[8] | 1 | # The various checks that may be performed during flight
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| 2 |
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| 3 | #---------------------------------------------------------------------------------------
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| 4 |
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[134] | 5 | import fs
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[8] | 6 | import const
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[134] | 7 | import util
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[139] | 8 | from acars import ACARS
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[170] | 9 | from sound import startSound
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[139] | 10 |
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| 11 | import time
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[8] | 12 |
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| 13 | #---------------------------------------------------------------------------------------
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| 14 |
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| 15 | class StateChecker(object):
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| 16 | """Base class for classes the instances of which check the aircraft's state
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| 17 | from some aspect.
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| 18 |
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| 19 | As a result of the check they may log something, or notify of some fault, etc."""
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| 20 | def check(self, flight, aircraft, logger, oldState, state):
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| 21 | """Perform the check and do whatever is needed.
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| 22 |
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| 23 | This default implementation raises a NotImplementedError."""
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| 24 | raise NotImplementedError()
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| 25 |
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| 26 | #---------------------------------------------------------------------------------------
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| 27 |
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| 28 | class StageChecker(StateChecker):
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| 29 | """Check the flight stage transitions."""
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[25] | 30 | def __init__(self):
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| 31 | """Construct the stage checker."""
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| 32 | self._flareStarted = False
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| 33 |
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[8] | 34 | def check(self, flight, aircraft, logger, oldState, state):
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| 35 | """Check the stage of the aircraft."""
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| 36 | stage = flight.stage
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| 37 | if stage==None:
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| 38 | aircraft.setStage(state, const.STAGE_BOARDING)
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| 39 | elif stage==const.STAGE_BOARDING:
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| 40 | if not state.parking or \
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| 41 | (not state.trickMode and state.groundSpeed>5.0):
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| 42 | aircraft.setStage(state, const.STAGE_PUSHANDTAXI)
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| 43 | elif stage==const.STAGE_PUSHANDTAXI or stage==const.STAGE_RTO:
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| 44 | if state.landingLightsOn or state.strobeLightsOn or \
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| 45 | state.groundSpeed>80.0:
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| 46 | aircraft.setStage(state, const.STAGE_TAKEOFF)
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| 47 | elif stage==const.STAGE_TAKEOFF:
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| 48 | if not state.gearsDown or \
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| 49 | (state.radioAltitude>3000.0 and state.vs>0):
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| 50 | aircraft.setStage(state, const.STAGE_CLIMB)
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| 51 | elif not state.landingLightsOn and \
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| 52 | not state.strobeLightsOn and \
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| 53 | state.onTheGround and \
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| 54 | state.groundSpeed<50.0:
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| 55 | aircraft.setStage(state, const.STAGE_RTO)
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| 56 | elif stage==const.STAGE_CLIMB:
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| 57 | if (state.altitude+2000) > flight.cruiseAltitude:
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| 58 | aircraft.setStage(state, const.STAGE_CRUISE)
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| 59 | elif state.radioAltitude<2000.0 and \
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| 60 | state.vs < 0.0 and state.gearsDown:
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| 61 | aircraft.setStage(state, const.STAGE_LANDING)
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| 62 | elif stage==const.STAGE_CRUISE:
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| 63 | if (state.altitude+2000) < flight.cruiseAltitude:
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| 64 | aircraft.setStage(state, const.STAGE_DESCENT)
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| 65 | elif stage==const.STAGE_DESCENT or stage==const.STAGE_GOAROUND:
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| 66 | if state.gearsDown and state.radioAltitude<2000.0:
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| 67 | aircraft.setStage(state, const.STAGE_LANDING)
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| 68 | elif (state.altitude+2000) > flight.cruiseAltitude:
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| 69 | aircraft.setStage(state, const.STAGE_CRUISE)
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| 70 | elif stage==const.STAGE_LANDING:
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| 71 | if state.onTheGround and state.groundSpeed<50.0:
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| 72 | aircraft.setStage(state, const.STAGE_TAXIAFTERLAND)
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| 73 | elif not state.gearsDown:
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| 74 | aircraft.setStage(state, const.STAGE_GOAROUND)
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[25] | 75 | elif state.radioAltitude>200 and self._flareStarted:
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[8] | 76 | aircraft.cancelFlare()
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[25] | 77 | self._flareStarted = False
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| 78 | elif state.radioAltitude<150 and not state.onTheGround and \
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| 79 | not self._flareStarted:
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| 80 | self._flareStarted = True
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[9] | 81 | aircraft.prepareFlare()
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[8] | 82 | elif stage==const.STAGE_TAXIAFTERLAND:
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| 83 | if state.parking:
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| 84 | aircraft.setStage(state, const.STAGE_PARKING)
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| 85 | elif stage==const.STAGE_PARKING:
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| 86 | if aircraft.checkFlightEnd(state):
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| 87 | aircraft.setStage(state, const.STAGE_END)
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| 88 |
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| 89 | #---------------------------------------------------------------------------------------
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| 90 |
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[139] | 91 | class ACARSSender(StateChecker):
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| 92 | """Sender of online ACARS.
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| 93 |
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| 94 | It sends the ACARS every 3 minutes to the MAVA website."""
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| 95 |
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| 96 | # The interval at which ACARS is sent
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| 97 | INTERVAL = 3*60.0
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| 98 |
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| 99 | def __init__(self, gui):
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| 100 | """Construct the ACARS sender."""
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| 101 | self._gui = gui
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| 102 | self._lastSent = None
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| 103 |
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| 104 | def check(self, flight, aircraft, logger, oldState, state):
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| 105 | """If the time has come to send the ACARS, send it."""
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| 106 | now = time.time()
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| 107 |
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| 108 | if self._lastSent is not None and \
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| 109 | (self._lastSent + ACARSSender.INTERVAL)>now:
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| 110 | return
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| 111 |
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| 112 | acars = ACARS(self._gui, state)
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| 113 | self._gui.webHandler.sendACARS(self._acarsCallback, acars)
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| 114 |
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| 115 | def _acarsCallback(self, returned, result):
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| 116 | """Callback for ACARS sending."""
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| 117 | if returned:
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| 118 | print "Sent online ACARS"
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| 119 | self._lastSent = time.time() if self._lastSent is None \
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| 120 | else self._lastSent + ACARSSender.INTERVAL
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| 121 | else:
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| 122 | print "Failed to send the ACARS"
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| 123 |
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| 124 | #---------------------------------------------------------------------------------------
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| 125 |
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[9] | 126 | class TakeOffLogger(StateChecker):
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| 127 | """Logger for the cruise speed."""
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| 128 | def __init__(self):
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| 129 | """Construct the logger."""
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| 130 | self._onTheGround = True
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| 131 |
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| 132 | def check(self, flight, aircraft, logger, oldState, state):
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| 133 | """Log the cruise speed if necessary."""
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| 134 | if flight.stage==const.STAGE_TAKEOFF and \
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| 135 | self._onTheGround and not state.onTheGround:
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| 136 | logger.message(state.timestamp,
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| 137 | "Takeoff speed: %.0f knots" % (state.ias,))
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| 138 | logger.message(state.timestamp,
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| 139 | "Takeoff heading: %03.0f degrees" % (state.heading,))
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| 140 | logger.message(state.timestamp,
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| 141 | "Takeoff pitch: %.1f degrees" % (state.pitch,))
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| 142 | self._onTheGround = False
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| 143 |
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| 144 | #---------------------------------------------------------------------------------------
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| 145 |
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| 146 | class CruiseSpeedLogger(StateChecker):
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| 147 | """Logger for the cruise speed."""
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| 148 | def __init__(self):
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| 149 | """Construct the logger."""
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| 150 | self._lastTime = None
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| 151 |
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| 152 | def check(self, flight, aircraft, logger, oldState, state):
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| 153 | """Log the cruise speed if necessary."""
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| 154 | if flight.stage==const.STAGE_CRUISE and \
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| 155 | (self._lastTime is None or \
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| 156 | (self._lastTime+800)<=state.timestamp):
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| 157 | if state.altitude>24500.0:
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| 158 | logger.message(state.timestamp,
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[10] | 159 | "Cruise speed: %.3f mach" % (state.mach,))
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[9] | 160 | else:
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| 161 | logger.message(state.timestamp,
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| 162 | "Cruise speed: %.0f knots" % (state.ias,))
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| 163 | self._lastTime = state.timestamp
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| 164 |
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| 165 | #---------------------------------------------------------------------------------------
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| 166 |
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[10] | 167 | class SpoilerLogger(StateChecker):
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| 168 | """Logger for the cruise speed."""
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| 169 | def __init__(self):
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| 170 | """Construct the logger."""
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| 171 | self._logged = False
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[13] | 172 | self._spoilersExtension = None
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[10] | 173 |
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| 174 | def check(self, flight, aircraft, logger, oldState, state):
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| 175 | """Log the cruise speed if necessary."""
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| 176 | if flight.stage==const.STAGE_LANDING and not self._logged:
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| 177 | if state.onTheGround:
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[13] | 178 | if state.spoilersExtension!=self._spoilersExtension:
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[10] | 179 | logger.message(state.timestamp, "Spoilers deployed")
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| 180 | self._logged = True
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[170] | 181 | config = flight.config
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| 182 | if config.enableSounds and config.speedbrakeAtTD:
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| 183 | startSound(const.SOUND_SPEEDBRAKE)
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[10] | 184 | else:
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[13] | 185 | self._spoilersExtension = state.spoilersExtension
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[10] | 186 |
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| 187 | #---------------------------------------------------------------------------------------
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| 188 |
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[134] | 189 | class VisibilityChecker(StateChecker):
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| 190 | """Inform the pilot of the visibility once when descending below 2000 ft,
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| 191 | then when descending below 1000 ft."""
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| 192 | def __init__(self):
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| 193 | """Construct the visibility checker."""
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| 194 | self._informedBelow2000 = False
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| 195 | self._informedBelow1000 = False
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| 196 |
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| 197 | def check(self, flight, aircraft, logger, oldState, state):
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| 198 | """Check if we need to inform the pilot of the visibility."""
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| 199 | if flight.stage==const.STAGE_DESCENT or \
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| 200 | flight.stage==const.STAGE_LANDING:
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| 201 | if (state.radioAltitude<2000 and not self._informedBelow2000) or \
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| 202 | (state.radioAltitude<1000 and not self._informedBelow1000):
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| 203 | visibilityString = util.visibility2String(state.visibility)
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| 204 | fs.sendMessage(const.MESSAGETYPE_VISIBILITY,
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| 205 | "Current visibility: " + visibilityString,
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| 206 | 5)
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| 207 | logger.message(state.timestamp,
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| 208 | "Pilot was informed about the visibility: " +
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| 209 | visibilityString)
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| 210 | self._informedBelow2000 = True
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| 211 | self._informedBelow1000 = state.radioAltitude<1000
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| 212 |
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| 213 | #---------------------------------------------------------------------------------------
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| 214 |
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[8] | 215 | class StateChangeLogger(StateChecker):
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| 216 | """Base class for classes the instances of which check if a specific change has
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| 217 | occured in the aircraft's state, and log such change."""
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| 218 | def __init__(self, logInitial = True):
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| 219 | """Construct the logger.
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| 220 |
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| 221 | If logInitial is True, the initial value will be logged, not just the
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| 222 | changes later.
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| 223 |
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| 224 | Child classes should define the following functions:
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| 225 | - _changed(self, oldState, state): returns a boolean indicating if the
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| 226 | value has changed or not
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| 227 | - _getMessage(self, state): return a strings containing the message to log
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| 228 | with the new value
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| 229 | """
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| 230 | self._logInitial = logInitial
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| 231 |
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[22] | 232 | def _getLogTimestamp(self, state):
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| 233 | """Get the log timestamp."""
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| 234 | return state.timestamp
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| 235 |
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[8] | 236 | def check(self, flight, aircraft, logger, oldState, state):
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| 237 | """Check if the state has changed, and if so, log the new state."""
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| 238 | shouldLog = False
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| 239 | if oldState is None:
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| 240 | shouldLog = self._logInitial
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| 241 | else:
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| 242 | shouldLog = self._changed(oldState, state)
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| 243 |
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| 244 | if shouldLog:
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[22] | 245 | logger.message(self._getLogTimestamp(state), self._getMessage(state))
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[8] | 246 |
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| 247 | #---------------------------------------------------------------------------------------
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| 248 |
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| 249 | class SimpleChangeMixin(object):
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| 250 | """A mixin that defines a _changed() function which simply calls a function
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| 251 | to retrieve the value two monitor for both states and compares them.
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| 252 |
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| 253 | Child classes should define the following function:
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| 254 | - _getValue(state): get the value we are interested in."""
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| 255 | def _changed(self, oldState, state):
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| 256 | """Determine if the value has changed."""
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| 257 | return self._getValue(oldState)!=self._getValue(state)
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| 258 |
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| 259 | #---------------------------------------------------------------------------------------
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| 260 |
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| 261 | class SingleValueMixin(object):
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| 262 | """A mixin that provides a _getValue() function to query a value from the
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| 263 | state using the name of the attribute."""
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| 264 | def __init__(self, attrName):
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| 265 | """Construct the mixin with the given attribute name."""
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| 266 | self._attrName = attrName
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| 267 |
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| 268 | def _getValue(self, state):
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| 269 | """Get the value of the attribute from the state."""
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| 270 | return getattr(state, self._attrName)
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| 271 |
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| 272 | #---------------------------------------------------------------------------------------
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| 273 |
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| 274 | class DelayedChangeMixin(object):
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| 275 | """A mixin to a StateChangeLogger that stores the old value and reports a
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| 276 | change only if the change has been there for a certain amount of time.
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| 277 |
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| 278 | Child classes should define the following function:
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| 279 | - _getValue(state): get the value we are interested in."""
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[22] | 280 | def __init__(self, minDelay = 3.0, maxDelay = 10.0):
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[8] | 281 | """Construct the mixin with the given delay in seconds."""
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[22] | 282 | self._minDelay = minDelay
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| 283 | self._maxDelay = maxDelay
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[8] | 284 | self._oldValue = None
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| 285 | self._firstChange = None
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[22] | 286 | self._lastChangeState = None
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| 287 |
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[8] | 288 | def _changed(self, oldState, state):
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| 289 | """Determine if the value has changed."""
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| 290 | if self._oldValue is None:
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| 291 | self._oldValue = self._getValue(oldState)
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| 292 |
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| 293 | newValue = self._getValue(state)
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[22] | 294 | if self._oldValue!=newValue:
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[8] | 295 | if self._firstChange is None:
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| 296 | self._firstChange = state.timestamp
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[22] | 297 | self._lastChangeState = state
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| 298 | self._oldValue = newValue
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| 299 |
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| 300 | if self._firstChange is not None:
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| 301 | if state.timestamp >= min(self._lastChangeState.timestamp + self._minDelay,
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| 302 | self._firstChange + self._maxDelay):
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[8] | 303 | self._firstChange = None
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| 304 | return True
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[22] | 305 |
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| 306 | return False
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[8] | 307 |
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[22] | 308 | def _getLogTimestamp(self, state):
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| 309 | """Get the log timestamp."""
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| 310 | return self._lastChangeState.timestamp if \
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| 311 | self._lastChangeState is not None else state.timestamp
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[8] | 312 |
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| 313 | #---------------------------------------------------------------------------------------
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| 314 |
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| 315 | class TemplateMessageMixin(object):
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| 316 | """Mixin to generate a message based on a template.
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| 317 |
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| 318 | Child classes should define the following function:
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| 319 | - _getValue(state): get the value we are interested in."""
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| 320 | def __init__(self, template):
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| 321 | """Construct the mixin."""
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| 322 | self._template = template
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| 323 |
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| 324 | def _getMessage(self, state):
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| 325 | """Get the message."""
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| 326 | return self._template % (self._getValue(state),)
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| 327 |
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| 328 | #---------------------------------------------------------------------------------------
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| 329 |
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| 330 | class GenericStateChangeLogger(StateChangeLogger, SingleValueMixin,
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| 331 | DelayedChangeMixin, TemplateMessageMixin):
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| 332 | """Base for generic state change loggers that monitor a single value in the
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| 333 | state possibly with a delay and the logged message comes from a template"""
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[22] | 334 | def __init__(self, attrName, template, logInitial = True,
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| 335 | minDelay = 0.0, maxDelay = 0.0):
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[8] | 336 | """Construct the object."""
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| 337 | StateChangeLogger.__init__(self, logInitial = logInitial)
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| 338 | SingleValueMixin.__init__(self, attrName)
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[22] | 339 | DelayedChangeMixin.__init__(self, minDelay = minDelay, maxDelay = maxDelay)
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[8] | 340 | TemplateMessageMixin.__init__(self, template)
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[22] | 341 | self._getLogTimestamp = lambda state: \
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| 342 | DelayedChangeMixin._getLogTimestamp(self, state)
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[8] | 343 |
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| 344 | #---------------------------------------------------------------------------------------
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| 345 |
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| 346 | class AltimeterLogger(StateChangeLogger, SingleValueMixin,
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| 347 | DelayedChangeMixin):
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| 348 | """Logger for the altimeter setting."""
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| 349 | def __init__(self):
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| 350 | """Construct the logger."""
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| 351 | StateChangeLogger.__init__(self, logInitial = True)
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| 352 | SingleValueMixin.__init__(self, "altimeter")
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| 353 | DelayedChangeMixin.__init__(self)
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[22] | 354 | self._getLogTimestamp = lambda state: \
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| 355 | DelayedChangeMixin._getLogTimestamp(self, state)
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[8] | 356 |
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| 357 | def _getMessage(self, state):
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| 358 | """Get the message to log on a change."""
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[22] | 359 | logState = self._lastChangeState if \
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| 360 | self._lastChangeState is not None else state
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| 361 | return "Altimeter: %.0f hPa at %.0f feet" % \
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| 362 | (logState.altimeter, logState.altitude)
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[8] | 363 |
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| 364 | #---------------------------------------------------------------------------------------
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| 365 |
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| 366 | class NAV1Logger(GenericStateChangeLogger):
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| 367 | """Logger for the NAV1 radio setting."""
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| 368 | def __init__(self):
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| 369 | """Construct the logger."""
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| 370 | super(NAV1Logger, self).__init__("nav1", "NAV1 frequency: %s MHz")
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| 371 |
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| 372 | #---------------------------------------------------------------------------------------
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| 373 |
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| 374 | class NAV2Logger(GenericStateChangeLogger):
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| 375 | """Logger for the NAV2 radio setting."""
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| 376 | def __init__(self):
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| 377 | """Construct the logger."""
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| 378 | super(NAV2Logger, self).__init__("nav2", "NAV2 frequency: %s MHz")
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| 379 |
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| 380 | #---------------------------------------------------------------------------------------
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| 381 |
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| 382 | class SquawkLogger(GenericStateChangeLogger):
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| 383 | """Logger for the squawk setting."""
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| 384 | def __init__(self):
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| 385 | """Construct the logger."""
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| 386 | super(SquawkLogger, self).__init__("squawk", "Squawk code: %s",
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[22] | 387 | minDelay = 3.0, maxDelay = 10.0)
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[8] | 388 |
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| 389 | #---------------------------------------------------------------------------------------
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| 390 |
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| 391 | class LightsLogger(StateChangeLogger, SingleValueMixin, SimpleChangeMixin):
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| 392 | """Base class for the loggers of the various lights."""
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| 393 | def __init__(self, attrName, template):
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| 394 | """Construct the logger."""
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| 395 | StateChangeLogger.__init__(self)
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| 396 | SingleValueMixin.__init__(self, attrName)
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| 397 |
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| 398 | self._template = template
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| 399 |
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| 400 | def _getMessage(self, state):
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| 401 | """Get the message from the given state."""
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| 402 | return self._template % ("ON" if self._getValue(state) else "OFF")
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| 403 |
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| 404 | #---------------------------------------------------------------------------------------
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| 405 |
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| 406 | class AnticollisionLightsLogger(LightsLogger):
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| 407 | """Logger for the anti-collision lights."""
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| 408 | def __init__(self):
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| 409 | LightsLogger.__init__(self, "antiCollisionLightsOn",
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| 410 | "Anti-collision lights: %s")
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| 411 |
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| 412 | #---------------------------------------------------------------------------------------
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| 413 |
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| 414 | class LandingLightsLogger(LightsLogger):
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| 415 | """Logger for the landing lights."""
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| 416 | def __init__(self):
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| 417 | LightsLogger.__init__(self, "landingLightsOn",
|
---|
| 418 | "Landing lights: %s")
|
---|
| 419 |
|
---|
| 420 | #---------------------------------------------------------------------------------------
|
---|
| 421 |
|
---|
| 422 | class StrobeLightsLogger(LightsLogger):
|
---|
| 423 | """Logger for the strobe lights."""
|
---|
| 424 | def __init__(self):
|
---|
| 425 | LightsLogger.__init__(self, "strobeLightsOn",
|
---|
| 426 | "Strobe lights: %s")
|
---|
| 427 |
|
---|
| 428 | #---------------------------------------------------------------------------------------
|
---|
| 429 |
|
---|
| 430 | class NavLightsLogger(LightsLogger):
|
---|
| 431 | """Logger for the navigational lights."""
|
---|
| 432 | def __init__(self):
|
---|
| 433 | LightsLogger.__init__(self, "navLightsOn",
|
---|
| 434 | "Navigational lights: %s")
|
---|
| 435 |
|
---|
| 436 | #---------------------------------------------------------------------------------------
|
---|
| 437 |
|
---|
| 438 | class FlapsLogger(StateChangeLogger, SingleValueMixin, SimpleChangeMixin):
|
---|
| 439 | """Logger for the flaps setting."""
|
---|
| 440 | def __init__(self):
|
---|
| 441 | """Construct the logger."""
|
---|
| 442 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
| 443 | SingleValueMixin.__init__(self, "flapsSet")
|
---|
| 444 |
|
---|
| 445 | def _getMessage(self, state):
|
---|
| 446 | """Get the message to log on a change."""
|
---|
| 447 | speed = state.groundSpeed if state.groundSpeed<80.0 else state.ias
|
---|
| 448 | return "Flaps set to %.0f at %.0f knots" % (state.flapsSet, speed)
|
---|
| 449 |
|
---|
| 450 | #---------------------------------------------------------------------------------------
|
---|
| 451 |
|
---|
| 452 | class GearsLogger(StateChangeLogger, SingleValueMixin, SimpleChangeMixin):
|
---|
| 453 | """Logger for the gears state."""
|
---|
| 454 | def __init__(self):
|
---|
| 455 | """Construct the logger."""
|
---|
| 456 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
| 457 | SingleValueMixin.__init__(self, "gearsDown")
|
---|
| 458 |
|
---|
| 459 | def _getMessage(self, state):
|
---|
| 460 | """Get the message to log on a change."""
|
---|
[9] | 461 | return "Gears %s at %.0f knots, %.0f feet" % \
|
---|
[8] | 462 | ("DOWN" if state.gearsDown else "UP", state.ias, state.altitude)
|
---|
| 463 |
|
---|
| 464 | #---------------------------------------------------------------------------------------
|
---|
[11] | 465 |
|
---|
| 466 | class FaultChecker(StateChecker):
|
---|
| 467 | """Base class for checkers that look for faults."""
|
---|
| 468 | @staticmethod
|
---|
| 469 | def _appendDuring(flight, message):
|
---|
| 470 | """Append a 'during XXX' test to the given message, depending on the
|
---|
| 471 | flight stage."""
|
---|
| 472 | stageStr = const.stage2string(flight.stage)
|
---|
| 473 | return message if stageStr is None \
|
---|
| 474 | else (message + " during " + stageStr.upper())
|
---|
| 475 |
|
---|
| 476 | @staticmethod
|
---|
| 477 | def _getLinearScore(minFaultValue, maxFaultValue, minScore, maxScore,
|
---|
| 478 | value):
|
---|
| 479 | """Get the score for a faulty value where the score is calculated
|
---|
| 480 | linearly within a certain range."""
|
---|
| 481 | if value<minFaultValue:
|
---|
| 482 | return 0
|
---|
| 483 | elif value>maxFaultValue:
|
---|
| 484 | return maxScore
|
---|
| 485 | else:
|
---|
| 486 | return minScore + (maxScore-minScore) * (value-minFaultValue) / \
|
---|
| 487 | (maxFaultValue - minFaultValue)
|
---|
| 488 |
|
---|
| 489 | #---------------------------------------------------------------------------------------
|
---|
| 490 |
|
---|
| 491 | class SimpleFaultChecker(FaultChecker):
|
---|
| 492 | """Base class for fault checkers that check for a single occurence of a
|
---|
| 493 | faulty condition.
|
---|
| 494 |
|
---|
| 495 | Child classes should implement the following functions:
|
---|
| 496 | - isCondition(self, flight, aircraft, oldState, state): should return whether the
|
---|
| 497 | condition holds
|
---|
| 498 | - logFault(self, flight, aircraft, logger, oldState, state): log the fault
|
---|
| 499 | via the logger."""
|
---|
| 500 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 501 | """Perform the check."""
|
---|
| 502 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 503 | self.logFault(flight, aircraft, logger, oldState, state)
|
---|
| 504 |
|
---|
| 505 | #---------------------------------------------------------------------------------------
|
---|
| 506 |
|
---|
| 507 | class PatientFaultChecker(FaultChecker):
|
---|
| 508 | """A fault checker that does not decides on a fault when the condition
|
---|
| 509 | arises immediately, but can wait some time.
|
---|
| 510 |
|
---|
| 511 | Child classes should implement the following functions:
|
---|
| 512 | - isCondition(self, flight, aircraft, oldState, state): should return whether the
|
---|
| 513 | condition holds
|
---|
| 514 | - logFault(self, flight, aircraft, logger, oldState, state): log the fault
|
---|
| 515 | via the logger
|
---|
| 516 | """
|
---|
| 517 | def __init__(self, timeout = 2.0):
|
---|
| 518 | """Construct the fault checker with the given timeout."""
|
---|
| 519 | self._timeout = timeout
|
---|
| 520 | self._faultStarted = None
|
---|
| 521 |
|
---|
| 522 | def getTimeout(self, flight, aircraft, oldState, state):
|
---|
| 523 | """Get the timeout.
|
---|
| 524 |
|
---|
| 525 | This default implementation returns the timeout given in the
|
---|
| 526 | constructor, but child classes might want to enforce a different
|
---|
| 527 | policy."""
|
---|
| 528 | return self._timeout
|
---|
| 529 |
|
---|
| 530 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 531 | """Perform the check."""
|
---|
| 532 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 533 | if self._faultStarted is None:
|
---|
| 534 | self._faultStarted = state.timestamp
|
---|
| 535 | timeout = self.getTimeout(flight, aircraft, oldState, state)
|
---|
| 536 | if state.timestamp>=(self._faultStarted + timeout):
|
---|
| 537 | self.logFault(flight, aircraft, logger, oldState, state)
|
---|
| 538 | self._faultStarted = state.timestamp
|
---|
| 539 | else:
|
---|
| 540 | self._faultStarted = None
|
---|
| 541 |
|
---|
| 542 | #---------------------------------------------------------------------------------------
|
---|
| 543 |
|
---|
| 544 | class AntiCollisionLightsChecker(PatientFaultChecker):
|
---|
| 545 | """Check for the anti-collision light being off at high N1 values."""
|
---|
| 546 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 547 | """Check if the fault condition holds."""
|
---|
[26] | 548 | isTupolev = aircraft.type in [const.AIRCRAFT_T134,
|
---|
| 549 | const.AIRCRAFT_T154]
|
---|
[11] | 550 | return (flight.stage!=const.STAGE_PARKING or \
|
---|
[183] | 551 | not flight.config.usingFS2Crew) and \
|
---|
[11] | 552 | not state.antiCollisionLightsOn and \
|
---|
[26] | 553 | ((isTupolev and max(state.n1[1:])>5) or \
|
---|
| 554 | (not isTupolev and max(state.n1)>5))
|
---|
[11] | 555 |
|
---|
| 556 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 557 | """Log the fault."""
|
---|
[30] | 558 | flight.handleFault(AntiCollisionLightsChecker, state.timestamp,
|
---|
| 559 | FaultChecker._appendDuring(flight,
|
---|
| 560 | "Anti-collision lights were off"),
|
---|
| 561 | 1)
|
---|
[11] | 562 |
|
---|
| 563 | #---------------------------------------------------------------------------------------
|
---|
| 564 |
|
---|
| 565 | class BankChecker(SimpleFaultChecker):
|
---|
| 566 | """Check for the anti-collision light being off at high N1 values."""
|
---|
| 567 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 568 | """Check if the fault condition holds."""
|
---|
| 569 | if flight.stage==const.STAGE_CRUISE:
|
---|
| 570 | bankLimit = 30
|
---|
| 571 | elif flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 572 | const.STAGE_DESCENT, const.STAGE_LANDING]:
|
---|
| 573 | bankLimit = 35
|
---|
| 574 | else:
|
---|
| 575 | return False
|
---|
| 576 |
|
---|
| 577 | return state.bank>bankLimit or state.bank<-bankLimit
|
---|
| 578 |
|
---|
| 579 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 580 | """Log the fault."""
|
---|
[30] | 581 | flight.handleFault(BankChecker, state.timestamp,
|
---|
| 582 | FaultChecker._appendDuring(flight, "Bank too steep"),
|
---|
| 583 | 2)
|
---|
[11] | 584 |
|
---|
| 585 | #---------------------------------------------------------------------------------------
|
---|
| 586 |
|
---|
| 587 | class FlapsRetractChecker(SimpleFaultChecker):
|
---|
| 588 | """Check if the flaps are not retracted too early."""
|
---|
[13] | 589 | def __init__(self):
|
---|
| 590 | """Construct the flaps checker."""
|
---|
| 591 | self._timeStart = None
|
---|
| 592 |
|
---|
[11] | 593 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 594 | """Check if the fault condition holds.
|
---|
| 595 |
|
---|
| 596 | FIXME: check if this really is the intention (FlapsRetractedMistake.java)"""
|
---|
| 597 | if (flight.stage==const.STAGE_TAKEOFF and not state.onTheGround) or \
|
---|
| 598 | (flight.stage==const.STAGE_LANDING and state.onTheGround):
|
---|
| 599 | if self._timeStart is None:
|
---|
| 600 | self._timeStart = state.timestamp
|
---|
| 601 |
|
---|
| 602 | if state.flapsSet==0 and state.timestamp<=(self._timeStart+2.0):
|
---|
| 603 | return True
|
---|
[13] | 604 | else:
|
---|
| 605 | self._timeStart = None
|
---|
[11] | 606 | return False
|
---|
| 607 |
|
---|
| 608 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 609 | """Log the fault."""
|
---|
[30] | 610 | flight.handleFault(FlapsRetractChecker, state.timestamp,
|
---|
| 611 | FaultChecker._appendDuring(flight, "Flaps retracted"),
|
---|
| 612 | 20)
|
---|
[11] | 613 |
|
---|
| 614 | #---------------------------------------------------------------------------------------
|
---|
| 615 |
|
---|
| 616 | class FlapsSpeedLimitChecker(SimpleFaultChecker):
|
---|
| 617 | """Check if the flaps are extended only at the right speeds."""
|
---|
| 618 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 619 | """Check if the fault condition holds."""
|
---|
| 620 | speedLimit = aircraft.getFlapsSpeedLimit(state.flapsSet)
|
---|
[197] | 621 | return speedLimit is not None and state.smoothedIAS>speedLimit
|
---|
[11] | 622 |
|
---|
| 623 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 624 | """Log the fault."""
|
---|
[30] | 625 | flight.handleFault(FlapsSpeedLimitChecker, state.timestamp,
|
---|
| 626 | FaultChecker._appendDuring(flight, "Flap speed limit fault"),
|
---|
| 627 | 5)
|
---|
[11] | 628 |
|
---|
| 629 | #---------------------------------------------------------------------------------------
|
---|
| 630 |
|
---|
| 631 | class GearsDownChecker(SimpleFaultChecker):
|
---|
| 632 | """Check if the gears are down at low altitudes."""
|
---|
| 633 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 634 | """Check if the fault condition holds."""
|
---|
| 635 | return state.radioAltitude<10 and not state.gearsDown and \
|
---|
| 636 | flight.stage!=const.STAGE_TAKEOFF
|
---|
| 637 |
|
---|
| 638 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 639 | """Log the fault."""
|
---|
[30] | 640 | flight.handleNoGo(GearsDownChecker, state.timestamp,
|
---|
| 641 | "Gears not down at %.0f feet radio altitude" % \
|
---|
| 642 | (state.radioAltitude,),
|
---|
| 643 | "GEAR DOWN NO GO")
|
---|
[11] | 644 |
|
---|
| 645 | #---------------------------------------------------------------------------------------
|
---|
| 646 |
|
---|
| 647 | class GearSpeedLimitChecker(PatientFaultChecker):
|
---|
| 648 | """Check if the gears not down at too high a speed."""
|
---|
| 649 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 650 | """Check if the fault condition holds."""
|
---|
[197] | 651 | return state.gearsDown and state.smoothedIAS>aircraft.gearSpeedLimit
|
---|
[11] | 652 |
|
---|
| 653 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 654 | """Log the fault."""
|
---|
[30] | 655 | flight.handleFault(GearSpeedLimitChecker, state.timestamp,
|
---|
| 656 | FaultChecker._appendDuring(flight, "Gear speed limit fault"),
|
---|
| 657 | 5)
|
---|
[11] | 658 |
|
---|
| 659 | #---------------------------------------------------------------------------------------
|
---|
| 660 |
|
---|
| 661 | class GLoadChecker(SimpleFaultChecker):
|
---|
| 662 | """Check if the G-load does not exceed 2 except during flare."""
|
---|
| 663 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 664 | """Check if the fault condition holds."""
|
---|
| 665 | return state.gLoad>2.0 and (flight.stage!=const.STAGE_LANDING or \
|
---|
| 666 | state.radioAltitude>=50)
|
---|
| 667 |
|
---|
| 668 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 669 | """Log the fault."""
|
---|
[30] | 670 | flight.handleFault(GLoadChecker, state.timestamp,
|
---|
| 671 | "G-load was %.2f" % (state.gLoad,),
|
---|
| 672 | 10)
|
---|
[11] | 673 |
|
---|
| 674 | #---------------------------------------------------------------------------------------
|
---|
| 675 |
|
---|
| 676 | class LandingLightsChecker(PatientFaultChecker):
|
---|
| 677 | """Check if the landing lights are used properly."""
|
---|
| 678 | def getTimeout(self, flight, aircraft, oldState, state):
|
---|
| 679 | """Get the timeout.
|
---|
| 680 |
|
---|
| 681 | It is the default timeout except for landing and takeoff."""
|
---|
| 682 | return 0.0 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 683 | const.STAGE_LANDING] else self._timeout
|
---|
| 684 |
|
---|
| 685 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 686 | """Check if the fault condition holds."""
|
---|
| 687 | return (flight.stage==const.STAGE_BOARDING and \
|
---|
| 688 | state.landingLightsOn and state.onTheGround) or \
|
---|
| 689 | (flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 690 | not state.landingLightsOn and not state.onTheGround) or \
|
---|
| 691 | (flight.stage in [const.STAGE_CLIMB, const.STAGE_CRUISE,
|
---|
| 692 | const.STAGE_DESCENT] and \
|
---|
| 693 | state.landingLightsOn and state.altitude>12500) or \
|
---|
| 694 | (flight.stage==const.STAGE_LANDING and \
|
---|
| 695 | not state.landingLightsOn and state.onTheGround) or \
|
---|
| 696 | (flight.stage==const.STAGE_PARKING and \
|
---|
| 697 | state.landingLightsOn and state.onTheGround)
|
---|
| 698 |
|
---|
| 699 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 700 | """Log the fault."""
|
---|
| 701 | score = 0 if flight.stage==const.STAGE_LANDING else 1
|
---|
| 702 | message = "Landing lights were %s" % (("on" if state.landingLightsOn else "off"),)
|
---|
[30] | 703 | flight.handleFault(LandingLightsChecker, state.timestamp,
|
---|
| 704 | FaultChecker._appendDuring(flight, message),
|
---|
| 705 | score)
|
---|
[11] | 706 |
|
---|
| 707 | #---------------------------------------------------------------------------------------
|
---|
| 708 |
|
---|
| 709 | class WeightChecker(PatientFaultChecker):
|
---|
| 710 | """Base class for checkers that check that some limit is not exceeded."""
|
---|
| 711 | def __init__(self, name):
|
---|
| 712 | """Construct the checker."""
|
---|
| 713 | super(WeightChecker, self).__init__(timeout = 5.0)
|
---|
| 714 | self._name = name
|
---|
| 715 |
|
---|
| 716 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 717 | """Check if the fault condition holds."""
|
---|
| 718 | if flight.entranceExam:
|
---|
| 719 | return False
|
---|
| 720 |
|
---|
| 721 | limit = self.getLimit(flight, aircraft, state)
|
---|
| 722 | if limit is not None:
|
---|
[183] | 723 | #if flight.options.compensation is not None:
|
---|
| 724 | # limit += flight.options.compensation
|
---|
[13] | 725 | return self.getWeight(state)>limit
|
---|
[11] | 726 |
|
---|
| 727 | return False
|
---|
| 728 |
|
---|
| 729 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 730 | """Log the fault."""
|
---|
[13] | 731 | mname = "M" + self._name
|
---|
[30] | 732 | flight.handleNoGo(self.__class__, state.timestamp,
|
---|
| 733 | "%s exceeded: %s is %.0f kg" % \
|
---|
| 734 | (mname, self._name, self.getWeight(state)),
|
---|
| 735 | "%s NO GO" % (mname,))
|
---|
[13] | 736 |
|
---|
| 737 | def getWeight(self, state):
|
---|
| 738 | """Get the weight that is interesting for us."""
|
---|
| 739 | return state.grossWeight
|
---|
[11] | 740 |
|
---|
| 741 | #---------------------------------------------------------------------------------------
|
---|
| 742 |
|
---|
| 743 | class MLWChecker(WeightChecker):
|
---|
| 744 | """Checks if the MLW is not exceeded on landing."""
|
---|
| 745 | def __init__(self):
|
---|
| 746 | """Construct the checker."""
|
---|
[13] | 747 | super(MLWChecker, self).__init__("LW")
|
---|
[11] | 748 |
|
---|
[13] | 749 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 750 | """Get the limit if we are in the right state."""
|
---|
| 751 | return aircraft.mlw if flight.stage==const.STAGE_LANDING and \
|
---|
[184] | 752 | state.onTheGround and \
|
---|
| 753 | not flight.entranceExam else None
|
---|
[11] | 754 |
|
---|
| 755 | #---------------------------------------------------------------------------------------
|
---|
| 756 |
|
---|
| 757 | class MTOWChecker(WeightChecker):
|
---|
| 758 | """Checks if the MTOW is not exceeded on landing."""
|
---|
| 759 | def __init__(self):
|
---|
| 760 | """Construct the checker."""
|
---|
[13] | 761 | super(MTOWChecker, self).__init__("TOW")
|
---|
[11] | 762 |
|
---|
[13] | 763 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 764 | """Get the limit if we are in the right state."""
|
---|
[184] | 765 | return aircraft.mtow if flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 766 | not flight.entranceExam else None
|
---|
[11] | 767 |
|
---|
| 768 | #---------------------------------------------------------------------------------------
|
---|
| 769 |
|
---|
| 770 | class MZFWChecker(WeightChecker):
|
---|
[60] | 771 | """Checks if the MZFW is not exceeded on landing."""
|
---|
[11] | 772 | def __init__(self):
|
---|
| 773 | """Construct the checker."""
|
---|
[13] | 774 | super(MZFWChecker, self).__init__("ZFW")
|
---|
[11] | 775 |
|
---|
[13] | 776 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 777 | """Get the limit if we are in the right state."""
|
---|
[184] | 778 | return aircraft.mzfw if not flight.entranceExam else None
|
---|
[11] | 779 |
|
---|
[13] | 780 | def getWeight(self, state):
|
---|
| 781 | """Get the weight that is interesting for us."""
|
---|
| 782 | return state.zfw
|
---|
| 783 |
|
---|
[11] | 784 | #---------------------------------------------------------------------------------------
|
---|
| 785 |
|
---|
| 786 | class NavLightsChecker(PatientFaultChecker):
|
---|
| 787 | """Check if the navigational lights are used properly."""
|
---|
| 788 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 789 | """Check if the fault condition holds."""
|
---|
| 790 | return flight.stage!=const.STAGE_BOARDING and \
|
---|
| 791 | flight.stage!=const.STAGE_PARKING and \
|
---|
| 792 | not state.navLightsOn
|
---|
| 793 |
|
---|
| 794 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 795 | """Log the fault."""
|
---|
[30] | 796 | flight.handleFault(NavLightsChecker, state.timestamp,
|
---|
| 797 | FaultChecker._appendDuring(flight,
|
---|
| 798 | "Navigation lights were off"),
|
---|
| 799 | 1)
|
---|
[11] | 800 |
|
---|
| 801 | #---------------------------------------------------------------------------------------
|
---|
| 802 |
|
---|
| 803 | class OverspeedChecker(PatientFaultChecker):
|
---|
| 804 | """Check if Vne has been exceeded."""
|
---|
[197] | 805 | def __init__(self, timeout = 5.0):
|
---|
[11] | 806 | """Construct the checker."""
|
---|
[197] | 807 | super(OverspeedChecker, self).__init__(timeout = timeout)
|
---|
[11] | 808 |
|
---|
| 809 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 810 | """Check if the fault condition holds."""
|
---|
| 811 | return state.overspeed
|
---|
| 812 |
|
---|
| 813 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 814 | """Log the fault."""
|
---|
[30] | 815 | flight.handleFault(OverspeedChecker, state.timestamp,
|
---|
| 816 | FaultChecker._appendDuring(flight, "Overspeed"),
|
---|
| 817 | 20)
|
---|
[11] | 818 |
|
---|
| 819 | #---------------------------------------------------------------------------------------
|
---|
| 820 |
|
---|
| 821 | class PayloadChecker(SimpleFaultChecker):
|
---|
| 822 | """Check if the payload matches the specification."""
|
---|
| 823 | TOLERANCE=550
|
---|
[60] | 824 |
|
---|
| 825 | @staticmethod
|
---|
| 826 | def isZFWFaulty(aircraftZFW, flightZFW):
|
---|
| 827 | """Check if the given aircraft's ZFW is outside of the limits."""
|
---|
| 828 | return aircraftZFW < (flightZFW - PayloadChecker.TOLERANCE) or \
|
---|
| 829 | aircraftZFW > (flightZFW + PayloadChecker.TOLERANCE)
|
---|
[11] | 830 |
|
---|
| 831 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 832 | """Check if the fault condition holds."""
|
---|
[192] | 833 | return not flight.entranceExam and \
|
---|
[184] | 834 | flight.stage==const.STAGE_PUSHANDTAXI and \
|
---|
[60] | 835 | PayloadChecker.isZFWFaulty(state.zfw, flight.zfw)
|
---|
[11] | 836 |
|
---|
| 837 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 838 | """Log the fault."""
|
---|
[30] | 839 | flight.handleNoGo(PayloadChecker, state.timestamp,
|
---|
| 840 | "ZFW difference is more than %d kgs" % \
|
---|
| 841 | (PayloadChecker.TOLERANCE,),
|
---|
| 842 | "ZFW NO GO")
|
---|
[11] | 843 |
|
---|
| 844 | #---------------------------------------------------------------------------------------
|
---|
| 845 |
|
---|
| 846 | class PitotChecker(PatientFaultChecker):
|
---|
| 847 | """Check if pitot heat is on."""
|
---|
| 848 | def __init__(self):
|
---|
| 849 | """Construct the checker."""
|
---|
| 850 | super(PitotChecker, self).__init__(timeout = 3.0)
|
---|
| 851 |
|
---|
| 852 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 853 | """Check if the fault condition holds."""
|
---|
[13] | 854 | return state.groundSpeed>80 and not state.pitotHeatOn
|
---|
[11] | 855 |
|
---|
| 856 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 857 | """Log the fault."""
|
---|
| 858 | score = 2 if flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 859 | const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
| 860 | const.STAGE_LANDING] else 0
|
---|
[30] | 861 | flight.handleFault(PitotChecker, state.timestamp,
|
---|
| 862 | FaultChecker._appendDuring(flight, "Pitot heat was off"),
|
---|
| 863 | score)
|
---|
[11] | 864 |
|
---|
| 865 | #---------------------------------------------------------------------------------------
|
---|
| 866 |
|
---|
| 867 | class ReverserChecker(SimpleFaultChecker):
|
---|
| 868 | """Check if the reverser is not used below 60 knots."""
|
---|
| 869 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 870 | """Check if the fault condition holds."""
|
---|
| 871 | return flight.stage in [const.STAGE_DESCENT, const.STAGE_LANDING,
|
---|
| 872 | const.STAGE_TAXIAFTERLAND] and \
|
---|
[25] | 873 | state.groundSpeed<60 and max(state.reverser)
|
---|
[11] | 874 |
|
---|
| 875 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 876 | """Log the fault."""
|
---|
[30] | 877 | flight.handleFault(ReverserChecker, state.timestamp,
|
---|
| 878 | FaultChecker._appendDuring(flight,
|
---|
| 879 | "Reverser used below 60 knots"),
|
---|
| 880 | 15)
|
---|
[11] | 881 |
|
---|
| 882 | #---------------------------------------------------------------------------------------
|
---|
| 883 |
|
---|
| 884 | class SpeedChecker(SimpleFaultChecker):
|
---|
| 885 | """Check if the speed is in the prescribed limits."""
|
---|
| 886 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 887 | """Check if the fault condition holds."""
|
---|
| 888 | return flight.stage in [const.STAGE_PUSHANDTAXI,
|
---|
| 889 | const.STAGE_TAXIAFTERLAND] and \
|
---|
| 890 | state.groundSpeed>50
|
---|
| 891 |
|
---|
| 892 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 893 | """Log the fault."""
|
---|
[30] | 894 | flight.handleFault(SpeedChecker, state.timestamp,
|
---|
| 895 | FaultChecker._appendDuring(flight,
|
---|
| 896 | "Taxi speed over 50 knots"),
|
---|
| 897 | FaultChecker._getLinearScore(50, 80, 10, 15,
|
---|
| 898 | state.groundSpeed))
|
---|
[11] | 899 |
|
---|
| 900 | #---------------------------------------------------------------------------------------
|
---|
| 901 |
|
---|
| 902 | class StallChecker(PatientFaultChecker):
|
---|
| 903 | """Check if stall occured."""
|
---|
| 904 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 905 | """Check if the fault condition holds."""
|
---|
| 906 | return flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 907 | const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
| 908 | const.STAGE_LANDING] and state.stalled
|
---|
| 909 |
|
---|
| 910 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 911 | """Log the fault."""
|
---|
| 912 | score = 40 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 913 | const.STAGE_LANDING] else 30
|
---|
[30] | 914 | flight.handleFault(StallChecker, state.timestamp,
|
---|
| 915 | FaultChecker._appendDuring(flight, "Stalled"),
|
---|
| 916 | score)
|
---|
[11] | 917 |
|
---|
| 918 | #---------------------------------------------------------------------------------------
|
---|
| 919 |
|
---|
| 920 | class StrobeLightsChecker(PatientFaultChecker):
|
---|
| 921 | """Check if the strobe lights are used properly."""
|
---|
| 922 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 923 | """Check if the fault condition holds."""
|
---|
[26] | 924 | if aircraft.type in [const.AIRCRAFT_T134,
|
---|
| 925 | const.AIRCRAFT_T154,
|
---|
| 926 | const.AIRCRAFT_YK40]:
|
---|
| 927 | return False
|
---|
| 928 | else:
|
---|
| 929 | return (flight.stage==const.STAGE_BOARDING and \
|
---|
| 930 | state.strobeLightsOn and state.onTheGround) or \
|
---|
| 931 | (flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 932 | not state.strobeLightsOn and not state.gearsDown) or \
|
---|
| 933 | (flight.stage in [const.STAGE_CLIMB, const.STAGE_CRUISE,
|
---|
| 934 | const.STAGE_DESCENT] and \
|
---|
| 935 | not state.strobeLightsOn and not state.onTheGround) or \
|
---|
| 936 | (flight.stage==const.STAGE_PARKING and \
|
---|
| 937 | state.strobeLightsOn and state.onTheGround)
|
---|
[11] | 938 |
|
---|
| 939 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 940 | """Log the fault."""
|
---|
| 941 | message = "Strobe lights were %s" % (("on" if state.strobeLightsOn else "off"),)
|
---|
[30] | 942 | flight.handleFault(StrobeLightsChecker, state.timestamp,
|
---|
| 943 | FaultChecker._appendDuring(flight, message),
|
---|
| 944 | 1)
|
---|
[11] | 945 |
|
---|
| 946 | #---------------------------------------------------------------------------------------
|
---|
| 947 |
|
---|
| 948 | class ThrustChecker(SimpleFaultChecker):
|
---|
| 949 | """Check if the thrust setting is not too high during takeoff.
|
---|
| 950 |
|
---|
| 951 | FIXME: is this really so general, for all aircraft?"""
|
---|
| 952 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 953 | """Check if the fault condition holds."""
|
---|
| 954 | return flight.stage==const.STAGE_TAKEOFF and max(state.n1)>97
|
---|
| 955 |
|
---|
| 956 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 957 | """Log the fault."""
|
---|
[13] | 958 | print state.n1
|
---|
[30] | 959 | flight.handleFault(ThrustChecker, state.timestamp,
|
---|
| 960 | FaultChecker._appendDuring(flight,
|
---|
| 961 | "Thrust setting was too high (>97%)"),
|
---|
| 962 | FaultChecker._getLinearScore(97, 110, 0, 10, max(state.n1)))
|
---|
[11] | 963 |
|
---|
| 964 | #---------------------------------------------------------------------------------------
|
---|
| 965 |
|
---|
| 966 | class VSChecker(SimpleFaultChecker):
|
---|
| 967 | """Check if the vertical speed is not too low at certain altitudes"""
|
---|
| 968 | BELOW10000 = -5000
|
---|
| 969 | BELOW5000 = -2500
|
---|
| 970 | BELOW2500 = -1500
|
---|
| 971 | BELOW500 = -1000
|
---|
| 972 | TOLERANCE = 1.2
|
---|
| 973 |
|
---|
| 974 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 975 | """Check if the fault condition holds."""
|
---|
[197] | 976 | vs = state.smoothedVS
|
---|
[11] | 977 | altitude = state.altitude
|
---|
| 978 | return vs < -8000 or vs > 8000 or \
|
---|
| 979 | (altitude<500 and vs < (VSChecker.BELOW500 *
|
---|
[13] | 980 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 981 | (altitude<2500 and vs < (VSChecker.BELOW2500 *
|
---|
[13] | 982 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 983 | (altitude<5000 and vs < (VSChecker.BELOW5000 *
|
---|
[13] | 984 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 985 | (altitude<10000 and vs < (VSChecker.BELOW10000 *
|
---|
[13] | 986 | VSChecker.TOLERANCE))
|
---|
[11] | 987 |
|
---|
| 988 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 989 | """Log the fault."""
|
---|
[197] | 990 | vs = state.smoothedVS
|
---|
[11] | 991 |
|
---|
| 992 | message = "Vertical speed was %.0f feet/min" % (vs,)
|
---|
| 993 | if vs>-8000 and vs<8000:
|
---|
| 994 | message += " at %.0f feet (exceeds company limit)" % (state.altitude,)
|
---|
| 995 |
|
---|
| 996 | score = 10 if vs<-8000 or vs>8000 else 0
|
---|
| 997 |
|
---|
[30] | 998 | flight.handleFault(VSChecker, state.timestamp,
|
---|
| 999 | FaultChecker._appendDuring(flight, message),
|
---|
| 1000 | score)
|
---|
[11] | 1001 |
|
---|
| 1002 | #---------------------------------------------------------------------------------------
|
---|