航線Hydrolic System and EICAS messages.

1、CRJ HYDRAULIC SYSTEMNo. 1 HydraulicNo. 2 HydraulicNo. 3 HydraulicCRJHYDRAULICSYSTEM3 IndependentSystemsNo. 1 Hydraulic ENG DRIVEN + AC MOTOR PUMPNo. 2 Hydraulic ENG DRIVEN + AC MOTOR PUMPNo. 3 Hydraulic 2 AC MOTOR PUMPS 2 PUMPSFOR EACHSYSTEMSystemsPoweredL SPLRONFLT SPLROUTBD GND SPLRL SPLRON RLNDG

2、GEARN/W STEERNOSE DOORSPLRON RFLT SPLRINBD GND SPLRMLG AUX ACT#1#2#31500 psi PrechargeDampens surges#2-Backup Brakes3000 psi, 3.7 gal/minAuto On only and With flaps downPressurizedMRH ENGFIRE PUSHSame as syst #2 except for wiringRH ENGFIRE PUSHRH ENGFIRE PUSHHYDRAULIC SHUT-OFF VALVE POSITION INDICAT

3、ORSCRJ-700L SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTELECTRIC PUMP CONTROL#3 HYDRAULICSOperatesContinuouslyOperates automaticallyWith flaps Extended or ADG extendedAIR DRIVEN GENERATORSystem 3 componentsComponents located near main landing g

4、ear bayMain PumpACMP 3AAlways running during normal opsTwo position switchBackup PumpACMP 3BAuto on with flaps or ADG deploymentDouble engine failure ADGRuns 3B regardless of switch positionDoes not automatically start after 3A failureSystem 3 Components Accumulator Reservoir Larger reservoir then o

5、ther two systems Cooling Return lines are routed through wing fuel tanks (Air-Fuel Heat Exchanger)HYDRAULIC PUMP OPERATION EDPs always operate with engine running ACMP-3A always running with IDG 2 running ACMP-Bs always running during takeoff or landing Loss of Engine or IDG will cause X-side ACMP-B

6、 to be shed IDG 1 FAILS-ACMP 2B INOP IDG 2 FAILSACMP 1B INOP IDG 1 & 2 FAILACMP 3B INOPIf ADG deployedACMP 3B will operate regardless of switch positionCOCKPIT INDICATIONS.THE SYNOPTIC PAGE:ED2RESEVOIR FLUID TEMPTurn AmberAbove 96Deg C(205 F)L SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOS

7、E DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTGreen-GoodBlank-BadL SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTGRAPHIC RESEVOIR QUANTITY DEPICTIONL SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX A

8、CTPERCENTILE FLUID QUATITY DEPICTIONGreen-Good45%-85%White-BadNo dispatchwith less than45%L SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTRESEVOIR OUTPUT FLOW LINES A.K.A.PUMP INPUT FLOW LINESL SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEE

9、RNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTHYDRAULIC SHUT-OFF VALVE POSITION INDICATORSLine turnsRed if SOVNot closed With Fire PushL SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTEDP INPUT LINESENGINE- DRIVEN PUMP INDICATORSGreenGoodAmber-B

10、adL SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTGreenAmberL SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTELECTRIC PUMP INDICATORSL SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE

11、DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTPRESSURE MANIFOLD INPUT FLOW LINESAmber-Less than1800 psi GreenGoodAmberBad(Less than 1000 psi)L SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTBRAKE PRESSURE READ-OUTSL SPLRONFLT SPLROB GRD SPLRL SPLRON R

12、LNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTHYDRAULIC SYSTEM PRESSURE INDICATORSL SPLRONFLT SPLROB GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTPRESSURE MANIFOLD OUTPUT FLOW LINESWhiteGoodAmberBelow1800 psiMagentaInvalidDataL SPLRONFLT SPLRO

13、B GRD SPLRL SPLRON RLNDG GEARN/W STEERNOSE DOORSPLRON RFLT SPLRIB GND SPLRMLG AUX ACTHYDRAULIC CONSUMER INDICATIONSPRIOR TO ENG STARTAFTER ENG STARTEICAS MESSAGESEICAS MESSAGESEICAS MESSAGESHYD 1 LO PRESSHydraulics EICAS CAUTION messages will appear on the primary page and be accompanied by a single

14、 chime. (or HYD 2 LO PRESS)(or HYD 3 LO PRESS)Below 1800 psiHYD 1 HI TEMP(or HYD 2 HI TEMP)(or HYD 3 HI TEMP)Above 96 CHYD EDP 1A(or 2A)Below 1800psiHYD PUMP 1B(or 2B)(or 3A)(or 3B)Below 1800 psiHYD SOV 1 OPEN(or 2)Sov still open After Engine Fire PushHYD SOV 1 CLSDHydraulics EICAS ADVISORY messages

15、 will appear on the status page.HYDRAULIC SUMMARYMuch redundancyMuch automationB Pump selectionon the ground requirescrew inputEICAS allows easy monitoringGROUND LIFT DUMPING DEPLOY LOGIC L and R Thrust Levers Idleand Flt and Gnd Spoilers (2 of 3)1. L or R WOW2. RA below 5 ft3. Wheel speed above16 k

16、ts Spoilerons1. L and R WOW and (1 of 2)2. RA below 5 ft3. Wheel speed above 16 kts BOTTOM LINE: IDLE POWERBOTH WHEELS ON THE GROUNDGROUND LIFT DUMPING AUTO RETRACTION L or R Thrust Lever below 79% N1 Wheel speed below 45 kts for 10 seconds WOW greater than 40 secondsBOTTOM LINE: SLOWED DOWN, LOW PO

17、WER If go-around is attempted, either Thrust Lever advanced above idle auto retracts GLD ALSO: MANUAL DISARM with GLD Switch STICK SHAKER. The entire control wheel column will shake when approaching a stall STICK PUSHER. The control wheel will push itself forward to prevent the stall.STALL PROTECTIONSTALLSTALLSTALLPTCTPUSHERONOFFS