1、1,CRJ Electronic Flight Instrumentation System,2,Introduction,FOUR electronic flight displays called (EFIS) 2 Primary Flight Displays (PFD) 2 Multifunction Displays,3,Introduction,FOUR electronic flight displays called (EFIS) 2 Primary Flight Displays 2 Multifunction Displays (MFD),4,EFIS SYSTEM,5,A

2、IR DATA COMPUTERS (ADC),High Tech Pitot/Static Systems Calculates Pressure Altitude Barometric Corrected Altitude Static Air Temp Temperature deviations from standard Maximum speed Vertical Speed True Airspeed Indicated airspeed Mach Number Airspeed Trend Vector Overspeed Warning,6,PITOT/STATIC SYST

3、EM,7,PITOT/STATIC PROBE LOCATIONS,8,Angle Of Attack Probe,Total Air Temperature Probe,Alt Static,Pitot,9,AIR DATA REFERENCE PANELS,10,Air Data Reference Panel,Data to input: Airspeeds Barometric pressure Altitudes,Note: TAT not accurate on ground. Therefore, must manually input ATIS temp in FMS.,11,

4、Attitude Heading and Reference System (AHRS),Sends Attitude/Heading Data to: PFD Weather Radar Auto Pilot Flight Data Recorder GPWS TCAS Stall Protection System Fuel System,12,Attitude Heading and Reference System (AHRS),High Tech Gyro Platform Piezoelectric Accelerometers Generate Angular and Linea

5、r Acceleration Flux Detectors in the wings Provides Magnetic Heading Compass Control Panels (Capt/FO, ctr pedestal) MAG/DG switch SLEW switch,13,Attitude Heading and Reference System (AHRS),14,Alignment,Initiated at power application (Batt Master On) Mag alignment takes approx 70 seconds DG alignmen

6、t11 minutes Excessive movementauto realignment Primary power failureBat Direct power for 11 minutes,15,Inertial Reference Systems (IRS),2 Inertial Reference Systems (IRS) Provides additional Attitude, Heading, Position information and as a back up to the AHRS Uses a Laser Gyro System Sends info to t

7、he same systems as the AHRS,16,ATTD HDGAIR DATA NORM: On-side 1/2 : Single Source,SOURCE SELECTORPANEL,17,DISPLAY CONTROLS,18,Display Control Panels,19,Display Control Panels(located on fascia panels),Controls: MFD Format/Range NAV Source Selection Bearing Pointer Selection Cross-side NAV Data and C

8、ourse Display,20,DISPLAY CONTROLS,21,22,EICASREVERSION,23,EICASREVERSION,NORM: LEFT SCREEN SHOWS PRIMARY (ENGINE) DISPLAY AND RIGHT SCREEN SHOWS SECONDARY DISPLAYS,24,EICASREVERSION,NORM,ED 1,ED 2,EICAS,ED 1: EICAS SECONDARY SCREEN FAILS, ALLOWS ALL PAGES TO BE DISPLAYED ON THE PRIMARY DISPLAY.,25,E

9、ICASREVERSION,NORM,ED 1,ED 2,EICAS,ED 2: IF THE EICAS PRIMARY SCREEN FAILS, ALLOWS ALL PAGES TO BE DISPLAYED ON THE SECONDARY SCREEN.,26,SYMBOL GENERATORREVERSION,27,SYMBOL GENERATORREVERSION,NORM,1,2,DSPL CONT,NORM: BOTH CAPT. AND FOS PFD & MFD CONTROLLED FROM THEIR RESPECTIVE DCPS,28,SYMBOL GENERA

10、TORREVERSION,NORM,1,2,DSPL CONT,1 : CAPTAIN AND FOS PDD & MFD CONTROLLED FROM CAPTAINS DISPLAY PANEL (DCP),29,SYMBOL GENERATORREVERSION,NORM,1,2,DSPL CONT,2: CAPT & FOS PFD AND MFD CONTROLLED FROM THE FOS DCP,30,SYMBOL GENERATORREVERSION,NORM,1,2,ATTD DATA,NORM,1,2,AIR DATA,NORM: CAPT/FOS SYSTEMS RE

11、CEIVE DATA FROM THEIR CORRESPONDING ON-SIDE SYSTEMS,31,SYMBOL GENERATORREVERSION,NORM,1,2,ATTD DATA,NORM,1,2,AIR DATA,1: CAPT/FOS SYSTEM RECIEVES DATA FROM THE CORRESPONDING CATS SIDE SYSTEMS,32,SYMBOL GENERATORREVERSION,NORM,1,2,ATTD DATA,NORM,1,2,AIR DATA,2: CAPT & FOS SYSTEMS RECEIVE DATA FROM TH

12、E CORRESPONDING FOS SIDE SYSTEMS,33,MFDREVERSION,MFD REVERSION*fascia panel*transfers failed display to MFD,34,NORMAL: MFD DISPLAYS NAVIGATION, RADAR, AND TCAS INFORMATION,DISPLAY REVESIONARY SELECTOR,NORMAL OPERATION,35,NORMAL: MFD DISPLAYS NAVIGATION, RADAR, AND TCAS INFORMATION,DISPLAY REVESIONAR

13、Y SELECTOR,PFD 1 becomes non-operational,36,NORMAL: MFD DISPLAYS NAVIGATION, RADAR, AND TCAS INFORMATION,DISPLAY REVESIONARY SELECTOR,NORM,EICAS,PFD 1,CAPTAIN,FIRST OFFICER,Move Capt selector to PFD 1: MFD mode is disabled.,37,NORMAL: MFD DISPLAYS NAVIGATION, RADAR, AND TCAS INFORMATION,DISPLAY REVE

14、SIONARY SELECTOR,NORM,EICAS,PFD 1,CAPTAIN,FIRST OFFICER,Move Capt selector to PFD 1: The CRT displays PFD 1 information. The non-operational PFD 1 is blank,38,NORMAL: MFD DISPLAYS NAVIGATION, RADAR, AND TCAS INFORMATION,DISPLAY REVESIONARY SELECTOR,NORMAL OPERATION,39,NORMAL: MFD DISPLAYS NAVIGATION

15、, RADAR, AND TCAS INFORMATION,DISPLAY REVESIONARY SELECTOR,PFD 2 becomes non-operational,40,NORMAL: MFD DISPLAYS NAVIGATION, RADAR, AND TCAS INFORMATION,DISPLAY REVESIONARY SELECTOR,NORM,EICAS,PFD 1,NORM,EICAS,PFD 2,CAPTAIN,FIRST OFFICER,Move FOs selector to PFD 2: MFD mode is disabled.,41,NORMAL: M

16、FD DISPLAYS NAVIGATION, RADAR, AND TCAS INFORMATION,DISPLAY REVESIONARY SELECTOR,NORM,EICAS,PFD 1,NORM,EICAS,PFD 2,CAPTAIN,FIRST OFFICER,Move FOs selector to PFD 2: The CRT displays PFD 2 information. The non-operational PFD 2 is blank,42,PFD 1,CAPTAIN,FIRST OFFICER,PFD 2,43,44,De-Clutter,Clears non

17、essential info Pitch +30, -20 Roll 65,45,PFM,MFM,46,EFIS Comparison Monitor,Data Comparison Each PFD does own test If comparison disagreement occurs EFIS COMP MON is displayed on EICAS Also flashes message on PFD Messages HDGIAS ROLALT PITLOC GSRA,47,Air Data Flags,Invalid Information,48,Attitude and Heading Flags,Invalid Information,49,Multifunction Displays,Display Formats Information Lines Two horizontal lines Range Rings and Compass Card