曝光台 注意防骗
网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者
16. MD-11 airplane and .ight deck simulator response to PCA .ightpath thumbwheel step commands, gear down, Flaps 28, 10,000 ft, center engine idle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
17. MD-11 PCA small track change response; original and improved gains, 12,000 ft, airspeed = 170 kn, gear down, Flaps 28, center engine idle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
18. Time history of MD-11 PCA track change of 80° , gear down, Flaps 28, center engine at idle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
19. Time history of MD-11 Flight Deck Simulation PCA landing, Flaps 28, no wind or turbulence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
20. Time history of .rst PCA landing, Flaps 28, 180 kn, light turbulence, pilot A . . . . . . . . . . . . . . . . . . . . . . 44
21. Time history of second PCA landing, airspeed = 175 kn, Flaps 28, light turbulence with occasional thermals, no control surface movement, pilot A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
22. Time history of pilot B’s third PCA approach and go-around, slats extended, Flaps retracted, gear down, bank angle mode, light-to-moderate turbulence . . . . . . . . . . . . . . . . . . . . . . . . 47
23. Time history of fourth approach by pilot B, 1.5° rudder offset, gear down, Flaps 28, track mode, light-to-moderate turbulence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
24. Time history of PCA approach and go-around, gear down, Flaps 28, .rst approach by demonstration pilot E, smooth air . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
25. MD-11 PCA system design and .ight test envelope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
26. Time histories of three-engine PCA speed control mode, gear and .aps up . . . . . . . . . . . . . . . . . . . . . . . . 51
27. Time history of MD-11 .ightpath steps, three-engine dynamic longitudinal mode, 17,000 ft, gear down, Flaps 28 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
28. Time history of PCA system recovery from a 7° dive/45° bank upset condition, gear and .aps up, no .ight control movement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
29. FDS time history of MD-11 PCA upset and recovery, 200 kn, 4800 ft AGL, gear and .aps up, center engine idle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
30. Time history of MD-11 PCA operation with hydraulic systems 2 and 3 off, three of four ailerons .oating, 220 kn, 10,000 ft, gear up, .aps up, CG = 31 percent, speed control mode on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
31. Time history of MD-11 PCA operation with all hydraulic systems turned off, .aps up . . . . . . . . . . . . . . . 59
32. Ground track and ILS approach information for Edwards AFB and USAF Plant 42 at Palmdale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
33. PCA ILS-coupled approach procedure and displays. Track of 203° set up to intercept Edwards ILS localizer, .ightpath level at 3800 ft MSL to be below glideslope, APPR/LAND button pushed to arm coupled approach logic. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
34. Time history and pilot views for PCA ILS-coupled approach and landing, Flaps 28, winds 260° at 6 kn, smooth air, center engine idle, no .ight control movement, pilot A. . . . . . . . . . . . . . . 64
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Development and Flight Test of an Emergency Flight Control System Using Only Engine Thrust on an MD-11 Transport Airplane(5)
