Protections presentation.ppt
- Количество слайдов: 20
NORMAL LAW ALTERNATE LAW PROTECTIONS STABILITY GEAR DOWN DIRECT LAW USE MAN PITCH TRIM VMO +6 kts MECHANICAL BACKUP MAN PITCH TRIM ONLY VMO +6 kts Nose reduced Nose demand Nose Comes from loss of both ELACs (x 2) and SECs (x 3) demand Max Bank 45º Aural Warning Roll Stability 0º VMO +4 kts “OVERSPEED” VMO/MMO ‘A/P OUT’ Use TRIM RUDDER Pitch trim frozen PITCH UP +30° reducing +25° PITCH - Still Sidestick load factor demand but NO PROTECTION +25° reducing +20° (FLAP) PITCH DOWN LOAD PROTECTION -15° 33° 45° 67° 30°/sec +2. 5 g to -1 g (CLEAN) 45° A/P OUT THRUST PITCH - Direct control NO LOAD PROTECTION +2 g to 0 g (FLAP) Small changes <10°AOB 67° VLS a PROT + 1 kt ‘A/P OUT’ VLS VSW + 5 -10 Kts Nose Demand a PROT ‘A. FLOOR’ Activates Speedbrake auto retracts AOA = Sidestick deflection Max AOB = 45° a MAX Requires Sidestick pressure to maintain max AOA VSW “STALL” ‘crickets’ Aural Warning
NORMAL LAW PROTECTIONS HIGH SPEED PROTECTION VMO +6 kts Nose reduced Nose demand Max Bank 45º Roll Stability 0º VMO +4 kts “OVERSPEED” VMO/MMO ‘A/P OUT’ Pitch trim frozen
NORMAL LAW PROTECTIONS HIGH AOA PROTECTION VLS ALPHA PROT + 1 kt ‘A/P OUT’ ALPHA PROT ‘A. FLOOR’ Activates Speedbrake auto retracts AOA = Sidestick deflection Max AOB = 45° ALPHA MAX Requires Sidestick pressure to maintain max AOA
NORMAL LAW PROTECTIONS PITCH UP +30° reducing +25° reducing +20° (FLAP) PITCH DOWN -15°
NORMAL LAW PROTECTIONS 33° 45° 67° 45° A/P OUT ROLL RATE 15°/sec 67°
NORMAL LAW PROTECTIONS ‘G’ LOAD PROTECTION +2. 5 g to -1 g (CLEAN) +2 g to 0 g (FLAP)
ALTERNATE LAW STABILITY HIGH SPEED STABILITY VMO +6 kts Nose demand VMO +4 kts “OVERSPEED” VMO/MMO ‘A/P OUT’
ALTERNATE LAW STABILITY HIGH AOA STABILITY VLS VSW + 5 -10 Kts Nose Demand VSW “STALL” ‘crickets’
ALTERNATE LAW PITCH Same as NORMAL LAW (side stick deflection = load factor demand) but NO PROTECTIONS
ALTERNATE LAW NO LIMIT ROLL RATE 30°/sec
ALTERNATE LAW ‘G’ LOAD PROTECTION SAME AS NORMAL LAW +2. 5 g to -1 g (CLEAN) +2 g to 0 g (FLAP)
GEAR DOWN
DIRECT LAW USE MAN PITCH TRIM HIGH SPEED WARNING AURAL WARNING ONLY
DIRECT LAW USE MAN PITCH TRIM STALL WARNING AURAL WARNING ONLY
DIRECT LAW USE MAN PITCH TRIM PITCH NO PROTECTION
DIRECT LAW USE MAN PITCH TRIM NO LIMIT SAME AS ALTERNATE LAW ROLL RATE 30°/sec
DIRECT LAW USE MAN PITCH TRIM ‘G’ LOADING NO PROTECTION
IF BOTH ELACs AND ALL 3 SECs FAIL
MECHANICAL BACKUP USE MAN PITCH TRIM ONLY DURING COMPUTER RESET PILOT FLYING USES MANUAL TRIM RUDDER MANUAL THRUST Small control and power changes keep <10°AOB
NORMAL LAW ALTERNATE LAW PROTECTIONS STABILITY GEAR DOWN DIRECT LAW USE MAN PITCH TRIM VMO +6 kts MECHANICAL BACKUP MAN PITCH TRIM ONLY VMO +6 kts Nose reduced Nose demand Nose Comes from loss of both ELACs (x 2) and SECs (x 3) demand Max Bank 45º Aural Warning Roll Stability 0º VMO +4 kts “OVERSPEED” VMO/MMO ‘A/P OUT’ Use TRIM RUDDER Pitch trim frozen PITCH UP +30° reducing +25° PITCH - Still Sidestick load factor demand but NO PROTECTION +25° reducing +20° (FLAP) PITCH DOWN LOAD PROTECTION -15° 33° 45° 67° 30°/sec +2. 5 g to -1 g (CLEAN) 45° A/P OUT THRUST PITCH - Direct control NO LOAD PROTECTION +2 g to 0 g (FLAP) Small changes <10°AOB 67° VLS a PROT + 1 kt ‘A/P OUT’ VLS VSW + 5 -10 Kts Nose Demand a PROT ‘A. FLOOR’ Activates Speedbrake auto retracts AOA = Sidestick deflection Max AOB = 45° a MAX Requires Sidestick pressure to maintain max AOA VSW “STALL” ‘crickets’ Aural Warning
Protections presentation.ppt