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EXAMPLE
Applicable to:
GIVEN
GW at engine failure = 62 000 kg
FL at engine failure = 350
Temperature = ISA
Distance to destination airport = 1 500 nm
No wind
FIND
Level off (drift down ceiling) : 25 300 ft
Refer to PER-CRZ-OEI-GEN-15 GROSS FLIGHT PATH DESCENT AT GREEN DOT SPEED -
ISA
Distance : 356 nm
Fuel : 2 000 kg
A318/A319/A320/A321 FLIGHT CREW
OPERATING MANUAL
PERFORMANCE
CRUISE
ONE ENGINE INOPERATIVE - GENERAL
A318/A319/A320/A321 FLEET PER-CRZ-OEI-GEN-15 P 5/44
FCOM 19 AUG 10
Time : 1 h 05 min
LRC ceiling : FL 222
Refer to PER-CRZ-OEI-ALT-10 GROSS CEILINGS AT LONG RANGE AND GREEN DOT
SPEEDS
Cruise at long range speed (FL 220) to landing
(weight = 62 000 - 2 000 = 60 000 kg : Distance = 1 500 - 356 = 1 144 nm)
Determine on (Refer to PER-CRZ-OEI-ICQ-10 IN CRUISE QUICK CHECK LONG RANGE)
time and fuel consumption at ISA conditions for a reference weight of 55 000 kg. Interpolate the
remaining air distance of 1 144 nm at FL 220.
Fuel : 6 187 kg
Time : 3 h 30 min
Correction due to actual in-cruise weight
◂Fuel = +66 kg per 1 000 kg above reference weight
◂Fuel = +66 kg × (60 – 55) ~ 330 kg
RESULT
Total Fuel = 6 187 + 330 + 2 000 = 8 517 kg
Time = 3 h 30 min + 1 h 05 min = 4 h 35 min
EXAMPLE
Applicable to:
GIVEN
GW at engine failure = 68 000 kg
FL at engine failure = 350
Temperature = ISA
Distance to destination airport = 1 500 nm
No wind
FIND
Level off (drift down ceiling) : 25 000 ft
Refer to PER-CRZ-OEI-GEN-15 GROSS FLIGHT PATH DESCENT AT GREEN DOT SPEED -
ISA
Distance : 211 nm
Fuel : 1 200 kg
Time : 0 h 36 min
A318/A319/A320/A321 FLIGHT CREW
OPERATING MANUAL
PERFORMANCE
CRUISE
ONE ENGINE INOPERATIVE - GENERAL
A318/A319/A320/A321 FLEET PER-CRZ-OEI-GEN-15 P 6/44
FCOM 19 AUG 10
LRC ceiling : FL 226
Refer to PER-CRZ-OEI-ALT-10 GROSS CEILINGS AT LONG RANGE AND GREEN DOT
SPEEDS
Cruise at long range speed (FL 220) to landing
(weight = 68 000 - 1 200 = 66 800 kg : Distance = 1 500 - 211 = 1 289 nm)
Determine on (Refer to PER-CRZ-OEI-ICQ-10 IN CRUISE QUICK CHECK LONG RANGE)
time and fuel consumption at ISA conditions for a reference weight of 55 000 kg. Interpolate the
remaining air distance of 1 289 nm at FL 220.
Fuel : 6 959 kg
Time : 3 h 57 min
Correction due to actual in-cruise weight
◂Fuel = +72 kg per 1 000 kg above reference weight
◂Fuel = +72 kg × (68 – 55) = 936 kg
RESULT
Total Fuel = 6 959 + 936 + 1 200 = 9 095 kg
Time = 3 h 57 min + 0 h 36 min = 4 h 33 min
EXAMPLE
Applicable to:
GIVEN
GW at engine failure = 62 000 kg
FL at engine failure = 350
Temperature = ISA
Distance to destination airport = 1 500 nm
No wind
FIND
Level off (drift down ceiling) : 25 600 ft
Refer to PER-CRZ-OEI-GEN-15 GROSS FLIGHT PATH DESCENT AT GREEN DOT SPEED -
ISA
Distance : 369 nm
Fuel : 2 000 kg
Time : 1 h 07 min
LRC ceiling : FL 216
A318/A319/A320/A321 FLIGHT CREW
OPERATING MANUAL
PERFORMANCE
CRUISE
ONE ENGINE INOPERATIVE - GENERAL
A318/A319/A320/A321 FLEET PER-CRZ-OEI-GEN-15 P 7/44
FCOM 19 AUG 10
Refer to PER-CRZ-OEI-ALT-10 GROSS CEILINGS AT LONG RANGE AND GREEN DOT
SPEEDS
Cruise at long range speed (FL 210) to landing
(weight = 62 000 - 2 000 = 60 000 kg : Distance = 1 500 - 369 = 1 131 nm)
Determine on (Refer to PER-CRZ-OEI-ICQ-10 IN CRUISE QUICK CHECK LONG RANGE)
time and fuel consumption at ISA conditions for a reference weight of 55 000 kg. Interpolate the
remaining air distance of 1 131 nm at FL 210.
Fuel : 6 091 kg
Time : 3 h 30 min
Correction due to actual in-cruise weight
◂Fuel = +59 kg per 1 000 kg above reference weight
◂Fuel = +59 kg × (60 – 55) ~ 295 kg
RESULT
Total Fuel = 6 091 + 295 + 2 000 = 8 386 kg
Time = 3 h 30 min + 1 h 07 min = 4 h 37 min
EXAMPLE
Applicable to: MSN,
GIVEN
GW at engine failure = 62 000 kg
FL at engine failure = 350
Temperature = ISA
Distance to destination airport = 1 500 nm
No wind
FIND
Level off (drift down ceiling) : 24 300 ft
Refer to PER-CRZ-OEI-GEN-15 GROSS FLIGHT PATH DESCENT AT GREEN DOT SPEED -
ISA
Distance : 338 nm
Fuel : 1 800 kg
Time : 1 h 04 min
LRC ceiling : FL 202
Refer to PER-CRZ-OEI-ALT-10 GROSS CEILINGS AT LONG RANGE AND GREEN DOT
SPEEDS
A318/A319/A320/A321 FLIGHT CREW
OPERATING MANUAL
PERFORMANCE
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A320机组操作手册FLIGHT CREW OPERATING MANUAL 6(9)