3 Complete flight planning: exercise Tính lượng nhiên liệu (block fuel) thời gian bay trọng lượng máy bay sân bay đến sân bay dự bị cho chuyến bay từ A đến B với sân bay dự bị C sau: • Khoảng cách bay (ground distance) AB = 1800 Nm, gió đường bay -50kt, tốc độ bay M78, mực bay FL370 • Khoảng cách BC (ground distance) 200 Nm, gió đường bay +50 kt, tốc độ bay LRC, mực bay FL180 • Cho biết trọng lượng cất cánh máy bay 73500 kg 1/77 Menu Skip Ex Complete flight planning: exercise TRIP: • Ground distance = 800 NM • Wind = -50 kt • Speed = M 0.78 • FL 370 • ISA RESERVES: • Taxi = 200 kg • Route Reserve = 5% of trip fuel • Holding = 1200 kg ALTERNATE: • Ground distance = 200 NM • Wind = + 50 kt • Speed = LRC • FL 180 AIRCRAFT: TOW = 73 500 kg 2/77 Menu Skip Ex Complete flight planning: exercise TOW - Trip Fuel = = = LWDEST - Alternate = = = LWALT = - Holding = - Route Reserve = = ZFW = 3/77 Complete flight planning: exercise TOW - Trip Fuel = = To be calculated = LWDEST - Alternate = = To be calculated = LWALT = - Holding = - Route Reserve = = ZFW 73 500 kg TOW = 73 500 kg • Taxi = 200 kg • Route Reserve = 5% of trip fuel 200 kg = 4/77 Complete flight planning: exercise TOW - Trip Fuel = = To be calculated = LWDEST - Alternate = = To be calculated = LWALT = - Holding = - Route Reserve = = ZFW 73 500 kg 200 kg 5% of trip fuel = 5/77 Complete flight planning: exercise TRIP: TOW - Trip Fuel = = To be calculated = LWDEST - Alternate = = To be calculated = LWALT = - Holding = - Route Reserve = = ZFW 73 500 kg • Ground Dist = 800 NM • Wind = -50kt • Speed = M 0.78 • FL 370 • ISA 200 kg 5% of trip fuel = 6/77 Complete flight planning: exercise TRIP: • Ground Dist = 800 NM • Wind = -50 kt • Speed = M 0.78 • FL 370 • ISA Air Distance = 024 NM 7/77 Complete flight planning: exercise TRIP: • Ground Dist = 800 NM • Air Dist = 024 NM • Speed = M 0.78 • FL 370 • ISA Trip Fuel = 10 464 + (LWDEST-55) x 151 Trip Time = h 44 8/77 Complete flight planning: exercise Trip Fuel = 10 464 + (LWDEST - 55) x 151 Trip Fuel can roughly be estimated to 11 000 kg LWDEST = TOW - trip fuel = 73.5 - 11 = 62.5 t LWDEST is estimated to 62.5 t Trip Fuel = 10 464 + (62.5 - 55) x 151 = 11 597 kg Trip fuel = 11 597 kg 9/77 Complete flight planning: exercise TOW - Trip Fuel = = = LWDEST - Alternate = = = LWALT = - Holding = - Route Reserve = = ZFW = 73 500 kg 11 597 kg 61 903 kg To be calculated 200 kg 5% of trip fuel ALTERNATE: • Ground dist = 200 NM • Wind = + 50 kt • Speed = LRC • FL 180 10/77 Complete flight planning: exercise ALTERNATE: • Ground dist = 200 NM • Wind = + 50 kt • Speed = LRC • FL 180 • LWDEST = 61 903 kg Air Distance = 178 NM 11/77 Complete flight planning: exercise ALTERNATE: • Ground dist = 200 NM • Wind = + 50 kt • Speed = LRC • FL 180 • LWDEST = 61 903 kg Alternate Fuel = 474 + (LWALT-55) x Time = 36 12/77 Complete flight planning: exercise Alternate Fuel = 474 + (LWALT - 55) x Alternate Fuel can roughly be estimated to 500 kg LWALT = LWDESTI - alternate fuel = 61.9 - 1.5 = 60.4 t LWALT is estimated to 60.4 t Alternate Fuel = 474 + (60.4 - 55) x = 518 kg Alternate fuel = 518 kg 13/77 Complete flight planning: exercise TOW - Trip Fuel = = = LWDEST - Alternate = = 73 500 kg 11 597 kg 61 903 kg 518 kg = LWALT = - Holding = - Route Reserve = 60 385 kg 200 kg 580 kg = ZFW 58 605 kg = RESERVES: • Taxi = 200 • Route Res = 5% of trip fuel • Holding = 1200 14/77 Complete flight planning: exercise Block Fuel = TOW - ZFW + taxi Block Fuel = 73 500 – 58 605 + 200 Block Fuel = 15 095 kg Block Fuel = taxi + trip + en-route + alternate + holding Block Fuel = 140 + 11 597 + 580 + 518 + 200 Block Fuel = 15 095 kg 15/77 [...]... kg LWALT = LWDESTI - alternate fuel = 61 .9 - 1.5 = 60 .4 t LWALT is estimated to 60 .4 t Alternate Fuel = 1 474 + (60 .4 - 55) x 8 = 1 518 kg Alternate fuel = 1 518 kg 13/77 3 Complete flight planning: exercise TOW - Trip Fuel = = = LWDEST - Alternate = = 73 500 kg 11 597 kg 61 903 kg 1 518 kg = LWALT = - Holding = - Route Reserve = 60 385 kg 1 200 kg 580 kg = ZFW 58 60 5 kg = RESERVES: • Taxi = 200 • Route...3 Complete flight planning: exercise ALTERNATE: • Ground dist = 200 NM • Wind = + 50 kt • Speed = LRC • FL 180 • LWDEST = 61 903 kg Air Distance = 178 NM 11/77 3 Complete flight planning: exercise ALTERNATE: • Ground dist = 200 NM • Wind = + 50 kt • Speed = LRC • FL 180 • LWDEST = 61 903 kg Alternate Fuel = 1 474 + (LWALT-55) x 8 Time = 36 min 12/77 3 Complete flight planning:... LWALT = - Holding = - Route Reserve = 60 385 kg 1 200 kg 580 kg = ZFW 58 60 5 kg = RESERVES: • Taxi = 200 • Route Res = 5% of trip fuel • Holding = 1200 14/77 3 Complete flight planning: exercise Block Fuel = TOW - ZFW + taxi Block Fuel = 73 500 – 58 60 5 + 200 Block Fuel = 15 095 kg Block Fuel = taxi + trip + en-route + alternate + holding Block Fuel = 140 + 11 597 + 580 + 1 518 + 1 200 Block Fuel = 15 095