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Aircraft Performance. Osama Habahbeh. Takeoff Performance. Take Off Wt Performance Due to Engines. OAT. Take Off Wt Performance Due to Aerodynamics. OAT. Grad 1. Combined Take Off Wt Performance. Grad 2. OAT. T ref. Takeoff Performance. Thrust Rating.
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Aircraft Performance Osama Habahbeh
Takeoff Performance Take Off Wt Performance Due to Engines OAT Take Off Wt Performance Due to Aerodynamics OAT Grad 1 Combined Take Off Wt Performance Grad 2 OAT T ref
MAXIMUM FLAPS/SLATS SPEEDS ECAM: Electronic Centralized Aircraft Monitoring
Example Speeds PERFORMANCE/ LPC
Example FIND MTOW WITH AND WITHOUT FAILURE AND COMPARE WITH MMEL FINDING. • TAIL NO.: JY-AIB • WIND= 0 DEG/KT • OAT= 35 C • QNH= 1013 HPA • FLAPS: OPT CONF • A/COND: OFF • A/ICE: OFF • DRY RWY • CG FORWARD • THRUST OPTION: TOGA • INOP ITEM: ENG A-ICE VALVE POSITION STUCK OPEN • A/P: OJAI • RWY: 08R PERFORMANCE/ LPC
Using LPC WEIGHT DECREMENT= (MTOW WITHOUT FAILURE)- (MTOW WITH FAILURE) = 251711 KG - 243857 KG = 7854 KG PERFORMANCE/ LPC
Using takeoff charts In Amman, ISA= 15 C - (2400 FT*(2 C/1000 FT)) = 15 C - 4.8 C = 10.2 C OAT= 35 C ISA + 5= 10.2 + 5 = 15.2 C OAT (35 C) > ISA + 5 (15.2 C) USING MMEL: WEIGHT DECREMENT = 13000 KG PERFORMANCE/ LPC
MMEL PERFORMANCE/ LPC
MMEL PERFORMANCE/ LPC
Solution DIFFERENCE BETWEEN LPC AND MMEL: = 13000 – 7854 = 5146 KG Anti-Ice and Air-Conditioning are called “Bleeds” PERFORMANCE/ LPC
Example Landing Performance
Update Airport Data Airport Raw Data Format Conversion & Obstacle reduction Data in Airport Manager format Import filtered data into PEP Import data into LPCA Prepare update files Running Update component in LPCU using update files PERFORMANCE/ LPC
Update Aircraft Data Receive update files from Airbus Update PEP Prepare Update Files Update LPCA Running Update Component to Update LPCU PERFORMANCE/ LPC
Update miscellaneous data Update LPCA Prepare Update Files Running Update component in LPCU using update files Note: In cases where update is not possible, a complete new installation is done PERFORMANCE/ LPC