getting to grips with
A320 Family performance retention and fuel savings
Issue 1 - October 2006
TABLE OF CONTENTS
1. Introduction....................................................................................................... 4
2. Industry issues................................................................................................. 8
3. Initiatives ........................................................................................................... 9
3.1. Introduction..........................................................................................9
3.2. Operational Initiatives ........................................................................10
3.2.1. Aircraft operations ..............................................................................10
3.2.2. Cost index ...........................................................................................10
3.2.3. Fuel economy ......................................................................................11
3.2.3.1. Cruise speed.........................................................................................11
3.2.3.2. Flight Level...........................................................................................13
3.2.3.3. Flight Plan accuracy ...............................................................................14
3.2.3.4. Aircraft performance degradation.............................................................15
3.2.3.5. Fuel reserves ........................................................................................15
3.2.4. Operational procedures.......................................................................17
3.2.4.1. Fuel tankering.......................................................................................17
3.2.4.2. APU use ...............................................................................................17
3.2.4.3. Engine warm-up and cool-down periods....................................................18
3.2.4.4. Single Engine Taxiing.............................................................................18
3.2.4.5. High power operation at low aircraft speeds ..............................................19
3.2.4.6. Bleed Air Use........................................................................................20
3.2.4.7. Take-off Flap Setting..............................................................................21
3.2.4.8. Departure direction................................................................................21
3.2.4.9. Take-off Acceleration Altitude..................................................................22
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