Getting to Grips with Aircraft Noise

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Flight Operations Support & Line Assistance Customer Services 1, rond-point Maurice Bellonte, BP 33 31707 BLAGNAC Cedex FRANCE Telephone (+33) 5 61 93 33 33 Telefax (+33) 5 61 93 29 68 Telex AIRBU 530526F SITA TLSBI7X getting to grips with aircraft noise December 2003
Flight Operations Support & Line Assistance Getting to grips with aircraft noise TABLE OF CONTENTS TABLE OF CONTENTS 1. INTRODUCTION......................................................................................................4 1.1. Brochure organization .................................................................................................................. 4 1.2. Background.................................................................................................................................... 4 1.3. About the International Civil Aviation Organization (ICAO)...................................................... 5 2. AIRPLANE NOISE SOURCES ................................................................................6 2.1. Engine noise .................................................................................................................................. 6 2.1.1. Jet noise................................................................................................................................... 6 2.1.2. Fan noise ................................................................................................................................. 7 2.1.3. Compressor noise.................................................................................................................... 7 2.2. Airframe noise ............................................................................................................................... 7 2.3. Example of share between engine and aerodynamic noise ..................................................... 7 3. JET-PLANES NOISE CERTIFICATION ..................................................................8 3.1. ICAO Annex 16 Volume 1 Chapter 2............................................................................................ 9 3.1.1. Noise evaluation measure ....................................................................................................... 9 3.1.2. Noise measurement points ...................................................................................................... 9 3.1.3. Maximum noise levels............................................................................................................ 11 3.2. ICAO Annex 16 Volume 1 Chapter 3.......................................................................................... 12 3.2.1. Noise evaluation measure ..................................................................................................... 12 3.2.2. Noise measurement points .................................................................................................... 12 3.2.3. Maximum noise levels............................................................................................................ 14 3.3. ICAO Annex 16 Volume 1 Chapter 4.......................................................................................... 18 3.3.1. Noise evaluation measure ..................................................................................................... 18 3.3.2. Noise measurement points .................................................................................................... 18 3.3.3. Maximum noise levels............................................................................................................ 18 3.3.4. Trade-offs............................................................................................................................... 18 3.3.5. CHAPTER 4 versus CHAPTER 3 limits................................................................................. 19 4. AIRCRAFT NOISE MANAGEMENT AROUND AIRPORTS..................................20 4.1. The balanced approach .............................................................................................................. 20 4.2. Noise zoning plans...................................................................................................................... 20 4.3. Potential impacts on operations................................................................................................ 22 1
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8.6.2. ADAS OUTPUTS Flight Operatio
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⎛ dr ⎞ ⎜⎝ c + ⎟⎠ ' dr
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9.3. PSYCHO-ACOUSTICS Flight Operat
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9.3.5. AIRCRAFT NOISE DESCRIPTION F
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9.4. NOISE SINGLE EVENT DESCRIPTION
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9.5.9. SOME INDICES USED IN DIFFERE
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10.3. ANALYSERS Flight Operations S
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Getting to Grips with Aircraft Noise

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