4. Transport jets
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4.1.1 Estimating sound sources
Figure
11
, based on semi-empirical calculations, illustrates the distribution of noise sources under the three certification conditions. It shows just how difficult it is to reduce aircraft noise, since many different elements have to be taken into account. Indeed, if two sources produce the same noise level, the complete elimination...
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Transport jets
References
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(1) - AGARD -
Aerodynamics and acoustics of propellers
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. AGARD Conference Proceedings CP-366, OTAN, Neuilly-sur-Seine (février 1985).
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(2) - AGARD -
Combat aircraft noise
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. AGARD Conference Proceedings CP-512, OTAN, Neuilly-sur-Seine (avril 1992)....
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