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Aircraft airworthiness requirements caused by increased operation altitude

JU Shi-chao   

  1. (Shanghai Aircraft Design and Research Institute,Shanghai 200030,China)
  • Received:2013-04-16 Revised:2013-05-23 Online:2014-06-24 Published:2014-10-31

Abstract:

Technical obstacles of aircraft design caused by increased operation altitude are analyzed, as well as requirement changes of ventilation, cooling and pressurization of cabin, integrity of pressure chamber and oxygen equipments. Based on Advisory Circular(AC 25-20),Equivalent level of safety (TC6918SE-T-ES-5) and aircraft instances, regulations and some validation elements about cabin design are given.

Key words: flight altitude, ventilation, cabin temperature, pressurization

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