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The aerodynamic performance measurement of coaxial rotor in hover

  • Northwestern Polytechnical University Xian
  • China Helicopter Research and Development Institute

科研成果: 书/报告/会议事项章节会议稿件同行评审

1 引用 (Scopus)

摘要

To evaluate the performance of coaxial rotor in hover, the experimental test rig was designed and measurement of thrust, moment and hovering efficiency for the single and coaxial rotor was carried out. With the change of pitch angle, rotating speed, solidity, and stage spacing, the aerodynamic performance of the coaxial rotor was evaluated and compared to single rotor under similar working conditions. The performances of upper rotor and lower rotor were compared with single rotor. Under torque balance d state, the coaxial rotor achieves higher (FOM) figure of merit than the non-balanced state, the optimal pitch angle was obtained with maximum FOM 0.65.

源语言英语
主期刊名31st Congress of the International Council of the Aeronautical Sciences, ICAS 2018
出版商International Council of the Aeronautical Sciences
ISBN(电子版)9783932182884
出版状态已出版 - 2018
活动31st Congress of the International Council of the Aeronautical Sciences, ICAS 2018 - Belo Horizonte, 巴西
期限: 9 9月 201814 9月 2018

出版系列

姓名31st Congress of the International Council of the Aeronautical Sciences, ICAS 2018

会议

会议31st Congress of the International Council of the Aeronautical Sciences, ICAS 2018
国家/地区巴西
Belo Horizonte
时期9/09/1814/09/18

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