螺旋桨飞机发动机短舱展向位置研究
Aeronautical Science and Technology(2015)
Abstract
针对国内某型双发涡桨飞机方案,选取了发动机短舱沿翼展五个展向位置,研究了不同短舱展向位置对气动特性、全机侧翻角、机翼重量的影响。结果表明,升力系数、阻力系数、俯仰力矩系数随机身迎角变化影响很小,滚转力矩系数随侧滑角的变化有一定影响;短舱内移,侧翻角增大,外移侧翻角减小;短舱内移机翼重量增加,外移重量减小。
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