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- Two kinds of design solutions of stator vane's aerodynamic mistuned were considered, one: uneven stator mistuned, and the other: asymmetry stator mistuned. 对静子叶片的气动非谐设计考虑了两种方案,一种为非均匀叶栅设计,另一种为不对称叶栅设计。
- To reduce the resonance stress of rotor blade under wake aerodynamic force of front stator vane, and also extend the fatigue endurance, the aerodynamic mistuned of stator vane was analyzed. 摘要为降低转子叶片在前排静子叶片尾流激振情况下的共振应力,提高转子叶片疲劳寿命,对静子叶片的气动非谐设计进行研究。
- aerodynamic mistuned 气动非谐
- The results show that, uneven stator mistuned design couldn't reduce aerodynamic force of rotor blade, but lead to bigger frequency division of spectrum and amplitude. 分析结果标明:非均匀叶栅非谐设计并不能降低转子叶片表面激振力,同时会引起频率成分和幅值都较大的倍频成分;
- Through calculation of unsteady flow field of stator-rotor model, the spectrum and amplitude of unsteady aerodynamic force of two mistuned design packages were compared. 通过对静子-转子模型流场进行非定常计算,比较了两种非谐设计思想下转子叶片表面气动激振力频谱成分和幅值大小。
- The emphasis was on new aerodynamic parts. 重点是新的空气动套件。
- The newspaperman summarized the crux of the aerodynamic phenomenon. 记者总结了空气动力现象之谜。
- Experimental Investigation on Aerodynamic Drag of High Speed Train? 高速列车空气阻力试验研究?
- Deep Water underwater aerodynamic launching missile tec. 深水水下气动力弹射导弹技术。
- How significant is aerodynamic damping of wave-induced motion? 浪载运动响应引起的气动阻尼是否重要?
- Aerodynamic in styling. Used especially of an automobile or a van. 流线型的流线型的,用以特指汽车或轻型汽车的款式
- Bombs are not aerodynamic or streamlined, but fatter and bigger. 炸弹,炸弹一般体型巨大并且十分臃肿。
- But the look is now sleeker and appears more aerodynamic. 但现在看起来似乎更光滑和气动.
- The frequency response function includes an aerodynamic transfer function. 频率的主函数包括主动力传递函数。
- These effects appear to be negligible with respect to aerodynamic coefficients. 就空气动力系数这方面来说,这些影响似乎可以略去。
- The aerodynamic forces on any control surface produce a moment about the hinge. 在任何操纵面上的空气动力均产生围绕其铰链轴的力矩。
- Aerodynamic balances are simpler and lighter than mass balances or power boost. 气动补偿比重量补偿或助力器简单而且轻便。
- This,in combination with aerodynamic undulating,allows the snake to stay aloft. 这样,再配以空气动力学的身体波动,树蛇就能在空中飞了。
- Aerodynamic (passive) instability is a disadvantage for manned vehicles. 气动力(被动)稳定对于载人飞行器是不利的。
- Finally, an overview of aerodynamic design work on new configurations is given. 最后概述了新布局气动设计工作。