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- This paper describes the progr ess obtained on the half model testing technique research in high speed adaptive wall wind tunnel in Northwestern Polytechnical University (NPU). 为了克服自适应壁风洞在模型支撑方面的困难和加大试验模型,提高试验雷诺数,西北工业大学在高速二元柔壁自适应壁风洞中开展了半模型试验技术的研究。
- This report describes the main progress on the testing technique research for testing 3-D models in 2-D transonic flexible adaptive wall wind tunnel at Northwestern Polytechnical University(NPU). 简述西北工业大学自适应壁风洞研究课题组在“八五”期间开展跨声速柔壁自适应壁风洞试验技术研究的主要研究工作成果。
- The research of testing technique for half-model in high speed flexible adaptive wall wind tunnel 高速柔壁自适应壁风洞中半模型试验技术研究
- Research on side-wall boundary layer three dimensional effect in airfoil testing with adaptive wall wind tunnel 翼型在自适应壁风洞中试验时的侧壁边界层三元效应研究
- adaptive wall wind tunnel 自适应壁风洞
- Application of One step Method in Testing Research of Flexible Adaptive Walled Wind Tunnel 一步法在柔壁自适应壁风洞试验中的应用
- The main content includes the parameter choice for 2-D flexible wall wind tunnel of NPU and the research of test technique, such as itera-tive test method, one step method etc. 着重介绍了西北工业大学二元柔壁自修正风洞的参政选取以及自修正风洞试验技术的研究工作,如迭代试验方法的确定,一步法的研究等。
- The planes survived the wind tunnel test intact. 这些纸飞机在测试风道中丝毫未损。
- slotted wall wind tunnel 开缝壁风洞
- flexible wall wind tunnel 柔壁风洞
- It is not correct to think of the wind tunnel having uniform flow. 设想风洞具有均匀的气流是不正确的。
- The Great Wall winds its way like a giant serpent. 长城像一条巨蛇蜿蜒向前
- Setting very low speeds in a wind tunnel is always a vexatious problem. 在风洞中调出低风速来始终是一个麻烦问题。
- This paper simply described the research and the results obtainded about 2-D flexibe wall self-correcting wind tunnel at NPU. 本文简要叙述西北工业大学开展二元柔壁自修正风洞研究的情况以及所取得的结果。
- It should be noted that a balance is not always required in a wind tunnel. 应该指出,天平对风洞来说并非是绝对必须的。
- The results of wind tunnel test on the wall s urfaces of strip-like building group, Shenzhen Golden Bay Garden, for the fluctu ating wind pressure are described in this paper. 介绍了大型条状排列建筑群深圳金海湾花园外墙表面的脉动风压风洞试验结果,分析了该建筑物表面气流流动和风压分布的特点。
- The aerodynamics characteristics of this airfoil is studied in wind tunnel. 进行了翼型的低速气动力性能研究,为附面层特性研究提供了方向。 结果表明,该翼型具有较好的升阻和俯仰特性,但失速特性差。
- The shutters thumped the wall in the wind. 在风中百叶窗砰砰地碰在墙上。
- The wind tunnel is produced under a technical cooperation agreement with Ford Co of US. 风洞机是根据与美国福特公司的技术合作协议生产的。
- Any flight test and wind tunnel correlation always suffers from a great number of unknowns. 在对飞行试验与风洞试验进行比较时总有大量的未知数。