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- 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。
- flexible wall wind tunnel 柔壁风洞
- 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。
- 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。
- 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 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
- The planes survived the wind tunnel test intact. 这些纸飞机在测试风道中丝毫未损。
- For conducting dynamic characteristics testing of a long span flexible bri dg e model inside a wind tunnel, a fast and reliable modal separation technique is proposed. 为在风洞内部进行大跨径柔性桥梁全桥模型动态试验,提出了一种快速可靠的分离试验方法。
- Spirochetes Long spirally twisted bacteria surrounded by a flexible wall. 螺旋体:是具有弹性外鞘的长形螺旋盘绕细菌。
- slotted wall wind tunnel 开缝壁风洞
- adaptive wall wind tunnel 自适应壁风洞
- 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。
- 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 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 2 D Reynolds averaged compressible unsteady full Navier Stokes equations are solved by using the Beam Warming scheme with Baldwin Lomax turbulent model about the flexible wall airfoil. 用 N- S方程数值模拟带有自适应柔壁被动控制的翼型粘性绕流。
- 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。
- Arteries and arterioles have strong, flexible walls that allow them to adjust the amount and rate of blood flowing to different parts of your body. 动脉和小动脉都结实而富有弹性,这样就可以通过动脉来调节身体各个部分的供血量。