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- It analyzes the Flow field of vaneless diffuser of 2 stages and the bend and return channel for 1 stage. 分析了两个级无叶扩压器中的流场及其中一个级弯道和回流器中的流场。
- Vaneless diffuser rotating stall in centrifugal compressor limits its operation range. 无叶扩压器的旋转失速限制了离心压缩机的运行范围。
- The thesis compares the vaneless diffuser with the vane diffuser, and indicates that the vane diffuser is propitious to improve the fan performance. 指出了斜流叶轮设置导向叶片扩压器有利于提高风机性能，因此在斜流风机中推荐使用叶片扩压器。
- All of these have a referenced meaning to understand the influence of vane diffuser and vaneless diffuser on the flowfield in the stage model. 这对于了解叶片扩压器和无叶扩压器对模型级内部流动特征的影响具有重要的参考价值。
- A numerical simulation is preformed by replacing vane diffuser with vaneless diffuser with the other boundary conditions unchanged. 本文在其他边界条件不变的条件下将叶片扩压器改为无叶扩压器进行了三维可压定常数值模拟。
- A new method of a centrifugal compressor with a hub airfoil-vane diffuser was proposed and applied based on the investigation of a centrifugal compressor with vaneless diffuser. 摘要研究了某高压比离心压缩机无叶扩压器的性能，提出在无叶扩压器轮盘侧加装一定高度机翼型导叶的改进方法。
- The velocity, temperature, pressure, and Mach number are analyzed according to the simulation result and the difference between vane diffuser and vaneless diffuser is studied. 由计算结果分析了叶轮和无叶扩压器内部的速度、压力、马赫数分布，并和叶片扩压器进行了对比。
- For the Centrifugal Compressor Stage model consisted of unshrouded impeller and vaneless diffuser, steady flows are numerically simulated at different expansion angles. 对于由无叶扩压器和半开式三元叶轮组成的级模型，分别计算了无叶扩压器取不同扩张角时级内的流场。
- These diffusers include vaneless diffuser, vaned diffuser, low solidity diffuser and half-guide-vanes diffuser. 采用的扩压器包括无叶扩压器、叶片扩压器、低稠度扩压器和半高导叶扩压器。
- Keywords Centrifugal compressor;Vaneless diffuser;Volute;Stall;Unsteady flow; 离心压缩机;无叶扩压器;蜗壳;失速;非定常流动;
- Test Research on Cutting The Width of Vaneless Diffuser Cap to The Effect of Its Internal Flow Field 切割无叶扩压器盖侧宽度对其内流场影响的试验研究
- NUMERICAL SIMULATION OF TURBULENT FLOWS BACKSWEPT IMPELLER AND VANELESS DIFFUSER 离心叶轮及无叶扩器内湍流的非结构化网格数值解法
- Experimental study of flow field within vaneless diffuser with different inlet conditions 无叶扩压器不同进口条件时流场的实验研究
- Experimental Measurements and Numerical Simulations of the Internal Flow Field in Vaneless Diffuser of a Centrifugal Compressor 离心压气机无叶扩压器内部流动的实验测量和数值分析
- vaneless diffuser 无叶扩压器,无叶片式扩散器,无叶片式扩散器无导连的扩压器
- No fresh air came out of the diffuser in the pond. 塘底的空气扩散器没有释放空气出来.
- Use a diffuser when blow-drying hair perms. 在吹干头发时要在吹风机口使用导流罩。
- The rear end has a carbon fiber diffuser. 在尾部有一个碳纤维扰流.
- Numerical Investigation for Aerodynamic Performance of the Vaneless Diffusers inside a Multistage Centrifugal Compressor 多级离心压缩机无叶扩压器内气动性能的数值研究
- Light from the source falls on a diffuser D, Figure 6.8. 光线自光源发出后投射到一个漫射器D上;如图6.;8所示。
