vaneless
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双语例句
- 1. 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。
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- 2. The unsteady flow within a centrifugal fan with vaneless diffuser was numerical simulated and analyzed on the CFX software flat.
- 基于CFX软件平台,对带无叶扩压器离心叶轮机械内部的非定常流动进行了数值计算分析研究。
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- 3. A calculation method of the off-design of variable cross section in pulse turbine with vaneless volute is introduced in the paper.
- 介绍了变截面无叶蜗壳脉冲涡轮的变工况计算方法。
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- 4. 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。
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- 5. The results show that the computed results of the flow within the vaneless diffuser was agreed with the available experimental data.
- 结果表明:无叶扩压器内部流动的计算值与实验值相吻合。
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- 6. A method is proposed to calculated the incompressible three-dimensional turbulent boundary layer on both wall surfaces of vaneless diffusers.
- 提出了一种计算无叶扩压器两壁面上不可压缩三元紊流附面层的方法。
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- 7. In a certain inlet velocities, vaneless diffusers with diffusion type have higher pressure recover coefficient and can reduce the radial size.
- 采取扩张型非平行壁无叶扩压器,在一定的进口速度下,可望有较高的压力恢复系数,且可以缩短径向尺寸。
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- 8. Abstract: in this paper, set the three model stages with different flow coefficient as the research subject, the inlet of vaneless diffuser is analyzed in detail.
- 摘要:以三个不同流量系数的模型级为研究对象,对其无叶扩压器进口部分进行了详细分析。
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- 9. Under the same impeller outlet speed, the flow speed of blade diffuser is faster than the vaneless one. The average flow field at impeller outlet trends to uniform.
- 在相同叶轮出口速度下,叶片扩压器比无叶扩压器中气流速度下降迅速,叶轮出口处平均流场趋于均匀。
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- 10. 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。
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- 11. The results show that , the ratio of the output power of vaneless counter-rotating turbine can reduce 2.6% at the same turbine efficiency when the low pressure rotor curves positive.
- 结果表明,末排低压动叶通过采用正弯叶片造型,可以在保证效率保持不变的前提条件下,使得高低压涡轮出功比降低2.6%。
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- 12. Finally the influences of geometric parameter on the efficiency of vaneless diffuser are expounded and the theoretical clue and suggestion for the design of rotational vaneless diffuser are proposed.
- 文中还分析了各几何参数对无叶扩压器效率的影响,从而提出旋转扩压器的设想及理论依据。
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- 13. Finally the influences of geometric parameter on the efficiency of vaneless diffuser are expounded and the theoretical clue and suggestion for the design of rotational vaneless diffuser are proposed.
- 文中还分析了各几何参数对无叶扩压器效率的影响,从而提出旋转扩压器的设想及理论依据。
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