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超临界氦循环泵的设计方法
引用本文:张小伟,盛林海,白红宇. 超临界氦循环泵的设计方法[J]. 低温工程, 2006, 0(4): 42-46
作者姓名:张小伟  盛林海  白红宇
作者单位:中国科学院等离子体物理研究所,合肥,230031;中国科学院等离子体物理研究所,合肥,230031;中国科学院等离子体物理研究所,合肥,230031
摘    要:超临界氦循环泵用于超导磁体的迫流冷却.从普通离心泵的基本理论出发,分析了低比转速超临界氦循环泵的特性,从提高效率的角度比较了多种设计方法.得出最理想的方法是提高泵的转速,同时也证明了超临界氦循环泵采用高速全流泵和高速部分流泵设计的可行性.

关 键 词:超临界氦  氦循环泵  全流泵  部分流泵
文章编号:1000-6516(2006)04-0042-05
收稿时间:2006-05-08
修稿时间:2006-05-082006-07-01

Design method of supercritical helium circulating pump
Zhang Xiaowei,Sheng Linhai,Bai Hongyu. Design method of supercritical helium circulating pump[J]. Cryogenics, 2006, 0(4): 42-46
Authors:Zhang Xiaowei  Sheng Linhai  Bai Hongyu
Affiliation:Institute of Plasma Physics, Chinese Academy of Sciences, Hefei 230031, China
Abstract:The supercritical helium circulating pump is considered to be reasonable and effective in the usage of forced flow cooling loop of superconducting magnets. The design method of the pump as a normal centrifugal pump was described and several methods to improve the pump efficiency were discussed. It is proved that the best method is to enhance the rotor speed and the study shows that the pump can he designed as a full emission or a partial emission pump with a high speed.
Keywords:supercritical helium   helium circulating pump   full emission pump   partial emission pump
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