| 叶轮帽液氮冷装工艺实验探讨 |
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| 引用本文： | 常艳辉,温娇,梁永生,杜勇超. 叶轮帽液氮冷装工艺实验探讨[J]. 河北机电学院学报, 2010, 0(6): 396-397,405 |
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| 作者姓名： | 常艳辉 温娇 梁永生 杜勇超 |
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| 作者单位： | 石家庄强大渣浆泵有限责任公司,河北石家庄050035 |
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| 摘 要： | 针对大型叶轮主体与叶轮帽采用止退环结构在使用中易发生叶轮帽脱落的问题,笔者引进叶轮帽液氮冷装工艺,论述了液氮冷装工艺实验过程和装配操作步骤,给出了叶轮帽液氮冷装的合理过盈量。
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| 关 键 词： | 液氮 冷缩热胀 叶轮 叶轮帽 |
Experimental study on impeller cover liquid nitrogen cold fitting technics |
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| CHANG Yan-hui,WEN Jiao,LIANG Yong-sheng,DU Yong-chao. Experimental study on impeller cover liquid nitrogen cold fitting technics[J]. , 2010, 0(6): 396-397,405 |
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| Authors: | CHANG Yan-hui WEN Jiao LIANG Yong-sheng DU Yong-chao |
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| Affiliation: | (Shijiazhuang Kingda Pump Industry Group Company Limited, Shiiiazhuang Hebei 050035, China) |
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| Abstract: | For the impeller cover drop from the impeller using stopcollar structure, liquid Nitrogen cold fitting technics is proposed. The experimental process and the assembly manipulation are introduced and the reasonable magnitude of interference is put forward. |
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| Keywords: | liquid nitrogen chilling shrink thermal expansion impeller impeller cover |
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