[1]田志涛,郑群,姜斌,等.氦压气机转子叶顶间隙结构研究[J].哈尔滨工程大学学报,2019,40(05):938-943.[doi:10.11990/jheu.201803099]
 TIAN Zhitao,ZHENG Qun,JIANG Bin,et al.Investigation on the tip clearance structure of a helium compressor rotor[J].hebgcdxxb,2019,40(05):938-943.[doi:10.11990/jheu.201803099]
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氦压气机转子叶顶间隙结构研究(/HTML)
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
40
期数:
2019年05期
页码:
938-943
栏目:
出版日期:
2019-05-05

文章信息/Info

Title:
Investigation on the tip clearance structure of a helium compressor rotor
作者:
田志涛 郑群 姜斌 赵文峰 段昱
哈尔滨工程大学 动力与能源工程学院, 黑龙江 哈尔滨 150001
Author(s):
TIAN Zhitao ZHENG Qun JIANG Bin ZHAO Wenfeng DUAN Yu
College of Power and Energy Engineering, Harbin Engineering University, Harbin 150001, China
关键词:
氦压气机高负荷设计数值模拟单侧槽叶顶泄漏间隙结构绝热效率
分类号:
TK471
DOI:
10.11990/jheu.201803099
文献标志码:
A
摘要:
为了解决高负荷设计方法导致高负荷氦气压气机叶顶泄漏问题,本文采用数值模拟的方法,对氦压气机转子叶顶间隙泄漏涡形成机理、转子上端壁间隙结构控制机理及其对叶顶间隙泄漏涡的控制作用进行了研究。结果表明:氦压气机转子叶顶前缘单侧槽对叶顶间隙泄漏损失的控制效果最为明显;槽的坡度为30°时,氦压气机转子的性能改善幅度最大;叶顶间隙越大,叶顶前缘单侧槽的有效性越强,当叶顶间隙为1 mm时,能够使压气机转子的绝热效率提高0.15%。该研究能有效控制叶顶间隙泄漏损失,提高压气机设计点性能。

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2018-3-28。
基金项目:国家自然科学基金项目(514776039,51676050);博士创新基本科研项目;中央高校基金项目(HEUCF180305,HEUCFP201847).
作者简介:田志涛,男,博士研究生;郑群,男,教授,博士生导师.
通讯作者:郑群,E-mail:zhengqun@hrbeu.edu.cn
更新日期/Last Update: 2019-05-14