| 超高负荷跨音速涡轮的设计与性能分析研究 |
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| 引用本文： | 张磊,雒伟伟,徐静静,王会社,徐建中. 超高负荷跨音速涡轮的设计与性能分析研究[J]. 工程热物理学报, 2011, 0(10): 1651-1654 |
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| 作者姓名： | 张磊 雒伟伟 徐静静 王会社 徐建中 |
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| 作者单位： | 中国科学院工程热物理研究所;中国科学院研究生院;神华国华(北京)电力研究院有限公司; |
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| 基金项目： | 国家自然科学基金重大研究计划项目(No.90718025); 国家973计划项目(No.2010CB227302) |
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| 摘 要： | 为了通过增加涡轮级负荷减少级数给涡轮减重,本文开展了单级压比为5的高负荷跨音速涡轮的基本分析和初步设计。研究结果表明,基于常规涡轮设计体系,辅以超高负荷涡轮参数选取以及跨音速涡轮叶片造型方法,进行超高负荷跨音速涡轮的设计,能取得满意效果。在设计工况下,涡轮的级效率达90.3%,且变工况性能相对较好,所设计涡轮基本能达到...
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| 关 键 词： | 超高负荷 跨音速 高压比 高出口马赫数 涡轮 |
The Design and Performance Analysis of a Highly-Loaded Turbine |
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| ZHANG Lei LUO Wei-Wei XU Jing-Jing WANG Hui-She XU Jian-Zhong Electric Power Research Institute Company,Beijing ,China ). The Design and Performance Analysis of a Highly-Loaded Turbine[J]. Journal of Engineering Thermophysics, 2011, 0(10): 1651-1654 |
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| Authors: | ZHANG Lei LUO Wei-Wei XU Jing-Jing WANG Hui-She XU Jian-Zhong Electric Power Research Institute Company Beijing China ) |
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| Affiliation: | ZHANG Lei~(1,2,3) LUO Wei-Wei~(1,2) XU Jing-Jing~(1,2) WANG Hui-She~1 XU Jian-Zhong~1 (1.Institute of Engineering Thermophysics,Chinese Academy of Sciences,Beijing 100190,China,2.Graduate University of Chinese Academy of Sciences,3.Shenhua Guohua(Beijing) Electric Power Research Institute Company,Beijing 100025,China ) |
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| Abstract: | In order to increase the stage loading and reduce weight,an extremely high pressure ratio single-stage turbine with a stage pressure ratio of 5 is investigated in this paper.The highly-loaded turbine was designed by traditional aerodynamic design system,with highly-loaded turbine aerodynamic parameter selection and transonic turbine blade design method.On the design condition,the isentropic efficiency of the designed turbine is 90.3%.On the off-design condition,the performance of the turbine is also good,th... |
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| Keywords: | highly-loaded transonic high pressure ratio high Mach number turbine |
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