| 周向进气角对部分进气涡轮性能影响的数值研究 |
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| 引用本文： | 王航,刘莹,朱智富,纪旭娜,袁道军.周向进气角对部分进气涡轮性能影响的数值研究[J].车用发动机,2012(2):70-74,79. |
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| 作者姓名： | 王航 刘莹 朱智富 纪旭娜 袁道军 |
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| 作者单位： | 1. 康跃科技股份有限公司,山东寿光,262711
2. 康跃科技股份有限公司,山东寿光262711;山东大学能源与动力工程学院,山东济南250061 |
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| 摘 要： | 针对一种新型的部分进气可变截面涡轮增压器,采用数值研究方法对不同周向进气角涡轮的低速工况性能及内部流场进行了分析研究,掌握了部分进气涡轮的工作特性和内部流动损失机理,明确了周向进气角对涡轮效率和流量的影响程度,为实现增压器与不同类型发动机的匹配提供了依据。
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| 关 键 词： | 可变截面涡轮增压器 部分进气 周向进气角 流动分布 数值模拟 |
Influence of Circumferential Inlet Angle on Partial Admission Turbine Performance |
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| WANG Hang
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LIU Ying
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ZHU Zhi-fu
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JI Xu-na
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YUAN Dao-jun.Influence of Circumferential Inlet Angle on Partial Admission Turbine Performance[J].Vehicle Engine,2012(2):70-74,79. |
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| Authors: | WANG Hang LIU Ying ZHU Zhi-fu JI Xu-na YUAN Dao-jun |
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| Institution: | 1 (1.Kangyue Technology Co.,Ltd.,Shouguang 262711,China;2.School of Energy & Power Engineering,Shandong University,Ji’nan 250061,China) |
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| Abstract: | For a variable geometry turbocharger with partial admission,the low-speed performance and internal flow of turbine with different circumferential inlet angles were analyzed by the numerical simulation,the operating characteristics and the mechanism of internal flow loss were mastered,and the influence degree of circumferential inlet angle on turbine efficiency and flow was determined,which provided the reference for matching turbocharger with different engines. |
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| Keywords: | variable geometry turbocharger partial admission circumferential inlet angle flow distribution numerical simulation |
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