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减重涡轮增压器试验研究
引用本文:赵俊生,马朝臣,胡辽平.减重涡轮增压器试验研究[J].机械设计与制造,2011(1).
作者姓名:赵俊生  马朝臣  胡辽平
作者单位:1. 中北大学机械工程与自动化学院,太原,030051
2. 北京理工大学机械与车辆工程学院,北京,100081
3. 湖南天雁机械有限责任公司,衡阳,421200
基金项目:山西省高校科技资助项目(0805113)
摘    要:以某型号车用增压器涡轮叶轮为研究对象,采用快速成型技术加工了蜡模,浇铸了减重优化的涡轮叶轮,在增压器试验台架上对三台增压器进行了超速破坏试验和整机性能试验,以及转子高速动平衡试验。试验结果表明,减重优化厚度涡轮叶轮满足强度要求,转子的第二阶临界转速降低,但增压器工作转速仍介于二阶和三阶临界转速之间,减重涡轮对增压器效率几乎没有影响。

关 键 词:涡轮叶轮  减重优化  结构强度  临界转速  总效率  

Experimental investigation on turbocharger with lighting turbine wheel
ZHAO Jun-sheng,MA Chao-chen,HU Liao-ping.Experimental investigation on turbocharger with lighting turbine wheel[J].Machinery Design & Manufacture,2011(1).
Authors:ZHAO Jun-sheng  MA Chao-chen  HU Liao-ping
Affiliation:ZHAO Jun-sheng1,MA Chao-chen2,HU Liao-ping3(1 College of Mechanical Engineering & Automatization,North University of China,Taiyuan 030051,China)(2 School of Mechanical and Vehicular Engineering,Beijing Institute of Technology,Beijing 100081,China)(3 Hunan Tyen Machinery Co.,Ltd.,Hengyang 421200,China)
Abstract:Based on the optimum design result,the lightening turbine wheel is casted adopting lost wax casting with rapid prototyping technology(RPT).And three turbochargers are assembled with the lightening turbine wheels.Overspeed burst tests and self-circulation overall service tests are carried out in the turbocharger test bench,and dynamic balancing test is finished in the TURBO TECHNICS.The test results shown it meet the necessity of the strength of the lightening turbine wheel.Compared with original turbocharge...
Keywords:Turbine wheel  Lighting optimization  Structure strength  Critical speed  General efficienc  
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