车载燃机移动电源压气机设计  

Aerodynamic Design of the Low Pressure Compressor for Automotive Gas Turbine

作　　者：刘寅晟[1,2] 吴世勋[1,2] 赵洪雷[1] 刘锡阳[1] 谭春青[1] 

机构地区：[1]中国科学院工程热物理研究所,北京100190 [2]中国科学院研究生院,北京100190

出　　处：《燃气轮机技术》2011年第4期30-34,共5页Gas Turbine Technology

基　　金：国家863计划重点项目(No.2008AA050502)

摘　　要：运用一套以"S2流面反问题设计"为核心的离心压气机设计体系,设计了某车载燃机双级离心压气机的低压压气机。通过三维CFD计算对气动设计进行数值模拟,结果表明设计的压气机流动情况良好,拥有较高的效率和稳定的工作范围,符合设计目标要求。An aerodynamic design of the low pressure compressor of a two-stage centrifugal compressor for an automotive gas turbine was presented.The design system took inverse calculation of S2 stream surface as its main part.Three-dimensional computational fluid dynamics calculation was applied to simulate and analyze the result of the design.The analysis results presented a fine flow field,with good efficiency and stability,which meet the design requirement.

关 键 词：车载燃机 双级离心压气机 低压压气机 气动设计 

分 类 号：TK474.8[动力工程及工程热物理—动力机械及工程]