Research Progress of Tip Winglet Technology in Compressor  

作　　者：ZHONG Jingjun WU Wanyang HAN Shaobing 

机构地区：[1]Merchant Marine College,Shanghai Maritime University,Shanghai 201306,China [2]Naval Architecture and Ocean Engineering College,Dalian Maritime University,Dalian 116026,China

出　　处：《Journal of Thermal Science》2021年第1期18-31,共14页热科学学报（英文版）

基　　金：supported by the National Natural Science Foundations of China(Grant Nos.51436002 and 51906134);Liaoning Provincial Natural Science Foundation of China(2019-MS-030);Dalian High-level Talents Innovation Support Plan(2018RQ03)。

摘　　要：In the present study,the research progress of tip winglets that control tip clearance leakage flow in compressors is reviewed.Firstly,the effects of tip leakage flow on the aerodynamic performance of the compressor are presented.Subsequently,the development of tip winglet technology is reviewed.Next,a series of studies on compressor tip winglet technology are conducted.Besides,the effects of tip winglets on the aerodynamic performance of rectangular cascades of low-speed and high-subsonic compressors,subsonic compressor rotor and transonic compressor rotor are discussed,respectively,and the control effect of tip winglet technology combined with tip groove design on tip leakage is investigated.Lastly,the subsequent development direction and research prospect of compressor tip winglet technology are presented.

关 键 词：blade tip winglet COMPRESSOR tip leakage flow tip leakage vortex 

分 类 号：TK473[动力工程及工程热物理—动力机械及工程]