DIFFUSER

作品数：109被引量：281H指数：9
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相关领域：理学更多>>
相关作者：叶勤赵亭亭莫方朔黄国平毛军逵更多>>
相关机构：安徽应友光电科技有限公司南京航空航天大学温州大学浙江理工大学更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金广东省自然科学基金更多>>
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  • 期刊=Chinese Journal of Aeronauticsx
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Numerical investigation of flow mechanisms of tandem impeller inside a centrifugal compressor被引量：2
《Chinese Journal of Aeronautics》2019年第12期2627-2640,共14页Ziliang LI Xin’gen LU Shengfeng ZHAO Ge HAN Chengwu YANG Yanfeng ZHANG 
financial support from the National Natural Science Foundation of China(Nos.51876022 and 51836008)
This study numerically investigated a single stage centrifugal compressor "Radiver" with a wedge diffuser and several tandem-designed impellers to explore the flow phenomena within the tandem impeller and the potentia...
关键词：Centrifugal compressor stage Flow mechanism Impeller/diffuser matching Stall margin Tandem impeller 
Electrochemical trepanning with uniform electrolyte flow around the entire blade profile被引量：6
《Chinese Journal of Aeronautics》2019年第7期1748-1755,共8页Dong ZHU Tingyu XUE Xingyan HU Zhouzhi GU 
co-supported by the National Natural Science Foundation of China(51675271);the Natural Science Foundation of Jiangsu Province(BK20171413);the Fundamental Research Funds for the Central Universities(NE 2017003);the Qing Lan Project
In the traditional machining process for diffusers, blades are easily deformed, and methods suffer from high tool wear and low efficiency. Electrochemical machining(ECM) possesses unique advantages when applied to the...
关键词：DIFFUSER ELECTROCHEMICAL machining Flow ROUGHNESS TAPER 
Simulation and experimental investigation on a dynamic lateral flow mode in trepanning electrochemical machining被引量：7
《Chinese Journal of Aeronautics》2017年第4期1624-1630,共7页Dong ZHU Zhouzhi GU Tingyu XUE Ao LIU 
co-supported by the National Natural Science Foundation of China (51675271)–China;Key Project of Jiangsu Provincial Research and Development (BE2015160)–China;Fundamental Research Funds for the Central Universities (NE 2017003)–China
An appropriate flow mode of electrolyte has a positive effect on process efficiency, surface roughness, and machining accuracy in the electrochemical machining（ECM） process. In this study, a new dynamic lateral flow...
关键词：Diffuser Electrochemical machining Electrolyte Experiment Flow 
Redesign of an 11 cm-diameter Micro Diffuser
《Chinese Journal of Aeronautics》2010年第3期298-305,共8页陈杰 黄国平 
In order to improve the performances of an 11 cm-diameter turbine engine,this article suggests to substitute a new-style micro diffuser redesigned based on a new concept for the traditional diffuser having poor perfor...
关键词：aerospace propulsion new-style micro diffuser numerical analysis micro turbine engine centrifugal compressor 
Investigation of Unsteady Flow in a Diffuser Pump
《Chinese Journal of Aeronautics》2001年第3期134-139,共6页孙金菊 王尚锦 H.Tsukamoto 
Flow in pumps is essentially three-dimensional and unsteady, and it has much influence on the pump hydraulic performance and structural vibration. This paper presents a numerical methodology developed for modeling suc...
关键词：Computational fluid dynamics IMPELLERS Mathematical models Navier Stokes equations PUMPS Turbulent flow Vibrations (mechanical) 
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