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SEPARATION: 作品数：1911被引量：3669H指数：17; 导出分析报告; 相关领域：理学更多>>; 相关作者：傅若农赵中伟顾峻岭刘玉姜东君更多>>; 相关机构：中南大学清华大学北京理工大学中国科学院更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Control of Corner Separation for a Linear Compressor Cascade via Bionic Slanting Riblets at the Endwall: 《Journal of Thermal Science》2025年第1期129-144,共16页ZHANG Peng LI Yonghong CHENG Rixin; supported by the National Natural Science Foundation of China(Youth Program No.52306058);Natural Science Foundation of Tianjin Municipal Science and Technology Commission(Youth Program No.22JCQNJC00050);the Open Fund of Key Laboratory of Civil Aircraft Airworthiness Technology(No.SH2021111908);the Fundamental Research Funds for the Central Universities(No.3122024PT15)。; A new passive control approach,utilizing bionic slanting riblets,is employed to mitigate the flow close to the blade endwall in a linear cascade,and its effectiveness and mechanism in controlling corner separation are...; 关键词：corner separation compressor cascade slanting riblets additional losses vortex generator

Influence of Cavity Leakage flow on Corner Separation in a Shrouded Stator Cascade: 《Journal of Thermal Science》2023年第1期351-365,共15页KONG Xiaozhi HUANG Tianshuo LIU Yuxin LU Huawei WANG Long; supported by the National Natural Science Foundation of China(No.52006021,No.52106040);China Postdoctoral Science Foundation(No.2021M690498,No.2021M700648);Natural Science Foundation of Liaoning Province(No.2020-BS-069);Dalian Science and Technology Innovation Fund(No.2021JJ12GX030);the Fundamental Research Funds for the Central Universities(No.3132022210);National Research Center for International Subsea and Engineering Technology and Equipment(No.3132022349)。; The impacts of the cavity leakage flow on the shrouded stator aerodynamic performance were investigated by modelling the annular cascade mainstream with the seal cavity flow path based on the validated numerical metho...; 关键词：shrouded stator cavity leakage flow corner separation loss coefficient

Influence of Endwall Air Injection with Discrete Holes on Corner Separation of a Compressor Cascade被引量：1: 《Journal of Thermal Science》2021年第5期1684-1704,共21页CAO Zhiyuan GAO Xi ZHANG Xiang ZHANG Fei LIU Bo; This work was sponsored by the seed Foundation of Innovation and Creation for Graduate Students in Northwestern Polytechnical University(No.CX2020138);National Natural Science Foundation of China(Nos.51806174 and 51741601);the Fundamental Research Funds for the Central Universities of China(No.G2018KY0303).; The aim of this study is to reveal the influence mechanism of endwall air injection with distributed holes on the corner separation of a highly loaded compressor cascade,so as to promote the application of injection i...; 关键词：compressor cascade corner separation flow control air injection endwall discrete hole injection

Blade Lean and Tip Leakage Flows in Highly Loaded Compressor Cascades被引量：4: 《Journal of Thermal Science》2021年第4期1388-1405,共18页CAO Zhiyuan SONG Cheng ZHANG Xiang GAO Xi LIU Bo; supported by National Natural Science Foundation of China(No.51806174);the Natural Science Foundation of Shaanxi Province(No.2019-JQ137);the Fundamental Research Funds for the Central Universities(No.G2018KY0303);National Natural Science Foundation of China(No.51790512)。; Blade lean has been intensively utilized in axial compressors.In this study,three families of highly loaded compressor cascades featuring different aspect ratios(AR)with different levels of blade lean were designed an...; 关键词：axial compressor leaned blade tip leakage flow aspect ratio corner separation

Mechanism of Affecting the Performance and Stability of an Axial Flow Compressor with Inlet Distortion被引量：4: 《Journal of Thermal Science》2021年第4期1406-1420,共15页ZHANG Haoguang LI Qi DONG Feiyang CHU Wuli; supports by National Natural Science Foundation of China with project No.51006084;supported by National Science and Technology Major Project No.2017-II-0005-0018;the Fundamental Research Funds for the Central Universities with project No.3102019ZX026。; The purpose of the investigation is to obtain the mechanism of affecting the performance and stability of an axial flow compressor with two kinds of multi distortion area.In the investigation,the compressor inlet dist...; 关键词：axial flow compressor STABILITY PERFORMANCE multi distortion area SEPARATION

Effect of Jet Vortex Generators on Shock Wave Induced Separation on Gas Turbine Profile被引量：1: 《Journal of Thermal Science》2021年第4期1435-1443,共9页FLASZYNSKI Pawel DOERFFER Piotr PIOTROWICZ Michal Szewalski; supported by the 7 EU framework project and was carried out within the research project with the acronym TFAST(Transition Location Effect on Shock Wave Boundary Layer Interaction);supported by CI TASK;PL-Grid Infrastructure。; The interaction between a shock wave and a boundary layer on a suction side of gas turbine profile,namely Transition Location Effect on Shock Wave Boundary Layer Interaction,was one of main objectives of TFAST project...; 关键词：shock wave gas turbine flow control jet vortex generators

Investigation of Self-Priming Process of a Centrifugal Pump with Double Blades被引量：4: 《Journal of Thermal Science》2021年第3期849-858,共10页QIAN Heng MOU Jiegang REN Yun ZHU Zhibing LIU Nuojia ZHENG Shuihua WU Denghao; supported by the National Natural Science Foundation of China(51609212,51606167,51779226 and 51976193)。; The gas-liquid two-phase flow patterns of a centrifugal pump during the self-priming process were investigated numerically and experimentally.The Euler-Euler multiphase model and SST k-ω turbulence model were applied...; 关键词：self-priming process gas-liquid two-phase flow centrifugal pump gas-liquid mixing and separation transient numerical simulation

Numerical Study of Dual Sweeping Jet Actuators for Corner Separation Control in Compressor Cascade被引量：3: 《Journal of Thermal Science》2021年第1期201-209,共9页MENG Qinghe DU Xin CHEN Shaowen WANG Songtao; supported by National Natural Science Foundation of China(Grant No.51776048 and 51436002)。; Unsteady behaviors are important issues in flow control of turbomachinery.Pulsed excitation or suction is widely investigated in compressor cascades.This paper presents a discussion on the unsteady flow control realiz...; 关键词：sweeping jet actuator compressor cascade active flow control corner separation

Quantification on the Effects of Liquid-Vapor Separation in Air-Conditioning System by using Advanced Exergy Analysis被引量：1: 《Journal of Thermal Science》2020年第3期597-608,共12页LI Yunhai CHEN Jianyong LIN Xu YANG Zhi CHEN Ying LUO Xianglong; supported by State Key Program of National Natural Science Foundation of China(51736005);Science and Technology Program of Guangzhou(201704030108);Foshan Municipal Science and Technology Bureau Project(2015IT100162);Guangdong Special Support Program(2017TX04N371)。; Air-conditioning system consumes a large amount of electricity in residential sections,and its efficiency has drawn extensive concerns in energy-conscious era.Liquid-vapor separation is a heat transfer enhancement tec...; 关键词：air-conditioning system liquid-vapor separation advanced exergy analysis avoidable exergy destruction

Experimental Study of Rotor Flow Separation Control using a New Type of Dielectric Barrier Discharge Plasma Actuator: 《Journal of Thermal Science》2019年第2期354-359,共6页HU Xu GAO Chao HAO Jiangnan ZHANG Zhengke XUE Ming YAN Rihua; supported by National Natural Science Foundation of China (Grant No. 11572256 ); Flow separation occurring on rotor blades is an important limiting factor for helicopter performance. This paper presents a new type of dielectric barrier discharge(DBD) plasma actuator for rotor blade flow separation...; 关键词：ROTOR flow SEPARATION control DBD plasma PIV

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