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ENDWALL: 作品数：30被引量：57H指数：4; 导出分析报告; 相关领域：航空宇航科学技术更多>>; 相关期刊：《Propulsion and Power Research》《Journal of Thermal Science》《Applied Mathematics and Mechanics(English Edition)》《Chinese Journal of Mechanical Engineering》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更多>>

A Comparative Study of Purge Flow Aero-Thermal Performance under Pre-Swirl and Rotational Conditions: 《Journal of Thermal Science》2025年第2期626-638,共13页GAO Hongyu WANG Yutian XU Renjie XU Qingzong; supported by the National Natural Science Foundation of China(Grant No.52106064)。; Investigating the interaction between purge flow and main flow in gas turbines is crucial for optimizing thermal management,and enhancing aerodynamic efficiency.Measuring the high-speed rotating rotor poses challenges...; 关键词：gas turbine rotational effect pre-swirl purge flow endwall cooling effectiveness

Design and Application of Turbine Cascade Partitioned Endwall Profiling: 《Journal of Thermal Science》2025年第1期110-128,共19页ZENG Fei JIANG Ruiqi XUE Xingxu DU Wei LUO Lei ZHOU Xun; the financial support provided by the National Science and Technology Major Project(J2019-Ⅳ-0008-0076,No.2019-Ⅱ-0010-0030);Natural Science Fund for Excellent Young Scholars of Heilongjiang Province(No.YQ2021E023)。; The influence of partitioned profiling design based on a large-pitch highly loaded cascade is studied by numerical simulation.The partitioned profile is mainly composed of a pressure-side convex structure near the lea...; 关键词：large-pitch highly loaded cascade highly loaded design non-axisymmetrical endwall design secondary flow control partitioned endwall profiling

Experimental and numerical investigation of two blended blade and endwall configurations: 《Chinese Journal of Aeronautics》2024年第9期150-163,共14页Tongtong MENG Xin LI Ling ZHOU Lucheng JI; co-supported by the National Major Science and Technology Project of China(No.2019-Ⅱ-0003-0023); The Blended Blade and Endwall(BBEW)technique has proven to be effective in control-ling the intersection of boundary layer in corner region of the compressor endwall.In this study,the experiment and analysis of two di...; 关键词：Aerodynamic Computational fluid dynamic Experiment Corner separation Blended Blade and Endwall(BBEW)

Effects of mid-passage gap with a variable surface angle on a turbine vane endwall’s aerothermal and film cooling performances: 《Chinese Journal of Aeronautics》2024年第6期20-37,共18页Zhiyu LI Kaiyuan ZHANG Zhigang LI Jun LI; supported by the National Science and Technology Major Project,China(No.J2019-II-0011-0031);the National Natural Science Foundation of China(No.51936008).; The mid-passage gap is an inevitable structure in a vane passage due to turbine vanes being manufactured individually.The coolant from this gap is able to prevent hot mainstream ingression and provide cooling protecti...; 关键词：Film cooling Heat transfer Surface angle Mid-passagegap Turbinevane endwall

Turbine Passage Secondary Flow Dynamics and Endwall Heat Transfer Under Different Inflow Turbulence: 《Journal of Harbin Institute of Technology(New Series)》2024年第3期51-62,共12页Arjun K S Tide P S Biju N; This study presents endwall hydrodynamics and heat transfer in a linear turbine cascade at Re 5×105 at low and high intensities of turbulence.Results are numerically predicted using the standard SST model and Reθ-γ...; 关键词：TURBINE VANE heat transfer ENDWALL TURBULENCE secondary flow

Optimum Profiles of Endwall Contouring for Enhanced Net Heat Flux Reduction and Aerodynamic Performance被引量：1: 《Journal of Harbin Institute of Technology(New Series)》2024年第2期80-92,共13页Arjun K S Tide P S Biju N; Successfully utilized non-axisymmetric endwalls to enhance turbine efficiencies(aerodynamic and turbine inlet temperatures)by controlling the characteristics of the secondary flow in a blade passage.This is accomplish...; 关键词：endwall contouring turbine VANE heat transfer phantom cooling coolant injection net heat flux reduction aerodynamic performance

Experimental Study of Heat Transfer and Film Cooling Performance of Upstream Ejected Coolant on a Turbine Endwall被引量：2: 《Journal of Thermal Science》2023年第2期718-728,共11页ZHANG Jie LIU Cunliang ZHANG Li YAO Chunyi LI Lin; the financial support from the National Natural Science Foundation of China(Grant No.U2241268);the National Science and Technology Major Project(Grant No.J2019-Ⅲ-0019-0063)。; An upstream coolant injection that is different from the known leakage flow was introduced to protect the turbine endwall.This coolant is ejected tangentially from a row of cylindrical holes situated at the side of a ...; 关键词：axisymmetric turbine endwall film cooling effectiveness heat transfer coefficient coolant injection leakage slot

Numerical Investigation on Flow and Cooling Characteristics of a Micro-Ribbed Vane Endwall被引量：2: 《Journal of Thermal Science》2023年第2期786-799,共14页DU Kun CHEN Qihao LI Yang SUNDEN Bengt LIU Cunliang LI Wei; the support of National Natural Science Foundation of China(No.52006178);National Key R&D Program of China(No.Y2019-Ⅷ-0007-0168);the Fundamental Research Funds for the Central Universities;the Innovation Capacity Support Plan in Shaanxi Province of China(Grant No.2023-CX-TD-19);the Swedish Research Council(VR);the Swedish National Energy Agency(EM).; The secondary flow originated from the inherent pressure gradient inside the vane cascade has a strong impact on the endwall cooling performance as the crossflow sweeps the upstream coolant jet towards the suction sid...; 关键词：vane endwall micro-ribbed endwall adiabatic film cooling effectiveness flow structure numerical study

Effect of Moving Endwall on Hub Leakage Flow of Cantilevered Stator in a Linear Compressor Cascade: 《Journal of Shanghai Jiaotong university(Science)》2022年第6期780-789,共10页ZHENG BIAOJIE MA YUCHEN TENG JINFANG JU ZHENZHOU ZHU MINGMIN; the National Natural Science Foundation of China(Nos.52076129 and 51576124);the National Science and Technology Major Project(No.2017-II-0004-0017)。; The cantilevered stator has the advantages of reducing mass and axial length of highly loaded com-pressor.The details of the hub leakage flow resulting from the clearance between the high-speed moving hub and the cant...; 关键词：COMPRESSOR cantilevered stator moving endwall aerodynamic performance hub leakage flow

Numerical Investigation of a Turbine Stator with Nonaxisymmetric Endwall Profiling被引量：1: 《Journal of Thermal Science》2022年第5期1790-1803,共14页LIU Wei WANG Songtao WEN Fengbo; the support of the National Science and Technology Major Project of China(No.2017-I-0005-0006);the Outstanding Youth Science Foundation of Heilongjiang Province of China(No.YQ2020E016)。; Nonaxisymmetric endwall is an effective method to reduce secondary loss and improve aerodynamic performance.In this paper,a nonaxisymmetric endwall automated optimization process based on the nonuniform rational B-spl...; 关键词：TURBINE OPTIMIZATION nonaxisymmetric endwall entropy loss

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