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COOLING: 作品数：849被引量：1480H指数：13; 导出分析报告; 相关领域：一般工业技术金属学及工艺更多>>; 相关作者：刘相华张小松王国栋彭良贵朱锟更多>>; 相关机构：北京航空航天大学东北大学上海交通大学南京航空航天大学更多>>; 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国家高技术研究发展计划中国博士后科学基金更多>>

Flow instability of supercritical hydrocarbon fuel in a multi-channel cooling system: 《Chinese Journal of Aeronautics》2024年第2期283-295,共13页Yichao JIN Kun WU Xuejun FAN; supported by the National Key Project,China(No.GJXM92579);the Strategic Priority Research Program of Chinese Academy of Sciences,China(No.XDA17030100)。; Thermally-induced flow instabilities are a critical issue in multi-channel regenerative cooling systems.In particular,the interactions between Density-Wave Oscillations(DWO)and Flow Maldistribution(FMD)can result in c...; 关键词：COOLING Supercritical fluids Hydrocarbons Flow instability Flow maldistribution Density-wave oscillations

Airside pressure drop characteristics of three analogous serpentine tube heat exchangers considering heat transfer for aero-engine cooling被引量：1: 《Chinese Journal of Aeronautics》2022年第12期32-46,共15页Yinlong LIU Guoqiang XU Yanchen FU Jie WEN Shaoshuai QI Lulu LYU; co-supported by the National Science and Technology Major Project of China (Nos. 2017-Ⅲ-00050029, J2019-Ⅲ-0021-0065, and J2019-Ⅲ-0015-0059);the National Natural Science Foundation of China (No. 51906009); This study explores the design,analysis,and air pressure drop assessment of three analogous air–fuel heat exchangers consisting of thin serpentine tube bundles intended for use in high Mach number aero-engines.In hig...; 关键词：AERO-ENGINE Heat exchanger Heat transfer Pressure drop Serpentine tube

Ground-based investigations on phase-moving phenomenon with space sublimation cooling for lunar exploration missions被引量：3: 《Chinese Journal of Aeronautics》2022年第8期65-74,共10页Enhui LI Yunze LI Jixiang WANG Man YUAN Jingyan XIE Yuehang SUN Lizhu YANG Xianwen NING; primarily funded by the cooperative project offered by Beijing Key Laboratory of Space Thermal Control Technology;funded by China Postdoctoral Science Foundation(No.2020 M671618)。; The lunar surface is a typical vacuum environment,and its harsh heat rejection conditions bring great challenges to the thermal control technology of the exploration mission.In addition to the radiator,the sublimator ...; 关键词：Lunar vacuum environment Phase-change flow Space sublimation cooling Unsteady phase-moving phenomenon Visualized ground-based experimental approaches

Optimization of cooling structures in gas turbines:A review被引量：2: 《Chinese Journal of Aeronautics》2022年第6期18-46,共29页Guohua ZHANG Rui ZHU Gongnan XIE Shulei LI Bengt SUNDéN; supported by the National Natural Science Foundation of China (No. 51676163);the National 111 Project, China (No. B18041;the Guangdong Basic and Applied Basic Research Foundation, China (No. 2019A1515111146); Attempts for higher output power and thermal efficiency of gas turbines make the inlet temperature of turbine to be far beyond the material melting temperature.Therefore,to protect the airfoil in gas turbine from hot ...; 关键词：Conjugate heat transfer Optimization method Surrogate model Thermal performance Turbine cooling

Numerical simulation of broken pin effects on the flow field and cooling performance of a double-wall cooling configuration: 《Chinese Journal of Aeronautics》2021年第2期358-375,共18页Wenjing GAO Honglin LI Lei LI Zhe’nan ZHAO Zhufeng YUE; supported by the National Natural Science Foundation of China (No. 51975471);Aviation Power Foundation of China (No. 6141B090319);Natural Science Basic Research Plan in Shaanxi Province of China (No.2018JM5173);National Natural Science Foundation of China(No. 51975471);National Science and Technology Major Project (2017-VIII-0003-0114);Natural Science Foundation of Shaanxi Province (No. 2018JQ5041)。; In this paper, the flow characteristics of the double wall structure are presented and the effect of the broken pin size on the cooling performance and flow field of the double wall configuration is investigated. A pe...; 关键词：Broken pin Computational Fluid Dynamics Cooling performance Double wall configuration Turbine blades

Effect of tube-electrode inner diameter on electrochemical discharge machining of nickel-based superalloy被引量：4: 《Chinese Journal of Aeronautics》2016年第4期1103-1110,共8页Zhang Yan Xu Zhengyang Xing Jun Zhu Di; the financial support provided by the National Natural Science Foundation of China (No. 51475237);the National High-Tech Research and Development Program of China (No. 2013AA040101);the Program for New Century Excellent Talents in University (No. NCET-12-0627) of China;the Funding of Jiangsu Innovation Program for Graduate Education (No. KYLX_0232) of China; Nickel-based superalloys are widely employed in modern aircraft engines because of their excellent material characteristics, particularly in the fabrication of film cooling holes. However, the high machining requireme...; 关键词：Electrical discharge machining Electrochemical machining Film-cooling hole Inner diameter Nickel-based superalloys Tube electrode

Machining of a film-cooling hole in a single-crystal superalloy by high-speed electrochemical discharge drilling被引量：12: 《Chinese Journal of Aeronautics》2016年第2期560-570,共11页Zhang Yan Xu Zhengyang Zhu Yun Zhu Di; financial support provided by the National Natural Science Foundation of China(No.51475237);the National High-Tech Research and Development Program of China(2013AA040101);the Program for New Century Excellent Talents in University of China(No.NCET-12-0627);the Funding of Jiangsu Innovation Program for Graduate Education of China(No.KYLX_0232); Single-crystal superalloys are typical advanced materials used for manufacturing aero- engine turbine blades. Their unique characteristics of high hardness and strength make them exceedingly difficult to machine. Howe...; 关键词：Electrical discharge machin-ing （EDM） Electrochemical machining（ECM） Film-cooling hole Hybrid technique Single crystal Taguchi methods

A novel environmental control system based on membrane dehumidification: 《Chinese Journal of Aeronautics》2015年第3期712-719,共8页Yuan Weixing Yang Bo Guo Binghan Li Xiangping Zuo Yansheng Hu Wenchao; support from Aeronautical Science Foundation of China(No.2011ZC09006); Abstract This paper conducts a simulation study of a novel aircraft environmental control system based on membrane dehumidification （MD-ECS）, and compares the system with the up-to-date four-wheel high pressure de-w...; 关键词：Aircraft Cooling performance Environmental control sys-tem High pressure de-water Membrane dehumidificationSweep ratio

Design and experimental study of a micro-groove grinding wheel with spray cooling effect被引量：15: 《Chinese Journal of Aeronautics》2014年第2期407-412,共6页Shi Chaofeng Li Xun Chen Zhitong; supported by the National Natural Science Foundation of China (No. 51105024);National Science and Technology Major Project (No. 2013ZX04001051); The effectiveness of grinding fluid supply has a crucial impact on grinding quality and efficiency in high speed grinding. In order to improve the cooling and lubrication, through in-depth research of self-inhaling in...; 关键词：COOLING DROPLET GRINDING Micro grooveSpray cooling

Measurements of heat transfer and pressure in a trailing edge cavity of a turbine blade被引量：2: 《Chinese Journal of Aeronautics》2013年第2期294-308,共15页Wu Hong Liu Yusheng Xu Guoqiang; supported by the National Natural Science Foundation of China (Grant No.: 50976008); An experimental investigation is conducted to obtain the heat transfer and pressure drop data for an integral trailing edge cavity test section that simulates a novel turbine blade＇s internal cooling passage with ble...; 关键词：Bleed flow COOLING Gas turbines Heat transfer Liquid crystals TRANSIENT

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