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CASCADE: 作品数：779被引量：1389H指数：14; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：王万龙刘达新董玉德杨华王红星更多>>; 相关机构：中国科学院浙江理工大学广东工业大学清华大学更多>>; 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中国博士后科学基金国家高技术研究发展计划更多>>

Hybrid LES/RANS Simulations of Compressible Flow in a Linear Cascade of Flat Blade Profiles: 《Journal of Thermal Science》2024年第5期1839-1850,共12页Jaromír PRIHODA Petr STRAKA David SIMURDA Petr SIDLOF Jan LEPICOVSKY; supported by the Czech Science Foundation(GACR)(Grant No.20-11537S);Institutional support RVO:61388998。; The paper reports on 3D numerical simulations of unsteady compressible airflow in a blade cascade consisting of flat profiles using a hybrid LES/RANS approach including a transition model.As a first step towards simul...; 关键词：numerical simulation blade cascade hybrid LES/RANS

Experimental Investigation of Effects of Reynolds Number and Incidence Angle on Secondary Flow within a Linear Blade Cascade: 《Journal of Thermal Science》2021年第6期2122-2136,共15页FLÍDR Erik JELÍNEK Tomáš KLADRUBSKÝMilan; supported by the Long-Term Development Concept of Research Organization provided by the Ministry of Industry and Trade of the Czech Republic.; The kinetic energy loss and the secondary loss downstream of a high turning nozzle cascade were investigated.Influence of the incidence angle(i=-25°,0°and 25°)and Reynolds number(Re_(2,is)=0.8×10^(5),1.2×10^(5),...; 关键词：linear blade cascade secondary loss pressure measurement

Optimization of Root Section for Ultra-long Steam Turbine Rotor Blade被引量：1: 《Journal of Thermal Science》2018年第2期95-102,共8页Jindrich Hala Martin Luxa David Simurda marek Bobcik Ondrej Novak Bartolomej Rudas Jaroslav Synac; the Technology Agency of the Czech Republic,which supported this research under grants No.TA03020277 and TH02020057;Institutional support RVO61388998; This study presents the comparison of aerodynamic performances of two successive designs of the root profiles for the ultra-long rotor blade equipped with a straight fir-tree dovetail. Since aerodynamic and strength r...; 关键词：steam turbine blade cascade root section

Numerical investigation of flow unsteadiness and heat transfer on suction surface of rotating airfoils within a gas turbine cascade: 《Propulsion and Power Research》2017年第2期91-100,共10页Liang Guo Yuying Yan Wanchen Sun Jie Zhu; The authors gratefully acknow ledge the financial support from China Scholarship Council(CSC)and Siemens Industrial Turbomachinery Ltd.(UK)for Liang Guo's Ph.D.research at the University of Nottingham(RIS 101798).; The effects of the periodical turbulence and pressure fluctuation on suction surface heat transfer over airfoils of a row of rotor blades with a certain type have been investigated numerically in this paper.The calcul...; 关键词：Gas turbinecascade Water ramjet Flow unsteadiness Pressure fluctuation Heat transfer Blade suctionsurface

Losses Estimation in Transonic Wet Steam Flow through Linear Blade Cascade: 《Journal of Thermal Science》2015年第2期109-116,共8页Sawomir Dykas Mirosaw Majkut Micha Strozik Krystian Smoka; supported by the National Science Centre funds within the project with nr.2011/03/B/ST8/06425; Experimental investigations of non-equilibrium spontaneous condensation in transonic steam flow were carded out in linear blade cascade. The linear cascade consists of the stator blades of the last stage of low pressu...; 关键词：wet steam CONDENSATION transonic flow LOSSES

3D Flow Past Transonic Turbine Cascade SE 1050-Experiment and Numerical Simulations被引量：3: 《Journal of Thermal Science》2013年第4期311-319,共9页D.imurda J.Fürst M.Luxa; supported by the Czech Science Foundation under the grant No. GAP 101/10/1329; This paper is concerned with experimental and numerical research on 3D flow past prismatic turbine cascade SE1050 （known in QNET network as open test case SE1050）. The primary goal was to assess the influence of the...; 关键词：blade cascade vortex structures transonic flow CFD

Profile and Secondary Flow Losses in a High-Lift LPT Blade Cascade at Different Reynolds Numbers under Steady and Unsteady Inflow Conditions被引量：5: 《Journal of Thermal Science》2012年第6期483-491,共9页Satta F. Simoni D. Ubaldi M. Zunino P. Bertini F.; The aerodynamic flow field downstream of a Low-Pressure High-Lift(HL)turbine cascade has been experimentally investigated for different Reynolds numbers under both steady and unsteady inflows,in order to analyse the c...; 关键词：profile losses secondary flow losses high-lift profdes unsteady inflow LPT blade.

Flow separation control by using bowed blade in highly loaded turbine cascades被引量：3: 《Science China(Technological Sciences)》2009年第6期1471-1477,共7页YAMAMOTO Atsumasa; Supported by the National Natural Science Foundation of China(Grant No.10577019); Due to the serious flow separations and centralized vortices,there are high secondary losses in highly loaded turbines.It is imperative to find measures to control the flow separation and vortices hence improve the tu...; 关键词：TURBINE CASCADE TURNING ANGLE flow SEPARATION bowed BLADE

Investigation of the steam-cooled blade in a steam turbine cascade被引量：6: 《航空动力学报》2007年第5期673-682,共10页Dieter Bohn Jing Ren Karsten Kusterer; With the increasing demand for electricity,an efficiency improvement and thereby reduced CO2 emissions of the coal-fired plants are expected in order to reach the goals set in the Kyoto protocol.It can be achieved by ...; 关键词：蒸汽轮机层叠蒸汽冷却调查研究翼热转移

Studies of stability of blade cascade suction surface boundary layer: 《Journal of Harbin Institute of Technology(New Series)》2007年第2期189-192,共4页董学智颜培刚韩万金; Compressible boundary layers stability on blade cascade suction surface was discussed by wind tunnel experiment and numerical solution. Three dimensional disturbance wave Parabolized Stability Equations (PSE) of ortho...; 关键词：wind tunnel experiment turbine blade cascade boundary layer stability PSE equation

CASCADE