透平叶片与汽轮机排汽系统气动优化设计方法研究的开题报告.docx

透平叶片与汽轮机排汽系统气动优化设计方法研究的开题报告

【摘要】

透平叶片和汽轮机排汽系统的气动优化设计是提高汽轮机性能和效率的关键环节。本文旨在研究透平叶片和汽轮机排汽系统的气动优化设计方法，探讨其影响因素，并对其进行实验验证。首先，研究透平叶片的气动特性，包括叶片几何形状、流场分布等因素的影响；接着，分析汽轮机排汽系统的气动特性，包括排汽系统的几何形状、气动流场等因素的影响。最后，基于Fluent和CFX等计算流体力学软件，实现透平叶片和汽轮机排汽系统的数值模拟，并进行实验验证。通过数值模拟和实验验证，优化设计透平叶片和汽轮机排汽系统的气动性能，提高汽轮机的效率和性能。

【关键词】

透平叶片；汽轮机排汽系统；气动优化设计；数值模拟；实验验证；汽轮机性能

【Abstract】

Theaerodynamicoptimizationdesignofturbinebladesandsteamturbineexhaustsystemsisthekeytoimprovingtheperformanceandefficiencyofsteamturbines.Thispaperaimstostudytheaerodynamicoptimizationdesignmethodofturbinebladesandsteamturbineexhaustsystems,exploreitsinfluencingfactors,andverifyitthroughexperiments.Firstly,theaerodynamiccharacteristicsofturbinebladesarestudied,includingtheinfluenceofbladegeometry,flowfielddistribution,andotherfactors.Then,theaerodynamiccharacteristicsofthesteamturbineexhaustsystemareanalyzed,includingtheinfluenceofthegeometryoftheexhaustsystem,aerodynamicflowfields,andotherfactors.Finally,basedonFluent,CFXandothercomputationalfluiddynamicssoftware,thenumericalsimulationofturbinebladesandsteamturbineexhaustsystemsisrealized,andexperimentsarecarriedouttooptimizetheaerodynamicperformanceofturbinebladesandsteamturbineexhaustsystemstoimprovetheefficiencyandperformanceofsteamturbines.

【Keywords】

Turbineblades;Steamturbineexhaustsystem;Aerodynamicoptimizationdesign;Numericalsimulation;Experimentalverification;Turbineperformance