【摘要】 7 - 35通风机的气动设计采用离心通风机现代设计方法 ,其特点是引入三维粘性数值模拟分析离心通风机内部复杂流场 ,考虑了其各部件间的相互影响 ,数值预估离心通风机性能 ,并对现有工程设计方法作了重大改进 ,使其综合性能达到国际先进水平。更多还原

【Abstract】 The aerodynamic design of 7₃5 fans has been completed using a modern design method for centrifugal fans presented by the authors.The characteristics of the method include the introduction of 3_D viscous numerical simulation to analyze the internal complicated flow field of centrifugal fans,the consideration of the interference of its components ,the numerical prediction of fan performance and the major improvement of the existing engineering design method.Its compositive performances have reached the international advanced level.更多还原