汽轮机部分进汽调节级三维流场的非定常数值模拟  

Numerical Simulation of 3-D Unsteady Flow in Governing Stages of Steam Turbines Turbines Under Partial Admission Condition

作　　者：訾宏达[1] 方韧[1] 徐星仲[2] 徐克鹏[2] 

机构地区：[1]北京航空航天大学能源与动力工程学院流体机械系,北京100083 [2]北京全四维动力科技有限公司,北京100085

出　　处：《动力工程》2007年第5期721-724,761,共5页Power Engineering

摘　　要：使用商业软件NUMECA,采用三维粘性数值模拟方法对处于部分进汽条件下调节级的内部流动进行数值模拟,并以此来分析调节级内部流动的非定常现象,从而进一步理解调节级的工作机理。Flow in control stage, under partial steam admission conditionm, has been studied with the three-dimensional unsteady viscous numerical simulation method, by using commercial software NUMECA, wherewith unsteady flow behavior in governing stages is being analyzed, for the purpose of furthering the comprehension of the working mechanism of such stages. Figs. 8 and refs.5.

关 键 词：能源与动力工程 汽轮机 部分进汽调节级 非定常数值模拟 

分 类 号：TK262[动力工程及工程热物理—动力机械及工程]