隔膜阀流量系数CFD仿真计算方法及其结果分析  

CFD Simulation Calculation Method and the Result Analysis of Diaphragm Valve Flow Coefficient

作　　者：张逸芳[1] 周晓明[1,2] 徐翠翠[1] 汪志琨 ZHANG Yi-fang ZHOU Xiao-ming XU Cui-cui WANG Zhi-kun(Jiangsu Shentong Valve Co. , Ltd, Jiangsu Nuclear Power Valve Key Laboratory, Qidong 226232, China University of Electronic Science and Technology of China, School of Mechatronics Engineering, Chengdu 611731, China)

机构地区：[1]江苏神通阀门股份有限公司,江苏省核电阀门重点实验室,江苏启东226232 [2]电子科技大学机械电子工程学院,四川成都611731

出　　处：《阀门》2016年第6期12-15,共4页VALVE MAGAZINE

摘　　要：介绍了阀门内在不同条件下介质流通能力、流量系数及流动特性的流体动力学(CFD)仿真计算方法,且相对其他试验方法具有的测试快速、运算灵活性及其节省操作成本的特点。提出了运用CFD进行某DN100隔膜阀流量系数仿真计算过程中的关注要点。分析了隔膜阀流量系数仿真计算结果及其计算精度。给出了对工况系统流场细节的可视化研究及阀门结构的优化设计方法。Introduces Computational Fluid Dynamics （CFD） simulation calculation method for flow ca- pacity, flow coefficient and flow characteristics of valves under different conditions, and its characteris- tics of testing fast, operation flexibility and cost - effective when compared with experimental methods; proposes focusing points on using CFD simulation calculation method for diaphragm valve （DN100） ; analyses simulation calculation results and its accuracy for diaphragm valve flow coefficient calculation; gives the visualized study on details of flow field and optimum design method for valve structure.

关 键 词：隔膜阀 流量系数 CFD仿真 

分 类 号：TH134[机械工程—机械制造及自动化]