东方超超临界二次再热660 MW汽轮机超高压主汽阀、调节阀气动性能研究  

Study on Aerodynamic Performance of Ultra-high Pressure Main Steam Valve and Control Valve for 660 MW Doublereheat Cycle Ultra-supercritical Steam Turbine

作　　者：钟主海[1] 张鹏飞[1] 邓国梁[1] 钟刚云[1] Zhong Zhuhai;Zhang Pengfei;Deng Guoliang;Zhong Gangyun(Dongfang Turbine Co.,Ltd.,Deyang Sichuan,618000)

机构地区：[1]东方汽轮机有限公司,四川德阳618000

出　　处：《东方汽轮机》2018年第3期28-33,共6页Dongfang Turbine

摘　　要：主汽阀和调节阀的气动性能影响汽轮机组的经济性。文章采用CFD数值分析软件对东方超超临界高参数二次再热汽轮机超高压主汽阀、调节阀的气动性能进行了分析,结果表明,通过优化设计,可改善主汽阀、调节阀的气动性能,确保了新开发的超超临界二次再热660 MW汽轮机组的经济性与可靠性。Aerodynamic performance of main steam vane and control valve influenced efficiency of the steam turbine. In this paper, the aerodynamic performance of the supercritical high parameter double-reheat steam turbine＇s superhigh pressure main steam valve and regulating valves analyzed by CFD software. The results showed that aerodynamic performance of the main steam valve and the control valve can be improved by optimizing the design, and the economy and reliability of the newly developed ultra-supercritical double-reheat 660 MW steam turbire unit can be ensured.

关 键 词：超超临界 二次再热 主汽阀 调节阀 

分 类 号：TK264[动力工程及工程热物理—动力机械及工程]