高效宽负荷小焓降叶片技术及其在汽轮机中的工程应用  

High Efficiency and Wide Load and Small Enthalpy Drop Blade Technologyand its Engineering Application in Steam Turbine

作　　者：郭魁俊 王健[1] 李宇峰[1] 管继伟[1] 刘云锋[1] 马义良[1] GUO Kui-jun;WANG Jian;LI Yu-feng;GUAN Ji-wei;LIU Yun-feng;MA Yi-liang(Harbin Turbine Company Limited,Harbin 150046,China)

机构地区：[1]哈尔滨汽轮机厂有限责任公司,哈尔滨150046

出　　处：《汽轮机技术》2022年第3期174-176,共3页Turbine Technology

摘　　要：介绍了哈尔滨汽轮机厂有限责任公司的宽负荷小焓降叶片技术,并列举了其在典型机组中的应用。宽负荷小焓降叶片在开发阶段经过大量数值计算分析和试验验证,综合考虑了气体动力学、强度振动、机械完整性和加工制造装配等诸多因素。将该技术应用于汽轮机组,机组的气动性能得到了显著提升,叶片在各运行工况下均能保持安全稳定运行。This paper introduces the technical characteristics of wide load and small enthalpy drop blade of Harbin Turbine Company.,Ltd.,and lists its application in typical units.In the development stage of wide load and small enthalpy drop blade,after a large number of numerical calculation analysis and experimental verification,many factors such as aerodynamics,strength vibration,mechanical integrity,processing,manufacturing and assembly are comprehensively considered.When the technology is applied to the steam turbine unit,the aerodynamic performance of the unit has been significantly improved,and the blade can maintain safe and stable operation under all operating conditions.

关 键 词：汽轮机 宽负荷 小焓降 叶片 工程应用 

分 类 号：TK263.3[动力工程及工程热物理—动力机械及工程]