660MW超超临界汽轮机组通流改造后阀点滑压运行优化调整  

Optimal Adjustment of Valve Point Sliding Pressure Operation of 660MW Ultra-supercritical Steam Turbine Unit after Retrofit of the Flow Section

作　　者：权星军 万忠海 陈显辉[4] 熊辉 石晓玲 周帆 夏立国 QUAN Xing-jun;WAN Zhong-hai;CHEN Xian-hui;XIONG Hui;SHI Xiao-ling;ZHOU Fan;XIA Li-guo(SPIC Jiangxi Electric Power Co.,Ltd.,Jingdezhen Power Plant,Jingdezhen 333036,China;Nanchang Kechen Electric Power Test Research Co.,Ltd.,Nanchang 330096,China;State Grid Jiangxi Electric Power Company Electric Power Research Institute,Nanchang 330096,China;DONGFANG Turbine Co.,Ltd.,Deyang 618000,China;Nanjing Innavit Automation Technology Co.,Ltd.,Nanjing 210000,China)

机构地区：[1]国家电投集团江西电力有限公司景德镇发电厂,景德镇333036 [2]南昌科晨电力试验研究有限公司,南昌330096 [3]国网江西省电力有限公司电力科学研究院,南昌330096 [4]东方汽轮机有限公司,德阳618000 [5]南京英纳维特自动化科技有限公司,南京210000

出　　处：《汽轮机技术》2022年第5期377-380,326,共5页Turbine Technology

摘　　要：在总结某660MW超超临界汽轮机组改造成效的同时,梳理了该机组改造后存在的主要问题。通过有针对性地优化阀点滑压运行条件,进一步巩固并提升了通流改造后部分负荷下的节能效果,可为同类型机组的后序改造方案和运行优化提供参考。While summarizing the results of the retrofit of 660MW ultra-supercritical steam turbine unit,the main problems existing after the retrofit were sorted out.By optimizing the valve point sliding pressure operation implementation conditions in a targeted manner,the energy-saving effect under partial load after the flow through retrofit was further consolidated and improved,which can provide a reference for the subsequent retrofit plan and operation mode optimization of the same type of units.

关 键 词：汽轮机 通流改造 调阀 阀点 滑压运行 

分 类 号：TK267[动力工程及工程热物理—动力机械及工程]