适于汽轮机阀门流量特性整定的算法及其应用  

The Algorithm for Steam Turbine Valve Flow Characteristics Modification and Its Application

作　　者：张杰 仵华南 许聪 ZHANG Jie;WU Hua-nan;XU Cong(State Grid Shandong Electric Power Research Institute,Jinan 250003,China;Shandong Zhongshi Yitong Group Company Limited,Jinan 250003,China;Shandong Luneng Software Technology Company Limited,Jinan 250002,China)

机构地区：[1]国网山东省电力公司电力科学研究院,济南250003 [2]山东中实易通集团有限公司,济南250003 [3]山东鲁能软件技术有限公司,济南250002

出　　处：《汽轮机技术》2019年第4期257-259,262,共4页Turbine Technology

摘　　要：结合汽轮机阀门流量特性整定经验总结,提出一种适于汽轮机阀门流量特性整定的算法。阐述整定算法的模型结构、控制环节函数表达式和整定实施方法相关理论,并通过具体应用实例,给出此算法在提高机组一次调频和协调控制品质方面有益效果。Based on experience conclusions of steam turbine valve flow characteristics modification,the good modification algorithm was put forward.This article introduced related algorithm theories including the algorithm model structure,function expressions of control links and methods of the modification implementation.By the concrete application example of the modification algorithm given,some beneficial effects on improving primary frequency control and coordination control of unit set were illustrated.

关 键 词：阀门流量特性 整定 模型算法 曲线拟合 

分 类 号：TK325[动力工程及工程热物理—热能工程]