600MW超临界W形火焰锅炉机组给水控制策略分析

Analysis on feed water control strategy of 600 MW supercritical W-Shape flame boiler unit

分析了华电四川珙县发电有限公司600MW超临界W形火焰燃煤发电机组的特点,介绍了超临界机组的对象特性、控制难点及给水调节系统的任务、结构和控制策略,在原设计调节系统的基础上进行了改进和优化,实际应用效果良好。

The features of the 600 MW supercritical W-shape flame coal-fired power unit of Huadian Sichuan Gongxian Power Generation Company Limited were analyzed.The object properties and control difficult points of the supercritical unit were introduced;the tasks,the structure and the control strategy of the water feeding adjustment system were described.Based the original design,the adjustment system was improved and optimized;and favorable effects were obtained in practical application.