基于机组自起停技术的电厂辅助蒸汽系统控制功能组设计与应用  

DESIGN AND APPLICATION OF CONTROL FUNCTION GROUP FOR AUXILIARY STEAM SYSTEMS IN POWER PLANT BASED ON TECHNOLOGY OF AUTOMATIC START-UP AND SHUTDOWN OF UNITS

作　　者：史玲玲[1] 李锋[1] 潘凤萍[1] 

机构地区：[1]广东电网公司电力科学研究院,广东广州510800

出　　处：《热力发电》2011年第6期57-60,74,共5页Thermal Power Generation

摘　　要：基于机组自起停技术,在分析了华能海门电厂辅助蒸汽系统控制功能要求的基础上,根据相关安全运行判据设计了辅助蒸汽系统控制功能组及其相关接口。辅助蒸汽系统控制功能组对其相关设备的操作顺序、相互关系、关联条件、异常情况时的程序返回和手动干预等情况进行了准确地划分。应用表明,基于机组自起停技术的电厂辅助蒸汽系统控制功能组的设计符合要求,具有较好的安全性、稳定性、简便性,控制效果良好。Based on technology of automatic start-up and shutdown,on the basis of analysing control function requirements of auxiliary steam systems in Huaneng Haimen Power Plant,the control function groups for auxiliary steam systems and their related interfaces have been designed according to corresponding safe operation criteria.The said function groups have accurately divided the operation procedures of related equipments,their mutual relationship and related conditions,the procedure return during abnormal situation,as well as the manual intervention etc..The application shows that the above mentioned function group design tallies well with the requirements,boasting better safety,stability,simplicity,and convenience,having good control effect.

关 键 词：汽轮机 辅助蒸汽系统 机组自起停 顺序控制 功能组 闭环控制系统接口 

分 类 号：TK323[动力工程及工程热物理—热能工程]