双机回热系统现场运行经验  

Operation Experience of Echelon Cycle-Backpressure Extraction Steam Turbine System

作　　者：马飞 MA Fei(Shanghai Electric Power Generation Equipment Co.,Ltd.Turbine Plant,Shanghai 200240,China)

机构地区：[1]上海电气电站设备有限公司汽轮机厂,上海200240

出　　处：《热力透平》2022年第3期219-224,共6页Thermal Turbine

摘　　要：双机回热系统为目前火电领域最前沿技术之一,依托甲湖湾、瑞金项目,上海汽轮机厂在双机回热系统方面积累了工程设计经验和实际运行业绩。瑞金项目的双机回热方案在甲湖湾项目基础上进行了优化升级,配置了小发电机进行功率平衡。对该系统现场运行中出现的小发电机功率超限的问题进行了分析总结,为后续项目提供经验。The Echelon cycle-backpressure extraction steam turbine(EC-BEST)system is one of the most advanced technology in the thermal power field at present.Experience in engineering design and actual operation is accumulated by Shanghai Turbine Plant based on Jiahuwan and Ruijin projects.The EC-BEST system of Ruijin project is optimized and upgraded on the basis of Jiahuwan project,and small generators are configured for power balance.The problem due to the power excess during the operation of the system for small generators is analyzed and summarized,which can provide reference for subsequent projects.

关 键 词：双机回热系统 小发电机功率超限 运行经验 

分 类 号：TK267[动力工程及工程热物理—动力机械及工程]