1050MW超超临界机组高压加热器端差及回热系统优化浅议  

Discussion about the Optimization of High Pressure Heater End Difference and Regenerative System for 1050MW Ultra Supercritical Units

作　　者：芦金文 LU Jinwen(Chongqing Wanzhou Harbor Power Limited Liability Company,Shenhua Shendong Power,Wanzhou,Chongqing,404027)

机构地区：[1]神华神东电力重庆万州港电有限责任公司,重庆万州404027

出　　处：《神华科技》2018年第3期46-50,共5页Shenhua Science and Technology

摘　　要：以某1050MW超超临界燃煤机组THA工况热平衡图为基础,结合现行《高压加热器技术条件》相关规定,对高压加热器端差优化、前置蒸汽冷却器设置方案、回热系统设计优化,进行了分析讨论,并采用等效焓降法,对高压加热器端差优化、前置蒸汽冷却器设置方案,进行了绝对内效率分析。Based on the heat balance diagram of THA conditions for a 1050MW Ultra Supercritical coalfired power units and considering the regulations of the Technical Requirements for HP Heaters currently in effect,the optimization of TTD of HP heaters,the configuration of external steam cooler and the optimiza-tion of regenerative system is analyzed,and the absolute internal efficiency of which is then studied by means of equivalent enthalpy drop methodology.

关 键 词：1050MW超超临界机组 高压加热器端差 前置蒸汽冷却器 回热系统 

分 类 号：TM31[电气工程—电机]