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火电机组汽轮机冷端系统优化改造技术分析

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火力发电一直以来占据我国总用电量的大部分,在保障居民用电安全方面发挥着不可替代的作用.汽轮机冷端系统是火电机组中的重要构成部分,其运行性能会对火电机组的发电效率产生决定性影响.本文主要分析了循环水泵优化改造技术,从状态监测与故障诊断、清洗技术、管束优化技术等三个层面研究凝汽器的优化改造技术,分析冷却塔优化改造技术,包括增加设置导风装置,对风水匹配情况进行优化等,最后从冷却装置和蒸汽喷射器装置改造两个层面分析了抽真空系统的优化改造技术.
Technical Analysis of the Optimization and Renovation of the Cold End System of Thermal Power Plant Steam Turbines
Thermal power generation has always accounted for a large portion of China's total electricity consumption,playing an irreplaceable role in ensuring the safety of residential electricity use.The cold-end system of steam turbines is an essential component of thermal power units,and its operational performance has a decisive impact on the power generation efficiency of thermal power units.This article mainly analyzes the optimization and renovation technology of circulating water pumps,investigates the optimization and renovation technology of condensers from three aspects:condition monitoring and fault diagnosis,cleaning technology,and tube bundle optimization technology,analyzes the optimization and renovation technology of cooling towers,including adding wind deflectors and optimizing wind-water matching,and finally analyzes the optimization and renovation technology of vacuum pumping systems from two aspects:cooling devices and steam ejector devices.

thermal power unitscold-end of steam turbinessystem optimizationtechnological renovation

周士博、庞凯元、张宝琴

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兰州陇能电力科技有限公司,甘肃兰州 730000

火电机组 汽轮机冷端 系统优化 技术改造

2024

仪器仪表用户
天津仪表集团有限公司,中国仪器仪表学会节能技术应用分会

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影响因子:0.255
ISSN:1671-1041
年,卷(期):2024.31(5)