燃气电厂300MW机组凝结水溶氧超标原因分析

Analysis of Excessive Dissolved Oxygen in Condensate Water of 300MW Unit in Gas-fired Power Plant

凝结水溶氧长期超标运行,对发电机组热力设备运行的安全性和经济性有较大影响,文章结合燃气电厂300MW机组凝结水系统的运行方式以及设备特点研究分析超标的原因,阐述了凝结水溶氧超标的主要原因,并对此提出了一些行之有效的改进措施。

Exceeding of the dissolved oxygen in condensate water has great influence on the safety and economy of thermal equipment operation. This article analysis the reason via an exploration of the operation mode of the condensing water system of 300MW unit in gas power plant and the characteristics of the equipment. The main cause of excessive oxygen concentration in condensate is described, and some effective measures are put forward.