马头发电厂锅炉化学清洗的改进

Improvement of chemical cleaning of boiler in Matou Power Plant

通过对电站锅炉化学清洗之后二次锈生成原因的分析，提出了减少二次锈的方法在马头发电厂６＃、７＃锅炉的化学清洗过程中，改进了工艺，减少了二次锈的生成。

The reason for forming the second rust after the chemical cleaning of boiler in power station was analysed. Some methods of reducing the second rust were aslo offered. The passivation effect obtained from the chemical cleaning of 6#, 7# boiler in Matou Power Plant was excellent. All these methods have been proved effective.