Two controlled circulation boilers were installed in Dagang Power Plant technique updating engineering. Chemical cleaning was achieved before start of the boiler unit.

大港发电厂技改工程安装两台强制循环汽包锅炉，机组启动前进行了化学清洗。

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In order to provide adequate flushing time for oil circulation system, it is discussed how to cut down the installation time of oil pipeline arrangement for a better chemical cleaning method.

为了给油循环有足够的循环冲洗时间，针对缩短油管道配制安装时间的要求，探讨并介绍了一种更好的酸洗方法。

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