复合清洗技术在1000万t/a常减压装置停工中的应用

Chemical cleaning solvent in the 10 million t /a refinery unit shutdown

热交换器在线清洗技术是一门包含了化学、物理、机械等多学科的新技术,达到为企业延长生产周期以及提高生产效益服务的目的。本文主要介绍了RFC-2型化学清洗剂在中石化天津分公司1 000万t/a常减压装置停工过程中化学清洗处理过程的应用,并对清洗技术在大型装置应用进行了总结。实践表明,该清洗剂安全环保,清洗效果好,值得推广。

The on - line cleaning of heat exchanger is a new technology which contains the chemical, physical, mechanical and other disciplines. This new technology can be applied to extend enterprise production cycle and improve production efficiency. The application of RFC - 2 chemical cleaning sol- vent in the 10 million t/a often pressure - relief devices to cease was introduced in the pa- per. Technology of chemical on the device for cleaning process for cleaning technology and in large plant application advantages and shortcomings were summarized. At present, chemical cleaning tech- nology has been widely used in petroleum, chemical industry, machinery industry, etc.