新建超超临界二次再热机组锅炉低温EDTA化学清洗
Low-Temperature EDTA Chemical Cleaning of New Ultra-Supercritical Double Reheat Unit Boiler
李卫 1顿小宝 2宦宣州 2王锟 3纪春启 3王建乐 3黄杰3
作者信息
- 1. 西安益通热工技术服务有限责任公司,陕西 西安 710000
- 2. 西安热工研究院有限公司,陕西 西安 710000
- 3. 中国华能集团有限公司,北京 100031
- 折叠
摘要
采用低温EDTA法对新建超超临界二次再热机组锅炉进行化学清洗,简要介绍了清洗范围及工艺流程,详细描述了小型试验及酸洗过程的要点,列举了监视指标及化验数据,给出了质量检查及效果评定,结果表明,该方法具有工艺简单、清洗效果好、废液量少等优点.
Abstract
The low-temperature EDTA method is used for chemical cleaning of the boiler of the new ultra-supercritical double reheater unit boiler.The cleaning scope and process flow are briefly introduced,the key points of the small-scale test and acid cleaning process are described in detail,the monitoring indicators and laboratory data are listed,and the quality inspection and effect evaluation are given.The results show that this method has the advantages of simple process,good cleaning effect,and less waste liquid.
关键词
低温EDTA/化学清洗/超超临界/小型试验/MVR蒸发器Key words
low-temperature EDTA method/chemical cleaning/ultra-supercritical/small-scale test/MVR引用本文复制引用
出版年
2024
NETL
NSTL
万方数据