乙烯装置甲烷制冷冷箱冻堵原因分析及处理措施

乙烯工业 ›› 2023, Vol. 35 ›› Issue (3): 44-48.

乙烯装置甲烷制冷冷箱冻堵原因分析及处理措施

李磊，罗灵力，余德江，孙中良，向云

中国石油天然气股份有限公司独山子石化分公司，新疆独山子 833699

收稿日期:2022-09-27 修回日期:2023-04-13 出版日期:2023-09-25 发布日期:2023-09-27
作者简介:李磊，男，2012年毕业于四川大学化学工程与工艺专业，工学学士，现从事化工安全生产管理工作，现任独山子石化公司乙烯二部副主任工程师，工程师。

Cause Analysis and Treatment of Freezing and Blocking of Methane Refrigeration Cold Box in Ethylene Plant

Li Lei, Luo Lingli, Yu Dejiang, Sun Zhongliang, Xiang Yun

PetroChina Dushanzi Petrochemical Company, Dushanzi, Xinjiang, P.C.833699

Received:2022-09-27 Revised:2023-04-13 Online:2023-09-25 Published:2023-09-27

摘要/Abstract

摘要： 针对中国石油独山子石化分公司220 kt/a乙烯装置甲烷制冷压缩机出口高压甲烷线冷箱系统堵塞的问题进行了原因分析，制定冲洗方案，并对冲洗后的系统置换及清洗过程的质量管控等进行总结。方案实施后解决了冷箱堵塞的问题。

关键词: 甲烷制冷, 冷箱堵塞, 冲洗方案

Abstract:

In this paper, the causes of the blockage of high pressure methane line cold box system at the outlet of methane refrigeration compressor in the 220 kt/a ethylene plant of PetroChina Dushanzi Petrochemical Company are analyzed, a flushing scheme is developed, and the quality control during system replacement and cleaning after the flushing is summarized. This flushing scheme solved the problem of cold box blocking.

Key words: , methane refrigeration, cold box blocking, flushing scheme

李磊, 罗灵力, 余德江, 孙中良, 向云. 乙烯装置甲烷制冷冷箱冻堵原因分析及处理措施[J]. 乙烯工业, 2023, 35(3): 44-48.

Li Lei, Luo Lingli, Yu Dejiang, Sun Zhongliang, Xiang Yun. Cause Analysis and Treatment of Freezing and Blocking of Methane Refrigeration Cold Box in Ethylene Plant[J]. Ethylene Industry, 2023, 35(3): 44-48.