煤炭加工与综合利用2024,Issue(8) :82-88.DOI:10.16200/j.cnki.11-2627/td.2024.08.020

低温甲醇洗工艺系统设计要点

Critical factors in process and system design of rectisol wash unit

薛皓中
煤炭加工与综合利用2024,Issue(8) :82-88.DOI:10.16200/j.cnki.11-2627/td.2024.08.020

低温甲醇洗工艺系统设计要点

Critical factors in process and system design of rectisol wash unit

薛皓中1
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作者信息

  • 1. 华陆工程科技有限责任公司,陕西 西安 710065
  • 折叠

摘要

分析了低温甲醇洗工艺设计的关键内容,讨论了低温甲醇洗低温塔及甲醇/水系统材质选择、再沸器疏水优化、CO2 解吸塔及H2S浓缩塔的两相流计算,位差设计和布置确定、热再生塔进料换热器管程前增加精密过滤器优化、中压闪蒸区的设计优化,总结了设计要点,以期为相关工程设计提供参考.

Abstract

Based on the author's participation in the design work of the main process and system of low-temperature methanol washing in the past three years,this article analyzes and summarizes three points:material selection of low-temperature methanol washing towers and methanol/water systems,two-phase flow calculation of CO2 desorption towers and H2 S concentration towers,determination of level difference design and layout,and design optimization of medium pressure flash evaporation zone.It is hoped that this will provide reference for the design of similar projects in the future.

关键词

低温甲醇洗/材质选择/凝液疏水/两相流/精密过滤器/中压闪蒸

Key words

low-temperature methanol washing/material selection/two phase flow/medium pressure flash evaporation

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出版年

2024
煤炭加工与综合利用
中国煤炭加工利用协会

煤炭加工与综合利用

影响因子:0.496
ISSN:1005-8397
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