煤制合成氨半废锅流程与激冷流程干煤粉气化技术的对比分析  

Comparative analysis of radiant syngas cooler process and quenching process of coal to synthetic ammonia dry pulverized coal gasification technology

作　　者：唐岩超 张雷 张洛锋 林科斌 Tang Yanchao;Zhang Lei;Zhang Luofeng;Lin Kebin(Zhejiang Baling Hengyi Caprolactam Co.,Ltd.,Hangzhou Zhejiang 310000,China)

机构地区：[1]浙江巴陵恒逸己内酰胺有限责任公司,浙江杭州310000

出　　处：《煤化工》2024年第5期41-44,65,共5页Coal Chemical Industry

摘　　要：煤制合成氨的气化技术中存在不同工艺流程、技术路线的多种选择。以浙江巴陵恒逸己内酰胺有限责任公司制氢提标及副产氨技改项目的实际运行数据为依据,对比分析了相同压力下半废锅流程和激冷流程粉煤气化技术的能量利用情况和有效热效率。结果表明:同等规模的气化装置,半废锅流程较激冷流程节能9.64%,有效热效率由激冷流程的91.89%提高至96.08%,为合成氨行业节能降碳、改造升级提供了新的技术选择。There were multiple options for different process flows and technical routes in the gasification technology of coal to synthetic ammonia.Based on the actual operating data of the hydrogen production upgrading and by-product ammonia project of Zhejiang Baling Hengyi Caprolactam Co.,Ltd.,the energy utilization and effective thermal efficiency of radiant syngas cooler process pulverized coal gasification technology and quenching process pulverized coal gasification technology under the same pressure were compared and analyzed.The results showed that for gasification units of the same scale,the radiant syngas cooler process saved 9.64%energy compared with the quenching process,and the effective thermal efficiency increased from 91.89%of the quenching process to 96.08%,providing a new technological choice for the energy conservation,carbon reduction and upgrading in the synthetic ammonia industry.

关 键 词：煤制合成氨 粉煤气化 半废锅流程 激冷流程 余热利用 

分 类 号：TQ546[化学工程—煤化学工程]