CN

刘永卓

Education Level:博士研究生

Degree:工学博士

Discipline:Chemical Engineering

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煤转化过程中汞的排放与控制研究进展

Release time:2021-03-15 Hits:

Key Words:汞;燃煤;化学链;排放;控制

Abstract:汞对人类和环境的危害巨大,而煤中汞的排放是人为汞排放的主要污染源,引起国际国内的广泛重视。基于煤中汞的赋存形态和分布,本文对煤燃烧、煤气化以及煤化学链燃烧/气化过程中的汞的排放进行了综述,对比了传统煤燃烧过程的燃烧前脱汞、燃烧中脱汞、燃烧后脱汞。作为新型的煤转化方式,煤化学链燃烧/气化具有能效高、污染物协同脱除等优势,对煤化学链转化过程中S、N、Hg等污染物的协同脱除以及基于化学链技术的汞脱除方法需要进一步研究。

Volume:v.48;No.361

Issue:15

Translation or Not:no

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