[1]叶春松,操 容,高 燎,等.烟气脱硝逃逸氨的迁移转化及其对脱硫废水处理的影响[J].热力发电,2018,(10):73-77.[doi:10.19666/j.rlfd.201807126]
 YE Chunsong,CAO Rong,GAO Liao,et al.Migration and conversion of ammonia escaped from flue gas denitrator and its effect on treatment of desulfurization wastewater[J].Thermal Power Generation,2018,(10):73-77.[doi:10.19666/j.rlfd.201807126]
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烟气脱硝逃逸氨的迁移转化及其对脱硫废水处理的影响()
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《热力发电》[ISSN:1000-9035/CN:22-1262/O4]

卷:
期数:
2018年10期
页码:
73-77
栏目:
热能科学研究
出版日期:
2018-09-28

文章信息/Info

Title:
Migration and conversion of ammonia escaped from flue gas denitrator and its effect on treatment of desulfurization wastewater
作者:
叶春松1操 容1高 燎2王正林3郑 伟2
1.武汉大学动力与机械学院,湖北 武汉 430000; 2.成都锐思环保技术股份有限公司,四川 成都 610000; 3.湖北能源集团鄂州发电有限公司,湖北 鄂州 436000
Author(s):
YE Chunsong1 CAO Rong1 GAO Liao2 WANG Zhenglin3 ZHENG Wei2
1. School of Power and Mechanical Engineering, Wuhan University, Wuhan 430000, China; 2. Chengdu Raise Environmental Technology Co., Ltd., Chengdu 610000, China; 3. Hubei Energy Group Ezhou Power Generation Co., Ltd., Ezhou 436000, China
关键词:
烟气脱硝氨逃逸脱硫废水溶解平衡物料平衡铵离子迁移途径
分类号:
X773
DOI:
10.19666/j.rlfd.201807126
文献标志码:
A
摘要:
介绍了火力发电厂烟气脱硝逃逸氨在烟气净化流程中的迁移途径,分析了逃逸氨在石灰石湿法脱硫系统中的溶解平衡和物料平衡关系,以及化学沉淀工艺、脱硫废水零排放工艺、脱硫废水高温烟气蒸发工艺3种脱硫废水处理工艺中铵离子的变化及其迁移的可能途径。结果表明:脱硝反应器中的氨逃逸难以避免;逃逸氨在脱硫塔内被吸收转化为铵离子,是脱硫废水氨氮的主要来源之一;氨氮含量高的脱硫废水,采用加碱提高pH值的软化处理和高温烟气蒸发结晶工艺进行零排放处理时应充分考虑氨的挥发问题。

参考文献/References:

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(责任编辑 杨嘉蕾)

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备注/Memo

备注/Memo:
叶春松(1961—),男,博士,教授,主要研究方向为水化学与水处理技术集成和特殊污废水再生回用技术,yechunsong@126.com。
更新日期/Last Update: 2018-09-29