煤化工行业中VOCs废气排放治理.docx
煤化工行业中VOCs废气排放治理
目录
一、内容概括...............................................3
1.1背景介绍...............................................3
1.2研究意义...............................................3
二、煤化工行业概述.........................................4
2.1煤化工定义及发展历程...................................4
2.2煤化工行业特点.........................................5
2.3煤化工工艺简介.........................................6
三、VOCs废气排放现状分析...................................7
3.1VOCs废气定义与分类.....................................7
3.2煤化工行业VOCs废气产生环节.............................8
3.3现有治理技术概述.......................................9
四、VOCs废气排放治理技术..................................10
4.1物理法................................................10
4.1.1吸收法..............................................11
4.1.2冷凝法..............................................12
4.1.3沉降法..............................................13
4.2化学法................................................14
4.2.1催化燃烧法..........................................15
4.2.2氧化还原法..........................................16
4.2.3酸碱中和法..........................................16
4.3生物法................................................17
4.3.1生物吸收法..........................................17
4.3.2生物降解法..........................................19
4.3.3生物滤床法..........................................19
五、煤化工行业中VOCs废气排放治理策略......................20
5.1治理工艺选择原则......................................21
5.2工艺流程优化设计......................................21
5.3设备选型与配置建议....................................22
5.4运行管理与维护保养....................................23
六、政策法规与标准........................................24
6.1国家层面相关政策法规..................................25
6.2地方性环保政策要求....................................25
6.3行业排放标准与限值....................................27
七、工程案例分析..........................................27
7.1案例一................................................27
7.2案例二................................................28
7.3案例分析与启示...............