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煤化工行业中VOCs废气排放治理.docx

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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...............

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