b2科目四模拟试题多少题驾考考爆了怎么补救
b2科目四模拟试题多少题 驾考考爆了怎么补救

吸收塔工作原理 枣庄催化燃烧反应器 枣庄voc催化燃烧装置 价格(4)

电脑杂谈  发布时间:2018-02-09 02:35:03  来源:网络整理

Injection waste gas composition

Injection molding and drying waste gas exhaust components: benzene, toluene and xylene, hexane, heptane, methyl ethyl ketone, ethyl acetate, carbon tetrachloride, mainly three benzene, volatile organic compounds (VOCs) treatment.

Analysis of injection gas features: exhaust emissions also is produced when spraying spraying paint, main composition of these gases is benzene toluene and xylene and some dust particles, spraying waste gas also contains most of the ethyl acetate and butanone, isopropyl alcohol and ether compounds.

Exhaust gas components are sprayed with complicated characteristics, toxicity, and easy to control the combustion explosion, when need to use high pressure air spray will exhaust gas to the high-pressure spray tower was pretreated, and then enter the low temperature plasma equipment damage organic gas molecular structure of small molecules, finally emptying and then into the washing tower water damage.

Characteristics of plastic waste gas:

1. plastic waste gas composition and content is complex, single targeted treatment can hardly be dealt with;

(1) the composition of natural or synthetic resins is complex

(2) there are many kinds of additives

(3) the main components of exhaust gas in different process are different

(4) different production processes have different exhaust gas content

2. most of the exhaust gas is organic compounds, the traditional way is difficult to cure or easy to two pollution;

3. waste gas containing toxic substances, there are obvious odor;


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