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VOCS waste gas treatment equipment and process flow?

2020-03-17
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VOCs treatment has become the focus of air pollution control in China. In order to complete the VOCs treatment and emission reduction work and achieve the standard emission, many VOCs related enterprises have adopted various VOCs Pollution Prevention and control facilities, such as RTO, RCO, etc. VOCs waste gas treatment equipment is a device for VOCs treatment and emission. To achieve this effect, we must first maintain the normal operation of the facilities.

Hydrocarbon, alcohol, aldehyde, acid, ketone, amine, butadiene, dichloromethane and other organic waste gases are generally produced in chemical production. It is very important to deal with the waste gas reasonably because of many production processes, many kinds of raw materials, large amount of solvent and high concentration. Several basic elements of the treatment scheme are selected: the treatment scheme is selected according to the waste gas composition (whether it contains moisture, solid matter, oil matter, and the treatment difficulty), concentration (high, low), and emission form (continuous or intermittent emission).

VOCs waste gas treatment equipment

The following conditions are suitable for the selection of high temperature ion incineration treatment scheme:

High organic content, complex composition, inflammable and explosive (butadiene, etc.), more difficult to decompose substances such as carbon disulfide, containing particles, oil like substances, continuous large-dose industrial waste gas.

Such as gravure printing, plastic printing, painting, chemical synthesis, petrochemical, flavor, spice and other industries.

In the following cases, the cyclone dedusting device needs to be added:

Industrial waste gas containing particulate matter, such as waste gas from coating industry.

Additional condensers are required in the following cases:

The exhaust gas temperature is over 70 ℃ and contains a lot of water, so a condenser is needed.

Gas and liquid (oil) separation devices shall be added in the following cases:

1. Industrial waste gas containing oil, such as tail gas from waste incineration plant.

2. It contains a lot of water.

Explosion proof flame arrester (natural gas explosion-proof flame arrester), explosion-proof well and bursting disc are required in the following cases

The waste gas contains flammable and explosive components, all explosion-proof requirements of the workplace.