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Exhaust gas treatment equipment for spray painting industry

NegotiableUpdate on 05/01
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Overview
The workflow of waste gas treatment equipment in the spray painting industry: After being treated by liquid absorption units, defogging layers, packing layers, paint mist filters, activated carbon adsorption towers, etc., the spray painting waste gas can effectively remove particulate matter such as paint mist and gaseous pollutants such as SO2, NOX, CO, CH, etc., and the technology is reliable. The core of this technology is the activated carbon adsorption device. The exhaust gas enters the washing tower through the collection system for washing, removing dust and some organic waste gas from the paint exhaust gas. It then enters the paint filter to remove paint mist, and is purified by the activated carbon adsorption tower. The purified gas is discharged into the atmosphere by the fan.
Product Details

Classification of Painting Industry and Composition of Waste Gas

The main pollutants are paint mist and volatile organic waste gas.

a. Paint mist: The atomized dust particles generated by liquid paint under the action of air pressure, which are viscous and easily adhere to people or objects in contact, and are also potential carcinogens, polluting the entire atmospheric environment.

b. Volatile organic waste gas: Organic solvents, mainly triphenyl (benzene, toluene, xylene), are used to dilute paint to achieve a smooth and beautiful surface of the object. However, organic solvents are highly volatile and cannot adhere to the surface of the object for a long time with the paint. They will be released during the painting and drying processes, resulting in the generation of organic waste gas. Their characteristics are colorless and highly irritating.

Exhaust gas treatment equipment for spray painting industryWorkflow:

After being treated by liquid absorption units, defogging layers, packing layers, paint mist filters, activated carbon adsorption towers, etc., the spray paint exhaust gas can effectively remove particulate matter such as paint mist and gaseous pollutants such as SO2, NOX, CO, CH, etc. The technology is reliable and efficient. The core of this technology is the activated carbon adsorption device. The exhaust gas enters the washing tower through the collection system for washing, removing dust and some organic waste gas from the paint exhaust gas. It then enters the paint filter to remove paint mist, and is purified by the activated carbon adsorption tower. The purified gas is discharged into the atmosphere by the fan.

Exhaust gas treatment equipment for spray painting industryThere are four main reasons why regular cleaning is necessary for the use of:
1. Due to the decrease in temperature and high humidity inside the pipelines of exhaust gas treatment equipment, water vapor condensation can easily cause dust to adhere. Affects the operation and aging of equipment functions.
2. Due to air leakage or increased resistance of certain components, the wind speed of certain exhaust gas treatment equipment pipe sections decreases.
3. Because the dust concentration in the air inhaled by the exhaust hood of the exhaust gas treatment equipment is too high, the exhaust gas treatment equipment needs to be cleaned regularly.
4. The horizontal pipe section of the exhaust gas treatment equipment system is too long, or the curvature radius of the bent pipe is too small. If not cleaned regularly, it will affect the treatment of exhaust gas.
In addition to regularly cleaning the spray painting exhaust gas treatment equipment, it is also necessary to strengthen the maintenance of the exhaust gas treatment equipment and enhance the daily maintenance of the exhaust gas treatment equipment. Maintenance personnel should conduct a comprehensive inspection of all exhaust gas treatment equipment and facilities once a month, and determine the content, time, requirements, and methods of maintenance based on the actual situation. The main task of daily maintenance is to eliminate equipment, pipelines, and exhaust hoods; Clean up air leaks at holes, observation holes, etc., adjust the system's liquid supply, air volume, and air pressure, and eliminate any potential hazards that may cause malfunctions.