Application of Air Compressor in Chemical Plant

Air compressors (air compressors) play a vital role in the chemical industry, and their applications are wide and diverse. The following is a detailed analysis of the specific role of air compressors in chemical plants from four aspects: application scenarios, common types, technical requirements and actual cases:

1. Application Scenarios

1. aeration and stirring
   • in the reactor, mixing tank and other equipment, the air compressor provides compressed air to promote material mixing and reaction.
2. gas separation and purification
   • in the gas separation process (such as nitrogen and oxygen separation), the air compressor provides a power source for the membrane structure or adsorption tower.
3. Cleaning and conveying
   • used for equipment cleaning (such as pipeline purging) and material conveying (such as pneumatic conveying powder or liquid).
4. combustion and reaction
   • an oxidant is provided for a combustion process (e. g., a furnace) or a chemical reaction (e. g., an oxidation reaction).
5. Low temperature freezing and drying
   • during the freeze drying process, an air compressor provides compressed air to maintain a low temperature environment.

2. common air compressor type

3. Technical Requirements

1. pressure and flow: According to the process requirements, such as the reactor needs high-pressure gas, and the conveying system needs a large flow.
2. stability and reliability: Ensure the stable operation of the air compressor and reduce the impact of failure and shutdown on production.
3. Explosion-proof grade in flammable and explosive environment (such as hydrocarbon gas treatment), explosion-proof air compressor shall be selected.
4. oil-free lubrication: Avoid oil pollution products, such as pharmaceutical manufacturing need to use oil-free lubrication air compressor.
5. intelligent control: Equipped with advanced control system to realize automatic start and stop, load adjustment and fault diagnosis.

4. Summary

air compressors are widely used in chemical plants, from aeration and stirring to gas separation, from cleaning and transportation to combustion reaction, which need to provide stable and efficient compressed air. When selecting an air compressor, it is necessary to comprehensively consider the process requirements, technical requirements and actual cases to ensure the stability and reliability of the equipment.