What are the purification methods for air separation units?

The purification process for air separation units is a comprehensive and systematic undertaking, designed to ensure stable equipment operation and the production of high-quality products. Specifically, we implement the following key measures:

First, we employ precision filtration technologies to effectively remove particulate matter and impurities from the air.

 

Second, we utilize drying and adsorption methods-such as moisture absorption via desiccants and the removal of harmful substances via adsorbents-to reduce humidity and eliminate noxious gases.

 

Furthermore, we implement low-temperature condensation and catalytic conversion processes to condense certain impurities and transform them into harmless substances; concurrently, we integrate advanced technologies-such as electrostatic dust removal and membrane separation-to further enhance purification efficacy.

 

Additionally, we utilize activated alumina and molecular sieves for deep adsorption, alongside periodic chemical cleaning and sterilization, to ensure the equipment's interior remains clean and aseptic.

 

Finally, through measures such as fine filtration, adsorbent regeneration, and the periodic replacement of filter elements, we continuously optimize the purification workflow and extend the service life of the equipment. These measures are flexibly combined and applied based on the specific requirements and operating conditions of the equipment to achieve optimal purification results.