In the industrial field, nitrogen is a very important gas, which is widely used in various industries such as chemical, food, pharmaceutical, and energy. The pressure swing adsorption (PSA) nitrogen production device is an efficient, environmentally friendly and energy-saving nitrogen production equipment, and its process flow is quite distinctive. Today, Hengyetong will analyze the process flow of PSA nitrogen generator in detail to see how it realizes the conversion from air to nitrogen.
1. Air compression and purification.
First of all, the PSA nitrogen generator will compress the air to the appropriate pressure range through the air compressor, which is generally 05-1.0 mpaćThe compressed air passes through a set of air filters to remove dust, moisture and harmful impurities, ensuring that the air entering the unit is pure.
Detailed explanation of the process flow of PSA nitrogen generator: conversion from air to nitrogen.
2. Adsorption tower separation.
The compressed and purified air enters the adsorption tower, which is the heart of the PSA nitrogen generator. In the adsorption column, nitrogen and oxygen in the air are separated by differences in molecular weight. The adsorption column is loaded with adsorbents, such as activated carbon or zeolite, which have high selectivity and high adsorption capacity. When the compressed air passes through the adsorption tower, the nitrogen molecules are adsorbed by the adsorbent, and the oxygen molecules pass through the adsorption tower, realizing the separation of nitrogen and oxygen.
3. Nitrogen purification.
The nitrogen from the adsorption tower** will contain some residual oxygen and other impurities, which needs to be purified. Generally, catalysts or heating methods are used to convert the residual oxygen into nitrogen, and at the same time remove other impurities, so that the purity of nitrogen reaches about 99%.
Detailed explanation of the process flow of PSA nitrogen generator: conversion from air to nitrogen.
4. Nitrogen storage and use.
The purified nitrogen can be transported through pipelines to various places of use, such as chemical production plants, food processing plants, pharmaceutical manufacturing plants, etc. In the process of use, nitrogen can be used as a shielding gas, sealing gas, conveying gas, etc., to provide necessary conditions for industrial production.
The PSA nitrogen generator realizes the conversion from air to nitrogen through pressure swing adsorption technology, and its process includes four main steps: air compression and purification, adsorption tower separation, nitrogen purification, nitrogen storage and use. This kind of nitrogen production device has the advantages of high efficiency, environmental protection, energy saving, etc., and is widely used in various industries. Through the detailed analysis of the PSA nitrogen generator, we can better understand its working principle and process flow, and provide perfect nitrogen services for industrial production.