customized VPSA Oxygen Generator Efficiently Separates And Produces Oxygen Ensuring Continuous Stability

VPSA Oxygen Generator Efficiently Separates And Produces Oxygen , Ensuring Continuous Stability

Working Principle Description:

The working principle of a VPSA (Vacuum Pressure Swing Adsorption) oxygen generator, which enables efficient oxygen production, is as follows:

1. Adsorption Stage: VPSA oxygen generators utilize the selective adsorption properties of an adsorbent to separate oxygen and nitrogen molecules. In the adsorption stage, compressed air, after undergoing pre-treatment, enters the adsorber. Inside the adsorber, the adsorbent (typically a specialized molecular sieve) adsorbs nitrogen molecules while allowing oxygen molecules to pass through the adsorbent bed. As a result, oxygen is enriched within the adsorbent bed, while nitrogen is retained on the surface of the adsorbent.
2. Desorption Stage: When the adsorbent in the adsorber reaches saturation, a desorption process is carried out to release the adsorbed nitrogen and regenerate the adsorbent. In the desorption stage, the pressure in the adsorber is reduced, typically achieved through depressurization or purging. Lowering the pressure reduces the adsorption capacity of the adsorbent for nitrogen, causing it to desorb and be released as waste gas.
3. Purging and Regeneration Stage: To completely remove the remaining nitrogen from the surface of the adsorbent, additional steps of purging and regeneration are typically employed. In the purging stage, a certain amount of purified gas (such as oxygen or air) is introduced into the adsorber to flush out the residual nitrogen. In the regeneration stage, further depressurization or heating of the adsorber is carried out to completely release the remaining nitrogen from the adsorbent and restore its adsorption capacity for the next cycle.
4. Cycling Operation: VPSA oxygen generators achieve continuous oxygen production through cycling operation. Multiple adsorber units are commonly used to alternate their operation, ensuring a continuous oxygen supply. While one adsorber unit is in the adsorption stage, the others are in the desorption, purging, or regeneration stages. This alternating operation mode enables efficient oxygen production and maximizes the utilization of the adsorbent's capacity.

By employing the aforementioned working principle, VPSA oxygen generators efficiently separate oxygen and nitrogen from air, providing the required purity of oxygen supply. Its cycling operation and adsorbent regeneration enable it to be an economical and sustainable solution for oxygen production.

Product Advantages:

Adsorption Efficiency: VPSA oxygen generators utilize highly efficient adsorbents with superior adsorption properties. They effectively adsorb impurities from gas mixtures, purifying oxygen. This high adsorption efficiency significantly improves oxygen yield and purity.

Quick Start and Stop: VPSA oxygen generators have the capability to start and stop quickly. They can rapidly reach a stable oxygen production state, reducing waiting time. This allows for flexible start-up and shutdown of the oxygen production process, enhancing production efficiency.

Continuous Oxygen Supply: VPSA oxygen generators ensure continuous oxygen supply without interruption. They employ a cyclic adsorption-desorption-regeneration process to achieve a consistent and stable oxygen production. This continuous oxygen supply feature ensures reliable oxygen delivery to meet continuous demand.

Adjustable Oxygen Output: VPSA oxygen generators offer flexibility in adjusting the oxygen output as needed. By controlling parameters such as the number of adsorption beds, cycle time, and gas flow rate, the oxygen production rate can be precisely regulated. This flexibility makes VPSA oxygen generators suitable for various scales and application scenarios with different oxygen requirements.

Energy Efficiency: VPSA oxygen generators exhibit high energy efficiency. They utilize vacuum and pressure swing adsorption cycles, optimizing energy utilization and waste gas recovery to minimize energy consumption. This improved energy efficiency makes VPSA oxygen generators an economically and environmentally friendly choice.

In summary, VPSA oxygen generators demonstrate their efficiency in oxygen production through high adsorption efficiency, quick start and stop capability, continuous oxygen supply, adjustable oxygen output, and energy efficiency. These features enable VPSA oxygen generators to provide reliable and efficient oxygen supply in various oxygen demand scenarios.

Technical parameters:

● Oxygen delivery: ≤500Nm3/hr;

● Purity: 93±3%

● Pressure: 0.2~0.3 Mpa

● Atmospheric dew point: ≤－60℃

Product picture: