Low Cost VPSA Oxygen Generator Low Energy Consumption Customized Design

The VPSA Oxygen Generator With The Characteristics Of Low Cost , Low Energy Consumption And Customized Design

Working Principle Description:

The VPSA (Vacuum Pressure Swing Adsorption) oxygen production process involves the following steps:

Compression: Ambient air is drawn into the system and compressed using an air compressor. The compression increases the pressure and temperature of the air.

Pre-Treatment: The compressed air undergoes pre-treatment processes to remove impurities such as moisture, oil, and particulate matter. These processes typically include cooling, filtration, and drying.

Adsorption: The pre-treated compressed air enters the adsorption beds, which are filled with an adsorbent material such as zeolite or molecular sieve. The adsorbent material has a higher affinity for nitrogen than oxygen, allowing it to selectively adsorb nitrogen molecules while allowing oxygen to pass through.

Oxygen Collection: As the compressed air passes through the adsorption beds, nitrogen molecules are adsorbed onto the adsorbent material, resulting in an enriched oxygen stream. The oxygen, now separated from nitrogen, is collected and directed to the oxygen outlet.

Pressure Equalization: After a certain period of time, the adsorption beds become saturated with nitrogen and need to be regenerated. To initiate regeneration, the pressure in the adsorption bed is equalized with the system pressure.

Desorption: To release the adsorbed nitrogen, the pressure in the adsorption bed is reduced by creating a vacuum. This desorption step is typically achieved by connecting a vacuum pump to the adsorption bed, allowing the nitrogen to be pulled out of the adsorbent material.

Nitrogen Discharge: The desorbed nitrogen is discharged from the system, either vented into the atmosphere or captured for other uses, depending on the specific application.

Bed Switching: Once the first adsorption bed has been regenerated, the process switches to the second adsorption bed, while the first bed undergoes the adsorption step again. This alternation between the beds ensures a continuous supply of oxygen.

Control System: The VPSA system is controlled by a computerized control system that monitors and adjusts various parameters such as pressure, flow rates, and cycle timings to optimize oxygen production and system efficiency.

By repeating these steps in a cyclic manner, VPSA systems can continuously produce high-purity oxygen from ambient air, making them valuable in various industries, medical applications, and other oxygen-dependent processes.

Product Advantages:

Cost-Effective Design: Cost-effectiveness is a prominent feature of the VPSA oxygen generator. It uses economically efficient adsorbents and materials and optimizes system design and operational parameters to minimize energy consumption and resource utilization during the oxygen production process, thereby reducing the cost of oxygen production.

Low-Energy Operation: The VPSA oxygen generator typically employs vacuum pressure swing adsorption technology, which has lower energy consumption compared to other oxygen production methods. By designing the pressure and temperature conditions for adsorption and desorption processes appropriately, energy losses are minimized, resulting in low-energy operation.

Flexible Adjustment of Oxygen Output and Purity: The VPSA oxygen generator offers flexibility to adjust the oxygen output and purity according to specific requirements. By optimizing the selection of adsorbents, controlling cycle times, and adjusting operational parameters, precise control of oxygen production capacity and purity can be achieved to meet the demands of different application scenarios.

Customized Design: The VPSA oxygen generator can be tailored to specific requirements. Based on user preferences, suitable adsorbents, system capacities, configurations, and optimized operational parameters can be selected to ensure that the oxygen generator meets the desired production capacity and purity, enabling personalized oxygen production.

Technical parameters:

● Oxygen delivery: ≤300Nm3/hr;

● Purity: 93%±3

● Pressure: 0.2~0.3 Mpa

● Atmospheric dew point: ≤－50℃

Product picture: