Pressure swing adsorption oxygen generator is a device that uses adsorption principle to separate nitrogen from air. Its working principle is based on the differences in adsorption characteristics of different gases in the air on adsorbents, mainly including two processes: adsorption and desorption.
Pressure swing adsorption oxygen generator
The oxygen production device is carefully developed using the PSA pressure swing adsorption principle, using high-quality oxygen producing molecular sieves as adsorbents to directly separate and produce oxygen from the air at room temperature. Compressed air that has undergone drying and purification treatment enters an adsorption tower equipped with molecular sieves. Nitrogen, carbon dioxide, water, and other substances in the air are adsorbed in large quantities into the solid phase of the molecular sieves, while oxygen is enriched and output in the gas phase due to its small adsorption capacity. When the adsorbent reaches saturation, the pressure is reduced to desorb and regenerate the zeolite molecular sieve, allowing it to be reused. The system is equipped with two adsorption towers, one for oxygen production and the other for regeneration. The two towers are alternately controlled by an imported PLC to achieve continuous production of high-quality oxygen.
Technical Specification
| Model | Flow rate (Nm³/h) | Purity (%) | Size(cm) L*W*H | Cylinders(6m³)/8h | Cylinders(10m³)/8h |
| BWO-3 | 3 | 90-95 | 120*120*180 | 4 | 2 |
| BWO-5 | 5 | 90-95 | 120*120*200 | 7 | 4 |
| BWO-10 | 10 | 90-95 | 160*150*215 | 13 | 8 |
| BWO-20 | 20 | 90-95 | 180*170*255 | 26 | 16 |
| BWO-30 | 30 | 90-95 | 190*170*260 | 40 | 24 |
| BWO-50 | 50 | 90-95 | 210*200*275 | 67 | 40 |
| BWO-100 | 100 | 90-95 | 550*155*320 | 133 | 80 |
| BWO-150 | 150 | 90-95 | 600*180*350 | 200 | 120 |
| BWO-200 | 200 | 90-95 | 660*200*370 | 267 | 160 |
Features According
1). Full Automation
All systems are designed for un-attended operation and automatic Oxygen demand adjustment.
2). Lower Space Requirement
The design and Instrument makes the plant size very compact,assembly on skids,prefabricated from factory.
3). Fast Start-up
Start-up time is only 5 minutes to get desired Oxygen purity.So these units can be switched ON&OFF as per Oxygen demand changes.
4). High Reliabiity
Very reliable for continuous and steady operation with constant Oxygen purity.Plant availability time is better than 99% always.
5). Molecular Sieves Life
Expected Molecular sieves life is around 15-years i.e. whole life time of Oxygen plant.So no replacement costs.
6). Adjustable
By altering flow,you can deliver Oxygen with precisely the right purity.
Pressure swing adsorption (PSA) oxygen production equipment is an efficient oxygen production device widely used in various fields such as medical, industrial, and scientific research. Its working principle is based on the adsorption characteristics of molecular sieves, which separate and purify oxygen by adsorbing nitrogen in the air.
From the perspective of adsorbents, pressure swing adsorption oxygen production equipment is mainly divided into two types: those using carbon molecular sieves (CMS) and those using zeolite molecular sieves (MS). These two adsorbents have different adsorption characteristics, which directly affect the performance and efficiency of oxygen concentrators. Zeolite molecular sieve, due to its porous structure, can effectively adsorb nitrogen gas, while oxygen molecules, due to their smaller size, can penetrate the small pores of the molecular sieve, thereby achieving oxygen purification.
From the perspective of process flow, pressure swing adsorption oxygen production equipment can be classified according to its specific operating steps and parameter settings. The typical PSA oxygen production process includes multiple steps such as adsorption, forward depressurization, vacuum desorption, cleaning, pressure equalization, and pressure increase. The specific implementation methods, sequences, and parameter settings of these steps may lead to differences in the performance and stability of the oxygen concentrator.
Pressure swing adsorption oxygen production equipment can also be classified according to its application scenarios. In the medical field, high purity oxygen is usually required, making it suitable for oxygen production equipment using PSA technology. In industrial fields such as steel, chemical, electronics, textiles, etc., the demand and purity requirements for oxygen may vary, therefore different types of oxygen production equipment are needed to meet the demand. In other fields such as environmental protection, energy development, and scientific research, specific types of oxygen production equipment may also be required to support related work.
From the perspective of equipment operation and maintenance convenience, some pressure swing adsorption oxygen production equipment is designed to be easy to operate, clean, and carry to adapt to different usage environments and conditions. These devices usually have intelligent control systems that can monitor the operating status and oxygen purity of the equipment in real time, and provide functions such as fault alarm and automatic shutdown, thereby ensuring the safe operation and efficient production of the equipment.
There are various types of pressure swing adsorption oxygen production equipment, each with its specific application scenarios and advantages and disadvantages. When selecting suitable oxygen production equipment, it is necessary to comprehensively consider factors such as oxygen demand, purity requirements, cost-effectiveness, and the ease of operation and maintenance of the equipment.
There may not be a unified classification standard for the specific types of pressure swing adsorption oxygen concentrators due to differences in technical details, design, and application scenarios. But its possible types or classification methods can be explored from the following aspects:
Depending on the type of adsorbent:
Pressure swing adsorption oxygen generators may use different adsorbents, such as carbon molecular sieves (CMS) and zeolite molecular sieves (MS). These two adsorbents have different adsorption characteristics, which may affect the performance and efficiency of the oxygen concentrator.
According to different technological processes:
The process flow of an oxygen concentrator may include multiple steps such as adsorption, forward depressurization, vacuum desorption, cleaning, pressure equalization, and pressure increase. The specific implementation method, sequence, and parameter settings of these steps may affect the performance and stability of the oxygen concentrator.
According to different application scenarios:
Pressure swing adsorption oxygen concentrators may be designed for different application scenarios, such as industrial fields (steel, chemical, electronics, textiles, etc.), pharmaceutical fields (hyperbaric oxygen chamber treatment, respiratory disease treatment, etc.), and other fields (environmental protection, energy development, scientific research, etc.). These application scenarios may have different performance requirements for oxygen concentrators, so different types of oxygen concentrators may be needed to meet the needs.
Based on the convenience of operation and maintenance:
The convenience of operation and maintenance of oxygen concentrators is also one of the important factors that users consider. Some oxygen concentrators may be designed to be easy to operate, clean, and portable to adapt to different usage environments and conditions.
Due to the continuous development and innovation of pressure swing adsorption oxygen generator technology, its types or classification methods may also change accordingly. Therefore, when selecting and using a pressure swing adsorption oxygen generator, it is recommended that users consider and choose based on specific application scenarios, performance requirements, and budget factors.
For specific information on the types or classification methods of pressure swing adsorption oxygen generators, it is recommended to consult us for more detailed and accurate information.