0.2-0.3 Mpa Widely Used VPSA Oxygen Generators Meet Oxygen Needs Of Different Industries

Widely Used VPSA Oxygen Generators To Meet The Oxygen Needs Of Different Industries

Working Principle Description:

The working principle of a widely used VPSA (Variable Pressure Swing Adsorption) oxygen generator is as follows:

Air Compression: Ambient air is drawn into the oxygen generator and compressed using a compressor. The compressed air is typically pressurized to a range of 3 to 10 atmospheres.

Pretreatment: The compressed air undergoes pretreatment to remove impurities such as moisture, dust, and oil. This step ensures the air is clean and suitable for subsequent processes.

Adsorption Beds: The VPSA oxygen generator consists of multiple adsorption beds filled with a specialized adsorbent material, typically a zeolite molecular sieve. Each bed selectively adsorbs nitrogen while allowing oxygen to pass through.

Adsorption Phase: The compressed air is directed into one of the adsorption beds. The adsorbent material in the bed preferentially adsorbs nitrogen molecules, allowing oxygen to be enriched in the remaining gas. Oxygen exits the adsorption bed and is collected for further processing and use.

Desorption Phase: As the adsorption bed becomes saturated with nitrogen, it needs to be regenerated. The pressure in the bed is lowered, which causes the adsorbent material to release the adsorbed nitrogen. This desorbed gas is discharged from the system.

Bed Switching: While one adsorption bed is in the desorption phase, the other bed continues the adsorption process, ensuring a continuous supply of oxygen. The beds alternate between adsorption and desorption phases to maintain a steady oxygen output.

Oxygen Purification: The oxygen obtained from the adsorption phase may still contain trace impurities. To ensure high-purity oxygen, it undergoes additional purification processes such as filtration, drying, and sometimes cryogenic distillation.

Oxygen Storage and Distribution: The purified oxygen is stored in tanks or cylinders under appropriate pressure conditions. It can then be distributed to various applications such as medical facilities, industrial processes, and other oxygen-dependent systems.

The VPSA oxygen generator's versatility and widespread application stem from its ability to produce oxygen on-site, its scalability to different oxygen demand levels, and its adaptability to various industries and settings. The environmentally friendly nature of VPSA technology is also an advantage, as it reduces reliance on traditional oxygen supply methods, such as cryogenic distillation or oxygen cylinders.

Product Advantages:

Medical industry: VPSA oxygen generators find extensive use in the medical sector. They are employed in hospitals, clinics, ambulances, and homes to provide high-purity oxygen supply to patients. These machines are used in the treatment of respiratory diseases, cardiovascular conditions, and other medical conditions that require oxygen therapy. VPSA oxygen generators can adjust operational parameters to deliver oxygen of different concentrations and flow rates based on patients' needs.

Industrial sector: VPSA oxygen generators are widely utilized in various industries. They are employed in metallurgy, chemical, electronics, glass, pulp and paper, and other industrial sectors. In these industrial processes, oxygen is used as a combustion agent, oxidizer, in oxy-fuel burners, and for waste gas treatment, among other applications. VPSA oxygen generators offer reliable oxygen supply to ensure efficient operations in industrial processes.

Water treatment and environmental protection: VPSA oxygen generators play a crucial role in water treatment and environmental protection. Oxygen is used in processes such as aeration, oxidation, and wastewater treatment. VPSA oxygen generators can provide the required oxygen concentration and flow rate according to the needs of water treatment processes, ensuring their efficiency and reliability. Additionally, VPSA oxygen generators can be utilized in environmental protection applications, such as soil remediation and waste gas treatment.

Food and beverage industry: VPSA oxygen generators are extensively used in the food and beverage industry. Oxygen is employed in processes such as fermentation, oxidation, modified atmosphere packaging, and production of oxidative enzymes. VPSA oxygen generators deliver high-quality oxygen to the food and beverage industry, ensuring product quality and safety.

Other application areas: Apart from the aforementioned sectors, VPSA oxygen generators find diverse applications in numerous other fields. These include research laboratories, aerospace, diving, mining, and metal processing industries. In these areas, VPSA oxygen generators provide reliable oxygen supply to meet the requirements of various applications.

Technical parameters:

● Oxygen delivery: ≤500Nm3/hr;

● Purity: 93±3%

● Pressure: 0.2~0.3 Mpa

● Atmospheric dew point: ≤－60℃

Product picture: