nitrogen psa unit psa nitrogen generator purity high 1-100Nm3/h

PSA Nitrogen Generator

Description

The process flow of a nitrogen generator typically involves several steps, each contributing to the production of nitrogen gas. Here is a detailed description of the process:

Air Compression: The first step involves compressing atmospheric air. Air is drawn into the nitrogen generator and compressed using a screw compressor or a reciprocating compressor. The compression raises the air pressure to a desired level, typically between 7 to 10 atmospheres.

Air Cooling: The compressed air then enters the cooling system, which consists of heat exchangers and condensers. In these components, the air is cooled down to lower temperatures. As a result, a portion of the moisture present in the air condenses into liquid form, which is removed through a drainage system.

Air Purification: The cooled air enters the purification stage, often involving a molecular sieve. The molecular sieve is an adsorbent material with specific pore sizes that selectively adsorbs oxygen, carbon dioxide, and other impurities while allowing nitrogen to pass through. This process removes oxygen and other impurities, increasing the purity of the nitrogen gas.

Nitrogen Compression: The purified nitrogen gas is then compressed to the desired working pressure using a screw compressor or a centrifugal compressor. The compression increases the pressure of the nitrogen gas for further processing, storage, or transportation.

Storage and Distribution: The compressed nitrogen gas is stored and distributed through storage tanks or a pipeline system. Storage tanks provide temporary storage to meet varying production demands, while pipelines enable the delivery of nitrogen gas to specific equipment or applications.

These steps collectively form the basic process flow of a nitrogen generator. By compressing, cooling, purifying, and compressing the nitrogen gas, the generator can extract and produce high-purity nitrogen gas for various industrial and application purposes.

Nitrogen gas has a wide range of applications across various fields. Here are some key areas where nitrogen gas is utilized:

Food and Beverage Industry: Nitrogen gas is used for food packaging to extend product shelf life by displacing oxygen, preventing spoilage, and maintaining freshness.

Chemical Industry: Nitrogen gas is employed as an inert gas to prevent unwanted reactions and degradation of sensitive substances during chemical manufacturing processes.

Electronics and Semiconductors: Nitrogen gas is crucial for purging and preventing oxidation during the production of electronic components and semiconductors, ensuring their quality.

Pharmaceuticals and Healthcare: Nitrogen gas is used to create oxygen-free environments for drug manufacturing, storage, and transportation, preserving the potency and stability of pharmaceuticals.

Oil and Gas Industry: Nitrogen gas is utilized for enhanced oil recovery techniques, purging pipelines, and tanks to prevent the formation of explosive mixtures and ensure safety during maintenance.

Metal Processing: Nitrogen gas is employed in metal heat treatment processes to create oxygen-free atmospheres, preventing oxidation and ensuring desired metallurgical properties.

Aerospace Industry: Nitrogen gas is used for purging and pressurizing fuel and hydraulic systems in aircraft, providing a non-reactive and safe medium.

Laser Cutting and Welding: Nitrogen gas acts as an assist gas in laser cutting and welding applications, preventing oxidation and ensuring high-quality cuts or welds.

Fire Suppression Systems: Nitrogen gas is utilized in fire suppression systems, displacing oxygen and suffocating fires without leaving residue or damaging equipment.

Tire Inflation: Nitrogen gas is increasingly used for tire inflation due to its ability to maintain consistent pressure, reduce tire degradation, and improve fuel efficiency.

In addition to these applications, nitrogen gas is used in cryogenic freezing, air conditioning, purging and blanketing in storage tanks, and various analytical and research applications. The versatility and inert properties of nitrogen gas make it an essential resource in numerous industries.

Specification

Box PSA Nitrogen Generator

Nitrogen capacity : 1 ~100Nm3/h
Nitrogen purity : 95%-99.999%
Nitrogen pressure : 0.5-0.8Mpa(boost for high pressure) Nitrogen dew point : ≤-40℃(Atmosphere pressure)
Control power supply : 0.2kw 220v 50Hz