Description of 99.999% Purity 150Nm3/H PSA Nitrogen Generator  For electronic components industry application

High Energy Efficiency PSA Nitrogen Generator / Mobile Nitrogen Generafor Applications In Electronic Components Industry

A Pressure Swing Adsorption (PSA) nitrogen generator is a state-of-the-art automated device engineered to precisely generate nitrogen gas of exceptional purity. This advanced generator utilizes ambient air as its primary source and employs a carbon molecular sieve as a highly effective adsorbent. The ingenious principle of pressure reduction desorption is employed to selectively capture oxygen molecules from the air, effectively separating them from nitrogen.

Within the PSA nitrogen generator, air undergoes a skillfully orchestrated process where it passes through a bed of carbon molecular sieve under high pressure. The carbon molecular sieve exhibits a remarkable affinity for oxygen molecules, allowing them to be adsorbed while permitting nitrogen molecules to freely traverse the sieve bed. By precisely adjusting the pressure, the adsorbed oxygen molecules are subsequently released, resulting in a stream of nitrogen gas that is impeccably pure, devoid of impurities.

This meticulous process empowers the PSA nitrogen generator to consistently produce nitrogen gas with the desired levels of purity, catering to the diverse needs of various industries and applications. It represents a reliable and cost-effective solution that effectively meets the ever-growing demand for high-purity nitrogen gas.

2. Working Principles for PSA Nitrogen Generator

Pressure swing adsorption(PSA)nitrogen generator is an automatic equipment that uses air as material,use carbon molecular sieve as adsorbent, pressure reduction desorption principle to adsorb oxygen from the air, thereby separating nitrogen.

3. Main Features for PSA Nitrogen Generator

• The online inspection of the imported analyzer is characterized by its simplicity, high accessibility, small footprint, low energy consumption, and cost-effectiveness.

• The nitrogen generation process involves taking ambient air as the raw material, which can be easily obtained from nature. By supplying compressed air and power, nitrogen can be efficiently produced. The purity of nitrogen can be conveniently adjusted according to specific requirements, making it a versatile solution.

• The equipment used in this process is highly automated, enabling rapid gas production without the need for constant monitoring. It can operate unattended, providing nitrogen within a short startup time of 10-15 minutes.

  The equipment itself features a straightforward process flow, occupying minimal space, requiring low energy input, and offering cost savings.

• To ensure the long-term usability of the molecular sieves, they are filled using the snowstorm method. This technique prevents the pulverization of the molecular sieves caused by the high-pressure airflow impact, thus guaranteeing their durability and extended service life.

4. Technical indicators

• Capacity Range : 2~2000Nm3/H
• Purity Range : 95%~99.9999%
• Outlet Pressure :0~6Bar or 0~ 8Bar
• Booster outlet pressure range : 10 to 200Bar
• Service Life 8-10 years as long as regular maintenance

Carbon Molecular Sieve

An alternative way to describe Carbon Molecular Sieve (CMS) and its applications in nitrogen generators could be:

CMS, an incredibly effective adsorbent material, is widely used in nitrogen generators due to its exceptional qualities. It is known for its outstanding efficiency, compactness, and superior quality, making it a preferred option across various industries. The CMS incorporates a precisely engineered spring-loaded mechanism, ensuring optimal and well-balanced performance throughout the nitrogen generation process. To further enhance stability and reliability, a dedicated pressure sensor is integrated into the system.

When aiming for nitrogen purity levels below 99.99%, the CMS-240 variant is highly recommended for its remarkable performance. However, for applications that require an even higher purity level of 99.999% in a single step, the CMS-260 is the ideal choice. These carbon molecular sieves play a crucial role in nitrogen generation, enabling the production of nitrogen gas with unmatched purity. Their applications are vast, encompassing industries such as manufacturing, healthcare, and laboratories, where the demand for highly pure nitrogen is of paramount importance.

5. Standard Features

• Siemens PLC
• Customized and improved domestic valves
• 7-inch LCD display
• Taiwan AirTAC solenoid valve
• Chengdu Jiuyin Nitrogen analyzer
• SMC flowmeter
• Professional brand molecular sieve

6. Optional Features

• Remote control system
• Better valve of brand Gemu, Burkert
• Dew point analyzer
• Import Molecular Sieve
• Italian ODE solenoid valve

-Applications-

• Application of SMT industry
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• Semiconductor silicon industry application

Semiconductor and integrated circuit manufacturing process atmosphere protection, cleaning,chemical recovery,etc.

• Electronic components industry application

Selective welding, puring and encapsulation with nitrogen. Scientific nitrogen inert protection has proven to be an essential step in the successful production of high quality electronic components.

• Semiconductor packing industy application

Packaging, reduction, strage with nitrogen.

• Powder metallurgy, metal processing industry

Heat treatment industry application, Steel, iron, copper, aluminum products annealing, carbonization, high temperature furnace protection, Low temperature assembly and plasma cutting of metal parts.

• Chemical industry, advanced material industry application

Nitrogen is used to create oxygen - free atmosphere in chemical process, improve the safety of production process, fluid transmission power source, etc: It can be used for nitrogen purging of pipes and vessels in the system, filling nitrogen Storage tank, gas displacement, leak detection, combustible gas protection, chemical reaction agitation, chemical fiber production protection, also used in diesel hydrogenation and catalytic reforming.

• Oil and gas industry

• ­Oil refining, container machine pipeline nitrogen-filled purge box leak detection, nitrogen injection oil recovery.

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• Food and medicine industry Application

Mianly used in food packaging, food preservation, food storage, (Configurable sterilization filter), food drying and sterilization, medicine packing, medical replacement gas, medicine delivery atmosphere, etc.

Ten common questions about nitrogen generators

1.What purity of nitrogen gas can a nitrogen generator produce?

A nitrogen generator can produce nitrogen gas of various purities, ranging from standard industrial-grade nitrogen (typically 95% to 99% purity) to high-purity nitrogen (usually exceeding 99.9%), and even ultra-high purity nitrogen (typically exceeding 99.999%). The choice of purity depends on specific application requirements.

2.What is the working principle of a nitrogen generator?

The working principle of a nitrogen generator is primarily based on either the adsorption technology using molecular sieves or membrane separation technology. Adsorption technology selectively adsorbs oxygen and moisture using a specific adsorbent material, such as molecular sieves, while allowing nitrogen to pass through. Membrane separation technology, on the other hand, utilizes the size and permeability of gas molecules to achieve the separation of nitrogen from other gas components on a membrane.

3.What inputs does a nitrogen generator require, and how does it operate?

A nitrogen generator typically requires air as the input source. When operating the nitrogen generator, air is compressed using an air compressor and then processed through the adsorber with molecular sieves or the membrane separator within the nitrogen generator. Finally, pure nitrogen is obtained as the output. Some nitrogen generators may also require an electrical power supply.

4.How is a nitrogen generator different from nitrogen supply in gas cylinders?

The main difference between a nitrogen generator and nitrogen supply in gas cylinders lies in the mode of nitrogen supply. A nitrogen generator continuously extracts nitrogen from the air, providing a continuous nitrogen supply without the need for cylinder replacements. In contrast, nitrogen supply in gas cylinders requires periodic cylinder replacements, and the supply quantity is limited by the cylinder capacity.

5.What should be considered for the maintenance of a nitrogen generator?

The maintenance of a nitrogen generator typically involves regular cleaning and replacement of the adsorber with molecular sieves or membrane separator, inspection and maintenance of the compressed air system, monitoring nitrogen generation performance, etc. Specific maintenance requirements should be referred to the user manual or guidance provided by the manufacturer of the nitrogen generator.

6.Which industries are nitrogen generators suitable for?

• Nitrogen generators play a crucial role in a wide range of industries due to their ability to produce high-purity nitrogen gas on-site, eliminating the need for traditional nitrogen gas cylinders. Here are some expanded explanations of their applications in different sectors:
• Industrial Applications: Nitrogen generators are extensively used in industrial settings such as chemicals, electronics, and metal processing industries. In chemical manufacturing, nitrogen gas is utilized for blanketing, purging, and inerting applications to prevent unwanted reactions or oxidation. In the electronics industry, nitrogen is employed for soldering, wave soldering, and component testing to ensure the quality and reliability of electronic devices. Metal processing industries employ nitrogen for heat treatment processes, metal annealing, and powder metallurgy.
• Medical Applications: Nitrogen generators are vital in the medical field for various applications. In anesthesia administration, nitrogen is mixed with other gases to produce the desired anesthetic gas mixture. Nitrogen is also used for respiratory therapy, where it is blended with oxygen to deliver precise gas concentrations to patients. Additionally, nitrogen is utilized for cryosurgery, where extremely cold temperatures are achieved by using liquid nitrogen to freeze and destroy abnormal tissues.
• Food and Beverage Industry: Nitrogen generators have become indispensable in the food and beverage industry. In packaging applications, nitrogen is used to displace oxygen from food packages, extending the shelf life of perishable products and preventing spoilage. Nitrogen is also employed in beverage production, particularly in the beer industry, where it is used for carbonation and to maintain the desired pressure in kegs and containers.
• Laboratory Applications: Laboratories rely on nitrogen generators for various purposes. In analytical laboratories, nitrogen gas is used as a carrier gas for chromatographic techniques such as gas chromatography (GC) and liquid chromatography-mass spectrometry (LC-MS). Nitrogen is also utilized for sample evaporation, solvent extraction, and as a purge gas for maintaining an inert environment in sensitive instruments. Moreover, nitrogen generators assist in controlling the atmosphere within controlled environments, such as glove boxes or chambers, to protect sensitive samples and equipment from moisture and oxygen.
• Overall, nitrogen generators offer cost-effective and convenient solutions for generating nitrogen gas on-site, ensuring a reliable and continuous supply of high-purity nitrogen for a diverse range of applications in industries such as chemicals, electronics, metal processing, medicine, food and beverage, and laboratory research.

7.What is the noise level of a nitrogen generator during operation?

The noise level of a nitrogen generator varies depending on the model and design. Generally, nitrogen generators have low noise levels, especially when compared to traditional compressed air systems. Specific noise levels can be referred to the technical specifications or noise test reports of the nitrogen generator.

8.How long does it take for a nitrogen generator to start producing nitrogen gas?

The startup time of a nitrogen generator depends on the model and specifications. In general, nitrogen generators have short startup times, typically ranging from a few minutes to several tens of minutes. Larger capacity or higher purity requirement nitrogen generators may require longer startup times.

9.Can a nitrogen generator simultaneously produce nitrogen gas and oxygen gas?

The design purpose of a nitrogen generator is to separate oxygen and nitrogen to produce high-purity nitrogen gas. Therefore, in most cases, a nitrogen generator does not simultaneously produce nitrogen gas and oxygen gas. If simultaneous production of nitrogen and oxygen is required, additional equipment or techniques need to be used for further processing.

10.What is the energy consumption of a nitrogen generator?

The energy consumption of a nitrogen generator varies depending on the model, specifications, and operating conditions. Generally, nitrogen generators have relatively low energy consumption, especially when compared to traditional nitrogen supply in gas cylinders. Nitrogen generators are typically adjusted based on the actual nitrogen demand to improve energy efficiency and minimize energy consumption.