Product Specification

Description of 99.999% Purity 250Nm3/H PSA Nitrogen Generator For oil and gas industry

A Pressure Swing Adsorption (PSA) nitrogen generator is an advanced and highly precise automated device that is specifically engineered to generate nitrogen gas of exceptional purity. This state-of-the-art generator utilizes ambient air as its primary source and employs a carbon molecular sieve as an extremely efficient 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, a carefully controlled process directs the air through a bed of carbon molecular sieve under high pressure. The carbon molecular sieve exhibits an extraordinary affinity for oxygen molecules, allowing them to be adsorbed while permitting nitrogen molecules to pass through unimpeded. By precisely adjusting the pressure, the adsorbed oxygen molecules are subsequently released, resulting in a stream of nitrogen gas that is remarkably pure and completely free from impurities.

This meticulous process empowers the PSA nitrogen generator to consistently produce nitrogen gas with the desired levels of purity, effectively meeting the diverse requirements of various industries and applications. It offers a reliable and cost-effective solution that efficiently fulfills 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 stands out for its simplicity, ease of access, compact size, energy efficiency, and cost-effectiveness.

• In the nitrogen generation process, ambient air serves as the raw material, readily available from the environment. By supplying compressed air and power, nitrogen can be efficiently produced. The purity of nitrogen can be easily adjusted to meet specific requirements, making it a versatile solution for various applications.

• The equipment employed in this process boasts a high level of automation, enabling rapid gas production without the need for constant monitoring. It can operate unattended and delivers nitrogen within a short startup time of 10-15 minutes.

  Furthermore, the equipment features a streamlined process flow, minimizing its physical footprint while consuming low amounts of energy. This not only saves space but also reduces operational costs.

• 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 impact of high-pressure airflow, ensuring their durability and extending their 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

Carbon Molecular Sieve (CMS) is a highly efficient adsorbent material that finds extensive use in nitrogen generators. It is renowned for its exceptional quality, high density, and compactness. The CMS incorporates a well-designed spring-loaded mechanism that ensures optimal and balanced operation throughout the nitrogen generation process. This mechanism is further supported by a dedicated pressure sensor, which helps maintain stability and reliability.

For nitrogen purity levels below 99.99%, CMS-240 is the preferred choice due to its outstanding performance. However, when targeting an even higher purity level of 99.999% in a single step, CMS-260 is the recommended option. These carbon molecular sieves play a vital role in the nitrogen generation process, enabling the production of nitrogen gas with unparalleled purity. Their applications span across various industries, including manufacturing, healthcare, and laboratories, where the demand for highly pure nitrogen is paramount.

5. Standard Features

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

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?

To ensure the optimal performance of a nitrogen generator, regular maintenance tasks are necessary. These maintenance activities include several key steps, such as cleaning and replacing the adsorber (in the case of adsorption-based nitrogen generators) or the membrane separator (for membrane-based nitrogen generators). This helps to maintain the efficiency of the nitrogen separation process.

Additionally, the compressed air system, which plays a crucial role in supplying air to the nitrogen generator, requires inspection and maintenance. This involves checking for any potential leaks, monitoring the pressure and airflow, and addressing any issues that may affect the overall performance of the nitrogen generator.Monitoring the nitrogen generation performance is also an important aspect of maintenance. This can involve verifying the nitrogen purity levels, checking for any fluctuations in the nitrogen output, and ensuring that the nitrogen generator is operating within the desired parameters.It's worth noting that the specific maintenance requirements can vary depending on the type and model of the nitrogen generator. Therefore, it is advisable to consult the user manual or follow the guidance provided by the manufacturer of the nitrogen generator for detailed instructions on maintenance procedures and schedules. Adhering to these recommendations will help to optimize the performance, reliability, and longevity of the nitrogen generator.

6.Which industries are nitrogen generators suitable for?

Nitrogen generators are widely used in various industries, including industrial, medical, food and beverage, and laboratory applications. They are commonly used in industries such as chemicals, electronics, and metal processing. In the medical field, they are used for anesthesia and gas delivery. In the food and beverage industry, they are used for packaging and preservation. In laboratories, they are used for atmospheric control and protection of equipment.

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.