High Purified Liquid Nitrogen Generator With Superior Quality
A PSA nitrogen generator (Pressure Swing Adsorption nitrogen generator) is an advanced gas separation system that produces high-purity nitrogen from ambient air, serving as the core of high purified liquid nitrogen generator systems by supplying ultra-clean gaseous nitrogen for liquefaction. Leveraging the selective adsorption of carbon molecular sieve (CMS) for oxygen, it achieves nitrogen purity up to 99.999%—a critical prerequisite for high-quality liquid nitrogen production.
The system's defining advantage of onsite nitrogen generation eliminates the inefficiencies of bulk liquid nitrogen transportation and storage, while its energy-saving nitrogen generator design reduces operational costs significantly. As a high-purity nitrogen generator integrated with liquefaction technology, it combines superior performance, reliability, and cost-effectiveness, making it a preferred choice for industries requiring large-scale liquid nitrogen supply.
Technical Specifications
Custom configurations available upon request.
| Flow Rate (Nm³/hr) |
Purity |
N₂ Gas Pressure (MPa) |
| 10 |
95%–99.999% |
0.65 or customized |
| 20 |
95%–99.999% |
0.65 or customized |
| 30 |
95%–99.999% |
0.65 or customized |
| 40 |
95%–99.999% |
0.65 or customized |
| ... |
95%–99.999% |
0.65 or customized |
| 100 |
95%–99.999% |
0.65 or customized |
Key Applications
The high purified liquid nitrogen generator (PSA-based) is versatile, catering to the liquid nitrogen needs of diverse industries:
- Food Industry: Used for flash freezing of meat, seafood, fruits, and vegetables. Liquid nitrogen freezes food rapidly, preserving nutritional value, texture, and flavor while extending shelf life. It also meets FDA standards for food contact safety.
- Pharmaceutical Industry: Critical for lyophilization (freeze-drying) of drugs, vaccines, and biologics. High-purity liquid nitrogen ensures sterile, contamination-free freezing, maintaining the efficacy of pharmaceutical products. As a Pharmaceutical Grade PSA Nitrogen Generator integrated system, it complies with GMP standards.
- Electronics Manufacturing: Used for cooling electronic components during production and for cryogenic cleaning of precision parts. High-purity liquid nitrogen prevents oxidation and ensures component reliability.
- Metallurgy & Materials Science: Applied for cryogenic treatment of metals to enhance hardness, wear resistance, and durability. It is also used for cooling in metal 3D printing and welding processes.
- Laboratory & Research: Ideal for academic and industrial laboratories requiring liquid nitrogen for sample preservation, cryogenic experiments, and analytical instruments.
Selection Considerations
When selecting a PSA-based high purified liquid nitrogen generator, consider these key factors to ensure optimal value and performance:
- Purity Requirements: Confirm the generator's ability to meet your application's purity needs
- Capacity Matching: Choose a liquid nitrogen production capacity aligned with your daily consumption
- Energy Efficiency: Prioritize energy-saving nitrogen generator models to reduce electricity costs
- Quality & Certification: Select a generator with CE, ISO, and ASME certifications
- Storage & Preservation: Opt for an insulated vacuum storage tank with low boil-off rate
- Manufacturer Reliability: Partner with a trusted PSA nitrogen generator manufacturer with comprehensive after-sales support
Maintenance Guidelines
Proper maintenance is essential to maximize the lifespan and performance of your PSA-based liquid nitrogen generator:
- PSA System Maintenance: Replace pre-filter elements every 3-6 months and CMS every 5-7 years
- Liquefaction Unit Care: Check refrigerant levels annually and replace filters in the refrigeration system every 12 months
- Storage Tank Maintenance: Inspect the vacuum insulation of the storage tank annually
- Control System Calibration: Calibrate pressure sensors, flow meters, and purity analyzers annually
- Safety Checks: Inspect safety valves, emergency shutdown systems, and gas detectors quarterly
Conclusion
The High Purified Liquid Nitrogen Generator With Superior Quality represents a breakthrough in on-demand liquid nitrogen production, integrating the reliability of PSA nitrogen generator technology with advanced liquefaction systems. Its high purity, energy efficiency, and competitive pricing make it an ideal solution for food, pharmaceutical, electronics, and metallurgy industries.
By leveraging onsite nitrogen generation, it eliminates the logistical and cost challenges of traditional liquid nitrogen supply, while its modular nitrogen generator design and superior quality ensure long-term operational stability.
As a trusted PSA nitrogen plant manufacturer, we are committed to delivering high-quality equipment backed by comprehensive after-sales support and competitive pricing. Whether you need a small-scale generator for laboratory use or a large-scale system for industrial production, our customized solutions meet your unique needs.
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