A psa nitrogen generator (food grade nitrogen making unit) is a specialized industrial system engineered based on pressure swing adsorption nitrogen generation technology, designed exclusively for food processing and packaging applications. Utilizing food-safe carbon molecular sieve (CMS), it produces high-purity nitrogen that meets FDA and EU food contact standards, effectively inhibiting microbial growth and oxidation to extend food shelf life. As a CE-certified solution, it complies with strict European safety and quality regulations, making it suitable for global food enterprises exporting to international markets. This onsite nitrogen generation equipment eliminates contamination risks associated with traditional cylinder or liquid nitrogen supply, while the customized PSA nitrogen gas generator design allows tailoring of flow rate, purity, and structure to match specific food production lines. As an Energy-saving nitrogen generator, it optimizes adsorption cycles and integrates intelligent control, reducing operational costs for food manufacturers while ensuring food safety.
| Purity-99% |
| Nitrogen purity | (Nm³/h) | (Nm³/min) | (DNmm) | (DNmm) |
| Nitrogen production | Effective air consumption | Inlet pipe size | Outlet pipe diameter |
| 99% | 10 | 0.41 | 15 | 15 |
| 99% | 20 | 0.81 | 15 | 15 |
| 99% | 30 | 1.22 | 25 | 15 |
| 99% | 40 | 1.59 | 25 | 25 |
| 99% | 50 | 1.98 | 32 | 25 |
| 99% | 60 | 2.3 | 32 | 25 |
| 99% | 70 | 2.8 | 32 | 25 |
| 99% | 80 | 3.1 | 40 | 25 |
| 99% | 100 | 4 | 40 | 25 |
| 99% | 150 | 6.1 | 50 | 32 |
| 99% | 200 | 8.1 | 50 | 32 |
| 99% | 300 | 12 | 65 | 40 |
| 99% | 400 | 18 | 65 | 40 |
| 99% | 500 | 20 | 80 | 50 |
| 99% | 600 | 24 | 80 | 50 |
| 99% | 700 | 25 | 80 | 50 |
| 99% | 800 | 32 | 100 | 65 |
| 99% | 900 | 34 | 100 | 65 |
| 99% | 1000 | 40 | 100 | 65 |
| 99% | 1500 | 60 | 125 | 80 |
| 99% | 2000 | 80 | 150 | 100 |
| 99% | 3000 | 120 | 200 | 100 |
| Purity-99.9% |
| Nitrogen purity | (Nm³/h | (Nm³/min) | (DNmm) | (DNmm) |
| Nitrogen production | Effective air consumption | Inlet pipe size | Outlet pipe diameter |
| 99.9% | 10 | 0.61 | 15 | 15 |
| 99.9% | 20 | 1.22 | 25 | 15 |
| 99.9% | 30 | 1.82 | 25 | 15 |
| 99.9% | 40 | 2.44 | 25 | 25 |
| 99.9% | 50 | 3.03 | 32 | 25 |
| 99.9% | 60 | 3.65 | 32 | 25 |
| 99.9% | 70 | 4.26 | 32 | 25 |
| 99.9% | 80 | 4.9 | 40 | 25 |
| 99.9% | 100 | 6 | 40 | 25 |
| 99.9% | 150 | 9 | 50 | 32 |
| 99.9% | 200 | 12 | 50 | 32 |
| 99.9% | 300 | 18 | 65 | 40 |
| 99.9% | 400 | 24 | 80 | 50 |
| 99.9% | 500 | 30 | 80 | 50 |
| 99.9% | 600 | 37 | 100 | 65 |
| 99.9% | 700 | 45 | 100 | 65 |
| 99.9% | 800 | 48 | 125 | 65 |
| 99.9% | 900 | 56 | 125 | 65 |
| 99.9% | 1000 | 62 | 150 | 65 |
| 99.9% | 1500 | 92 | 150 | 80 |
| 99.9% | 2000 | 124 | 200 | 100 |
| 99.9% | 3000 | 185 | 300 | 200 |
| Purity-99.99% |
| Nitrogen purity | (Nm³/h) | (Nm³/min) | (DNmm) | (DNmm) |
| Nitrogen production | Effective air consumption | Inlet pipe size | Outlet pipe diameter |
| 99.99% | 5 | 0.42 | 15 | 15 |
| 99.99% | 10 | 0.84 | 15 | 15 |
| 99.99% | 20 | 1.68 | 25 | 15 |
| 99.99% | 30 | 2.52 | 32 | 15 |
| 99.99% | 40 | 3.36 | 40 | 20 |
| 99.99% | 50 | 4.2 | 40 | 20 |
| 99.99% | 60 | 5.04 | 50 | 20 |
| 99.99% | 70 | 5.9 | 50 | 20 |
| 99.99% | 80 | 6.72 | 50 | 25 |
| 99.99% | 100 | 7.5 | 50 | 25 |
| 99.99% | 150 | 12 | 65 | 25 |
| 99.99% | 200 | 15 | 80 | 32 |
| 99.99% | 300 | 23 | 80 | 40 |
| 99.99% | 500 | 38 | 125 | 50 |
| 99.99% | 1000 | 76.7 | 200 | 80 |
| 99.99% | 1500 | 115 | 250 | 100 |
| Purity-99.999% |
| Nitrogen purity | (Nm³/h) | (Nm³/min) | (DNmm) | (DNmm) |
| Nitrogen production | Effective air consumption | Inlet pipe size | Outlet pipe diameter |
| 99.999% | 5 | 0.7 | 25 | 15 |
| 99.999% | 10 | 1.4 | 25 | 15 |
| 99.999% | 20 | 2.8 | 40 | 15 |
| 99.999% | 30 | 4.2 | 40 | 25 |
| 99.999% | 40 | 5.6 | 50 | 25 |
| 99.999% | 50 | 7 | 50 | 25 |
| 99.999% | 60 | 8.4 | 50 | 25 |
| 99.999% | 80 | 11.2 | 65 | 32 |
| 99.999% | 100 | 14 | 65 | 32 |
| 99.999% | 200 | 28 | 65 | 32 |
| 99.999% | 300 | 42 | 80 | 40 |
The customized PSA nitrogen gas generator is a game-changer for the food industry, as different food products and production lines have unique nitrogen requirements:
- Purity Customization: Snacks and baked goods may only require 99.9% purity to prevent oxidation, while high-end seafood and fresh produce need 99.999% purity to extend shelf life by 2-3 times. Manufacturers can adjust purity to balance effectiveness and cost.
- Flow Rate Matching: A small-scale artisanal bakery may need 5Nm³/h, while a large-scale snack factory requires 200Nm³/h—custom flow rates ensure no energy waste or insufficient supply.
- Structure Adaptation: Compact designs for small workshops, Modular nitrogen generator for expandable production lines, and Portable Psa Nitrogen Gas Generator for mobile food processing (e.g., food trucks, temporary pop-up factories).
- Function Add-Ons: IoT remote monitoring for 24/7 production lines, automatic purity adjustment linked to packaging line speed, and aseptic filters for ultra-clean food applications (e.g., baby food).
Customization ensures the psa nitrogen plant integrates seamlessly with existing food production processes, maximizing efficiency and food safety.
While both PSA nitrogen generator and VPSA (Vacuum Pressure Swing Adsorption) technology produce nitrogen, PSA is far more suitable for food grade applications:
- Purity Control Precision: PSA systems achieve stable 99.9%-99.999% purity with minimal fluctuations, critical for food packaging where inconsistent purity can cause spoilage. VPSA systems, designed for large flow rates, often have wider purity variations.
- Compact & Flexible Design: PSA generators have smaller footprints and modular structures, fitting easily into food factories with limited space. VPSA systems are larger and require more installation space, making them impractical for most food production facilities.
- Energy Efficiency: Food grade PSA generators integrate VFD technology and optimized cycles, consuming 20-30% less energy than VPSA systems—important for food manufacturers operating on tight profit margins.
- Quick Startup & Shutdown: PSA systems start in 5-10 minutes, ideal for food factories with shift-based production. VPSA systems require 30-60 minutes to stabilize, leading to energy waste during idle periods.
For food grade nitrogen needs, the High-efficiency PSA Nitrogen Generator offers the perfect balance of purity, flexibility, and cost-effectiveness.
The food industry’s focus on safety, sustainability, and automation is driving innovation in food grade PSA nitrogen generator technology:
- Smart Hygiene Monitoring: IoT-enabled systems will monitor nitrogen purity, microbial levels, and equipment hygiene in real time, sending alerts for contamination risks or maintenance needs.
- Eco-Friendly Materials: Use of recyclable CMS and biodegradable seals will reduce environmental impact, aligning with consumer demand for sustainable food production.
- Ultra-Compact Designs: Miniaturized customized models for small-scale artisanal food producers, enabling access to food grade nitrogen without large capital investment.
- Dual-Gas Generation: Integrated systems producing both nitrogen and carbon dioxide (for MAP packaging that requires gas mixtures), offering greater flexibility for diverse food types.
- AI-Powered Optimization: Artificial intelligence will adjust adsorption cycles and nitrogen flow based on real-time production data, maximizing energy efficiency and shelf life extension.
In conclusion, the CE-Certified Customized Food Grade PSA Nitrogen Generator is an indispensable nitrogen making unit for the food industry, combining food safety compliance, customization flexibility, and energy efficiency. As a core onsite nitrogen generation solution, it eliminates the risks of traditional nitrogen supply while meeting the unique needs of food processing and packaging. By choosing a reputable psa nitrogen generator manufacturers with CE certification and strong customization capabilities, food enterprises can enhance product quality, extend shelf life, and gain access to global markets. As technology advances, food grade PSA nitrogen generators will continue to evolve, becoming more intelligent, sustainable, and tailored to the ever-changing demands of the food industry.
In addition to PSA Nitrogen Generator, we also produce VPSA Oxygen Generators,PSA Oxygen Generators, storage tanks, heat exchangers and other products. If you are interested in psa nitrogen Systems or other products, please feel free to send an email to info@gneeheatex.com. We will be very happy to serve you.
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Food Grade Use PSA Nitrogen Generator with CE Certificate and Energy-saving Customized Nitrogen Making Unit Images
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