Product Overview
The SINNA GAS On-site Membrane Nitrogen Generation System is a reliable, energy-efficient, and cost-effective solution for producing nitrogen directly at your facility. Utilizing advanced hollow fiber membrane separation technology, the system continuously generates high-quality nitrogen from compressed air, eliminating the need for cylinder deliveries, liquid nitrogen storage, and supply interruptions.
Designed for industrial users requiring medium-purity nitrogen, membrane nitrogen generators offer exceptional reliability, simple operation, and minimal maintenance requirements. The compact modular design makes installation easy and enables flexible capacity expansion as production demands increase.
Compared with traditional nitrogen supply methods, an on-site membrane nitrogen generation system significantly reduces operating costs while ensuring a continuous and independent nitrogen supply.
At SINNA GAS, we provide customized membrane nitrogen generation solutions tailored to each customer's purity, flow rate, pressure, and application requirements. Our engineering team supports projects worldwide across industries including oil & gas, petrochemical, marine, food processing, electronics manufacturing, mining, and metal fabrication.
Key Benefits
Continuous Nitrogen Production
Generate nitrogen 24/7 directly on-site without relying on external gas suppliers or delivery schedules.
Lower Operating Costs
Compared with purchasing liquid nitrogen or cylinder gas, on-site nitrogen generation can substantially reduce long-term nitrogen supply expenses.
High Reliability
Membrane modules contain no moving parts, resulting in stable operation, low maintenance requirements, and long service life.
Compact Footprint
The skid-mounted design requires minimal installation space and can be integrated into existing production facilities.
Fast Start-Up
The system reaches stable nitrogen production within minutes after startup, allowing rapid response to production demands.
Fully Automatic Operation
Integrated PLC control and HMI touchscreen provide automatic monitoring, alarm management, and simplified operation.
Safe and Environmentally Friendly
No cryogenic liquids, high-pressure gas cylinders, or transportation risks are involved in daily operation.
How Membrane Nitrogen Generation Works
Membrane nitrogen generation utilizes selective gas permeation technology.
Ambient air is compressed and passes through a complete air treatment package consisting of filters and dryers. The clean compressed air then enters specially designed hollow fiber membrane modules.
Different gases permeate through the membrane wall at different rates. Oxygen, water vapor, carbon dioxide, and trace gases pass through the membrane fibers faster than nitrogen molecules. As a result, nitrogen becomes concentrated inside the membrane and is collected for industrial use.
This continuous separation process requires no chemicals, no adsorbents, and no regeneration cycles, making membrane technology highly reliable and energy efficient.
Technical Specifications
|
Parameter |
Specification |
|
Nitrogen Capacity |
0.1 – 500 Nm³/h |
|
Nitrogen Purity |
95% – 99.5% |
|
Nitrogen Outlet Pressure |
Up to 16 Bar(G) |
|
Oxygen Content |
Adjustable |
|
Dew Point |
Up to -40°C (Optional) |
|
Operation Mode |
Continuous 24/7 |
|
Control System |
PLC Automatic Control |
|
Installation Type |
Skid Mounted / Containerized |
|
Power Supply |
Customized |
|
Design Lifetime |
More than 15 Years |
|
Membrane Module Lifetime |
Typically 8–10 Years |
Customized capacities, purities, and pressure configurations are available upon request.
Standard System Components
A complete SINNA GAS membrane nitrogen generation package typically includes:
Air Compression Section
Oil-injected or oil-free screw air compressor
Air receiver tank
Pressure regulation system
Nitrogen Generation Section
Hollow fiber membrane modules
Flow control valves
Pressure control system
Air Treatment Section
Pre-filter
Coalescing filter
Activated carbon filter
Refrigerated or desiccant air dryer
Control System
PLC controller
HMI touch screen
Alarm system
Remote monitoring option
Nitrogen Storage Section
Nitrogen buffer tank
Pressure stabilization unit
Membrane Nitrogen Generator vs PSA Nitrogen Generator
Choosing the right nitrogen generation technology depends on your purity requirements and application.
|
Item |
Membrane Technology |
PSA Technology |
|
Nitrogen Purity |
95%–99.5% |
Up to 99.999% |
|
Startup Time |
Very Fast |
Moderate |
|
Maintenance |
Very Low |
Moderate |
|
Footprint |
Compact |
Larger |
|
Moving Parts |
None in Membrane Modules |
Multiple Valves |
|
Best Applications |
Oil & Gas, Marine, Mining |
Electronics, Food Packaging |
For applications requiring nitrogen purity below 99.5%, membrane systems often provide a more economical and reliable solution.
Typical Applications
Oil & Gas Industry
- Pipeline purging
- Pipeline drying
- Pressure testing
- Tank blanketing
- Offshore inerting systems
Petrochemical Industry
- Storage tank protection
- Reactor inerting
- Explosion prevention
- Process gas protection
Marine & Offshore
- Fuel tank inerting
- Cargo tank protection
- Safety systems
Food & Beverage
- Food packaging
- Product preservation
- Modified atmosphere packaging (MAP)
Electronics Manufacturing
- Wave soldering
- Electronic assembly processes
Metal Processing
- Laser cutting
- Heat treatment
- Annealing operations
Mining Industry
- Fire prevention
- Explosion control
- Equipment protection
Recommended Nitrogen Purity by Application
|
Application |
Recommended Purity |
|
Tank Blanketing |
95% – 99% |
|
Pipeline Purging |
98% – 99% |
|
Offshore Inerting |
98% – 99.5% |
|
Food Packaging |
99% – 99.5% |
|
Laser Cutting |
Up to 99.5% |
|
Electronics Manufacturing |
99% – 99.5% |
SINNA GAS engineers help customers select the most suitable purity level to balance performance and operating cost.
Cost Savings and Return on Investment
Many industrial facilities continue purchasing nitrogen cylinders or liquid nitrogen because they are unaware of the long-term cost advantages of on-site generation.
An on-site membrane nitrogen generation system can provide:
- Reduced nitrogen purchasing costs
- Elimination of cylinder rental fees
- No transportation charges
- No supply interruptions
- Reduced labor requirements
Depending on local gas pricing and operating conditions, many customers achieve return on investment within 12–24 months after installation.
Why Choose SINNA GAS
Customized Engineering Solutions
Every project is designed according to the customer's actual operating requirements, including flow rate, purity, pressure, and environmental conditions.
Industrial Gas Expertise
SINNA GAS specializes in industrial gas generation and gas processing solutions, serving customers worldwide across multiple industries.
Global Export Experience
Our systems have been supplied for international projects involving industrial manufacturing, energy, marine, and petrochemical applications.
Turnkey Project Capability
We provide complete support from engineering design and manufacturing to commissioning and operator training.
Quality Manufacturing
Strict quality control procedures ensure reliable performance, long service life, and consistent nitrogen production.
Worldwide Technical Support
Our technical team provides installation guidance, commissioning assistance, and after-sales service for global customers.
Frequently Asked Questions
Q: What nitrogen purity can a membrane nitrogen generator achieve?
A: Membrane nitrogen generators typically produce nitrogen purity ranging from 95% to 99.5%, depending on system design and operating conditions.
Q: What industries are best suited for membrane nitrogen generation?
A: Oil & gas, petrochemical, marine, mining, metal processing, and food packaging industries commonly use membrane nitrogen systems.
Q: How long do membrane modules last?
A: Under normal operating conditions, membrane modules generally provide 8–10 years of reliable service.
Q: Is the system fully automatic?
A: Yes. SINNA GAS systems are equipped with PLC-based automatic controls and can operate continuously with minimal operator intervention.
Q: How do I select the correct nitrogen generator size?
A: Customers typically need to provide nitrogen flow rate, purity requirement, outlet pressure, and daily operating hours. Our engineers will recommend the optimal configuration.
Q: Can SINNA GAS provide complete turnkey projects?
A: Yes. We offer engineering design, manufacturing, installation guidance, commissioning support, operator training, and after-sales technical services.
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