Industrial Nitrogen Gas Generator for Laser Welding with PLC Control
PLC Control System: A programmable logic controller (PLC) precisely controls the nitrogen generation process, providing automated operation, remote monitoring, and real-time adjustments. This system ensures stable operation, fault detection, and optimized efficiency.
Product Description
1. Air Intake: Air is drawn into the nitrogen generator and filtered to remove contaminants such as dust, water, and oil.
2. Nitrogen Production: The generator uses pressure swing adsorption (PSA) or membrane separation technology to separate nitrogen from compressed air. Nitrogen is then delivered at the desired purity and flow rate.
3. PLC Control: A PLC system controls the entire process, including air intake, nitrogen production, and delivery. It allows users to set operating parameters and remotely monitor performance.
4. Concentration Meter: A concentration meter continuously monitors nitrogen purity in real time and provides feedback to the PLC, which adjusts the system to ensure nitrogen quality remains within the desired range.
Equipment Specifications
| Equipment type | DAG-01S | DAG-02S | DAG-03S |
| Nitrogen flow rate | 1NM³/h | 2NM³/h | 3NM³/h |
| Nitrogen purity | 95%-99.999% | 95%-99.999% | 95%-99.999% |
| Intake pressure | 0.6-0.8Mpa | 0.6-0.8Mpa | 0.6-0.8Mpa |
| Nitrogen pressure | 0.5-0.8Mpa | 0.5-0.8Mpa | 0.5-0.8Mpa |
| Air nitrogen ratio | 6.4:1 | 5.6:1 | 5.9:1 |
| Power | 56W | 66W | 70W |
| Supply voltage | AC100-250V | AC100-250V | AC100-250V |
| frequency | 50~60Hz | 50~60Hz | 50~60Hz |
| Rated intake | 1m³ /min | 1m³ /min | 1m³ /min |
| Equipment weight (kg) | 113.2 | 122.5 | 150.5 |
| Equipment size (mm) | 500（L) * 600(W) * 1090(H) | 500（L) * 600(W) * 1000(H) | 580（L) * 590(W) * 1310(H) |
Product Advantages
Nitrogen generators with PLC control and a concentration meter provide enhanced control, reliability, and monitoring of nitrogen purity levels during laser welding.
PLC Control
The PLC system controls the entire process, including gas intake, nitrogen production, and output. It allows users to set operating parameters and remotely monitor performance. This system ensures stable operation, fault detection, and optimized efficiency.
Concentration Meter
The concentration meter continuously monitors nitrogen purity in real time and provides feedback to the PLC, which adjusts the system to ensure nitrogen quality remains within the required range.
Cost Savings
On-site nitrogen generation eliminates the need for expensive gas transportation and cylinder refills, resulting in significant long-term savings.
On-Demand Nitrogen Supply
The generator produces nitrogen when needed, eliminating the need to purchase, store, and refill cylinders. This ensures a continuous supply of nitrogen and prevents production interruptions.
Improved Safety
Reduced handling of high-pressure gas cylinders minimizes the risk of accidents. Includes a pressure relief valve and automatic safety shut-off in the event of a system failure.
Increased Productivity
Reliable nitrogen generation and real-time monitoring ensure smooth and uninterrupted production.
Typical Applications
Frequently Asked Questions
What is a nitrogen generator?
A nitrogen generator is a machine that produces nitrogen on-site by separating it from compressed air. It typically uses technologies such as pressure swing adsorption (PSA) or membrane separation to produce high-purity nitrogen for a variety of applications, including laser welding.
Why choose a nitrogen generator with PLC control and a concentration meter for laser welding?
Precise control: PLC control ensures optimal operation and efficiency, reduces energy consumption, and maintains consistent nitrogen purity. Real-time monitoring: A concentration meter ensures that nitrogen purity remains within acceptable limits, ensuring the best quality welds.
How are nitrogen generators used for laser welding?
In laser welding, nitrogen generators provide high-purity nitrogen to protect the weld area from oxidation during the welding process. Nitrogen creates an inert atmosphere around the weld, ensuring a clean, high-quality, and strong weld. Nitrogen generators use PSA or membrane separation technology to separate nitrogen from air and deliver it at the required purity and flow rate.
What is the required nitrogen purity for laser welding?
Laser welding typically requires nitrogen purity of 99.99% to 99.999%. This high purity ensures the weld area is oxygen-free, preventing oxidation and ensuring clean, high-quality welds.
Why should I use a nitrogen generator instead of a cylinder?
Using a nitrogen generator offers many advantages: Cost savings: Avoid the recurring costs of purchasing and refilling cylinders. On-demand supply: Generate nitrogen at any time, ensuring continuous operation. Improved safety: Reduce the risks of handling and storing high-pressure cylinders. Convenience: Eliminate the need for external nitrogen suppliers, saving time and effort.
What nitrogen flow rate is required for laser welding?
The nitrogen flow rate required for laser welding depends on the scale of the welding operation and the specific equipment used. Typical flow rates range from 10 Nm³/h to 500 Nm³/h, with customization options available to meet specific needs.
What is the typical lifespan of a nitrogen generator?
A well-maintained nitrogen generator can last 10-15 years or more, depending on the model and usage. Regular maintenance, such as changing filters and monitoring molecular sieves, ensures long-term reliability and performance.
Can I customize a nitrogen generator for my specific welding needs?
Yes, nitrogen generators are highly customizable. Purity, flow rate, and pressure can be tailored to meet the needs of different industries and welding applications, ensuring optimal system performance.
What maintenance does a nitrogen generator require?
Nitrogen generators require minimal maintenance. Routine maintenance includes: changing filters as needed; inspecting and cleaning components such as valves and instruments; and periodically replacing the carbon molecular sieve (in PSA systems). Most maintenance tasks are simple and can be performed by in-house personnel with minimal training.
What are the advantages of a nitrogen generator over traditional nitrogen supply methods?
Cost-effective: Reduces reliance on expensive nitrogen cylinders and shipping costs. Convenient: Provides a continuous, on-site nitrogen supply, ensuring uninterrupted operations. Safe: Eliminates the need to transport and store high-pressure cylinders, reducing the risk of accidents. Environmentally friendly: Nitrogen is generated on-site, resulting in no emissions or waste.
How do I choose the right nitrogen generator for laser welding?
When selecting a nitrogen generator for laser welding, consider the following: Nitrogen purity required for your specific welding application. Flow rate that matches the output needs of your laser welding machine. Size and space requirements for integrating the generator into existing equipment. Budget and energy efficiency for long-term operational savings.
Service & Commitment
After-Sale
We provide a 1-3 year warranty and lifetime maintenance for our products. During the warranty period, any functional defects (excluding artificial or force majeure factors) can be repaired or replaced free of charge (except for wearing parts). After the warranty period, we will charge for the workpiece based on the actual situation.
Quality Control
A highly skilled and rigorous quality inspection team is employed during the material procurement and production.
Our quality control strictly tests 100% of all finished machines we deliver to engineering departments.
We will offer the customer detailed machine pictures and test videos before delivery.
OEM Service
Thanks to our extensive experience, custom and OEM orders are warmly welcomed. All OEM services are free. Customers only need to provide us with their logo drawing, functional requirements, colours, etc.
There is no minimum order quantity required.
Privacy
Your personally identifiable information (such as your name, address, email address, banking information, etc.) will not be disclosed or shared with any third party.
All inquiries, questions, or requests for assistance will be responded to within 24 hours, even during holidays. If you have any urgent questions, please call us.
Terms Of Payment
A 30% T/T down payment is required, and the balance should be paid before shipment.
Other payment terms are PayPal, Western Union, etc.
Document Support
All documents supported for customs clearance: contracts, packing lists, commercial invoices, export declarations, etc.
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