Hydrogen, an increasingly vital component in various industrial processes, from chemical manufacturing to energy production, presents a unique challenge in safety: its flames are notoriously difficult to detect with the naked eye. Unlike hydrocarbon fires that emit visible light and significant heat, hydrogen flames are largely non-luminous and radiate very little infrared energy in the wavelengths typically picked up by standard thermal cameras. This “invisible” nature of hydrogen fires makes early detection critical yet complex, posing significant risks to personnel and assets. At Shanghai Gewei Electronic Safety Equipment Co., Ltd. (GEWEE), we understand these challenges, and our advanced flame detection equipment is engineered to tackle them head-on. Among our innovative solutions, the GEWEE GW820UVIR3 Flame Detector stands out as a paramount example of our commitment to safety excellence, particularly in environments prone to hydrogen hazards.
The Science Behind Invisible Flames and Advanced Detection
The difficulty in detecting hydrogen flames stems from their combustion byproducts – primarily water vapor – which do not produce significant soot or carbon particles that would normally glow and emit visible light. While they do emit some infrared radiation, it’s often in narrow bands and at lower intensities compared to other fuels. This necessitates a multi-spectral approach that leverages wavelengths beyond the typical human perception, such as Ultraviolet (UV) and specific Infrared (IR) bands. GEWEE’s expertise in UV/IR and multi-spectral technology, combined with advanced AI analysis, forms the bedrock of our high-precision flame detection solutions.
Introducing the GEWEE GW820UVIR3: A Beacon in the Invisible
Designed with the most demanding industrial environments in mind, the GW820UVIR3 represents the pinnacle of modern flame detection technology. This detector is specifically engineered to overcome the limitations of traditional systems, offering unparalleled accuracy and reliability in detecting hydrogen flames, as well as a wide range of other hydrocarbon fires. Its core strength lies in its sophisticated combination of UV and IR sensing capabilities, which are crucial for distinguishing actual flame signatures from false alarms.
The GW820UVIR3 is not just a sensor; it’s an intelligent safety guardian. It incorporates a 32-bit high-precision data processing chip, alongside imported low-noise infrared pyroelectric sensors and ultraviolet photovoltaic sensors. This robust hardware foundation allows for multi-sensitivity levels, ensuring adaptability to various operational conditions and reducing maintenance costs.
Key Features and Unrivaled Performance of GW820UVIR3:
- Superior Detection Range and Angle: The GW820UVIR3 boasts an impressive axial detection distance of over 60 meters, coupled with a wide detection angle (IR >110°, UV >120°). This extensive coverage minimizes the number of units required for comprehensive protection across large areas.
- Advanced Algorithmic Intelligence: At the heart of its accuracy are sophisticated algorithms that analyze the complex spectral signatures of flames. This allows the GW820UVIR3 to precisely detect flames while effectively eliminating false alarms caused by arc welding, hot objects, or sunlight.
- Lens Contamination Detection: A critical feature for long-term reliability in harsh environments, the detector can actively sense lens contamination, prompting necessary cleaning and ensuring continuous optimal performance without compromising detection capability.
- Robust Construction and Certifications: Built with durable cast aluminum (optional stainless steel) and achieving IP66/IP67 protection levels, the GW820UVIR3 is dustproof and waterproof, designed to withstand extreme industrial conditions. It carries essential certifications including CCC, SIL2, SIL3, and explosion-proof ratings (Ex d IIC T6 Gb / Ex ID A21 IP66/67 T80°C), attesting to its compliance with stringent international safety standards.
- Rapid Response: With a standard response time of ≤20 seconds (or a high-speed variant at ≤1 second), the GW820UVIR3 ensures that potential hazards are identified and alarms are triggered almost instantaneously, allowing for immediate action.
Technical Specifications of GW820UVIR3:
| Parameter | Specification |
|---|---|
| Detection Angle | IR >110°, UV >120° |
| Detection Distance (Axial) | Over 60 meters |
| Response Time | ≤20s (High-speed type ≤1s) / <10s |
| Output | 2 Relay outputs / 4-20mA current output |
| Working Voltage | DC24±6V |
| Working Temperature | -10°C ~ 55°C (Standard) or -40°C ~ 70°C (Enhanced) |
| Humidity | 0 – 95%RH (Non-condensing) |
| Explosion-proof Rating | Ex d IIC T6 Gb / Ex ID A21 IP66/67 T80°C |
| Protection Level | IP66/IP67 |
| Material | Cast aluminum (Optional stainless steel) |
| Dimensions / Weight | 172mm x 152mm x 132mm / 1.1kg |
Applications and Broader GEWEE Expertise
The GW820UVIR3 is ideally suited for critical applications where hydrogen is present, including but not limited to oil & gas facilities, petrochemical plants, chemical industries, military installations, tunnels, and large industrial plants. Its robust design and superior performance make it an indispensable asset in ensuring safety in the most challenging environments.
Our commitment at GEWEE extends beyond just specialized hydrogen detection. Shanghai Gewei Electronic Safety Equipment Co., Ltd. offers a comprehensive portfolio of flame detectors, including the GW100, GW300, GW800, and GW810 series. These products utilize advanced UV/IR and multi-spectral technologies, combined with AI analysis, to deliver precise flame detection across diverse industrial landscapes. Whether it’s the compact GW100UV for small spaces, the long-range GW800IR2, or the versatile GW300UVIR3 for broad applications like automotive and warehousing, we have a solution tailored for every unique safety requirement.
Beyond flame detection, GEWEE also provides advanced gas detection systems capable of intelligently adapting to environments and precisely monitoring combustible and toxic gases. Our holistic approach to safety is further enhanced by our cutting-edge IoT systems and cloud platforms, which enable seamless integration, real-time monitoring, and centralized management of all safety equipment, ensuring a truly intelligent and responsive safety infrastructure.
Why Choose GEWEE?
Choosing GEWEE means opting for unparalleled precision, reliability, and innovation in safety solutions. Our products, like the GW820UVIR3, are a testament to our dedication to leveraging advanced technology to protect lives and assets. With extensive certifications, robust designs, and a deep understanding of industrial safety needs, we empower businesses to operate with confidence, knowing that invisible threats are effectively monitored and managed.
In a world where safety cannot be compromised, GEWEE stands as your trusted partner, delivering state-of-the-art detection technology that sees the invisible and protects the invaluable. Our continued investment in R&D ensures that our flame detection equipment remains at the forefront of industry standards, providing the most reliable and effective solutions for even the most challenging environments, including the critical realm of hydrogen flame detection.