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Blast Furnace Top Thermal Image Distribution Monitoring System

This specialized thermal imaging system is designed for blast furnace top monitoring, delivering non-contact measurement of burden surface temperature distribution. It provides real-time thermal profiling to detect uneven charging, channeling, and other anomalies. With high-precision infrared technology and intelligent analysis, it enables optimized furnace operation, improved combustion efficiency, and early warning of potential issues—ensuring stable production and energy savings in ironmaking processes.

Model:LM-GL640

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Blast Furnace Top Thermal Image Distribution Monitoring System

Product Parameter

Technical parameters	1. Thermal imager type: dedicated refrigeration thermal imager 2. Detector type: uncooled focal plane 3. Induction wavelength：8μm～14μm 4. FPS:50Hz 5. Measuring Range: +50℃～+800℃（can be expanded to 1000 degrees） 6. Lens field of view: 97°(horizontal viewing Angle: 79.6°, vertical viewing Angle: 63.4° 7. Manual focus function to achieve accurate focus, to ensure the picture clear 8. Lens rotation function. The lens can rotate by 355° 9. Data interface: 100M-1000M Ethernet 10. Type of lens jacket (probe) : air-cooled seal jacket 11. Lens sheath front aperture: Φ 5 mm 12. Ambient temperature of lens jacket front end: +800℃ 13. Wall hole size: Φ180 mm (consistent with infrared imager (network) 14. Infrared thermal image: When the furnace top temperature is 90℃, the thermal image instrument can receive near infrared signal. When the furnace top temperature is as low as 100℃, the thermal sensitivity of the image is guaranteed to be clear:<0.1℃ 15. Ambient temperature of lens jacket front end: ＞1000℃
Actuator and software parameters	1. 24 hours of continuous work, the inner temperature of the protective cover ＜42℃ 2. The thermal imager (imager) and lens can be removed from the sheath (probe) to avoid gas leakage during maintenance. The front end of the lens can be automatically blown and scraped at any time with automatic protection function (when water and gas stop). 3. It has image information processing system and temperature measuring software 4. With interface with computer control system, and optical fiber interface is used outside 5. Observe the image and temperature change in furnace in real time on the computer monitor. According to the Angle of distribution can automatically display the circumference of the multi point temperature (Edge≥24, center ≥4, ≥11 laps), or optional circumference and linear coordinate point display temperature, with image recognition function
Cooling Gas	1. Cooling medium: dry, oil-free, dust-free, continuous industrial N 2, flow rate (consumption) ~20m3/h 2. Medium pressure: 0.5Mpa≤pressure≤0.8Mpa 3. Medium temperature：≤40℃
Cooling water	1. Cooling medium: clean, continuous industrial soft water, flow rate (circulation) ≈1.5m3/h 2. Medium pressure: 0.2mpa ≤pressure≤ 0.4mpa 3. Medium temperature: ≤45℃
Power supply	1. Supply voltage: AC 220V±5% 50Hz 2. Infrared thermal imaging: DC24V 50Hz

FAQ

Q1: What makes Luming a reliable supplier for blast furnace monitoring system solutions?
A: Luming is a professional manufacturer of industrial blast furnace monitoring system solutions, investing over 3 million yuan annually in R&D to address high-temperature monitoring challenges. With ISO9001 certification and multiple invention patents, our systems are trusted across steel, cement, and glass industries for delivering precise thermal imaging and stable production support.

Q2: Can your blast furnace monitoring system withstand extreme internal temperatures?
A: Yes. Our blast furnace monitoring system is engineered for harsh metallurgical environments. The probe features a lens jacket rated for ≥1000°C, supported by a dual cooling system (industrial nitrogen + soft water) to protect the core imager. It delivers accurate temperature measurement from +50°C to +800°C (expandable to 1000°C), ensuring reliable 24/7 operation.

Q3: What anomalies can this blast furnace monitoring system detect in real time?
A: This intelligent blast furnace monitoring system identifies critical issues such as uneven charging, channeling, gas breakout, and burden surface anomalies. Equipped with advanced image processing software, it automatically displays multi-point temperatures and thermal distribution maps, helping operators optimize combustion efficiency and prevent safety hazards proactively.