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How to improve the night vision effect of explosion-proof infrared cameras

2024-4-10      View:

In industries such as petrochemicals, petroleum crude oil, refined oil, natural gas, and refined or synthesized chemical raw materials are prone to safety hazards such as fires and explosions during production, storage, and transportation.


Explosion proof infrared thermal imaging technology is a high-tech detection technology for non-contact temperature measurement. It integrates photoelectric imaging technology, computer technology, and image processing technology. By receiving infrared radiation emitted by objects, the thermal image is displayed on a fluorescent screen to accurately determine the temperature distribution on the surface of the object. It has the advantages of accuracy, real-time, and speed.


The explosion-proof infrared thermal imaging monitoring system consists of a front-end thermal image acquisition system, a data transmission system, a data analysis server, and a client. Featuring intuitive visibility, remote viewing, no need for contact, and 24-hour real-time monitoring and warning, it can avoid significant losses caused by untimely detection.


At present, most manufacturers of explosion-proof infrared cameras on the market use IRcut to control the daytime and nighttime infrared in order to improve the high pixel video effect. They use high-power infrared lamps, which have better daytime effects. However, at night, it is easy to have insufficient power supply.


Therefore, how to improve the night vision effect of explosion-proof infrared cameras is a significant challenge faced by high-definition network explosion-proof cameras, and the infrared night vision effect is also one of the main indicators to consider the quality of the camera. Shenzhen Rongfang provides the following methods for reference:


One: Use a 220V power cord to connect to the explosion-proof camera end, and use a small 12V switch power supply for power supply; This solution is more complicated in wiring, but the power cord diameter can be smaller, requiring the use of a good DC12V adapter.


Secondly, the centralized power supply end uses a DV24-48V switching power supply, which is powered through a network cable, and is reduced to DC12V by adding a voltage reduction module to the front end.

Thirdly, explosion-proof infrared cameras use highly sensitive raw materials. High sensitivity raw materials include highly sensitive optomagnetic induction raw materials, extremely high frequency stability digital signal processing CPU components, and signal analysis to enhance some unique technical solutions, in order to improve the actual restoration effect of image collection under low light source conditions.


In addition, larger aperture lenses have better and clearer pixels compared to regular lenses, and filters can make the light clearer without interference. In practical operation, the explosion-proof infrared camera can be adjusted according to the actual situation.