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Due to the complexity of the urban subway network, the lighting tools need to experience long-term overloaded operation. In order to ensure the safe travel of passengers, the LED subway lights responsible for the lighting of the interval tunnels need to meet strict reliability requirements. Such high requirements are mainly reflected in the lighting value, uniformity of illuminance, color rendering index, quality characteristics, durability, protection, environmental protecti…
We have analyzed the following points for the reasons for the heat dissipation failure of LED explosion-proof lamps:1. The thermal resistance of the LED light source is large, and the heat of the light source cannot be dissipated. The use of thermal paste will make the heat dissipation movement fail.1. Use the aluminum substrate as the PCB to connect the light source. Because the aluminum substrate has multiple thermal resistances, the heat of the light source cannot be trans…
For led lamps, it is applied in a wide range of places. In different places, the lamps used are also different. In some domestic factories and workshops, what kind of installation conditions and lighting requirements are generally used? For led lamps, this also has certain requirements. Today, the editor of Changyuan Lighting will explain this content to you. The content is for your reference only.In our country's lighting standards, the illumination requirements of different…
Tunnel lights are special lamps used for tunnel lighting in order to solve the "black hole effect" or white hole effect" caused by the sudden change in brightness when vehicles enter or exit the tunnel. The light source is generally used: sodium lamp, metal halide lamp and sometimes Use electrodeless lights. Tunnels are special sections of highways. When vehicles are entering, passing and exiting the tunnels, a series of visual problems will occur. In order to …
For led lamps, it is applied in a wide range of places. In different places, the lamps used are also different. In some domestic factories and workshops, what kind of installation conditions and lighting requirements are generally used? For led lamps, this also has certain requirements. Today, the editor of Changyuan Lighting will explain this content to you. The content is for your reference only.In our country's lighting standards, the illumination requirements of different…
The 25th Guangya Exhibition will hold the "2020 Aladdin Online Lighting Exhibition" at the same time to help companies improve the exhibition effectThe 25th Guangzhou International Lighting Exhibition will be held in Guangzhou·China Import and Export Fair Complex from October 10th to 13th. The offline exhibition will be held at the same time as the 2020 Aladdin Online Lighting Exhibition (the official online exhibition of Guangya Exhibition) , 8 major display method…
2020.09.29
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