On the 14th, the reporter learned from the Guangzhou Metro Company that the transformation task of the general lighting of the subway line 1 tunnel has been completed recently. The original high-pressure sodium lamps of the tunnel have been replaced with integrated high-power energy-saving lamps. After the replacement of the lights, the annual electricity cost can be saved by 150,700. Yuan, the annual comprehensive cost savings of 229,900 yuan.
It is understood that the integrated high-power energy-saving lamps are cheap, long-life, less faulty, easy to maintain, and have the advantages of energy saving and safety. Previously, the subway company first carried out a pilot transformation of 20 high-pressure sodium lamps in the tunnel from Chenjiatun to Ximenkou Station, installed 45W integrated high-power energy-saving lamps, and compared the high-pressure sodium lamps and integrated energy-saving lamps. test. Through a comparison of time, it is found that the lighting effect is equivalent. In the second half of last year, the MTRC began to replace the original lighting of the No. 1 line tunnel. A total of 1,800 high-pressure sodium lamps were replaced by integrated high-power energy-saving lamps. Through this energy-saving renovation, without any increase in costs, it can save 193,100 kilowatt-hours per year, and save electricity costs of 150,700 yuan per year. The annual comprehensive cost can be 229,900 yuan.
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