Recently, many people in Zhenjiang City, Jiangsu Province, found that the lights of Jingjiang Road in Zhenjiang City, which was opened to traffic, seem to be brighter than other sections of the road. The author learns from Zhenjiang Wenlu Group that the road lighting quality of Jingjiang Road not only exceeds the national standard, but also its energy-saving rate is as high as 80%.

It is understood that as the first road lighting energy-saving renovation project in Zhenjiang urban area to adopt contract energy management mode, the Jingjiang Street Lamp project is based on an average of 11.5 hours of light per day. More than 900 AC direct-drive high-light-efficient LED street lamps save nearly 1.3 million degrees of electricity per year and save high energy and cost compared with the usual high-pressure sodium lamps. Up to 80%.



At the same time of energy saving, the pavement lighting quality of this section also greatly exceeded the national standard. The LED lamp used in this section has a color index twice that of the high-pressure sodium lamp, and the color temperature is 2950k. The light is light yellow. It can ensure that the road surface is clear, the color is true, and the pedestrians"vision is comfortable. At the same time, the average illumination of the road surface in this section reaches 34 ~ 44lx, which exceeds the upper limit of the national standard of 20 ~ 30lx.