What's the promotion situation of led road lights in US

The United States promoted the use of LED street light and LED tunnel light as the government support program on February 12, 2007, the Raleigh Department North Carolina the implementation of the promotion of urban LED street light and led street lighting Manufacturer plan Department of Energy (DOE ) of the United States led in the city, DOE and CREE company announced the members participating in LED City program in the world would cooperate with the DOE Municipal solid-State Lighting Association on September 29, 2010. There are 24 world's cities participating in the program, which are New York City, San Francisco, Los Angeles, etc. China also has Huizhou and Tianjin, BremenGermany, Apex Keogh Italy, etc. Guangdong. MunicipalSolidState Lighting Association will conduct technical assessments of the case participating in experiments, and provide ongoing support for the organization 's structure, there area detailed reports on the DOE website.

The practice target DOE promote LED lighting products is not limited to LED street light and LED tunnel light and other outdoor lighting, indoor lighting is also the case, but the gate way are used for the title of the report, which means "entry way" , the case of gateway of LED tunnel light and LED street light and other outdoor lighting tests are summarized in shown in Table 1 the last two years, it can be seen from the table, there are residential areas, 3 × 2 lanes, bar ceiling (sidewalk), squares and other different kinds of places. As can be seen, these tests are not chosen on the led street lighting Manufacturer where high-speed car drive.

Interpretation of the development trend of road lighting of Europe and America in recent years,

The main sources of foreign road lighting is currently HPS, CPO (a low color temperature and white ceramic metal halide lamp, the color temperature is about 2750K, so Ra70, said Cosmopolies in PHILIPS) is favored by the main light source in Europe for lighting in Voeux Road Central, non-road vehicle trails and residential areas. it is known as Ceramic Metal Halide CMH in the United States.

US LD + A magazine reported Chicago which is the second largest city in the United States decided selection of CMH as the preferred source of Chicago street after the comprehensive comparison of CMH, LED street light and led street lighting Manufacturer on May 2010, and the installation of 15000pcs has been completed on the 400 km long Xilin boulevard.

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