Discussion on the new progress of LED street lamp in Chicago

The day before the fourth session held in Chicago, the United States Department of energy solid state lighting symposium, from across the United States LED LED for outdoor lighting industry especially the latest progress of LED lamp, and the promotion process are discussed.

Scott from California, Oakland, revealed a number of difficult issues, such as the GATEWAY demonstration project in Oakland and the problem of excessive lighting over-lighting. Scott pointed out that, compared to the existing technology, they can achieve a safe lighting level with less light. Other speakers at the conference also talked about the problem of over illumination. Derry Berrigan lighting designer said that through the recent McDonald's LED installation project found that, although less than 70% of the ASHRAE level, but still achieve a satisfactory level of safety lighting. CRS electronics ScottRiesebosch pointed out that there are currently nearly 200 LED street lamp suppliers, but the supplier selection criteria are not perfect.

Dan Weinheimer said that the two LED streetlights test results held by California San Marino City, should not be excessive focus on the initial cost, and pay attention to the overall cost efficiency more, he also pointed out that other important factors that influence people decisions, such as the Public Security Department of San Marino LED night lighting performance emphasized color recognition.

WAL-MART's Ralph Williams also talked about the same problem, WAL-MART in Kansas's Levin Park LED lights better than the high-pressure sodium lamp control and management, but also more uniform. But it is not necessary for solid state lighting are installed in the parking lot all the WAL-MART, the installation project should also consider the store size, the local law and the purchase cost and other factors, in order to decide whether to install, this is not a simple project.