LED Street Light Technology for Roadway Lighting Application

摘要

Safety, energy conservation, intelligent and environmental friendly are roadway lighting basic requirements. The LED street light has the good light quality, the high efficiency, easy to control and the long life. The LED street light luminous efficiency has reached the 1001m/W surmounting high pressure sodium lamp now, but the performance stability and reliability still have to improve. This paper introduces the regulations of roadway lighting, LED street light technology most recent development as well as application present situation in Taiwan, and also discusses the opportunity and the challenge of LED road lighting.