Light source analysis for low-light street lighting / Abdul Qudus Ahmad

This paper presents the analysis of light sources that suitable for low-Light Street lighting. The word low-light means the street lighting placed above the ground and to the side of the road without pole. This is the new ideas to improve the technology of street lighting. The analysis was done to improve the performance of street lighting and at the same time can help to reduce the installation or maintenance cost. There are four types of light sources that used in this analysis which is light emitting diode (LED) Spotlight, Halogen spotlight, Metal halide and High pressure sodium vapour. These analysis only covers the type of light source that think comply for low-light street lighting. It have not analyzed the casing design, how to put the light on the road, the glare and others. The comparison between each type of light source was based on the characteristic of lamp and the amount of illuminance radiated by the light source for each different position on the road. According to the experimental result, the LED very suitable for low-light street lighting compare with the others.