低压供电LED灯具反向保护电路的节能研究

Energy-saving Design of Reverse Protection Circuit for Low-voltage Power LED Lamp

本文通过对一种低压直流电源的LED灯具防反接保护电路的原理和实例分析,阐述绿色照明LED灯具的部分控制电路对系统节能的影响,列举了案例及其电路的特征,比对现有的LED灯具防反接保护电路的成本和节能效果,分析了防反接保护电路的必要性及其节能的有益性。

Through the analysis of the principle and examples of the anti reverse connection protection circuit of a low-voltage DC power LED lamp,this paper expounds the influence of some control circuits of green lighting LED lamps on the energy saving of the system,lists the cases and the characteristics of the circuit,compares the cost and energy-saving effect of the existing anti reverse connection protection circuit of LED lamps,and deeply analyzes the necessity of anti reverse connection protection circuit and the benefits of energy saving needs.