基于单片机控制路灯节电系统的研究  

Study of an energy-saving equipment ofstreet light based on MCU

作　　者：李朝生[1] 林鹤云[1] 周进友[2] 包金明[2] 

机构地区：[1]东南大学电气工程学院,江苏南京210096 [2]东南大学自动化学院,江苏南京210096

出　　处：《节能》2007年第5期20-22,共3页Energy Conservation

摘　　要：介绍了一种以单片机为核心的路灯照明智能节电系统,详述了节电原理,阐述了变压器容量和抽头设计,给出了单片机控制硬件和软件设计,包括单片机及其外围电路、电流与电压采样电路和驱动电路等硬件结构,以及控制策略和软件流程。该节电系统采用单片机改变变压器抽头,降低负载电压来实现节电,能延长灯具寿命,具有无谐波、免维护、可靠性高、成本低、节电效果明显等优点。Introduced a kind of intelligent energy-saving equipment based on MCU and described the principle of energy-saving and the design of capacity of transformer and its windings.The MCU control hardware and software were designed,which consist of peripheral circuit,current and voltage sampling circuits,driving circuit,control strategy and software flow.The device saves energy by changing transformer's windings using MCU and reducing load supplied voltage.This system has such advantages as long-life,no harmonic,non-maintenance,high reliability,low-cost and energy-saving.

关 键 词：变压器 单片机 节电 智能控制 

分 类 号：TM923.01[电气工程—电力电子与电力传动]