基于单片机的光伏双轴跟踪系统  

Photovoltaic Double Axis Tracking System Based on Microcontrollers

作　　者：杜立伟 马逊[1] 刘祖明[1] 赵泰祥 申其豪 廖华[1] 李景天[1] DU Li-wei MA Xun LIU Zu-ming ZHAO Tai-xiang SHEN Qi-hao LIAO Hua LI Jing-tian(School of Energy and Environmental Sciences,Yunnan Province Key Lab of Rural Energy Engineering, Yunnan Normal University, Kunming 650500, Chin)

机构地区：[1]云南师范大学能源与环境科学学院,云南省农村能源重点实验室,云南昆明650500

出　　处：《云南师范大学学报（自然科学版）》2017年第5期8-12,共5页Journal of Yunnan Normal University:Natural Sciences Edition

基　　金：国家自然科学基金资助项目(51367019)

摘　　要：基于单片机控制,在跟踪部分采用两台直流减速电机来分别实现高度角及方位角的实时跟踪,设计了一套具有高精度的太阳能跟踪系统装置,以实现太阳电池组件接收太阳辐照度的最大化.该系统通过在感光元件模块上的光敏电阻来进行数据采集,利用单片机计算后,驱动两台电机进行相应操作.对固定式系统和本文设计的双轴跟踪式系统接收的辐射量和发电量进行对比实验,监测各系统电流、电压、环境信息以及水平面上的太阳辐射等.测试表明,本系统工作达到了预期的效果,实现了对太阳光照位置精确的实时跟踪.Based on the microcontrollers control,two DC gear motors are used to realize the real-time tracking of the height angle and the azimuth angle respectively.A set of solar tracking system with high precision is designed.The system through the photosensitive element in the photosensitive resistor on the data acquisition,the use of single-chip computing,the two motor drive the corresponding operation.The comparison of the amount of radiation and power generation received by the fixed system and the biaxial tracking system designed in this paper is carried out to monitor the current,voltage and environmental information of each system,and the solar radiation on the horizontal plane.The test shows that the system works the expected effect is achieved by real-time tracking of the location of the sun＇s light.

关 键 词：单片机 双轴跟踪系统 光敏电阻 光伏发电量 

分 类 号：TU18[建筑科学—建筑理论]