基于步进电机的太阳跟踪系统设计  

Design of a Sun-tracking System based on Step Motor

作　　者：马健[1] 向平[1] 赵卫凤[1] 毕玉庆[1] 

机构地区：[1]西北工业大学,陕西西安710072

出　　处：《电力电子技术》2008年第9期34-36,共3页Power Electronics

摘　　要：在碟式太阳能热发电中,跟踪系统能够大大提高太阳能的利用率。依据高精度的太阳位置算法,利用32位ARM(Advanced RISC Machines)嵌入式微处理器,以步进电机作为执行机构,实现了双轴太阳跟踪系统的设计。试验表明,跟踪精度能够满足碟式太阳能热发电的需要,系统的性能稳定、功能丰富,具有较高的实用价值。In solar thermal power generation of parabolic dish,the tracking system can greatly enhance the utilization of solar energy.Based on high-precision location of the sun algorithm,using 32-bit ARM（Advanced RISC Machines） embedded microprocessors,the stepping motor as the executing agency,biaxial solar tracking system is designed.Test shows that tracking accuracy meets the dish solar thermal power generation needs, and the system possesses the features of stability performance, rich in functions and great practical value.

关 键 词：跟踪系统 太阳能发电 步进电机 

分 类 号：TM615[电气工程—电力系统及自动化]