太阳能光伏发电光源跟踪控制系统硬件部分设计学士学位论文.docVIP

本科毕业设计论文 题目：太阳能光伏发电光源跟踪控制系统 —硬件部分 院 系： 电子信息工程学院 学科专业： 电气工程及其自动化 2010年 6月 太阳能光伏发电光源跟踪控制系统 ——硬件部分 摘要 太阳能是一种非常具有开发潜力的能源，世界各国都在积极开发利用太阳能。我国太阳能的利用，在近十年发展得非常迅速，但是我国的太阳能利用技术还比较落后，且太阳能利用的局限性很大。为了进一步扩大太阳能的利用范围，提高太阳能的利用率，本文开发了一套太阳跟踪与驱动系统，该系统能够使太阳能利用装置时刻保持与太阳光线垂直，其结构简单、成本低廉且跟踪精度高，可用于太阳灶、太阳能热水器等各种太阳能装置上，具有一定的实用价值。 设计的太阳跟踪与驱动控制系统主要由三大部分构成：传感器、控制器、机 械跟踪平台。传感器由独立的四片光电池组成，用于大范围跟踪太阳，控制器硬件以单片机C8051F020为核心，完成了控制器的硬件电路设计和制作，系统的硬件电路包括，模拟输入电路，电机驱动电路，电源电路等。 关键词:太阳跟踪，传感器，控制器，跟踪平台 Solar photovoltaic energy sources tracking control system ——The hardware part Abstract Solar energy is a kind of energy with great potential development,and many countries is trying to utilize it.The use of solar energy is developed very fast in our country in recent ten years.But the technology of utilizing solar energy is still relatively backward,and the application of solar energy is restricted by many factors.To widen the use of solar energy and increase the utilization of solar energy,the solar energy traking and driving system is designed in this paper.The system can guarantee that the deviceice of utilizing solar energy is vertical to sun streams,and it has simple structure, low cost and high tracking precision.The system can be used in many kinds of solar installations such as solar cooker and solar water heater,and it has certain practical value. In the paper,the designed solar tracking and drive control system are mainly composed of three major components:sensors,controllers and mechanical tracking platform.The sensor is mainly composed of four photocell which could achieve large-scale tracking the sun.C8051F020 is used as the core in the controller.Hardware circuit design and production are accomplished.The system hardware circuits are composed of analog input circuit,the motor drive circuit,power circuit and so on. Keywords:Solar tracking,sensor, controller,tracking platform 目录 中文摘要………………………