毕业设计论文单片机控制的太阳能充电器硬件毕业论文.doc

毕业设计（论文）-单片机控制的太阳能充电器(硬件)【毕业论文】 ABSTRACT Against the background of energy shortage and its pollution solar energy as a new kind of energy has a lot of advantages such as large reserves economic cleanliness and so on So people begin to pay more attention to the use of solar energy The paper designs a feasible solar energy charging controller and storage batteries are charged to meet the needs of low-power users This article focuses on the use of single-chip realization of solar charge control technology 100-watt solar panels to 12-volt solar battery charge controller hardware system is detailed including system hardware circuit design the various parts of the circuit functions working principles and models of selected electronic components Hardware system is composed of four parts which are DC regulated power supply circuit A D to achieve on the battery terminal voltage of the dynamic monitoring and conversion AT89S52 relay control and output switching circuit And finish the entire solar charge controller circuit schematic design and production PROTEUS simulation with circuit simulation software was accomplished and a corresponding circuit board was produced However due to time constraints failed to complete the kind of experimental test In this paper also the structure of the principle of solar cells solar panels of the Volta metric characteristics of lead-acid batteries commonly used in the work of principle was detailed and the basis of methods commonly used on rechargeable batteries was introduced Key words solar battery charge control AT89S52 ADC0809目 录 摘 要 i ABSTRACT ii 1 绪论 1 11 课题研究背景 1 com 当前面临的能源和环境问题 1 com 太阳能的开发和利用 2 com 光伏发电的特点 3 12 蓄电池充电系统 3 com的发展及其简单的类型 3 com 太阳能充电器 4 13 本课题研究的主要内容 5 2 太阳能电池的研究和分析 6 21 太阳能电池的原理 6 22 太阳能电池的分类 6 23 太阳能电池的等效电路 7 24 太阳能电池板的输出特性及影响因素 8 com池的主要参数 8 com光照强度对光伏电池转换效率的影响 10 com 温度对光伏电池输出特性的影响 10 com 本系统所采用的光伏电池 11 25 本章小结 12 3 蓄电池 13 31 蓄电池的概念及其一般特性 13 com 电池的定义 13 com 主要参数指标 13 com 充放电特性 15 32 铅酸蓄电池 16 com 铅酸蓄电池的电极反应 1