毕业论文---混合储能系统在公交车上的应用

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1、 I 混合储能系统在公交车上的应用 摘 要 电能是人类生活中最重要的能源。随着国民经济的发展， 人民生 活水平不断提高，电力用户对电能质量提出了更高要求。 在提高电能 质量方面，储能元件正发挥着越来越大的作用。本文中对超级电容器 储能技术进行了研究。 超级电容器是一种新型储能元件， 有储电能力 高，功率密度大的优点，可以快速充放电，而且寿命长，是高效实用 的储能元件。 文中对电能质量问题的现状和超级电容器储能系统进行 了介绍， 分析了超级电容器储能系统的工作原理， 建立了储能系统的 数学模型并对控制器进行了设计， 在此基础上对系统电路进行了硬件 设计，并进行了仿真分析。 根据超级电容器的应用实

2、例， 本文设计了基于混合型超级电容器 的电动车混合动力电源系统， 以提高动力电源的输出特性，实现能量 的优化匹配。为超级电容器在电动车中的应用进行了初步地探索。 关键词：混合储能系统，超级电容器，蓄电池，仿真 II MIX STORED ENERGY SYSTEMS ON PUBLIC TRANSPORTATION APPLICATION ABSTRACT Power is the most important resource in our daily life. Higher power quality has been requested by commercial and indust

3、rial customers with the rapid development of economics and technology. Power storage equipments play a very important role in improving the power quality. Super capacitor is a new power storage quipment with the advantages of high power capacity, high energy density, rapid charging and discharging p

4、rocess, and virtually unlimited cycle life. The power storage technique in super capacitors was studied in this paper. Power quality and super capacitor devices were illustrated. The operating principle of super capacitors was investigated and amahematical model was established to design the controllers. Every piece of hardware and software in the system circuit was installed, and simulation experiments were performed. As an example of the application for super capacitors,we design