基于模块化H桥电池的多层电压源逆变器的设计和验证
Julio Pacher1, Jorge Rodas1, Alfredo Renault1
1Laboratory of Power and Control Systems, Facultad de Ingeniería, Universidad Nacional de Asunción, Paraguay.
HardwareX
|July 27, 2023
概括
本研究介绍了用于可再生能源系统的模块化,可扩展的多层电压源逆变器 (VSI). 实验验证证了其效率和满足电源质量标准的能力,如IEEE 519-2022.
科学领域:
- 电力电子 电力电子 电力电子
- 可再生能源系统可再生能源系统
- 电气工程 电气工程
背景情况:
- 有效的电力转换对于集成太阳能和风能等可再生能源至关重要.
- 现有系统必须符合能源质量的严格技术标准,例如IEEE 519-2022.
- 多级电压源逆变器 (VSI) 为高质量的电力转换提供了一个有前途的解决方案.
研究的目的:
- 分析,设计和实验验证一个模块化和可扩展的多层VSI方案.
- 开发一个多功能实验平台,用于测试各种控制策略和转换器配置.
- 评估VSI的性能,重点关注波扭曲和信号精度.
主要方法:
- 基于H桥细胞的多层VSI的设计,具有模块化和可扩展的结构.
- 开发电压和电流信号的测量和调节电路.
- 使用能够测试3,5,7级和单/三相配置的多功能平台进行实验验证.
- 运行参数的定量分析,包括总波扭曲 (THD) 和平均平方误差 (MSE).
主要成果:
- 设计的多层VSI的成功实验验证.
- 展示了一种多功能平台,用于测试各种功率转换器配置和控制策略.
- 调和级的量化,表明符合电力质量标准.
- 精确测量电压和电流信号,用于控制算法实现.
结论:
- 拟议的基于电池的模块化和可扩展的H桥VSI是可再生能源集成的有效方法.
- 实验平台为动力电子领域的研发提供了宝贵的工具.
- 该VSI设计实现了高功率质量,满足了对波扭曲的技术标准.
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