单开关非隔离直流-直流转换器的审查,特性和合成,具有广泛的转换范围
Fernando Lessa Tofoli1, Thaís Martins Jajah Carlos2, Aniel Silva Morais2
1Department of Electrical Engineering, Federal University of São João del-Rei, São João del-Rei 36307-352, Brazil.
Sensors (Basel, Switzerland)
|April 13, 2024
概括
本研究介绍了用于高压转换的新型单开关直流-直流转换器. 该研究探讨了它们的设计,效率和组件数量,比传统的级联转换器提供了优势.
科学领域:
- 电气工程 电气工程
- 电力电子 电力电子 电力电子
- 电路设计 电路设计
背景情况:
- 级联转换器提供广泛的转换范围,但存在冗余,效率下降和控制复杂性的问题.
- 单开关方位直流-直流转换器是已知的解决方案,但其设计动机和局限性尚未得到充分探索.
- 现有的文献缺乏单开关版本的多级级联转换器.
研究的目的:
- 通过使用移植方案合成新型单开关非隔离的直流-直流转换器.
- 为了实现高降压和/或高升压的电压转换比率.
- 分析关键性能指标,包括电压增益,开关应力,组件计数和电流行为.
主要方法:
- 研究了单开关非隔离直流-直流转换器的合成.
- 采用了一个用于拓生成的接方案.
- 分析了电压增益,主动开关应力,组件数和输入/输出电流特征.
主要成果:
- 成功合成了新的单开关直流-直流转换器拓.
- 证明了高降级和/或高升级转换的能力.
- 在效率,组件数和控制复杂性方面提供了对权衡的详细分析.
结论:
- 拟议的单开关转换器为高转换率的级联结构提供了可行的替代方案.
- 接种方案可以开发高效和简单的功率转换解决方案.
- 进一步研究由此产生的结构的优缺点是有必要的.
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