基于新的交叉切换感应电容器的优化直流-直流转换器,用于验证可再生能源应用中的高压增益
Ammar Falah Algamluoli1, Xiaohua Wu2, Mustafa F Mahmood3
1School of Automation, Northwestern Polytechnical University, Xi'an, 710072, China. Ammar.Algamluoli@coeng.uobaghdad.edu.iq.
Scientific reports
|September 30, 2023
概括
本研究介绍了一种优化的直流-直流转换器,使用修改过的开关电感器-电容器技术,用于可再生能源系统中的超高电压增益. 新的设计实现了高效率和降低压力,非常适合功率转换应用.
科学领域:
- 电气工程 电气工程
- 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
背景情况:
- 有效的直流-直流电压转换对于整合可再生能源至关重要.
- 现有的转换器经常面临高电压增益,效率和组件应力等挑战.
研究的目的:
- 引入一个优化的直流-直流转换器,具有超高电压增益能力.
- 为了提高效率并减少电力电子转换器中的电压/电流压力.
主要方法:
- 整合了经过修改的开关感应器 (MSL1) 电池,具有共振操作.
- 将修改过的开关电感器 (MSL2) 与合电容器集成在一起,以实现双重提升.
- 添加了修改过的开关电容器 (MSC) 与辅助开关,以实现超高增益.
主要成果:
- 在400W输出功率下实现超高电压增益 (20-40V至200-400V).
- 证明了96.2%的高效率,降低了电压和电流压力.
- 连续输入电流与零脉冲,即使在低功率周期.
结论:
- 拟议的直流-直流转换器有效地实现了可再生能源应用的超高电压增益.
- 该设计在效率,元件应力降低和连续输入电流方面提供了显著的优势.
- 数学建模和实验验证证证了转换器的性能和可行性.
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