一个单相直接的buck-boost交流-交流转换器,具有最小数量的组件
Fawzy Adel1, Azza E Lashine2, Awad E El-Sabbe2
1Electrical Engineering Department, Faculty of Engineering, Menoufia University, Shebin El-Kom, 32511, Egypt. fawzy.adel@sh-eng.menofia.edu.eg.
Scientific reports
|June 2, 2023
概括
一个新的单相直接脉冲宽度调制 (PWM) 提升AC-AC转换器提供了高效率的最小组件. 这种高效的功率转换器非常适合电压下降和膨胀补偿,因为它具有连续电流和共享地面.
科学领域:
- 电气工程 电气工程
- 电力电子 电力电子 电力电子
背景情况:
- 交流-交流转换器对于电源质量至关重要.
- 现有的转换器经常面临效率和部件数量的挑战.
- 电压下降和膨胀会降低电源质量,需要有效的补偿.
研究的目的:
- 提出一种新的单相直接脉冲宽度调制 (PWM) 提升AC-AC转换器.
- 为了证明其高效率和降低组件数量.
- 为了突出其适用于电压下降和膨胀补偿的适用性.
主要方法:
- 开发一个单相直接PWM反推AC-AC转换器拓.
- 转换器操作的分析,包括连续输入/输出电流.
- 使用MATLAB/Simulink进行模拟,并通过实验室原型进行实验验证.
主要成果:
- 拟议的转换器通过最小数量的半导体开关和被动元件实现了高效率.
- 它使用简单的PWM控制来操作,避免软切换策略和透射问题.
- 提供连续的输入和输出电流,使电压下降和膨胀补偿成为可能.
结论:
- 这种新型的buck-boost AC-AC转换器提供了一个高效和强大的解决方案.
- 它的设计简化了控制,提高了可靠性.
- 转换器是电源质量改进应用的可行选择.
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