软开关高增益横向反向直流-直流转换器基于可再生能源应用的三绕合电感器
Sriramkumar Venkatesan1, Arun Nandagopal2
1School of Electrical Engineering, Vellore Institute of Technology, Vellore, 632014, Tamil Nadu, India.
Scientific reports
|March 17, 2025
概括
这项研究介绍了一种新型的高增益直流到直流转换器,使用可再生能源的合电感器. 它通过更少的组件实现了软切换和增强的电压增益.
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:
- 高效的直流转换至直流转换对于整合可再生能源至关重要.
- 传统的转换器经常面临高压增益和开关损失的挑战.
研究的目的:
- 为可再生能源应用提出一个非隔离的,软切换的,高收益的直流至直流转换器拓.
- 使用三线合电感器 (CI) 以降低转速比率实现高电压增益.
主要方法:
- 拟议的拓采用被动电路,用于能量循环和电压增益增强.
- 在控制开关的关机时间内实现软开关,最大限度地减少开关损失.
- 使用PSIM模拟进行了性能分析,并使用dSPACE控制器上的250W原型进行了验证.
主要成果:
- 基于合电感器 (CI) 的拓学显著提高了输出电压的增益.
- 被动电路有效地回收磁性元件能量,提高输出电压.
- 减少了组件数量和改善了软切换性能.
结论:
- 新型转换器拓为可再生能源系统中高压增益直流转换为直流转换提供了一个有前途的解决方案.
- 该设计有效地减轻了切换损失和二极管逆回收问题.
- 拟议的方法提供了一种具有成本效益和效率的功率转换方法.
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