改进了修改后的非逆转式下降/上升 (MNI-SDU) 直流-直流转换器的改进操作
Juan A Villanueva-Loredo1, Julio C Rosas-Caro2, Panfilo R Martinez-Rodriguez1
1School of Sciences, Universidad Autónoma de San Luis Potosí (UASLP), San Luis Potosí 78295, San Luis Potosí, Mexico.
Micromachines
|September 27, 2025
概括
本研究介绍了改进的非逆转式下升转换器 (MNI-SDU) DC-DC转换器的增强策略. 不同步控制工作周期显著减少波纹和电压,提高电池电压调节的整体效率.
科学领域:
- 电气工程 电气工程
- 电力电子 电力电子 电力电子
- 控制系统 控制系统
背景情况:
- 传统的直流-直流转换器经常面临效率和组件应力方面的限制.
- 电池电压调节需要稳定高效的功率转换解决方案.
研究的目的:
- 为了增强修改的非逆转式下降/上升 (MNI-SDU) 直流-直流转换器的操作策略.
- 通过减少电压/电流波纹和电压应力来优化性能.
主要方法:
- 开发了一个异步控制策略,用于两个工作周期,具有固定的时间偏移.
- 定义了适合的工作周期范围,以实现转换器的最佳运行.
- 实施基于模型的控制策略,使用使用循环造型设计的PI-PI电流模式控制器.
主要成果:
- 异步工作周期控制显著减少了电流和电压波动.
- 电容器和半导体的电应力明显减少.
- 总体效率和输出电压调节得到了改进.
结论:
- 拟议的增强操作策略为MNI-SDU转换器提供了卓越的性能.
- 这种方法非常适合用于紧且可靠的电池电压调节应用.
关键词:
这是一个PWM转换器.不同步的职责周期控制控制.电池电压调节 电池电压调节这是一个buck-boost转换器.不脉冲的输入电流是非脉冲的.双循环控制控制的两个循环.电压调节器是一个电压调节器.更多相关视频
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