基于基准相调节的修改后提升机的设计,采用十五个级别的渐进直流链混合转换器
R Uthirasamy1, S Vishnu Kumar2, Christo Ananth3
1Department of Electrical and Electronics Engineering, Mahendra Engineering College, Namakkal, 637503, India.
Scientific reports
|February 1, 2024
概括
一个新的混合转换器增强了电动汽车发动机的太阳能发电. 该系统减少了功率损耗和组件,提高了无刷直流电机驱动器的效率和可靠性.
科学领域:
- 电气工程 电气工程
- 可再生能源系统可再生能源系统
- 电力电子 电力电子 电力电子
背景情况:
- 太阳能光伏 (SPV) 系统需要对电动汽车 (EV) 等应用程序进行高效的功率转换.
- 现有的多层混合转换器面临的挑战是部件数量,功率损失和波扭曲.
研究的目的:
- 为 SPV 应用提出一个新的 15 级级别的 DC 到 AC 混合转换器.
- 将这种转换器与电动汽车中的无刷直流电机 (BLDC) 驱动器的增压切割器集成.
- 提高电源质量和系统可靠性,同时减少损耗和组件数量.
主要方法:
- 一个带有十五级混合转换器的提升机电路的设计和接口.
- 实现串联操作的直流连接模块,以实现十五级直流连接电压.
- 使用dspic基于数字控制器的门触发电路进行波缓解.
主要成果:
- 实现了15个级别的直流连接电压,并减少了电能压缩.
- 由于消除终端被动元件,证明了最小的开关和功耗损失.
- 与现有拓相比,报告了对声调的7%的减少和受控功率开关的54%的减少.
结论:
- 拟议的混合转换器拓为SPV供电的BLDC驱动器提供了更好的效率和可靠性.
- 消除被动元件和减少半导体开关简化了系统并提高了其性能.
- 数字控制器有效地减轻了电源质量问题,使该系统适合电动汽车应用.
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