适用于可再生能源应用的高增益非隔离级直流-直流转换器
Rana Rostami1, Seyed Hossein Hosseini2,3, Mohammad Bagher Bannae Sharifian2
1Faculty of Electrical and Computer Engineering, University of Tabriz, Tabriz, 51666-16471, Iran. rana.rostami@tabrizu.ac.ir.
Scientific reports
|December 11, 2025
概括
一个新的基于二进制的直流-直流转换器为直流微电网提供了高电压增益. 这种高效的设计减少了组件应力,并具有连续输入电流,由200W原型验证.
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:
- 直流微电网需要高效的直流-直流转换器来调节电压和整合分布式能源.
- 现有的转换器拓经常面临高电压增益,组件应力和效率方面的挑战.
研究的目的:
- 为DC微电网应用引入和分析一种新的基于二进制的直流-直流转换器拓.
- 为了证明转换器对高电压增益和改进性能指标的能力.
主要方法:
- 操作原理和稳定状态特征的详细理论分析.
- 动态建模和控制战略评估.
- 使用具有特定输入/输出电压参数的200W原型进行实验验证.
主要成果:
- 通过降低开关元件的电压压力,实现了高电压增益.
- 证明了连续输入电流,共同的输入-输出基础和高效率.
- 实验结果证实了理论分析,并验证了原型的性能.
结论:
- 拟议的基于二进制的直流-直流转换器是直流微电网的一个有希望的解决方案,在现有拓上提供了显著的优势.
- 该设计提供了一种强大而高效的手段来实现高电压增益,这对于微电网的稳定性和运行至关重要.
- 经过验证的原型证实了拟议的转换器设计的实际适用性和有效性.
相关概念视频
Bridge rectifier
1.4K
The bridge rectifier is essential in electronics for efficiently converting alternating current (AC) to direct current (DC). Comprised of four diodes configured in a bridge layout, this rectifier effectively processes both the positive and negative halves of the AC waveform, making it superior to half-wave and full-wave center-tapped rectifiers in terms of voltage regulation and output stability.
Operationally, the bridge rectifier allows current flow through two of its diodes during each...
Operationally, the bridge rectifier allows current flow through two of its diodes during each...
1.4K
Voltage Doubler Circuit
1.5K
A voltage doubler circuit integrates two main components: a clamping section and a rectifier section. The clamping section consists of a capacitor (C1) and a diode (D1), whereas the rectifier section is equipped with another diode (D2) and capacitor (C2). This circuit produces an output voltage with twice the amplitude of the sinusoidal input voltage.
1.5K
Half wave rectifier
2.4K
A half-wave rectifier is a fundamental circuit in electronics, designed to convert alternating current (AC) voltage into a unidirectional voltage. It utilizes the simplest form of diode rectification, where the circuit comprises a single diode in series with a load resistor and an AC power source.
2.4K
Full wave rectifier
2.6K
A full-wave rectifier is a device that converts alternating current (AC) to direct current (DC) and is more efficient than its half-wave counterpart. It typically includes a center-tapped transformer, two diodes, and a load resistor. The secondary winding of the transformer is divided to provide two equal voltages of opposite polarities, which is the pivotal element of full-wave rectification.
2.6K
Power Factor Correction
465
The power transmission to a factory involves the transfer of apparent power, a combination of active and reactive power. The power factor measures how effectively electrical power is converted into useful work output. The ratio of the real power (KW) that does the work to the apparent power (KVA) supplied to the circuit.
465
Fast Decoupled and DC Powerflow
708
The fast decoupled power flow method addresses contingencies in power system operations, such as generator outages or transmission line failures. This method provides quick power flow solutions, essential for real-time system adjustments. Fast decoupled power flow algorithms simplify the Jacobian matrix by neglecting certain elements, leading to two sets of decoupled equations:
708


