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相关概念视频

Multiple Voltage Sources01:25

Multiple Voltage Sources

1.6K
Generally, a single battery is not enough to power some devices. In such cases, batteries can be combined in two ways: in series or in parallel.
In series, the positive terminal of one battery is connected to the negative terminal of another battery. Hence, the voltage of each battery is added to give the net voltage, which is increased because each battery boosts the electrons that enter it. The same current flows through each battery because they are connected in series.
Batteries are...
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Generator Voltage Control01:21

Generator Voltage Control

615
Generator voltage control is crucial for maintaining the stable operation of synchronous generators and wind turbines. In older models, a DC generator driven by the rotor delivers DC power to the rotor's field winding, and the power is transferred through slip rings and brushes. In the latest models, static or brushless exciters are used. Static exciters rectify AC power from the generator terminals and then transfer the DC power directly to the rotor. Brushless exciters, on the other hand, use...
615
Voltage Doubler Circuit01:23

Voltage Doubler Circuit

1.6K
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.
1.6K
Half wave rectifier01:20

Half wave rectifier

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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.
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Charging Conductors By Induction01:15

Charging Conductors By Induction

9.0K
The Earth is a good conductor of electricity, and it is so big that it can be considered an infinite source or sink of charges. It can easily exchange charges with any matter.
Generally, conductors like metals do not allow any excess charge to be present on them. Any excess charge added to metals easily flows away, for example, when a metal is placed on the Earth. This process is called earthing.
However, conductors can be charged by a process called induction. For example, consider charging a...
9.0K
Full wave rectifier01:22

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.
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相关实验视频

Updated: Jan 13, 2026

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
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单开关逆变器模块化并行多电压级别机器人无线充电系统

Hua Li1,2, Zhiyuan Sun3, Lianfu Wei1

  • 1School of Information Science and Technology, Southwest Jiaotong University, Chengdu 611756, China.

Sensors (Basel, Switzerland)
|January 10, 2026
PubMed
概括
此摘要是机器生成的。

这项研究介绍了一种使用频率调制的机器人新型无线充电系统. 该系统以恒定电流 (CC) 和恒定电压 (CV) 模式高效地充电电池,提高了设备的互操作性.

关键词:
恒定电流和电压输出模块化的平行模块化.多电压级别的多电压级别.一个开关的逆变器变频器.无线充电 (WC) 无线充电

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科学领域:

  • 机器人技术 机器人技术 机器人技术
  • 电气工程 电气工程
  • 电力电子 电力电子 电力电子

背景情况:

  • 不断增长的机器人行业需要各种机器人类型的多功能无线充电解决方案.
  • 现有的单一无线系统难以满足不同的功率需求和设备规格.
  • 互操作性和高效充电是现代机器人应用中的关键挑战.

研究的目的:

  • 提出和验证一个单开关逆变器模块无线充电系统,具有可变电压输出.
  • 通过统一的充电平台实现不同机器人设备之间的增强互操作性.
  • 为了确保有效和完整的充电电池使用常流 (CC) 和常电压 (CV) 模式.

主要方法:

  • 实现使用平行模块数频调制 (FM) 的单开关逆变器模块.
  • 为系统分析和输入电压源表达,开发一个简化的等效电路模型.
  • 用于实验验证的三模块并行配置系统的设计和原型设计.
  • 在恒压 (CV) 模式下,分析振幅-频率特征,以优化电压增益.

主要成果:

  • 原型系统成功地展示了适合电池充电的恒定电流 (CC) 和恒定电压 (CV) 输出.
  • 通过频率调制 (FM) 实现了可变电压输出,验证了系统的灵活性.
  • 最大系统效率达到了91.3%,表明有效的功率传输.
  • 与现有解决方案相比,该系统在充满电时表现出卓越的性能,稳定的CV相位输出,以及灵活的多电压功能.

结论:

  • 拟议的单开关逆变器无线充电系统有效地解决了机器人行业对互操作性充电的需求.
  • 频率调制 (FM) 方法可以精确控制输出电压,满足各种充电要求.
  • 该系统的高效率和提供CC和CV模式的能力使其成为机器人应用中电池充电的重大进步.