基于金属氧化物半导体场效应晶体管的等离子体放电快速灵活的固态线性变压器驱动器
Haorui Xue1, Qi Yuan1, Weidong Ding1
1State Key Laboratory of Electrical Insulation and Power Equipment, Xi'an Jiaotong University, Xi'an 710049, China.
The Review of scientific instruments
|May 10, 2024
概括
一个新的10级固态线性变压器驱动器 (LTD) 产生纳秒脉冲,用于高效的废水处理. 这种脉冲电源有效地产生氧化基 (O3,OH) 以提高净水效果.
科学领域:
- 电气工程 电气工程
- 血科学是一门科学课.
- 环境工程 环境工程
背景情况:
- 具有快速上升时间和高重复频率的脉冲电源对于在废水处理等离子体中产生氧化基 (O3,OH) 至关重要.
- 优化能源效率和激素生成需要先进的脉冲动力系统.
研究的目的:
- 开发和描述一个10级固态线性变压器驱动器 (LTD) 具有纳米秒升高时间用于等离子生成.
- 调查LTD在驱动等离子体有效处理废水方面的能力.
主要方法:
- 一个10个阶段的固态LTD被设计成一个低的控制系统,利用光电偶隔离用于脉冲同步.
- 用300 Ω的电阻负荷评估了LTD的性能,测量了诸如上升时间,脉冲宽度,下降时间,振幅和超速等参数.
- 开发的脉冲发电机被用来驱动针水电极系统中的等离子体.
主要成果:
- 一个10阶段的LTD实现了6.2 ns的上升时间,单个阶段的上升时间为5.4 ns.
- 该系统产生了8.80kV振幅和10kHz重复频率的脉冲,保持低超标 (<3.97%) 和反向超标 (<4.82%).
- 证明了弹性和独立的升高时间 (6.2-33.0 ns),脉冲宽度 (35.9-200.0 ns) 和下降时间 (10.5-27.6 ns) 的调整.
- 在针水电极系统中,LTD产生的等离子含有丰富的,高度活跃的氧原子和基.
结论:
- 开发的10阶段LTD是一种高性能脉冲电源,适合产生用于废水处理的活性氧物种.
- 该系统提供可调节的脉冲参数和高能效,表明其在实际环境应用中的潜力.
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