| 电容储能高功率脉冲成形网络浪涌过程分析 |
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| 引用本文： | 林庆华,栗保明.电容储能高功率脉冲成形网络浪涌过程分析[J].南京理工大学学报(自然科学版),2008,32(6). |
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| 作者姓名： | 林庆华 栗保明 |
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| 作者单位： | 南京理工大学,瞬态物理国家重点实验室,江苏,南京,210094;南京理工大学,瞬态物理国家重点实验室,江苏,南京,210094 |
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| 摘 要： | 针对电容储能高功率脉冲成形网络工作过程中存在的电流和电压冲击问题,建立了脉冲成形网络的等效电路.采用理论分析和数值计算的方法,研究了电路放电时的瞬态过程,分析了冲击电流和浪涌电压产生的机理,讨论了抑制电流和电压冲击的措施.研究表明:硅堆结电容的存在使硅堆所在的回路具有二阶电路的特性,负载的非线性或时序放电过程会引起硅堆两端反向电压的振荡.通过在硅堆旁并联一定阻值的电阻,使系统处于过阻尼状态,可以起到抑制电压振荡的目的.实验验证了方法的有效性,为硅堆的保护提供了一种新的技术途径.
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| 关 键 词： | 脉冲成形网络 电容储能 等效电路 浪涌电压 结电容 |
Analysis on Surge Process Generated in High Power Pulse Forming Network with Capacitor Energy Storage System |
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| LIN Qing-hua,LI Bao-ming.Analysis on Surge Process Generated in High Power Pulse Forming Network with Capacitor Energy Storage System[J].Journal of Nanjing University of Science and Technology(Nature Science),2008,32(6). |
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| Authors: | LIN Qing-hua LI Bao-ming |
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| Institution: | National Key Laboratory of Transient Physics;NUST;Nanjing 210094;China |
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| Abstract: | Aiming at the current and voltage impulse problems in a high power pulse forming network with capacitor energy storage system,the equivalent circuit model of the pulse forming network is established.The transient discharge process is researched by the theoretical analysis and numerical calculation method.The generation mechanisms of surge voltage and oscillatory current are analyzed,and the countermeasures for current suppression are discussed.The results show that the equivalent circuit has some characteri... |
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| Keywords: | pulse forming networks capacitor energy storage equivalent circuits surge voltages junction capacitances |
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