适用于脉冲电声法的ns级超窄高压脉冲发生器的研制

摘要

对于电声脉冲法空间电荷测试系统中的高压脉冲电源,论文提出了采用脉冲形成线及振荡电路原理来实现超窄高压脉冲.论文在对脉冲发生原理及形成线的参数对波形影响进行了详细论述与分析的基础上,对超窄高压脉冲电源进行了制作和测试.从测试的结果可以看出,基于脉冲形成线原理的高压脉冲发生器能够形成稳定的超窄高压脉冲(ns级),其脉冲宽度随脉冲形成线的长度增加而线性增加,可适用于不同空间分辨率的电声脉冲法空间电荷测量系统.%According to the electro acoustic pulse method for high voltage pulse power supply in space charge meas-urement system , this paper presents the pulse forming line and the oscillating circuit principle to realize the ultra nar-row pulse high voltage .In this paper , based on the detailed discussion and analysis of the influence of the parameters of the pulse generating principle and the forming line , the ultra narrow high voltage pulse power supply is fabricated and tested .The results of the test can be seen that the high-voltage pulse generator based on the principle of pulse forming line can form a stable ultra narrow high voltage pulse (ns class).With the pulse width of the pulse forming line length increases , and it can be applied to space charge measurement system of pulse electro acoustic method .