Conclusion High-voltage impulse current may induce recoverable injuries on heart structure and function, and the damage effect shows a correlation with the current intensity.
结论一定强度的高压脉冲电流可对心脏结构及功能造成可恢复性的损伤,且此损伤效应与电流强度有关。
A standard impulse signal generator with high stability is an important equipment for routine test and calibration of digital recorders for measurement in high-voltage impulse tests.
高稳定标准冲击信号发生器是高电压脉冲数字化量测误差校验的必备设备之一。
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.
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。
The effect of charges remaining on a dielectric plate upon the 50% impulse surface flashover voltage U_ (50) in the non-uniform field (rod-plane gap) is investigated.
针对不均匀电场(棒-板间隙)中绝缘板上残余电荷对50%冲击闪络电压u _(50)的影响做了一些试验研究。
The polarity of impulse voltage and the polarity of insulator surface electric charge can affect the corona initial time of insulator, the change time - interval and the corona current.
外拖冲击电压的极性与绝缘子表面电荷极性是否相同会影响绝缘子的电晕起始时刻、由流注向先导的转变时间间隔和流注电晕电流。
In this article, we discussed the output capability of the typical impulse voltage generator with a large capacitance load or a small inductance load, and the synchronization capability.
本文分别讨论了常规冲击电压发生器在大电容负载和小电感负载下的输出特性,和不同级球隙过电压的同步特性。
The simulated electrode method is analyst and a method for ~measuring impulse voltage distribution of transformer windings without core is built.
分析了模拟电极法,提出了一种测量变压器线圈冲击分布的方法即不插铁测量。
Feasibility and effect of treating the dyeing wastewater by impulse voltage are studied in this article.
研究了脉冲电压应用于处理染料废水的可行性以及处理效果。
According to features of power quality disturbance signal, this paper detects the disturbance signals of high-frequency, transient impulse and voltage notch with wavelet transforming.
针对电能质量扰动信号的特性,本文采用小波变换对电力系统的高频、瞬时脉冲、电压切痕扰动信号进行检测。
A test method for insulation between coils of electrical equipment based on directly impulse voltage are presented.
本文提出了一种基于直接冲击电压对电器绕组匝间绝缘的试验方法。
The paper presents a computer-aided analysis method of calculating the impulse voltage distribution on the transformer windings.
本文介绍了一种计算变压器绕组冲击电压分布的状态方程的建立方法。
The wave process of transformer winding under impulse voltage is introduced. The software for winding wave process calculation is presented.
介绍了变压器在冲击电压下的绕组波过程及绕组波过程的计算软件。
The uncertainty of impulse voltage measurement as a checking means for authentication and comparison is suggested in the new international standard system.
新的国际标准体系中提出以认证、比对的手段考核冲击电压测量系统的不确定度。
This paper gives a through introduction to various techniques related to the automation of impulse voltage testing.
本文对冲击电压试验过程自动化涉及的各种技术作了全面介绍。
Through the breakdown tests of life-form under switching impulse voltage, the protective effect of conductive clothes is studied.
通过操作冲击电压的生物放电试验,研究了带电作业中屏蔽服对人体的防护效果。
A practical calculation method is given. With the parameters of the impulse circuit the wave front and tail and the voltage efficiency can be calculated.
文中给出实用计算法,以便根据冲击回路参数估算操作波的波头、波尾和电压效率。
It can withstand the impulse voltage of high speed and frequent converting.
具有较强的耐电压冲击性,能经受高速,频繁变频时的脉冲电压。
The insulation capability of High Voltage Storage Capacitor (HVSC), which is the kernel of impulse power, determines the service reliability of impulse power system.
高压储能电容器作为脉冲功率系统的核心储能元件,其绝缘性能直接关系到脉冲功率系统工作可靠性。
The test way adopted is that the measured place is separated from the sourse of impulse voltage, in order to avoid the strong disturbance by discharge.
采取测量位置与冲击电压源分隔的测试方法,避开放电时的强烈干扰。
According to the structure of impulse voltage generator, the EMTP simulation software is used to build a 36-stage charging circuit model of impulse voltage generator.
再根据冲击电压发生器结构,使用EMTP仿真软件搭建36级冲击电压发生器充电回路模型。
The discharging curves for power frequency voltage and lightning impulse voltage are measured and its fluctuation range caused by variation of air condition is found.
该式能把工频电压和雷电冲击电压下空气隙的放电曲线箍在特定的范围内。
The international comparison of impulse voltage measurement systems in 1999 ~ 2001 is introduced.
同时介绍1999 ~ 2001年进行的冲击电压测量国际比对的情况。
According to the arrangement of thyristors in HVDC converter valve, the configuration of a high voltage resistive probe used for impulse voltage measurement has been designed especially.
根据高压换流阀中晶闸管的布置情况,设计了冲击电压测量用电阻型传感器探头的外形结构。
Operating voltage can seriously influence the over-voltage, arising from the transformer under the lightning impulse .
工作电压会严重地影响变压器遭受雷击时产生的过电压。
The experimental process and results of measuring impulse voltage and impulse current are introduced for using impulse calibration system to calibrate visual instrument.
介绍了使用冲击校准仪来标定虚拟仪器测量雷电冲击波形和操作冲击波形的试验过程和结果。
The measurement of grounding resistance under impulse voltage is of great importance for safe operation of power system and electronic equipment.
电力系统冲击接地电阻的测量是关系到电力系统稳定运行和电气设备安全的重要问题。
This programmable control voltage divider is a secondary divider used for HV impulse test and an intelligent apparatus consisting of chip microprocessor AT89C51 and peripheral circuit.
程控分压器是用于高电压冲击试验的二次分压器,是由单片机at89c51及外围电路组成的智能仪器。
If the time harmonic source is assumed to be constant voltage, the summed pulse propagation is the impulse response along the line.
若各频率成份之电源为定电压,则所得时域脉波即脉冲电压源在传输线上之脉冲响应。
This paper presents the input voltage shape reconstructed by FFT method from the distorted output shape and unit step response of impulse high voltage measuring system.
本文介绍了一种根据冲击测量系统的方波响应和输出波形,利用FFT算法重建输入波形的方法。
This paper describes the methods of noise reduction in high voltage standard impulse parameter evaluation.
研究了雷电冲击电压波测试除白噪声法。
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