Study on Zero-sequence Distributed Parameter Live Line Measurement of Transmission Lines with Mutual Inductance 互感输电线路零序分布参数带电测量方法研究
In this paper, the distributed capacitance and inductance of Rogowski coil are calculated by numerical method. 变压器的寄生参数主要是漏感和分布电容,而设计过程中往往很少考虑分布电容。
Through synchronous measuring the voltage and current on the ends of the lines using GPS, this paper calculates the lumped parameters, then gets the distributed parameters considering the length of line and the length of the section with mutual inductance. 通过利用GPS同步采样装置对线路端电气量的同步测量,可以计算得到线路的集总参数,继而可以分别对互感部分和非互感部分求取线路的分布参数。
Taking GTO module as example, The authors has made research for modelling of GTO and circuit components most in use, calculation of distributed inductance of snubber circuit, formation and solution of circuit equations and optimal design of snubber parameters and established corresponding CAD software packets. 以电力电子器件GTO组件为例,对GTO及电路常用元器件模型、缓冲电路分布电感的计算、电路方程的形成和求解以及缓冲电路参数的优化设计进行了研究,并建立了相应的CAD软件包。
Through proper transformation, the present method can be used to measure distributed capacitance of inductance coil too. 经适当变换后,还可以测量电感线圈的分布电容。
In this paper, fundamental principle and method for measurement of distributed inductance of pulse capacitor by means of resonance method are introduced. 本文介绍了用谐振法测量脉冲电容器分布电感的基本原理和测试方法。
The test method of RF impedance of bonding strap based on the sweep frequency/ T type insertion loss principle is analyzed. The test method is modified by canceling the distributed inductance between the bonding strap under test and the bottom plane. 对搭接条射频阻抗的扫频/T形分流器插入损耗法测试方法进行了理论分析,提出了抵消搭接条和测试装置之间分布电感的测试方案。
Principle and method for measurement of distributed inductance of pulse capacitor by means of resonance method 谐振法测量脉冲电容器分布电感的原理和方法
Experimental study and error analysis of measuring distributed inductance of pulse capacitor 测量脉冲电容器分布电感的实验研究和误差分析
DGS can change the effective permittivity of material and distributed capacitor and distributed inductance by etching the defected pattern on the ground of microwave circuit. DGS是通过在微波电路的接地板上蚀刻出蚀刻图案(defectedpattern),以改变电路衬底材料的有效介电常数,从而改变介质上的微带线的分布电容和分布电感。
Distributed inductance and resistance parameter extraction of 2D multi chip module interconnection 多芯片模块二维互联线分布电感电阻参数提取算法
This paper firstly analyzes the influence of the distributed resistance and inductance on the input current in the input circuit of frequency inverter, and then derives the numerical solution of the input current. 本文分析变频器输入回路分布电阻和分布电感对输入电流的影响,并推导出输入电流的数值解。
Study on the Distributed Capacitance and Inductance of Non-Uniform Microstrip Line 非均匀无耗微带线分布电容电感的研究
The fault characteristics of UHV transmission line are of obvious transient process with a great deal of transient components, as a result of long distance, large distributed capacitance and small distributed inductance and resistance. 特高压输电线路分布电容大,分布电感小,电阻小,且传输距离远,故障暂态量大且暂态过程明显。
Three significant conclusions made after many experiments: the current waveshapes are obviously smooth after reducing the distributed inductance and capacitance; 经过多次放电试验,得到下述结果:①改善回路杂散电容及电感后,放电电流波形明显光滑;
The distributed inductance is decreased through a compact arrangement; 利用紧密的布局减小了分布电感;
When many cell modulators are paralleled, their distributed inductions are also paralleled, the effective distributed inductance of the modulator is reduced. 采用多个单元调制器并联输出,各个单元调制器回路的分布电感也并联,其等效分布电感将大大减小。
The resonant circuit has the ability of soft switch. If we add the distributed capacitance and the leakage inductance of high frequency transformer as part of the resonant circuit parameters, we can reduce the switching loss greatly. 谐振回路具有使开关管软开关的能力,通过将高频变压器分布电容和漏感作为谐振回路参数的一部分可以大幅度降低开关管损耗。
The distributed parameters of PCB planar inductor, such as inductance and resistance, are frequency-dependent in radio and microwave frequency. It is crucial to evaluate the distributed parameters accurately according to the physical dimension of PCB planar for designing relevant circuits. PCB平面电感一般工作在射频和微波段,其电感值及等效电阻等参数会随频率改变而发生变化,通过线圈的物理尺寸精确计算其电参数是设计相关电路的关键。