In this paper the propagation of pulse wave on and the mutual coupling between conductors of a multi-conductor transmission system are analysed from the basic voltage and current equations.
本文从电压和电流的基本方程出发,分析脉冲波在多导线传输系统的传播现象和多导线传输系统导线间的相互耦合作用。
A fairly basic circuit (left as an exercise, but it's not difficult) can take the control voltage and output a constant current which is proportional to the voltage.
一个相当基础的电路(留作练习,不过并不难)处理控制电压并输出与电压成比例的恒流。
Basic formulas for the calculation of bar to bar voltage distributing curve of DC motor commutator are derived and test-verified.
文中导出了计算直流电机换向器片间电压分布曲线的基本公式和试验验证;
The basic purpose of a shunt capacitor bank is to increase the local circuit voltage and or reprove the load power factor carried by the circuit.
并联电容器组的基本目的是要提高当地线路的电压,或提高引线路所带负荷的功率因数。
The basic function is to convert a DC voltage into a digital display which can be read easily.
基本功能是将直流电压转换成容易读出的数字显示。
Current Summing is the basic method to realize low-voltage reference which is different from that of conventional voltage mode.
不同于常规电压求和带隙基准,电流求和是实现低压基准的主要方法。
By analyzing the basic influence of the "dead-time effect" acting on the output voltage of SVPWM inverter, the concept of the dead-time voltage vector is put forward in this paper.
在分析死区效应对SVPWM输出电压影响的基础上,提出死区电压矢量的概念,给出死区电压矢量的求取方法。
Based on the introduction of basic structure of electrostatic oiler, requirement of static electric field with high voltage is analyzed.
文章介绍了静电涂油机涂油室的基本结构,分析了喷涂质量对高压静电场的要求。
Reactive compensation and reactive equilibrium of electrical system are the basic conditions for guaranteeing voltage quality.
电力系统的无功补偿与无功平衡是保证电压质量的基本条件。
Based on SPWM basic principle and Fourier series theory, the mathematical model of output waveform of SPWM voltage source inverter is built.
根据SPWM的基本原理与付立叶级数理论,建立了SPWM电压型逆变器输出波形的数学模型。
The basic idea of CSVC (coordinated secondary voltage control) is surveyed firstly and a novel CSVC model is presented.
总结了协调二级电压控制(CSVC)的基本思想,提出了一种新的CSVC模型。
With the basic laws of circuit theories, it analyzes ideal voltage source's parallel connection and ideal current source's series connection.
应用电路理论的基本定律分析理想电压源的并联和理想电流源的串联。
In this paper, the basic principle of generating voltage flicker signal is described and the relationship between the actual generated signal and the given signal is discussed.
本文阐述了电压闪变信号发生的基本原理,探讨了发生器实发信号与设定信号之间的关系。
Using fluorescent and incandescent as light source, basic features of solar cells such as short circuit current, open voltage, maximum output filling factor and so on were measured.
分别采用白炽灯和日光灯作为光源,测量了太阳能电池的伏安特性、开路电压、短路电流、最大输出功率、填充因子、光照特性等基本特性。
A new conception of power per unit impedance is defined and the basic equation to express the variation of load voltage magnitude with the variation of its dynamic equivalent impedance a.
定义了单位阻抗功率的新概念,推导了电压幅值随其等值阻抗和单位阻抗功率变化而变化的基本方程序。
The basic principle of controlling the voltage build-up rate of chopper is adopted to reduce the current impact, which stables the running of mechanical and electrical system of locomotive.
采用通过控制斩波器电压上升斜率以减小电流冲击的基本原理,使机车的机电系统达到运行平稳。
By analyzing the basic influence of the "dead time effect" acting on the output voltage of SVPWM inverter, the concept of the dead time voltage vector is put forward.
在分析死区效应对空间电压矢量调制输出电压影响的基础上,提出死区电压矢量的概念,给出死区电压矢量的求取方法。
The basic principle of frequency and constant voltage water supply is discussed, as well as its application in pump station.
初步讨论变频恒压供水的基本原理及其在泵站中的应用。
On this basic theory, we have studied quantum fluctuations of the voltage and current of each branch in thermal vacuum state.
在此基础上,研究了热真空态下各支路电流和电压的量子涨落。
The basic theory for voltage and reactive control and the taps changed in transformer and shunt capacitor switched affect the voltage value are discussed in the paper.
本文从电压无功综合控制的基本原理出发,说明了变压器分接头的调节与并联电容器投入容量的大小对电网电压的影响。
The basic principle of the Active Power Filters (APF) is described. In this paper, the performance of Current-fed APF is studied and compared with Voltage-fed APF by digital simulation.
本文阐述了有源电力滤波器的基本原理,通过数字仿真研究了电流型滤波器的性能,并与电压型滤波器作了对比。
This paper introduces the basic situation of the reactive-load compensation equipment of Linfen power network, and advances some measures for the reactive voltage management.
介绍了临汾电网无功补偿设备的基本情况,提出了无功电压管理措施。
By analyzing the basic principle of voltage space vector pulse width modulation (SVPWM), it is proved that the dc voltage utilization ratio of SVPWM is the highest.
在分析电压空间矢量调制(SVPWM)基本原理的基础上,证明了SVPWM具有最大的直流电压利用率。
According to the characteristic of the control loop, simple voltage control mode and basic PI compensation are employed to ensure the stability of the converter.
在电路设计上,根据环路传递函数的特征,利用简单的电压模式控制和基本的PI补偿器,保证了宽带环路控制的稳定性。
It'll be a little longwinded, because there are several ways you can look at the issue, but it's interesting if you've got a basic understanding of electric current and voltage, which many people do.
这个过程会比较繁琐或罗嗦,因为我们可以从几个途径来看待这个问题,但如果你能理解一些电学基础,比如电流电压,概念的话,其实这也是个很有趣的问题。
In this paper, the basic functions of the power plant 's voltage monitoring device are introduced, the structure and software flows are illustrated.
本文简述了发电厂电压监测装置的基本功能,给出了装置的硬件结构框图和软件流程框图。
The paper analyzes briefly the basic operation principle of a series APF and proposes a control approach of detecting its load voltage.
简要分析了串联型电力有源滤波器(APF)的工作原理,提出了一种负载电压检测控制方式,给出了其主电路的参数设计方法。
Based on hysteresis current control, the basic operation principle of PWM AC DC voltage source converter is analysed. Moreover, the design concept of the control system is described in detail.
从滞后电流控制的角度阐述了PW M电压型高频整流器的基本工作原理,较详细地介绍了控制系统的设计思想。
By understanding, in the home high-voltage cabinet Used cars running, mainly there are two basic types: screw-type structure and linking structure.
经了解,中置胶木手轮车式高压柜的运转车,主要基本类型有两种:螺杆式结构和挂钩式结构。
With the basic principle of dual-slope A/D converter, the measurement of voltage is replaced by the measurement of time so that the electric power parameters can be accurately measured.
将模拟电压的测量转换为时间的测量,从而实现了电力参数的高精度测量。
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