提出了并联电容器组的安装容量和分组容量的计算方法。
Calculation methods of installation capacitance and group capacitance for shunt capacitor bank are proposed.
通过工程实例,对其进行计算、分析,指出能够有效抑制谐波的电容器组合方式。
Through calculation and analysis in a project, the capacitor combination patterns which can effectively restrain harmonics are found out.
采用弹力计算和产生弹力的判定方法,研究了圆平行板、球形和圆柱形电容器产生的弹力。
The forces produced from the circular parallel plate, spherical and cylindrical capacitors were investigated by the calculation and determination criterion for elastic force.
发、供、配电网投切电容器组应通过精确计算,形成无功补偿的闭环管理系统。
Capacitor group is switched through accuracy calculation to form closed-loop management system of reactive compensation.
主要讨论了电感可调的电容器,及其电感的近似计算公式。
The capacitor with adjustable inductance is analyzed here, and the approximate calculating formula is proposed.
用随机误差理论对电容器组的电容误差值进行了分析研究与计算。
With random error theory the capacitance error of power capacitor group is analyzed and calculated.
建立了有机薄膜电容器结构设计和热计算的数学模型。
Mathematical models for the structure design and thermal computation of the metallized film capacitors are established.
在计算等效横向荷载的过程中,作者对平行板电容器的边缘电场分布做了深入地研究和大量计算。
When calculating the equivalent transverse loads, the edge electricfield distribution of parallel plate capacitor is studied deeply in this paper.
计算结果提供优化前后的有功总损耗大小、电容器组状态和变压器分接头位置。
Computed results will provide the active power losses, shunt capacitor states and transformer tap values.
分析与计算结果表明,因串联电抗器的电抗率不同,其流进电容器回路的谐波电流也截然不同。
Analysis and simulation results show that different harmonic currents flowing into the capacitor circuit is different due to different reactance ratio of series reactor.
利用解析函数的性质,通过反双曲余弦计算出了由共焦点椭圆导体柱面组成的电容器内电场和单位长度的电容,并对结果作了进一步讨论。
The electric field and capacitance of a confocal elliptic capacitor are calculated by the inverse hyperbolic cosine analytic function, and discussion on them is performed.
变电站通过电容器组完成无功补偿后,负荷曲线发生变化导致变压器所在的经济运行区间变化,故应针对变化了的负荷重新计算投切策略。
The reactive compensation by capacitor banks for substations tends to make the load curve change, which may result in shifting of the economic operation range of the transformer.
电力电容器元件的电场数值计算是电容器设计的主要依据。
Electric field numerical calculation is the main foundation for the design of power capacitor.
在计算机CPU的电源电路中,采用电解电容器作为电源的去耦电容。
In the computer CPU power circuit, electrolytic capacitors are used as decoupling capacitors of power.
根据系统性能要求和控制算法要求对主电路IGBT,电抗器和电容器参数进行计算。
According to the system performance and control algorithm requirements the thesis calculates the parameter of IGBT, capacitors and reactor.
利用复数坐标系z上的儒可夫斯基变换,计算带电旋转椭球形电容器的静电能,并对结果进行了讨论。
By using the Zhukovsky conversion in the complex coordinate system, the electrostatic energy of a charged revolving ellipsoidal capacitor is calculated and discussed.
通过对两个串联的漏电电容器暂态过程的分析和计算,研究此过程中两个电容的电压、电流及能量的变化规律。
The voltages, the electric currents and the energies of two capacitors with leakage current connected in series are studied by the means of the qualitative analysis and the quantitative calculations.
根据分析和利用计算机程序实现了全过程的模拟及计算,得到电容器分、合闸的最大过电压值。
Through analysis and using computer programs, the whole-process simulation and calculation is achieved, the maximum overvoltage value when switching on and off the capacitor being attained.
通过实时计算出应改变的变压器变比和应投切的电容器容量,使调节迅速准确。该方法计算量小,计算过程简单,容易推广使用。
By calculating the taps of transformer and the value of reactive power, we can realize rapid and accurate adjustment. This method is easy to spread the use of it.
对电容器漏电法测高阻中电容器所需充电时间首先从理论的角度进行定量计算,然后结合具体实例确定了充电时间。
Necessary charging time of capacitor in measuring high resistance with leakage current method is quantitatively calculated in theory and illustrated with examples.
本文介绍电容器负载合闸冲击电流和分闸滤波电容器组电压的计算,并通过实例加以说明。
The calculation of loaded closing striking current of capacity and opening filter capacity bank voltage is illustrated by a few examples.
分析了中性点接地电容器组内部故障时的内部过电压和相电流变化,并给出了相应计算公式。
This paper analyses the internal overvoltage and the phase current of grounded wye shunt capacitor bank when there are failures in it, and gives corresponding equations.
通过求解带缝的长直圆柱面电容器中的电势的拉普拉斯方程,讨论该电容器的电容计算公式。
The capacitance formulae of a long cylindrical surface sensor with a gap are discussed by solving electric potential Lapalace's equation of the sensor.
通过自制的铝电解电容器模型,利用氧化铝薄膜具有的介电性能,通过电容量法可以准确快捷地计算氧化膜的厚度,并通过显微直接观察法、电解电量法、伏安法进行了验证。
It was swiftly to obtain the thickness of alumina film by using of it's dielectric property and capacitor model, which was validated by means of EM, electric quantity and volt-ampere.
通过求解电容器的等效电容,进一步导出复合材料有效介电常数的计算公式。
By solving the equivalent capacitance of the capacitor, the formulas of effective permittivity are derived.
本文介绍了一种由单片微型计算机、高压电力电容器和控制装置组成新的高压无功确率自动补偿系统。
This paper presents a new automatic compensation system of high tension reactive power, which consists of single-chip microcomputer, high tension capacitor and control device.
针对超级电容器用于高功率、大电流的储能场合,提出了功率约束法来分析计算超级电容器储能模块的方案。
When effect of equivalent series resistance(ESR)is impossible to ignore during the process of great current and high power released, power restriction way is applied.
提出了防止谐振的措施对补偿电容器及串联电抗器长期容许高次谐波电流值进行了分析和计算。
The permissible harmonic current of high order for long term in the compensative capacitor and series reactor were analyzed and calculated, as well as some tables calculated for reference were given.
计算表明,采用补偿电容器进行合理的补偿能取得显著的经济效益。
And the adoption of the suitable reactive power compensation will get very good benefit by calculation.
计算表明,采用补偿电容器进行合理的补偿能取得显著的经济效益。
And the adoption of the suitable reactive power compensation will get very good benefit by calculation.
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