voltage ratio

Through measuring three-phase current of low voltage at user side and handling by specific algorithm, TA ratio of HV measuring can be accurately judged whether is consistent with data plate.

通过测量用户低压侧三相电流相量，通过特定的算法处理，准确判定用户高计TA的实际变比是否与铭牌一致。

The system changes the occupy-spatial ratio of the output PWM waveform ac-cording to the feedback voltage to keep the output voltage stable.

系统根据反馈电压及时改变输出PWM波形占空比，使输出电压保持稳定。

The RTD has a room temperature peak-to-valley ratio of 5.2 ∶ 1 with a peak current density of 22.5kA/cm2.The HEMT has a 1 μ m gate length with a-1V threshold voltage. A logic circuit called a monostable-to-bistable transition logic element ( MOBILE) circuit is developed.

RTD室温下的峰谷电流比为5.2∶1，峰值电流密度为22.5kA/cm2.HEMT采用1μm栅长，阈值电压为-1V.设计电路称为单稳态-双稳态转换逻辑单元（MOBILE）。

To the problems in the tube eddy testing, some improved ways are given by using a three-point probe matching the eddy instrument model ET-204 with low field voltage, and selecting a phase having the optimum singnal-to-noise ratio with impedance plane technique.

针对管材涡流探伤中存在的一些问题，研制出可匹配低激励电压ET－204型涡流仪的三点式探头，并采用阻抗平面显示技术选择最佳信噪比相位。

Study on Testing Method for Voltage Ratio of Transformer with Special Winding Mode

特种变压器变压比测试方法的研究

In the trouble diagnosis of automobile, the wave form of voltage for oxygen sensor demonstrates if the practical value is near the theoretical value for air fuel ratio.

在汽车故障诊断中，氧传感器信号电压波形反映空燃比是否控制在理论空燃比附近。

The ratio of voltage warp ( RVW) for the varistor is defined to simulate a polynomial of every diameter and suspended heights of the grading ring.

定义了阀片电压偏差率并以此为目标函数，建立该目标函数与各均压环环直径和悬挂高度的拟合多项式关系。

With voltage modulation ratio debasing, output harmonic component is added;

随着电压调制比的降低，输出谐波成分增加；

A Method for Measuring Transformer Voltage Ratio of Zigzag Connection Windings

一种测量曲折形联结绕组的变压器电压比的方法

Firstly, this article studies the influence of OLTC transformer ratio change on static voltage stability by using the ternary analytical method of voltage U, power P and load impedance angle φ.

本文首先采用含有有功功率P、电压U和负荷阻抗角φ的三元分析法研究OLTC变比变化对静态电压稳定性的影响。