transformer ratio

A step-down transformer has a turns ratio less than 1.

降压变压器 的匝数比小于1.

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

Measuring method of ratio braking characteristic curve on differential protection for impedance-matching balance transformer with three-phase current power supply

用三相电流源测试阻抗匹配平衡变压器差动保护比率特性曲线的方法

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。

The influence of the ratio of primary coil and secondary coil, excitation voltage, excitation frequency, diameter of the magnetic core on the sensitivity of the differential transformer are mainly analyzed.

研究了初级线圈与次级线圈间的匝数比、激励电压、激励电源频率、铁芯直径等对差动变压器灵敏度的影响。

According to the Equivalence Circuit Diagram, the paper discussed principles and the characteristics about two testing methods for Current Transformer Changing-Ratio Checking ( methods of current and voltage), commended the above method that is the method of voltage.

根据电流互感器的等值电路图，讨论了两种电流互感器变比检查试验方法（电流法和电压法）的原理和特点，推荐一种简便可靠的电流互感器变比检查现场试验方法&电压法。

Researches on Equivalent Circuit Parameter Calculation for Three-Winding Transformer of Unequal Capacity Ratio

对非等容量比三绕组变压器等值电路参数的计算

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