查询词典 voltage

This voltage must be in phase with the primary voltage .

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A precision current transducer connecting in series with high voltage capacitors, which can reflect the variation of primary voltage by measuring the current flowing through capacitors, is proposed.

提出了一种高压电容器串接精密电流传感器，通过测量流经电容器的电流来反映一次电压变化的方法。

A supply voltage can be supplied at the primary winding and the transformer provides a current and a voltage at the secondary windings.

一个电压可在主线圈上供应，而所述变压器可在副线圈上提供电流和电压。

In this paper, the soft-starter is based on the transformer so that it can work under the middle voltage. In order to avoid the high voltage and reduce the starting current, a pair of anti-parallel SCR is to be connected with the second winding of the transformer and the primary winding is directly connected with the motors stator.

为了解决上述的问题，本论文研究的设备采用降压起动的方式来减小起动电流，采用开关变压器一次侧连接电动机定子，二次侧与晶闸管串联。

The third winding is coupled between the primary winding and a capacitor to produce a current that controls a variation of a ratio between the focus voltage and the anode voltage as a function of variation in a beam current in the cathode ray tube.

在初级绕组和电容器之间连接第三绕组，从而产生一个电流，该电流用于对作为阴极射线管中电子束电流的变化的函数的聚焦电压与阳极电压之间的比率的变化进行控制。

Based on the variational principle of virtual voltage and virtual displacement derived in this thesis and the classical theory of linear laminated plates, and by using the constitutive equations of elastic piezoelectric materials, and the DKQ quadrilateral plate bending element, the finite element modeling for the fabric reinforced laminated plates with nonlinear voltage-electric strain relationship of piezoelectric actuators has been established for the first time in this thesis. And the expressions for the electric loadings with obvious mechanical meaning and convenient for computation are established, which can be used to the deformation analysis of laminated plates with piezoelectric actuators under specified voltages.

以本文直接导出的压电结构的虚电势—虚位移变分原理为基础，依据经典线性层合板理论和压电弹性体的本构方程，采用基于离散法线假设的DKQ四结点任意四边形薄板弯曲单元，首次建立了考虑非线性电压—电应变关系的含压电致动器的纤维增强型层合板的有限元分析模型，并推导建立了力学意义明确、便于计算的电荷载表达式，可用于指定电压条件下纤维增强型叠层合成板的变形分析。

According to the learning of the Power l Supplying Projet, the primary design is about the 10kv switch-substation, according to the load and demand of the supply electric system of factory, the design of the gather reduction voltage substation and distribution system, and the checking of the main electric apparatus, the protection and adjusting and the lightning protection of the main voltage changer and line.

本文通过对供电工程的学习，主要是针对10kV开闭所进行初步设计。根据所提供的负荷及对供配电系统的要求，对主要设备进行选型校验，对主变压器、线路进行保护整定计算，对主、变线路进行防雷保护等。

The transfer function of the LLC resonant converter can be obtained by using the circuit impedance, ratio of resonant inductance, and quality factor. With proper selection of the resonant tank and modulation of the operation switching frequency, the proposed circuit can achieve zero voltage switching, stabilize the output voltage, and then reduce the switching loss.

其后级之半桥LLC谐振式转换器藉由推导电路阻抗、谐振电感比例值与品质因数得到转移函数，以及利用适当的谐振电路的设计与切换频率的调变的方式达到输出电压稳定，并且令功率开关具有零电压切换之功用，以降低功率开关的切换损失。

Because the formula of output voltage is the same as the one using other methods,the pulse width can be ascertained by choosing time constant based on the relation between voltage and current,and the proportional counter tube can be applied to different count ratio.

所得的输出电压的表达式与应用其他方法所得出的结果相同，因此可根据输出电压的波形与电路时间常数的关系，选择时间常数以确定输出脉冲宽度，使正比计数管适用于不同的计数率。

In this paper,the effect of over big pulsating voltage is described,the formation of pulsating voltage is analyzed.

过大的脉动电压造成发电机部件的危害和影响，分析脉动电压的形成，重点论述设计和制造中如何控制脉动电压，以

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。