该电力有源滤波器以主电流为控制对象，控制电路比较简单。
The filter takes the main current as a controlled object. Its control circuit is simple.
整套仪器的工作均在微机的控制之下进行，通过测量主电流和两监督电极中点的电位而获得被测地层的电阻率。
Under the control of micro-computer, the resistivity of the formation measured is derived from the main current and the midpoint potential of the two monitor electrodes.
由于以分 立的形式连接主电流通路和栅极驱动通路，因此可以减小寄生电感的影响，并提高电压变换效率。
Owing to the connection of the main current path and the gate driving path in discrete form, the influence of parasitic inductance can be reduced and voltage conversion efficiency can be improved.
当相邻各丝的等离子体膨胀到相互接触和汇合的程度，Z箍缩的主电流才开始加载，驱动各丝汇合形成的等离子体套筒内爆。
Main current of Z pinch is loaded and then it driven the plasma liner to implode when singe wire plasma column touches and couples with each other.
一般情况下﹐主盐浓度增大﹐镀层温度升高﹐以及有搅拌的条件下﹐可以允许采用较大的电流密度。
In general, the Lord salt concentration, temperature increase coating, and under the condition of mixing, can allow the more current density.
通过对这种变换器的工作原理分析可知，主辅开关管都可以实现零电压或零电流开关，且电压、电流应力较小。
Through the operational principle it can be verified that all the switches are capable of achieving ZVS or ZCS condition, and the voltage and current stress are relatively low.
其屏蔽盒应用主气隙，防止原电流产生的磁场集中在屏蔽壳的金属板内。
Its shielded box should be used the main air gap and prevent the primary current to produce the magnetic field concentrating in the shield shell metal plate.
电流通过其在电机中产生主磁通的绕组称为励磁绕组。
The winding through which a current is passed to produce the primary source of flux in the machine is called the field winding.
利用有源钳位电路实现主变压器铁心对称复位，功率开关在宽输入电压和宽负载电流范围内零电压开关。
By using an active clamp circuit, the power transformer core is symmetrically reset. Zero voltage switching conditions are achieved over a broad input voltage and output current range.
采用电磁隔离霍尔元件进行电流检测，采用了IGBTCPV 363m 4 K模块组成逆变桥来实现功率主回路直流到交流的逆变。
Electromagnetism isolated Hall sensor is used to sense the phase current of the PMSM, and the IGBT CPV363M4K module is used to implement the inverter.
由于采用了一种新型的低损耗无源缓冲电路，开关管和主二极管的电流电压应力较小，并降低了能量损耗，提高了工作效率。
Since the novel low-loss passive snubber circuit is used, the low current and voltage stress, low energy loss and high efficiency properties are achieved.
IGBT的过电流保护一般在自身的驱动电路中实现，而主电路相对简单、体积小。
The overcurrent protection for IGBT is generally implemented in its drive circuit so that the main circuit is simpler and the volume is smaller.
此时间为从跳闸线圈受电到主触头电弧电流开断为止的总时间。
This is the total time from energizing the trip coil until the interruption of current on the primary arcing contacts.
理论及实例分析表明，通信系统的主—从时钟方式是电流差动保护装置在复用数字通信系统时正确工作的理想方式。
It is shown by theory and case study that the master - slave clock mode in a com munication system is ideal for proper functions of the current differential protection.
电压、电流真有效值变换精度高、速度快，电压真有效值负反馈闭环控制主回路网压波动补偿精度高；
The RMS converters of voltage and current have the advantages of high speed and precision, and with the feedback of RMS, the fluctuate of power voltage can be compensated at high precision.
分别从主电路和控制电路阐明了再生制动的原理以及制动电流的调节和控制。
It is illustrated respectively in the paper the principle of regenerative braking and regulation and control of the braking current in terms of the power circuits and control circuits.
主电路采用双管双正激拓扑结构，采用了逐脉冲电流比较控制技术和软开关技术。
The main circuit USES the double barrel pair to stir up the topology, and USES the pulse electric current comparison control technology and soft switch technology.
而在主破裂阶段，积累电荷的急速运动形成瞬间电流，激发了脉冲式的磁场异常。
While the magnetic pulses of shorter-period appeared at the last stage of the experiment, may be induced by instantaneous electric current of the accumulated charge during the cracking acceleration.
系统中采用了滞环电流可控电压型逆变器技术与单相箝压缓冲技术，并对功率主电路与控制电路进行了设计。
Hysteretic current controllable voltage source inverter technology and single phase clamping buffer technology used in the system were introduced; the power circuit and control circuit were designed.
光纤电流差动保护是高压超高压线路主保护的发展趋势。
Fiber optical current differential protection is the main protections development trend of high and ultra high voltage transmission lines.
该系列点焊机，主变压器均为进口冷轨硅钢片，因此，主变压器功耗小，各型空载电流小。
Its main transformer is made of imported cold rolled silicon steel, So its power loss is little with low no-load current.
它也可与负序电流突变量起动元件配合，构成一套变压器主保护。
It can be combined with a set of transformer main protection by combining negative-phase sequence current sudden-change starting element.
用主成份分析对高维模式空间降维，寻找模式空间电流效率较高的区域；
The optimum region of current efficiency was obtained by principal component analysis(PCA) in poly-dimension and result the optimum point in the optimum area.
主变压器采用进口优质冷扎硅钢片铁芯，其功耗少，空载电流小。
The main transformer uses imported quality cool - rolled silicon - steel plate cores , less power loss and small idle current.
主变压器采用进口优质冷扎硅钢片铁芯，其功耗少，空载电流小。
The main transformer USES imported quality cool-rolled silicon-steel plate cores less power loss and small idle current.
光纤电流差动保护是高压线路主保护的发展趋势。
The main development trend of high voltage transmission line's protection is the line fiber optical differential protection.
分析了变频器主功率器件IGBT的死区时间对其输出电压、输出电流的影响。
The influence of dead time of power device IGBT on inverter's output current and output voltage is discussed.
功率变换器主电路采用电压电流双闭环瞬时值反馈控制方式，电容电压和电流瞬时值控制环提高了系统的稳定性、硬特性、稳态特性及动态特性。
The voltage and current real-time feedback control method is adopted, which improves the stability, the stiffness, the static characteristics, and the dynamic characteristics of the system.
KA5为跳闸报警继电器。当设备产生偏励磁、可控硅故障、过电流等故障时，KA5吸合，断路器分励线圈得电跳闸，切断主电源。
When there are bias excitation, controllable silicon failure, over current and other failures, KA5 gets absorbed and breaker loop trips by powered on so as for switching off main power supply.
KA5为跳闸报警继电器。当设备产生偏励磁、可控硅故障、过电流等故障时，KA5吸合，断路器分励线圈得电跳闸，切断主电源。
When there are bias excitation, controllable silicon failure, over current and other failures, KA5 gets absorbed and breaker loop trips by powered on so as for switching off main power supply.
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