当采用两相电流差接线方式时，保护范围与短路类型和短路相别有关。
The protect range is relational to short circuit type and phase when phase differential current connection mode is adopted.
同时具有较好的负载适应性，在各种情况下，各逆变电源的输出电流差小于额定电流的2%。
Under all conditions, the difference of output current between inverters is less than 2 % of rated current.
研究表明相电流差突变量、稳态电流序分量等选相元件在发生某些跨线及转换性故障时会误选相。
The fault phase selectors, including the phase current difference suddenly-change and the sequence current, may misoperate in some cross country faults and conversion faults.
相电流差突变量选相元件在单回线故障中具有良好的选相性能，但在同杆双回线跨线故障中可能误选相。
Although fault component current phase selector has excellent performance for single transmission lines, it may select unwanted phase for cross-country faults in double-circuit lines on a same tower.
在详细分析相电流差突变量选相基本原理的基础上，对传统相电流差突变量选相元件三相短路故障判据进行了改进。
Based on the detailed analysis of basic principle, the traditional three-phase short-circuit criterion of phase selection element based on sudden-change of phase current differential is improved.
以无功电流差补值作为控制参量，并以高次谐波电流作为谐振保护信号，由专家系统给出投切无功补偿电容的控制指令。
Then, adopting reactive current margin and harmonics as control and protection variable, an expert system was formed to control thyristor switched capacitor.
当没有电流流通时，电极之间的电压差驱动电子反方向流动。
When no electricity is delivered, a voltage difference between the electrodes drives a current in the other direction.
解的结果表明： 影响CO2传质通量的因素主要有电流密度及CO2在膜两侧的浓度差。
The results show that CO2 transfer rate increases with increasing electrical current density and CO2 concentration difference across the membrane.
如果在两个接地点存在一个小的电势差，在系统的敏感部分就会有接地电流通过。
If a small potential difference exists between two ground points, some ground currents may flow through a sensitive part of the system.
差保证在最大为1.2V时的最大输出电流，在较低负荷减少。
Dropout is guaranteed at a maximum of 1.2v at the maximum output current, decreasing at lower loads.
由三相pwm逆变器产生的共模和差模电压可以在电机驱动中产生足够大的共模和差模电流。
The common and differential mode voltage produced by the PWM inverter can generate large common and differential current in the motor driving system.
如果屏蔽和测量仪器之间存在一个交流电势差，则可能有电容性电流通过测量电路，增大干扰。
If there is an ac potential difference between the shield and the measuring instrument, there may be capacitive currents flowing through the measuring circuit that will add interference.
慢脉冲中的小电流有效地控制了离子浓差极化，提高了充电效率。
The small current of the slow pulse could efficiently decrease the ionic concentration polarization and increase the charging efficiency.
本文采用时域有限差分法，分析电磁脉冲作用下，地面附近同轴电缆所感应的外皮电流。
The EMP cortically induced current in coaxial cables near the ground is analysed by using Finite-Difference Time-Domain method in this paper.
由于零差保护的特殊性，零差继电器本身就是一只灵敏电流继电器或动作功率很小的电压继电器。
Due to the specialty, REF relay is a current relay with very high sensitivity or a voltage relay with very low acting power.
传统零差保护均使用高阻继电器，高阻继电器有很高的避越不平衡电流的能力。
Traditionally REF adopts a high resistance relay with very high ability for overcoming the imbalance current.
采用差压变送器直接测量流量，输出电流与被测流量将是非线性关系。
By using transducers of differential pressure to measure flux directly, the relation between current output and measured flux will be nonlinear.
通过引入GPS定时技术解决了远距离多端同步采样问题，从而使电流纵差保护具有更高的可靠性。
GPS timing technique is used to realize remote multi -terminal synchronized sampling thereby enhancing the reliability of longitudinal difference protection of current.
本文叙述了用有限差法对多集电极横向晶体管电流增益进行三维数值分析。
This paper describes the three dimensional numerical analysis of current gain for the lateral transistor with multiple collectors by using the finite difference method.
电磁式过电流继电器调整困难、度低、靠性差、能有效的对机电设备进行保护。
Electromagnetic overcurrent relays which are difficult to be adjusted and have low accuracy and reliability can not effectively protect electromechanical equipments.
利用暂态技术电流阶跃法对镍氢电池的正负极在放电过程中的电化学极化、浓差极化及欧姆极化进行了研究。
For identifying various electrode polarization during discharge of nickel metal hydride battery, a transient technique current step method was employed.
基准源作为其中关键模块之一，不仅需要为系统提供精准的偏置电压和偏置电流，差分基准源还将为其提供比较电平和残差电压，它的性能将直接影响到系统指标。
Reference is the key part of ADC, not only providing the bias voltage and current for the system but also playing the part of the compared voltage and subtracted voltage.
提出了减小微型电流互感器和电压互感器的比差和角差的方法。
A method for reducing ratio difference and Angle difference of micro-transformer of current and micro-transformer of voltage is forward.
不考虑空气系统的时间滞后，影响电池动态响应时间的主要因素为扩散浓差极化，它限制了电流的变化率。
Regardless of hysteresis of air system, the main factor that influences dynamic response of fuel cell is diffusion concentration polarization, which restricts the change rate of stack current.
为了准确反映电力机车的负载电流或短路电流，应将接触导线和正馈线上的电流互感器次边差接。
In order to measure accurately the load of electric locomotives and short circuit current, the secondary side of CTs connected with catenary and feeder should be connected in differential mode.
评价的结果表明：温度差为该种元器件最优影响因素，灯丝电流则为其储存试验中的敏感参数。
It was proved that temperature difference was the greatest influencing factor and the filament current was the sensitive parameter in storage test.
这产品的特点为起动转矩大、差率高和起动电流小。
The product's features are high starting torque, high slip and low starting current.
这产品的特点为起动转矩大、差率高和起动电流小。
The product's features are high starting torque, high slip and low starting current.
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