使用漏电断路器应注意其使用环境及动作电流、分断时间的选配。
This paper states that using creepage and turnoff implement should pay attention to its usage environment and action electricity and separation time.
电线电缆电压试验中的“假击穿”现象主要是由高压试验设备的限定动作电流太小造成的。
The phenomenon "False Hitting" in the experiment of wire, cable and voltage was mainly caused by the small, fixed motion electrical current of high voltage experimental facilities.
当他们将两个装有该流体的小袋子置于鞋内时,它们就会因人脚抬升和下落的动作而受到挤压,从而产生电流。
Two small pouches, placed in the bottom of a shoe, are filled with the fluid and generate a current whenever they are compressed by the foot’s up and down motion.
一个部分利用肌电图来感知肌肉的电流活动,以推断手指动作;
One utilizes electromyography—the sensing of electrical muscle activity—to infer finger gestures.
有时保护器来不及动作,很快达到堵转电流,可能直接导致电机烧毁。
Sometimes protector too late to turn blocking action, soon, likely to be directly responsible for current motor burn down.
过电流继电器是继电保护装置的一种,当负载电流超过整定值时,继电器动作。
An "Overcurrent relay" is a type of protective relay which operates when the load current exceeds a preset value.
该系统可以根据电能质量指数,为整体系统动作提供依据,改善电流波形。
Based on index number of power quality this system can supply foundation for the whole system action and improve current waveform.
目的观察大豆异黄酮(SI)对大鼠心肌细胞动作电位的影响和培养心室肌细胞钙电流的作用。
Objective To observe the effects of soybean isoflavone (SI) on the action potential in rats cardiomyocytes and the L-type calcium current in cultured neonatal rat ventricular cells.
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.
讲述了并接电容排除W S-200钨极氩弧焊电流衰减动作失灵的方法。
This paper relates the method of excluding malfunction of current decline movement in WS-200 tungsten argon arc welding by parallel capacity C.
在区内故障时可靠动作,快速切除故障。目前,该方法已成功应用于基于32位DSP的数字式光纤电流差动保护装置。
It ensures both sensitivity for internal faults and reliability for external faults, which is successfully applied in digital fiber current differential protection with 32 - bit DSP.
低压供用电系统中为了减少发生人身电击事故和接地故障切断电源时引起的停电,必须加装剩余电流动作保护装置。
In order to reduce the power cut off which caused by electric shock accident and earth-fault power cut off, it must install residual current operated protective device.
当他们将两个装有该流体的小袋子置于鞋内时,它们就会因人脚抬升和下落的动作而受到挤压,从而产生电流。
Two small pouches, placed in the bottom of a shoe, are filled with the fluid and generate a current whenever they are compressed by the foot's up and down motion.
介绍了一种由微机控制的对DL、DY-20c系列电流、电压电磁继电器动作时间及抖动时间自动检测的方法。
This paper introduced the method of the automatic measurement of DL (DY) - 20c series current (voltage) electromagnetic relay movement time and vibration time controlled by computer.
另外还需要进行变压器零序方向过电流保护动作方向正确性的检查。
The validity check of zero-sequence operating direction for transformer directional over-current protection is also essential.
采用浮动门槛、正序电流制动和静稳破坏后提高动作门槛值的方法,来防止系统振荡时误启动。
Measures, such as the floating of threshold, braking by positive sequence current, driving up the threshold during power swing, etc are suggested to prevent th.
分析了微机电动机保护装置在此次事故中的动作情况,并使用emtp仿真工具仿真电动机在自起动过程中的电流波形。
The operation condition of motor microcomputer-based protection was analyzed in this fault, and the current waveform in the course of starting was simulated using EMTP simulation tool.
对两种极化电压下的横联差动电流方向保护的选择元件在同杆并架双回线故障下的动作行为进行了研究。
This paper analyses selectors of transverse differential current direction protection using two types polarizing voltage for double circuit lines on the same tower.
该测控单元实时监控电流电压信号,具有三段电流保护和接地漏电保护等动作特性。
The unit monitors the signals of currents and voltages in real time and has performance characteristics of three-sect current protection, grounding leakage protection and other protections.
文中详细论述了剩余电流动作保护装置的参数选用,安装要求,低压电网接地方式及安装施工要求等。
This paper introduces the parameter selection, installation, grounding mode of low-voltage power grid and construction method of residual current operated protective device.
介绍了IDB2型剩余电流动作保护测试仪。
The IDB 2 type residual current operated protection tester was introduced.
本文将井下供电网路多种故障归结为“电流不对称”现象,以其作为保护动作的反映源。
Paper sums up various faults occurring in underground power network as a phenomenon of current unsymmetry, by the display of which the protection is thereby activated.
电流激励时的动作特性。
指出了功耗大、二次浪涌和功能不动作是传统限制浪涌电流方法的缺陷。
The limitations of the traditional methods of limiting surge current, such as bigger energy consumption, second surge current and function failure are pointed out.
它以其独特的保护动作特性解决了线路电流差动保护存在的几个缺陷。
It largely resolves the traditional problems of current differential protection of transmission lines.
电流互感器(CT)饱和时,电流继电器能不能正确动作,一直存在二种载然不同的观点。
There are two different points of view on whether current relay operates correctly or not, when CT saturates.
电流数据采样的离散性和采样初始时刻的不确定性是导致采样瞬时值电流差动保护动作值模糊区产生的根本原因。
The decentralization of sampled value and the uncertainty of sampled time bring forth the action fuzzy area of sampled value current differential protection.
地电流干扰主要是由于半导体器件开关动作产生的快速上升和下降的开关电压作用在对地电容上产生的位移电流形成的。
The grounding current EMI is caused by charging and discharging of the parasitic capacitances between the circuit and ground during the switching instant devices.
介绍了剩余电流动作保护器的工作原理及其用途,叙述了剩余电流动作保护器的选型、安装及其局限性。
The operating principle and the use of residual current protective device is introduced, and its selection, installation and limitation are commented.
介绍了剩余电流动作保护器的工作原理及其用途,叙述了剩余电流动作保护器的选型、安装及其局限性。
The operating principle and the use of residual current protective device is introduced, and its selection, installation and limitation are commented.
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