On engineering real progress, the convenient acquisition signal is the secondary current of cubicle switchboard,namely power supply current in induction motor variable frequency drive system.
在工程实际过程中,变频供电异步电动机容易采集到的信号是开关柜二次侧供电电流(变频器输入侧电流),因此要实现变频异步电动机转子断条故障诊断,必须清楚供电电流中是否也含有断条故障特征信息。
Design of accelerator s primary power supply in DNB for EAST diagnosis is described in this paper.
介绍了用于EAST的诊断中性束(DNB)加速极初级电源的设计方案。
The measure of electric current in electric circuit of OTL amplifier;
OTL功率放大电路中供电电流的测量
A Method to Control the Supply Electricity of Electric Industrial Trucks and ah Analysts of the Temporary State Process of the Direct-Current Tractive Motor
电动工业车辆供电电流的控制及直流牵引电动机暂态过程分析
current meter (electrical supply)
电流（电力供应）表
rectifier fed electric drive
整流器供电直流拖动
Current, electromotive force, or power supplied to an electric circuit, network, or device.
电流，电能，电力供给电路、网络或设备的电流、电动力量或电力
supply meter for direct or alternating current
直流或交流电供应电度表
Automatic exchange for DC and AC supply.
直流电源与交流供电能自动转换。
Transient Simulation of Short-Circuit Currents in DC Traction Power Supply System
直流牵引供电系统短路电流暂态仿真
Resistance thermometer bridges may be excited from either a-c or d-c sources.
电阻温度计电桥的供电可以是交流电源，也可以是直流电源。
The earth provides a low resistance conducting path for direct cur-rent.
大地提供了低电阻直流导电通道。
Choie of "Power Supply System"of Hight-Power A.C Adjustable Speed Motor
大容量交流变速电机驱动“供电制”选择
THE DEVELOPMENT OF LN-GDXT-IV AC-DC ISOLATED POWER SUPPLY
LN-GDXT-IV型交直流隔离供电电源的研制
Parameter Matching of Relay Protection in DC Traction Power System
直流牵引供电系统继电保护参数匹配
EHV Controllable Reactor for Suppressing Secondary Arc Current
超高压可控电抗器抑制潜供电流研究
The monitoring of small current grounding single-phase power supply system
小电流接地供电系统单相接地的监测
The Design and Application of Common DC Bus Power Supply
公共直流母线供电电源的设计与应用
Model J0407 DC Ammeter is suitable for students to measure the current in a DC ciruit in laboratory.
J0407型直流电流表供学校学生在实验中测量直流电路中的电流用。
The DC system is normally supplied from a battery charger system, which is supplied from the low voltage AC system.
直流系统通常由蓄电池充电系统供电,蓄电池充电系统由低压交流系统供电。