Auxiliary voltage transformers for controls and metering.
控制以及测量用补助电压变压器。
This might be in the area of special interface circuitry, or auxiliary DC voltage sources.
这可能是在特殊接口电路，或辅助直流电压源方面。
The static current and voltage relays made of solid state circuit and without DC auxiliary supply are presented.
论述了无需直流辅助电源、用厚膜电路构成的静态型电流和电压继电器。
The influence of laser sampling, auxiliary spark discharge voltage, and electrode point gap on analytical results was examined.
考察了激光取样、辅助火花放电电压、电极尖端距离等条件变化时对分析结果的影响。
Means need 25a contactor, main contact are three normally open, auxiliary contact is one normally open, control coil voltage is DC 110v, order volume is 20 sets.
表示为25a接触器的主触头为三对常开，辅助触头为一对常开，控制线圈的电压为直流110v，订货数量为20台。
This auxiliary network has the advantages such as its circuit is simple, the current stresses and voltage stresses on its components are small.
它具有辅助电路简单，辅助电路的电感、电容和二极管的电流电压应力小，副边占空比损失小等优点。
Auxiliary contactors contact rated voltage of 380v ac, DC to 220v.
接触器辅助触头额定电压为交流380v，直流为220v。
The restrictive effect of auxiliary power voltage and the safety measures of under-excitation operation are also included.
对厂用电电压的限制问题及进相运行的安全措施也作了讨论。
It is composed of pulse height analysis (PHA), auxiliary parameter acquisition, high voltage control and communication interface.
该仪器由脉冲幅度分析、辅助参数采集、高压控制和传输接口组成。
The paper also describes its application in combination with the features of a low voltage auxiliary system produced by the Shaanxi Blower(Group) Co.
结合陕西鼓风机（集团）有限公司生产制造的风机机组低压辅机系统的特点，阐明了电动机软启动装置的应用。
ZVS is achieved for each main switch without any auxiliary circuit. Voltage stress of each main switch is a half of input voltage.
每个主开关电压应力是输入电压的一半，并且全范围实现ZVS而不用附加任何电路。
A zero-voltage-switching (ZVS) three-level auxiliary resonant commutated pole inverter (ARCPI) is presented for high power GTO ones.
对于大功率的GTO逆变器，提出了一种零电压转换(ZVS)的三电平辅助谐振变换极逆变器(ARCPI)。
It has many remarkable advantages such as simple auxiliary circuit, realizing ZVS in the wide load range, no voltage spike and surge of the transformer secondary side and easy to be controlled.
与基本ZVS三电平变换器相比，该变换器具有辅助网络简单、实现零电压范围宽、副边无电压过冲和占空比丢失以及控制方式灵活等优点。
Why will the capacitors in the auxiliary winding of motor usually be rated higher than the rated input voltage?
为什么电容起动马达副绕阻中的电容两端电压一般会大于额定输入电压？
PSS technique can be used for the output voltage or current regulation by employing an auxiliary winding.
初级侧感测方法可藉由辅助线圈來达到输出电压或电流的控制。
The electric auxiliary system sometimes has condenser motor loads, and the starting of inductor motors can cause bus voltage fluctuation problem.
厂用电系统中一般带有集中电动机负荷，异步电动机启动会引起母线电压严重的波动。
Through analysis on the ferromagnetic resonance phenomenon in auxiliary power system of the nuclear power station, the possibility of the circuit resonance of the generator voltage is discussed.
通过发生在核电站厂用电系统的一起铁磁谐振现象的分析和处理，探讨了防治措施和方法。
The HL-2A tokamak power supply is presented. Three flywheel motor-generator (MG) sets with several converters and high voltage power supplies are used for the magnetic coils and the auxiliary heating.
描述了HL - 2 A装置供电系统，该系统主要由三套飞轮脉冲发电机组、磁场电源系统和辅助加热高压电源系统组成。
The electric auxiliary system usually consists of condenser motor loads, and the starting of inductor motors can cause the problem of bus voltage fluctuations.
厂用电系统中一般带有集中电动机负荷，异步电动机启动会引起母线电压严重的波动。
An auxiliary power unit (APU) is used to charge the first battery to maintain a desired voltage across the first energy storage unit.
以及辅助动力单元，其可操作以给所述第一能量存储单元充电。
The utility model discloses an electric energy quality regulator, comprising an original edging voltage changer, a high-frequency transformer and an auxiliary edging voltage changer.
本实用新型公开了一种电能质量调节器，它包括原边电压变换器、高 频变压器和副边电压变换器。
Generator control cabinet and panel are auxiliary devices synchronous to the generator set, mainly used to control electricity distribution and voltage adjustment.
发电机控制箱(屏)是同步发电机组的配套设备，主要是控制发电机送电及调压。
Internal Accessories of the s (h) Z Intelligent Type Breaker, such as Under voltage trip, Shunt trip, Auxiliary contacts and Alarming contacts etc.
智能型断路器的欠压脱扣、分励脱扣、辅助触头等内部附件，如表b 1所示。
Practice shows that the application of medium voltage inverters in thermal power plants can reduce auxiliary power ratio and improve the performance of generating unit…
应用实例的运行情况表明，在火力发电厂中应用高压大容量变频器，可降低发电厂的厂用电率，提高机组的运行性能。
Practice shows that the application of medium voltage inverters in thermal power plants can reduce auxiliary power ratio and improve the performance of generating unit…
应用实例的运行情况表明，在火力发电厂中应用高压大容量变频器，可降低发电厂的厂用电率，提高机组的运行性能。
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