查询词典 electric circuit

The choice of the subsystem in Chapter 5, it ' s carry on check electric of appliances equipments under the condition of normal short-circuit condition.Also is synthesization of before part.

第五章是一次系统电气设备的选择，并在正常工作条件下和短路条件下对其进行校验，同时也是对前几章内容的综合概括。

In the article introduced the monolithic integrated circuit to the electric motor the control, elaborated the crystal thyratron accent presses the velocity modulation the principle by and its the control system principle of work, introduced the hardware system design and the software system establishment.

文中介绍了单片机对电动机的控制，阐述了晶闸管调压调速的原理以及其控制系统的工作原理，介绍了硬件系统的设计和软件系统的编制。

The mutual inductor of the item is used to test vector differential value of protected circuit of personal electric shock is up to or over leakage operating current, the tripper will act and cut off so that the item will take effect of protection.

该项目的互感器用来检测值向量微分电路保护个人触电由以上运行泄漏电流旅行者的行为将被切断，使项目生效的保障。

SF〓 is widely used in high-voltage circuit breakers because of its excellent insulating performance in uniform electric field.

SF〓气体由于在均匀电场中具有优异的绝缘性能，在高压断路器中得到广泛应用。

The simulation result shows that the VIGA is valid for improving the electric field distribution and realizing the optimum design of the EHV circuit breakers.

仿真结果表明，基于VIGA的电场逆问题求解可有效改善超高压断路器灭弧室电场分布，实现结构优化设计以及灭弧室内匀场设计。

Our products include Voltage Stabilizer, EPS Intelligent Emergency Power Source, UPS , storage batteries, frequency inverter, soft starter, Charger, Power supply inverter, Transformer, circuit breaker, electric welding machine and others of more than 50 series, over 3000 types which.

主要生产的产品有稳压电源、EPS、UPS电源、蓄电池、变频器、软起动器、充电器、逆变器、变压器、断路器、建筑电气等五十多个系列，3000多个品种的电源产品。

Wieland Electric offer electronic housing for circuit board.

威琅电器还为单个或者整体的电路板提供适用的外壳。

It is introduced that harmonic current in the electric network and harmonic current detecting method based on instantaneous reactive power theory in the paper,and then it presents the current detecting method in the anisomerous mains voltage,aberrance circuit based on instantaneous reactive power theory .

通过对电网谐波和瞬时无功功率理论在谐波检测中应用的分析研究，作者给出了基于瞬时无功功率理论的检测方法在电网电压不对称、存在畸变时的电流检测方法。

In order to realize double configuration of control and protection system of HV electric power system,based on the doubling of protection system,the double configuration of disconnector operating circuit is synchronistically made.

为实现高压系统控制与保护系统的双重化配置，电力系统在保护双重化的基础上，同步进行了断路器操作回路的双重化配置，在操作箱及断路器的更换过程中，遇到了诸如压力闭锁、防跳、非全相跳闸等相关回路的配置等问题，对实际工作值得分析以及进行相应的处理。

The results of simulation show that three-winding single-phase capacitance motors with wye-connected drive ventilated machine load can proceed to AC braking to realize fast stopping. The capacitance number of changes can regulate system braking stopping time. When capacitance is certain, can establish the resistance to limit the electric current and electromagnetical torque in stator circuit during the braking process, regulating braking stopping time.

仿真结果表明，Y接法的三绕组单相电容电动机带通风机负载时可以进行交流制动实现快速停车；通过改变电容的数值可以调节制动停车的时间；当电容一定时，可以在定子电路中串联电阻来限制制动过程中的电流和电磁转矩，调节制动停车的时间。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐