Strong three-phase power output solves the trouble of hoisting the car by manpower.
功率强劲的三相输出可免除人力盘车的难题。
The main advantages of 4-phase power transmission are analyzed briefly.
概要分析了四相输电的主要优点。
Understanding of PLC controllers, low voltage control circuits and three-phase power necessary.
对于PLC控制器，低电压控制电路和三相电源要有必要的了解。
Voltage protection for electronic and electrical equipment used in low voltage single phase power supply system.
主要用于低压单相电源系统电子电器设备的过电压保护。
The article introduces the design of small power single-phase power transformer, and enumerates the instance of designing.
介绍了小功率单相电源变压器的设计，并列举了设计实例。
The LB11820Mis a pre-driver IC, which is appropriate for3-phase power brushless motors, produced by SANYO Electric Co. , Ltd.
LB11820M是日本SANYO（ 三洋）公司开发的三相直流无刷电机驱动芯片。
This compensator can compensate phase loads respectively and display all the phase power factors and current values in a time-split way.
该功率因数补偿器具有相负载分别补偿，补偿电容在电压过零时投切，各相功率因数和电流值分时显示等特点。
In the second chapter, three-phase models for distribution system elements are established, which is the basis of three-phase power flow.
第二章建立了配电网络各种元件的三相数学模型，这是三相潮流计算的基础。
Designs of the three-phase power supply, gyro-controlling circuit, azimuth-sampling circuit, and the interface with other tools are described.
文章介绍了井下陀螺三相电源、框架陀螺控制电路、方位采集电路的设计和通用短接接口的设计。
The working principle, principal block diagram, and the detecting records of the three-phase power converter are also analysed in this article.
本文还对三相功率变换器的工作原理、原理框图以及检测数据进行了分析。
The system samples the current grade value and controls the grade and the main circuit breaker to avoid shorting the different phase power or damaging...
通过对当前级位进行采样，控制级位的升、降和主断路器的分、合，完成机车自动过分相过程。
The single-phase harmonic current components can also be detected by the method effectively through constructing a dummy symmetry three-phase power system.
通过构造一个虚拟的三相对称系统，该检测方法可以推广到单相电力系统的谐波电流检测。
A new harmonic detection way based on the single-three phase method and instantaneous reactive power theory was adopted to detect single-phase power system.
采用了单相-三相构造法和瞬时无功理论的谐波检测方法来检测单相系统。
This paper introduces the trouble shooting methods for the coil short of miniature three-phase power transformer, and points out some notable matters in the test.
介绍了小型三相电力变压器线圈短路故障查找的方法和试验时的注意事项。
The binding methods of yokes in three-phase power transformer cores and their merits and demerits are introduced. The general tightening device is analyzed briefly.
介绍了三相油浸式电力变压器铁心铁轭的绑扎方式及其优缺点，并对常见的拉紧装置作了简要分析。
The Balance Transformer Accroding to Impedance Matching which has been widely used in electric railway is a kind of three-phase to two-phase power supply equipment.
阻抗匹配平衡变压器，是一种三相变两相的供电设备，已广泛用于我国电气化铁道。
By means of circuit topology theory and loop current method, simulation and calculation are performed on the 12-phase power winding of an induction generator with rectifier load system.
为了对异步发电机十二相功率绕组带整流负载系统进行仿真计算，采用了基于电路拓扑理论的回路电流法。
Among the three-phase power-factor correction circuits, the full decoupling circuit is especially suitable for high power fields because of its high input power and good electrical performance.
在三相功率因数校正电路中，全解耦型电路由于其输入功率大，电气性能较好等优势特别适用于大功率场合。
Because four-phase transmission system has the advantages of good symmetry and simple structure of its lines and poles, it has obvious superiority over other multi-phase power transmission system.
四相架空输电线路对称性好，线路及杆塔结构简单，在多相输电线路中具有独特的优势。
Firstly, the existing methods of the three phase power measurement in the teaching materials are introduced. And then another three connection methods are suggested for three phase four wire circuits.
首先介绍了现有教材中已给出的三相电路功率的测量方法，进而提出了三相四线制三相电路功率测量的另三种接线方法。
Based on the theory of Artificial Neural Network (ANN), an approach to simulate signal propagation delay, carrier phase, power, and other parameters using ANN is proposed.
基于人工神经网络(ANN)理论，提出一种利用ANN来模拟信号传播延迟、载波相位、信号功率等参量的方法。
Based on the theory of Artificial Neural Network (ANN), an approach to simulate signal propagation delay, carrier phase, power, and other parameters using ANN is proposed.
基于人工神经网络(ANN)理论，提出一种利用ANN来模拟信号传播延迟、载波相位、信号功率等参量的方法。
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