Aiming at three-phase bridge rectifier which is the most typical harmonic source for power line, this paper studied the harmonic current detection method based on Instantaneous Reactive Power Theory. 本文针对电网中最典型的谐波源&三相桥式整流电路,研究基于瞬时无功功率理论的谐波电流检测方法。
It consists of single-phase three-phase ac voltage or by buck and whole wave rectifier ( or bridge rectifier) get, no voltage and flat wave request power must be large enough. 它由三相或单相交流电压经降压和全波整流(或桥式整流)得到,无稳压及平波要求功率要足够大。
Phase Conversion Analysis of Three-Phase Bridge Rectifier Circuit Based on Electromagnetic Coupling Transient Transformer Model 基于变压器电磁耦合瞬态模型的三相桥式整流电路的换相分析
Three phase bridge rectifier for motor vehicle alternator is the key component of motor vehicle. 机动车交流发电机用三相桥式整流器是机动车电器工作的关键部件,它的工作环境恶劣。
Study on anti-surge load system for the alone-stable wave power station Stability Analysis of Synchronous Machine with Diode-Bridge Rectifier and Back-EMF Load 波浪能独立稳定电站负载抗冲击性研究同步发电机-整流器-反电动势负载系统的稳定性分析
To do this a "bridge rectifier"( a simple arrangment of6 diodes) must be used. 这样做的“整流桥”(一个简单的安排,6二极管)必须使用。
The accuracy and practicability of the simulation program are verified by simulation on chopper, three-phase all-controlled bridge rectifier and three-phase half-controlled bridge rectifier. 通过对于瓦格纳斩波器、三相全控整流桥和三相半控整流桥的仿真验证仿真程序的正确性和实用性。
The basic principle of the system lies in feeding back the output power at the motor slip rings of an AC motor into the mains through a bridge rectifier and an inverter. 其基本原理是将交流电机的滑环输出功率通过整流电桥和有源逆变器送回交流电网。
Simulation results of making process for different phase angles of flow driven by full bridge rectifier are given and analyzed at rated and variable voltages in detail. 文中给出了全桥整流驱动额定电压情况下不同开通角时合闸过程及电压变化时的仿真结果,并对仿真结果作了细致分析。
A Method for Calculating Harmonic Current in Three-phase Bridge Rectifier with LC Filter LC滤波的三相桥式整流谐波电流的计算方法
A new type trigger system of thyristor three phase bridge rectifier 新型晶闸管三相整流全控桥触发系统
As an example, the principle of waveform analysis, the design of sampling circuit, interface and applied programs for 3-phase bridge rectifier are discussed. 本文以三相桥式晶闸管整流电路为例,讨论波形分析法的原理、采样电路与微型计算机接口电路的设计及应用程序的设计。
The calculation methods of the short circuit currents in three-phase bridge rectifier circuits 三相桥式整流电路短路电流的计算方法
Trigger circuit of three-phase bridge rectifier realization based on comparison circuit principle 基于比较电路原理实现的三相桥式整流器的触发线路
Study of Dual Bridge Rectifier Based on Phase Shifting Transformer 基于相移变压器的双桥整流器研究
Analysis and Calculation of Three-phase Bridge Rectifier Circuit 三相桥式整流电路的分析与计算
Stability Analysis of Synchronous Machine with Diode-Bridge Rectifier and Back-EMF Load 同步发电机-整流器-反电动势负载系统的稳定性分析
This paper present a detailed analysis of Capacitor-filtered Three-phase bridge rectifier circuits based on an analytical method and simulation, considering practical condition adequately, for choosing parameters of element. 在电路各元器件的参数的选择上,是通过解析和仿真的方法对电容滤波型三相桥式整流电路做了较深入的分析后,并充分考虑实际情况下确定的。
A calculating method is proposed for harmonic current of three phase bridge rectifier with LC filter. 提出了对三相桥式整流器谐波电流进行计算分析的方法。
This paper presents a theoretical analysis on the electromagnetic process of three-phase magnetic amplifier of the transductor type with bridge rectifier output circuit. 本文对工作绕组为串联或并联的三相扼流磁放大器(带桥式整流输出)的电磁过程进行了理论分析;
Development on the Double Circuit of Modified Bridge Rectifier 改进型桥式整流器的双重化电路研制
In this paper, based on analysis the characteristic of direct-drive WPGS and other devices, the main circuit structure, which composed of three-phase full bridge rectifier, sepic chopper and single-phase full-bridge inverter, is presented. 本文在详细分析直驱风力发电系统特点和已有逆变装置的基础上,确立了三相不可控整流桥+SEPIC变换电路+单相全桥逆变电路的逆变装置主电路结构。
For normal operation of three-phase bridge rectifier, phase sequence and phase of synchronous voltage and main circuit voltage must match, current method is exchanging phase sequence and measuring voltage wave. 为保证三相桥式相控整流器的正常运行,同步电压与主回路电压的相序相位必须匹配,目前通行的方法是通过倒相序和测量波形确认。
At the same time, before the diode bridge rectifier it uses filter circuit with a simple harmonic suppression which can not fulfil the complete harmonic suppression. 同时在二极管整流桥前用简单滤波电路抑制谐波造成谐波抑制不彻底。
Then main circuit of excitation system is designed and the parameters are calculated, such as line current, line votage, power on alternating current side and control angle of three phase bridge rectifier. 然后对励磁系统的主回路进行设计并计算参数,包括交流侧线电流、交流侧线电压和交流侧电源功率及三相整流桥的控制角。
With the use of rectangular magnetic shielding, voltage doubling bridge rectifier, cascade connection of 4 windings, the structure of the transformer is more reasonable and the performance more reliable. 采用矩形磁屏蔽、二倍压桥式整流、四绕组级联等优化,使变压器结构更合理,性能更可靠。