查询词典 bridge circuit

Secondly, this paper explains the design of the hardware and software in this system, including the choice of three-phase fully-controlled bridge rectifier circuit, design of protecting circuit, burst module and detecting module, and thinking and method of programming. This paper provides the measures to handle with all kinds of disturbance factors.

其次，本论文对于系统的硬件及软件设计进行了详细的解释，包括三相桥式全控电路的选择、保护电路的设计、触发模块的设计、检测模块的设计以及编程的思想方法等，并且提出了对于实验过程中出现的各种干扰情况所给予的相应的抑制措施。

The operation principle of single-phase bridge voltage model inverter circuit and PWM control circuit are analysed.

实践表明：运用PWM控制技术能够很好地实现逆变电路的运行要求。

In this paper, on the basis of circuit analysis, the relationships between the output voltage and flow angle and load characteristics in the three-phase bridge fully controlled rectifier circuit were studied using simulation software Simulink based on MATLAB.

本文在对三相桥式全控整流电路的输出电压与导通角及负载特性的关系进行分析的基础上，采用Matlab的可视化的仿真工具Simulink对其进行了仿真研究。

Fourth chapter mainly elaboratess the signal conditioning circuit of strain gauge and the supply circuit of strain bridge systems design methods.

第四章主要阐述了应变仪信号测量电路及电桥电源电路的设计方法。

The apparatus use Lm336 as constant voltage source, and it been converted to constant - current source by amplification, which provide current for the Hall probe. The non-idiostatic offset circuit use the bridge method to offset the circuit. So while the magnetic density is null, the output voltage of Hall probe is null too.

仪器采用恒压源经过放大器转换为恒流源，为霍尔探头提供工作电流；不等位电势补偿电路采用桥式补偿网络，补偿电压通过调节可变电阻获得，实现霍尔电势的幅值补偿，使外磁场为零时，霍尔探头输出电势为零；磁通电路主要提供对样品的磁特性测量，它由测量线圈和积分器组成。

Three-phase bridge incontrollable full-wave rectifier circuits and the inverter circuit constitute the main circuit of AC-DC-A voltage source inverter system.

该方法通过判断输出电压矢量的角度来获取三相电流的方向，避免了电流检测中多个零点的现象。

The article makes a comparison among different types of bus, bus transmission signal and several familiar topologies of front-end converters and load-end converters. Finally, the half bridge converter with full-wave rectifier based on the high-frequency parallel-type AC bus bar is chosen as circuit structure and optimized. The working mode under different condition of the circuit is analyzed and a mathematical model is set up under continuous current mode. Simulation result is used as comparison.

通过对比不同类型的母线、母线传输信号以及各种常见的前端变换器拓扑和负载变换器拓扑，确定了基于并联型高频交流母线的半桥变换器加全波整流作为电路拓扑，并优化了电路的结构，分析了基于不同工作状态下的电路结构并建立电流连续模式的数学模型，并与软件仿真结果进行对比。

A novel phase-shifted zero-voltage and zero-current switching PWM DC/DC full-bridge converter is presented in this thesis, which is based on the groundwork of summarization of the development of Power Electronics in recent years and lucubration in theoretical basis of modern high frequency soft switching power convert technique and analysis of operation principle, characteristic of the circuit and inherent drawbacks of the traditional phase-shifted zero-voltage switching PWM DC/DC full-bridge con...

本文在对近年来电力电子学科的发展高度综述和对现代高频软开关功率变换技术理论基础深入研究的基础上，对传统的移相控制ZVS PWM DC／DC全桥变换器的工作原理、电路特性、存在的缺点进行了分析，在此基础上提出了一种改进型的移相控制ZVZCS PWM DC／DC全桥变换器。

Through analysis and simulation, the short- circuit and open-circuit fault diagnosis of transistors in the widely used asymmetric bridge converter were studied.

针对不对称半桥式功率变换器的主电路拓扑，通过理论分析和仿真实验，对变换器中的功率管短路和开路故障诊断进行研究。

The design of high frequency conversion power adopting full bridge of IGBT whose driven circuit adopts M57962L module is presented in this paper. The working principle and simulation of this circuit is also analyzed in detail. This system is a basis for the research of smaller and smarter ozonizer power supply.

提出了一种主电路采用IGBT全桥结构，驱动电路采用M57962L模块，利用单片机控制技术的高频逆变电源的设计方法，同时对电路的工作原理作了分析与仿真，该电源系统为小型化和智能化臭氧发生器电源的研究提供了基础。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。