Analysis and Calculation of Starting Devices for Asynchronous Phase Converter 异步劈相机起动元件的分析与计算
A phase shift converter can achieve zero voltage switching on the leading leg and zero current switching on the trailing leg by utilizing the reverse avalanche characteristics of IGBT. This circuit can provide low switching losses when IGBT is operating in high switching frequency. 利用IGBT的反向雪崩特性,实现伪相移变换器前臂零电压、尾臂零电流开关,使IGBT可在高开关频率下运行,且降低了开关损耗。
Analysis of Three phase Converter in Combination with High frequency Link and Cycloconverter 高频环及周波变流器组合式三相变频器的分析
High Precision Amplitude/ Phase Converter Ultrasonic Precision Machining of Ultrasonic Amplitude-Transformer 高精度幅相变换器的研制
Application of Space Vector Theory in Three Phase Pulse Converter 空间向量理论在三相脉冲变流器中的应用
This device can be used in three phase converter assembly using thyristors. 可在三相晶闸管变流装置中应用。
The phase error-voltage converter theory of the GST-1 three-axis test table is deeply analyzed in this paper. 本文对GST-1型三轴台的相差电压转换器的原理进行了深入分析,而且当鉴相宽度为最小分辨率时,提供对应的电压输出。
Variable-structure control with sliding mode of three phase converter 三相单位功率因数变流器滑模变结构控制
Study on the Filter of ZVS-PWM Phase Shift Converter ZVS-PWM移相变换器的滤波研究
The three phase converter soft switch control can be realized by avail of resonant DC link. 谐振直流环可以实现三相变流器的软开关控制。
The structure of a three phase converter control system is discussed in this paper. The selection meth-ods of APF and PFC parameters are summarized, and a new design method is proposed in order to adapt three phase converter to working as both APF and PFC function. 本文对三相变流器控制系统结构进行了讨论。结合分析现有的三相变流器作为PFC和APF的主电路参数选择方法,提出了新的设计方法,以适用于三相变流器同时作为APF和PFC的场合。
Research of the Single-Phase Converter Based on DSP SPWM 基于DSP正弦脉宽调制的单相逆变电源研究
Faults Monitoring for Thyristor Phase control Converter 晶闸管相控变流器的故障监视
This paper introduces a three phase static converter with high frequency PWM technique, it realizes DC/ DC with Boost converter, and inverter is fulfilled by 120 degree on time inverter, and also designs AC filter circuit, the output waveform become sine wave. 论述的三相静止变流器采用高频PWM技术,利用Boost变换器实现直流升压,然后由120°导通型逆变器完成逆变,并设计了交流滤波电路,使输出波形为正弦波。
Multifunction Single Phase Converter with Unity Power Factor 一种多功能单相单位功率因数变换器
A novel static single phase to three phase converter is presented, which is a V type power supply composed of single phase AC mains and single phase inverter. 提出了一种新型静止单/三相变流器,即由单相交流电源和单相逆变器构成的V型供电电源。
Analysis and design of three phase AC-DC converter with current indirect control 间接电流控制三相交-直变流器的系统分析与设计
Two-variable control theory and relevant problems of phase controlled converter 相控变流器和变频器双变量控制理论的研究
: This article provides the running requirement and design method of the driving circuit with three-phase reverse converter, which ensure the reliability of the reverse converting system. 提出了对三相逆变器驱动电路的运行要求和设计方法,从而保证了逆变系统运行的可靠性。
Study of a novel single phase to three phase converter 新型单/三相变流器的研究
A Pseudo Phase Shift Converter by Utilizing Zero voltage and Zero current Switching 零电压和零电流开关的伪相移式变换器
The Phase Shift Converter with Multi-Control Theory and Design of the LLC Resonant Converter 采用复合控制的移相谐振变流器LLC谐振变换器的原理与设计
The mathematical model and the current decoupled control method of three phase PFC converter in dq synchronous frame is presented at first. 首先给出三相功率因数校正变换器dq同步坐标系下的数学模型和电流解耦控制方法。
Multi phase converter with inner loop average current sharing 采用内环平均电流共享的多相电源分析与设计
Intelligent Sliding Mode Control of Three Phase PWM Converter in Distributed Power System 分布式电源中并网三相PWM整流器的智能滑模控制
Study on the Single-phase Converter Design 单相交流逆变器的设计研究
At the same time the forward phase converter at work will collapse the glitch issue. if not effectively control, The circuit will not work. 同时提出相位转换器在工作中会产生陷落毛刺的问题,如不能有效控制将影响电路功能。
Then also through the analysis of math model of three phase PWM converter in d 、 q reference, double closed loop PI control system about stabilization of DC voltage and unit power factor operation could be established. 然后,分析了网侧三相PWM变换器在同步d、q坐标系中的数学模型,同样建立基于稳定直流母线电压和单位功率因数运行的双闭环串级PI控制方案。
Based on the mathematical model of the three phase converter, the current loop and voltage loop control blocks were deduced and the control parameters were designed, which can be the reference of the grid connection PQ control strategy for general DG unit. 其次针对并网模式下的三相变流器控制展开研究。建立了三相半桥变流器的数学模型,推导电流内环、电压外环的控制框图并进行设计,可作为通用并网PQ控制DG节点设计参考。
Simulation and experimental results were conducted to validate the effectiveness of this method. Thirdly, control strategies of the three phase converter under island mode were studied. 通过仿真与实验进行了验证。再次针对孤岛模式下的三相变流器控制展开研究。