Description: 介绍了基于87C52 微控制器和SA 8381 型PWM 产生芯片实现的SPWM 型单相逆变电源的全数字化控制系
统。详细说明了该逆变电源系统的原理构成和主电路原理。简要说明了M ITEL 公司的新型SA 8381 带微处理器接口的可编
程SPWM 波形发生器的引脚功能、内部框图及工作原理, 说明了他的技术特点、应用范围等, 并给出了逆变电源系统程序
框图及控制回路程序流程, 软件编程情况。-Introduction based on the 87C52 microcontroller and SA 8381-type chip PWM generated the SPWM type single-phase inverter power all-digital control system. A detailed description of the inverter power supply system the principle of the composition and the main circuit. M ITEL briefly describes the SA 8381 Platform: |
Size: 273408 |
Author:nahong |
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Description: PWM控制技术是逆变电路中应用最广泛的技术。为了对PWM型逆变电路进行分析，从PWM控制的基本原理出发，首先建立了逆变器控制所需的电路模型，采用IGBT作为开关器件，并对单相桥式电压型逆变电路和PWM控制电路的工作原理进行了分析。使用双踪示波器对电路的输出波形进行分析，给出了仿真波形。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-PWM control of inverter circuit technology is the most widely used technology. PWM inverter in order to analyze the circuit, from the basic principles of PWM control, the first set up the required inverter control circuit model, using IGBT as a switching device, and single-phase bridge voltage-type inverter circuit and the PWM The working principle of the control circuit is analyzed. Using a dual trace oscilloscope to the circuit' s output waveform analysis, the simulation waveform. Practice shows that: the use of PWM control technique able to achieve the operational requirements inverter circuit Platform: |
Size: 31744 |
Author:班小栓 |
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Description: 利用Matlab中的simulink工具箱仿真。单相桥式PWM逆变电路，采用单极性触发方式，负载 ，电源 ，建立模型，制作PWM触发模块，画出基波幅值与占空比关系图。-Using simulink toolbox of Matlab simulation. Single-phase PWM bridge inverter circuit, the use of unipolar trigger mode, load, power, establishment of model, trigger the production of PWM module, draw the fundamental relationship between the amplitude and duty cycle. Platform: |
Size: 22528 |
Author:商姣 |
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Description: 本文主要内容是关于单相PWM逆变器的输出电压波形控制技术。好的输出波形
包含两个方面的要求：稳态精度高和动态响应快。本文围绕这两点，分析了重复控制
技术和双环控制技术，并进行了一系列仿真和实验。
-The output waveform correction technology of single-phase PWM inverter is studied
in this dissertation.High quality waveform has two characteristics.It has not only nice
static characteristic but also well dynamic response.Aiming at these characteristics,
repetitive control technology and dual-loop control technology is analyzed.Both these
control scheme are verified by simulation and experiment.
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Author:lpf213 |
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Description: 单相准Z 源逆变器及其SVPWM 控制策略研究
冷志伟， 齐琛， 陈希有
（大连理工大学，辽宁大连116024）
摘要：主要研究了一种新型拓扑结构的Z 源逆变器，即单相准Z 源逆变器。分析了其等效电路及其运行状态，并将空
间矢量脉宽调制（SVPWM）技术应用到单相准Z 源逆变器中，着重分析了调制的基本原理并给出了单相准Z 源逆变
器基于SVPWM 的控制策略。仿真和实验结果表明，相对常规Z 源逆变器，准Z 源逆变器能够有效抑制启动冲击电
流，显著降低Z 源网络中电容器件的电压应力，从而节省整体成本、增强了系统可靠性。
关键词：逆变器；空间矢量脉宽调制；单相-Research on Single Phase Quasi-Z-source Inverter with SVPWM Control Strategy
LENG Zhi-wei， QI Chen， CHEN Xi-you
（Dalian University of Techology，Dalian 116024，China）
Abstract：This paper mainly develops a novel topology，which is called quasi-Z-source inverter（QZSI），derived from the traditional
Z-source inverter（ZSI）.The equivalent circuit and operating principle analysis are given and the space-vector PWM
technique is applied into single phase QZSI（spQZSI），the basic modulation principle and control strategy of spQZSI based
SVPWM are showed.The simulation and experimental results indicate the presented QZSI has merits of suppress the inrush
current and remarkable lower component voltage ratings，thus save the entirety costs and strength the system reliabilities.
Keywords：inverter；space vector pulse width modulation；single phase
Foundation Project：Supported by National Natural Science Foundation of China（No.50877007） Platform: |
Size: 205824 |
Author:赵刚 |
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Description: ：仿真．--f~简化对单相电压型PWM逆变器的分析和设计过程。为此，文章基于状态方程建立了单相
电压型PWM逆变器的数学模型和仿真模型。仿真模型分别考虑了主电路和控制器模型，较为精确地反映了
实际情况。实验表明，以此模型为基础的控制方案是可行的。-: Simulation.- F ~ simplify the single-phase voltage PWM Inverter analysis and design process. To this end, the article was based on state equation, single-phase voltage-type PWM inverter model and simulation model. Simulation model were considered the main circuit and the controller model, more accurately reflect the actual situation. Experiments show that this model-based control scheme is feasible. Platform: |
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Author:jiwei |
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Description:
Single-Phase PWM Inverter
This demonstration illustrates use of the IGBT/Diode block in voltage-sourced converters. It also demonstrates harmonic analysis of PWM waveforms using the Powergui/FFT tool. Platform: |
Size: 10240 |
Author:iman14 |
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Description: 单相PWM逆变器直流-交流mtalab模型,PWM发生器的内涵,适用于逆变器研究的学生
-Single-phase PWM inverter dc- ac mtalab model, the connotation of the PWM generator, is suitable for inverter for research students
Platform: |
Size: 19456 |
Author:高云龙 |
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Description: 采用ijbt作为开关器件的单相桥式电压逆变电路，通过此电路能直观的观察到我们想要获取的结果(Using ijbt as a single-phase bridge voltage inverter circuit, through which we can intuitively observe the results we want to obtain.) Platform: |
Size: 106496 |
Author:fly520025 |
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Search - SINGLE PHASE PWM Inverter