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Description: 本系统基于反馈控制思想，由交直流转换电路、DC-DC变换器、步进电路模块和显示模块4个模块电路构成开关稳压电源。交直流转换电路整流部分采用全波桥式整流电路形式，DC-DC变换器以TL494有主核心设计并加上简单滤波电路及RC放电回路所构成的回路控制器。它能把脉冲宽度变化的信号转换成与脉冲宽度成正比变化的直流信号，进而实现闭环单回路控制。由单片机控制
数字定位器X9241的电阻,进而控制输出电压。显示模块由LCD1602构成。
-Based on feedback control of the system of thought, from AC-DC converter circuit, DC-DC converters, stepper circuit module and display module 4 module circuit switching power supply. AC-DC converter circuit using full-wave rectifier part of the circuit form of bridge rectifier, DC-DC converter to TL494 have the main core of the design and add a simple RC filter circuit and discharge circuit posed by the loop controller. It can change the pulse width signals into changes with the pulse width is proportional to the DC signal, and thus realize the closed-loop single-loop control. By the single-chip microcomputer to control the number of locator X9241 resistance, thereby control the output voltage. LCD1602 constituted by the display module.
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Size: 50176 |
Author: 苏永生 |
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Description: 本设计实际上是将被测模拟量转换为数字量，并进行实时数字显示，主要由以下几部分构成：量程转换电路、AC-DC转换电路、3位半A/D转换单元电路、基准电源单元电路、译码驱动单元以及数码管显示单元。其中A/D转换器选用三位半MC14433，基准电源选用MC1403，译码驱动器则MC14511，另加四个共阴极LED发光数码管。
-In fact this design is to convert the measured analog digital and real-time digital display, mainly by the following components: range conversion circuit, AC-DC converter circuit, three semi-A/D conversion circuit unit, the baseline power unit circuit, drive unit, as well as decoding digital tube display unit. One A/D converter selection of the three semi-MC14433, baseline power selection MC1403, decoding drive the MC14511, a total of plus four LED digital tube LED cathode.
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Size: 141312 |
Author: |
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Description: AC-DC Converter using a three-phase three-level
PWM Voltage-sourced Converter -AC-DC Converter using a three-phase three-level PWM Voltage-sourced Converter
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Size: 18432 |
Author: hb |
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Description: AC/DC三电平变换器，Matlab/Simulink建模仿真-AC/DC three-level converter, Matlab/Simulink modeling and simulation
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Size: 18432 |
Author: 刘鹏 |
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Description: parallel connected pFC controller ac to dc dc to dc converter
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Size: 27648 |
Author: haleem |
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Description: 针对兆瓦级风电并网逆变器主电路研制中存在的并联扩容、开关频率较低和LCL滤波器难以优化设计等问题，提出了采用交流侧串接电感再进行并联的均流方案，采用载波移相技术提高变流器的等效开关频率，提出了LCL滤波器的设计原则，并给出了上述设计的理论依据和实现方法。通过对2兆瓦风电变流器主电路的仿真验证了上述技术方案。-MW-class wind power for grid-inverter main circuit of the parallel development of existing capacity, a lower switching frequency and LCL filter design difficult to optimize the problem, a series inductor AC side in parallel are further flow program, the use of carrier phase-shifting technology to enhance the equivalent converter switching frequency, a LCL filter design principles, and gives the above-mentioned theoretical basis for the design and implementation. 2 MW of wind power converter main circuit simulation program to verify the above-mentioned technology.
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Size: 212992 |
Author: cesc |
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Description: DSP控制AC DC AC电机中的使用。很全面很强大非常好-Direct Power and Torque Control
of AC/DC/AC Converter-Fed Induction
Motor Drives
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Size: 7272448 |
Author: sandy |
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Description: this file is AC to DC converter
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Size: 14336 |
Author: Mehdi |
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Description: AC to DC converter
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Size: 17408 |
Author: Mehdi |
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Description: it is the simulation of matrix converter with motor load. matrix converter is an upcoming popular converter from ac to ac with out use of dc link.
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Size: 11264 |
Author: Murali |
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Description: AC-DC-AC converter model in the simulink and attached to the labview
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Size: 61440 |
Author: moon |
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Description: DSP Example Code for programming an Hybrid AC/DC converter-DSP Example Code for programming an Hybrid AC/DC converter
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Size: 310272 |
Author: polo |
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Description: 矩阵变换器 矩阵变换器的仿真模型及实现原理，利用sfunction实现对开关管的导通的控制-Matrix converter matrix converter and implementation of principles of the simulation model, using sfunction achieve the turn-on switch control of
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Size: 59392 |
Author: 古含 |
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Description: ac power converter-ac ac power converter
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Size: 8192 |
Author: Tarak |
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Description: single phase ac ac converter
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Size: 7168 |
Author: Tarak |
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Description: 绿色交_交变频器Green AC _ AC Converter-Green AC _ AC Converter
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Size: 398336 |
Author: pepedog |
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Description: ac converter for power electronic, particularly for HVDC systems
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Size: 1032192 |
Author: test |
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Description: AC-DC Converter notes
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Size: 2179072 |
Author: Norhayati Yusof |
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Description: 国际电气工程先进技术译丛 电力变流器电路
本书揭示了整流、逆变、周波变流和变流电路的所有关键组分——描述其通断，电压和电流的关系，还有变流器的性质、运行、控制和性能及其实际应用。书中的许多方法基于经典数学，同时包含了大量有解的数字例题。本书主要介绍了单相和三相AC-DC整流器电路，功率因数和谐波性能，不同的DC-AC逆变器电路，PWM调制器和相位可控矩阵AC-AC周波变流器电路，降压、升压和降升压DC-DC变流器电路，以及用于DC-DC电路的开关模式变流器电源-International Electrical Engineering advanced technology on power converter circuit
This book reveals all the key components of the rectifier, inverter, Zhou Bo converter and converter circuit, which describes the relationship between the current and voltage, current and voltage, as well as the nature, operation, control and performance of the converter and its application. Many methods in the book based on classical mathematics, also contains a large number of digital solutions for example. This book mainly introduces the single-phase and three-phase AC-DC rectifier circuit, power factor and harmonic performance, different DC-AC inverter circuit, PWM modulator and phase controllable matrix AC-AC frequency converter circuit, buck, boost and drop boost DC-DC converter circuit, and for the DC-DC circuit switch mode converter power supply
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Size: 6087680 |
Author: 黄叶 |
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Description: AC to DC to AC converter , PMSM drive
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Size: 29696 |
Author: fatee
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