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dainlu
- 此开关稳压电源由AT89S52单片机作为控制核心。系统包括AD采样，PID控制，PWM输出，构成闭环系统。交流电源输入到整流模块，经整流滤波后输出平稳的直流电压。该直流电压直接输出至IGBT全桥变换器模块。高精度AD转换器将后端输出的电压电流信号由模拟信号量变为数字量供给单片机进行数字PlD运算，经过PID控制运算后，由控制模块输出PWM调制波形至IGBT栅极，构成一个闭环系统，控制电压稳定输出，从而实现开关稳压电源控制系统。此外，可由键盘输入欲得电压值，从LCD显示实际电压值，人机交互界面友好
protel99-module
- Driver.ddb Mydot.ddb Wait.ddb 单片机.ddb 电源指示灯.ddb 仿真示例电路.ddb 脉宽调制信号控制电路.ddb 图3-5.ddb 图3-6.ddb 稳压电源电路.ddb 修改74LS373.ddb-Driver.ddbMydot.ddbWait.ddb Singlechip. Ddb power indicator. Ddb circuit simulation examples. Ddb PWM signal cont
KA3525
- 基于KA3525的单片机辅助PWM控制电源电路，对于电源电路有详细的阐述-KA3525 microcontroller-based PWM control of auxiliary power supply circuit
Code
- Source code for Multifunction Power Assisted Wheelchair. Use 2 SPCE061A chips. Slave MicroChip used for Voice-control, Master MicroChip used for Assistive and Electric control Wheelchair. Input: 3 buttons, 3 switch, 1 ADC, 2 x 2phase A/B encod
Soft-switching-phase-shifted-PWM-control-switch.ra
- 移相控制软切换PWM开关电源设计Soft-switching phase-shifted PWM control switching power supply-Soft-switching phase-shifted PWM control switching power supply
UC3843
- Descr iption The UC3842/UC3843/UC3844/UC3845 are fixed frequencycurrent-mode PWM controller. They are specially designed for Off-Line and DC to DC converter applications with minimum external components. These integrated circuits feature a
IEEE14
- Independent control of active and reactive power without any needs for extra compensating equipment. With PWM, VSC-HVDC o® ers the possibility to control both active and reactive power independently . While the transmitted active power is k
PC-Fan-Control-using-ATtiny13
- PC Fan Control using ATtiny13... This application note describes the operation of 12 volt DC cooling fans typically used to supply cooling air to electronic equipment: These fans are typically based on two-phase Brushless DC (BLDC) motors drawi
H_W
- PWM and Power converter for do a Vector control in a Induction Machine
(Renesas-Electronics)
- BLDC motor control is required to understand the motor rotor position and steering mechanism of rectifier. For the closed-loop speed control, there are two additional requirements, namely for the rotor speed \ / or motor current and PWM signals were
DC-DC
- /功 能：1.实现与CPLD的通信,从而控制PWM的占空比. 2.实现LCD显示相关信息. // 3.实现对键盘按键的判断和确定相应的操作. 4.实现对电压电流的检测. // 5.实现过载保护功能,电流过大时,切断PWM输出,当排除过流故障后,自动恢复供电 // 6.实现用PID算法跟踪电压,实现稳压输出-/ Function: 1. Achieve communication with the CPLD to control the PWM duty cycle.
WIND-RESEARCH
- On the Causes of Circulating Currents in PWM Drives With Open-End Winding AC Machines Phase-Shifting-Transformer-Fed Multimodular Matrix Converter Operated by a New Modulation Strategy An All-DC Offshore Wind Farm With Series-Connec
TIAOGUANG
- 实现按键控制当单片机PWM实现分100级手动调光 采用恒流源给LED供电，单片机控制恒流源大小。-Achieved with control buttons when the microcontroller PWM to achieve sub-100 manual dimming Using constant current source to the LED power supply, microprocessor control constant current source si
PWM-convertor
- 运用矢量控制的思想，实现有功率和无功功率的解耦控制，根据pwm整流器在两项旋转坐标下的数学模型。-Using the idea of vector control, achieving power and reactive power decoupling control, pwm rectifier based on a mathematical model in two rotating coordinates.
EPS_bldc_Simulink
- 基于Simulink的电动助力转向控制策略仿真，里面详细介绍了EPS的几个主要仿真模块,如逆变器模块、电源模块、换相逻辑模块、PWM信号产生模块、电动机本体模块等-Based on Simulink simulation of electric power steering control strategy, which details several major simulation module EPS
tutorial3
- PWM is used in all sorts of power control and converter circuits. Some common examples include motor control, DC-DC converters, DC-AC inverters and lamp dimmers. There are numerous PWM controllers available that make the use and application of PWM qu
JSWTTCDWQ
- 本设计是以TI公司的MSP430G2553和LDC1000芯片为核心设计的一个金属物体探测定位器。采用MSP430G2553单片机作为系统控制处理器，LDC1000电感/数字转换器评估板作为金属物体探头对硬币及铁环进行探测，当检测到硬币或铁环时单片机通过反馈信息控制小车不动而实现定位。同时，运用PWM直流电机调速技术，完成对小车运动速度和运动方向的控制，并用蜂鸣器和发光二极管进行声-光显示是否探测到硬币或铁环。整机使用单电源同时对电机部分、芯片部分、显示部分进行供电。-The design is
1-s2.0-S2212671614000274-main
- Originally, PWM refers to a method used to realize or amplify a continuous function by using on/off implementa- tion. With the development of new control algorithms for power converter, the term PWM also refers to the control of semiconductor switche
pwm-control
- 脉冲宽度调制是一种模拟控制方脉冲宽度调制是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用在从测量、通信到功率控制与变换的许多领域中脉冲宽度调制是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用在从测量、通信到功率控制与变换的许多领域中。 - Pulse width modulation is a kind of analog control pulse width modulation is to use digital microproce
PWMrectfier
- In this paper, simulation and practical implementation of direct power control is presented for a PWM Rectifier application. The proposed DPC control has several advantages, including the grid current very close to sinusoidal waveforms (TDH <1