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- 丁类音频功率放大器的工作方式。同时利用PWM信号控制导通时间以放大信号。这个主要是性能研究开发 没有硬件-Class D audio power amplifier work. At the same time, the use of PWM signal to control turn-on time to signal amplification. The performance of the main research and development are not the hardwar
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
1
- 摘要：基于单片机的数控开关电源是利用单片机实现对开关电源的输出电压设定、输出电压步进调整、输出电压和输出电流显示等数字控制。本文设计的数控开关电源由两部分组成。开关电源部分采用基于PWM控制的不对称半桥功率变换器，由模拟控制芯片KA3525产生PWM信号经驱动电路实现对功率变换电路的输出电压控制，实现电压的稳定输出。数控部分采用凌阳单片机的D/A输出对KA3525的误差比较器的参考端进行数字给定，实现对输出电压的设定、步进调整和显示等功能。文中给出了系统设计框图，对各部分电路进行了分析，并给出了
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
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.
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
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
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
05420961
- In this paper it is presented a detailed descr iption of the analog implementation of the control for a DC-AC converter composed by a DC-DC Zeta converter and a low frequency inverter. Using only analog components, it was developed the MPPT t