Search - PID DC-AC

[SCM] dc-source

Description: 一个直流信号源的全部开发资料,包括原理图,PCB,单片机程序-a DC source of all development information, including schematics, PCB, the 8031 procedure
Platform: | Size: 152576 | Author: 朱赪 | Hits:

Description: 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。-This switching power supply control by the core as a single-chip AT89S52. AD sampling system, PID control, PWM output, constitute a closed-loop system. AC power input to the rectifier module, after filtering by the rectifier output DC voltage stable. The output DC voltage directly to the IGBT full-bridge converter modules. Precision will be the back-end AD converter output voltage and current signals from the analog signal into a digital quantity to supply the number of single-chip computing PlD, after PID control algorithms, the control module from the output PWM waveform modulation IGBT gate to form a closed-loop system, the control voltage output, in order to achieve switching power supply control system. In addition, by欲得keyboard input voltage from the LCD displays the actual voltage value, user-friendly human-computer interaction.
Platform: | Size: 46080 | Author: 周陶钧 | Hits:

[matlab] pid5

Description: AN EXCELLENT DC MOTORS SPEED CONTROLLING BY ZIEGLAR NICHOLS PID TUNING
Platform: | Size: 8192 | Author: raviteja | Hits:

[matlab] gen_pwm_pid

Description: 电力电子元件模拟同步发电机，实现AC/DC，DC/AC，利用计算法PWM，PID控制器，跟据效果比较理想-Synchronous generator simulation of power electronic components, to achieve AC/DC, DC/AC, using computational method PWM, PID controller, with far more satisfactory results
Platform: | Size: 17408 | Author: Jerry Xu | Hits:

[DSP program] Photovoltaic-Inverter-BASED-2812dsp

Description: 针对光伏并网发电系统中关健部件—逆变器的结构设计与控制方法研究进行了详细分析和阐述。从电网、光伏阵列以及用户对逆变器的要求出发, 分析了各种不同的逆变器拓扑结构与控制方法, 比较其运行效率和控制效果。对于本文提出了一种基于全桥变换器的正弦波逆变电源的整体设计方案。文章首先对系统设计中将使用到的DC/DC变换器，DC/AC变换器以及PWM控制技术在理论上进行了深入的研究。并讨论了数字式PID控制算法的实现和在系统中的应用，还针对这种基于全桥变换器的正弦波逆变器提出了一种用一个电压闭环来调节两个控制量的 PID算法。其次，文章设计了基于全桥变换器、全桥逆变器和以DSP为核心的逆变电源控制电路，详细介绍了各相关电路模块的原理与结构。在完成电路参数设计以后，通过使用MATLAB/Simulink软件对整个系统进行了仿真分析。并对系统软件设计的思路与实现方法以及关键程序的流程进行了介绍。最后，通过系统的带载实验对整套系统软硬件设计的合理性进行了验证。实验结果表明，本文设计的逆变电源硬件电路和软件系统是成功的。 -The paper comes up with a full-package solution to convert solar power into AC.This solution is based on the design of the full-bridge converter and the full-bridge inverter.This paper first gives full analysis on the theories of power switching technology,inverter technology and PWM technology.And the theory and fulfillment of PID algorithm are discussed in this paper.Especially for this solution,this paper comes up with a PID algorithm in which two variables are being controlled in one close-loop. Then,this paper gives the procedure to calculate the main circuit parameters.The design of digital controlling circuit and assistant circuits, such as MOSFET driving circuit and voltage protection circuit,are introduced.Based on the parameters worked out,the paper gives the simulation of whole system in Matlab/Simulink.This paper also introduces the firmware design based on the DSP（TMS320F2812）. The last is the verification of whole system including hardware and software by t
Platform: | Size: 1939456 | Author: fmx | Hits:

[Program doc] S7-200biancheng

Description: 模拟电位器 H–2 H.2 怎样使用高速计数器 H–6 H.3 自由通信口模式的简单应用 H–10 H.4 处理脉宽调制 H–13 H.5 可逆电动机起动器电路――适用于改变三相交流感应电动机旋转方向 H–16 H.6 步执行顺序（事件鼓定时器） H–19 H.7 S7-200用自由通信口模式和并行打印机连接 H–23 H.8 通过自由通信口模式接受条形码阅读器的信息 H–27 H.9 集成脉冲输出通过步进电机进行定位控制 H–31 H.10 SIMATIC S7-221通过自由通信口模式控制贺氏（Hayes）调制解调器 H–37 H.11 几台SIMATIC S7-200 PLC使用自由通信口模式连接在一个远程I/O网络上 H–43 H.12 S7-224与SIMOVERT电机驱动器之间的自由通信口通信接口 H-54 H.13 用S7-200 CPU 224 DC/DC/DC进行定位控制，并具有位置监视和位置校正 H-64 H.14 用S7-200实现PID控制 H-80 H.15 模拟量输入的处理 H-92 H.16 S7-200与PC之间的连接：从Windows应用程序中读数据 H-98-Analog potentiometers H-2 H.2 How to use high-speed counter H-6 H.3 Simple application of the Freeport mode H-10 H.4 Dealing with pulse width modulation H-13 H.5 Reversible motor starter circuit- to change the direction of rotation of three-phase AC induction motor H-16 H.6 Step sequence (drum event timer) H-19 H.7 S7-200 Freeport mode and parallel printer connection H-23 H.8 Freeport mode to accept the bar code reader H-27 H.9 Integrated pulse output by the stepper motor positioning control H-31 H.10 SIMATIC S7-221 modem Hayes (Hayes) Freeport mode to control H-37 H.11 Of SIMATIC S7-200 PLC to use the Freeport mode to connect a remote I/O network H-43 H.12 Freeport communication interface between the S7-224 and SIMOVERT motor drive H-54 H.13 S7-200 CPU 224 the DC/DC/DC positioning control and position monitoring and position correction H-64 H.14 S7-200 PID control H-80 H.15 Processing of analog input H-92 H.16 Connection between the S7-200
Platform: | Size: 779264 | Author: 李明 | Hits:

[Program doc] s7-200bcc

Description: 模拟电位器 H–2 H.2 怎样使用高速计数器 H–6 H.3 自由通信口模式的简单应用 H–10 H.4 处理脉宽调制 H–13 H.5 可逆电动机起动器电路――适用于改变三相交流感应电动机旋转方向 H–16 H.6 步执行顺序（事件鼓定时器） H–19 H.7 S7-200用自由通信口模式和并行打印机连接 H–23 H.8 通过自由通信口模式接受条形码阅读器的信息 H–27 H.9 集成脉冲输出通过步进电机进行定位控制 H–31 H.10 SIMATIC S7-221通过自由通信口模式控制贺氏（Hayes）调制解调器 H–37 H.11 几台SIMATIC S7-200 PLC使用自由通信口模式连接在一个远程I/O网络上 H–43 H.12 S7-224与SIMOVERT电机驱动器之间的自由通信口通信接口 H-54 H.13 用S7-200 CPU 224 DC/DC/DC进行定位控制，并具有位置监视和位置校正 H-64 H.14 用S7-200实现PID控制 H-80 H.15 模拟量输入的处理 H-92 H.16 S7-200与PC之间的连接：从Windows应用程序中读数据 H-98-Analog potentiometers H-2 H.2 How to use high-speed counter H-6 H.3 Simple application of the Freeport mode H-10 H.4 Dealing with pulse width modulation H-13 H.5 Reversible motor starter circuit- to change the direction of rotation of three-phase AC induction motor H-16 H.6 Step sequence (drum event timer) H-19 H.7 S7-200 Freeport mode and parallel printer connection H-23 H.8 Freeport mode to accept the bar code reader H-27 H.9 Integrated pulse output by the stepper motor positioning control H-31 H.10 SIMATIC S7-221 modem Hayes (Hayes) Freeport mode to control H-37 H.11 Of SIMATIC S7-200 PLC to use the Freeport mode to connect a remote I/O network H-43 H.12 Freeport communication interface between the S7-224 and SIMOVERT motor drive H-54 H.13 S7-200 CPU 224 the DC/DC/DC positioning control and position monitoring and position correction H-64 H.14 S7-200 PID control H-80 H.15 Processing of analog input H-92 H.16 Connection between the S7-200
Platform: | Size: 784384 | Author: 李明 | Hits:

[Other] The-control-of-motor-by-MCU

Description: 电动机的数字控制是电动机控制的发展趋势，用单片机对电动机进行控制是实现电动机数字控制最常用的手段。本书详尽、系统地介绍了常用的直流电动机、交流电动机、步进电动机、无刷直流电动机、交流永磁同步伺服电动机的控制原理和采用单片机进行控制的方法，并给出了单片机控制电路和软件。同时，还介绍了用于电动机驱动的常用功率元器件的特性和驱动电路，用于电动机闭环控制的常用传感器的原理以及与单片机的接口电路，用于电动机优化控制的数字PID与数字滤波的算法和编程。-Digital motor control is the trend of the development of motor control, motor control MCU is the most commonly used means of motor digital control. Book is detailed and systematic introduction to the principle of DC motors, AC motors, stepper motors, brushless DC motors, AC permanent magnet synchronous servo motor control MCU control method, given the MCU control circuit Software. Also describes the characteristics of commonly used power components for motor drive, and the drive circuit, for motor closed-loop control of the principle of common sensor and microcontroller interface circuit for the motor to optimize digital PID control and digital filtering algorithm and programming.
Platform: | Size: 6194176 | Author: liulixin | Hits:

[Other] fp21_standard

Description: High Accuracy ±0.1 Programmable 9 Patterns and 9 Steps (81 Steps Max.) Auto-Tuning PID RA / DA Selectable User-Selectable Inputs (Thermocouple) User-Selectable Ranges Programmable Scaling (DC mV, DC mA) User-Friendly Opearation (Menu-Driven) Universal Power Supply (90~264V AC) Interface RS-422A / RS-232C 96 (H) × 96 (W) × 140 (D) mm (Panel Depth: 125mm)-High Accuracy ±0.1 Programmable 9 Patterns and 9 Steps (81 Steps Max.) Auto-Tuning PID RA/DA Selectable User-Selectable Inputs (Thermocouple) User-Selectable Ranges Programmable Scaling (DC mV, DC mA) User-Friendly Opearation (Menu-Driven) Universal Power Supply (90~264V AC) Interface RS-422A/RS-232C 96 (H) × 96 (W) × 140 (D) mm (Panel Depth: 125mm)
Platform: | Size: 368640 | Author: william | Hits:

[SCM] PID-Tuning-deviceV2.0

Description: STM32 PID算法调节直流电机来控制调节需要达到的380V交流电的电流值采用PID算法+pwm来调节需要达到的电流值-STM32 PID algorithm to adjust the DC motor to control the need to achieve the adjustment of the 380V AC current value using the PID algorithm+ pwm to adjust the required current value
Platform: | Size: 10970112 | Author: 程兵兵 | Hits:

[Embeded-SCM Develop] Schoolmatch

Description: 交流与直流共同向逆变供电，系统输出交流电，且交流电源可向直流电源充电。(AC and DC power supply to inverters, the system outputs AC, and AC power can be charged to DC power supply.)
Platform: | Size: 16155648 | Author: 桀骜 | Hits:

[Other] UniSolder-5.2C

Description: UniSolder-5.2C 俄罗斯开源(UniSolder-5.2C A short list of features: - power: 12-24V, AC or DC (24V 6A toroidal transformer is the best possible power source) - automatic 1/2 and 1/4 power selection, so only simple single winding 24V can drive all the instruments, from the smallest JBC Nano, to the largest JBC C245. - 2 separate heater control channels - 2 independent sensor inputs - current source on any sensor input 3uA - 12mA, wuth 2 bands (x1, x16) and 256 steps per band - flexible differential amplifier input selection - amplifier gain from 0 to 750 in 256 steps - negative offset selection in 1024 steps - resistive instrument identification (upto 625 different instruments can be identified by 2 resistors on the connector) - polynomial floating point voltage/resistance to temperature calculation - wave shaping to filter out the inductive peaks from series sensor signal - PID control with power limit - isolated USB port for firmware updates and live data - 128x64 OLED display with rich user interface.)
Platform: | Size: 8890368 | Author: 文小铁 | Hits:

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