搜索资源列表
CNC-lathe-system
- 数控车床系统XY工作台与控制系统设计 单片机控制步进电机驱动的多用XY工作台。 已知条件：定位精度：±0.01mm，滚珠丝杠及导轨使用寿命：T=15000h，中等冲击 工作台的有效行程为 快速进给速度 和工作载荷 -Microcontroller controlled stepper motor-driven XY table with more. Known conditions: positioning accuracy: ± 0.01mm, ball screw a
A_real-time_adaptive_PID_controller_step_motor
- 传统PID控制器通常难以满足多变量、非线性、强耦合的步进电机动态响应和精 确调速要求,结合传统PID控制和模糊控制及遗传算法(GA)整定PID参数的优点,设计基于 模糊遗传算法的实时自适应步进电动机PID控制器,充分发挥传统和智能控制策略各自的优 势。仿真结果表明,该实时自适应步进电动机PID控制器,具有很好的自适应能力和抗负载扰 动能力。在稳定性、动态速度响应诸方面均优于传统的PID控制器和模糊控制器,系统达到了 较高调速性能和控制精度。 -Traditional PI
motorcontrol
- Why do we need speed control? How is DC motor speed controlled? How is motor direction controlled? What circuits can be used? Motor speed should be independent of load. Differential d
logic2010
- This article presents particle swarm optimization (PSO)-based optimal gain tuning of proportional integral (PI) speed controller in an induction motor (IM) drive (30 hp) with mine hoist load diagram
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- 步进电机是将电脉冲信号转变为角位移或线位移的开环控制元件。在非超载的情况下，电机的转速、停止的位置只取决于脉冲信号的频率和脉冲数，而不受负载变化的影响，即给电机加一个脉冲信号，电机则转过一个步距角-Stepper motor is the electric pulse signal into angular displacement or linear displacement of the open-loop control components. In the case of non-ove
ULN2003A_
- 在实际应用中一般驱动路数不止一路，用上图的分立电路体积大，很多场合用现成的集成电路作为多路驱动。常用的小型步进电机驱动电路可以用ULN2003或ULN2803。本书配套实验板上用的是ULN2003。ULN2003是高压大电流达林顿晶体管阵列系列产品，具有电流增益高、工作电压高、温度范围宽、带负载能力强等特点，适应于各类要求高速大功率驱动的系统。ULN2003A由7组达林顿晶体管阵列和相应的电阻网络以及钳位二极管网络构成，具有同时驱动7组负载的能力，为单片双极型大功率高速集成电路。ULN2003
cerebellum-controller
- The controller translates desired states into control signals. Control signals might be motor torques or muscle activations. The current state could be just the joint positions, or it could include joint velocities, acclerations, load signals,
Speed-tracking-control
- Speed tracking control of a permanent-magnet synchronous motor with state and load torque observer韩京清教授发表在IEEE的自抗扰动控制论文，权威资料-Speed tracking control of a permanent-magnet synchronous motor with state and load torque observer Professor Ha
im
- INDUCTION MOTOR TESTS (No-Load Test, Blocked Rotor Test)
102
- Induction Motor Drive Using Seven Level Multilevel Inverter for Energy Saving in Variable Torque Load Application
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- 绕线式异步电动机带负荷启动，其转子串联电阻分级投切-Wound rotor induction motor with a load start, its rotor graded series resistance switching
dsPIC30F_ACIM
- 压频比控制方法非常适用于风机和泵等负载变化较慢的 应用场合。但对于需要快速动态响应的应用场合则效果 不佳。特别是在速度或转矩发生快速变化时，由于较高 的转差率则会导致较大的瞬态电流。如果同时对电机转 矩和磁通进行闭环控制，则可以在不产生大电流的条件 下实现快速的动态响应。矢量控制技术可以实现上述目 标，通常也被称作磁场定向控制（FOC）。-Voltage to frequency ratio control method is very suitable for fan
MotorFundam
- Motor Fundamental operation of the motor. It is used to convert the electrical energy, supplied by the controller, to mechanical energy to move the load
10biansuxing1
- 构建了一个包含风速模型、功率转换模型、传动链模型等三个部分的10MW变速直驱型风力发电机组的标么值的Matlab模型.传动链模型是基于二质量块——轴数学模型所构建的动态模型.通过标么值的转换及灵活的参数调整,该模型能较准确地模拟各种变速直驱型风力发电机组.仿真分析获取了最大功率跟踪特性曲线,并得到了风力发电机组的四个工作区.结果还能表明,电负荷电磁阻力矩能动态地调整电机转子转速,从而在低速风时能实现风能最大功率的追踪.同时,风涡轮的桨距角能控制高速风的利用率,使风涡轮机工作在额定功率下,有效地防
A-simple-and-robust-Speed-Tracking-Control-of-PMS
- This paper presents a simple and robust speed control scheme of Permanent Magnet Synchronous Motor (PMSM). It is to achieve accurate control performance in the presence of load torque and plant parameter variation. A Kalman filter is used to estim
Extended-Kalman-Filter-Based-Speed
- This paper presents a simple and robust speed control scheme of Permanent Magnet Synchronous Motor (PMSM). It is to achieve accurate control performance in the presence of load torque and plant parameter variation. A Kalman filter is used to estim
diandongqichediannenghuikuixitong
- 电动汽车电能回馈系统,本文以研制应用于电动汽车的数字化永磁无刷直流电机低速能量回馈系统为工程背景展开。着重分析了当永磁无刷直流电机低于其空载额定转速时电磁制动和能量回馈的原理，介绍了一种低速能量回馈制动的简单控制方法。-Electric vehicle electric energy feedback system, this paper to research and application of digital electric vehicle permanent magnet brushl
zhixiankongzai
- 测试直线电机的空载电压，将220sqrt（2）v峰值电压输入，通过星形连接，转为220v相电压，进入直线电机，验证其稳定性-The no-load voltage test of linear motor, 220sqrt (2) V peak voltage input, through the star connection, to enter the 220V phase voltage, linear motor, verify its stability!!
Voltage_Recovery
- 基于PSCAD/EMTDC的感应电动机负荷模型对电压恢复的影响。-Influence PSCAD/EMTDC induction motor load model based on voltage recovery.
Dual-DC-Motor
- 本设计系统地设计了双直流电动机调速的实时同步调速控制系统。经过多次的运行与检测，实践证明该电路工作稳定，显示清晰。其有以下特点：①调速性能好。电动机在一定负载的条件下，根据需要，能人为地改变电动机的转速。直流电动机可以在负载条件下，实现均匀、平滑的无级调速，而且调速范围较宽。②能实现双电机的同步无误差控制。在外负载改变第一个电机的转速时,另外一个电机可以跟随第一个电机的转速，实现同步无误差控制。采用全汇编语言设计，值得参考。-The design of the system design