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温升测试
- 电机温升测试系统,适用于工作频率为50/60Hz的单/三相小功率异步电机（≤5KW）、串级电机、电动工具的绕组温升测量。适用于工作频率为50/60Hz的电源变压器、充电器、电感镇流器的绕组温升测量。带电原理：在带电工作情况下测量绕组的直流电阻，并用公式折算成温升。专为电动工具定子，转子温升测量而开发，其中定子采用带电法，转子采用断电法-motor temperature test system is applicable to the frequency of 50/60Hz single /
Dynamicmodelsimulationofdoubly-fedwindturbines
- 为满足在电网发生故障时风电机组需保持与电网连接并向系统不间断供电的要求,提出 了双馈风力发电机的动态模型、变流器模型、变流器保护及电网模型,以研究双馈风力发电机的暂 态特性.以1·5MW SUT-1500双馈风力发电机为原型,由一个无穷大电源等效电网模型,变流器模 型采用定子磁链的定向电流矢量控制方法,利用PSCAD软件对双馈电机的暂态特性进行仿真.仿 真结果表明,矢量控制能够实现双馈电机的有功、无功解耦,并可改善系统的低压穿越能力. -To meet the power f
im
- INDUCTION MOTOR RUN (Currents and speed as state variables) The motor is running at a specified load. After reaching steady state in an initialization first run, the initial conditions are established for a second run in which the load is pulsat
fmm
- fmm is a visualisation tool to bserve magnemotive forces and vector quantities in a 3-phase stator coil system
beerten
- In this paper, a comparison is made between different implementations of the three-level torque comparator for a Direct Torque Control (DTC) based induction motor drive. The DTC scheme controls stator flux and torque by means of hysteresis co
DTC--bp
- 电机的直接转矩控制，用神经网络替代定子磁链观测器-Motor direct torque control using the neural network to replace the stator flux observer
update1
- 搭建永磁同步电机的直接转矩控制仿真模型 1，实测电流经过3/2变换得到alpha-beta轴上的电流； 2，估计模块中包含定子磁链和电磁转矩的估算，其中，定子磁链观测是采用基于转子位置和定子电流的磁链估计，电磁转矩直接在alpha-beta轴上计算； 3，转速调节模块和转矩调节模块直接采用PI调节器； 4，预期电压矢量估计模块，根据k时刻的磁链幅值与相位和k+1时刻的磁链幅值和相位计算出来的； 5，SVMPWM是空间电压矢量调制模块，实现空间任意角度任意大小的电压矢量，从而控
kongzai_bingwangsubsystem1
- 双馈风力发电空载并网前的模型，以实现定子电压与电网电压一致-Doubly-fed wind power generation and net pre-load model, in order to achieve consistency with the grid voltage stator voltage
1_5MWDFIG-kongzhixitong
- 本文设计了1.SMW双馈型风机变频器的整体硬件电路,满足风机整体工作的稳定 性和高效率"为实现LVRT功能,设计了一种新的CROWBAR电路,并对电路的控制 电路做了改进"研究了1.SMW双馈型风机变频器系统的控制策略,转子侧变换器采用 定子磁链定向矢量控制技术,网侧PWM变换器采用电网电压定向矢量控制技术,构建 了电流内环!电压外环的双闭环PI控制系统,导出了采用转子有功电流和无功电流独 立解祸来控制有功功率和无功功率的策略-This pape
21__430_436
- The generating systems use Doubly-Fed Induction Generators (DFIGs) to achieve high conversion efficiency and to reduce the installation cost. This paper presents a modeling and Maximum Power Point Tracking (MPPT) control method of DFIG-based vari
article-Hamid-A.-Toliyat
- In this paper, direct torque control (DTC) of fivephase induction motor is developed. A novel DTC scheme is proposed, where fast torque response with low ripple in the stator flux and torque of five-phase induction motor can be achieved. In c
article-Leila-Parsa
- This paper presents the sensorless direct torque control (DTC) technique for five-phase interior permanent magnet (IPM) motors. By using the introduced technique fast torque response with low ripple in the stator flux and torque of the five-p
SVPWM_VSI
- 空间矢量控制方式的实质是将交流电动机等效SVPWM为直流电动机，分别对速度，磁场两个分量进行独立控制。通过控制转子磁链，然后分解定子电流而获得转矩和磁场两个分量，经坐标变换，实现正交或解耦控制。-Essence of space vector control mode is equivalent to SVPWM AC motor DC motor, respectively, speed, independent control of the two components of the mag
third_order
- design induction motor with quickfield for rotor and stator describe.my programme it s used for
DSP-based-PMSM
- 系统主要由DSP、IPM（智能功率模块)、检测电动机速度信号和电流信号的传感器、光电隔离电路、电源电路等组成。首先，传感器将检测到的定子相电流信号和转速信号送入DSP的ADC和QEP，DSP对检测的信号进行相应的运算处理后产生PWM脉冲信号，经光电隔离后，驱动IPM智能功率模块以产生期望的电压来控制电机运行。此外，系统还具有键盘设定及显示功能。-System consists of DSP, IPM (Intelligent Power Module), the sensor detects t
Dq0-asynchronous-motor-simulation
- 将异步电机等效为直流电机，即将定转子解耦的同步旋转模型-Will be equivalent for dc motor, induction motor stator synchronous rotation model of decoupling
dtcmdzz.mdl-2
- 异步电动机直接转矩，定子磁链为圆型，各个模块已经调试完美。-Direct torque , stator flux is round, each module has been tuned perfectly.
YiBuDianJiMoXing_gai
- 异步电动机模型...定子模块，转子模块..坐标变换模块..参数设置的差不多了..希望有帮助-Asynchronous motor model... Stator modules, rotor module.. Coordinate transformation module.. Parameter is set about..
fftspectrum
- 基于FFT的频谱分析程序，包含感应电机定子电流数据，可直接运行-FFT based spectrum analysis program, including the induction motor stator current data, can be directly run
SimulinkDFIGMOXING
- 风力双馈发电机运行的仿真模型，该模型和文献给出聊定子磁链定向控制，仿真效果很棒！-Double-fed wind generator to run the simulation model, the model given in the literature and talk to the stator flux oriented control, simulation results were fantastic!