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Low-Voltage-Ride
- 详细说了双馈风机三相短路时的情况,并且着重分析了短路电流的表达形式以及最大值出线时刻,在此基础上提出了Crowbar电阻的取值方法。-In case of three-phase short circuit fault occurring at the terminal of a doubly-fed induction generator ( DFIG ), the rotor current characters of DFIG are analyzed from the viewpoint
Asynchronous_motor_subdivision
- 传统异步电机直接转矩控制多采用六边形磁链控制或六区间的圆形磁链控制,容易造 成转矩和磁链脉动过大,限制了其实用范围。针对此缺陷,本文采用矢量细分的方法,将传统的六电压矢量和六扇区细分为十二电压矢量和十二个扇区,制定了相应的矢量开关表,并通过 MATLAB 对其进行了仿真实验。仿真结果表明,基于矢量细分的异步电机直接转矩控制能够有效改善磁链轨迹,减小转矩脉动,提高系统控制性能。 -Conventional induction motor direct torque control multip
untitled111
- 自己建立的基于全阶磁链的异步电机无速度传感器矢量控制系统调试源码-Established based on their full order flux induction motor speed sensorless vector debugging source control system
yibu
- 建立模型参考自适应系统(MRAS)来估计转子磁链,最后通过Matlab/Simulink仿真与基于DSP的无速度传感器异步电动机矢量控制实验-Model reference adaptive system (MRAS) to estimate the rotor flux, and finally through Matlab/Simulink Simulation and DSP-based induction motor speed sensorless vector control exp
VSIsimplified
- 三相异步电机的控制;电压源逆变器,采用电流滞环控制;典型的异步电动机按转子磁链定向的矢量控制,磁链与转矩实现解耦。-Three phase induction motor control voltage source inverter, the current hysteresis control the typical asynchronous motor by rotor flux oriented vector control, flux linkage and torque deco
DTC_LOW_SPEED
- Simple Flux Regulation for Improving State Estimation at Very Low and Zero Speed of a Speed Sensorless Direct Torque Control of Induction Motor
windfarm_dfig
- PSCAD/EMTDC软件搭建的双馈异步发电机(DFIG)详细模型,转子侧采用定子磁链定向控制,网侧采用电网电压定向控制。-PSCAD/EMTDC software to build double-fed induction generator (DFIG) detailed model, using the rotor side stator flux oriented control, network side using the grid voltage oriented control.