结合定子磁链控制，提出异步电机基于定子磁链幅值恒定的电压矢量控制方案，并对该方案的非线性局限进行了分析。
Then a voltage vector control scheme for induction motors based on constant stator flux is presented and it's nonlinear limitations are analyzed.
在直接转矩控制理论基础上，推导出一种基于定子磁链矢量增量来确定定子参考电压矢量的新型无速度传感器直接转矩控制方案。
This paper obtains a new speed-sensorless direct torque control scheme for induction motor based on calculating the stator flux vector increment to determine the stator reference voltage.
它直接对电机的定子磁链和转矩进行控制，其结构简单，控制手段直接，具有良好的动静态性能。
It directly controls the electromagnetic torque and stator flux linkage. It has simple structure, directly control means and high stable and transient performance.
本文对一种新型的基于定子磁链定向的无速度传感器矢量控制系统作了研究和分析。
In this paper a new speed sensor-less vector control system based on stator-flux-oriented is researched and analyzed.
根据测量和观测的定子电流、电压和磁链，提出了一种永磁同步电动机无传感器控制方案。
A sensorless control strategy for permanent magnet synchronous motors is presented based on the measurement and observation of stator current, voltage and flux vector.
电动汽车直接转矩模糊控制系统中，定子磁链观测器采用电压模型时，系统低速性能变差。
In a direct torque fuzzy control system of electric vehicle, when the voltage model is used as stator flux observer, the system's low speed performance becomes poor.
为了提高直接力矩控制系统中定子磁链的观测精度，提出了一种新的定子磁链自适应观测器。
In order to improve the observing precision of the stator flux observer of DTC systems, a new adaptive stator flux observer is proposed.
它采用空间矢量的分析方法，采用定子磁场定向，直接对电动机的电磁转矩和定子磁链进行控制。
It directly controls the electromagnetic torque and stator flux, using the analyzing method of space vector and stator flux orientation.
目前，在直接转矩控制中大多采用电压模型来估算定子磁链。
At present, the flux estimation based on voltage model is widely used in direct torque control system.
在基于定子磁场定向的矢量控制恒线速运行控制方案的基础上，提出了一个速度闭环、磁链闭环的矢量控制方案。
Then a vector control method with speed closed-loop and magnetic linkage closed loops put forward, which is based on the constant velocity by means of stator flux-oriented vector control.
在此基础上，提出定子电阻整定的定子磁链估计方法，并建立一个定子磁场定向直接转矩控制的仿真系统。
On the basis of the scheme, a stator flux estimate technique based on stator resistance compensation is also presented, and the simulation system of the direct torque control project is established.
最后本论文提出了一种改进的磁链模型，引入了单神经元网络PID控制器来调节定子磁链，并建立了相应的磁链模型。
Finally, this paper presents an improved model of the magnetic chain, using a single neural network PID controller to adjust the stator flux, and set up the corresponding flux estimation model.
实验结果验证了定子磁链定向的矢量控制策略既能保证定子输出频率恒定，又能较好地跟踪风力机的最大功率输出。
The stator flux-oriented vector controlling strategies of keeping stator frequency constant and capturing the maximum wind power are verified by experiment results.
运用定子磁链定向的双馈异步发电机矢量控制能够实现定子侧有功功率和无功功率的解耦控制。
The stator flux-oriented vector control method can realize de-coupled control of active and reactive power.
传统的直接转矩控制采用六边形磁链控制或六区间的圆形磁链控制，造成转矩脉动大，而且当考虑定子电阻压降的影响时，其区间选择存在缺陷。
Traditional DTC uses hexagon flux control or six-section circle-flux. When the voltage of stator resistance is considered, its section choice has defect.
对比了不同的定向矢量控制方式的优缺点，采用定子磁链定向的矢量控制方式来控制双馈电机。
The various control strategies for different space vector oriented were compared for the doubly fed machine.
介绍了变速恒频风力发电的基本原理，并采用定子磁链定向的矢量控制方法得到了双馈发电机的矢量控制系统模型。
The thesis presents the principle of VSCF wind Power. In this thesis, we adopt the vector control strategy of stator field-orient and gain a vector control system model of double-feedback generator.
进一步讨论了感应电动机磁链控制模型，给出了定子磁链渐近跟踪控制的条件。
This paper deals with the problem of a robust asymptotic output tracking control of fully input-output linearizable nolinear systems via output feedback.
本文在综述感应电动机的控制方法和详细分析感应电动机数学模型的基础上，研究了定子磁链和转矩的跟踪控制问题。
Based on the analysis of the mathematical model of induction motor, this paper addresses the problem of tracking control of stator flux and torque.
永磁同步电机转矩中定子磁链幅值和转矩角均为可控变量，直接转矩控制的实现方法不唯一。
The amplitude of stator flux and torque Angle in permanent magnet synchronous motor (PMSM) are controllable, the implementation method of direct torque control in PMSM is not unique.
根据永磁同步电机定子磁链和转矩角均可控的特点提出了一种最优直接转矩控制方法。
A new torque control method was presented according to the characteristic that the amplitude of stator flux linkage and torque Angle are all controllable.
根据永磁同步电机定子磁链和转矩角均可控的特点提出了一种最优直接转矩控制方法。
A new torque control method was presented according to the characteristic that the amplitude of stator flux linkage and torque Angle are all controllable.
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