Direct control of torque over the motor speed range is provided by the drive, which helps the motor and drive generate torque levels high enough to cycle the press back to ready position.
直接控制扭矩而不是电机转速范围，可以使得电机和变频器产生足够高的扭矩使得压机可以回复到原来的位置。
Due to the large torque ripple of inductance motor based on direct torque control, especially at a low speed, this paper proposes a new control strategy.
针对基于直接转矩控制的感应电动机在低速运转时存在较大的转矩脉动问题，该文提出一种新的控制方法。
Due to the large torque ripple of inductance motor based on direct torque control, especially in a low speed, this paper proposes a new control strategy.
针对基于直接转矩控制的感应电动机在低速运转时存在较大的转矩脉动问题，提出一种新的控制方法。
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.
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。
Direct Torque Control (DTC) has the advantages of less reference frame commutation-computation and less influence by motor parameter variations in AC drives system.
交流调速中直接转矩控制具有坐标变换运算量小和受电机参数变化影响小的特点。
Based on the principle of the direct torque control, the novel identification method of induction motor speed using neural network in a speed-less sensor AC drive system was presented.
根据异步电动机直接转矩控制原理，提出了采用人工神经元网络速度辨识方法去实现无速度传感器的交流调速控制系统。
The application of HV-IGBT shows good applied prospects for the strategy of vector control or direct torque control of induction motor.
表明采用HVIGBT对感应电机传动的矢量控制或直接转矩控制策略具有良好的应用前景。
For the large torque ripple of inductance motor based on direct torque control, especially at a low speed, this paper proposes a new control strategy.
针对基于直接转矩控制中的感应电动机在低速运转时存在较大的转矩脉动问题，提出了一种新的控制方法。
A direct torque control system of fully digitized vehicle used asynchronous motor based on DSP TMS320LF2407A is given out, while introducing this system's hardware and software structures.
给出了一种基于数字信号处理器TMS320 LF 2407a的全数字化车用异步电机直接转矩控制系统，并介绍了该控制系统的硬件和软件结构。
It deduces the direct torque control for Switched Reluctance motor compared with the method used on the inductive motor.
在类比了异步电机的基础上推导了开关磁阻电机的直接转矩控制方法。
In this paper, a direct instantaneous torque control (DITC) of switched reluctance motor (SRM) with a four-level converter is presented.
主要论述了基于四电平功率变换电路的开关磁阻电机直接瞬时转矩控制。
A new direct torque control (DTC) strategy based on duty ratio control technique of induction motor drives is presented.
文中提出了一种新的基于占空比控制技术的异步电机直接转矩控制方案。
This paper proposes an improved direct torque control (DTC) method for induction motor system applications.
该文提出了一种改进的直接转矩控制方案并应用于异步电机控制系统中。
Test is done on an arced linear synchronous motor test-bench and result shows a fast dynamic response achieved by direct torque control method and the control algorithm is also verified.
在圆弧型同步直线电机试验台上进行试验，试验结果较好的体现了直接转矩控制追求电机快速动态响应的特性，验证了控制算法的正确性。
For AC servo system of permanent magnet synchronous motor (PMSM), the position servo controller was constructed with direct torque control and self-adjusting PI control based on Fuzzy inferences.
在永磁同步电机交流伺服系统中，采用直接转矩控制及模糊自适应PI控制构成位置伺服控制器。
This paper presents a kind of direct torque control with a stator resistance estimator for an AC motor speed-governing system based on fuzzy logic control.
介绍一种基于模糊控制理论的定子电阻辨识器的直接转矩控制交流电机调速系统。
The direct torque control for permanent magnet synchronous motor is affected by the variation of stator resistance, and consequently the accuracy of speed adjusting system.
永磁同步电机直接转矩控制受定子电阻变化影响，进而影响调速系统的精度。
This paper applied direct torque control (DTC) tactics base on DSP to permanent magnet synchronous linear motor, gived the hardware structure and the software diagram of the system.
文中研究了一种基于DSP的永磁同步直线电机直接推力控制策略，并给出了该系统的硬件结构和程序流程图。
Therefore, research and development of high-performance direct torque control system of electrically excited synchronous motor is of great economic value.
因此研究和开发高性能的电励磁同步电动机直接转矩控制系统具有重大的经济价值。
A new strategy of tank gun control system to apply to control AC motor was introduction and improved-designing of AC motor based on basic method of Direct Torque control was proposed.
介绍了坦克炮控系统中对交流电机的一种新型控制策略，并在基本型直接转矩控制方法上进行了改进设计。
Based on the Direct Torque control, drive the induct motor by Matrix converter, apply the Direct Torque control theory to control induct motor and adjust speed.
在直接转矩控制理论的基础上，将矩阵变换器供电异步电机，应用直接转矩控制理论对电机进行调速。
Direct torque control can make motor having fast torque response and good dynamic performance.
直接转矩控制能使电机控制系统获得快速的转矩响应，从而具有良好的动态性能。
This paper introduces two kinds of control project used in motor speed adjusters at present, which are vector control technology and direct torque control technology (DTC).
介绍了目前广泛使用的电机调速的两种控制方案：矢量控制技术和直接转矩控制技术。
The thesis introduces the basic principle of Direct Torque Control on asynchronous motor. In the beginning, stator flux and torque can be got through a typical mathematics model of asynchronous motor.
本文首先介绍了异步电动机直接转矩控制的基本原理，从异步电动机的数学模型入手，逐步分析，从而得到磁链和转矩。
Motor speed was estimated on line base on Lyapunov's stability theory, and in this the speed sensorless direct torque control emulation system was designed.
基于全阶观测器，采用李亚普诺夫稳定性理论对电机转速进行在线辨识，实现了异步电机无速度传感器直接转矩控制系统。
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.
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.
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。
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