文中提出了一种新型的开关频率固定的转矩控制器。
In this paper a new torque controller with fixed switching frequency is proposed.
它具有开关频率恒定，转矩和磁链波动小等特点。
It features in low torque ripple, low flux ripple and fixed switching frequency.
介绍用模糊自适应系统控制开关磁阻电机使转矩脉动减小的方法。
It is presented a method using fuzzy adaptive system to obtain torque ripple reduction in switched reluctance 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。
It deduces the direct torque control for Switched Reluctance motor compared with the method used on the inductive motor.
本文旨在将直接转矩控制策略应用于开关磁阻电机。
The thesis is aimed to apply the Direct Torque Control on the Switched Reluctance Motor.
仿真结果表明：改进后系统使逆变器开关频率减小，损耗降低，转矩有明显的改善。
The simulation results show that the improved control system significantly reduces the torque ripple, current ripple and effectively decreases the inverter switching frequency.
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。
In this paper, a direct instantaneous torque control (DITC) of switched reluctance motor (SRM) with a four-level converter is presented.
本文在研究开关磁阻电动机的转矩特点，对比分析各种转矩模型和转矩分配函数的基础上，建立了动态转矩模型。
Based on an analysis of the torque characteristic of switched reluctance motor and a comparison of torque models and phase torque distribution laws, this paper sets up a dynamic torque model.
开关磁阻电动机的转矩是各相电流与转子位置的高度非线性函数，这使得电动机的转矩容易出现脉动。
The torque of switched reluctance motor is a highly non linear function depends on phase current and rotor position, so the torque ripple occurs.
以空间矢量调制方法来获得逆变器的开关信号，实现了小的转矩脉动和恒定的开关频率。
The control signals of invertor are produced by space vector modulation to achieve a small torque ripple and constant switch frequency.
传统的直接转矩控制存在着转矩脉动大，低速性能差、开关频率不固定等问题。
The traditional direct torque control system has existed large torque fluctuation, poor performance of low speed region, inconstant switch frequency, etc.
在小功率领域，如对调速精度、转矩脉动要求不高的洗衣机、电动自行车等，开关磁阻电机具有较强的应用优势。
There is predominance in some low power applications such as the washer and the electrical bike in which the timing precision and the torque ripple are not strictly concerned.
结果表明提出的控制器可以保持开关频率恒定，并降低了转矩脉动，尤其在低速时。
The results indicate that the proposed controller is capable of maintaining the torque switching frequency constant and reducing the torque ripple, particularly at low speed.
针对平均转矩控制的开关磁阻电动机(SRM)转矩脉动大的问题，提出了一种瞬时转矩控制的方案。
To overcome the disadvantage of higher torque ripple in switched reluctance motor (SRM) based on average torque control technique, one method of instantaneous torque control is presented.
针对以平均转矩控制开关磁阻电机转矩脉动存在的不足，提出了基于瞬时转矩控制的转矩脉动最小化方案。
To overcome the disadvantage of solving torque ripple of switched reluctance motor based on average torque control method, in this paper a new one called transient torque control is presented.
针对开关磁阻电动机运行的振动和噪声问题，在对开关磁阻电机非线性模型进行分析的基础上，将直接转矩控制方法应用到SRM的控制当中。
As to the problems of operating noises and vibrations, this paper applied the Direct Torque control (DTC) technique to SRM's controlling, based on the analysis of the nonlinear model of SRM.
提出一种采用控制简单的谐振极零电压过渡(RPZVT)软开关逆变器的异步电机直接转矩控制新方案。
A scheme of direct torque-control system of asynchronous machine with a simple Resonance Pole Zero Voltage Transfer (RPZVT) inverter is proposed.
仿真结果表明该方法能够有效地控制开关磁阻电动机相转矩按期望变化，从而实现了其高性能转矩控制。
Detailed simulation results show that SRM phase torque can follow a desired torque command, which results in a linear, decoupled and low ripple control of torque.
开关磁阻电机转矩脉动是在其应用程序中的一个关键问题。
The torque ripple of switched reluctance motor is a crucial problem in its application.
因此，探索实用的降低开关磁阻电机转矩脉动的控制策略成为当前开关磁阻电机研究领域的热点之一。
As a result, searching for the practical torque ripple reduction methods has become one of the focuses in the research field of Switched reluctance motor.
使用空间矢量调制固定开关频率和低转矩脉动。
Fixed switching frequency and low torque ripple are obtained using space vector modulation.
仿真结果表明，本文提出的方法很大程度上降低了开关磁阻电机的转矩脉动，低速时的控制效果较高速时更为明显。
The simulation results show that this method can reduce the torque ripple of SRM largely, and the control effect of lower speed is more obvious than higher speed situation.
根据无轴承开关磁阻电机的悬浮原理和数学模型，设计平均悬浮力和平均转矩的控制策略。
A control strategy of average levitated force and average torque is designed based on principles of radial force generation and mathematical models.
本文围绕开关磁阻电机的转矩脉动抑制，进行了深入研究。
The torque ripple reduction methods of SRM are further discussed in this paper.
结合矩阵变换器双空间矢量调制方法，并将矩阵变换器过调制方法用于感应电机直接转矩控制中，达到矩阵变换器开关频率恒定和电机快速转矩响应的目的。
Double space vector modulation and overmodulation of matrix converter were proposed in this paper to ensure the matrix converter switching frequency to be fixed and fast dynam-ic torque response.
开关磁阻电机调速系统是一种新型机电能量转换装置，具有结构简单坚固、成本低、高容错运行能力、低速高转矩能力和高温运行能力等突出优点。
The switched reluctance motor drive system is a new type of integrative device which can realize the conversion from mechanistic energy to electric energy or conversely.
在总结各种转矩脉动抑制方法的基础上，提出了一种基于滑模变结构控制降低开关磁阻电机转矩脉动的新方法。
After summarizing all kinds of torque ripple minimization methods, a new strategy based on sliding mode variable structure control is presented.
双凸极电机的凸极结构及其供电电源的开关形式 ，导致了在输出转矩中存在稳态转矩脉动和换向转矩脉动。
The torque-ripples of the double-salient motor are inevitable for its double salient structure and switch power source.
仿真结果表明，离散滑模变结构控制技术能有效地降低开关磁阻电机的转矩脉动，并且可以提高系统的响应速度。
Simulation on the torque and the speed of switched reluctance motor shows that the control technology can effectively reduce the torque ripple of the motor, while improving the system response speed.
结果表明，两相开关磁阻电动机可以在较宽的转速范围内保持连续的转矩特性。
Results show that two-phase SR motor can be designed to produce continuous torque characteristic in wide speed range.
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