• Stator resistance and pure integration are removed from the reference model, resulting in robust performance in wide speed range.

    参考模型中不含定子电阻并且避免积分运算,因而速度范围内具有较好的棒性。

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  • A mutual model reference adaptive method for the rotor speed and stator resistance identification is proposed in this paper to implement a speed sensorless direct torque control of induction motors.

    本文介绍了一种互换模型参考自适应方法实现电机转速定子电阻辨识,并将其应用于异步机速度传感器直接转矩控制中。

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  • This paper studies the stator vibration of an induction motor with square frame, and presents a novel multi-degree vibrating model which is superior to the conventional double-ring one.

    方形机壳异步电动机定子振动分析模型作了研究给出了双环模型更适用的多自由度模型,典型结构的方形异步电机进行了实际分析。

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  • An experimental model is established in the laboratory to simulate the fixture structure of stator bars of large generators.

    针对使用波纹大型发电机定子槽部固定结构实验室建立了槽楔松动模型

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  • U-I flux linkage model can be set exactly at low speed for considering the effects of temperature to stator resistance.

    由于考虑温度定子电阻阻值影响,提高u-i模型低速运行时链观测的准确度。

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  • The transient numeric simulation and relevant experiments of stator winding inter-turn short circuit fault of asynchronous motor are conducted using multi-loop mathematic model.

    基于多回路数学模型,异步电动机定子绕组间短路故障瞬变过程做了数字仿真完成了相关物理实验

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  • This multi loop model can better consider the influences of the distributed capacitance and the nonsymmetrical stator windings when stator ground fault occurs in interior of the stator windings.

    模型可以同时考虑定子绕组分布电容影响,以及定子绕组内部接地故障带来的定子绕组结构上不对称的影响。

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  • This model is carried out easily to avoid the harmful influence of the change of stator resistance and system parameters under low speed situation.

    模型易于实现、实时性较好、能够克服低速状态定子电阻变化系统参数变化影响

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  • Therefore, the model development in this paper starts from a consideration of basic stator coil and the basic loop that constitutes the rotor winding.

    本文电机基本定子线圈笼型转子基本回路出发研究数学模型的建立。

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  • Furthermore, a checkout method for the third harmonic voltage based protection scheme of stator ground fault in generators is presented based on the verified MLM-FEM coupled model.

    进而提出基于多回路-有限元耦合数学模型的同步发电机定子单相接地故障次谐波电压保护方案校验方法

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  • According to the reduced order model of induction motor, a model reference adaptive speed identification algorithm is obtained from measured motor stator voltages and currents.

    根据异步电机数学模型利用易于检测的电机定子电压电流得到电机转速的模型参考自适应辨识算法

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  • The 3rd order model, with the stator transients being neglected, comprises the rotor model and a reduced drive train model.

    忽略定子态过程后3模型包括转子模型简化传动系统模型。

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  • Through simulative analysis of finite element model and mechanical-electric coupled, the natural frequency of stator energy converter and stator's dimensions and their relation were discussed.

    通过有限元模型进行模态分析机电耦合分析,探讨了定子换能器固有频率和定子结构尺寸以及两者之间的关系。

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  • The spatial force model of the drive is presented. Forces between planet and worm or stator are analyzed. The formula of the output torque for the drive is given.

    研究机电集成超环传动驱动机理,建立了该传动的空间力学模型分析行星轮在环面蜗杆和环面定子处的受力情况,推导出了行星架输出力矩的计算公式。

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  • The estimator outperforms the U-I model on stator resistance adaptation and noise accumulation restraint.

    估计适应定子电阻抑止噪声积累方面优于U—I法。

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  • These prove the validity and practicability of the method of speed adaptive estimation based on stator flux U-N model proposed by this paper.

    仿真结果试验结果表明辨识转速能够准确地跟踪实际转速,证明基于定子磁链u - N模型速度自适应辨识方法有效性实用性

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  • The mathematical model to analyze the hydraulic generator's end region field is proposed. The stator's end packets are included, the anisotropic and nonlinear stator iron core is considered.

    为合理设计大型水轮发电机结构,考虑叠层结构定子铁芯的各向异性非线性,建立包括定子铁芯边段在内水轮发电机端部涡流分析数学模型

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  • The stator resistance of an induction motor is affected by many different elements, and the exact math model can not be established for calculation of the instantaneous resistance.

    感应电机定子电阻瞬时值诸多因素影响,无法建立精确数学模型求解

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  • C. electric machine are described in this paper. The mathematical model and plotting method for designing stator diamond coil are given also.

    本文叙述了交流电机定子式线圈计算设计中的问题,并给出了定子圈式线圈设计计算的数学模型图形绘制方法

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  • A theory model considering the isotropy roughness and static stator angular misalignment of dry gas seal was given.

    建立了考虑低速密封端面向同性粗糙度和静环静态偏差理论模型

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  • Electric motor model including the stator, rotor, magnets as well as the pipe used for water cooling.

    此视图为电机模型截面,其中包括定子转子磁体以及水冷管子

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  • As the radial vibration of stator is the origin of the acoustic noise of SRMs, model analysis of stator vibration is the effective way to the research for low acoustic noise.

    由于定子径向振动开关阻电机噪声的主要根源,因此定子振动系统的模态分析降噪研究有效手段

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  • The mathematical model in scattered zone of the axial temperature rise distribution along the back of stator core is established with system analysis method.

    系统化分析方法构造了大型水轮发电机定子铁心背部沿轴向温升分布离散区域数学模型

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  • The stator flux is estimated by adaptive compensated voltage model, and the speed is estimated with PI adaptive method.

    系统采用具有适应补偿电压模型估算定子磁链PI自适应法估计转速

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  • The model of induction motor was separated into mechanical and electrical parts based on static reference coordinate of stator.

    基于定子静止参考坐标系,把感应电动机模型分为机械部分电气部分。

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  • Using surface contact model between stator and rotor, the pressure equalizing operation is realized.

    采用定转子接触模型实现了电机的运行

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  • Based on the analysis of the mathematical model of induction motor, this paper addresses the problem of tracking control of stator flux and torque.

    本文综述感应电动机控制方法详细分析感应电动机数学模型基础上,研究定子磁链转矩跟踪控制问题

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  • The stator winding end baskets of large turbo-generator is simplified into a model of continuous conical shell-plate combined with structure.

    大型汽轮发电机定子端部绕组及支承简化连续壳-板组合结构

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  • The stator winding end baskets of large turbo-generator is simplified into a model of continuous conical shell-plate combined with structure.

    大型汽轮发电机定子端部绕组及支承简化连续壳-板组合结构

    youdao

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