查询词典 motor control

The motor's dynamic model, which is generally employed for speed control and parameter estimation applications, is improved for the purpose of improving the parameter estimation accuracy by the assumption that the stator self inductance Ls is identical to the rotor self inductance Lr. The motor's dynamic response to a direct on line start is used to estimate the parameters.

详细给出了遗传算法应用于动态数学模型参数识别问题的一般步骤，在Kron动态数学模型基础上，假定定子自电感Ls和转子自电感Lr相等，利用异步电动机直接空载起动的特性，对异步电动机动态数学模型和简化模型的参数进行了识别，给出了识别参数及有关结果。

The results of the research show that self synchronization closed loop control system through detecting the position of zero value of rotating EMF is new and feasible. In principle it solves the problem how to obtain the accurate rotor position of a step, motor from motor parameters. In design it makes the system simple and practical.

研究结果表明，本文研究的永磁感应子式步进电动机自同步闭环系统在原理上，通过旋转电势过零检测解决了能否利用电机参数获得准确的位置控制与自同步运行问题；在方法上采用数字信号逻辑辩识增强了系统的稳定性，解决了系统实现能否简单实用的问题。

For example, a stepper motor requires a series of digital pulses as an input to control the motor position and speed.

举例来说，步进电机需要输入一系列数字脉冲信号来控制电机的位置和速度。

Stepper motor applications in their daily lives are more important in some occasions, the requirements for high accuracy, this paper is to use Intel's 51 series single-chip three-phase stepper motor to control movement.

步进电机在日常生活中应用较多，在某些重要的场合对于其精度的要求很高，本文是利用Intel公司的51系列单片机对三相步进电机运动的控制。

As for spindle motor servo design, a track-jump flag signal is utilized to perform Bang-Bang Control that is adopted to adjust the motor rotational speed during long seek.

短寻轨伺服部分，也改善了短寻轨速度命令曲线与估测速度间的稳态误差之情形。

After analyzing the features of hoist motion and existing control method of the squirrel cage motor, a scalar control strategy with decoupled control algorithm is suggested and the requirement of the underground hoist are effectively satisfied.

根据绞车运行的特点，在综合分析笼型电机现有控制方案的基础上，提出了解耦算法下标量控制的电机调速策略，有效地满足了绞车对电机控制指标的要求。

As an induction motor, it is inevitably for the levitation control winding of bearingless induction motor to induce current in the squirrel cage.

无轴承异步电机作为一种感应电机，其悬浮控制绕组在鼠笼转子中不可避免地感应电流，也就是存在电流损耗。

And aiming at squirrel cage bearingless induction motor, a control system is accomplished and tested on the test machine. The laboratory bearingless induction motor is successfully levitated for the first in our country and can be operated stable as well as transient conditions.

并以两自由度无轴承鼠笼式异步电机为研究对象，研制了一套控制系统，在国内首次成功地实现无轴承电机的稳定悬浮工作。

The intelligent power module, the detect circuit of current and motor speed, DSP and the program implement of the function module of the squirrel-cage induction motor vector control system are all presented particularly in this paper.

文中对智能功率模块 IPM、DSP 芯片、电流和转速检测电路以及异步电机矢量控制系统各个功能模块的 DSP 编程实现都进行了详细的介绍，重点介绍了模糊算法和空间矢量算法的 DSP 编程实现方法。

The dual DSP controllers were used to realize all the control functions for the positioning control of a squirrel-cage induction motor for high-performance motion control applications.

从探讨交流感应马达动态模型的推导，PC-SIMULINK为基础的交流感应马达模拟方块建立，参数的量测与验证，电流控制策略的决定，伺服控制架构的分析与设计，在本论文均有完整的讨论与说明。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。