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- High effective stepping motor driven, high accuracy, quick speed. 高效的步进驱动,高精度、速度快。
- Keeping the features of the VPWM without extra hardware cost,this method decreases the common-mode voltage of the induction motor drive using the VSI. 详细分析了一种新颖的空间矢量脉宽调制控制方法,无需增加任何硬件,可以非常有效地减小电压源逆变器供电的异步电机驱动系统的共模电压。
- The usefulness and validity of the proposed method were thoroughly verified with asynchronism motor drive system in dsPACE.The simulated result indicates the controller ha... 仿真结果表明,该控制器具有良好的动、静态特性,并且在电机参数和负载发生变化的情况下效果依然理想,为实际电机控制系统的设计和调试提供了新的思路。
- Simulation of power electronic motor drive system by modified nodal method is realized, and a simulation model of induction motor is presented on the basis of the Park equation. 在电机动态模型的基础上，推导了基于改进节点法的异步电机仿真模型，实现了对电力电子电机传动系统整体进行仿真。
- Focused on the substantial harmonic currents in stator of multi-phase induction motor driven by voltage source inverter (VSI), the authors proposed a method for designing a proper filter. 摘要针对电压型逆变器驱动的多相异步电动机的定子谐波电流问题，提出了一种新型的电抗滤波方法，滤波电抗器采用单铁心结构。
- MRM produces M-type on-load-tap-changer and ED motor drive at present. 江苏开德的产品，目前包括M型有载分接开关和ED电动机构。
- Each bogie on the driving shaft by a traction motor drive. 转向架上的每个动轴均由一台牵引电动机驱动。
- There was a doctor noted for his reckless motor driving. 有个大夫素以驾驶摩托车横冲直撞而知名。
- A/A = Pneumatic Air to Air. A/SR = Pneumatic Air to Spring Return (fail-safe). E = Electric (motor driven). 气动执行机构气到气(双动)。A/SR=气动执行机构气到弹簧复位(故障安全)。E=电动执行机构(电机驱动)。
- independent driven exciter system 独立励磁制
- This motor drives the mandrel on the printing station. 该马达驱动印刷工作台上的圆形芯轴。
- System A pressure is provided by one engine driven pump(EDP) and one electric motor driven pump（EMDP). 系统压力由一个发动机驱动泵和一个电动免马达驱动泵提供。
- The ram moves faster because inverter motor driven at higher r.p.m.increases oil flow from pump. 变频油泵马达高速旋转能提升供油量，使滑块能够高速运动。
- A/A = Pneumatic Air to Air.A/SR = Pneumatic Air to Spring Return (fail-safe).E = Electric (motor driven). 春回大地,万物复苏是令人异常喜悦的一段时光。
- A synchronous motor drives the measuring bob at a constant rotational speed. 同步马达驱动测锤以恒速旋转。
- The theoretical basis of pulse hammer excitation method used to detect the damage and measure the dynamic elastic modulus of solid wood flooring is briefly explained. 介绍了脉冲锤击法检测实木地板损伤及测定其动态弹性模量的理论依据,并通过有限元模拟与试验验证了其可行性。
- Standard configuration is sidle frequency conversion motor drive; optional configuration is servo motor drive. 标准配置横行变频马达驱动,可选购横行伺服马达驱动。
- It's found that the measurement of OLTC deviation voltage by excitation method is effective.The corresponding test method and measurement request are put forward. 通过对三台变压器的实际测量和结果分析，认为采用励磁法测量有载分接开关偏移电压是有效的，并提出了试验方法和测试要求。
- It showed that the modal test using hammer excitation method was successful.The method presented can give reference to the similar spatial structure's modal test. 这说明锤击法的模态试验是成功的，研究结果可为同类空间结构的模态试验分析提供参考。
- Full-bridge PWM motor drive A3952 is introduced in this paper, and an example is given for single phase DC brushless torque motor control. 摘要介绍了一种全桥脉宽调制芯片A3952的特点和功能及其在单相无刷直流力矩电机控制中的应用。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
