这些电机的设计，以适应范围广泛的应用，包括直接驱动伺服系统中，记录器的驱动器，保持转矩和高转矩低速控制系统。
These motors are designed to accommodate a wide range of applications including direct drive servo systems, recorder drives, holding torque and high torque-low speed control systems.
交通部提议把低速车辆局限在“控制区域”，例如大学、军事基地、公园和加拿大少量装门的社区。
The agency wants LSVs confined to “controlled areas”, such as university campuses, military bases, parks and Canada's few gated communities.
我们采用具有矢量控制功能的LG变频器，可使电机在低速时也能提供满足负载需要的转矩。
We adopt vector control function with LG inverter, can make the motor in the low speed can also provide meet the need of the load torque.
为保持对车辆的控制，驾驶人可选择和维持以低速档行车，并可轻踏煞车掣，调节速度。
To maintain control select and stay in a low gear and adjust speed with light pressure on the footbrake .
低速风洞实验要求对实验段的风速有严格的控制，要求风速调节范围宽，精度指标高，调节速度快。
Low speed wind tunnel experiment requires strict of the wind speed, which requires a wild range of wind speed, high precision, and quick adjustment.
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 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，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.
今后研究的问题仍然集中在包含零速时稳定低速驱动的实现和伴随转矩控制的稳定起动上。
The research issues in future still be focused on implement of stable low speed drive involving zero-speed and stable start-up with torque control.
沥青瓦抗风性试验仪由风源、试验平台和控制系统三大部分组成，它是一种民用开式低速风洞。
The tester, a kind of civil low speed wind tunnel in nature, consists of wind generator, test platform and control system.
该系统是由单片微机将传感器获得的检测信号进行转换、分析、处理，控制低速同步电机以实现自动纠偏。
It achieves in the way that the single micro-computer transforms, analyzes and processes the signals received from sensor, controls the low-velocity synchronous electrical machine.
采用加时间戳和操作变换的方法，提出了一种适用于具有集中结构的协同设计系统的并行控制算法，改善了低速用户的响应率。
A concurrent control algorithm based on time stamps and operation transposition is given to improve the response rate of users with lower speed in cooperative design system with centralized structure.
在低速范围内，对无传感器感应电动机进行矢量控制时用定子电压和电流推算转子磁通是比较困难的。
The sensorless of induction motor field-oriented control employing stator voltages and currents has difficulty in estimating rotor flux in the low-speed range.
本文对动失速型非定常分离涡结构的控制方法，在低速风洞中应用相平均测压技术进行了实验研究。
Experimental investigation on the control of dynamic stall type vortex flow was made in a low speed wind tunnel by using phase averaged pressure measurement technique.
压强梯度的存在和旋涡的卷吸作用是合成射流激励器控制宏观低速流流动方向的主要因素。
The pressure gradient and entrainment of vortexes are main reasons that synthetic jet actuator controls low speed primary jet direction.
介绍了一种极低速段永磁同步电机无速度传感器矢量控制方法。
A sensorless vector control method for permanent magnet synchronous motor (PMSM) drive at very low speed was presented.
液压打包机油缸的低速爬行现象严重影响液压控制系统的工作质量。
The creep phenomenon of slow moving oil cylinder of hydraulic packer badly influences the work quality of the hydraulic control system.
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.
但DTC由于砰-砰控制影响了低速性能，ISR和DSFO仍然避免不了对转子参数的依赖。
As for bang-bang control, DTC has poor performance in low speed range. ISR and DSFO can not completely avoid the dependence upon rotor parameters.
最后，设计了飞行控制律，实现了在悬停和低速下的全自主飞行。
The flying control laws are implemented, thus realizing the helicopter autonomous flying under hover and low speed conditions.
在低速轧钢时，由于测厚仪测量值的长时间滞后，传统的后馈控制效果不好。
At a low steel rolling speed, the traditional AGC feedback control is not very good due to a long time delay caused by the thickness measurement.
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.
采用富士plc、人机界面与变频器实现了低速风洞数据采集和风速的闭环控制。
The low speed wind tunnel data acquiring and the closed loop controlling of wind velocity are realized by PLC and human machine interface and inverter from Fuji.
如果没有备胎或者无换胎时，要控制速度，以低速行驶到最近的加油站或修理厂请求援助。
4 if there is no spare tire or tires, to control the speed at low speed to the nearest gas station or garage for assistance.
电力线载波技术分为两类，一种是用于负载控制、远程抄表和家电自动化的低速电力线载波通信。
There are two kinds of Power Line Carrier technology. One is used for Load Control, Remote Meter Reading and Home Automation, which is a short rate application.
本文对动失速型非定常分离流的主动控制方法在低速风洞中进行了实验研究。
An experimental investigation on the active control of dynamic stall type unsteady separated flow is carried out in the low speed wind tunnel using a phase averaged pressure measurement technique.
如何提高定子电阻的观测精度是改善无速度传感器直接转矩控制系统低速特性的关键。
How to enhance resistance detector precision is the key to improve the low-speed performance of DTC system.
有效的监测及控制低速钢球磨煤机的料位，是制粉系统实现优化运行、节能降耗的关键。
Monitoring and control the material levels of tube mill validly is the key of optimized operation, energy-saving and consumption-reducing in pulverized coal system.
实验研究结果表明，该控制补偿方法可以有效的补偿系统低速运行时的摩擦力，大大提高系统低速性能。
The experiment results indicate this friction compensation method can effectively compensate the friction and greatly improve the system character.
实验研究结果表明，该控制补偿方法可以有效的补偿系统低速运行时的摩擦力，大大提高系统低速性能。
The experiment results indicate this friction compensation method can effectively compensate the friction and greatly improve the system character.
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