Software of the drive and control system realizes the current and speed closed-loop control, which contain PI adjuster.
软件部分是主要是实现对直线电机电流和速度的双闭环控制，电流和速度的调节均采用PI调节。
Power braking is usually required when mine hoist is at reducing stage, but sPeed closed-loop control is difficultly realized.
交流矿井提升机的减速阶段，一般要求主要用动力制动，但速度闭环控制难实现。
At the same time using Holzer sensors will be converted into pulse frequency motor speed feedback to the MCU, realize the speed closed-loop control, to achieve speed detection.
同时利用霍尔传感器将电机速度转换成脉冲频率反馈到单片机中，实现转速闭环控制，达到转速检测目的。
Double closed loop control is implemented with increment encoder through signal of speed and position.
采用增量式编码器，通过速度及位置信号进行双闭环控制。
On control, speed closed loop controlling based PID is utilized and the stable run of motor is realized.
在控制方法上采用基于PID方法的速度闭环控制，实现了电机的稳定运转；
By this linearization model, the speed tracking control law is designed to increase the celerity of speed tracking while keeping the whole closed loop system stable.
通过此方法设计的速度跟踪控制，在保证整个闭环系统稳定的情况下，提高速度跟踪的快速性。
Engine tests of starting procedure control and rotation speed in closed loop have proven that the time precision and reliability of this software meet the demands of engine control system well.
在发动机台架上对微型涡喷发动机进行的起动过程控制和转速闭环调节试验表明，该控制软件在时间精度和可靠性方面能够满足发动机控制的要求。
The fuzzy PID control strategy is applied to the closed loop speed control system to realize consistent speed control.
对其速度闭环控制系统，应用了模糊pid控制策略，实现了摊铺机恒速控制。
Flywheel control system has two closed loops, the inner is voltage stabilization loop, other is current loop or is speed loop in different mode.
飞轮控制系统是个多回路系统，内回路为电压稳定回路，外回路在不同的工作模式下分别为电流回路和转速回路。
The system had many features such as high speed, high accuracy, untouched measuring and closed-loop control. The system is used on-line measuring and control of diameter measure.
该系统具有检测速度快、精度高、非接触检测、闭环控制等特点，完全适用于回转体直径尺寸的在线检测和控制。
In particular, the three closed loops including position loop, current loop and speed loop, and the hardware structure of the control system were described in detail.
详细介绍了控制系统采用的硬件结构和位置环、电流环和速度环三闭环控制方法。
The closed loop control strategy by model tracking2-freedom rotation speed and the sight-based velocity estimation method are introduced.
提出了模型跟踪2自由度转速闭环控制策略和基于观测器的车速估算方法。
This paper deals with a closed-loop digital control for a hydraulic valve, controlled motor speed system.
研究了用位总线微机构成的液压阀控马达速度闭环数字控制系统。
Then a vector control method with speed closed-loop and magnetic linkage closed loops put forward, which is based on the constant velocity by means of stator flux-oriented vector control.
在基于定子磁场定向的矢量控制恒线速运行控制方案的基础上，提出了一个速度闭环、磁链闭环的矢量控制方案。
Furthermore, the stability of the speed-tracking control closed loop system constituted of feedback linearization control and sliding mode observer is analyzed using Lyapunov stability theory.
并利用李雅普·诺夫理论对由反馈线性化和滑模观测器构成的非线性闭环系统的稳定性进行了证明。
XT Cantilevered speed-regulating belt scale performs high-precision measuring and batching control of closed-loop flow by rapidly acquiring signals of weight on the belt and running speed of the belt.
悬臂式调速皮带秤是通过高速采集皮带机上的重量和转速信号实现闭环式流量的高精度计量与配料控制。
The EXL is used to control the take-off device by providing a pulse generator to measure line speed accurately for closed loop control.
EXL控制器用于控制拆卸装置的速度，通过脉冲发生器测量不合环路的线速度来实现。
To improve BLDCM control result, this paper establishes a full digital double closed loop system which USES microprocessor-TMS320LF2407A to control the communication and speed of BLDCM.
为了提高无刷直流电机的控制效果，运用TMS320 LF 2407 A芯片，建立了无刷直流电机全数字双闭环控制系统，给出了硬件电路设计和部分软件编制方法。
TPY3 series speed-adjusting system can realize closed loop control to speed of traction machine, the stability of line speed is increased, so production efficiency and product quality are improved.
用TPY3系列调速器对牵引机的速度进行闭环控制，提高线速度的稳定性，从而提高生产效率和产品质量。
Rotate speed control is implemented via two closed-loop systems with current and rotate speed feedback, through setting up simulant rotate speed and acceleration given by computer.
通过计算机给定模拟转速和加速度设置，电流和转速反馈双闭环系统实现转速控制。
Make the system start closed-loop running and use the process PID, control self-adjusting to achieve purpose of stable speed.
将系统进入闭环运行，利用过程PID控制自动调节达到稳定转速的目的。
To meet the practical needs of production technics, a solve scheme of inherent feedback chopping speed regulation is put forward by using DSP processor to realize closed loop control.
为了满足生产工艺实际需要，针对水处理系统中水泵单耗高、资源浪费等问题，提出了一种用DSP数字信号处理器实现闭环控制的内反馈斩波调速解决方案。
Constituted the speed closed-loop system with the speed feedback, used the low pass filter method to reduce the error, so the overall system control performance is advanced.
利用计算出来的速度反馈构成了速度闭环系统，并采用低通滤波方法减小误差，同时应用了零矢量调制控制法减小转矩脉动，提高了整个系统的控制性能。
Again, on the foundation of hardware, the software used modular programming to achieve the speed and current double closed loop field oriented control.
再次，在硬件的基础上，软件采用模块化编程，实现了转速和电流双闭环磁场定向控制。
But the good performances of PMSM drive system are based on closed-loop control, it is quite important of how to obtain the rotor position and speed signals in this system.
但是永磁同步电机驱动系统的良好性能都是建立在闭环控制基础之上的，因此如何获取转子位置和速度信号是整个系统中相当重要的一个环节。
This article presents a design of permanent magnetic brushless DC motor control system and mainly involves the hardware circuit design of speed closed loop and power module drive.
介绍了一种永磁无刷直流电机控制系统的设计方案，主要涉及速度闭环和功率模块驱动的硬件电路设计；并通过实验证明该设计可直接用于小型无刷直流电机的控制。
DIFG double closed-loop vector control strategy is established; regulating principle and dynamic characteristic in active power control mode or speed control mode is discussed.
建立了双馈发电机双闭环矢量控制系统，研究了功率控制模式和转速控制模式下发电机系统的调节原理和动态特性。
DIFG double closed-loop vector control strategy is established; regulating principle and dynamic characteristic in active power control mode or speed control mode is discussed.
建立了双馈发电机双闭环矢量控制系统，研究了功率控制模式和转速控制模式下发电机系统的调节原理和动态特性。
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