This system with brushless DC motor (BLDCM for short) as its drive adopts three-loop control strategy to achieve the aim at high accuracy position trail of rudder.
该系统以无刷直流电机作为伺服电机，采用三闭环的控制策略，实现舵面位置的高性能跟踪。
Measurement principle of three coordinate measuring machine based on half-closed loop control is introduced.
介绍了一种基于半闭环控制的三坐标测量机的测量原理。
Simulation of a remote control system of unmanned aircraft with network distributed computing and three dimensional dynamic display and man in loop real time operation is studied.
研究了一种采用网络分布计算，具有三维动态显示、实时操纵和人机闭环的无人机虚拟遥控仿真系统。
Using the central control system PLC, intelligent temperature controller and pressure gauge to replace the three pen recorder to realize the closed loop circulation and record of outer temperature.
采用中央控制PLC、智能温控器及压力仪表等替代原进口三针记录仪，实现外温的闭环控制和记录；
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。
According to all of these characteristics of the system, a three-loop fuzzy sliding control mode is adopted, the speed and position loop are outer loop, and the current loop is inner loop.
根据系统这一特点，采用三闭环模糊滑模控制策略，外环为速度和位置闭环，内环为电流闭环的方法设计控制器，并进行了仿真实验研究。
In order to solve the problem mentioned above, a novel design which combines three phase fourlegs inverter, repetitive controller and PI double loop control.
本文将三相四桥臂逆变器与重复控制技术、PI双闭环控制相结合，满足了非线性不平衡负载的要求。
At last, the hardware in the loop simulation system for three-axis stabilized satellite attitude control based on PC, with reaction wheel and gyro in the loop is designed.
最后，该文设计了一个基于PC机的三轴稳定卫星姿态控制硬件在回路仿真系统，将反作用飞轮、陀螺等实物接入仿真系统。
In order to make more effective control of universal power quality controllers (UPQC), an outer loop model for the voltage loop in a three-phase three-wire UPQC is proposed in the paper.
为了对通用电能质量控制器直流侧电压进行更为有效的控制，提出一种用于三相三线通用电能质量控制器(UPQC)直流侧电压控制的外环模型。
Then on the basis of two platforms we give the hardware design of the "three-loop" control circuit and control algorithm flow.
然后在这两个平台的基础上，给出了“三环”控制电路的硬件设计和控制算法实现流程。
In order to realize the close-loop control to the cabin, three target points on the cabin must be got to solve the position and orientation of the cabin.
为了实现对馈源舱的高精度控制，需要精确测量馈源舱上不共线的三个目标点的坐标，实时确定馈源舱的位置和姿态。
In order to create pattern on carpet, this paper developed a jacquard control system for three-level loop carpet tufting machine.
为了在毯面上形成花型图案，设计和开发了三圈高地毯簇绒机提花控制系统。
The control system is made of double closed loops: the inner current loop and the outer temperature loop, and satisfies the EAF's temperature need and three phase current balance.
采用温度控制外环和电流平衡控制内环的双闭环结构实现电弧炉温度和电极三相电流平衡的智能集成控制。
Through close loop control by an oxygen sensor, the actual air-fuel ratio is controlled to the ideal air-fuel ratio and the exhaust emission is reduced by a three unique catalytic converter.
利用氧传感器实现闭环控制，将实际空燃比控制在理论空燃比附近，从而通过三元催化剂控制排放。
There are three usual methods for excitation control following constant excitation current, constant power factor, and constant setting open-loop control.
常用的励磁控制方法主要有三种：恒励磁电流、恒功率因数、恒给定开环控制。
On the basis of three-phase inverting circuit, this paper describes how to make the control method of open loop system in closed loop system.
以三相逆变电路为基础，阐述了如何将开环系统的控制方法用于闭环系统，并且介绍了这种新的控制方法在实际中的应用，证明了该方法的有效性。
Further study of Circuit exchange regulator presents, takes the starting current as feedback signal to complete closed-loop control of soft start control of the three-phase induction motor.
对交流调压电路进行了进一步的研究，利用起动电流信号作为反馈量，对三相感应电动机软起动控制系统进行闭环控制。
A practical open-loop control system for the three-phase grid inverter was also developed in the work.
实际开发了一套针对三相并网逆变器的开环控制系统。
Based on the 3d aerodynamic stability model, the related active control technique and the open-loop transfer function have been provided, in which the three dimensional flow effects are involved.
在轴流压气机三维气动稳定性模型的基础上，给出了考虑轴流压气机三维效应的主动控制模型及其传递函数。
Based on the 3d aerodynamic stability model, the related active control technique and the open-loop transfer function have been provided, in which the three dimensional flow effects are involved.
在轴流压气机三维气动稳定性模型的基础上，给出了考虑轴流压气机三维效应的主动控制模型及其传递函数。
应用推荐