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Control of the object with one output using many inputs is widely used for combining the advantages of every input and eliminating of disadvantages of two or more control channels. Such systems are called MISO, which means Many Inputs — Single Output. For the calculation of such systems we have proposed a theory based on the logarithmic frequency response. This method has proved to be excellent in...
This paper presents the results of research and simulation of feature automated control of a hysteretic object and the difference between automated control and automatic control. The main feature of automatic control is in the fact that the control loop contains human being as a regulator with its limited response speed. The human reaction can be described as integrating link. The hysteretic object...
We present the control system synthesis for the multilink redundant manipulator. Our control system is based on the unique algorithm that includes the novel hybrid method for solving the inverse kinematics problem. This method combines ANFIS-network and iterative refinement. As a result, the control system has high integrative capabilities and is easy to modify for another construction. The manipulator...
Improvement of electric drive's control systems on rebar production lines is one of the key factors that lead to the rebar quality increasing and imperfect product percentage reducing. Known technical implementations for the drives were made without consideration of the effect of their parameters to the rebar quality, particularly to the depths of notches on it. The objectives of this work are to...
A general framework for designing antiwindup control systems is developed. More traditional anti-windup schemes generally suffer from several limitations, including the lack of (a priori) robustness respect to plant uncertainty, and also have a considerable heuristic component. The design method proposed in this paper provides an accurate graphic design procedure that guarantees closed loop global...
In this paper, we proposed a disturbance rejection control method to improve the position keeping accuracy of an underwater robot. Not like a ground robot, the controlling of a floating body is a critical requirement to acquire high quality sensor data from, for examples, a gyro, an underwater optical camera, and an imaging sonar. The proposed controller consists of a model-based robust compensator...
The paper proposes a new method for synthesis of optimal control systems. The network operator method is used. The intellectual evolution algorithm is applied for searching. This algorithm combines advantages of several evolutionary algorithms. A numerical example of control system synthesis for a wheeled mobile robot is presented.
This paper proposes a closed-loop propofol admission strategy for depth of hypnosis control in anesthesia. A population-based, robustly tuned controller brings the patient to a desired level of hypnosis. The novelty lies in individualizing the controller once a stable level of hypnosis is reached. This is based on the identified patient parameters and enhances suppression of output disturbances, representing...
Nonlinear coupling disturbance is an important factor to the precision of three-axis swing turntable. The paper studied platform model and anti-disturbance compensation control algorithm based on robust control idea. A three-axis turntable mathematical model is proposed using theory of DC motor and coupling torque equation. The robust controller is designed according to the adaptive robust compensation...
Telesurgery means the remote application of interventional medical techniques; a concept that is currently widely practiced around the world for short distance through master-slave robot systems. The concept has the potential to service long distance telesurgery as well. However, this requires the effective handling of communication latency. The current paper suggests a fuzzy control solution for...
This paper introduces the algorithm of the analog controller design by example of Multi-Inertial-Feature System according to the requirement of the Fastest-Response control. This algorithm identifies the parameters of the multi-order system by LSM with the output and input data firstly; then it calculates the Fastest-Response data according to the multi-order system's feature; finally, the data of...
In this paper, the coupling magnetic field model which the power magnetic bearing generated by interference between the rotation and levitation force is linear inverse system decoupling, and study PID control strategy on decoupling linearization system. According to the performance analysis and simulation of PID control system, it can be concluded that PID control system has quick response, high control...
A Fuzzy-PID Controller for the compensation of the Direct-axis current component in the flux-weakening control system of the Permanent Magnet Synchronous Motor (PMSM) is proposed in this paper. The output torque of PMSM falls down when it operates in the high-speed as the reason of its parameters variation. In order to minimize the influences from the armature reaction, the quadrature-axis current...
Trams intelligent logistics transportation Equipment is widely used in industrial automation system. For the short line, and it has higher requirement of positioning accuracy, using the way of SCM + stepper motor, the displacement and the speed will be converted to chip number sending by stepper motor and frequency. So, easily, it can be realized for accurate positioning and speed. Using touch screen,...
Gypsum hollow block is an important new material, which has a broad development prospect and promising. It can not meet the market demands because the technical and other reasons of the domestic enterprises, which restrict the development of the gypsum hollow block production. Therefore, the development and design of the gypsum hollow block production equipment have great significance. In this paper,...
As the SRD system is multivariable, highly coupled and nonlinear, it is difficult to get a satisfied result by the conventional control. In this paper, the adaptive fuzzy PID controller is designed as the speed regulator, by using the Simulink toolbox of the Matlab, the result shows that the controller can reduce the overshoot, improve the accuracy and possess good robustness.
This is a design of a stable and reliable control and drive system of IGBT, according to the requirement of the dynamic harmonic filter. This design is centrally controlled by a 89C52 MCU and it mainly consists of 89C52 MCU, FPGA, touch screen, alarm circuit, drive and protection circuit, intelligent electrical energy sensor. It has main functions of collection of harmonic parameters of the power...
Based on conventional hysteresis grid-connected inverter current control, a fuzzy hysteresis band width grid connected current control was presented in this paper, and a whole fuzzy hysteresis band width for PV power grid connected current controller has been designed. Simulations were performed on Matlab/Simulink software, results of simulations show that the proposed control algorithm have smaller...
In this study, the solid oxide fuel cell (SOFC) is briefly introduced, the most important characteristics of the SOFC in stationary applications are reviewed, and operational limits for power conversion units (PCU) are introduced. This paper aims to review the most important points in designing a controller for an SOFC power conversion unit in stationary applications such as distributed generation...
In this work is presented a design and implementation of an intelligent controller applied to dynamic systems. The main objective is to design a management intelligent system that acts in the controllers of Direct current machine (DC) and thermo-eletric control systems drives. The purpose is to evaluate the performance of algorithms for intelligent control that integrate DC and thermal actuators to...
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