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The solid oxide fuel cell power plant is known to be a potential alternative in the electric utility. However, the output voltage of the solid oxide fuel cell changes with the load variations. Model predictive control is part of a family of optimization-based control methods, which are based on online optimization of future control moves. This paper proposes a model-based controller for the regulation...
This paper deals with the attitude control of an underwater robot for marine archaeology, which is being developed in the framework of the TECSIS project. The control scheme is based on the use of a fuzzy extension of a traditional PD feedback loop. The controller is implemented by using a LQG control for the linearized system, where the attitude control has been developed using quaternionic algebra...
This paper presents the SC-MER, safety control for Mars exploration rover, an innovative traction control scheme for wheeled mobile vehicles. The system is thought to be used on space mission rovers and is based on fuzzy logic and competitive neural networks to achieve optimal navigation on rough terrain with variable morphology. The main goal of this research is to minimize the power consumption...
The position control of a pneumatic levitation system is described in this paper. The control system uses visual feedback to compute the object position, which can be modified by means of an air blower acted by a variable-speed drive. The system is employed as a test bed of control strategies. A performance comparison attained by a classical PID, a robust Hinfin control law and a fuzzy controller...
In tunnel-type industrial furnaces there are various subsystems concerning either the temperature regulation or the air flow and pressure. These subsystems are usually controlled by conventional techniques and controllers offering simply an acceptable operation of the whole system. This paper presents design and implementation of a fuzzy control scheme for supervising coordination of the individual...
This paper describes an improved approach to design a Takagi-Sugeno zero-order type fast parameterized digital fuzzy logic controller (DFLC) processing only the active rules (rules that give a non-null contribution for a given input data set), at high frequency of operation, without significant increase in hardware complexity. To achieve this goal, an improved method of designing the fuzzy controller...
In this paper a new kinematic and dynamic adaptive fuzzy control is applied to a trajectory tracking problem of a constrained vehicle with two independent wheels. The vehicle dynamics and kinematics are completely unknown. A dynamical and kinematical adaptive control provide to on line estimation of the dynamic and kinematic parameters of the vehicle model. Moreover the parameters of the kinematic...
In this paper, authors present a new design method for pulse width modulation inverters in microturbines by using a multiobjective genetic algorithm. The design problem is converted to an equivalent optimization problem, and then a multiobjective genetic algorithm is adopted to find a solution. The genetic algorithm is proposed to design a fuzzy controller. In this GA approach, an individual is constructed...
In the field of electrical generation there are few applications of induction machines and one of the reasons is because it is very difficult to control the power quality parameters in stand-alone mode operations. The aim of the following paper is to introduce a generation system using an asynchronous machine, working in island mode, and to propose an innovative control strategy in order to reach...
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