Showing 1 - 10 of 306
We address the problem of control and synchronization of a class of uncertain chaotic systems. Our approach follows … control to ensure perfect tracking and synchronization in presence of system uncertainty and external disturbance. Stability …
Persistent link: https://www.econbiz.de/10010748995
This paper investigates the chaos synchronization problem for drive–response Chua's systems coupled with dead … synchronization even when the dead-zone nonlinearity is present. Computer simulations are provided to demonstrate the effectiveness of … the proposed synchronization scheme. …
Persistent link: https://www.econbiz.de/10010749355
A novel adaptive sliding mode controller using neuro-fuzzy network based on adaptive cooperative particle sub-swarm optimization (ACPSSO) is presented in this article for nonlinear systems control. The proposed scheme combines the advantages of adaptive control, neuro-fuzzy control, and sliding...
Persistent link: https://www.econbiz.de/10012047472
Wind Energy Conversion System (WECS) based on Doubly Fed Induction Generator (DFIG) connected to the grid is subjected to high transient currents at rotor side and rise in DC-link voltage during voltage sag at stator/grid side. To secure power system operation wind turbines have to meet grid...
Persistent link: https://www.econbiz.de/10011263811
This paper presents the results of an investigation into the performance of different controllers in active load control of wind turbine blades equipped with microtabs. A bang–bang (BB) controller, a linear quadratic regulator (LQR) a proportional integral derivative (PID) and a sliding mode...
Persistent link: https://www.econbiz.de/10011116524
This paper treats the design and control of two hybrid source using supercapacitors, fuel cell, with and without batteries on the DC link. A fuel cell, as a slowest dynamic source in these systems (because of its auxiliaries) acts to supply the permanent energy. The supercapacitors, as a high...
Persistent link: https://www.econbiz.de/10010806366
This paper presents a wind-driven induction generator system with a hybrid controller, which combines the advantages of the integral–proportional and the sliding mode controllers. The proposed controller is designed to adjust the turbine speed to extract maximum power from the wind. The...
Persistent link: https://www.econbiz.de/10010808192
A hybrid intelligent control system that combines the theories of fuzzy logic and variable structure systems (VSS) is presented. This control architecture is viewed as a discrete event system (DES) and its properties are studied using the corresponding Petri Net diagram. The equivalence between...
Persistent link: https://www.econbiz.de/10010870063
The application of modeling methods suitable for control and simulation of power electronic systems is outlined as a self-contained approach to solve the simulation and control problems of novel structures of power electronics converters. The straightforward non-linear modeling for controller...
Persistent link: https://www.econbiz.de/10011050927
The stabilization problem of polytopic differential inclusion (PDI) systems is investigated by using sliding mode control. Sliding surface is designed and sufficient conditions for asymptotic stability of sliding mode dynamics are derived. A novel feedback law is established to make the state of...
Persistent link: https://www.econbiz.de/10010749042