10 articles in this issue
Przemyslaw Gorczyca,Maciej Rosól
The paper is concerned with a mathematical model of the Semi-Active Suspension system (SAS) of a vehicle equipped with the magnetorheological rotary brake manufactured by the Lord Corporation. SAS is a laboratory system animating the suspension action of ... see more
Zdzislaw Gosiewski
Collocation of sensors and actuators is an important feature of all motion control systems of active structures. Collocated systems provide great advantages from a stability, passivity, robustness and an implementation viewpoint. However it is not always ... see more
Wiebke Heins,Pablo Ballesteros,Christian Bohn
The paper presents a discrete-time LTV controller for the rejection of harmonic disturbances with time-verying based on a state-augmented observer-based state-feedback controller with a time-verying internal model and a scheduled state-feed back gain. The... see more
Andrzej Koszewnik,Zdzislaw Gosiewski
The active vibration control system for 3D mechanical structures is presented in the paper. The steel space framework which consists of 126 steel bars and 44 aluminium joints is a subject of our investigations. It is equipped in two piezoelectric stacks w... see more
Krzysztof Jan Mazur,Marek Pawelczyk
Active Noise Control (ANC) systems are usually designed in the feed-forward structure with adaptive linear control filters. However, performance of such systems, when a vibrating plate is used as the secondary source, may be poor due to significant non-li... see more
Mateusz Romaszko,Sebastian Pakula,Bogdan Sapinski,Jacek Snamina
The study presents the results of laboratory studies on free vibrations of sandwich beams filled with magneto-rheological (MR) fluids characterised by various proportions of ferromagnetic particles by weight. Based on the obtained results, it was possible... see more
Bogdan Sapinski,Lukasz Jastrzebski
The paper presents the experimental set-up for laboratory testing of MR damper-based suspension systems. The model and structure of a suspension system with energy recovering, measurement-control system of the set-up and results of functional tests are de... see more
Jacek Snamina
In the work a model predictive control method was applied to control the beam vibrations. Model predictive control (MPC) is widely used as advanced control methodology. The considered beam consists of two outer layers made of aluminium and MR fluid layer ... see more
Jacek Snamina,Pawel Orkisz
This work presents an algorithm for determining values of parameters of a laboratory model of a telecommunication mast. The algorithm is constituted by several steps finally leading to a physically executable model, being a good representation of the dyna... see more
Heorhiy Sulym,Iaroslav Pasternak
This study considers modelling of two-dimensional stress state of solids containing thin elastic inclusions. In modeling the coupling principle for continua of different dimension is utilized. Basing on the model of inclusion under the perfect contact thr... see more