000013123 001__ 13123
000013123 005__ 20161114160328.0
000013123 04107 $$aeng
000013123 046__ $$k2009-06-22
000013123 100__ $$aPnevmatikos N., G.
000013123 24500 $$aTime delay and saturation capacity interaction in the control of structures under seismic actions

000013123 24630 $$n2.$$pComputational Methods in Structural Dynamics and Earhquake Engineering
000013123 260__ $$bNational Technical University of Athens, 2009
000013123 506__ $$arestricted
000013123 520__ $$2eng$$aFor the last thirty years, many structural control concepts have been evolved for the reduction of structural response caused by earthquake excitations, and quite a few of them have been implemented in practice showing that control of structures has a lot of limitations and difficulties in practical implementation. In this paper we discuss the effectiveness of two practical issues, time delay and saturation effect, on the performance of control devices. Their influence, both separately and in interaction, to the response of structures controlled by a modified pole placement algorithm, developed by the authors, is investigated. The above approach is demonstrated by means of numerical examples, where one story building is analyzed under dynamic loads such as harmonic signals and actual seismic events. Conclusions regarding the choice of the control system based on its delay and the maximum capacity of the control devices are drawn.

000013123 540__ $$aText je chráněný podle autorského zákona č. 121/2000 Sb.
000013123 653__ $$aStructural control, Time delay, Saturation control, Pole placement, Structural dynamics, Earthquake engineering. Abstract. For the last thirty years, many structural control concepts have been evolved for the reduction of structural response caused by earthquake excitations, and quite a few of them have been implemented in practice showing that control of structures has a lot of limitations and difficulties in practical implementation. In this paper we discuss the effectiveness of two practical issues, time delay and saturation effect, on the performance of control devices. Their influence, both separately and in interaction, to the response of structures controlled by a modified pole placement algorithm, developed by the authors, is investigated. The above approach is demonstrated by means of numerical examples, where one story building is analyzed under dynamic loads such as harmonic signals and actual seismic events. Conclusions regarding the choice of the control system based on its delay and the maximum capacity of the control devices are drawn.

000013123 7112_ $$aCOMPDYN 2009 - 2nd International Thematic Conference$$cIsland of Rhodes (GR)$$d2009-06-22 / 2009-06-24$$gCOMPDYN2009
000013123 720__ $$aPnevmatikos N., G.$$iGantes C., J.
000013123 8560_ $$ffischerc@itam.cas.cz
000013123 8564_ $$s346486$$uhttps://invenio.itam.cas.cz/record/13123/files/CD168.pdf$$yOriginal version of the author's contribution as presented on CD, section: Passive semi-active and active dampers in civil engineering - i (MS).
000013123 962__ $$r13074
000013123 980__ $$aPAPER