TY  - CHAP
A1  - Rajan, Sreelakshmy
A1  - Kubalski, Thomas
A1  - Altay, Okyay
A1  - Dalguer, Luis A
A1  - Butenweg, Christoph
T1  - Multi-dimensional fragility analysis of a RC building with components using response surface method
T2  - 24th International Conference on Structural Mechanics in Reactor Technology, Busan, Korea, 20-25 August, 2017
N2  - Conventional fragility curves describe the  vulnerability of the  main  structure under  external  hazards. However, in complex structures such as nuclear power plants, the safety or the risk depends also on the components associated with a system. The classical fault tree analysis gives an overall view of the failure and contains several subsystems to the main event, however, the interactions in the subsystems are not well  represented.  In  order  to  represent  the  interaction  of  the  components,  a  method  suggested  by Cimellaro et al. (2006) using multidimensional performance limit state functions to obtain the  system fragility curves is adopted. This approach gives the possibility of deriving the cumulative fragility taking into account the interaction of the response of different components. In this paper, this approach is used to evaluate seismic risk of a representative electrical building infrastructure, including the component, of a nuclear power plant. A simplified model of the structure, with nonlinear material behavior is employed for  the  analysis  in  Abaqus©. The  input  variables  considered  are  the  material parameters,  boundary conditions and the seismic input. The variability of the seismic input is obtained from selected ground motion time histories of  spectrum compatible  synthetic ccelerograms.  Unlike the  usual Monte  Carlo methods used for the probabilistic analysis of the structure, a computationally effective response surface method is used. This method reduces the computational effort of the calculations by reducing the required 
number of samples.
Y1  - 2017
SN  - 9781510856776
SP  - 3126
EP  - 3135
PB  - International Assn for Structural Mechanics in Reactor Technology (IASMiRT)
CY  - Raleigh, USA
ER  - 
TY  - CHAP
A1  - Altay, Okyay
A1  - Klinkel, Sven
A1  - Butenweg, Christoph
T1  - Intelligente semiaktive Dämpfungssysteme zur Reduktion periodischer und stochastischer Bauwerksschwingungen
T2  - Berichte der Fachtagung Baustatik - Baupraxis 12 am 24. und 25. Februar 2014 an der Technischen Universität München / Hrsg. Kai-Uwe Bletzinger ...
Y1  - 2014
SN  - 978-3-00-041256-1
SP  - 397
EP  - 404
PB  - Lehrstuhl für Statik, Techn. Univ. München
CY  - München
ER  - 
TY  - CHAP
A1  - Altay, Okyay
A1  - Butenweg, Christoph
A1  - Klinkel, Sven
A1  - Taddei, Francesca
T1  - Vibration mitigation of wind turbine towers by tuned liquid column dampers
T2  - Proceedings of the 9th European Conference on Structural Dynamics, EURODYN 2014 Porto, Portugal, 30 June - 2 July 2014 / A. Cunha, E. Caetano, .... (eds.)
Y1  - 2014
SN  - 978-972-752-165-4
SP  - 1531
EP  - 1538
CY  - Porto
ER  - 
TY  - CHAP
A1  - Altay, Okyay
A1  - Butenweg, Christoph
A1  - Klinkel, Sven
T1  - Vibration mitigation of wind turbine towers by a new semiactive Tuned Liquid Column Damper
T2  - 6. Word Congress on Structural Control and Monitoring, 15 - 17 July, 2014 Barcelona,Spain
Y1  - 2014
ER  - 
TY  - CHAP
A1  - Altay, Okyay
A1  - Butenweg, Christoph
T1  - Ermittlung der optimalen Geometrie von Flüssigkeitssäulendämpfern auf Grundlage neuer Optimierungsansätze
T2  - 13. D-A-CH Tagung für Erdbebeningenieurwesen und Baudynamik (D-A-CH 2013) : 29.-30. August 2013, Wien, Österreich
Y1  - 2013
SP  - 1
EP  - 10
ER  - 
TY  - CHAP
A1  - Butenweg, Christoph
A1  - Kleemann, Anne
A1  - Altay, Okyay
T1  - Simulation von Impact Belastungen auf Stahlbetonstrukturen
T2  - 13. D-A-CH Tagung für Erdbebeningenieurwesen und Baudynamik (D-A-CH 2013) : 29.-30. August 2013, Wien, Österreich
Y1  - 2013
SP  - 1
EP  - 9
ER  - 
TY  - CHAP
A1  - Altay, Okyay
A1  - Butenweg, Christoph
A1  - Klinkel, Sven
T1  - Vibration control of slender structures by semi-active tuned liquid column dampers
T2  - Conference of the ASCE Engineering Mechanics Institute , Evanston, IL , USA , EMI 2013 , 2013-08-04 - 2013-08-07
Y1  - 2013
N1  - http://www.emi2013.northwestern.edu/openconf/modules/request.php?module=oc_program&action=view.php&a=&id=213&type=1
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ER  -