Yazar "Altunisik, Ahmet Can" için listeleme
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Ambient Vibration-Based System Identification of a Medieval Masonry Bastion for Health Assessment using Nonlinear Analyses
Altunisik, Ahmet Can; Genc, Ali Fuat; Gunaydin, Murat; Adanur, Suleyman; Okur, Fatih Yesevi (Walter De Gruyter Gmbh, 2018)Earthquakes have underlined the need for health monitoring and safety assessment of engineering structures in general and especially historical heritage. These structures can be exposed to many different loads such as ... -
Assessment of nonlinear seismic performance of a restored historical arch bridge using ambient vibrations
Sevim, Baris; Bayraktar, Alemdar; Altunisik, Ahmet Can; Atamturktur, Sezer; Birinci, Fatma (Springer, 2011)Historic masonry arch bridges are vital components of transportation systems in many countries worldwide, ensuring the ready access of goods and services to millions of people. The structural failure of these historic ... -
Automated Model Updating of Historical Masonry Structures Based on Ambient Vibration Measurements
Altunisik, Ahmet Can; Okur, Fatih Yesevi; Genc, Ali Fuat; Gunaydin, Murat; Adanur, Suleyman (Asce-Amer Soc Civil Engineers, 2018)Finite-element (FE) model updating is a very effective procedure for determining the uncertainty parameters in a structural model and minimize differences between experimentally and analytically identified dynamic ... -
CFRP composite retrofitting effect on the dynamic characteristics of arch dams
Altunisik, Ahmet Can; Gunaydin, Murat; Sevim, Baris; Bayraktar, Alemdar; Adanur, Suleyman (Elsevier Sci Ltd, 2015)The purpose of this study is to investigate the effect of retrofitting dynamic characteristics of a damaged laboratory arch dam model, subsequently repaired with high-strength structural mortar and strengthened with composite ... -
Construction stage analysis of fatih sultan mehmet suspension bridge
Gunaydin, Murat; Adanur, Suleyman; Altunisik, Ahmet Can; Sevim, Baris (Techno-Press, 2012)In this study, it is aim to perform the construction stage analysis of suspension bridges using time dependent material properties. Fatih Sultan Mehmet Suspension Bridge connecting the Europe and Asia in Istanbul is selected ... -
Construction stage analysis of Humber Suspension Bridge
Adanur, Suleyman; Gunaydin, Murat; Altunisik, Ahmet Can; Sevim, Baris (Elsevier Science Inc, 2012)Suspension bridges are widely used as engineering structures to across long spans and give rise to the usage of domains under the bridge. In the finite element analyses of suspension bridges, it is assumed that the structure ... -
Determination of structural behavior of Bosporus suspension bridge considering construction stages and different soil conditions
Gunaydin, Murat; Adanur, Suleyman; Altunisik, Ahmet Can; Sevim, Baris; Turker, Emel (Techno-Press, 2014)In this paper, it is aimed to determine the structural behavior of suspension bridges considering construction stages and different soil conditions. Bosporus Suspension Bridge connecting the Europe and Asia in Istanbul is ... -
Dynamic Characteristics of an Arch Dam Model before and after Strengthening with Consideration of Reservoir Water
Altunisik, Ahmet Can; Gunaydin, Murat; Sevim, Baris; Bayraktar, Alemdar; Adanur, Suleyman (Asce-Amer Soc Civil Engineers, 2016)This technical note presents an investigation about the changing of dynamic characteristics of an arch dam model before and after strengthening considering reservoir water. To this end, an arch dam-reservoir-foundation ... -
Dynamic response of a historical armory building using the finite element model validated by the ambient vibration test
Altunisik, Ahmet Can; Genc, Ali Fuat; Gunaydin, Murat; Okur, Fatih Yesevi; Karahasan, Olguhan Sevket (Sage Publications Ltd, 2018)In this paper, the aim was to determine the nonlinear dynamic response of historical masonry armory buildings using a validated finite element model. Eight ambient vibration tests were conducted on the building, using three ... -
EFFECTS OF STRAND CONFIGURATION ON PRE-TENSIONED I-GIRDERS
Atmaca, Barbaros; Ates, Sevket; Gunaydin, Murat; Altunisik, Ahmet Can (Yildiz Technical Univ, 2018)The purpose of this paper is to examine the effect of strand configuration on the behavior of precast, pre-tensioned concrete I-girders by considering design load components for highway bridges as dead loads and equivalent ... -
Estimation of Elasticity Modulus of a Prototype Arch Dam Using Experimental Methods
Sevim, Baris; Altunisik, Ahmet Can; Bayraktar, Alemdar; Akkose, Mehmet; Adanur, Suleyman (Asce-Amer Soc Civil Engineers, 2012)Using experimental methods, this study presents the estimation of the dynamic and static ( secant) elasticity modules of a prototype arch dam. These experimental methods are ambient vibration tests, uniaxial compression ... -
Experimental and analytical system identification of Eynel arch type steel highway bridge
Altunisik, Ahmet Can; Bayraktar, Alemdar; Sevim, Baris; Ozdemir, Hasan (Elsevier Sci Ltd, 2011)This paper describes a full scale arch type steel highway bridges, its finite element modelling and Operational Modal Analysis. Eynel Highway Bridge which has arch type structural system with a total length of 336 m and ... -
Finite element model calibration effects on the earthquake response of masonry arch bridges
Sevim, Baris; Bayraktar, Alemdar; Altunisik, Ahmet Can; Atamturktur, Sezer; Birinci, Fatma (Elsevier, 2011)The focus of this paper is to illustrate the importance of model calibration and in situ vibration testing by comparing the finite element model predictions of the earthquake response of the two historical arch bridges, ... -
Finite element model calibration of berke arch dam using operational modal testing
Sevim, Baris; Bayraktar, Alemdar; Altunisik, Ahmet Can (Sage Publications Ltd, 2011)This paper presents the finite element calibration of Berke Arch Dam by using Operational Modal Testing. Achievement of this purpose involves structural vibration characteristics of Berke Arch Dam using analytical and ... -
Finite element model updating effects on nonlinear seismic response of arch dam-reservoir-foundation systems
Bayraktar, Alemdar; Sevim, Baris; Altunisik, Ahmet Can (Elsevier, 2011)This paper investigates the effects of finite element model updating on nonlinear seismic response of arch dam-reservoir-foundation systems. The highest arch dam in Turkey named Berke is selected for the numerical and ... -
Finite element model updating of an arch type steel laboratory bridge model using semi-rigid connection
Altunisik, Ahmet Can; Bayraktar, Alemdar; Sevim, Baris; Kartal, Murat Emre; Adanur, Suleyman (Techno-Press, 2010)This paper presents finite element analyses, experimental measurements and finite element model updating of an arch type steel laboratory bridge model using semi-rigid connections. The laboratory bridge model is a single ... -
Investigation of water length effects on the modal behavior of a prototype arch dam using operational and analytical modal analyses
Sevim, Baris; Bayraktar, Alemdar; Altunisik, Ahmet Can (Techno-Press, 2011)This study determines the water length effects on the modal behavior of a prototype arch dam using Operational and Analytical Modal Analyses. Achievement of this purpose involves construction of a prototype arch ... -
Modal parameter identification of RC frame under undamaged, damaged, repaired and strengthened conditions
Altunisik, Ahmet Can; Karahasan, Olguhan Sevket; Genc, Ali Fuat; Okur, Fatih Yesevi; Gunaydin, Murat; Kalkan, Ebru; Adanur, Suleyman (Elsevier Sci Ltd, 2018)Structures are built on a design and then damaged in time by natural and manmade effects, repaired and strengthened for reusing. Determination of the structural behavior is very important to avoid future disaster. Operational ... -
Non-destructive testing of an ancient Masonry Bastion
Altunisik, Ahmet Can; Adanur, Suleyman; Genc, Ali Fuat; Gunaydin, Murat; Okur, Fatih Yesevi (Elsevier France-Editions Scientifiques Medicales Elsevier, 2016)Historical masonry structures have seismic vulnerability and most damages and demolishes arise from the seismic actions like earthquakes. In this paper, the structural behavior of Zaganos Bastion is examined with experimental ... -
Retrofitting Effect on the Dynamic Properties of Model-Arch Dam with and without Reservoir Water Using Ambient-Vibration Test Methods
Altunisik, Ahmet Can; Gunaydin, Murat; Sevim, Baris; Bayraktar, Alemdar; Adanur, Suleyman (Asce-Amer Soc Civil Engineers, 2016)Continuous health monitoring and regular condition assessment is of vital importance for engineering structures in general and especially for arch dams. These structures can be exposed to many different loads such as ...
