Güncel Gönderiler: İnşaat Mühendisliği Bölümü

  • An analytical investigation of rigid plastic beams underimpact loading 
    Gültop, Tekin; Yılmaz, Mahmut Cem; Alyavuz, Bahadır (Gazi Univ, Fac Engineering Architecture, 2015)
    Beams might be subjected to impact loading which is a particular type of dynamic loading during their service lives. In this study the behaviour of beams under low speed impact loading has been investigated analytically. ...
  • Finding The Most Suitable Existing Hydropower Reservoirs For The Development Of Pumped-Storage Schemes: An Integrated Approach 
    Küçükali, Serhat (Pergamon-Elsevier Science LTD, 2014-09)
    This study aims to evaluate existing hydropower reservoirs for the development of pumped-storage schemes by using multi-criteria scoring technique. This method enables a screening of existing hydropower reservoirs, in order ...
  • Hydraulic Model Test Results Of Baffle-Brush Fish Pass 
    Küçükali, Serhat; Hassinger, Reinhard (Ice Publishing, 2015-08)
    The flow characteristics (depth, velocity, energy dissipation) of a new baffle-brush fish pass were investigated experimentally in a 2 m wide rectangular flume which has a bed slope of 4% for discharges of 100-550 l/s. In ...
  • Wind Energy Resource Assessment of Izmit in the West Black Sea Coastal Region of Turkey 
    Küçükali, Serhat; Dinçkal, Çiğdem (Pergamon-Elsevier Science LTD, 2014-02)
    The wind energy potential of Izmit (41.19 N, 30.30 E), which is located in the West Black Sea Coastal Region of Turkey, is assessed with the statistical analysis of the gathered wind data at the 50-m height measurement ...
  • On the properties of piezoelectric materials based upon orthonormal representations 
    Dinçkal, Çiğdem (CRC Press-Taylor, 2013-07)
    For piezoelectric tensor, the decomposition method based upon irreducible orthogonal representation is overviewed. Besides, orthonormal tensor basis method is improved to express any third rank tensors such as piezoelectric ...
  • Lecture Notes in Engineering and Computer Science 
    Dinçkal, Çiğdem (Newswood Limited, 2012)
    A new procedure for representation of elastic constant tensor in terms of its orthonormal decomposed parts is presented. Form invariants and orthonormalized basis elements are used to generate this decomposition method. ...
  • Failure Modes in Structural Applications of Fiber-Reinforced Polymer (FRP) Composites and Their Prevention 
    Güneş, O. (Woodhead Publ LTD, 2013)
    Fiber-reinforced polymer (FRP) composite materials have been increasingly used in civil engineering applications in the past two decades. Their wide ranging use, however, is still not realized due to a few fundamental ...
  • Ductility of FRP-Concrete Systems: Investigations At Different Length Scales 
    Güneş, Oğuz; Lau, Denvid; Tuakta, Chakrapan; Büyüköztürk, Oral (Elsevier SCI, 2013-12)
    Fiber reinforced polymer (FRP) materials have been increasingly used in the last two decades to improve various structural characteristics of reinforced concrete (RC) bridges, buildings and other structures. Ductility of ...
  • Environmental risk assessment of small hydropower (SHP) plants: A case study for Tefen SHP plant on Filyos River 
    Küçükali, Serhat (Elsevier Science BV, 2014-04)
    A multi-criteria scoring tool is used to assess the environmental risk level of small hydropower plants on the basis of documented evidence, measured data, and on-site observations. The assessment is based on evaluating ...
  • Seismic Risk Assessment and Mitigation in the Antakya-Maras Region (SERAMAR): Empirical Studies on the Basis of EMS-98 
    Abrahamczyk, Lars; Schwarz, Jochen; Langhammer, Tobias; Geneş, Mehmet C.; Bikçe, Murat; Kaçın, Selçuk; Gülkan, Polat (Earthquake Engineering Research INST., 2013-08)
    The main objective of the SERAMAR project has been to utilize current tools for earthquake risk assessment and to establish a unique partnership between universities, professional associations, and local governments, which ...
  • Persisting challenges for performance-based building assessment 
    Bayhan, Beyhan; Kazaz, İlker; Gülkan, Polat (Springer, 2014-08)
    Intense research and refinement of the tools used in performance-based seismic engineering have been made, but the maturity and accuracy of these methods have not been adequately confirmed with actual data from the field. ...
  • Nano-Modification To Improve The Ductility of Cementitious Composites 
    Yeşilmen, Seda; Al-Najjar, Yazin; Balav, Mohammad Hatam; Şahmaran, Mustafa; Yıldırım, Gürkan; Lachemi, Mohamed (Pergamon-Elsevier Science LTD, 2015-10)
    Effect of nano-sized mineral additions on ductility of engineered cementitious composites (ECC) containing high volumes of fly ash was investigated at different hydration degrees. Various properties of ECC mixtures with ...
  • Evaluation of Tsunami Scenarios For Western Peloponnese, Greece 
    Yalçıner, Ahmet Cevdet; Gülkan, Polat; Dilmen, Derya; Aytore, Betül; Ayça, Aykut; İnsel, I.; Zaytsev, A. (Ist Nazionale Di Oceanografia E Di Geofisica, 2014-06)
    Tsunami hazard assessment of the eastern part of the Mediterranean Sea is the current interest of the countries having, a coastline in this region. Considering today's increasing population on the coasts and historical ...
  • Physical and Chemical Actions of Nano-Mineral Additives on Properties of High-Volume Fly Ash Engineered Cementitious Composites 
    Al-Najjar, Yazin; Yeşilmen, Seda; Al-Dahawi, Majeed; Sahmaran, M.; Yıldırım, G.; Lachemi, M.; Amle, L. (Amer Concrete INST, 2016-11)
    Unlike conventional concrete, the material design process for engineered cementitious composites (ECC) involves micromechanics-based design theory, paving the way for the use of high volumes of fly ash (HVFA) as a major ...
  • Flow and Turbulence Structure in A Baffle-Brush Fish Pass 
    Küçükali, Serhat; Hassinger, Reinhard (Ice Publishing, 2018-02)
    The flow an d turbulence characteristics of a new baffle-brush type fish pass were investigated experimentally in a 2 m wide rectangular flume with a bed slope of 4% and Reynolds and Froude numbers in the range 5 x 10(4)-2.8 ...
  • Effect of particle size on flip bucket scour 
    Kökpinar, Mehmet Ali; Küçükali, Serhat (Canadian Science Publishing, 2016-08)
    This study quantifies the dimensionless maximum scour depth d(s)/D-50 downstream of flip buckets as a function of the square of the densimetric Froude number Fr-d(2), jet Reynolds number Re, lip angle, and sediment ...
  • Dynamics of a beam-column element on an elastic foundation 
    Dinçkal, Çiğdem; Alemdar, Bülent N.; Gülkan, Polat H. (Canadian Science Publishing, 2016-08)
    An exact analytical solution of a harmonically vibrating beam-column element resting on an elastic Winkler foundation is derived. The solution covers four cases comprised of constant compressive or tensile axial force with ...
  • Risk scorecard concept in wind energy projects: An integrated approach 
    Küçükali, Serhat (Pergamon-Elsevier Science LTD, 2016-04)
    The proposed risk assessment tool quantifies economic, environmental, political, and societal risks in wind energy projects. The risks are quantified based on the measured data and document evidence. An important component ...
  • Free Vibration Analysis of Carbon Nanotubes by Using Finite Element Method 
    Dinçkal, Çiğdem (Springer, 2016-03)
    In the present study, an efficient and accurate finite element model for vibration analysis of carbon nanotubes (CNTs) with both Euler-Bernoulli and Timoshenko beam theory has been presented. For this purpose, an analytical ...
  • Dynamic shear force amplification in regular frame-wall systems 
    Kazaz, İlker; Gülkan, Polat (Wiley, 2016-02-10)
    A parametric study is conducted to investigate the dynamic shear amplification factor (DAF) in low-to-mid-rise frame-wall systems in which the reinforcement curtailment along the height matches the required code strength. ...