Browsing by Author "Yapici, Kerim"
Now showing items 1-14 of 14
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Benchmark results for natural and mixed convection heat transfer in a cavity
Yapici, Kerim; Obut, Salih (EMERALD GROUP PUBLISHING LTD, 2015)Purpose - The purpose of this paper is to numerically investigate steady, laminar natural and mixed convection heat transfer in a two-dimensional cavity by using a finite volume method with a fourth-order approximation of ... -
A comparison study on high-order bounded schemes: Flow of PTT-linear fluid in a lid-driven square cavity
Yapici, Kerim (KOREAN SOC RHEOLOGY, 2012)In this computational study, the convergence, stability and order of accuracy of several different numerical schemes are assessed and compared. All of the schemes considered were developed using a normalized variable ... -
Computational analysis of hydrodynamics of shear-thinning viscoelastic fluids in a square lid-driven cavity flow
Yapici, Kerim; Uludag, Yusuf (KOREAN SOC RHEOLOGY, 2013)Computational results for steady laminar flow of three different shear thinning fluids lid-driven square cavity are presented. The viscoelastic nature of the fluids is represented by linear and exponential Phan-Thien Tanner ... -
DEPENDENCY OF NANOFLUID RHEOLOGY ON PARTICLE SIZE AND CONCENTRATION OF VARIOUS METAL OXIDE NANOPARTICLES
Yapici, Kerim; Osturk, Ozge; Uludag, Yusuf (BRAZILIAN SOC CHEMICAL ENG, 2018)Impact of the nanoparticle size and concentration on the rheology of ethylene glycol based nanofluids containing nanoparticles of five different metal oxides is investigated. Particle mass concentrations ranged from 5 to ... -
Experimental Investigation of Transient Thermal Response of Phase Change Material Embedded by Graphene Nanoparticles in Energy Storage Module
Parlak, Murat; Temel, Umit Nazli; Somek, Kutlu; Yapici, Kerim (IEEE, 2016)Here, an experimental study has been conducted to evaluate thermal performance and energy storage capabilities of organic paraffin wax with melting point of 95 degrees C embedded at various loadings of Graphene nanoplatelets ... -
Graphene-based nanomaterials in cancer treatment and diagnosis
Eskiizmir, Gorkem; Baskin, Yasemin; Yapici, Kerim (WILLIAM ANDREW INC, 2018)… -
Heat Transfer Performance of Water Based Nanofluids Containing Various Types of Metal Oxide Nanoparticles in an Air-Cooled Microchannel Heat Exchanger
Parlak, Murat; Osturk, Ozge; Temel, Umit N.; Yapici, Kerim (IEEE, 2017)In the present study performance of air-cooled cross flow microchannel heat exchanger is analysed experimentally with various metal oxide type nanofluids. Types of the nanoparticles and their particle size are TiO2 (30 nm, ... -
Laminar Mixed-Convection Heat Transfer in a Lid-Driven Cavity with Modified Heated Wall
Yapici, Kerim; Obut, Salih (TAYLOR & FRANCIS INC, 2015)In this numerical study, steady laminar mixed-convection heat transfer in a two-dimensional square lid-driven cavity with a modified heated wall is investigated over a range of Richardson numbers, including 0.01, 1, and ... -
NANOMATERIALS: PROMISING STRUCTURES FOR THE MANAGEMENT OF ORAL CANCER
Eskiizmir, Gorkem; Ermertcan, Aylin T.; Yapici, Kerim (ELSEVIER SCIENCE BV, 2017)… -
Numerical Analysis of Viscoelastic Fluids in Steady Pressure-Driven Channel Flow
Yapici, Kerim; Karasozen, Bulent; Uludag, Yusuf (ASME, 2012)The developing steady flow of Oldroyd-B and Phan-Thien-Tanner (PTT) fluids through a two-dimensional rectangular channel is investigated computationally by means of a finite volume technique incorporating uniform collocated ... -
Rheological characterization of polyethylene glycol based TiO2 nanofluids
Yapici, Kerim; Cakmak, Nese K.; Ilhan, Naciye; Uludag, Yusuf (KOREAN SOC RHEOLOGY, 2014)Rheological characterization of TiO2 nanoparticle dispersions in polyethylene glycol (PEG 200) is presented over 1-10 wt% particle mass fraction range in terms of shear viscosity, thixotropy and linear viscoelasticity. A ... -
Size-dependent thermal properties of multi-walled carbon nanotubes embedded in phase change materials
Temel, Umit Nazli; Kurtulus, Sengul; Parlak, Murat; Yapici, Kerim (SPRINGER, 2018)This study has focused on the systematical investigation of effect of mass fraction and size of multi-walled carbon nanotubes (MWCNTs) doped in phase change material (PCM) on thermal properties such as thermal conductivity, ... -
Thermal Property Investigation of Multi Walled Carbon Nanotubes (MWCNTs) Embedded Phase Change Materials (PCMs)
Parlak, Murat; Temel, Umit Nazli; Kurtulus, Sengul; Yapici, Kerim (IEEE, 2016)In the present study the effect of different size MWCNTs, on the thermal properties such as thermal conductivity, melting/solidification temperatures and latent heats were investigated systematically. Two sizes of MWCNTs ... -
Transient thermal response of phase change material embedded with graphene nanoplatelets in an energy storage unit
Temel, Umit Nazli; Somek, Kutlu; Parlak, Murat; Yapici, Kerim (SPRINGER, 2018)Throughout this study, a systematic investigation was carried out on heating performances of phase change materials doped by graphene nanoplatelets (GNP) in an energy storage unit. The composite samples were prepared by ...