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Browsing Araştırma Çıktıları / Research Outputs by Author "Büyükkaya, Ekrem"

Now showing items 1-17 of 17

CFD modeling of carbon combustion and electrode radiation in an electric arc furnace

Yiğit, Cemil; Coşkun, Gökhan; Büyükkaya, Ekrem; Durmaz, Ufuk; Güven, Hasan Rıza (PERGAMON-ELSEVIER SCIENCE LTD, 2015)

This paper, concentrates on a three-dimensional (3D) computational fluid-dynamics (CFD) model for coal combustion and electrode radiation inside an electric-arc furnace (EAF). Simulation of the melting process includes ...
Effect of soybean methyl ester on diesel engine performance and emissions

Büyükkaya, Ekrem (INDERSCIENCE ENTERPRISES LTD, 2010)

An experimental investigation of the application of biodiesel on a diesel engine performance and emissions has been presented. Engine tests arc done for SME and its 5, 15,30 and 60% blends with diesel fuel. The results ...
Effects of biodiesel on a DI diesel engine performance, emission and combustion characteristics

Büyükkaya, Ekrem (ELSEVIER SCI LTD, 2010)

Experimental tests were investigated to evaluate the performance, emission and combustion of a diesel engine using neat rapeseed oil and its blends of 5%, 20% and 70%, and standard diesel fuel separately. The results ...
Effects of thermal barrier coating on gas emissions and performance of a LHR engine with different injection timings and valve adjustments

Büyükkaya, Ekrem; Engin, Tahsin; Cerit, Muhammet (PERGAMON-ELSEVIER SCIENCE LTD, 2006)

Tests were performed on a six cylinder, direct injection, turbocharged Diesel engine whose pistons were coated with a 350 mu m thickness of MgZrO3 over a 150 mu m thickness of NiCrAl bond coat. CaZrO3 was employed as the ...
Effects of trout-oil methyl ester on a diesel engine performance and emission characteristics

Büyükkaya, Ekrem (PERGAMON-ELSEVIER SCIENCE LTD, 2013)

In this study, trout oil methyl ester fuel (TOME) was prepared by transesterification using potassium hydroxide as catalyst. The trout oil and its blends (B10, B20, 840 and B50) were tested in a single-cylinder natural ...
Effects of trout-oil methyl ester on a diesel engine performance and emission characteristics

Büyükkaya, Ekrem (2013)
Experimental study of NOx emissions and injection timing of a low heat rejection diesel engine

Büyükkaya, Ekrem; Cerit, Muhammet (ELSEVIER FRANCE-EDITIONS SCIENTIFIQUES MEDICALES ELSEVIER, 2008)

In this study, an experimental study of the effects of injection timing on nitrogen oxide (NOx) emissions of a low heat rejection (LHR) turbocharged direct injection diesel engine was conducted. The injection timing and ...
Flow modeling in a DI diesel engine combustion chamber using CFD

Büyükkaya, Ekrem (2012)
Flow modeling in a DI diesel engine combustion chamber using CFD

Büyükkaya, Ekrem (SILA SCIENCE, 2012)

In the main study, the flow characteristics inside the engine cylinder equipped with three piston configurations were compared. For this, complete calculations of the intake and compression strokes were performed under ...
KEY ENGINEERING MATERIALS

Büyükkaya, Ekrem; Demirkıran, Ayşe Şükran; Cerit, Muhammet (TRANS TECH PUBLICATIONS LTD, 2004)

In this study, an investigation of the effects of ceramic coatings on diesel engine performance and exhaust emissions was presented. Tests were carried out a range of engine speeds at low, middle and high load conditions ...
Modeling of an HCCI engine by using CFD and detailed chemical kinetic model

Soyhan, Hakan Serhad; Büyükkaya, Ekrem; Halıcı, Fethi (SILA SCIENCE, 2012)

In this study, a combustion analysis has been performed in a cylinder of a four stroke engine's mixture by using Fluent and Chemkin commercial codes for CFD analysis. The analysis includes two strokes and provides all the ...
Modeling of an HCCI engine by using CFD and detailed chemical kinetic model

Büyükkaya, Ekrem; Halıcı, Fethi (2012)
Performance and emissions of a diesel tractor engine fueled with marine diesel and soybean methyl ester

Büyükkaya, Ekrem; Soyhan, Hakan Serhad (PERGAMON-ELSEVIER SCIENCE LTD, 2011)

Biodiesel is an alternative fuel that is cleaner than petrodiesel. Biodiesel can be used directly as fuel for a diesel engine without having to modify the engine system. It has the major advantages of having high ...
Performance and emissions of a diesel tractor engine fueled with marine diesel and soybean methyl ester

Büyükkaya, Ekrem (2011)
Thermal analysis of a ceramic coating diesel engine piston using 3-D finite element method

Büyükkaya, Ekrem; Cerit, Muhammet (ELSEVIER SCIENCE SA, 2007)

In this study, firstly, thermal analyses are investigated on a conventional (uncoated) diesel piston, made of aluminum silicon alloy and steel. Secondly, thermal analyses are performed on pistons, coated with MgO-ZrO2 ...
Thermal analysis of functionally graded coating AlSi alloy and steel pistons

Büyükkaya, Ekrem (ELSEVIER SCIENCE SA, 2008)

Functionally graded coatings are coating systems used to increase performances of high temperature components in diesel engines. These coatings consist of a transition from the metallic bond layer to cermet and from cermet ...
Thermo mechanical analysis of a ceramic coated piston used in a diesel engine

Büyükkaya, Ekrem; Cerit, Muhammet; Çoban, Mehmet (TECHNO-PRESS, 2016)

The aim of this paper is to determine temperature and stress distributions in a ceramic based on Partially Stabilized Zirconia coated steel piston crown by using plasma spraying for improving performance of a marine diesel ...