Güncel Gönderiler: Makine Mühendisliği Bölümü
Toplam kayıt 159, listelenen: 61-80
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Distributed activation energy model parameters of some Turkish coals
(Taylor & Francis Inc, 2008)A multi-reaction model based on distributed activation energy has been applied to some Turkish coals. The kinetic parameters of distributed activation energy model were calculated via computer program developed for this ... -
Investigation of microstructure and mechanical properties of friction welded aisi 316 and ck 45 steels
(Walter De Gruyter Gmbh, 2014)This study has arisen from the necessity to manufacture an impeller and a shaft pair of a water pump from two different types of steels. The impeller has to have resistant to corrosion and the shaft has to have magnetic ... -
Energy and exergy analyses in a thermal process of a production line for a cement factory and applications
(Inderscience Enterprises Ltd, 2008)The objective of this study is to determine the actual energy losses by performing energy and exergy analyses and to evaluate energy and exergy efficiency in each process for the cement factory. In these analyses, for each ... -
An investigation of bending fatigue behavior for glass-fiber reinforced polyester composite materials
(Elsevier Sci Ltd, 2008)To investigate bending fatigue behaviors for glass-fiber reinforced polyester composite material, 800 g/m(2), 500 g/m(2),300 g/m(2), and 200 g/m(2) glass-fiber woven and 225 g/m2 450 g/m(2), and 600 g/m(2) randomly distributed ... -
Statistical analysis of bending fatigue life data using Weibull distribution in glass-fiber reinforced polyester composites
(Elsevier Sci Ltd, 2008)The bending fatigue behaviors were investigated in glass fiber-reinforced polyester composite plates, made from woven-roving with four different weights, 800, 500, 300, and 200 g/m(2), random distributed glass-mat with two ... -
An improved design of apparatus for multi-specimen bending fatigue and fatigue behaviour for laminated composites
(Elsevier Sci Ltd, 2008)A previously designed fatigue apparatus to test bending fatigue behaviours of glass-fiber reinforced plastic materials is improved in the scope of this research. The advantages of the improved test apparatus are as follows: ... -
Influence of matrix structure on the fatigue properties of an alloyed ductile iron
(Elsevier Sci Ltd, 2008)Rotary bending fatigue tests were conducted on ductile iron containing 1.25 wt% nickel, 1.03 wt% copper and 0.18 wt% molybdenum with various matrix structures. Several heat treatments were applied to obtain ferritic, ... -
Experimental investigation of engine performance and exhaust emissions of a diesel engine fueled with diesel-n-butanol-vegetable oil blends
(Pergamon-Elsevier Science Ltd, 2014)The aim of the present study was to evaluate the effect of using n-butanol in vegetable oil-diesel fuel blends on engine performance and exhaust emissions of a direct injection diesel engine operating at full load (100% ... -
Fuzzy logic model for the prediction failure analysis of composite plates under various cure temperatures
(Abcm Brazilian Soc Mechanical Sciences & Engineering, 2014)In this study, stress values were examined in pin/bolt connected composite plates which were applied preload and non-preload moment. Composite plates were produced with different curing cycles and geometric dimensions. ... -
Geothermal district heating in Turkey: The Gonen case study
(Pergamon-Elsevier Science Ltd, 2007)The status of geothermal district heating in Turkey and its future prospects are reviewed. A description is given of the Gonen project in Balikesir province, the first system to begin citywide operation in the country. The ... -
Performance prediction of a cooling tower using artificial neural network
(Pergamon-Elsevier Science Ltd, 2007)This paper describes an application of artificial neural networks (ANNs) to predict the performance of a cooling tower under a broad range of operating conditions. In order to gather data for training and testing the ... -
Extensive analyses of diesel-vegetable oil-n-butanol ternary blends in a diesel engine
(Elsevier Sci Ltd, 2015)In this study, n-butanol (nB) was used as the common solvent and crude canola (Cn), soybean (Sb), sun-flower (Sf), corn (Cr), olive (Ol), and hazelnut oil (Hn) as the vegetable oil components were used for making ... -
Energetic, exergetic, economic and environmental assessments of the bigadic geothermal district heating system as a potential green solution
(Taylor & Francis Inc, 2007)In this study, we assess the Bigadic Geothermal District Heating System ( GDHS), which has the world's third longest and Turkey's longest geothermal pipeline, for its energetic, exergetic, economic and environmental factors. ... -
The effect of matrix structure on the fatigue behavior of austempered ductile iron
(Elsevier Sci Ltd, 2007)The primary objective of this study has been to investigate the fatigue behavior of the austempered unalloyed ductile iron. Ductile iron specimens were austenized at 900 degrees C for 110 min and then one group specimens ... -
The effect of carbon content on fatigue strength of dual-phase steels
(Elsevier Sci Ltd, 2007)Steels which contain 0.085 C, 0.36 C, and 0.38 C were intercritically annealed at 745, 760, 775, and 790 degrees C for 30 min followed by water quenching to obtain dual-phase (martensite-plus-ferrite) structure. It was ... -
The effect of temperature change on flexural strength of polymer concrete composites with polyester resin during hardening at furnace atmosphere
(Freund Publishing House Ltd, 2007)Polymer concrete, which has a composite structure composed of at least two materials, can be prepared with materials such as resin, filling, hardening and accelerating materials that support the matrix structure. The ... -
Olive cake as a biomass fuel for energy production
(Taylor & Francis Inc, 2006)Olive cake (OC) is a by-product of olive oil production and is a solid material consisting of seed particles and the fleshy parts of olive. The Mediterranean region represents 98% of the world's olive tree population, and ... -
A simple evaluation of SO2 and PM data on ambient air quality
(Taylor & Francis Inc, 2005)This study includes a simple and very general evaluation of sulphurdioxide (SO2) and particulate matter (PM) data on the ambient air of the city centers in Turkey. Annual averages Of SO2 and PM data were studied between ... -
A study on thermal decomposition kinetics of some Turkish coals
(Taylor & Francis Inc, 2005)The kinetic model that describes the weight loss of Turkish coals under pyrolysis conditions has been investigated. Nonisothermal thermogravimetric analysis data on 12 Turkish coals have been compared with the predictions ... -
Performance evaluation of a heat pump assisted mechanical opener dryer
(Pergamon-Elsevier Science Ltd, 2003)This study investigates the performance of a heat pump assisted mechanical opener drying system. This system was constructed and tested at the Energy Laboratory, Mechanical Engineering Department, Balikesir University, ...
