Sivas Cumhuriyet Üniversitesi Teknoloji Fakültesi: Recent submissions
Now showing items 41-60 of 78
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Microstructure and Mechanical Characteristics of AISI 304 / DUROSTAT 500 Steel Double-Side TIG Welds
(http://www.degruyter.com, 05 August )In this study, AISI 304 stainless steel and DUROSTAT 500 steel are combined using TIG double-sided arc welding. Microstructural differences of welded joints were researched by using a scanning electron microscope (SEM), ... -
Effect of Austempering Treatment on Metallurgical Structure of Ce Inoculated X210Cr12 Cold Work Tool Steel
(http://www.degruyter.com, 21 Februar)The effect of austempering treatment on metallurgical structure of X210Cr12 cold work tool steel inoculated with Ce was researched. Microstructural changes, elemental characterizations, and phase formations of the samples ... -
Metallographic Study and Wear Behavior of Cu Based FeTi Reinforced Composites
(World Scientific Publishing Co. Pte. Ltd., 31 January)Cu-based FeTi-reinforced metal matrix composites (MMCs) were produced with FeTi reinforcement additions of 6, 9, 12, 15 and 18wt.% by powder metallurgy. Microstructural characterization of Cu-based FeTi-reinforced composites ... -
Microstructure and Fatique Performance of Cu Based M7C3 Reinforced Composites
(http://www.degruyter.com, 09 March 2)Cu\Fe–Cr–C metal matrix composites (MMCs) were produced with a reinforcer addition of 6, 9, 12, 15, and 18 wt% Fe–Cr–C by powder metallurgy. The effects of sintering temperatures on Cu-based Fe–Cr–C-reinforced composites ... -
Effect of FeTi-FeB Inoculation on Shape of Carbide Reinforcements in Hypoeutectic High Chromium White Cast Irons
(http://www.degruyter.com, 16 March 2)FeTi-FeB was added to molten high chromium white cast iron in amounts of 0.5–2.5 wt% at 50 °C above the melting temperature. The samples were produced in four groups. The first group samples were investigated as cast, the ... -
Investigation of Surface Properties and FeB-Fe2B Layer Formation in Pack Boronizing of Cementation Steel
(World Scientific Publishing Co. Pte. Ltd., 01 Septemb)In this study, cementation steel was boronized at 1050∘C for 6h, 8h, and 10h. Microstructural change on the surface of the samples after boronization was detected by optical microscope (OM), scanning electron microscope ... -
Metallurgical Properties of Borid Layers Formed in Pack Boronized Cementation Steel
(http://www.degruyter.com, 06 Septemb)In the present study, cementation steel was exposed to boronizing process at 950 °C for 6, 8, and 10 h. Microstructural changes on the surface of the samples after boron operation were inspected by optical microscope, ... -
Effect of Thermomechanical Process on Mechanical Properties of CuZn10 Alloy
(http://www.degruyter.com, 07 July 20)The effects of thermomechanical processing on the grain size, tensile strength, and strain rate of a CuZn10 alloy were investigated. Microstructures of thermomechanically treated samples were introduced using a scanning ... -
Mechanical Performance and Weldability of HARDOX 450/AISI 430 Grade Joined by TIG Double Sided Arc Welding
(http://www.degruyter.com, 04 Novembe)AISI 430 and HARDOX 450 grades were combined using tungsten inert gas double-sided welding process. Microstructural changes were evaluated with scanning electron microscope, energy dispersive spectrometry, electron back ... -
Brain tumor classification by using a novel convolutional neural network structure
(2022)Brain tumors located in the skull are among the health problems that cause serious consequences. Rapid and accurate detection of brain tumor types will ensure that the patient receives appropriate treatment in the early ... -
Determination of COPD severity from chest CT images using deep transfer learning network
(2022)The purpose of this study is to present a solution to the problem of detecting the severity of Chronic Obstructive Pulmonary Disease (COPD) from chest CT images using deep transfer learning network. The study has a novelty ... -
Numerical Investigation of Corrugated Channel with Backward-Facing Step in Terms of Fluid Flow and Heat Transfer
(2022)In this study, the turbulent fluid flow and heat transfer through a backward-facing step connected by various triangles to a corrugated wall were numerically investigated. The governing equation was solved with Ansys Fluent, ... -
Experimental Investigation of the Effect of a Semi-Circular Spiral Protrusion on the Turbulent Flow Past a Cylinder
(2022)The effect of semi-circular spirals on a circular cylinder surface to flow structure was experimentally investigated by the particle imaging velocity measurement (PIV) method. Based on the PIV channel, the main body cylinder ... -
Microstructure and Mechanical Characteristics of AISI 304 / DUROSTAT 500 Steel Double-Side TIG Welds
(http://www.degruyter.com, 08 August )In this study, AISI 304 stainless steel and DUROSTAT 500 steel are combined using TIG double-sided arc welding. Microstructural differences of welded joints were researched by using a scanning electron microscope (SEM), ... -
Numerical investigation of CPU cooling with micro-pin–fin heat sink in different shapes
(2022)The fact that today's computers transmit too much information at effective speeds causes high heat concentrations. These heat concentrations increase the temperature of the computer processor and cause it to deteriorate ... -
Economic and environmental assessment of ground source heat pump system: The case of Turkey
(Elsevier, October 20)The use of renewable energy sources increases day by day. Although ground source heat pump systems are used to meet buildings' heating and cooling demands worldwide, high initial setup costs limit the widespread use of ... -
Energy and exergy analysis of a ground source heat pump system with a slinky ground heat exchanger supported by nanofluid
(Springer Nature, 2022)This work contains the experimental analysis results in real environment conditions of the use of Al2O3 -based nanofluid (NF) at different concentration ratios (0.1% and 0.2%) in a ground source heat pump (GSHP) system ... -
Analysis of different combustion chamber geometries using hydrogen / diesel fuel in a diesel engine
(Taylor Francis, 2021)In this study, the effects on combustion characteristics and emission were investigated in a direct injection diesel engine. In experimental and numerical studies, the engine was operated at 2000 rpm. The analyzes were ... -
Classification of brain tumors from MR images using deep transfer learning
(2021)Classification of brain tumors is of great importance in medical applications that benefit from computer-aided diagnosis. Misdiagnosis of brain tumor type will both prevent the patient from responding effectively to the ... -
Automatic classification of volcanic rocks from thin section images using transfer learning networks
(2021)In this study, efficient deep transfer learning models are proposed to classify six types of volcanic rocks, and this paper has a novelty in classifying volcanic rock types for the first time using thin section images. ...