Browsing İmalat Mühendisliği Bölümü Makale Koleksiyonu by Title
Now showing items 11-30 of 45
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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 ... -
Effect of alloying elements on mechanical behaviour of Cu-Zn-Sn bronzes
(WALTER DE GRUYTER GMBHGENTHINER STRASSE 13, D-10785 BERLIN, GERMANY, 8 March 20)The effect of Fe, P and Mn on microstructure and fatigue properties of CuZnSn bronzes investigated with optical microscopy and scanning electron microscopy, energy dispersive spectroscopy, X-ray diffraction, hardness, ... -
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 ... -
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 ... -
Effect of Ni on microstructure and wear behaviour of 13Cr-W-Mo-2C white cast iron
(CONSEJO SUPERIOR INVESTIGACIONES CIENTIFICAS-CSICEditorial CSIC, C/VITRUVIO 8, 28006 MADRID, SPAIN, 30 June 20)The effect of Ni concentration on the microstructure and wear performance of 13Cr-(0.5-7.0) Ni-W-Mo-Mn-2C white cast iron subjected to homogenization heat treatment was examined. Concentration of Ni was altered in the range ... -
Effect of piston geometry on combustion characteristics of CI engine used Sal seed oil
(2023)The effect of piston bowl geometry on reducing soot emissions, improving combustion, and in-cylinder flow movements in a direct injection diesel engine was investigated. Standard combustion chamber (SCC) and newly modified ... -
Effect of rotary friction welding on mechanical properties of 6060 Al alloy
(https://revistademetalurgia.revistas.csic.es, 2021)6xxx series of aluminum alloys are prone to cracking when fusion welded without a proper filler metal. Alternatively, these alloys can be welded by rotary friction welding, a solid-state welding process, without using ... -
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 ... -
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 ... -
Experimental and numerical evaluation of combustion analysis of a DI diesel engine
(Elsevier, 2021)In this study investigated both experimentally and numerically in detail the combustion characteristics of a diesel engine operating with biodiesel fuel produced from fig seed oil at full load and different speeds. The ... -
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 ... -
Farklı Yüzey Geometrisine Sahip Dönen Ve Dönmeyen Silindirlerin Akıs Ve Isı Geçisine Etkilerinin Deneysel Ve Sayısal Olarak Incelenmesi
(01.05.2021)Projede farklı yüzey geometrisine sahip dönen ve dönmeyen silindirlerin akış ve ısı geçişine etkilerinin deneysel ve sayısal olarak incelenmesi hdeflenmektedir. Projenin deneysel kısmında üst akış bölgesinde bulunan farklı ... -
Fatigue Life and Stress Analysis of the Crankshaft of a Single Cylinder Diesel Engine under Variable Forces and Speeds
(De Gruyter, 2021)In this paper, a single cylinder crankshaft manufactured with C45 steel was used to investigate variation in stress, deformation, and fatigue life and safety factor at critical locations of the crankshaft. For this ... -
Friction welding of high Cr white cast iron to AISI 1030 steel with Ni interlayer
(https://www.degruyter.com, 2021)In this study, the effect of friction time on microstructure and weldability of AISI 1030 steel with nickel interlayer and high chromium white cast iron welded by the friction welding method were investigated experimentally. ... -
Heat affected zone and weld metal analysis of HARDOX 450 and ferritic stainless steel double sided TIG-joints
(https://www.degruyter.com, 2021)In this study, AISI 430 and HARDOX 450 grade steel are joined using a double-sided tungsten inert gas welding process. The microstructural properties of weld metal and HAZ were evaluated by optical microscopy, energy ... -
Improvement of metallurgical properties of A356 aluminium alloy by AlCrFeSrTiBSi master alloy
(WALTER DE GRUYTER GMBHGENTHINER STRASSE 13, D-10785 BERLIN, GERMANY, 3 February)A new AlCrFeSrTiBSi master alloy was manufactured by in situ synthesis in Al melt, and compared with AlBSr master alloy. Microstructures of A356 alloy modified with AlCrFeSrTiBSi master alloy were investigated, and the ... -
Investigation of Graphene Oxide-Distilled Water Nanofluids with Consideration of Heat Transfer and Flow Structure for Backward-Facing Step Flow
(15.04.2021)The backward-facing step flow is seen in applications in our daily life: the high attack angle at airfoil, the separation flow behind a vehicle, the flow in a gas turbine, and the flow around a boat or building. In view ... -
Investigation of heat transfer and flow properties in separated flow and reattachment regions for liquid sodium flow at fast reactors
(15.04.2021)In many engineering applications, such as heating and cooling systems, flow around an automobile or building, separation and reattachment regions are formed. These regions are very important for controlling the amount of ... -
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 ... -
Joint performance of medium carbon steelaustenitic stainless steel double-sided TIG welds
(WALTER DE GRUYTER GMBHGENTHINER STRASSE 13, D-10785 BERLIN, GERMANY, 3 February)AISI 1040 and AISI 304 steel plates of 10 mm were joined without pretreatment by double-sided TIG arc welding (DSAW). Joints were manufactured by using welding currents of 420, 440, and 460 A. The microstructural variations ...