Güncel Gönderiler: Makale Koleksiyonu
Toplam kayıt 137, listelenen: 21-40
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Effects of alloy ratio and coating thickness on temperature distribution of thermal barrier coatings
(KOREAN ASSOC CRYSTAL GROWTH, INC, 2020)Pistons on internal combustion engines that are constantly subjected to high pressure and temperature should be light, resistant to heat, resistant to corrosion and have adequate hardness to work more efficiently and to ... -
A Study of Cloth Seal Leakage Performance Based on Geometry and Pressure Load
(MDPI, 2020)Metal cloth seals have been used increasingly in gas turbines due to their flexibility and superior leakage performance. Leakage performance of a metal cloth seal depends on operating conditions, slot and geometric dimensions. ... -
The Numerical and Experimental Investigation of the Change of the Thermal Conductivity of Expanded Polystyrene at Different Temperatures and Densities
(Hindawi Ltd, 2019)The determination of the thermal conductivity of insulation materials depending on which parameters in the application as well as the production is very important. In this direction, the parameters affecting thermal ... -
Investigation of ignition advance effects for CNG usage in a sequential dual ignition gasoline engine by using in-cylinder combustion cfd analysis
(Gazi Univ, Fac Engineering Architecture, 2019)In this study; for a sequential dual ignition gasoline engine, the effects of ignition advance on engine characteristics and in-cylinder flame propagation have been numerically investigated for CNG usage with an in-cylinder ... -
Optimization of mechanical (Swage) autofrettage process
(Gazi Univ, Fac Engineering Architecture, 2019)Autofrettage is the process of residual stress formation on the walls of the thick walled cylinders before their usage. These residual stresses help to increase the pressure bearing capacity of the thick walled cylinders ... -
Design of a robot-assisted exoskeleton for passive wrist and forearm rehabilitation
(Copernicus Gesellschaft Mbh, 2019)This paper presents a new exoskeleton design for wrist and forearm rehabilitation. The contribution of this study is to offer a methodology which shows how to adapt a serial manipulator that reduces the number of actuators ... -
Numerical Analysis Of Cooling An Electronic Circuit Component With Cross Flow And Jet Combination
(Cambridge Univ Press, 2019)In this study, cooling of a constant temperature cube that represents electronic components inserted inside a channel are investigated. For this purpose, primary air with constant velocity is transferred from channel input, ... -
Experimental stress analysis of an arbitrary geometry containing irregularly shaped hole
(Wiley, 2019)Stresses can significantly influence the mechanical integrity of engineering structures. Motivated by prevalence of members containing cutouts, the objective of this paper is to demonstrate ability to stress analyse a ... -
Numerical Analysis of Cooling Down a Micro ATX Computer Chassis
(Kaunas Univ Technol, 2018)The technological development in the current environment is in line with the development of computer technologies. Therefore, operation loads of computer processors and capacities and processors and other electronic circuit ... -
Energy And Exergy Analysis Of Piston Type Cng Compressors With Different Number Of Stages
(Parlar Scientific Publications (P S P), 2018)Nowadays, piston type compressors, having many advantages in compressing gases to high pressures, are preferred. In this study, energy and exergy analysis were performed by using the data obtained from the performance tests ... -
Investigation of Thermal Conductivity of Ceramic Cuttin Edge Based Sialon- Si3N4
(Gazi Univ, 2018)High speed processing of ferrous or non-ferrous metal products used cutting edge can be produced from high-tech ceramics. Used as a cutting tool in the study Sialon(KY 2000) and silicon nitride(KY3500) (Si3N4) based thermal ... -
Initial Results of Testing a Multilayer Laser Scanner in a Collision Avoidance System for Light Rail Vehicles
(Mdpi, 2018)This paper presents an application to detect and track obstacles using a multilayer laser scanner. The goal of the detection system is to develop collision avoidance for the Light Rail Vehicle (LRV). The laser scanner, ... -
Flow Resistance Coefficients of Porous Brush Seal as a Function of Pressure Load
(Asme, 2018)Developments in brush seal analyses tools have been covering advanced flow and structural analyses since brush seals are applied at elevated pressure loads, temperatures, surface speeds, and transients. Brush seals have ... -
Investigation of structural and tribological properties o layers formed in SAE 5140 steel coated with boride powders
(Amer Scientific Publishers, 2018)In this study, the surface of SAE 5140 steel was coated with ferroboron using new powder bonding agent (Baybora-1) for various bonding time at 950 degrees C. The chemical composition and morphology of the phases formed in ... -
Investigation of the effects of gasoline and CNG fuels on a dual sequential ignition engine at low and high load conditions
(Elsevier Sci Ltd, 2018)In this study, a dual sequential spark ignition engine is separately tested either with gasoline or CNG at low and high loads. In addition, numerical engine analyses are performed by constructing a 1-D engine model in ... -
Labyrinth Seal Leakage Degradation Due to Various Types of Wear
(Asme, 2017)This paper systematically presents a complete leakage comparison for various types of wear experienced by labyrinth seals. Labyrinth seals used in turbine engines are designed to work at a clearance during steady-state ... -
Experimental modal analysis of curved composite beam with transverse open crack
(Academic Press Ltd- Elsevier Science Ltd, 2018)Curved composite beams are the most widely preferred structures due to their high strength, low weight, corrosion and heat resistance. The aim of this study is to examine the modalities and natural frequencies of curved ... -
Investigatıon Of Mechanical Properties Of Carbon Fibre/Epoxy Composites Incorporating Nanoclay And Multi Walled Carbon Nanotube
(Serban Solacolu Foundation, 2017)This study was conducted for the purpose of examining the mechanical relations of the multi-walled carbon nanotube (MWCNT) and the nanoclay (NC) with each other on the carbon fiber composite materials. Samples were prepared ... -
Investigation of mechanical properties AISI 1040 steel welding with electric arc and MIG, applied various heat treatments
(Pamukkale Univ, 2017)In this study, AISI 1040 welding samples were produced by arc welding and MIG. The full annealing, normalizing, tempering and stress relief annealing treatment was applied for as-received and welded samples. Made process ... -
The effect of ethanol-gasoline blends on performance and exhaust emissions of a spark ignition engine through exergy analysis
(Pergamon-Elsevier Science Ltd, 2017)Ethanol which is considered as an environmentally cleaner alternative to fossil fuels is used on its own or blended with other fuels in different ratios. In this study, ethanol which has high octane rating, low exhaust ...