Güncel Gönderiler: Makine Mühendisliği-Makale Koleksiyonu
Toplam kayıt 108, listelenen: 61-80
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A pilot study for the pyrolysis of the urea formaldehyde-melamine formaldehyde resin paper waste
(Vinca Inst Nuclear Sci, 2019)Producing pyrolytic oil via pyrolysis reaction from waste papers containing melamine formaldehyde and urea formaldehyde, which have an economic and environmental value, is the base of this study. In this study gas, liquid ... -
Artificial Neural Network application to the friction welding of AISI 316 and Ck 45 steels
(Redakcia Kovove Materialy, 2019)The optimization of the friction welding parameters through experimental studies does not only cause loss of time and materials but also increases the cost. In this study, an Artificial Neural Network (ANN) model is developed ... -
Determination of vickers indentation fracture toughness of boronised alloyed ductile iron
(Taylor & Francis LTD, 2019)In the present study, copper (Cu), nickel (Ni), and molybdenum (Mo)-alloyed ductile iron was pack boronised at 800-850 degrees C for 3-6 h and subsequently the microhardness and the microstructures of boride layers under ... -
Energy consumption based on insulation thickness of exterior walls in public buildings
(Ice Publishing, 2019)The rectorate building of Balikesir University located in the north-western part of Turkey is evaluated. The energy consumption of the building with an outer wall of optimum insulation thickness has been determined ... -
The life cycle assessment related to insulation thickness of external walls of the airport
(Inderscience Enterprises LTD, 2019)In this study, energy savings to be gained by the insulation of the external walls of airport buildings are examined according to Turkish Building Insulation Standard (TS 825) which is renewed in December 2013. In addition, ... -
Comparative analysis of various refrigerants used in transport refrigeration based on thermodynamics and environmental performances and cold chain management
(Inderscience Enterprises, 2019)In cooling systems, besides the refrigerant preferences, the probability of leakage due to dynamic conditions increases energy consumption and emissions directly or indirectly. In this study, thermodynamics and environmental ... -
Microwave-assisted pilot-scale biodiesel production and engine tests
(Ice Publishing, 2019)A pilot-scale microwave-assisted biodiesel reactor (60 I) was designed, manufactured and utilised to produce biodiesel from sunflower, canola and soybean oils. In addition, the engine performance and exhaust emissions of ... -
Diffusion welding under protective gas atmosphere and its application
(Scientific and Technical Research Council of Turkey,Ankara, Turkey, 1999)In this study, diffusion welding technique was applied to pure copper and aluminium in argon gas. An experiment set has been designed and series of experiment have been performed. In order to investigate their bonding ... -
Energy and exergy analyses of an industrial wood chips drying process
(2009)In this study, a comprehensive thermodynamic investigation through energy and exergy analyses is conducted to assess the performance of an industrial chips drying process and study how its operating conditions and efficiency ... -
An elastic-plastic stress analysis of a woven reinforced steel fiber thermoplastic composite cantilever beam subjected to transverse uniform loads on the upper surface
(Sage Publications Ltd, 2005)In this study, an elastic-plastic stress analysis is carried out for a thermoplastic cantilever beam. This composite beam consists of woven Cr-Ni steel fibers and a low-density homogeneous polyethylene matrix, and is loaded ... -
Effect of friction stir welding parameters on the mechanical and microstructure properties of the Al-Cu butt joint
(MDPI AG, 2016)Friction Stir Welding (FSW) is a solid-state welding process used for welding similar and dissimilar materials. FSW is especially suitable to join sheet Al alloys, and this technique allows different material couples to ... -
Density and compression strength properties of particulated and fiber reinforced polymer composites
(Gazi Üniv., 2011)The companies give advice values for the resin, accelerator and hardener ratio used in the production of composite materials. Different practices and environmental conditions during the manufacturing stages are effective ... -
New energy and exergy parameters for geothermal district heating systems
(Pergamon-Elsevier Science Ltd, 2009)This paper introduces four new parameters, namely energetic renewability ratio, exergetic renewability ratio, energetic reinjection ratio, and exergetic reinjection ratio for geothermal district energy systems. These ... -
Analyzing the diffusion weldability of copper and porcelain
(Carl Hanser Verlag, 2016)Diffusion welding is one of the exclusive welding methods that provides a perfect material interface after joining of different materials and results in high mechanical properties at high temperatures. In particular, this ... -
Computer-aided ergonomic analysis for assembly unit of an agricultural device
(Wiley-Blackwell, 2016)In many applications, those who work on assembly processes are required to work in nonergonomic stances. Incorrect positions may cause strain and persistent problems. In addition, strain in workers' bodies also has a ... -
Experimental investigation of a novel machining strategy for rough turning using variable feed rate
(Springer London Ltd, 2016)The life of a tool is affected by many factors such as cutting speed, depth of cut, chip thickness, tool geometry, workpiece material, cutting fluid and the rigidity of the machine tool. This paper introduces the innovative ... -
Effect of matrix structure and boriding time on the wear behaviour of Cu-Ni-Mo alloyed ductile iron
(Gazi Univ, 2017)In this study, effects of matrix structure (pearlitic, tempered martensitic and ausferritic) and boriding time (3, 4,5 and 6 hours) at 800 degrees C on the wear behaviour of Cu-Ni-Mo alloyed ductile iron were investigated. ... -
Assessment of thermodynamic and environmental performances in subcooling process for different refrigerants
(Inderscience Enterprises Ltd, 2017)Subcooling application in cooling processes leads to increasing of cooling performance and energy efficiency within defined limits. This study examines subcooling effects of refrigerants on the coefficient of performance ... -
Effect of heat treatment on the impact toughness of 'high-chromium cast iron - low alloy steel' bimetal components
(Springer, 2017)A bimetallic 'low-alloy steel - high-chromium cast iron' composite obtained by successive sand casting is studied and shown to have good cohesion on the interface and no casting defects. The hardness and the impact toughness ... -
Bolted joints in three axially braided carbon fibre/epoxy textile composites with moulded-in and drilled fastener holes
(Springer, 2017)Experimental behaviour of bolted joints in triaxial braided (0 degrees/+/- 45 degrees) carbon fibre/ epoxy composite laminates with drilled and moulded-in fastener holes has been investigated in this paper. Braided laminates ...
