Güncel Gönderiler: Makine Mühendisliği-Makale Koleksiyonu
Toplam kayıt 149, listelenen: 21-40
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Response surface methodology based optimization of diesel-n-butanol -cotton oil ternary blend ratios to improve engine performance and exhaust emission characteristics
(Pergamon-Elsevier Science Ltd, 2015)Many studies declare that 20% biodiesel is the optimum concentration for biodiesel-diesel fuel blends to improve performance. The present work focuses on finding diesel fuel, n-butanol, and cotton oil optimum blend ratios ... -
Exergoeconomic analysis of the Gonen geothermal district heating system for buildings
(Elsevier Science Sa, 2009)This paper presents an application of an exergoeconomic model, through exergy and cost accounting analyses, to the Gonen geothermal district heating system (GDHS) in Balikesir, Turkey for the entire system and its components. ... -
Investigation of coal-fired power plants in Turkey and a case study: Can plant
(Pergamon-Elsevier Science Ltd, 2009)About 61% of the total installed capacity for electrical power generation in Turkey is provided by thermal resources, while 80% of the total electricity is generated from thermal power plants. Of the total thermal generation, ... -
Investigation of the mechanical properties and microstructure of friction welded joints between AISI 4140 and AISI 1050 steels
(Elsevier Sci Ltd, 2009)joining of dissimilar metals is one of the most essential needs of industries. Manufacturing with joint of alloy steel and normal carbon steel is used in production, because it decreases raw material cost. In this study,joining ... -
Failure analysis of laminated composite plates with two parallel pin-loaded holes
(Sage Publications Ltd, 2009)The aim of this study is to research the failure loads and failure modes of laminated woven-glass-polyester composite plates with two parallel circular holes, which are subjected to traction forces by two rigid pins. The ... -
Marble mosaic tiling automation with a four degrees of freedom Cartesian robot
(Pergamon-Elsevier Science Ltd, 2009)The art of mosaic has arisen thousands of years ago. Despite all those years and all the attention it has received till today, mosaic tiling is still being carried out manually and mosaic tiling processes have never been ... -
An effective approach based on response surface methodology for predicting friction welding parameters
(Walter de Gruyter GMBH, 2016)The joining of dissimilar metals is one of the most essential necessities of industries. Manufacturing by the joint of alloy steel and normal carbon steel is used in production, because it decreases raw material cost. The ... -
A case study of hybrid wind-solar power system for reduction of CO2 emissions
(Inderscience Enterprises Ltd, 2012)In this study, the solar radiation and wind data pertaining to Bigadic region are analyzed to assess the performance of a hybrid Photovoltaic-Wind-Diesel-Battery energy system. The average energy consumption of the system ... -
The effect of elevated temperature curing treatment on the compression strength of composites with polyester resin matrix and quartz filler
(Elsevier Sci Ltd, 2012)In this study, polyester resin and quartz are used as binding and filling materials. In accordance with different aggregate diagrams and binding rates designed on standard cement concrete grain-size curves, polymer concrete ... -
Designing of a diffusion bonding device by using solidworks 3-d design software
(Drunpp-Sarajevo, 2012)This article describes the designing of a solid-state diffusion. bonding device using 3-D design software named Solidworks. Designing of the geometry parametrically by the mentioned design software gives some flexibility ... -
Investigation of seasonal variations in the energy and exergy performance of the Gonen geothermal district heating system
(Pergamon-Elsevier Science Ltd, 2012)In this paper, time-dependent changes in the energy and exergy performance of the Gonen geothermal district heating system (GDHS) due to seasonal differences in the energy requirement of the system are investigated. In ... -
Thermodynamic analyses and case studies of geothermal based multi-generation systems
(Elsevier Sci Ltd, 2012)In this study, energy and exergy analyses of new geothermal energy based multi-generation systems with seven different combinations for practical applications are performed. The systems considered are mainly examined under ... -
Effect of welding parameters and aging process on the mechanical properties of friction stir-welded 6063-T4 Al alloy
(Springer, 2012)6063-T4 Al alloy was friction stir welded at various tool rotations (800, 1120, and 1600 rpm) and welding speeds (200 and 315 mm/min) using a specially manufactured tool with a height-adjustable and right-hand-threaded ... -
Progressive failure analysis of bolted joints in composite laminates
(Taylor & Francis Ltd, 2012)A three-dimensional progressive failure analysis methodology was developed to predict the strength of double lap bolted joints in [0 degrees/90 degrees/+/- 45 degrees](2s) carbon fibre reinforced plastic laminates. An ... -
Modelling delamination onset and growth in pin loaded composite laminates
(Elsevier Sci Ltd, 2012)A three-dimensional (3D) finite element (FE) model is created with cohesive zone elements (CZE) to simulate a mechanically fastened [0 degrees/90 degrees](s) pin-loaded joint in a composite laminate. The model incorporates ... -
Effect of clamping force on the delamination onset and growth in bolted composite laminates
(Elsevier Sci Ltd, 2012)Clamping force is a key element that alters the mechanism and sequence of failure in bolted joints of composite laminates. The mode of failure in bolted joints can be controlled by geometrical parameters and the preferred ... -
Examination of performance indicators' effects based on propulsion parameters in a turboprop engine
(Inderscience Enterprises Ltd, 2016)In this study, propulsion indicators and their effects have been described by reference to the actual data of a turboprop engine. Then, the effects of these indicators on exergetic and environmental performance efficiencies ... -
Experimental analysis of a cold store integrated with phase change material: a case study
(Bulgarian Acad, 2016)Thermal energy storage systems provide the potential to attain energy savings and reduce the environmental impact related to energy use. In this respect, phase change materials (PCMs) work as `` latent heat storage units'' ... -
Continuous drive friction welding of aı/sic composite and aısı 1030 after examining the joining of a sıc particulate-reinforced a356 aluminum alloy and aısı 1030 steel, the outcome shows an aluminum matrix composite and aısı 1030 steel can be joined by friction welding
(Amer Welding Soc, 2012)In conventional welding methods, such as those used in joining ceramic-reinforced aluminum matrix composites, a variety of problems occur. For instance, the element used for reinforcement, which increases the viscosity in ... -
Refrigeration inventory based on CO2 emissions and exergetic performance for supermarket applications
(Elsevier Science, 2012)In this study, first energy and exergy analysis for supermarket cooling applications having high refrigerant capacity are examined and next, based on these analyses and different gases used. CO2 emission effect caused by ...
