Browsing Bildiri Koleksiyonu by Issue Date
Now showing items 1-20 of 26
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Determination of noise level of a gas-fired pulse combustor
(2007)Experimental determination of noise level of a Helmholtz type gas-fired pulse combustor is presented. During the tests, the tail pipe length was varied from 1.9 m to 1.3 m by 10 cm intervals. Noise level measurements were ... -
Investigation of irreversibilities in the compression process for alternative refrigerants in a vapor compression refrigeration cycle
(2008)Irreversibility analyses during compression process are presented for some refrigerants namely, R290, R134a, R12, R22, and R152a in a vapor compression refrigeration cycle. The effects of evaporator temperature, condenser ... -
Irreversibility analysis of a vapor compression cascade refrigeration cycle
(2009)Hydrocarbon based energy sources such as coal, oil and natural gas have been diminishing in an increasing speed. Instead of finding alternative energy sources, we have to use the available sources more effectively. By means ... -
Stress analysis of functionally graded disc under thermal and mechanical loads
(Elsevier Ltd, 2011)In this study, the elastic stress analysis of annular discs made of functionally graded materials (FGMs) subjected to both uniform pressures on the inner surface and a linearly decreasing temperature distribution has been ... -
Energy and exergy analysis of an air conditioning system using the mixture of outdoor and return air
(2012)Energy and exergy analysis of the air conditioning systems employing the mixture of outdoor and return air (ACOR) are presented. The equations of heat transfer rate and exergy destruction are developed for ACOR according ... -
Stress analysis of a rotating FGM circular disc with exponentially-varying properties
(2012)In this study, elastic stress analysis of a thin circular disc made of functionally graded materials (FGMs) subjected to a temperature load and an inertia force due to rotation of the disc is investigated. Based on the two ... -
Low velocity impact response of glass fiber reinforced aluminium foam sandwich
(European Conference on Composite Materials, ECCM, 2012)The aim of this study was the analysis of the bending and the low - velocity impact response of aluminium foam sandwich reinforced by the outer skins made of glass fiber reinforced epoxy matrix and the results were compared ... -
Investigation of experimental research on the low velocity impact damage behavior of NCF composite plates - Complas XII
(2013)In this study an experimental investigation is performed on the impact response of non-crimp fabric composite plates at room temperature. Chopped strand mat combi is used as reinforcing material and two kinds of matrix; ... -
Elastoplastic stress analysis of functionally graded disc under internal pressure-complas XII
(2013)The study deals with elastoplastic stress analysis of a hollow disk made of functionally graded materials (FGMs) subjected to an internal pressure. The material properties of disc are assumed to vary radially according to ... -
Design of sma based actuators used in robotics
(2013)This work introduces to Shape Memory Alloy (SMA) using in Robotics as actuators. We investigated a quadruped platform actuated by SMAs which act with variable elasticity. SMAs ought to prove necessary forces for all gaits. ... -
Numerical investigation of amounts of heat, power and temperature distribution in IT-SOFC
(Electrochemical Society Inc., 2013)In this study, thermodynamic and heat transfer concepts were combined to understanding correlation of heat, power and temperature gradient on the cell. All of heat sources and amounts has been determined for electrolyte ... -
Investigation of the effect of temperature on the mechanical properties of E-Glass fiber reinforced composites
(The Composites and Advanced Materials Expo (CAMX), 2014)In this study, mechanical characterization of E-Glass fiber reinforced composite materials that are manufactured via Vacuum Infusion (VI) (a.k.a Vacuum Assisted Resin Transfer Molding (VARTM)) is investigated. The mechanical ... -
Performance investigation of an eight cylinder gasoline engine
(American Society of Mechanical Engineers (ASME), 2014)Performance investigation of a Chevrolet 5.7, eight cylinder gasoline engine is experimentally carried out at laboratuary conditions by means of the special softwares called "NetDyn" and "WinDyn". This experimental work ... -
Monitoring and control of PLC based motion control systems via device-net
(Institute of Electrical and Electronics Engineers Inc., 2014)The control of mechanical systems are generally applied by using electric motors which are useful for the control of velocity, position and torque. On the other hand, servo motors are preferred due to their characteristic ... -
Effects of flexural stiffness, axial velocity and internal support locations on translating beam's natural frequencies
(Trans Tech Publications, 2014)The aim of this paper is to examine the natural frequencies of beams for different flexural stiffness, internal simple support locations and axial moving speed. In the present investigation, the linear transverse vibrations ... -
Physical properties of LLDPE and PP filled with wood flours
(American Society of Mechanical Engineers (ASME), 2015)In this study, composites of polypropylene (PP), as well as linear low density polyethylene (LLDPE) thermoplastics filled with wood flour have been investigated to study the effect of size and amount of wood flour on their ... -
The linear stability of the responses of axially moving beams supported by an intermediate spring
(EDP Sciences, 2016)In the present paper, the stability investigation of the linear responses of axially travelling beams supported by an intermediate linear spring is performed numerically by means of searching linear complex eigenvalues. ... -
Heat transfer enhancement methods: Concave and convex shape fins
(Avestia Publishing, 2016)The heat transfer coefficient is a common engineering concept and a significant number of researchers are focusing on improving the heat transfer performance of the system by increasing the heat transfer coefficient. Heat ... -
Quasi-static axial crushing behavior of thin-walled circular aluminum tubes with functionally graded thickness
(Elsevier Ltd, 2016)In this paper, the crushing behavior of circular aluminum thin-walled tubes with functionally graded thickness (FGT) are investigated experimentally. To this aim, three different thickness grading patterns are introduced ... -
Effects of holding force on the springback behavior of annealed aluminum plates
(Elsevier Ltd, 2016)Typical V-bending process was performed to investigate the effects of holding force on springback behavior of 1050-H14 aluminum alloy plates annealed at 120 °C for 20 minutes. Tests were conducted on a universal testing ...
