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作者:Tayfun Gündoğdu , Güven Kömürgöz
来源:[J].Journal of Magnetism and Magnetic Materials(IF 1.826), 2012, Vol.324 (17), pp.2679-2686
摘要:Abstract(#br)Chinese export restrictions already reduced the planning reliability for investments in permanent magnet wind turbines. Today the production of permanent magnets consumes the largest proportion of rare earth elements, with 40% of the rare earth-based magnets used for...
作者:Cenk Ulu , Oğuz Korman , Güven Kömürgöz
来源:[J].International Journal of Mechanical Engineering and Robotics Research, 2018, Vol.7 (6)
摘要:Induction machines are the most commonly used electrical machines in applications, since they are durable, easy to manufacture and control. Additionally, they require less maintenance and response different loads. In this study, the design of 115kW (continuous 85kW) squirrel...
作者:Cenk Ulu , Oğuz Korman , Güven Kömürgöz
来源:[J].International Journal of Mechanical Engineering and Robotics Research, 2019, Vol.8 (2)
摘要:The most commonly used electrical machine is the induction machine since it is durable, easy to manufacture and control. Additionally, it requires less maintenance, and responses different loads. In this study, the design of 115kW (continuous 85kW) squirrel cage induction mo...
作者:... Melih Fidanoğlu , Güven Kömürgöz , İbrahim Özkol
来源:[J].International Journal of Mechanical Engineering and Robotics Research, 2017, Vol.6 (1)
摘要:In this study, a classical problem stagnation point flow was revisited by using powerfull enough semi numerical analytical technique DQM. A general expression of stagnation point flow is obtained. This equation solved with differential quadrature method (DQM) and Galerkin method....
作者:Elgiz Başkaya , Güven Kömürgöz , Ibrahim Özkol
来源:[J].Advanced Materials Research, 2014, Vol.3413, pp.564-568
摘要:In this work, the application of Generalized Differential Quadrature Method (GDQM) to solve a variable viscosity channel flow under constant magnetic field is investigated. The governing equations for channel flow in between two infinite horizontal parallel porous plates subject ...
作者:Mehmet Karaman , Ibrahim Özkol , Güven Kömürgöz
来源:[J].Advanced Materials Research, 2014, Vol.3413, pp.743-747
摘要:Gas turbine is a type of rotary engine that consists of compressor, combustion chamber, and turbine sections. This type of engine works in the Brayton Cycle principle that is compression of atmospheric flow, combustion of air-fuel mixture and expanding high temperature combu...
作者:Melih Fidanoglu , Güven Kömürgöz , Ibrahim Özkol
来源:[J].Advanced Materials Research, 2014, Vol.3413, pp.769-773
摘要:In this study, the entropy generation due to the flow of a gravity-driven laminar viscous incompressible fluid through an incline channel is investigated. Fully developed flow field is solved for a Newtonian fluid. Then, the temperature field is numerically resolved using Differe...
作者:... S. Kenç , İ. Özkol , Güven Kömürgöz
来源:[J].Applied Mechanics and Materials, 2013, Vol.2644, pp.596-600
摘要:This paper presents a performance analysis and optimization based on the ecological criterion performed for irreversible Rankine cycle. The ECOP objective function is defined as the ratio of power output to the loss rate of availability. The effects of major parameters on the gen...
作者:... S. Kenç , İ. Özkol , Güven Kömürgöz
来源:[J].Applied Mechanics and Materials, 2013, Vol.2644, pp.655-659
摘要:This study extends the application of thermo-ecological optimization technique for different thermodynamic cycles such as Brayton, Rankine, Otto. The ECOP function for these cycles will be developed and tested for efficiencies and entropy generations. And graphical representation...

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