Yazar "Güler, Onur Vahip" için listeleme
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Advanced Exergoeconomic Assessment of CO2 Emissions, Geo-Fluid and Electricity in Dual Loop Geothermal Power Plant
Güler, Onur Vahip; Gürbüz, Emine Yağız; Georgiev, Aleksandar G.; Keçebaş, Ali (MDPI, 2023)Binary geothermal power plants (GPPs) are mostly encountered in geothermal fields with medium and low temperatures. The design and operation of dual binary GPPs can be difficult due to the geothermal fluid properties. This ... -
Bina Isıtılmasında Havalı Güneş Kolektörü Destekli Isı Pompası Kullanımı
Güler, Onur Vahip; Ural, Tolga; Keçebaş, Ali (2020)Bu çalışmada, son yıllarda nüfus artışı ve teknolojinin yaygınlaşması ile birlikte birincil enerji tüketiminin artması yenilenebilir enerji kaynaklarına olan ilgiyi arttırmıştır. Bunlar arasında güneş enerji kaynaklı ... -
Binary geothermal power plant
Başoğul, Yusuf; Güler, Onur Vahip; Keçebaş, Ali (Elsevier, 2022)In this chapter, information about the binary cycle in geothermal power plants (GPPs) is given. Binary GPPs are thermodynamically closest to a fossil-sourced thermal power plant or nuclear power plant. In the binary GPP, ... -
COMPARATIVE THERMAL AND FLOW ANALYSES OF TWO DIFFERENT PLATE PATTERNS FOR A COMPACT PLATE HEAT EXCHANGER
Gürel, Barış; Keçebaş, Ali; Akkaya, Volkan Ramazan; Göltaş, Merve; Kurtuluş, Karani; Güler, Onur Vahip (Knowledge Center on Organic Rankine Cycle Technology (KCORC), 2022)It is known that the most significant difference of plate heat exchangers (PHEs) from other heat exchangers (HEs) is their heat transfer efficiency. The thinness of the plates separating the two fluids compared to the other ... -
Environmental impact assessment of a real geothermal driven power plant with two-stage ORC using enhanced exergo-environmental analysis
Gürbüz Yağız, Emine; Güler, Onur Vahip; Keçebaş, Ali (PERGAMON-ELSEVIER SCIENCE LTD, 2022)Geothermal driven power plants (GPPs) with two-stage ORC are mostly used in low-temperature geothermal fields around the World. The environmental impacts of these GPPs create a gap in the literature. In this study, enhanced ... -
Experimental Investigation of a Concentrating Bifacial Photovoltaic/Thermal Heat Pump System with a Triangular Trough
Karaca Dolgun, Gülşah; Güler, Onur Vahip; Georgiev, Aleksandar G.; Keçebaş, Ali (MDPI, 2023)The heat absorbed by the heat transfer fluid for cooling a concentrated photovoltaic thermal (CPVT) solar collector can be used for purposes such as residential heating and cooking. Because of the combined production of ... -
Improvement of thermo-hydraulic performance with plate surface geometry for a compact plate heat exchanger manufactured by additive manufacturing
Göltaş, Merve; Gürel, Barış; Keçebaş, Ali; Akkaya, Volkan Ramazan; Güler, Onur Vahip (PERGAMON-ELSEVIER SCIENCE LTD, 2022)Today, compact PHEs produced by additive manufacturing method have emerged when high heat transfer and low-pressure drop are required from PHEs under high temperature and pressure operating conditions. This has resulted ... -
Investigation on flow and heat transfer of compact brazed plate heat exchanger with lung pattern
Gurel, Baris; Akkaya, Volkan Ramazan; Goltas, Merve; Şen, Çağla Nur; Güler, Onur Vahip; Koşar, Mehmet İlkay; Keçebaş, Ali (Pergamon-Elsevier Science Ltd, 2020)This study relates to an evaluation of the thermo-hydraulic performance for a state-of-the-art compact brazer plate heat exchanger (PHE) in 3 kW for 3-plates. To improve heat transfer and pressure drop of the PHE, a lung ... -
Modeling and Assessment of the Thermo-Hydraulic Performance for a Fish Gill Patterned Plate Heat Exchanger in Biomimetic Approach
Gürel, Barış; Keçebaş, Ali; Akkaya, Volkan Ramazan; Göltaş, Merve; Güler, Onur Vahip; Kurtuluş, Karani (Taylor and Francis Ltd., 2022)Increasing the surface area of the plate heat exchangers (PHEs) has recently been one of the focuses of the industry. Improved surface shapes provide greater heat transfer and also become an important key point in energy ... -
Performance analysis of a textile based solar assisted air source heat pump with the energy and exergy methodology
Ural, Tolga; Karaca Dolgun, Gülşah; Güler, Onur Vahip; Keçebaş, Ali (Elsevier Ltd, 2021)Solar air collectors are integrated into the air source heat pump in order to increase the performance of the heat pump in cold climate regions. The evaporator air is heated by solar air collectors. In this study, two ... -
Thermo-hydraulic efficiency of lung-inspired compact plate heat exchangers made using additive manufacturing techniques with steel, aluminum and titanium powders
Güler, Onur Vahip; Gürel, Barış; Aryanfar, Yashar; Castellanos, Humberto Garcia; Göltaş, Merve; Keçebaş, Ali; Akkaya, Volkan Ramazan (Elsevier Ltd, 2024)The selection of material for compact plate heat exchangers (CPHEs) is of increasing importance due to global economic and supply constraints. Additionally, the influence of material selection on the thermo-hydraulic ... -
Thermo-hydraulic performance improvement with nanofluids of a fish-gill-inspired plate heat exchanger
Göltaş, merve; Gürel, Barış; Keçebaş, Ali; Akkaya, Volkan Ramazan; Güler, Onur Vahip; Kurtuluş, Karani; Yağız Gürbüz, Emine (PERGAMON, 2022)The plate heat exchanger (PHE) is an important component for parameters such as size, weight, high temperature and high pressure in many nanotechnological applications. Improving the thermo-hydraulic performance of PHEs ... -
Thermodynamic performance evaluation of a heat pump system with textile based solar air heater for heating process
Ural, Tolga; Keçebaş, Ali; Güler, Onur Vahip (Elsevier Ltd, 2021)In this study, a newly system is designed and tested which integrates air-to-water heat pump and solar air collector having fabric absorber for the shortcoming of frost depositing on the evaporator in heating condition. ...
