Yazar "Ural, Tolga" için listeleme
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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 ... -
Energy and exergy analyses of a coal-fired micro-CHP system coupled engine as a domestic solution
Keçebaş, Ali; İncili, Veysel; Karaca Dolgun, Gülşah; Ural, Tolga (Elsevier Ltd, 2023)In this study, a coal-fired stoker boiler and a beta-type rhombic-drive Stirling engine were manufactured and tested. The performance of the coal boiler with a Stirling engine has been investigated experimentally for the ... -
Experimental investigation of a double-flow photovoltaic/thermal air collector with natural dolomite powder-embedded thermal energy storage unit
Yağız Gürbüz, Emine; Kuşun, Barış; Tuncer, Azim Doğuş; Ural, Tolga (Springer, 2023)Photovoltaic/thermal (PV/T) systems have ability the produce both electrical and thermal energy in a same surface area. Additionally, utilizing PV/T systems help to reduce the solar panel temperature and therefore, improving ... -
Experimental performance assessment of a new flat-plate solar air collector having textile fabric as absorber using energy and exergy analyses
Ural, Tolga (Pergamon-Elsevier Science Ltd, 2019)This article is about experimental energy, exergy and economic analyses of a new solar air collector (SAC). It is then compared with the thermodynamic performance of the flat-plate solar air collector (FP-SAC). For this ... -
Experimental thermodynamic evaluation of a real cooling system with seawater-source and heat pump for a hotel in Turkey
Ural, Tolga; Keçebaş, Ali; Saçkan, Ömer (Wiley, 2020)It is noteworthy that energy consumption is very high in hotels in order to provide the comfort requirements of human beings. Especially in summer season, cooling is an important condition for comfort in a hotel. In hotel ... -
Investıgatıon of Performance of Solar-Assısted Heat Pump Systems: Muğla Example
Ural, Tolga; Karaca, Gülşah (2018)In this study, the combination of solar thermal systems with heat pump has been investigated numerically. The potential utility of the collectors is found by comparing heat pump systems with combined systems. All simulations ... -
Optimal economic thickness of pipe insulation considering different pipe materials for HVAC pipe applications
Daşdemir, Ali; Ural, Tolga; Ertürk, Mustafa; Keçebaş, Ali (Pergamon-Elsevier Science Ltd, 2017)This study aims to optimize the thickness of the insulation layer in the pipes made of different materials for HVAC pipe applications. The pipes used are made of steel, plastic and copper. In case of using some fuel types ... -
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 ... -
Sensitivity Analysis of Optimum Insulation Thickness for Pipe Diameters in Pipe Insulation with Air Gap for City Pipelines
Ural, Tolga; Daşdemir, Ali; Keçebaş, Ali (Wiley, 2019)The use of effective insulation methods to reduce heat loss and minimize its economic and environmental effects in city piping systems is an important topic globally. This study uses a new method for insulation of city ... -
Silindirik kompozit borularda çift eksenli yüklemenin burkulmaya etkisi
Ural, Tolga; Akbulut, Hamit (2014)Burkulma, plaklarda ve kabuklarda çoğu zaman karşılaşılabilecek problemlerden biridir. Özellikle uçak kanatları, tanklar, petrol boru hatları gibi elemanlar için burkulma önemli bir problem olarak karşımıza çıkabilir. Bu ... -
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. ...