Browsing by Author "Koç, İbrahim"
Now showing items 1-11 of 11
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5-function stop lamp thermal analysis
Daşdemir, Can (Altınbaş Üniversitesi / Lisansüstü Eğitim Enstitüsü, 2022)Otomotiv aydınlatma sistemlerinde ve birçok alanda kullanılan ışık yayan diyotlar yüksek ısı kaynaklarıdır. Işık yayan diyotlarda oluşan ısı, ışık yayan diyotlara ve sisteme zarar vermeden ortamdan uzaklaştırılmalıdır. Tez ... -
Effect on photovoltaic performance of solar panels
Ali, Mena Muaad Ali (Altınbaş Üniversitesi / Lisansüstü Eğitim Enstitüsü, 2020)Photovoltaic (PV) cells energy production limitation leads to make it important to operate those panels in the best operating conditions. In addition, less sunlight and higher cell temperatures are variables that adversely ... -
Enhancement of air cooling in tube fitted with multi-spring wire and study friction factor and exergy efficiency numerically
Mahmood, Mahmood Ali (Altınbaş Üniversitesi / Lisansüstü Eğitim Enstitüsü, 2020)Increasing turbulence and mixing between boundaries in tubes leads to heat transfer enhancement. That can be useful for air cooling in air systems for developing energy efficiency, reduce size and costs. In this thesis, ... -
Experimental and numerical study of heat transfer in double-pipe helical heat exchanger using nano-liquid
Aldahlah, Ali Zaeem Fezea (Altınbaş Üniversitesi / Lisansüstü Eğitim Enstitüsü, 2021)In this study, convection heat transfer coefficient and friction factor in double-pipe helical heat exchanger are investigated using nano-liquid of silicon dioxide and water as a base liquid experimentally and numerically. ... -
Experimental study the influence of surface shape and roughness of different materials on thermal contact conductance in single and multilayers wall
Awad, Laith Yahya; Koç, İbrahim; Jawad, Salah Kareem (Altınbaş Üniversitesi, 2020)This paper presents an experimental study, the purpose of which is to know the effect of surface shape on the thermal contact conductance of two solid specimens bonded to each other. The experiment was carried out by placing ... -
Investigation of heat transfer enhancement in a tube with twisted tape by using concentrating solar power
Abbas, Mohammed Faris Abbas (Altınbaş Üniversitesi / Lisansüstü Eğitim Enstitüsü, 2021)Concentrated solar power is one of the renewable energy sources in the world that can be utilized from solar energy by combining and concentrating it. In this numerical study, computer software was used to investigate ... -
Modifying a generator and designing a solar collector
Al-Dayyeni, Marwah (Altınbaş Üniversitesi, 2021)This study provides an illustrative description of a method for optimizing a solar collector through a parabolic trough based on the elasticity of the material. And converting the work of a four-stroke electric generator ... -
Numerical analysis of the influence of material and geometric parameters on the thermal efficiency of heat sink
Muftah, Idris Abdulhadi Emhamed (Altınbaş Üniversitesi / Lisansüstü Eğitim Enstitüsü, 2021)The challenge for designers is to try to make electronic boards smaller. From this point of view, in this study, the size of a heat sink installed on a central processing unit for a computer that generates 100 W was ... -
Numerical investigation of heat transfer, pressure drop, and exergy for plate heat exchanger using nanofluids
Shinkada, Hatem Shaban Mesbah (Altınbaş Üniversitesi / Lisansüstü Eğitim Enstitüsü, 2021)In this thesis, a numerical investigation has been presented on the Plate Heat Exchanger (PHE) using Tin nanofluid with water. Reynolds numbers have been changed to study Nu, f, and exergy loss. Finite volume method has ... -
Numerical study of thermal performance and pressure drop of particle solar receiver enhancement with helical screw vortex generator
Qasım, Mustafa H. (Altınbaş Üniversitesi / Lisansüstü Eğitim Enstitüsü, 2020)Solar energy is one of the most vital resources of energy so the development of methods of solar energy heating and storing is critical to achieving higher temperatures in solid particle receivers. In this study, a ... -
Turbulent fluid flow and heat transfer enhancement using novel Vortex Generator
Shlash, Bassam Amer Abdulameer; Koç, İbrahim (Penerbit Akademia Baru, 2022)One of several effective methods for improving heat transfer in heat exchangers is the use of vortex generators in channels. The flow of fluid through a channel with a vortex generator is disrupted by the development ...