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Analysis of thermal performance of an improved shell and helically coiled heat exchanger
Tuncer, Azim Doğuş; Sözen, Adnan; Khanlari, Ataollah; Yağız Gürbüz, Emine; Variyenli, Halil İbrahim (Elsevier Ltd, 2020)Shell and helically coiled tube heat exchangers composed from curved tubes inside a shell which are often preferred devices particularly in several applications like refrigeration, heat recovery systems, chemical processing, ... -
A comprehensive survey on utilization of hybrid nanofluid in plate heat exchanger with various number of plates
Afshari, Faraz; Tuncer, Azim Doğuş; Sözen, Adnan; Variyenli, Halil Ibrahim; Khanlari, Ataollah; Gürbüz, Emine Yağız (EMERALD GROUP PUBLISHING LTD, 2021)Purpose Using suspended nanoparticles in the base fluid is known as one of the most efficient ways for heat transfer augmentation and improving the thermal efficiency of various heat exchangers. Different types of ... -
Enhancing the thermal performance of diffusion absorption refrigeration system by using magnesium aluminate spinel oxide compound nanoparticles: an experimental investigation
Sözen, Adnan; Keçebaş, Ali; Yağız Gürbüz, Emine (Springer Science and Business Media Deutschland GmbH, 2021)This article aims to enhance the efficiency of Diffusion Absorption Refrigeration (DAR) systems which operate at low efficiency. This study experimentally investigates the effect of passive heat transfer enhancement by ... -
Exergy and thermoeconomic analyses of the diffusion absorption refrigeration system with various nanoparticles and their different ratios as work fluid
Yağız Gürbüz, Emine; Keçebaş, Ali; Sözen, Adnan (PERGAMON-ELSEVIER SCIENCE LTD, 2022)The fact that diffusion absorption refrigeration (DAR) systems can also work with low power plants has increased the interest in these cooling systems again. The DAR systems are mostly analyzed using energy analysis. ... -
Numerical and experimental analysis of longitudinal tubular solar air heaters made from plastic and metal waste materials
Khanlari, Ataollah; Sözen, Adnan; Tuncer, Azim Doğuş; Afshari, Faraz; Gürbüz, Emine Yağız; Bilge, Yaşar Can (Begell House Inc., 2021)Recycling and reusing waste materials not only reduces environmental pollution but also contributes to the reduction of health problems and economic gain. In this study, plastic and metal materials reused in fabricating ... -
Numerical and experimental investigation of a solar absorber extension tube with turbulators for upgrading the performance of a solar dryer
Khanlari, Ataollah; Afshari, Faraz; Sözen, Adnan; Tuncer, Azim Doğuş; Kusun, Barış (EMERALD GROUP PUBLISHING LTD, 2022)Purpose During the past several years, research and studies in the field of solar energy have been continuously increased. One of the substantial applications of solar energy is related to industrial utilization for the ... -
Upgrading the performance of a new shell and helically coiled heat exchanger by using longitudinal fins
Tuncer, Azim Doğuş; Sözen, Adnan; Khanları, Ataollah; Gürbüz, Emine Yağız; Variyenli, Halil İbrahim (Elsevier Ltd, 2021)Shell and helically coiled tube heat exchangers are comprised of curved tubes inside a shell and they are usually utilized in different sectors such as refrigeration systems, chemical processes, food industry, heat recovery ... -
Upgrading the performance of shell and helically coiled heat exchangers with new flow path by using TiO2/water and CuO–TiO2/water nanofluids
Tuncer, Azim Doğuş; Khanlari, Ataollah; Sözen, Adnan; Yağız Gürbüz, Emine (Elsevier Masson s.r.l., 2022)Along with the developing technologies, the need for energy has increased day by day and negative environmental effects of fossil energy based systems increased the importance of efficient energy systems. In the recent ...
