Search Results - "Tassou, Savvas A."

A Review of Airside Heat Transfer Augmentation with Vortex Generators on Heat Transfer Surface by Chai, Lei, Tassou, Savvas

“…Heat exchanger performance can be improved via the introduction of vortex generators to the airside surface, based on the mechanism that the generated…”
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Precooling and Cold Storage Methods for Fruits and Vegetables in Sub-Saharan Africa—A Review by Makule, Edna, Dimoso, Noel, Tassou, Savvas A.

“…Fruits and vegetables, known for their large nutrient potential, are more susceptible to high postharvest loss than other crops. Factors such as perishability,…”
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Waste Heat Recovery Technologies Revisited with Emphasis on New Solutions, Including Heat Pipes, and Case Studies by Christodoulides, Paul, Agathokleous, Rafaela, Aresti, Lazaros, Kalogirou, Soteris A., Tassou, Savvas A., Florides, Georgios A.

“…Industrial processes are characterized by energy losses, such as heat streams rejected to the environment in the form of exhaust gases or effluents occurring…”
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Estimating the waste heat recovery in the European Union Industry by Bianchi, Giuseppe, Panayiotou, Gregoris P., Aresti, Lazaros, Kalogirou, Soteris A., Florides, Georgios A., Tsamos, Kostantinos, Tassou, Savvas A., Christodoulides, Paul

“…Industrial processes are currently responsible for nearly 26% of European primary energy consumptions and are characterized by a multitude of energy losses…”
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A systematic review on the recent advances of the energy efficiency improvements in non-conventional food drying technologies by Menon, Abhay, Stojceska, Valentina, Tassou, Savvas A.

“…The conventional drying technologies presently used in the food industry are hot-air based systems that are normally considered as an energy intensive…”
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Potential for Energy Production from Farm Wastes Using Anaerobic Digestion in the UK: An Economic Comparison of Different Size Plants by Oreggioni, Gabriel, Gowreesunker, Baboo, Tassou, Savvas, Bianchi, Giuseppe, Reilly, Matthew, Kirby, Marie, Toop, Trisha, Theodorou, Mike

“…Anaerobic digestion (AD) plants enable renewable fuel, heat, and electricity production, with their efficiency and capital cost strongly dependent on their…”
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The Impact of Renewable Energy Policies on the Adoption of Anaerobic Digesters with Farm-Fed Wastes in Great Britain by Gowreesunker, Baboo, Tassou, Savvas

“…This paper explores the effects of the feed-in tariff (FiT) and renewable heat incentive (RHI) schemes on the adoption of anaerobic digesters (AD), and the…”
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Review of supercritical CO2 technologies and systems for power generation by White, Martin T., Bianchi, Giuseppe, Chai, Lei, Tassou, Savvas A., Sayma, Abdulnaser I.

“…Thermal-power cycles operating with supercritical carbon dioxide (sCO2) could have a significant role in future power generation systems with applications…”
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Numerical modelling and transient analysis of a printed circuit heat exchanger used as recuperator for supercritical CO2 heat to power conversion systems by Marchionni, Matteo, Chai, Lei, Bianchi, Giuseppe, Tassou, Savvas A.

“…[Display omitted] •A one-dimensional model for PCHEs is proposed and validated against 3-D CFD simulations.•The one-dimensional methodology is used to model a…”
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Review of supercritical carbon dioxide (sCO2) technologies for high-grade waste heat to power conversion by Marchionni, Matteo, Bianchi, Giuseppe, Tassou, Savvas A.

“…In the European Industry, 275 TWh of thermal energy is rejected into the environment at temperatures beyond 300 °C. To recover some of this wasted energy,…”
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Transient analysis and control of a heat to power conversion unit based on a simple regenerative supercritical CO2 Joule-Brayton cycle by Marchionni, Matteo, Bianchi, Giuseppe, Tassou, Savvas A.

“…[Display omitted] •Dynamic sCO2 model based on actual heat exchangers and turbomachines.•Flexibility of the 50kWe sCO2 power block assessed on a 2800s…”
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Environmental impacts of vapour compression and cryogenic transport refrigeration technologies for temperature controlled food distribution by Rai, Ashika, Tassou, Savvas A.

“…[Display omitted] •Feasibility of cryogenic transport refrigeration systems as new alternatives.•Fuel intensity of diesel TRUs is found to be lower than of…”
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Waste heat recovery technologies and applications by Jouhara, Hussam, Khordehgah, Navid, Almahmoud, Sulaiman, Delpech, Bertrand, Chauhan, Amisha, Tassou, Savvas A.

“…•Waste heat is the energy that is not put into use and is lost into the environment.•Recovering waste heat can be conducted through various heat recovery…”
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Recent Progress on High Temperature and High Pressure Heat Exchangers for Supercritical CO2 Power Generation and Conversion Systems by Chai, Lei, Tassou, Savvas A.

“…Heat exchangers for supercritical CO 2 power generation and waste heat to power conversion systems have a significant impact on the overall cycle efficiency…”
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Performance Analysis of Heat Exchangers and Integrated Supercritical CO2 Brayton Cycle for Varying Heat Carrier, Cooling and Working Fluid Flow Rates by Chai, Lei, Tassou, Savvas A.

“…Supercritical CO 2 power systems offer the potential of reduced system footprint and improved thermal efficiency, through the development and adoption of…”
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Modeling and Evaluation of the Thermohydraulic Performance of Compact Recuperative Heat Exchangers in Supercritical Carbon Dioxide Waste Heat to Power Conversion Systems by Chai, Lei, Tassou, Savvas A.

“…Compact recuperative heat exchangers are critical components in supercritical carbon dioxide (sCO 2 ) waste heat to power conversion systems. To investigate…”
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A review of simple to scientific models for anaerobic digestion by Kythreotou, Nicoletta, Florides, Georgios, Tassou, Savvas A.

“…To fully model the anaerobic digestion process, biological and physico-chemical background, the kinetics of bacterial growth, substrate degradation and product…”
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Numerical modeling of a two-phase twin-screw expander for Trilateral Flash Cycle applications by Bianchi, Giuseppe, Kennedy, Stuart, Zaher, Obadah, Tassou, Savvas A., Miller, Jeremy, Jouhara, Hussam

“…•Modeling methodology for twin-screw machines in GT-SUITE™ software is presented.•A two-phase twin-screw expander for Trilateral Flash Cycle applications is…”
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Frozen food retail: Measuring and modelling energy use and space environmental systems in an operational supermarket by Mylona, Zoi, Kolokotroni, Maria, Tassou, Savvas A.

“…•An EnergyPlus model is developed for frozen food supermarkets.•Energy use and environmental conditions measured data are analysed.•EnergyPlus model…”
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Modelling and off-design performance optimisation of a trilateral flash cycle system using two-phase twin-screw expanders with variable built-in volume ratio by Bianchi, Giuseppe, Marchionni, Matteo, Miller, Jeremy, Tassou, Savvas A.

“…[Display omitted] •Sliding valve in the expander casing used to vary the built-in volume ratio (BIVR)•Lower BIVRs improve volumetric efficiency but worsen…”
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