New Energy Technologies Unit

IDMEC - FEUP, Porto, Portugal

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 Publications

List of papers in international journals with peer review, during recent years:

in 2011

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Varga S., Oliveira A.C., Ma X., Omer S., Riffat S., Experimental and Numerical Analysis of a Variable Area Ratio Steam Ejector, Int. J. Refrigeration 34 (in press), Elsevier Science, 2011

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Orosa J.A., Oliveira A.C., Software Tools for HVAC Research, Advances in Engineering Software 42 (in press), Elsevier Science, 2011

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Orosa J.A., Oliveira A.C., Reducing Energy Peak Consumption with Passive Climate Control Methods, Energy and Buildings 43 (in press), Elsevier Science, 2011

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Orosa J.A., Oliveira A.C., Improvement in Quality Control for Applications Used by Marine Engineers, Computer Applications in Engineering Education 19 (in press), Wiley Interscience, 2011

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António C.C., Afonso C.F, Air Temperature Fields Inside Refrigeration Cabins: a Comparison of Results from CFD and ANN Modelling, Applied Thermal Eng 31 (6-7), Elsevier Science, 2011

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Diaconu B., Varga S., Oliveira A.C., Numerical Simulation of a Solar-Assisted Ejector Air Conditioning System With Cold Storage, Energy 36 (2), Elsevier Science, 2011

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Varga S., Oliveira A.C., Ma X., Omer S., Riffat S., Comparison of CFD and Experimental Performance Results of a Variable Area Ratio Steam Ejector, Int. J. Low Carbon Technologies 6 (2), Oxford University Press, 2011

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Teixeira R., Simão R., Coelho B., Oliveira A.C., Temperature Influence on the Thermal and Structural Properties of Electrodeposited Nanostructured Black Nickel Cermet on High Conductive C81100 Copper, Int. J. Low Carbon Technologies 6 (1), Oxford University Press, 2011

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Teixeira R., Simão R., Coelho B., Oliveira A.C., Nanometric Leveling and Optical Selectivity Enhancement of Black Nickel Electrodeposited on C81100 High Conductive Copper, Int. J. Energy and Environment 5 (2), NAUN, 2011

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Orosa J.A., Oliveira A.C., A New Thermal Comfort Approach Comparing Adaptive and PMV Models, Renewable Energy 36 (3), Elsevier Science, 2011

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Facão J., Oliveira A.C., Numerical Simulation of a Trapezoidal Cavity Receiver for a Linear Fresnel Solar Collector Concentrator, Renewable Energy 36 (1), Elsevier Science, 2011

in 2010

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Coelho B., Oliveira A.C., Mendes A.M., Concentrated Solar Power for Renewable Electricity and Hydrogen Production - A Review, Energy & Environmental Science 3 (10), RSC Publishing, 2010

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Orosa J.A., Oliveira A.C., Ramos N., Experimental Quantification of the Operative Time of a Passive HVAC System with Porous Covering Materials, Journal of Porous Media 13 (7), Begell House Inc., 2010

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Marrero A.P., Oliveira A.C., Effect of Louver Shading Devices on Building Energy Requirements, Applied Energy 87 (6), Elsevier Science, 2010

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Diaconu B., Varga S., Oliveira A.C., Experimental Study of Natural Convection Heat Transfer in a Microencapsulated Phase Change Material Slurry, Energy 35 (6), Elsevier Science, 2010

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Orosa J.A., Oliveira A.C., Costa A.M., New Procedure for Wind Farm Maintenance, Industrial Management & Data Systems 110 (6), Emerald Group Publishing, 2010

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Orosa J.A., Oliveira A.C., Implementation of a Method in EN ISO 13790 for Calculating the Utilisation Factor Taking into Account Different Permeability Levels of Internal Coverings, Energy and Buildings 42 (5), Elsevier Science, 2010

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Afonso C., Castro M.D., Air Infiltration in Domestic Refrigerators: Influence of the Magnetic Seals Conservation, Int. J. Refrigeration 33 (4), Elsevier Science, 2010

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Orosa J.A., Oliveira A.C., Impact of Climate Change on Cooling Energy Consumption, Journal of the Energy Institute 83 (3), Maney Publishing, 2010

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Facão J., Oliveira A.C., Simulation of a Linear Fresnel Solar Collector Concentrator, Int. J. Low Carbon Technologies 5 (3), Oxford University Press, 2010

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Diaconu B., Varga S., Oliveira A.C., Experimental Assessment of Heat Storage Properties and Heat Transfer Characteristics of a Phase Change Material Slurry for Air Conditioning Applications, Applied Energy 87 (2), Elsevier Science, 2010

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Marrero A.P., Oliveira A.C., Research on Heating and Cooling Requirements of Buildings With Solar Louvre Devices, Advances in Building Energy Research 4 (1), Earthscan, 2010

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Orosa J.A., Iradi G., Oliveira A.C., Thermal Comfort Conditions in Ships, Journal of Ship Production 26 (1), Society of Naval Architects and Marine Engineers (SNAME), 2010

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Orosa J.A., Oliveira A.C., Assessment of Work-Related Risk Criteria Onboard a Ship as an Aid to Designing its Onboard Environment, Journal of Marine Science and Technology 15 (1), Springer Verlag, 2010

in 2009

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Varga S., Oliveira A.C., Diaconu B., Influence of Geometrical Factors on Steam Ejector Performance - a Numerical Assessment, Int. J. Refrigeration 32 (7), Elsevier Science, 2009

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Varga S., Oliveira A.C., Diaconu B., Numerical Assessment of Steam Ejector Efficiencies Using CFD, Int. J. Refrigeration 32 (6), Elsevier Science, 2009

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Mateus T., Oliveira A.C., Energy and Economic Analysis of An Integrated Solar Absorption Cooling and Heating System in Different Building Types and Climates, Applied Energy 86 (6), Elsevier Science, 2009

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Orosa J.A., Oliveira A.C., Hourly Indoor Thermal Comfort and Air Quality Acceptance with Passive Climate Control Methods, Renewable Energy 34 (12), Elsevier Science, 2009

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Orosa J.A., Oliveira A.C., Energy Saving with Passive Climate Control Methods in Spanish Office Buildings, Energy and Buildings 41 (8), Elsevier Science, 2009

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Varga S., Oliveira A.C., Diaconu B., Analysis of a Solar Assisted Ejector Cooling System for Air Conditioning, Int. J. Low Carbon Technologies 4 (1), Oxford University Press, 2009

in 2008

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Facão J., Marrero A.P., Oliveira A.C., Analysis of a Solar Assisted Micro-Cogeneration ORC System, Int. J. Low Carbon Technologies 3 (4), Manchester University Press, 2008

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Almeida L., Oliveira A.C., Study of a Hybrid PV-Thermal Solar System to Provide Electricity and Heat in Portugal, Int. J. Ambient Energy 29(3), Ambient Press, 2008

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Facão J., Oliveira A.C., Heat and Mass Transfer in an Indirect Contact Cooling Tower: CFD Simulation and Experiment, Numerical Heat Transfer – part A 54 (10), Taylor & Francis, 2008

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Zhu J., Riffat S., Oliveira A.C., Experimental Study on Solar Clothes Dryer Using Evacuated Tube Collector and PV Panel, J. Energy & Climate Change 3 (2), Hanrimwon Publishing Co., 2008

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Oliveira A.C., Micro-Cogeneration Systems: Saving Fossil Fuels and Reducing CO2 Emissions, J. Energy & Climate Change 3 (1), Hanrimwon Publishing Co., 2008

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Marrero A.P., Oliveira A.C., Evaluation of a Solar Louvre Collector System For Building Heating and Cooling, Int. J. Ambient Energy 29 (2), Ambient Press, 2008

in 2007

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Oliveira A.C., A New Look at the Long-Term Performance of General Solar Thermal Systems, Solar Energy 81 (11), Elsevier Science, 2007

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Oliveira A.C., The Energy Shift: Towards a Renewable Future, Int. J. Low Carbon Technologies 2 (3), Manchester University Press, 2007

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Marrero A.P., Oliveira A.C., Evaluation of a Solar Cooling System With Louvre Thermal Collectors, Int. J. Low Carbon Technologies 2 (2), Manchester University Press, 2007

in 2006

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Facão J., Oliveira A.C., Analysis of a Micro-Cogeneration System Using Hybrid Solar/Gas Collectors, Int. J. Low Carbon Technologies 1 (4), Manchester University Press, 2006

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Afonso C.F, Matos J., Effect of Radiation Shields Around the Air Condenser and Compressor of a Refrigerator on the Temperature Distribution Inside It, Int. J. Refrigeration 29 (7), Elsevier Science, 2006 

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Varga S., Oliveira A.C., Simulation Study of an Electrogasdynamic Power Converter Using CFD, Int. J. Low Carbon Technologies 1 (3), Manchester University Press, 2006

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Marrero A.P., Oliveira A.C., Evaluation of a Solar Thermal System Using Building Louvre Shading Devices, Solar Energy 80 (5), Elsevier Science, 2006  

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Marrero A.P., Oliveira A.C., Rodriguez L.G., Estudio Experimental: Colector Solar Térmico Integrado en un Sombreador (in Spanish), Era Solar 131, SAPT Publicaciones Técnicas (Madrid), 2006  

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Facão J., Oliveira A.C., Experimental Uncertainty Analysis in Solar Collectors, Int. J. Ambient Energy 27 (2), Ambient Press, 2006

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Facão J., Oliveira A.C., Analysis of a Plate Heat Pipe Solar Collector, Int. J. Low Carbon Technologies 1 (1), Manchester University Press, 2006  

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Afonso C.F, Recent Advances in Building Air Conditioning Systems, Applied Thermal Eng 26 (16), Elsevier Science, 2006  

in 2005

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Facão J., Oliveira A.C., Modeling Laminar Heat Transfer in a Curved Rectangular Duct With a Computational Fluid Dynamics Code, Numerical Heat Transfer – part A 48 (2), Taylor & Francis, 2005

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Facão J., Oliveira A.C., The Effect of Condenser Heat Transfer on the Energy Performance of a Plate Heat Pipe Solar Collector, Int J Energy Research 29 (10), Wiley & Sons, 2005

in 2004

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Marrero A.P., Oliveira A.C., Testing of an Integrated Solar Louvre Collector, Int. J. Ambient Energy 25 (4), Ambient Press, 2004

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Facão J., Oliveira A.C., Varga S., Evaluation of the Use of Artificial Neural Networks for the Simulation of Hybrid Solar Collectors, Int J Green Energy 1 (3), Taylor & Francis, 2004

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Facão J., Oliveira A.C., Heat and Mass Transfer Correlations For The Design of Small Indirect Contact Cooling Towers, Applied Thermal Eng 24 (14), Elsevier Science, 2004

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Silva A.R., Afonso C.F, Tracer Gas Dispersion in Ducts - Study of a New Compact Device Using Arrays of Sonic Micro Jets, Energy and Buildings, Elsevier Science 36 (11), 2004

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Afonso C.F, Ventilation in Buildings: Measurement Techniques, Experimental Results and New Devices,  Mechanika 50, KUT- Lithuania, 2004

in 2003

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Marrero A.P., Oliveira A.C., Numerical Simulation of an Integrated Solar Louvre Collector System, Int. J. Ambient Energy 24 (1), Ambient Press, 2003

in 2002

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Varga S., Oliveira A.C., Afonso C.F., Characterisation of Thermal Diode Panels For Use in the Cooling Season in Buildings, Energy and Buildings 34 (3), Elsevier Science, 2002

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Oliveira A.C. et al, A Combined Heat and Power System for Buildings Driven by Solar Energy and Gas, Applied Thermal Eng 22 (6), Elsevier Science, 2002

in 2001

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Varga S., Silva A.R., Oliveira A.C., Afonso C.F., Experimental and Numerical Analysis of Natural Ventilation With Combined Light/Vent Pipes, Applied Thermal Eng 21 (18), Elsevier Science, 2001

in 2000

 
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Facão J., Oliveira A.C., Thermal Behaviour of Closed Wet Cooling Towers For Use With Chilled Ceilings, Applied Thermal Eng 20 (13), Elsevier Science, 2000

 
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Afonso C.F., Oliveira A.C., Solar Chimneys: Simulation and Experiment, Energy and Buildings 32 (1), Elsevier Science, 2000

 
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Varga S., Oliveira A.C., Ventilation Terminals For Use With Light Pipes In Buildings, Applied Thermal Eng 20 (18), Elsevier Science, 2000

 
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Oliveira A.C., Afonso C.F., Riffat, S.B., Doherty P., Thermal Performance of a Novel Air Conditioning System Using a Liquid Desiccant, Applied Thermal Eng 20 (13), Elsevier Science, 2000

 
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Riffat S.B., Oliveira A.C., Facão J., Gan, G., Thermal Performance of a Closed Wet Cooling Tower For Chilled Ceilings - Measurement and CFD Simulation, Int J Energy Research 24 (13), Wiley & Sons, 2000

 

The Unit also published more than 70 refereed papers in international conferences, during 2000-2010.

 

List of main theses made within the Unit:

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Coelho B., Study of a Hybrid Concentrating Solar Power Plant for Portuguese Conditions, Ph.D. thesis Mec.Eng., on-going

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João A.R., Experimental and Numerical Study of a Hybrid Thermal-Photovoltaic Solar Collector for Micro-Cogeneration Systems, Ph.D. thesis Mec.Eng., on-going

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Monteiro J.B., Self-Sustainable Energy Systems For The Needs of Rural Communities, Ph.D. thesis Mec.Eng., on-going

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Teixeira R., Nanostructured Selective Coating for Solar Collectors Obtained With Electrochemical Techniques, Ph.D. thesis Met.Eng., 2010

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Almeida L., Study of a Hybrid Solar Collector to Provide Electricity and Heat, M.Sc. thesis Mec.Eng., 2008

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Mateus T., Study of Solar Cooling Systems Using Absorption Heat Pumps, M.Sc. thesis Mec.Eng., 2007

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Monteiro J.B., Solar Energy Applications in Urban Areas, M.Sc. thesis Mec.Eng., 2005

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Facão J., Study of Solar Collectors Incorporating Heat Pipes for Use in Thermal Engine Cycles, Ph.D. thesis Mec.Eng., 2004

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Marrero A.P., Study of a Solar Energy System Using Building Shading Devices, Ph.D. thesis Appl.Phys., 2004

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Silva, A.R., Measurement of Air Flow Rates by the Constant Emission Method With Development of a Probe for Tracer Gas, Ph.D. thesis Mec.Eng., 2003

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Salgado J.M., Study of an Air Conditioning System With Liquid Desiccant and Fibre Rotors, M.Sc. thesis Mec.Eng., 2001

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Braga L.P., Energetic and Exergetic Analysis of the RAR Cogeneration Plant,M.Sc. thesis Mec.Eng., 2000

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Peixoto V.,Study of the Thermal Behaviour of Flexible Polyurethane Foams During the Cure Process , M.Sc. thesis Mec.Eng., 2000

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Silva J.C., Study of Energy Efficient Processes to Improve Thermo-Hygrometric Conditions in Livestock Buildings, Ph.D. thesis Eng.Sci., 1999

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Facão J., Thermal Behaviour of Indirect Cooling Towers For Application in Ambient Cooling Systems, M.Sc. thesis Mec.Eng., 1999

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Lima N.M. , Measurement of Air Flow Rates in Spaces With Recirculation Using a Tracer Gas Method, M.Sc. thesis Mec.Eng., 1998

Also more than 40 final course theses (integrated M.Sc. courses) were developed within the Unit.

 

List of main research project reports, during the last years (2000-2008):

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Oliveira A.C., A Novel Tri-Generation Electro-Gas-Dynamic Converter System, Final Technical Report to the European Commission, 2005

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Oliveira A.C., An Integrated Hybrid Solar/Gas Systems for Buildings, Final Technical Report to the European Commission, 2000

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Oliveira A.C., Ecological Cooling for Buildings by Combining a Closed Wet Cooling Tower With Chilled Ceilings, Final Technical Report to the European Commission, 2000