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investigación

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Investigación, líneas de interés

• Transferencia de calor y masa
• Sistemas de refrigeración por compresión
• Sistemas de refrigeración por absorción
• Optimización de sistemas térmicos
• Eficiencia energética

Algunas publicaciones recientes

Revistas JCR

• A. Campo, J. Sieres, “Unsteady Conduction in a Horizontal Long Solid Cylinder Cooled by Natural Convection: Alternate Lumped Criterion in Terms of the Solid Material ”, Journal of Heat Transfer 136 (2014) 084501-1.

• J. Sieres, A. Campo, J.A. Martínez-Suárez, “Natural convection air flow in vertical upright-angled triangular cavities under realistic thermal boundary conditions”, Thermal Science (Accepted manuscript) doi: 10.2298/TSCI130530018S.

• J. Sieres, J.A. Martínez-Suárez, A. Campo, “Analysis of a heat pipe demonstration unit engaging the Wilson plot method”, European Journal of Physicis 35 (2014) 035004.

• J. Sieres, F. Varas, J.A. Martínez-Suárez, “A hybrid formulation for fast explicit calculation of thermodynamic properties of refrigerants”, International Journal of Refrigeration 35 (2012) 1021-1034.

• J. Sieres, J. Fernández-Seara, F.J. Uhía, “Experimental characterization of the rectification process in ammonia–water absorption systems with a large-specific-area corrugated sheet structured packing”, International Journal of Refrigeration 32 (2009) 1230-1240.

• J. Sieres, J. Fernández-Seara, “Calculation procedure to determine average mass transfer coefficients in packed columns from experimental data for ammonia–water absorption refrigeration systems”, Heat and Mass Transfer 44 (2008) 1229-1239.

• J. Sieres, J. Fernández-Seara, F.J. Uhía, “Experimental analysis of ammonia–water rectification in absorption systems with the 10 mm metal Pall ring packing”, International Journal of Refrigeration 31 (2008) 270-278.

• J. Sieres,A. Campo, E.H. Ridouane, J. Fernández-Seara, “Effect of surface radiation on buoyant convection in vertical triangular cavities with variable aperture angles”, International Journal of Heat and Mass Transfer 50 (2007) 5139-5149.

Congresos Internacionales

• J.A. Martínez-Suárez, J. Sieres, E. Martín, “Simulation model of a small power refrigeration cycle demonstration unit”, 9^th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics, HEFAT 2012, 16-18 July 2012, Malta.

• J.A. Martínez-Suárez, J. Sieres, A. Campo, “Natural convection analysis in vertical upright-angled triangular cavities with uniformly heated vertical wall and isothermally cooled hypotenuse”, 9^th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics, HEFAT 2012, 16-18 July 2012, Malta.

• J. Sieres, “Simulation of an integrated hydrogen fuel cell with NH₃-water absorption system for combined production of electricity, cooling / heating and hot water”, 2^nd European Conference on Polygeneration, 30^th March – 1^st April 2011, Tarragona (Spain).

• J. Sieres, J..A. Martínez-Suárez, F. Varas, A.M. Martínez, “A simple method for calculating the maximun heat transfer rate of a counterflow heat exchanger”, 23^th International Congress of Refrigeration, ICR 2011, 21-26 August 2011, Prague.

• A. Campo, J. Sieres, “Combined natural convection enhancement in right-angled triangular cavities using helium and surface radiation”, 7^th International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics, HEFAT 2010, 19-21 July 2010, Antalya (Turkey).

• J. Sieres, J. Fernández-Seara, F.J. Uhía, “Experimental-based mass transfer correlations for ammonia-water rectification in packed columns”, International Sorption Heat Pump Conference 2008, 23-26 September 2008, Seoul (Korea).

• J. Sieres, J. Fernández-Seara, F.J. Uhía, “Numerical simulation of the ammonia-water condensation in a plate heat exchanger”, International Sorption Heat Pump Conference 2008, 23-26 September 2008, Seoul (Korea).