Energy Converters

Thermodynamic Optimization of Energy Converters: Theoretical Models and Simulations. Thermosolar applications.

2020

“An alkali metal thermoelectric converter hybridized with a Brayton heat engine: Parametric design strategies and energetic optimization.”
Peng, W., Gonzalez-Ayala, J., Guo, J., Chen, J., & Hernández, A. C.
Journal of Cleaner Production (2020): 120953. icono_pdf 2020_JCP_Wanli

“Energetic self-optimization induced by stability in low-dissipation heat engines.”
Gonzalez-Ayala, J., Guo, J., Medina, A., Roco, J. M. M., & Hernández, A. C.
Physical Review Letters 124.5 (2020): 050603. icono_pdf GonzalezAyala2020Energetic

“On-design pre-optimization and off-design analysis of hybrid Brayton thermosolar tower power plants for different fluids and plant configurations.”
Merchán, R. P., Santos, M. J., Heras, I., Gonzalez-Ayala, J., Medina, A., & Hernández, A. C.
Renewable and Sustainable Energy Reviews 119 (2020): 109590. icono_pdf Merchan2020OnDesign

2019

“Thermally driven refrigerators: Equivalent low-dissipation three-heat-source model and comparison with experimental and simulated results.”
Guo, J., Yang, H., Zhang, H., Gonzalez-Ayala, J., Roco, J. M. M., Medina, A., & Hernández, A. C.
Energy Conversion and Management 198 (2019): 111917. icono_pdf Juncheng2019Thermally

“Continuous power output criteria and optimum operation strategies of an upgraded thermally regenerative electrochemical cycles system. ”
Guo, J., Wang, Y., Gonzalez-Ayala, J., Roco, J. M. M., Medina, A., & Hernández, A. C.
Energy conversion and management 180 (2019): 654-664. icono_pdf Juncheng2019Continuos

“Optimization induced by stability and the role of limited control near a steady state.”
Gonzalez-Ayala, J., Guo, J., Medina, A., Roco, J. M. M., & Hernández, A. C.
Physical Review E 100.6 (2019): 062128. icono_pdf GonzalezAyala2019Optimization

“Towards a more efficient generation of central tower hybrid thermosolar gas turbine power plants.”
Merchán, R. P., Medina, A., Santos, M. J., Heras, I., Roco, J. M. M., & Hernández, A. C.
AIP Conference Proceedings. Vol. 2126. No. 1. AIP Publishing LLC, 2019. icono_pdf Merchan2019Towards

2018

“Thermodynamic simulation of a hybrid thermo-solar externally fired gas turbine power plant fueled with biomass.”
Ghazarian, A., De León, D., Galione, P., Curto-Risso, P., Medina, A., & Calvo, A.
AIP Conference Proceedings. Vol. 2033. No. 1. AIP Publishing LLC, 2018. icono_pdf  Ghazarian2018Thermodynamic

“Thermodynamic model of a hybrid Brayton thermosolar plant.”
Merchán, R. P., Santos, M. J., Medina, A., & Hernández, A. C.
Renewable Energy 128 (2018): 473-483. icono_pdf  Merchan2018Thermodynamic

Optimization and Stability of Heat Engines: The Role of Entropy Evolution.
Gonzalez-Ayala, J., Santillán, M., Santos, M.J., Calvo Hernández, A., & Mateos Roco, J.
Entropy20(11), 865.(2018).
https://doi.org/10.1103/PhysRevE.97.022139  icono_pdf Gonzalez_Entropy_Optimizacion_2018

Roads to improve the performance of hybrid thermosolar gas turbine power plants: Working fluids and multi-stage configurations
M.J. Santos, C. Miguel-Barbero, R.P. Merchán, A. Medina, and A. Calvo Hernández,
Energy conversion and Management, 165: 578-592, (2018)
https://doi.org/10.1016/j.enconman.2018.03.084  icono_pdf Santos_ECM_Roads_2018

Link between optimization and local stability of a low dissipation heat engine: dynamic and energetic behaviors
J. González-Ayala, M. Santillán, I. Reyes-Ramírez, and A. Calvo Hernández
Phys. Rev. E  98032142  (2018); ISI Impact: 2.284 (Q1)
https://doi.org/10.1103/PhysRevE.98.032142 icono_pdf Gonzalez_PRE_Link_2018

On entropy research analysis: cross-disciplinary knowledge transfer
R. Basurto-Flores, L. Guzmán-Vargas, S. Velasco, A. Medina, and A. Calvo Hernández
Scientometrics, 117, 123-139 (2018); ISI Impact: 2.173 (Q2)
https://doi.org/10.1007/s11192-018-2860-1 icono_pdf Basurto_Scientometrics_OnEntropy_2018

Entropy generation and unified optimization of Carnot-like and low-dissipation refrigerators
J. González- Ayala, A. Medina, J.M.M. Roco, and A. Calvo Hernández
Phys.Rev. E, 97, 022139 (2018); ISI Impact: 2.284 (Q1)
https://doi.org/10.1103/PhysRevE.97.022139 icono_pdf GonzalezAyala_PRE_Entropy_2018

Symbolic analysis of the cycle-to-cycle variability of a gasoline-hydrogen fueled spark engine
Reyes-Ramírez, S.D. Martínez Boggio, P.L. Curto-Risso, A. Medina, A. Calvo Hernández, and L. Guzmán-Vargas
Energies, 11 (4) 968 (2018); ISI Impact: 2.262 (Q2)
doi:10.3390/en11040968 icono_pdf ReyesRamirez_Energies_Symbolic_2018

On the Effect of Thin Film Growth Mechanisms on the Specular Reflectance of Aluminium Thin Films Deposited via Filtered Cathodic Vacuum Arc.
Rincón-Llorente, G., Heras, I., Guillén Rodríguez, E., Schumann, E., Krause, M., & Escobar-Galindo, R.
Coatings, 8(9), 321. (2018).icono_pdf Rincon_Coatings_OnTheEffect_2018

2017

Modeling hybrid solar gas-turbine power plants: Thermodynamic projection of annual performance and emissions
Rosa Pilar Merchán; María Jesús Santos Sánchez; Israel Reyes-Ramírez; Medina, A.; Calvo Hernández, A.,
Energy conversion and Management, 134, 314- 326, (2017)
https://doi.org/10.1016/j.enconman.2016.12.044

Thermodynamic model of a hybrid Brayton thermosolar plant
R.P. Merchán, M.J. Santos, A. Medina, and A. Calvo Hernández.
Renewable Energy. 115: 89-102 (2017)
(Available online 31 May 2017) https://doi.org/10.1016/j.renene.2017.05.081

Carnot-Like Heat Engines Versus Low-Dissipation Models
Julian Gonzalez-Ayala, J. M. M. Roco, A. Medina, A. Calvo Hernández,
Entropy 19, 182 (2017)

From maximum power to a trade-off optimization of low-dissipation heat engines: Influence of control parameters and the role of entropy generation
Julian Gonzalez-Ayala, A. Calvo Hernández, and J. M. M. Roco
Phys. Rev. E. 95, 022131 (2017)

Thermodynamic simulation of a multi-step externally fired gas turbine powered by biomass
A. Durante, G. Pena-Vergara, P.L. Curto-Risso, A. Medina, and A. Calvo Hernández
Ener. Conversion and Management, 140, 182-191 (2017)
https://doi.org/10.1016/j.enconman.2017.02.050

2016

Experimental study on detailed emissions speciation of an HCCI engine equipped with a three-way catalytic converter
Jacek Hunicz, Alejandro Medina,
Energy, Volume 117, Pages 388-397, (2016)
ISSN 0360-5442, http://dx.doi.org/10.1016/j.energy.2016.06.049.
(http://www.sciencedirect.com/science/article/pii/S0360544216308234)

Irreversible and endoreversible behaviors of the LD-model for heat devices: the role of the time constraints and symmetries on the performance at maximum χ figure of merit
Julian Gonzalez-Ayala, A. Calvo Hernández and J. M. M. Roco,
J. Stat. Mech. 073202 (2016)

On reversible, endoreversible, and irreversible heat device cycles versus the Carnot cycle: a pedagogical approach to account for losses
Julian Gonzalez-Ayala, F. Angulo-Brown, A. Calvo Hernández, S. Velasco,
Eur. J. Phys. 37, 045103 (2016)

Seasonal thermodynamic prediction of the performance of a hybrid solar gas-turbine power plant
M.J. Santos, R.P. Merchán, A. Medina, and A. Calvo Hernández.
Energ. Convers. Manage., 115: 89-102 (2016)
https://doi.org/10.1016/j.enconman.2016.02.019

BookChapter XVII “Simulación termodinámica de una planta termosolar híbrida tipo Brayton”
M. J. Santos, R.P. Merchán, A. Medina, A. Calvo 267-284
Book title: “Current Trends in Energy and Sustainability. 2015 Edition”
Invited Editors: Roberto Gómez-Clavet, José M. Martínez-Duart. 2016.
Depósito legal: M-4058-2016 ISBN 978-84-608-5438-8 icono_pdf Capitulo_Calvet2015Current

2015

Effects of Direct Fuel Injection Strategies on Cycle-by-Cycle. Variability in a Gasoline Homogeneous Charge Compression. Ignition Engine: Sample Entropy Analysis
Jacek Hunicz, Alejandro Medina, Grzegorz Litak, Pedro L. Curto-Risso and Lev Guzmán-Vargas
Entropy  17, (2015)  eHumicz_Entropy_Effects_2015

Thermodynamic modeling of a hybrid solar gas-turbine power plant 
D. Olivenza-León, A. Medina, A. Calvo Hernández
Energ. Conv. Manage., 93, 435–447 (2015)
Olivenza_ECM_Thermodynamic_2015

Multi-objective optimization of a multi-step solar-driven Brayton plant 
S. Sánchez-Orgaz, M. Pedemonte, P. Ezzatti, P.L. Curto-Risso, A. Medina, A. Calvo Hernández
Energ. Conv. Manage., 99, 346–358 (2015)   S.Sánchez_ECM_Multi-objetive_2015
https://doi.org/10.1016/j.enconman.2015.04.077

The maximum power efficiency 1 −sqrt(τ) : Research, education, and bibliometric relevance  
A. Calvo Hernández, J.M.M. Roco, A. Medina, S. Velasco, and L. Guzmán-Vargas
Eur. Phys. J. Special Topics, 224, 809–823 (2015)  Calvo_EPJS_Maximum_2015

Time, entropy generation, and optimization in low-dissipation heat devices
A. Calvo Hernández,A. Medina, J.M.M. Roco
New J. Phys., 17,075011 (2015)  CAlvo_NJP_Time_2015

Heat Devices in nonlinear irreversible thermodynamics
Izuma, Y.; Okuda, K.; Roco, J.M.M.; Calvo Hernández, A.
Phys. Review E, 91, 5, 052140, 1539-3755 (2015)
https://doi.org/10.1103/PhysRevE.91.052140

 

2014

Effect of ethanol addition on cyclic variability in a simulated spark ignition gasoline engine
A. K. Sen, A. Medina, P. L. Curto-Risso and A. Calvo Hernández
Meccanica 49, 2285–2297 (2014)  Sen_Meccanica_Effect_2014

Heat engines and the Curzon-Ahlborn efficiency 
A. Calvo Hernández, J.M.M. Roco, A. Medina, N. Sánchez-Salas
Rev. Mex. Fis. 60, 384-389 (2014) Calvo_RmexFisica_Heat_2014 

2013

Recuperative solar-driven multi-step gas turbine power plants turbine power plant
S. Sánchez Orgaz, A. Medina, and A. Calvo
Energ. Conv. Manage., 67, 171 (2013)  S.Sanchez_ECM_Recuperative_2013

Low-dissipation heat devices: Unified trade-off optimization and bounds
C. de Tomás, J.M.M. Roco, A. Calvo, Y. Wang, and Z.C. Tu
Phys. Rev. E, 87, 012105 (2013)  deTomas_PRE_Low_2013

Coefficient of performance under optimized figure of merit in minimally nonlinear irreversible refrigerator
Y. Izumida, K. Okuda, A. Calvo, and J.M.M. Roco
EPL, 101, 10005 (2013) 

Introduction to Quasi-dimensional simulation of spark ignition engines 
A. Medina, P.L. Curto-Risso, A. Calvo Hernández, L. Guzmán-Vargas, F. Angulo-Brown, and A.K. Sen
Book, Springer (2013)

Coefficient of performance for a low-dissipation Carnot-like refrigerator with non adiabatic dissipation 
Yong Hu, Feifei Wu, Yongli Ma, Jizhou He, Jianhui Wang, A. Calvo Hernández, and J. M. M. Roco
Phys. Rev. E, 88, 062115 (2013)  Hu_PRE_Coefficient_2013

Fluctuations in the Energetic Properties of a Spark-Ignition. Engine Model with Variability
Pedro L. Curto-Risso, Alejandro Medina, Antonio Calvo-Hernández, Lev Guzmán-Vargas; and Fernando Angulo-Brown
Entropy  15,3277-3296  (2013)  Curto_Entropy_Fluctuations_2013
doi:10.3390/e15083367

2012

Maximum overall efficiency for a solar-driven gas turbine power plant
S. Sánchez Orgaz, A. Medina, and A. Calvo
Int. J. Energ. Res., DOI:10.1002/er.2967 (2012)  S.Sanchez_IJER_Maximun_2012

Optimal low symmetric dissipation Carnot engines and refrigerators
C. de Tomás A. Calvo, and J.M.M. Roco
Phys. Rev. E, 85, 010104 (2012)  Tomas_PRE_Optimal_2012

Coefficient of performance at maximum figure of merit and its bounds for low-dissipation Carnot-like refrigerators
Y. Wang, M. Li, Z.C. Tu, A. Calvo, and J.M.M. Roco
Phys. Rev. E, 86, 011127 (2012)  Wang_PRE_Coefficient_2012

2011

On cycle-to-cycle heat release variations in a simulated spark ignition heat engine
P.L. Curto-Risso, A. Medina, A. Calvo, L. Guzmán-Vargas, and F. Angulo-Brown
App. Energ., 88, 1557 (2011)  Curto_APEN_Oncycle_2011

Optimizing the geometrical parameters of a spark ignition engine: Simulation and theoretical tools
P.L. Curto-Risso, A. Medina, and A. Calvo
App. Therm. Eng., 31, 803 (2011)  Curto_ATE_Optimizing_2011

2010

Monofractal and multifractal analysis of simulated heat release fluctuations in a spark ignition heat engine
P.L. Curto-Risso, A. Medina, A. Calvo, L. Guzmán-Vargas, and F. Angulo-Brown
Physica A, 389, 5662 (2010)  Curto_PA_Monofractal_2010

Thermodynamic model and optimization of a multi-step irreversible Brayton cycle
S. Sánchez Orgaz, A. Medina, and A. Calvo
Energ. Conv. Manage., 51, 2134 (2010)  S.Sanchez_ECM_Thermodynamic_2010

2009

Optimizing the operation of an spark ignition engine: simulation and theoretical tools
P.L. Curto-Risso, A. Medina, and A. Calvo
J. Appl. Phys., 105, 094904-1 (2009)  Curto_jap_spark_2009

2008

Coupled heat devices in linear irreversible thermodynamics
B. Jiménez de Cisneros and A. Calvo Hernández
Phys. Rev. E, 77, 041127-1-12 (2008)  A.Calvo_PRE_coupled_2008

Theoretical and simulated models for an irreversible Otto cycle
P.L. Curto-Risso, A. Medina, and A. Calvo
J. Appl. Phys., 104, 094911 (2008)  Curto_jap_otto_2008

2007

Collective working regimes for coupled heat engines
B. Jiménez de Cisneros and A. Calvo Hernández
Phys. Rev. Letters, 98, 130602-1-4 (2007)  A.Calvo_PRL_collective_2007

2006

Linear irreversible thermodynamics and coefficient of performance
B. Jiménez de Cisneros, L. A. Arias-Hernández, and A. Calvo Hernández
Phys. Rev. E, 73, 057103-1-4 (2006)  A.Calvo_PRE_TPI_2006

2004

Harmonic quantum heat devices: optimum-performance regimes
N. Sánchez Salas and A. Calvo Hernández
Phys. Rev. E, 70, 046134-1-6 (2004)  A.Calvo_PRE_quantum_2004

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