• Dr. Alejandro Rolán Blanco

Dr. Alejandro Rolán Blanco
IQS School of Engineering
Universitat Ramon Llull
Vía Augusta 390, 08017 Barcelona, España
Tel.: +34 932 672 000
Fax: +34 932 056 266 

email: 
alejandro.rolan@iqs.url.edu

2015-Present – Associate Professor. Department of Industrial Engineering. IQS (Ramon Llull University) (Barcelona, Spain).
2015 – Postdoctoral Research Stay at The University of Nottingham (United Kingdom).
2013-2015 – Assistant Professor with Ph.D. Department of Industrial Systems Engineering and Design (Electrical Engineering Area). Jaume I University, Castelló (Spain).
2008-2013 – Assistant Professor. Department of Electrical Engineering. Technical University of Catalonia (Barcelona, Spain).
2008-Present – Tutor at Open University of Spain (Universidad Nacional de Educación a Distancia (UNED), Spain).
2012 – Ph.D. in Electrical Engineering (Technical University of Catalonia).
2007 – Industrial Engineering (specialization in Electrical Engineering) (Technical University of Catalonia).

 

SUBJECTS

Electrical Systems (Degree in Industrial Engineering).
Smart Grids (Degree in Industrial Engineering).
Electrical Engineering (Degree in Chemical Engineering).
Renewable Energies (Master’s Degree in Industrial Engineering).
Machine Control and Electrical Activation (Master’s Degree in Industrial Engineering).
Installations in Buildings (Master’s Degree in Industrial Engineering).
Electrical Technology (Master’s Degree in Chemical Engineering).

 

RESEARCH LINES

  • Integration of renewable energies into the main grid.
  • Modelling, simulation and control of electrical systems with distributed generation.
  • Study of the effect of voltage sags on grid-connected equipment.

 

REPRESENTATIVE PUBLICATIONS

Journal papers:

A. Rolán, P. Manteca, R. Oktar, and P. Siano, Integration of cold ironing and renewable sources in the Barcelona smart port, IEEE Transactions on Industry Applications, vol. 55, no. 6, pp. 7198-7206, November 2019.

P. Siano, G. De Marco, A. Rolán, and V. Loia, A survey and evaluation of the potentials of distributed ledger technology for peer-to-peer transactive energy exchanges in local energy markets, IEEE Systems Journal, vol. 13, no. 33, pp. 1932-8184, September 2019.

A. Rolán, and J. Pedra, Doubly fed induction generator-based variable-speed wind turbine: proposal of a simplified model under a faulty grid with short-duration faults, Wind Energy, vol. 22, no. 8, pp. 1121-1133, August 2019.

A. Rolán, and J. Pedra, Initialization of DFIG wind turbines with a phasor-based approach, Wind Energy, vol. 22, no. 3, pp. 420-432, March 2019.

A. Rolán, P. Giménez, S. J. Yagüe, S. Bogarra, J. Saura, and M. Bakkar, Voltage recovery influence on three-phase grid-connected inverters under voltage sags, IET Generation, Transmission & Distribution, vol. 13, no. 3, pp. 435-443, February 2019.

S. Bogarra, X. Rubión, A. Rolán, F. Córcoles, J. Pedra, and J. Iglesias, Small synchronous machine protection during voltage sags caused by MV grid faults, Electric Power Systems Research, vol. 156, no. 1, pp. 1-11, March 2018.

A. Rolán, F. Córcoles, S. Bogarra, Ll. Monjo, and J. Pedra, Reduced-order models of squirrel-cage induction generators for fixed-speed wind turbines under unbalanced grid conditions, IEEE Transactions on Energy Conversion, vol. 31, no. 2, pp. 566-577, June 2016.

R. Vidal-Albalate, H. Beltran, A. Rolán, E. Belenguer, R. Peña, and R. Blasco-Giménez, Analysis of the Performance of MMC under Fault Conditions in HVDC-based Off-shore Wind Farms, IEEE Transactions on Power Delivery, vol. 31, no. 2, pp. 839-847, April 2016.
 
A. Rolán, F. Córcoles, J. Pedra, Ll. Monjo, and S. Bogarra, Testing of Three-Phase Equipment under Voltage Sags, IET Electric Power Applications, vol. 9, no. 4, pp. 287-296, April 2014.
 
A. Rolán, J. Pedra, and F. Córcoles, Detailed Study of DFIG-based Wind Turbines to Overcome the most Severe Grid Faults,International Journal of Electrical Power & Energy Systems, vol. 62, pp. 868-878, November 2014.
 
A. Rolán, F. Córcoles, and J. Pedra, Behaviour of the Doubly-Fed Induction Generator Exposed to Unsymmetrical Voltage Sags, IET Electric Power Applications, vol. 6, no. 8, pp. 561-574, September 2012.
 
J. Pedra, F. Córcoles, Ll. Monjo, S. Bogarra, and A. Rolán, “On Fixed-Speed WT Generator Modeling for Rotor Speed Stability Studies,IEEE Transactions on Power Systems, vol. 27, no. 1, pp. 397-406, February 2012.
 
A. Rolán, F. Córcoles, and J. Pedra, Doubly-fed Induction Generator Subject to Symmetrical Voltage Sags,IEEE Transactions on Energy Conversion, vol. 26, no. 4, pp. 1219-1229, December 2011.
 
R. Mujal, O. Boix, X. Colom, and A. Rolán, Behavior of the Three-Phase Induction Motor With Spiral Sheet Rotor,IEEE Transactions on Energy Conversion, vol. 24, no. 1, pp. 68-76, March 2009.

Conference papers:

A. Rolán, P. Giménez, S. J. Yagüe, and S. Bogarra, Modeling and control of a three-phase grid-connected inverter under fault conditions, 2018 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), June 2018, pp. 480-485.

S. J. Yagüe, G. Reyes, A. Rolán, and A. García, Distributed cooperative control for stepper motors synchronization, 2018 3rd International Conference on Mechanical, Manufacturing, Modeling and Mechatronics (IC4M), Barcelona, Spain, February 2018, pp. 1-10.

D. Aguilar, G. Vázquez, A. Rolán, J. Rocabert, F. Córcoles, and P. Rodríguez, Simulation of Wound Rotor Synchronous Machine under Voltage Sags, IEEE International Symposium on Industrial Electronics (ISIE), Bari, Italy, July 2010, pp. 2626-2631.
 
A. Rolán, A. Luna, J. Rocabert, D. Aguilar, and G. Vázquez, An Approach to the Performance-Oriented Model of Variable-Speed Wind Turbines, IEEE International Symposium on Industrial Electronics (ISIE), Bari, Italy, July 2010, pp. 3853-3858.
 
Luna, A. Rolán, G. Medeiros, P. Rodriguez, and R. Teodorescu, Control Strategies for DFIG Wind Turbines Under Grid Fault Conditions, IEEE 35thConference on Industrial Electronics (IECON), Porto, Portugal, November 2009, pp. 3886-3891.
 
D. Aguilar, A. Rolán, G. Vázquez, F. Córcoles, and P. Rodríguez, Symmetrical and Unsymmetrical Voltage Sag Effects on the Three-phase Synchronous Machine Stability, 13th European Conference on Power Electronics and Applications (EPE), Barcelona, Spain, September 2009, pp. 1-7.
 
G. Azevedo, G. Vázquez, A. Luna, D. Aguilar, and A. Rolán, Photovoltaic Inverters with Fault Ride-Through Capability, IEEE International Symposium on Industrial Electronics (ISIE), Seoul, Korea, July 2009, pp. 549-553.
 
G. Vázquez, T. Kerekes, A. Rolán, D. Aguilar, A. Luna, and G. Azevedo, Losses and CMV Evaluation in Transformerless Grid-Connected PV Topologies, IEEE International Symposium on Industrial Electronics (ISIE), Seoul, Korea, July 2009, pp. 544-548.
 
D. Aguilar, A. Luna, A. Rolán , G. Vázquez, and G. Azevedo, Modeling and Simulation of Synchronous Machine and its behaviour against Voltage Sags,IEEE International Symposium on Industrial Electronics (ISIE), Seoul, Korea, July 2009, pp. 729-733.
 
A. Rolán, A. Luna, G. Vázquez, D. Aguilar, and G. Azevedo, Modeling of a Variable Speed Wind Turbine with a Permanent Magnet Synchronous Generator, IEEE International Symposium on Industrial Electronics (ISIE), Seoul, Korea, July 2009, pp. 734-739.

Others:

E. Belenguer, H. Beltran, D. Fortanet, E. Pérez, A. Rolán and J. Sansano, Problemas resueltos de teoría de circuitos, ISBN: 978-84-267-2242-3. Ed: Marcombo, 2015.
 
R. Mujal and A. Rolán, REDLIN Sotware: cálculo de líneas y redes elécgtricas (educational software), ISBN: 978-84-8301-920-7, Technical University of Catalonia, 2008.
 
R. Mujal, A. Rolán and M. Marín, Metodología docente para el cálculo de líneas y redes eléctricas, XVIII Reunión de Grupos de Investigación en Ingeniería Eléctrica, Santander, Spain, March 2008, pp. 115-122