Oscar Perpiñán Lamigueiro

Photovoltaic and solar energy lecturer (EOI). Electrical engineering assistant professor (UPM). R, LaTeX, Emacs enthusiast. Always learning.

You can find me here:


  • F. Antonanzas-Torres, F.J. Martínez de Pisón, J. Antonanzas, O. Perpiñán, Downscaling of global solar irradiation in R, November 2013, arXiv:1311.7235, code.
  • F. Antonanzas-Torres, A. Sanz-Garcia, F.J. Martínez-de-Pisón, O. Perpiñán, Evaluation and improvement of empirical models of global solar irradiation: Case study northern Spain, Renewable Energy, Volume 60, December 2013, Pages 604-614, ISSN 0960-1481, 10.1016/j.renene.2013.06.008: pdf.
  • F. Antoñanzas, F. Cañizares, O. Perpiñán, Comparative assessment of global irradiation from a satellite estimate model (CM SAF) and on-ground measurements (SIAR): a Spanish case study, Renewable and Sustainable Energy Reviews, Volume 21, May 2013, Pages 248-261, 10.1016/j.rser.2012.12.033: pdf, code.
  • O. Perpiñán, J. Marcos, E. Lorenzo, Electrical Power Fluctuations in a Network of DC/AC inverters in a Large PV Plant: relationship between correlation, distance and time scale, Solar Energy, Volume 88, February 2013, 10.1016/j.solener.2012.1: pdf, code.
  • O. Perpiñán, M.A. Sánchez-Urán, F. Álvarez, J. Ortego, F. Garnacho, Signal analysis and feature generation for pattern identification of partial discharges in high-voltage equipment, Electric Power Systems Research, 2013, 95:C (56-65), 10.1016/j.epsr.2012.08.016: pdf.
  • O. Perpiñán, solaR: Solar Radiation and Photovoltaic Systems with R, Journal of Statistical Software, 2012. 50(9), (1-32): pdf and code.
  • O. Perpiñán, Cost of energy and mutual shadows in a two-axis tracking PV system, Renewable Energy, 2011, 10.1016/j.renene.2011.12.001: pdf, code.
  • O. Perpiñán and E. Lorenzo, Analysis and synthesis of the variability of irradiance and PV power time series with the wavelet transform, Solar Energy, 85:1 (188-197), 2010, 10.1016/j.solener.2010.08.013): pdf (rev. 2011-12-26), code, data.
  • O. Perpiñán, Statistical analysis of the performance and simulation of a two-axis tracking PV system, Solar Energy, 83:11(2074–2085), 2009, 10.1016/j.solener.2009.08.008: pdf
  • O. Perpiñán, E. Lorenzo, M. A. Castro, and R. Eyras. Energy payback time of grid connected pv systems: comparison between tracking and fixed systems. Progress in Photovoltaics: Research and Applications, 17:137-147, 2009: pdf.
  • O. Perpiñán, E. Lorenzo, M. A. Castro, and R. Eyras. On the complexity of radiation models for PV energy production calculation. Solar Energy, 82:2 (125-131), 2008: pdf
  • O. Perpiñán, E. Lorenzo, and M. A. Castro. On the calculation of energy produced by a PV grid-connected system. Progress in Photovoltaics: Research and Applications, 15(3):265–274, 2007: pdf.


  • solaR: calculation methods of solar radiation and performance of photovoltaic systems from daily and intradaily irradiation data sources.
  • rasterVis: complements raster providing a set of methods for enhanced visualization and interaction.
  • pxR: provides a set of functions for reading and writing PC-Axis files, used by different statistical organizations around the globe for data dissemination.
  • pdCluster: tools for feature generation, exploratory graphical analysis, clustering and variable importance quantification for partial discharge signals.