TY - BOOK ED - Sandia National Laboratories TI - Stand alone photovoltaic systems: a handbook of recommended design practices U1 - 621.47 PY - 1991/// CY - Springfield PB - National Technical Information Service KW - EnergĂ­a Solar KW - Sistemas Fotovoltaicos KW - Estados Unidos N1 - 02818; This document presents recommended design practices for stand-alone photovoltaic (PV) systems. System-level tradeoffs necesary for any PV system design are discussed. A system sizing method that can be completed without access to a computer es presented ER -