Battery System Thermal Management Al-hallaj, Said Selman, Robert Power supply systems and associated methods of operation are provided based on the incorporation of a supply of phase change material in thermal contact with at least one cell element capable of a heat-generating charge or discharge of power. Also disclosed, such as for increased or improved heat transfer and dissipation, is battery module incorporation of a heat-conductive containment lattice member such as having a plurality of openings wherein at least a portion of the supply of the phase change material can be disposed as well as the inclusion of a plurality of module housing-protruding heat transfer fins. Sponsorship: Illinois Institute of Technology United States Patent 2009-05-19 2005-09-13 Patent application/pdf islandora:9806 6,942,944 http://hdl.handle.net/10560/2454 en No Copyright - United States http://rightsstatements.org/page/NoC-US/1.0/ Open Access