cost analysis of fuel cell system for transportation baseline estimate arthur d little inc acorn park cambridge massachusetts 02140 2390 ref 49739 sfaa no de sco2 98ee50526 topic 1 subtopic 1c task and 2 final report to department energy march 2000 ec db ir49739 0300 the following summarizes results a doe funded assessment 50 kw including multi capable reformer pem balance plant components model should only be considered in conjunction with assumptions used selecting scaling have been scaled using technology assumed available year costed assuming production volumes 500 000 vehicles developing configuration component manifest we tried capture all essential engineering important contributors however selected costing does not claim solve technical challenges facing systems or satisfy pngv vehicle performance targets specifications projections presented this will updated during based