nedo , a semi-governmental organization founded in 1980 to promote national r / d projects on oil-alternative energy technology , has managed phosphoric acid fuel cell -lrb- pafc -rrb- , molten carbonate fuel cell -lrb- mcfc -rrb- , solid oxide fuel cell -lrb- sofc -rrb- and polymer electrolyte fuel cell -lrb- pefc -rrb- type of projects .