Fuel supply unit for fuel cell and fuel cell using same

摘要

A fuel cell ( 723 ) includes, a high-concentration fuel vessel ( 715 ) placed adjacent to a fuel vessel ( 713 ) that supplies a fuel ( 124 ) to a unit cell structure ( 101 ), and a permeation control film ( 717 ) that is placed at the boundary between the fuel vessel ( 713 ) and the high-concentration fuel vessel ( 715 ) and controls the transmission of a high-concentration fuel ( 725 ) in the fuel ( 124 ).