초록 ▼

A planar type solid oxide electrolyte fuel cell which is composed of power generation films in which an oxygen electrode is constituted on one side of each solid electrolyte having dimples almost all over its surface and a fuel electrode on the other side thereof, interconnectors sandwiched between

A planar type solid oxide electrolyte fuel cell which is composed of power generation films in which an oxygen electrode is constituted on one side of each solid electrolyte having dimples almost all over its surface and a fuel electrode on the other side thereof, interconnectors sandwiched between the said power generation films, and seal materials which surround the four sides of the said power generation films, wherein oxidant gases and fuel gases react electrochemically via the said power generation films in order to obtain electric energy, wherein on the fuel electrode side of one the four sides of the cell a fuel inlet aperture is provided over nearly the entire length thereof, and a fuel outlet aperture is provided on the side facing the said one side over nearly the entire length thereof, and an air inlet aperture is provided on the oxygen electrode side of one of the remaining two sides, the said air inlet aperture being located in that half of the said side which is closer to the fuel gas inlet aperture, and an air outlet aperture is provided on the side facing the said air inlet aperture, the said air outlet aperture being located in about that half the said side which is closer to the fuel outlet aperture.

대표청구항 ▼

[ What is claimed is:] [1.]1. A solid oxide electrolyte fuel cell, comprising:a planar power generation film including a solid electrolyte layer, an oxygen electrode formed on a first surface of the solid electrolyte layer, and a fuel electrode formed on a second surface of the solid electrolyte lay

[ What is claimed is:] [1.]1. A solid oxide electrolyte fuel cell, comprising:a planar power generation film including a solid electrolyte layer, an oxygen electrode formed on a first surface of the solid electrolyte layer, and a fuel electrode formed on a second surface of the solid electrolyte layer, said film having a pair of first opposing sides and a pair of second opposing sides substantially perpendicular to the first opposing sides;a first interconnector facing the fuel electrode and forming a first space between one side the first interconnector and the fuel electrode;a second interconnector facing the oxygen electrode and forming a second space between one side of the second interconnector and the oxygen electrode;a fuel gas inlet aperture for supplying fuel gas into the first space, the fuel gas inlet aperture being provided in a vicinity of the one of the first opposing sides of the power generation film between the first interconnector and the fuel electrode substantially along an entire length of the one of first opposing sides;a fuel gas outlet aperture for exhausting the fuel gas from the first space, the fuel gas outlet aperture being provided in a vicinity of another of the first opposing sides of the power generation film between the first interconnector and the fuel electrode substantially along an entire length of the another of the first opposing sides;an air inlet aperture for providing oxidant gas into the second space, the air inlet aperture being provided in a vicinity of the one of the second opposing sides of the power generation film between the second interconnector and the oxygen electrode and having about half a length of one of the second opposing sides at a position adjacent the fuel gas inlet aperture; andan air outlet aperture for exhausting the oxidant gas from the second space, the air outlet aperture being provided in a vicinity of another of the second opposing sides of the power generation film between the second interconnector and the oxygen electrode and having about half a length of the another of the second opposing sides at a position adjacent the first fuel outlet aperture.