초록

A solid oxide fuel cell includes a cathode, a solid ceramic electrolyte, and an anode comprising a cermet containing an environment tolerant catalyst, such as a fuel starvation and/or a sulfur tolerant catalyst.

대표청구항 ▼

What is claimed is: 1. A solid oxide fuel cell, comprising: a cathode; a solid ceramic electrolyte comprising a stabilized zirconia layer and a samaria doped ceria layer; and a fuel starvation tolerant anode comprising a cermet consisting essentially of Ni, a stabilized zirconia and a catalyst mate

What is claimed is: 1. A solid oxide fuel cell, comprising: a cathode; a solid ceramic electrolyte comprising a stabilized zirconia layer and a samaria doped ceria layer; and a fuel starvation tolerant anode comprising a cermet consisting essentially of Ni, a stabilized zirconia and a catalyst material which excludes Ru. 2. The fuel cell of claim 1, wherein the fuel starvation tolerant anode comprises a catalyst material selected from at least one of Pt, Pd, and Rh, and the stabilized zirconia comprises YSZ. 3. The fuel cell of claim 1, wherein the anode cermet excludes Ru. 4. The fuel cell of claim 1, wherein the electrolyte comprises the samaria doped ceria layer located between two stabilized zirconia layers. 5. The fuel cell of claim 1, wherein the samaria doped ceria layer is located between the anode and the stabilized zirconia layer. 6. The fuel cell of claim 1, wherein the stabilized zirconia layer comprises a YSZ layer. 7. The fuel cell of claim 1, wherein the electrolyte comprises a planar electrolyte. 8. The fuel cell of claim 1, wherein the electrolyte supports the anode and the cathode. 9. The fuel cell of claim 1, wherein the electrolyte comprises a planar electrolyte and the electrolyte supports the anode and the cathode.