fig2

Figure 2. (A) Tubular SOFC cells and a system delivering 220 kW from Siemens/Westinghouse[7,8]. (B) Bloom energy SOFC products from a single cell, stack to power systems. (C) Cross-sectional image of a metal-supported SOFC cell from Ceres Power Ltd. and an exemplary single cell from Ceres Power (Copyright from Ref.[11]).