| 摘要 |
PROBLEM TO BE SOLVED: To provide an electrochemical cell stack capable of using a solid electrolyte membrane stably for a long term in a temperature range where the solid electrolyte membrane functions effectively, and a power system.SOLUTION: An electrochemical cell stack 10 includes a small unit cell stack 11 including one or more single cell 13 formed by stacking collectors 15, 16 and a separator 17 on the opposite surfaces of an electrochemical cell 14 including electrolyte membrane 21, an oxygen electrode 22 provided on one principal surface of the electrolyte membrane 21, and a hydrogen electrode 23 provided on the other principal surface of the electrolyte membrane 21, and a heat exchanger 12 provided between the small unit cell stacks 11 and exchanging heat with the small unit cell stack 11. The electrochemical cell stack 10 includes the heat exchanger 12 provided between the small unit cell stacks 11, and capable of exchanging heat with the small unit cell stack 11.SELECTED DRAWING: Figure 2 |
