Electrochemical cell and hydrogen generation method
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsTAKEHITO GOTO, TOMOHIRO KUROHA, TAKASHI KAKUWA, TAKESHI TERAYAMA, SHIGENORI ONUMA, YUICHI MIKAMI, KOSUKE NUNOO, KYOHEI KAWADA
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Abstract
An electrochemical cell of the present disclosure includes a first cell and a second cell. The first cell includes a first electrolyte layer containing an oxide ion conductor. The second cell includes a second electrolyte layer containing a proton conductor, and the second cell is disposed to face the first cell.
Claims14
An electrochemical cell comprising:
- a first cell including a first electrolyte layer containing an oxide ion conductor;
- and
- a second cell including a second electrolyte layer containing a proton conductor, the second cell being disposed to face the first cell.
electrochemical cell according to claim 1, wherein
- the first cell further includes a first electrode and a second electrode,
- in the first cell, the first electrolyte layer is disposed between the first electrode and the second electrode,
- the second cell further includes a third electrode and a fourth electrode,
- in the second cell, the second electrolyte layer is disposed between the third electrode and the fourth electrode, and
- the first electrode and the third electrode face each other.
The electrochemical cell according to claim 7, wherein
- hydrogen is generated at the first electrode,
- hydrogen is generated at the second electrode,
- hydrogen is converted to protons at the third electrode, and
- hydrogen is generated at the fourth electrode.
The electrochemical cell according to claim 7, wherein
- hydrogen is converted to protons at the fourth electrode,
- hydrogen is generated at the third electrode, and
- the first cell generates power by using hydrogen supplied to the first electrode and oxygen supplied to the second electrode,
A hydrogen generation method comprising:
- disposing a first cell and a second cell so as to face each other, the first cell including an oxide on conductor as an electrolyte, the second cell including a proton conductor as an electrolyte;
- generating hydrogen and oxygen by decomposing water vapor by using the first cell;
- and
- separating the hydrogen from a mixture gas of the hydrogen generated in the first cell and water vapor which has not been decomposed in the first cell.
Dependencies are inferred from the claim text.