Electrochemical cells for hydrogen gas production and electricity generation, and related systems and methods

Patent · Tue Jan 17 00:00:00 EST 2023

OSTI ID:1987040

Ding, Dong; Ding, Hanping; Wu, Wei; Jiang, Chao; He, Ting

An electrochemical cell comprises a first electrode, a second electrode, and a proton-conducting membrane between the first electrode and the second electrode. The first electrode comprises Pr(Co_1-x-y-z, Ni_x, Mn_y, Fe_z)O_3-δ, wherein 0≤x≤0.9, 0≤y≤0.9, 0≤z≤0.9, and δ is an oxygen deficit. The second electrode comprises a cermet material including at least one metal and at least one perovskite. Related structures, apparatuses, systems, and methods are also described.

• Research Organization: Idaho National Laboratory (INL), Idaho Falls, ID (United States)
• Sponsoring Organization: USDOE
• DOE Contract Number: AC07-05ID14517
• Assignee: Battelle Energy Alliance, LLC (Idaho Falls, ID)
• Patent Number(s): 11,557,781
• Application Number: 16/560,719
• OSTI ID: 1987040
• Resource Relation: Patent File Date: 09/04/2019
• Country of Publication: United States
• Language: English