High-temperature water vapor electrolysis device, hydrogen production method, and hydrogen production system

A high-temperature water vapor electrolysis device, a hydrogen production method, and a hydrogen production system are provided with: a cylindrical high-temperature water vapor electrolysis cell having a hydrogen gas/water vapor diffusion electrode layer on the inner side of an electrolyte layer and...

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Hauptverfasser: USUI, TOMONORI, KOSHIRO IKUMASA, HARA NOBUHIDE, ASANO KOJI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:A high-temperature water vapor electrolysis device, a hydrogen production method, and a hydrogen production system are provided with: a cylindrical high-temperature water vapor electrolysis cell having a hydrogen gas/water vapor diffusion electrode layer on the inner side of an electrolyte layer and an oxygen gas diffusion electrode layer on the outer side; a water vapor flow path through which high-temperature water vapor flows inside the high-temperature water vapor electrolytic cell; and a helium flow path through which high-temperature helium flows outside the high-temperature water vapor electrolytic cell to heat the high-temperature water vapor electrolytic cell. 在高温水蒸气电解装置和氢制造方法以及氢制造系统中,具备:高温水蒸气电解池,呈圆筒形状,在电解质层的内侧设有氢气/水蒸气扩散电极层,在外侧设有氧气扩散电极层;水蒸气流路,在高温水蒸气电解池的内侧流过高温水蒸气;以及氦流路,在高温水蒸气电解池的外侧流过高温氦而对高温水蒸气电解池进行加热。