JP6146713B2 - プロトン導電性セラミックスを用いた水素濃度計 - Google Patents
プロトン導電性セラミックスを用いた水素濃度計 Download PDFInfo
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- JP6146713B2 JP6146713B2 JP2013184855A JP2013184855A JP6146713B2 JP 6146713 B2 JP6146713 B2 JP 6146713B2 JP 2013184855 A JP2013184855 A JP 2013184855A JP 2013184855 A JP2013184855 A JP 2013184855A JP 6146713 B2 JP6146713 B2 JP 6146713B2
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- Prior art keywords
- hydrogen
- concentration meter
- hydrogen concentration
- proton conductive
- metal
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- 239000001257 hydrogen Substances 0.000 title claims description 150
- 229910052739 hydrogen Inorganic materials 0.000 title claims description 150
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims description 138
- 239000000919 ceramic Substances 0.000 title claims description 59
- 229910052751 metal Inorganic materials 0.000 claims description 41
- 239000002184 metal Substances 0.000 claims description 41
- 229910045601 alloy Inorganic materials 0.000 claims description 33
- 239000000956 alloy Substances 0.000 claims description 33
- 150000002431 hydrogen Chemical class 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 13
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229910002482 Cu–Ni Inorganic materials 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 description 22
- 239000007784 solid electrolyte Substances 0.000 description 16
- 239000007789 gas Substances 0.000 description 14
- 238000005219 brazing Methods 0.000 description 12
- 239000012925 reference material Substances 0.000 description 12
- 230000005855 radiation Effects 0.000 description 11
- 238000005259 measurement Methods 0.000 description 10
- 239000004020 conductor Substances 0.000 description 9
- 239000010931 gold Substances 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- 238000007599 discharging Methods 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 6
- 230000035699 permeability Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910001252 Pd alloy Inorganic materials 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000010416 ion conductor Substances 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 230000005251 gamma ray Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 229910017135 Fe—O Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910011212 Ti—Fe Inorganic materials 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 229910003126 Zr–Ni Inorganic materials 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229910000833 kovar Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Description
(2)基準物質:結晶水を持つAIPO4・xH20の粉末とLa0.4Sr0.6CrO3-α等の導電性セラミックスの粉末を適正混合した粉末を選定。
(3)ヒータ及び熱電対:プロトン導電性セラミックス内部に装荷し、一定温度に制御可能。
(4)内外電極:プロトン導電体セラミックスの内外側にはPtペーストを焼結することで、プロトン導電性セラミックスの起電力測定用の電極を設けている。内外の電極はポーラス状であり、各電極にはPtリード線が取付けられている。
(5)リード線:金属筐体内部のリード線(セラミックヒータ、熱電対及び内外電極)には、耐放射線性を有するMIケーブルを使用。
(1)水素濃度計の構成材料
(2)水素濃度計20の基本構造
(3)水素透過防止対策
21…プロトン導電性セラミックスのセンサ
22…基準物質
23…ポーラスPt電極
27…金属筐体
28…MIケーブル
35…水素吸蔵合金
36…水素排出用枝管
37…Pd合金枝管部
38…ヒータ
Claims (5)
- 金属筐体と、該金属筐体に連通して取り付けられた袋管状のプロトン導電性セラミックス管と、該プロトン導電性セラミックス管の内外壁面に設けられた2つの電極と、これらの電極に接続されたMIケーブルを備え、前記プロトン導電性セラミックス管の内外の水素ガス分圧の相違によって前記電極間に生ずる起電力の大きさから水素ガスの濃度を測定する水素濃度計において、前記金属筐体内部に水素を吸蔵する合金を取付け、前記金属筐体に侵入する水素を吸蔵するようにしたことを特徴とするプロトン導電性セラミックスを用いた水素濃度計。
- 請求項1に記載の水素濃度計において、前記金属筐体に連通させて、水素排出用枝管を取り付け、該水素排出用枝管に水素透過金属を接合し、該水素透過金属をヒータによって加熱することで前記金属筐体の内部に侵入した水素を大気中に放出させることを特徴とするプロトン導電性セラミックスを用いた水素濃度計。
- 請求項1に記載の水素濃度計において、前記水素を吸蔵する合金が、チタニウム系合金のポーラス状の焼結体であることを特徴とするプロトン導電性セラミックスを用いた水素濃度計。
- 請求項1又は2に記載の水素濃度計において、前記金属筐体と前記MIケーブルの金属表面にAuコーティングが施されていることを特徴とするプロトン導電性セラミックスを用いた水素濃度計。
- 請求項1乃至4のいずれかに記載の水素濃度計において、前記金属筐体の外部への、前記MIケーブルのリード材が、Cu-Ni合金から成ることを特徴とするプロトン導電性セラミックスを用いた水素濃度計。
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JP2013184855A JP6146713B2 (ja) | 2013-09-06 | 2013-09-06 | プロトン導電性セラミックスを用いた水素濃度計 |
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JP2013184855A JP6146713B2 (ja) | 2013-09-06 | 2013-09-06 | プロトン導電性セラミックスを用いた水素濃度計 |
Publications (2)
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JP2015052502A JP2015052502A (ja) | 2015-03-19 |
JP6146713B2 true JP6146713B2 (ja) | 2017-06-14 |
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JP2013184855A Active JP6146713B2 (ja) | 2013-09-06 | 2013-09-06 | プロトン導電性セラミックスを用いた水素濃度計 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7265007B2 (ja) * | 2019-07-01 | 2023-04-25 | 東京窯業株式会社 | 固体基準物質及び水素ガスセンサ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59219429A (ja) * | 1983-05-25 | 1984-12-10 | Toyobo Co Ltd | 多孔性水素吸蔵用金属成形体 |
JPH0788993B2 (ja) * | 1986-06-19 | 1995-09-27 | 三洋電機株式会社 | 水素ガス排気装置 |
JP2895020B2 (ja) * | 1997-03-31 | 1999-05-24 | 助川電気工業株式会社 | 固体表層からの放出ガス測定方法 |
JP2001051088A (ja) * | 1999-08-04 | 2001-02-23 | Mitsubishi Heavy Ind Ltd | 水リーク検出器 |
JP4127770B2 (ja) * | 2002-05-30 | 2008-07-30 | 東京窯業株式会社 | 水素ガスセンサ |
JP4061556B2 (ja) * | 2005-08-12 | 2008-03-19 | 株式会社新潟Tlo | 水素量センサーおよび水素貯蔵装置 |
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