JP5002606B2 - 腐食電位センサ - Google Patents
腐食電位センサ Download PDFInfo
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- JP5002606B2 JP5002606B2 JP2009018947A JP2009018947A JP5002606B2 JP 5002606 B2 JP5002606 B2 JP 5002606B2 JP 2009018947 A JP2009018947 A JP 2009018947A JP 2009018947 A JP2009018947 A JP 2009018947A JP 5002606 B2 JP5002606 B2 JP 5002606B2
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- electrode
- tubular
- corrosion potential
- potential sensor
- fixing body
- Prior art date
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- 238000005260 corrosion Methods 0.000 title claims description 100
- 230000007797 corrosion Effects 0.000 title claims description 100
- 239000012212 insulator Substances 0.000 claims description 64
- 229910052751 metal Inorganic materials 0.000 claims description 62
- 239000002184 metal Substances 0.000 claims description 62
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 16
- 239000000956 alloy Substances 0.000 claims description 15
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 229910052697 platinum Inorganic materials 0.000 claims description 11
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 10
- 229910052726 zirconium Inorganic materials 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 229910052594 sapphire Inorganic materials 0.000 claims description 2
- 239000010980 sapphire Substances 0.000 claims description 2
- 229910002076 stabilized zirconia Inorganic materials 0.000 claims description 2
- 229960001716 benzalkonium Drugs 0.000 claims 1
- CYDRXTMLKJDRQH-UHFFFAOYSA-N benzododecinium Chemical compound CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 CYDRXTMLKJDRQH-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 59
- 229910052739 hydrogen Inorganic materials 0.000 description 20
- 239000001257 hydrogen Substances 0.000 description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 16
- 239000001301 oxygen Substances 0.000 description 16
- 229910052760 oxygen Inorganic materials 0.000 description 16
- 238000000746 purification Methods 0.000 description 15
- 238000005219 brazing Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 9
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000001465 metallisation Methods 0.000 description 8
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 239000000498 cooling water Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000009835 boiling Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 238000005336 cracking Methods 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000006479 redox reaction Methods 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910001928 zirconium oxide Inorganic materials 0.000 description 2
- PCEXQRKSUSSDFT-UHFFFAOYSA-N [Mn].[Mo] Chemical compound [Mn].[Mo] PCEXQRKSUSSDFT-UHFFFAOYSA-N 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/02—Devices or arrangements for monitoring coolant or moderator
- G21C17/022—Devices or arrangements for monitoring coolant or moderator for monitoring liquid coolants or moderators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/04—Corrosion probes
-
- 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
Description
11 電極キャップ
12 電極固定体
13,17 メタライズ処理部
14,16 ろう付け部
15 管状絶縁体
18 管状金属筐体
19 導線
20 導線引き出し治具
21 電極
31 原子炉圧力容器
32 炉心
33 ダウンカマ
34 再循環系配管
35 再循環ポンプ
36 主蒸気配管
37 タービン
38 復水器
39 給水配管
40 給水ポンプ
41 浄化系配管
42 浄化系ポンプ
43 浄化装置
44 ボトムドレン配管
45 水素注入装置
46 原子炉格納容器
50 金属スペーサ
51 中間層
52 白金層
Claims (9)
- 電極キャップと、
前記電極キャップを固定する導電性の電極固定体と、
接続部位の前記電極固定体が外側になるように重複させて電極固定体と接続する絶縁性の管状絶縁体と、
接続部位の管状絶縁体が内側になるように管状絶縁体と重複させて管状接続体と接続する管状金属筐体と、
管状絶縁体と管状金属筐体を通って電極固定体に接続される導線とを備え、
前記電極キャップは、前記電極固定体を覆い、ジルコニウムからなることを特徴とする腐食電位センサ。 - 電極キャップと、
前記電極キャップを固定するための導電性の電極固定体と、
接続部位の電極固定体が外側になるように重複させて電極固定体と接続する絶縁性の管状絶縁体と、
接続部位の管状絶縁体が内側になるように管状絶縁体と重複させて管状接続体と接続する管状金属筐体と、
管状絶縁体と管状金属筐体を通って電極固定体に接続される導線とを備え、
前記電極キャップは、前記電極固定体の接液面および前記電極固定体と前記管状絶縁体の接続部の接液面を覆い、ジルコニウムからなることを特徴とする腐食電位センサ。 - 前記電極キャップと前記管状絶縁体の隙間に、ジルコニウムからなる金属スペーサを設置することを特徴とする請求項2に記載の腐食電位センサ。
- 前記電極キャップと前記金属スペーサを溶接により固定することを特徴とする請求項3に記載の腐食電位センサ。
- 前記管状絶縁体と前記管状金属筐体の接続部の接液面に中間層を被覆し、更に中間層の接液面に白金を被覆することを特徴とする請求項1に記載の腐食電位センサ。
- 前記中間層がチタンで構成されることを特徴とする請求項5に記載の腐食電位センサ。
- 前記電極固定体と前記管状金属筐体の線膨張係数が、管状絶縁体の線膨張係数より小さいことを特徴とする請求項1に記載の腐食電位センサ。
- 前記電極固定体および前記管状金属筐体が、Fe−29Ni−17Co合金又はFe−42Ni合金であることを特徴とする請求項7に記載の腐食電位センサ。
- 前記管状絶縁体がサファイア又は安定化ジルコニアであることを特徴とする請求項7に記載の腐食電位センサ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009018947A JP5002606B2 (ja) | 2009-01-30 | 2009-01-30 | 腐食電位センサ |
US12/696,355 US8524056B2 (en) | 2009-01-30 | 2010-01-29 | Electrochemical corrosion potential sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009018947A JP5002606B2 (ja) | 2009-01-30 | 2009-01-30 | 腐食電位センサ |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2010175416A JP2010175416A (ja) | 2010-08-12 |
JP2010175416A5 JP2010175416A5 (ja) | 2011-04-21 |
JP5002606B2 true JP5002606B2 (ja) | 2012-08-15 |
Family
ID=42558979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009018947A Active JP5002606B2 (ja) | 2009-01-30 | 2009-01-30 | 腐食電位センサ |
Country Status (2)
Country | Link |
---|---|
US (1) | US8524056B2 (ja) |
JP (1) | JP5002606B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102570228B1 (ko) | 2017-11-08 | 2023-08-25 | 아이센스프로 엔브이 | 결로 및/또는 부식 진행을 측정하기 위한 개선된 장치 및 방법 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5358554B2 (ja) * | 2010-12-20 | 2013-12-04 | 日立Geニュークリア・エナジー株式会社 | 腐食電位センサ及び腐食電位センサの設置構造 |
RU2463576C1 (ru) * | 2011-02-17 | 2012-10-10 | Общество с ограниченной ответственностью "Газпром Трансгаз Ставрополь" | Биметаллический датчик контактной коррозии |
US9443621B2 (en) | 2011-09-23 | 2016-09-13 | Ge-Hitachi Nuclear Energy Americas Llc | Method of adjusting oxygen concentration of reactor water samples using demineralized water |
KR101447012B1 (ko) * | 2012-06-22 | 2014-10-07 | 한국원자력연구원 | 금속합금 구조재의 응력부식균열에 대한 비파괴적 평가방법 및 그 금속구조재의 잔여수명 평가방법 |
JP5956368B2 (ja) * | 2013-03-07 | 2016-07-27 | 日立Geニュークリア・エナジー株式会社 | 腐食電位センサ |
JP6106061B2 (ja) * | 2013-10-04 | 2017-03-29 | 日立Geニュークリア・エナジー株式会社 | 腐食電位センサ |
JP6506849B2 (ja) * | 2015-10-07 | 2019-04-24 | 株式会社日立製作所 | 腐食環境モニタリング装置及び方法 |
JP2020085563A (ja) * | 2018-11-20 | 2020-06-04 | 日立Geニュークリア・エナジー株式会社 | 腐食電位センサ |
US11121076B2 (en) * | 2019-06-27 | 2021-09-14 | Texas Instruments Incorporated | Semiconductor die with conversion coating |
CN110702599B (zh) * | 2019-11-08 | 2021-04-02 | 大连理工大学 | 一种顶部腐蚀监测实验系统及监测方法 |
CN111912777B (zh) * | 2020-07-15 | 2022-03-01 | 中国核动力研究设计院 | 一种高温高压电化学实验用样品固定装置及其安装方法 |
Family Cites Families (16)
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JPS61223646A (ja) * | 1985-03-29 | 1986-10-04 | Toshiba Corp | 照合電極 |
US4978921A (en) * | 1989-05-01 | 1990-12-18 | General Electric Company | Electrode probe for use in aqueous environments of high temperature and high radiation |
US5192414A (en) * | 1990-12-20 | 1993-03-09 | General Electric Company | Electrode probe for use in aqueous environments of high temperature and high radiation |
US5217596A (en) * | 1991-08-15 | 1993-06-08 | General Electric Company | Electrode probe for use in aqueous environments of high temperature and high radiation |
US5848113A (en) | 1997-09-12 | 1998-12-08 | General Electric Company | Coated electrochemical corrosion potential sensor |
US5896432A (en) | 1997-09-12 | 1999-04-20 | General Electric Company | Brazeless electrochemical corrosion potential sensor |
US6222307B1 (en) * | 1997-12-31 | 2001-04-24 | General Electric Company | Platinum tip ECP sensor and fabrication thereof |
US6181760B1 (en) * | 1999-07-20 | 2001-01-30 | General Electric Company | Electrochemical corrosion potential sensor with increased lifetime |
JP4213335B2 (ja) | 2000-10-10 | 2009-01-21 | 株式会社東芝 | 白金照合電極 |
EP1231193A1 (en) * | 2001-02-08 | 2002-08-14 | Sck.Cen | A leak-tight junction for use in extreme environments, a method of making the same and devices using the same |
JP2003004887A (ja) * | 2001-06-21 | 2003-01-08 | Hitachi Ltd | 腐食電位センサおよび沸騰水型原子力プラント並びにpHセンサ |
US6610185B2 (en) * | 2001-10-10 | 2003-08-26 | General Electric Company | Electrochemical corrosion potential sensor and method of making |
US6869511B2 (en) * | 2002-08-15 | 2005-03-22 | General Electric Company | Ceramic electrochemical corrosion potential sensor probe with increased lifetime |
US6623611B1 (en) * | 2002-11-20 | 2003-09-23 | General Electric Company | Zircalloy tipped ECP sensor electrode |
JP4363163B2 (ja) | 2003-11-06 | 2009-11-11 | 日立Geニュークリア・エナジー株式会社 | 腐食電位センサ |
JP4709191B2 (ja) | 2007-08-09 | 2011-06-22 | 日立Geニュークリア・エナジー株式会社 | 腐食電位センサ |
-
2009
- 2009-01-30 JP JP2009018947A patent/JP5002606B2/ja active Active
-
2010
- 2010-01-29 US US12/696,355 patent/US8524056B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102570228B1 (ko) | 2017-11-08 | 2023-08-25 | 아이센스프로 엔브이 | 결로 및/또는 부식 진행을 측정하기 위한 개선된 장치 및 방법 |
Also Published As
Publication number | Publication date |
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JP2010175416A (ja) | 2010-08-12 |
US20100206729A1 (en) | 2010-08-19 |
US8524056B2 (en) | 2013-09-03 |
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