KR100415265B1 - 원자력발전소 증기발생기 전열관의 2차측 응력부식균열억제 방법 - Google Patents
원자력발전소 증기발생기 전열관의 2차측 응력부식균열억제 방법 Download PDFInfo
- Publication number
- KR100415265B1 KR100415265B1 KR10-2001-0015552A KR20010015552A KR100415265B1 KR 100415265 B1 KR100415265 B1 KR 100415265B1 KR 20010015552 A KR20010015552 A KR 20010015552A KR 100415265 B1 KR100415265 B1 KR 100415265B1
- Authority
- KR
- South Korea
- Prior art keywords
- corrosion inhibitor
- corrosion
- boride
- steam generator
- stress corrosion
- Prior art date
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Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D1/00—Details of nuclear power plant
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C28/00—Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/18—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using inorganic inhibitors
- C23F11/182—Sulfur, boron or silicon containing compounds
-
- 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
- G21C17/0225—Chemical surface treatment, e.g. corrosion
-
- 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
-
- 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
Abstract
Description
Claims (15)
- 원자력발전소 증기발생기 전열관의 2차측 입계부식 및 응력부식균열을 억제하기 위해 2차측 급수에 공급되는 부식 억제제에 있어서, 상기 부식 억제제가 세륨 보라이드, 란타늄 보라이드 또는 이들의 혼합물로 구성되는 군에서 선택되는 화합물인 것을 특징으로 하는 부식 억제제.
- 제1항에 있어서, 상기 부식 억제제가 세륨 보라이드인 부식 억제제.
- 제1항에 있어서, 상기 부식 억제제가 란타늄 보라이드인 부식 억제제.
- 제1항에 있어서, 상기 부식 억제제가 세륨 보라이드 및 란타늄 보라이드의 혼합물인 부식 억제제.
- 제1항에 있어서, 상기 부식 억제제의 사용량이 급수 1 리터에 대해 0.05 - 5g인 부식 억제제.
- 제1항에 있어서, 상기 급수가 납성분을 포함하는 것을 특징으로 하는 부식 억제제.
- 원자력발전소 증기발생기 전열관의 2차측 입계부식 및 응력부식균열을 억제하는 방법에 있어서, 상기 방법이 2차측 급수계통에 세륨 보라이드, 란타늄 보라이드 또는 이들의 혼합물로 구성되는 군에서 선택되는 화합물을 부식 억제제로 공급하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제7항에 있어서, 상기 부식 억제제가 세륨 보라이드인 방법.
- 제7항에 있어서, 상기 부식 억제제가 란타늄 보라이드인 방법.
- 제7항에 있어서, 상기 부식 억제제가 세륨 보라이드 및 란타늄 보라이드의 혼합물인 방법.
- 제7항 내지 제10항 중 어느 한 항에 있어서, 상기 부식 억제제의 사용량이 급수 1 리터에 대해 0.05 - 5g인 방법.
- 제7항 내지 제10항 중 어느 한 항에 있어서, 상기 급수의 pH가 20℃에서 5.0 - 9.5이고 급수의 온도가 20℃ 내지 330℃ 인 것을 특징으로 하는 방법.
- 제7항 내지 제10항 중 어느 한 항에 있어서, 상기 급수가 순환되는 것을 특징으로 하는 방법.
- 제7항 내지 제10항 중 어느 한 항에 있어서, 상기 급수가 부식 억제제가 침적하여 표면 피막을 형성할 수 있는 시간 범위 내에서 정지 상태인 방법.
- 제7항 내지 제10항 중 어느 한 항에 있어서, 상기 급수가 납성분을 포함하는 것을 특징으로 하는 방법.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0015552A KR100415265B1 (ko) | 2001-03-26 | 2001-03-26 | 원자력발전소 증기발생기 전열관의 2차측 응력부식균열억제 방법 |
US10/004,140 US6556642B2 (en) | 2001-03-26 | 2001-10-23 | Inhibition method of the secondary side stress corrosion cracking in nuclear steam generator tubes |
FR0115851A FR2822582B1 (fr) | 2001-03-26 | 2001-12-07 | Procede d'inhibition de la fissuration par corrosion sous contraintes dans le circuit secondaire, dans des tubes de generateur de vapeur nucleaire |
US10/102,091 US6885721B2 (en) | 2001-03-26 | 2002-03-19 | Inhibition method of stress corrosion cracking of nuclear steam generator tubes by lanthanum boride |
FR0203611A FR2822478B1 (fr) | 2001-03-26 | 2002-03-22 | Inhibition de la fissuration sous contrainte par corrosion de tubes de generateur de vapeur nucleaire par du borure de lanthane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0015552A KR100415265B1 (ko) | 2001-03-26 | 2001-03-26 | 원자력발전소 증기발생기 전열관의 2차측 응력부식균열억제 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020075525A KR20020075525A (ko) | 2002-10-05 |
KR100415265B1 true KR100415265B1 (ko) | 2004-01-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2001-0015552A KR100415265B1 (ko) | 2001-03-26 | 2001-03-26 | 원자력발전소 증기발생기 전열관의 2차측 응력부식균열억제 방법 |
Country Status (3)
Country | Link |
---|---|
US (2) | US6556642B2 (ko) |
KR (1) | KR100415265B1 (ko) |
FR (2) | FR2822582B1 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4776219B2 (ja) | 2004-12-09 | 2011-09-21 | 株式会社東芝 | 原子力発電プラントとその耐食性被膜形成方法および原子炉運転方法 |
KR100834290B1 (ko) | 2006-10-19 | 2008-05-30 | 한국원자력연구원 | 니켈보라이드를 포함하는 원자력발전소 증기발생기전열관의 2차측 납유기 응력부식균열 억제제 및 이의억제방법 |
KR100964172B1 (ko) | 2008-04-08 | 2010-06-17 | 한국원자력연구원 | 니켈 금속 또는 니켈 합금의 도금에 의한 부식손상 결함방지 방법 |
US8433030B2 (en) | 2008-12-01 | 2013-04-30 | Electric Power Research Institute, Inc. | Crystal habit modifiers for nuclear power water chemistry control of fuel deposits and steam generator crud |
US9115431B2 (en) | 2010-01-22 | 2015-08-25 | Midcontinental Chemical | Methods and compositions for reducing stress corrosion cracking |
US20110180759A1 (en) * | 2010-01-22 | 2011-07-28 | Midcontinental Chemical Company, Inc. | Methods and compositions for reducing stress corrosion cracking |
KR101457340B1 (ko) | 2012-08-20 | 2014-11-03 | 한국원자력연구원 | 부식방지층을 갖는 증기발생기 튜브시트 및 그 제조 방법 |
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2001
- 2001-03-26 KR KR10-2001-0015552A patent/KR100415265B1/ko not_active IP Right Cessation
- 2001-10-23 US US10/004,140 patent/US6556642B2/en not_active Expired - Lifetime
- 2001-12-07 FR FR0115851A patent/FR2822582B1/fr not_active Expired - Fee Related
-
2002
- 2002-03-19 US US10/102,091 patent/US6885721B2/en not_active Expired - Lifetime
- 2002-03-22 FR FR0203611A patent/FR2822478B1/fr not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US4372377A (en) * | 1981-03-16 | 1983-02-08 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Heat pipes containing alkali metal working fluid |
JPH02167495A (ja) * | 1988-12-21 | 1990-06-27 | Nippon Nuclear Fuel Dev Co Ltd | ジルコニウム合金製の核燃料要素構造部材 |
KR960701231A (ko) * | 1993-03-19 | 1996-02-24 | 삐에르 쇼미죠 | 수형 원자로용 내식성 지르코늄 합금(corrosion-proof zirconium alloys, in particular for water reactors) |
US5774516A (en) * | 1993-10-29 | 1998-06-30 | General Electric Company | Modification of oxide film electrical conductivity to maintain low corrosion potential in high-temperature water |
JP2001158981A (ja) * | 1999-12-01 | 2001-06-12 | Nippon Paint Co Ltd | 熱交換器用アルミニウム材の防錆処理システムおよび防錆処理された熱交換器用アルミニウム材 |
Also Published As
Publication number | Publication date |
---|---|
KR20020075525A (ko) | 2002-10-05 |
FR2822582B1 (fr) | 2005-09-23 |
US20020136345A1 (en) | 2002-09-26 |
US20020150195A1 (en) | 2002-10-17 |
FR2822478B1 (fr) | 2004-10-22 |
US6556642B2 (en) | 2003-04-29 |
FR2822582A1 (fr) | 2002-09-27 |
US6885721B2 (en) | 2005-04-26 |
FR2822478A1 (fr) | 2002-09-27 |
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