JP7052076B2 - 加圧軽水炉型原子力発電所の生体保護コンクリートの解体方法 - Google Patents
加圧軽水炉型原子力発電所の生体保護コンクリートの解体方法 Download PDFInfo
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- JP7052076B2 JP7052076B2 JP2020557149A JP2020557149A JP7052076B2 JP 7052076 B2 JP7052076 B2 JP 7052076B2 JP 2020557149 A JP2020557149 A JP 2020557149A JP 2020557149 A JP2020557149 A JP 2020557149A JP 7052076 B2 JP7052076 B2 JP 7052076B2
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- bioprotective concrete
- concrete
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D1/00—Details of nuclear power plant
- G21D1/003—Nuclear facilities decommissioning arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/08—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with saw-blades of endless cutter-type, e.g. chain saws, i.e. saw chains, strap saws
- B28D1/088—Sawing in situ, e.g. stones from rocks, grooves in walls
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C1/00—Reactor types
- G21C1/04—Thermal reactors ; Epithermal reactors
- G21C1/06—Heterogeneous reactors, i.e. in which fuel and moderator are separated
- G21C1/08—Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being highly pressurised, e.g. boiling water reactor, integral super-heat reactor, pressurised water reactor
- G21C1/086—Pressurised water reactors
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
- G21F9/30—Processing
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
- G21C17/116—Passages or insulators, e.g. for electric cables
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- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Plasma & Fusion (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Measurement Of Radiation (AREA)
Description
Claims (6)
- 原子炉を取り囲む生体保護コンクリートに設置された中性子検知位置調節器を解体して、前記生体保護コンクリートに複数の貫通部を形成する段階と、
前記複数の貫通部に切断装置の一部を投入する段階と、
前記切断装置を用いて、前記生体保護コンクリートを複数のサブコンクリートに分解する段階と
を含み、
前記生体保護コンクリートは、円筒形の内壁面と六面体形の外壁面とを有し、前記貫通部は、前記円筒形の内壁面から前記六面体形の外壁面にまで延びる、原子力発電所の生体保護コンクリートの解体方法。 - 前記生体保護コンクリートの内部に原子炉解体装置を投入して前記原子炉を解体する段階をさらに含む、請求項1に記載の原子力発電所の生体保護コンクリートの解体方法。
- 前記貫通部は、前記円筒形の内壁から前記六面体形の外壁へと進むほど直径が小さくなる、請求項1に記載の原子力発電所の生体保護コンクリートの解体方法。
- 前記中性子検知位置調節器は、
前記原子炉に隣接する中性子検知器と、
前記中性子検知器を移動させる外部調節器と、
前記中性子検知器と前記外部調節器とを互いに連結させ、前記生体保護コンクリートを貫通する連結部材とを含み、
前記生体保護コンクリートに設置された中性子検知位置調節器を解体する段階は、
前記外部調節器を用いて、前記中性子検知器を前記生体保護コンクリートの内壁に密着させる段階と、
前記外部調節器と前記連結部材との間を切断する段階と、
前記連結部材を前記生体保護コンクリートから分離して、前記生体保護コンクリートに前記貫通部を形成する段階と
を含む、請求項1に記載の原子力発電所の生体保護コンクリートの解体方法。 - 前記中性子検知位置調節器は、前記中性子検知器の下部に設けられた移送部をさらに含み、
前記移送部を用いて、前記中性子検知器を前記生体保護コンクリートの内壁面にまで移動させる、請求項4に記載の原子力発電所の生体保護コンクリートの解体方法。 - 前記切断装置は、ワイヤソーを含む、請求項1に記載の原子力発電所の生体保護コンクリートの解体方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2018-0044579 | 2018-04-17 | ||
KR1020180044579A KR102061286B1 (ko) | 2018-04-17 | 2018-04-17 | 가압 경수로형 원자력 발전소의 생체 보호 콘크리트의 해체 방법 |
PCT/KR2019/004659 WO2019203576A1 (ko) | 2018-04-17 | 2019-04-17 | 가압 경수로형 원자력 발전소의 생체 보호 콘크리트의 해체 방법 |
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JP2021518911A JP2021518911A (ja) | 2021-08-05 |
JP7052076B2 true JP7052076B2 (ja) | 2022-04-11 |
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JP2020557149A Active JP7052076B2 (ja) | 2018-04-17 | 2019-04-17 | 加圧軽水炉型原子力発電所の生体保護コンクリートの解体方法 |
Country Status (5)
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US (1) | US11715573B2 (ja) |
EP (1) | EP3783620A4 (ja) |
JP (1) | JP7052076B2 (ja) |
KR (1) | KR102061286B1 (ja) |
WO (1) | WO2019203576A1 (ja) |
Families Citing this family (2)
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KR101942997B1 (ko) * | 2018-07-27 | 2019-01-28 | 한국원자력연구원 | 원전 방사화 구조물 제거 방법 |
KR102592766B1 (ko) | 2021-07-16 | 2023-10-20 | 한국수력원자력 주식회사 | 원자력 발전소 전열관 세정시스템 및 방법 |
Citations (1)
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JP2005083923A (ja) | 2003-09-09 | 2005-03-31 | Ohbayashi Corp | 生体遮蔽壁の解体方法 |
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JPS5923298A (ja) * | 1982-07-30 | 1984-02-06 | 清水建設株式会社 | 原子炉配管切断方法 |
JPS6117696A (ja) | 1984-07-05 | 1986-01-25 | 株式会社大林組 | 地下坑道の構築工法 |
JPS6117696U (ja) * | 1984-07-06 | 1986-02-01 | 三菱重工業株式会社 | 炉外中性子束検出器の保持装置 |
JP2969222B2 (ja) * | 1990-06-07 | 1999-11-02 | 清水建設株式会社 | 原子炉の生体遮蔽コンクリート壁の解体装置および原子炉の生体遮蔽コンクリート壁の解体工法 |
JP2857805B2 (ja) * | 1990-10-22 | 1999-02-17 | 株式会社竹中工務店 | 原子炉生体遮蔽体構造物における放射化部分の大ブロック化切取り方法 |
JPH05196797A (ja) * | 1992-01-22 | 1993-08-06 | Shimizu Corp | 原子力施設における生体遮蔽壁の解体方法 |
FR2707418B1 (fr) * | 1993-07-07 | 1995-09-22 | Framatome Sa | Dispositif d'extraction et d'évacuation d'un doigt de gant de mesure de paramètres dans le cÓoeur d'un réacteur nucléaire. |
JPH08194097A (ja) * | 1995-01-18 | 1996-07-30 | Toshiba Eng Co Ltd | 原子炉遮蔽壁の切断装置及び切断方法 |
US9268043B2 (en) | 2012-09-27 | 2016-02-23 | Alexander DeVolpi | Radiation-monitoring system with correlated hodoscopes |
FR3038444B1 (fr) * | 2015-06-30 | 2017-08-11 | Soc Technique Pour L'energie Atomique | Assemblage de penetration electrique de cuve d'un reacteur nucleaire |
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2018
- 2018-04-17 KR KR1020180044579A patent/KR102061286B1/ko active IP Right Grant
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2019
- 2019-04-17 US US17/047,826 patent/US11715573B2/en active Active
- 2019-04-17 WO PCT/KR2019/004659 patent/WO2019203576A1/ko unknown
- 2019-04-17 EP EP19787622.0A patent/EP3783620A4/en active Pending
- 2019-04-17 JP JP2020557149A patent/JP7052076B2/ja active Active
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JP2005083923A (ja) | 2003-09-09 | 2005-03-31 | Ohbayashi Corp | 生体遮蔽壁の解体方法 |
Also Published As
Publication number | Publication date |
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WO2019203576A1 (ko) | 2019-10-24 |
EP3783620A4 (en) | 2022-01-05 |
KR20190121078A (ko) | 2019-10-25 |
JP2021518911A (ja) | 2021-08-05 |
EP3783620A1 (en) | 2021-02-24 |
US11715573B2 (en) | 2023-08-01 |
KR102061286B1 (ko) | 2019-12-31 |
US20210158981A1 (en) | 2021-05-27 |
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