ES3010344T3 - Electrolytic treatment for nuclear decontamination - Google Patents
Electrolytic treatment for nuclear decontamination Download PDFInfo
- Publication number
- ES3010344T3 ES3010344T3 ES19798346T ES19798346T ES3010344T3 ES 3010344 T3 ES3010344 T3 ES 3010344T3 ES 19798346 T ES19798346 T ES 19798346T ES 19798346 T ES19798346 T ES 19798346T ES 3010344 T3 ES3010344 T3 ES 3010344T3
- Authority
- ES
- Spain
- Prior art keywords
- electrodes
- electrolytic treatment
- treatment system
- electrolyte solution
- workpiece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000011282 treatment Methods 0.000 title claims abstract description 45
- 238000005202 decontamination Methods 0.000 title description 15
- 230000003588 decontaminative effect Effects 0.000 title description 13
- 239000002184 metal Substances 0.000 claims abstract description 43
- 229910052751 metal Inorganic materials 0.000 claims abstract description 43
- 238000000034 method Methods 0.000 claims description 43
- 230000008569 process Effects 0.000 claims description 24
- 239000008151 electrolyte solution Substances 0.000 claims description 12
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 10
- 229910017604 nitric acid Inorganic materials 0.000 claims description 10
- 230000010287 polarization Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 150000003841 chloride salts Chemical class 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 2
- 230000003134 recirculating effect Effects 0.000 claims 1
- 239000003792 electrolyte Substances 0.000 abstract description 36
- 239000000463 material Substances 0.000 description 12
- 238000005260 corrosion Methods 0.000 description 11
- 230000007797 corrosion Effects 0.000 description 11
- 238000011109 contamination Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 7
- 230000000149 penetrating effect Effects 0.000 description 7
- 230000002285 radioactive effect Effects 0.000 description 7
- 238000004090 dissolution Methods 0.000 description 6
- 230000005684 electric field Effects 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 150000002739 metals Chemical class 0.000 description 5
- 238000004381 surface treatment Methods 0.000 description 5
- 239000010963 304 stainless steel Substances 0.000 description 4
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012212 insulator Substances 0.000 description 4
- 238000002161 passivation Methods 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000008139 complexing agent Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 229940021013 electrolyte solution Drugs 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- -1 hydroxyl ions Chemical class 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 238000005554 pickling Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000012445 acidic reagent Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 229910052768 actinide Inorganic materials 0.000 description 1
- 150000001255 actinides Chemical class 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 150000004673 fluoride salts Chemical class 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000002927 high level radioactive waste Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000010814 metallic waste Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 150000002891 organic anions Chemical class 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012954 risk control Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005480 shot peening Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 210000003954 umbilical cord Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- G21F9/001—Decontamination of contaminated objects, apparatus, clothes, food; Preventing contamination thereof
- G21F9/002—Decontamination of the surface of objects with chemical or electrochemical processes
- G21F9/004—Decontamination of the surface of objects with chemical or electrochemical processes of metallic surfaces
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
- C25F3/06—Etching of iron or steel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
- C25F7/02—Regeneration of process liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB1817604.0A GB201817604D0 (en) | 2018-10-29 | 2018-10-29 | Electrolytic treatment system for nuclear decontamination |
| PCT/GB2019/053059 WO2020089610A1 (en) | 2018-10-29 | 2019-10-29 | Electrolytic treatment for nuclear decontamination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES3010344T3 true ES3010344T3 (en) | 2025-04-02 |
Family
ID=64560285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES19798346T Active ES3010344T3 (en) | 2018-10-29 | 2019-10-29 | Electrolytic treatment for nuclear decontamination |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20210407698A1 (https=) |
| EP (1) | EP3874529B1 (https=) |
| JP (1) | JP2022518072A (https=) |
| ES (1) | ES3010344T3 (https=) |
| GB (1) | GB201817604D0 (https=) |
| WO (1) | WO2020089610A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111621840A (zh) * | 2020-05-26 | 2020-09-04 | 大连理工大学 | 一种钛合金表面铁污染的双极电化学清除方法 |
| GB202103823D0 (en) * | 2021-03-19 | 2021-05-05 | C Tech Innovation Ltd | Electrolytic interior surface treatment apparatus |
| GB2604914B (en) | 2021-03-19 | 2023-12-20 | C Tech Innovation Ltd | Electrochemical surface treatment apparatus |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3294664A (en) * | 1963-09-03 | 1966-12-27 | Hoover Co | Electrolytic appliance for treating surfaces |
| JPS5885000A (ja) * | 1981-11-16 | 1983-05-21 | Hitachi Plant Eng & Constr Co Ltd | 放射性汚染金属の電解除染方法 |
| JPS60186799A (ja) * | 1984-03-06 | 1985-09-24 | 日立プラント建設株式会社 | 放射能汚染金属配管の電解除染方法及び装置 |
| JPH0758353B2 (ja) * | 1987-05-29 | 1995-06-21 | 株式会社東芝 | 移動形電解除染装置 |
| US5268128A (en) | 1990-05-25 | 1993-12-07 | Westinghouse Electric Corp. | Method and apparatus for cleaning contaminated particulate material |
| JPH06242295A (ja) * | 1993-02-23 | 1994-09-02 | Toshiba Corp | 放射性金属廃棄物の除染方法及び装置 |
| TW288145B (https=) * | 1994-02-01 | 1996-10-11 | Toshiba Co Ltd | |
| JP3074108B2 (ja) * | 1994-02-01 | 2000-08-07 | 株式会社東芝 | 放射性金属廃棄物の除染方法およびその装置 |
| US5776330A (en) * | 1996-05-08 | 1998-07-07 | Corpex Technologies, Inc. | Electrolytic decontamination methods and apparatus |
| US6217726B1 (en) | 1997-05-22 | 2001-04-17 | Therma Corporation, Inc. | Tube inner surface electropolishing device with electrolyte dam |
| TW533249B (en) | 1999-09-07 | 2003-05-21 | Nat Science Council | Method and apparatus for electropolishing |
| GB2358194B (en) * | 2000-01-17 | 2004-07-21 | Ea Tech Ltd | Electrolytic treatment |
| US7384529B1 (en) | 2000-09-29 | 2008-06-10 | The United States Of America As Represented By The United States Department Of Energy | Method for electrochemical decontamination of radioactive metal |
| DE102007041408A1 (de) | 2007-08-31 | 2009-03-05 | Westinghouse Electric Germany Gmbh | Vorrichtung und Verfahren zur Behandlung und/oder Dekontamination von Oberflächen |
| KR101200780B1 (ko) | 2012-05-03 | 2012-11-13 | 한전원자력연료 주식회사 | 금속 방사성폐기물의 용융제염 처리방법 |
| GB201612951D0 (en) * | 2016-07-26 | 2016-09-07 | C-Tech Innovation Ltd | Electrolytic treatment for nuclear decontamination |
| KR101919200B1 (ko) * | 2016-10-11 | 2018-11-15 | 경북대학교 산학협력단 | 전해액 재생성 전해제염 방법 |
-
2018
- 2018-10-29 GB GBGB1817604.0A patent/GB201817604D0/en not_active Ceased
-
2019
- 2019-10-29 US US17/290,043 patent/US20210407698A1/en not_active Abandoned
- 2019-10-29 ES ES19798346T patent/ES3010344T3/es active Active
- 2019-10-29 EP EP19798346.3A patent/EP3874529B1/en active Active
- 2019-10-29 JP JP2021547956A patent/JP2022518072A/ja active Pending
- 2019-10-29 WO PCT/GB2019/053059 patent/WO2020089610A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2022518072A (ja) | 2022-03-11 |
| GB201817604D0 (en) | 2018-12-12 |
| WO2020089610A9 (en) | 2021-05-14 |
| WO2020089610A1 (en) | 2020-05-07 |
| US20210407698A1 (en) | 2021-12-30 |
| EP3874529B1 (en) | 2025-01-29 |
| EP3874529A1 (en) | 2021-09-08 |
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