JPS636839B2 - - Google Patents
Info
- Publication number
- JPS636839B2 JPS636839B2 JP11310381A JP11310381A JPS636839B2 JP S636839 B2 JPS636839 B2 JP S636839B2 JP 11310381 A JP11310381 A JP 11310381A JP 11310381 A JP11310381 A JP 11310381A JP S636839 B2 JPS636839 B2 JP S636839B2
- Authority
- JP
- Japan
- Prior art keywords
- cleaning
- tank
- sodium
- sodium hydroxide
- carbon dioxide
- 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.)
- Expired
Links
- 238000004140 cleaning Methods 0.000 claims description 31
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000001569 carbon dioxide Substances 0.000 claims description 12
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 239000003513 alkali Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000008213 purified water Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 48
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 12
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 11
- 239000007864 aqueous solution Substances 0.000 description 11
- 239000007789 gas Substances 0.000 description 11
- 229910052708 sodium Inorganic materials 0.000 description 11
- 239000011734 sodium Substances 0.000 description 11
- 229910000029 sodium carbonate Inorganic materials 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000008651 alkaline stress Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- WJEIYVAPNMUNIU-UHFFFAOYSA-N [Na].OC(O)=O Chemical compound [Na].OC(O)=O WJEIYVAPNMUNIU-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11310381A JPS5814100A (ja) | 1981-07-20 | 1981-07-20 | アルカリ金属付着構造物の洗浄方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11310381A JPS5814100A (ja) | 1981-07-20 | 1981-07-20 | アルカリ金属付着構造物の洗浄方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5814100A JPS5814100A (ja) | 1983-01-26 |
| JPS636839B2 true JPS636839B2 (OSRAM) | 1988-02-12 |
Family
ID=14603553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11310381A Granted JPS5814100A (ja) | 1981-07-20 | 1981-07-20 | アルカリ金属付着構造物の洗浄方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5814100A (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2933227B1 (fr) * | 2008-06-25 | 2010-07-30 | Commissariat Energie Atomique | Procede de traitement d'une structure contenant du sodium et une matiere radioactive |
| JP6696441B2 (ja) * | 2017-01-12 | 2020-05-20 | 株式会社デンソー | ウェットエッチング装置 |
-
1981
- 1981-07-20 JP JP11310381A patent/JPS5814100A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5814100A (ja) | 1983-01-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20010037822A1 (en) | Vapor drying system and method | |
| KR940000359B1 (ko) | 증기 발생기의 2차측 제한 지역의 세척 방법 | |
| EP0150981B1 (en) | Method of vacuum degassing and refilling a reactor coolant system | |
| US3132975A (en) | Process for pickling and passivating enclosed structures | |
| JPH086168B2 (ja) | 封入酸素を用いた炭素鋼の不動化 | |
| US4828760A (en) | Method of cleaning a spent fuel assembly | |
| JPS636839B2 (OSRAM) | ||
| US8266909B2 (en) | Air vent in main steam duct of steam turbine | |
| US4257819A (en) | Method for flushing out a narrow gap | |
| JP4167920B2 (ja) | 化学除染方法 | |
| JPH06100675B2 (ja) | 高速増殖炉における使用済燃料の洗浄方法 | |
| JP2001349983A (ja) | 沸騰水型原子力発電プラントの運転方法 | |
| JPH11258394A (ja) | 残留ナトリウムの除去方法とその除去装置 | |
| JPS5840719B2 (ja) | 原子炉施設における使用中の核燃料体の洗浄装置 | |
| EP0281680B1 (en) | Method of cleaning a spent fuel assembly | |
| EP1060476B1 (fr) | Procede et installation de decontamination de surfaces metalliques | |
| JPS5896300A (ja) | ナトリウム汚染機器類の洗浄システム | |
| JPS5852560Y2 (ja) | 密閉形洗浄装置 | |
| Jambunathan et al. | Experience on sodium removal from FBTR components in its operating phase | |
| JP2011158374A (ja) | トリチウム汚染物の除染方法およびその除染システム | |
| GRABON et al. | SODIUM CLEANING IN PHENIX STEAM GENERATOR MODULES | |
| JP2000077376A (ja) | 超音波洗浄方法及びその装置 | |
| JP3900338B2 (ja) | 放射性希ガス回収方法 | |
| Steele et al. | Summary of sodium removal and decontamination programs in the USA | |
| JP4193441B2 (ja) | 塔槽類内の残留有害ガスの処理方法 |