RU2013128709A - METHOD FOR PROCESSING RADIOACTIVE ALKALINE METAL - Google Patents
METHOD FOR PROCESSING RADIOACTIVE ALKALINE METAL Download PDFInfo
- Publication number
- RU2013128709A RU2013128709A RU2013128709/07A RU2013128709A RU2013128709A RU 2013128709 A RU2013128709 A RU 2013128709A RU 2013128709/07 A RU2013128709/07 A RU 2013128709/07A RU 2013128709 A RU2013128709 A RU 2013128709A RU 2013128709 A RU2013128709 A RU 2013128709A
- Authority
- RU
- Russia
- Prior art keywords
- alkali metal
- chemical reactor
- upper chamber
- vol
- gas
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract 7
- 230000002285 radioactive effect Effects 0.000 title claims abstract 7
- 239000002184 metal Substances 0.000 title 1
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract 16
- 150000001340 alkali metals Chemical class 0.000 claims abstract 16
- 239000000126 substance Substances 0.000 claims abstract 14
- 239000007789 gas Substances 0.000 claims abstract 13
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract 7
- 239000000376 reactant Substances 0.000 claims abstract 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract 4
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims abstract 4
- 239000007787 solid Substances 0.000 claims abstract 4
- 238000009825 accumulation Methods 0.000 claims abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract 2
- 239000001569 carbon dioxide Substances 0.000 claims abstract 2
- 239000002826 coolant Substances 0.000 claims abstract 2
- 238000001816 cooling Methods 0.000 claims abstract 2
- 238000000605 extraction Methods 0.000 claims abstract 2
- 230000003993 interaction Effects 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims abstract 2
- 239000001272 nitrous oxide Substances 0.000 claims abstract 2
- 239000001301 oxygen Substances 0.000 claims abstract 2
- 229910052760 oxygen Inorganic materials 0.000 claims abstract 2
- 238000005192 partition Methods 0.000 claims abstract 2
- 238000005507 spraying Methods 0.000 claims 1
- 238000000889 atomisation Methods 0.000 abstract 1
Landscapes
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
- Gas Separation By Absorption (AREA)
Abstract
1. Способ переработки радиоактивного щелочного металла, включающий:- подачу газа-реагента в нижнюю камеру химического реактора,- заполнение верхней камеры химического реактора газом-реагентом из нижней камеры через газопроницаемую перегородку,- подачу радиоактивного расплавленного щелочного металла в верхнюю камеру химического реактора,- распыление расплавленного щелочного металла в верхней камере химического реактора,- взаимодействие в верхней камере химического реактора распыленного щелочного металла и газа-реагента с получением твердых продуктов переработки,- накопление твердых продуктов переработки в нижней части верхней камеры и их извлечение, отличающийся тем, что расплавленный щелочной металл распыляют отбойником струи щелочного металла в верхней части верхней камеры и при взаимодействии щелочного металла с газом-реагентом постоянно поддерживают избыточное давление газа-реагента в верхней камере химического реактора.2. Способ по п.1, отличающийся тем, что при переработке радиоактивного щелочного металла через проточную часть рубашки охлаждения химического реактора прокачивают охлаждающую среду.3. Способ по п.1, отличающийся тем, что в качестве газа-реагента используют закись азота или смесь кислорода от 50 об.% до 80 об.% и диоксида углерода от 50 об.% до 20 об.%.1. A method of processing a radioactive alkali metal, including: - supplying a reagent gas to the lower chamber of a chemical reactor, - filling the upper chamber of a chemical reactor with a reagent gas from the lower chamber through a gas permeable partition, - supplying a radioactive molten alkali metal to the upper chamber of a chemical reactor, - atomization of molten alkali metal in the upper chamber of a chemical reactor — interaction of atomized alkali metal and a reactant gas in the upper chamber of a chemical reactor solid processed products, the accumulation of solid processed products in the lower part of the upper chamber and their extraction, characterized in that the molten alkali metal is sprayed with a chipper of an alkali metal stream in the upper part of the upper chamber and, when the alkali metal interacts with the reactant gas, the excess gas pressure is constantly maintained reagent in the upper chamber of the chemical reactor. 2. The method according to claim 1, characterized in that during the processing of the radioactive alkali metal, a cooling medium is pumped through the flow part of the cooling jacket of the chemical reactor. The method according to claim 1, characterized in that the reagent gas is nitrous oxide or a mixture of oxygen from 50 vol.% To 80 vol.% And carbon dioxide from 50 vol.% To 20 vol.%.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013128709/07A RU2542729C2 (en) | 2013-06-25 | 2013-06-25 | Method of recycling radioactive alkali metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013128709/07A RU2542729C2 (en) | 2013-06-25 | 2013-06-25 | Method of recycling radioactive alkali metal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2013128709A true RU2013128709A (en) | 2014-12-27 |
| RU2542729C2 RU2542729C2 (en) | 2015-02-27 |
Family
ID=53278590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2013128709/07A RU2542729C2 (en) | 2013-06-25 | 2013-06-25 | Method of recycling radioactive alkali metal |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2542729C2 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4032614A (en) * | 1975-10-20 | 1977-06-28 | The United States Of America As Represented By The United States Energy Research And Development Administration | Process for the disposal of alkali metals |
| RU2123212C1 (en) * | 1996-10-31 | 1998-12-10 | Филиал научно-исследовательского физико-химического института им.Л.Я.Карпова | Radioactive alkali metal recovery process |
| BE1010854A3 (en) * | 1997-01-15 | 1999-02-02 | En Nucleaire Etablissement D U | Oxidation process at least one metal alkali. |
| RU2131628C1 (en) * | 1997-07-31 | 1999-06-10 | Государственный научный центр Российской Федерации - Физико-энергетический институт им.акад.А.И.Лейпунского | Method for processing alkali-metal radioactive wastes |
-
2013
- 2013-06-25 RU RU2013128709/07A patent/RU2542729C2/en active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2542729C2 (en) | 2015-02-27 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PC43 | Official registration of the transfer of the exclusive right without contract for inventions |
Effective date: 20160315 |