JP5649141B2 - 6フッ化ウランから2酸化ウランへの転換での容量および濃縮度変更のためにセグメント化された反応器 - Google Patents
6フッ化ウランから2酸化ウランへの転換での容量および濃縮度変更のためにセグメント化された反応器 Download PDFInfo
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- 238000006243 chemical reaction Methods 0.000 title claims description 76
- 230000008859 change Effects 0.000 title claims description 14
- OOAWCECZEHPMBX-UHFFFAOYSA-N oxygen(2-);uranium(4+) Chemical compound [O-2].[O-2].[U+4] OOAWCECZEHPMBX-UHFFFAOYSA-N 0.000 title claims description 8
- FCTBKIHDJGHPPO-UHFFFAOYSA-N uranium dioxide Inorganic materials O=[U]=O FCTBKIHDJGHPPO-UHFFFAOYSA-N 0.000 title claims description 8
- SANRKQGLYCLAFE-UHFFFAOYSA-H uranium hexafluoride Chemical compound F[U](F)(F)(F)(F)F SANRKQGLYCLAFE-UHFFFAOYSA-H 0.000 title claims description 8
- 238000000034 method Methods 0.000 claims description 28
- 238000010574 gas phase reaction Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
- 229910052770 Uranium Inorganic materials 0.000 claims description 6
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 claims description 5
- 230000008439 repair process Effects 0.000 claims description 2
- 238000009420 retrofitting Methods 0.000 claims 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
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- 239000000843 powder Substances 0.000 description 5
- 229910000792 Monel Inorganic materials 0.000 description 4
- 238000006115 defluorination reaction Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 229910001119 inconels 625 Inorganic materials 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
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- 238000000280 densification Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000005300 metallic glass Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/42—Selection of substances for use as reactor fuel
- G21C3/58—Solid reactor fuel Pellets made of fissile material
- G21C3/62—Ceramic fuel
- G21C3/623—Oxide fuels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/02—Apparatus characterised by being constructed of material selected for its chemically-resistant properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
- C01G43/01—Oxides; Hydroxides
- C01G43/025—Uranium dioxide
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/42—Selection of substances for use as reactor fuel
- G21C3/58—Solid reactor fuel Pellets made of fissile material
- G21C3/62—Ceramic fuel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/185—Details relating to the spatial orientation of the reactor vertical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/19—Details relating to the geometry of the reactor
- B01J2219/192—Details relating to the geometry of the reactor polygonal
- B01J2219/1923—Details relating to the geometry of the reactor polygonal square or square-derived
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/19—Details relating to the geometry of the reactor
- B01J2219/194—Details relating to the geometry of the reactor round
- B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
-
- 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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- Ceramic Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Description
3 気相反応セグメント
5 排ガスプレナム
7 移行セグメント
9 流動床セグメント
11 流動床プレナム
13 ノズルまたはパイプ
15 ノズルまたはパイプ
17 フランジ連結部
Claims (19)
- 6フッ化ウランを2酸化ウランへ転換する乾式転換反応器であって、前記乾式転換反応器は、
流動床セグメントと、
気相反応セグメントと、
排ガスプレナムと、
流動床プレナムとを備え、
前記流動床セグメント、前記気相反応セグメント、前記排ガスプレナム、及び前記流動床プレナムは、互いに連結され、
前記流動床セグメント、前記気相反応セグメント、前記排ガスプレナム、及び前記流動床プレナムの少なくとも1つが交換式転換反応器セグメントである、乾式転換反応器。 - 前記交換式転換反応器セグメントの少なくとも1つが、容量、濃縮度、もしくは材料の変更、または保守整備を可能にする、請求項1に記載の乾式転換反応器。
- 前記交換式転換反応器セグメントの少なくとも1つが、修理または改修された後、再挿入される、請求項1に記載の乾式転換反応器。
- 前記交換式転換反応器セグメントの少なくとも1つが、予備転換反応器セグメントによって交換される、請求項1に記載の乾式転換反応器。
- 前記交換式転換反応器セグメントの少なくとも1つが、矩形または円筒形断面を有する、請求項1に記載の乾式転換反応器。
- 前記交換式転換反応器セグメントの少なくとも1つが、フランジ付き連結部および管状ガスケットを用いて結合されている、請求項1に記載の乾式転換反応器。
- 6フッ化ウランから2酸化ウランへの転換プロセスを用いて乾式転換反応器を作動させる方法であって、前記乾式転換反応器は、互いに連結される、流動床セグメントと、気相反応セグメントと、排ガスプレナムと、流動床プレナムとを備え、前記方法は、
少なくとも1つの交換式転換反応器セグメントを交換することにより、前記乾式転換反応器を改修するステップを含み、前記少なくとも1つの交換式転換反応器セグメントは、前記流動床セグメント、前記気相反応セグメント、前記排ガスプレナム、又は前記流動床プレナムである、方法。 - 前記交換式転換反応器セグメントの少なくとも1つを交換することが、容量、濃縮度、もうしくは材料の変更のため、または保守整備のためである、請求項7に記載の方法。
- 前記交換式転換反応器セグメントの少なくとも1つが、該交換式転換反応器セグメントの少なくとも1つが修理または改修された後、再挿入される、請求項7に記載の方法。
- 前記交換式転換反応器セグメントの少なくとも1つが、予備転換反応器セグメントによって交換される、請求項7に記載の方法。
- 使用される前記交換式転換反応器セグメントの少なくとも1つが、矩形または円筒形断面を有する、請求項7に記載の方法。
- 前記交換式転換反応器セグメントの少なくとも1つをフランジ付き連結部および管状ガスケットを用いて結合するステップをさらに含む、請求項7に記載の方法。
- 6フッ化ウランを2酸化ウランへ転換する乾式転換反応器であって、
気相反応セグメントと、
流動床セグメントとを備え、
前記気相反応セグメントおよび前記流動床セグメントの少なくとも1つが、第1の端部を含む交換式セグメントであり、前記第1の端部が、前記交換式セグメントを前記気相反応セグメント又は前記流動床セグメントに交換可能に連結する、乾式転換反応器。 - 前記交換式転換反応器セグメントの少なくとも1つを交換する前に、第1のウラン濃縮のために前記乾式転換反応器を作動するステップと、
前記交換式転換反応器セグメントの少なくとも1つを交換した後、前記第1のウラン濃縮とは異なる第2のウラン濃縮のために、改修された前記乾式転換反応器を作動するステップと、を備える、請求項7に記載の方法。 - 前記第2のウラン濃縮は、5%を超えるU−235濃縮度である、請求項14に記載の方法。
- 前記交換式転換反応器セグメントの少なくとも1つを交換することにより前記乾式転換反応器を改修するステップは、第1の材料である第1の転換反応器セグメントを取り除くステップと、前記第1の転換反応器セグメントを、前記第1の材料とは異なる第2の材料である第2の転換反応器セグメントに交換することを含む、請求項7に記載の方法。
- 前記交換式転換反応器セグメントの少なくとも1つを交換することにより前記乾式転換反応器を改修するステップは、第1の形状である第1の転換反応器セグメントを取り除くステップと、前記第1の転換反応器セグメントを、前記第1の形状とは異なる第2の形状である第2の転換反応器セグメントに交換することを含む、請求項7に記載の方法。
- 前記交換式転換反応器セグメントの少なくとも1つを交換することにより前記乾式転換反応器を改修するステップは、第1の容量である第1の転換反応器セグメントを取り除くステップと、前記第1の転換反応器セグメントを、前記第1の容量とは異なる第2の容量である第2の転換反応器セグメントに交換することを含む、請求項17に記載の方法。
- 前記乾式転換反応器がさらに少なくとも1つのプレナムを含み、前記交換式セグメントが、当該交換式セグメントを少なくとも1つのプレナムに交換可能に結合するようにされる第2の端部を含む、請求項13に記載の乾式転換反応器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28117209P | 2009-11-12 | 2009-11-12 | |
US61/281,172 | 2009-11-12 | ||
PCT/US2010/056237 WO2011060072A1 (en) | 2009-11-12 | 2010-11-10 | Segmented reactors for capacity and enrichment changes in conversion of uranium hexaflouride to uranium dioxide |
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JP2013511044A JP2013511044A (ja) | 2013-03-28 |
JP5649141B2 true JP5649141B2 (ja) | 2015-01-07 |
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US (1) | US8329109B2 (ja) |
EP (1) | EP2499097B1 (ja) |
JP (1) | JP5649141B2 (ja) |
KR (1) | KR101382236B1 (ja) |
CN (1) | CN102596816B (ja) |
EA (1) | EA201290314A1 (ja) |
ES (1) | ES2727023T3 (ja) |
WO (1) | WO2011060072A1 (ja) |
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FR2969264B1 (fr) * | 2010-12-20 | 2013-01-11 | Areva Nc | Installation comportant une virole de four tournant |
DE102012016048A1 (de) * | 2012-08-14 | 2014-02-20 | Dockweiler Ag | Vorrichtung zum Temperieren eines Gefäßes in einer Kammer |
US20230368933A1 (en) * | 2022-05-11 | 2023-11-16 | Terrapower, Llc | High assay, low enriched uranium deconversion process |
Family Cites Families (16)
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US1000000A (en) * | 1910-04-25 | 1911-08-08 | Francis H Holton | Vehicle-tire. |
US3179491A (en) * | 1962-02-20 | 1965-04-20 | Osaka Kinzoku Kogyo Company Lt | Method for preparing uranium dioxide |
NL181435B (nl) * | 1973-10-17 | 1900-01-01 | Montedison Spa | Werkwijze voor polymerisatie onder druk in een buisvormige reactor. |
US4095974A (en) * | 1975-09-24 | 1978-06-20 | Thagard Technology Company | High temperature chemical reaction processes utilizing fluid-wall reactors |
US4830841A (en) * | 1984-12-24 | 1989-05-16 | Advanced Nuclear Fuels Corporation | Conversion of uranium hexafluoride to uranium dioxide |
US4830341A (en) | 1987-12-31 | 1989-05-16 | Institut De Recherche En Sante Et En Securite Du Travail Du Quebec | Anchor for temporary safety fence |
DE4118882A1 (de) * | 1991-06-08 | 1992-12-10 | Fraunhofer Ges Forschung | Modulsystem zum aufbau von bioreaktoren |
CA2068068A1 (en) | 1991-08-30 | 1993-03-01 | James H. Mestepey | Recovery of anhydrous hydrogen fluoride from depleted uranium |
US6352677B1 (en) | 1996-06-04 | 2002-03-05 | Alliedsignal, Inc. | Process to produce commercial grade anhydrous hydrogen fluoride (AHF) and uranium oxide from the delfuorination of uranium hexafluoride (UF6) |
US5955037A (en) * | 1996-12-31 | 1999-09-21 | Atmi Ecosys Corporation | Effluent gas stream treatment system having utility for oxidation treatment of semiconductor manufacturing effluent gases |
US5875385A (en) * | 1997-01-15 | 1999-02-23 | Molten Metal Technology, Inc. | Method for the control of the composition and physical properties of solid uranium oxides |
FR2771725B1 (fr) * | 1997-11-28 | 2000-02-04 | Franco Belge Combustibles | Procede et dispositif de conversion directe d'hexafluorure d'uranium en oxyde d'uranium |
FR2786479B1 (fr) | 1998-11-26 | 2001-10-19 | Commissariat Energie Atomique | Preparation par atomisation-sechage d'une poudre coulable de bioxyde d'uranium obtenu par conversion en voie seche de l'uf6 |
ES2255941T3 (es) * | 2000-11-16 | 2006-07-16 | Casale Chemicals S.A. | Reactor quimico modular. |
CH694696A5 (it) * | 2000-12-21 | 2005-06-15 | Nesi Plant S A | Procedimento e dispositivo per la produzione di idrogeno e anidride carbonica da gassificazione di materie prime. |
US7102040B2 (en) * | 2003-04-04 | 2006-09-05 | Honeywell International Inc. | Fluoropolymer lined metallic vessel design |
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- 2010-11-10 EA EA201290314A patent/EA201290314A1/ru unknown
- 2010-11-10 CN CN201080051029.2A patent/CN102596816B/zh active Active
- 2010-11-10 WO PCT/US2010/056237 patent/WO2011060072A1/en active Application Filing
- 2010-11-10 JP JP2012538949A patent/JP5649141B2/ja active Active
- 2010-11-10 US US12/943,704 patent/US8329109B2/en active Active
- 2010-11-10 KR KR1020127013725A patent/KR101382236B1/ko active IP Right Grant
- 2010-11-10 ES ES10830659T patent/ES2727023T3/es active Active
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Publication number | Publication date |
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EA201290314A1 (ru) | 2012-10-30 |
US8329109B2 (en) | 2012-12-11 |
EP2499097A1 (en) | 2012-09-19 |
EP2499097B1 (en) | 2019-02-20 |
KR20120097506A (ko) | 2012-09-04 |
ES2727023T3 (es) | 2019-10-11 |
CN102596816B (zh) | 2014-12-03 |
US20110110837A1 (en) | 2011-05-12 |
EP2499097A4 (en) | 2017-11-22 |
CN102596816A (zh) | 2012-07-18 |
JP2013511044A (ja) | 2013-03-28 |
WO2011060072A1 (en) | 2011-05-19 |
KR101382236B1 (ko) | 2014-04-08 |
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