CN107500767B - 碳化铀芯块及其制备方法、燃料棒 - Google Patents
碳化铀芯块及其制备方法、燃料棒 Download PDFInfo
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- CN107500767B CN107500767B CN201710719413.9A CN201710719413A CN107500767B CN 107500767 B CN107500767 B CN 107500767B CN 201710719413 A CN201710719413 A CN 201710719413A CN 107500767 B CN107500767 B CN 107500767B
- Authority
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- China
- Prior art keywords
- pellet
- uranium
- uranium carbide
- green body
- preparation
- 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.)
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- 239000008188 pellet Substances 0.000 title claims abstract description 101
- 229910052770 Uranium Inorganic materials 0.000 title claims abstract description 82
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 title claims abstract description 82
- 238000002360 preparation method Methods 0.000 title claims abstract description 28
- 239000000446 fuel Substances 0.000 title claims abstract description 12
- 238000005245 sintering Methods 0.000 claims abstract description 33
- MVXWAZXVYXTENN-UHFFFAOYSA-N azanylidyneuranium Chemical compound [U]#N MVXWAZXVYXTENN-UHFFFAOYSA-N 0.000 claims abstract description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000011812 mixed powder Substances 0.000 claims abstract description 26
- 239000000843 powder Substances 0.000 claims abstract description 23
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 22
- 239000002002 slurry Substances 0.000 claims abstract description 15
- 239000002904 solvent Substances 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 22
- 239000006229 carbon black Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 18
- 238000010792 warming Methods 0.000 claims description 17
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 16
- 229910052786 argon Inorganic materials 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Natural products CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 235000019441 ethanol Nutrition 0.000 claims description 4
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 3
- 125000005909 ethyl alcohol group Chemical group 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 8
- 238000000280 densification Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000006722 reduction reaction Methods 0.000 abstract description 5
- 238000007731 hot pressing Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 description 29
- 238000006243 chemical reaction Methods 0.000 description 17
- 238000010438 heat treatment Methods 0.000 description 12
- 238000002441 X-ray diffraction Methods 0.000 description 10
- 238000001272 pressureless sintering Methods 0.000 description 9
- 238000001035 drying Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000011065 in-situ storage Methods 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- FCTBKIHDJGHPPO-UHFFFAOYSA-N uranium dioxide Inorganic materials O=[U]=O FCTBKIHDJGHPPO-UHFFFAOYSA-N 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- OOAWCECZEHPMBX-UHFFFAOYSA-N oxygen(2-);uranium(4+) Chemical compound [O-2].[O-2].[U+4] OOAWCECZEHPMBX-UHFFFAOYSA-N 0.000 description 2
- 241000790917 Dioxys <bee> Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- CKUAXEQHGKSLHN-UHFFFAOYSA-N [C].[N] Chemical compound [C].[N] CKUAXEQHGKSLHN-UHFFFAOYSA-N 0.000 description 1
- HQMIBHMHKRSUCY-UHFFFAOYSA-N [C].[U] Chemical compound [C].[U] HQMIBHMHKRSUCY-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- QRKOGTOMYRGNOR-UHFFFAOYSA-N methane;uranium Chemical compound C.[U] QRKOGTOMYRGNOR-UHFFFAOYSA-N 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 238000002390 rotary evaporation Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- ATYZRBBOXUWECY-UHFFFAOYSA-N zirconium;hydrate Chemical compound O.[Zr] ATYZRBBOXUWECY-UHFFFAOYSA-N 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/5158—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on actinide compounds
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
-
- 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
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
- C04B2235/424—Carbon black
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
- C04B2235/425—Graphite
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
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- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5445—Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
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- C04B2235/6562—Heating rate
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6581—Total pressure below 1 atmosphere, e.g. vacuum
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/66—Specific sintering techniques, e.g. centrifugal sintering
- C04B2235/661—Multi-step sintering
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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- C04B2235/77—Density
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
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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
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Plasma & Fusion (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Carbon And Carbon Compounds (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710719413.9A CN107500767B (zh) | 2017-08-21 | 2017-08-21 | 碳化铀芯块及其制备方法、燃料棒 |
| GB2007032.2A GB2581903B (en) | 2017-08-21 | 2018-08-20 | Uranium carbide pellet, preparation method therefor, and fuel rod |
| ROA202000363A RO134863B1 (ro) | 2017-08-21 | 2018-08-20 | Procedeu de obţinere a unui pelet de carbură de uraniu, pelet de carbură de uraniu astfel obţinut şi tijă de combustibil |
| PCT/CN2018/101376 WO2019037688A1 (fr) | 2017-08-21 | 2018-08-20 | Pastille de carbure d'uranium, procédé de préparation associé et tige de combustible |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710719413.9A CN107500767B (zh) | 2017-08-21 | 2017-08-21 | 碳化铀芯块及其制备方法、燃料棒 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107500767A CN107500767A (zh) | 2017-12-22 |
| CN107500767B true CN107500767B (zh) | 2019-09-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710719413.9A Active CN107500767B (zh) | 2017-08-21 | 2017-08-21 | 碳化铀芯块及其制备方法、燃料棒 |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN107500767B (fr) |
| GB (1) | GB2581903B (fr) |
| RO (1) | RO134863B1 (fr) |
| WO (1) | WO2019037688A1 (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107500767B (zh) * | 2017-08-21 | 2019-09-10 | 中广核研究院有限公司 | 碳化铀芯块及其制备方法、燃料棒 |
| CN109461509B (zh) * | 2018-09-29 | 2020-11-10 | 中广核研究院有限公司 | 惰性基体弥散燃料芯块及其制备方法 |
| CN113012834A (zh) * | 2019-12-20 | 2021-06-22 | 中核北方核燃料元件有限公司 | 一种氮化铀复合铀三硅二燃料芯块的制备方法 |
| CN112735618B (zh) * | 2020-12-30 | 2022-06-28 | 中核北方核燃料元件有限公司 | 一种SiC基UCO核芯燃料芯块制备方法 |
| CN116655382B (zh) * | 2023-05-22 | 2024-05-17 | 中国科学院过程工程研究所 | 一种放电等离子烧结制备碳化铀芯块的方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469838A (zh) * | 2015-12-23 | 2016-04-06 | 中广核研究院有限公司 | 燃料组件及其提高反应堆安全性的燃料棒 |
| CN107010960A (zh) * | 2017-04-13 | 2017-08-04 | 中国工程物理研究院材料研究所 | 一种铀基三元碳化物的制备方法及其应用 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9620248B2 (en) * | 2011-08-04 | 2017-04-11 | Ultra Safe Nuclear, Inc. | Dispersion ceramic micro-encapsulated (DCM) nuclear fuel and related methods |
| CN107500767B (zh) * | 2017-08-21 | 2019-09-10 | 中广核研究院有限公司 | 碳化铀芯块及其制备方法、燃料棒 |
-
2017
- 2017-08-21 CN CN201710719413.9A patent/CN107500767B/zh active Active
-
2018
- 2018-08-20 GB GB2007032.2A patent/GB2581903B/en active Active
- 2018-08-20 WO PCT/CN2018/101376 patent/WO2019037688A1/fr active Application Filing
- 2018-08-20 RO ROA202000363A patent/RO134863B1/ro unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469838A (zh) * | 2015-12-23 | 2016-04-06 | 中广核研究院有限公司 | 燃料组件及其提高反应堆安全性的燃料棒 |
| CN107010960A (zh) * | 2017-04-13 | 2017-08-04 | 中国工程物理研究院材料研究所 | 一种铀基三元碳化物的制备方法及其应用 |
Also Published As
| Publication number | Publication date |
|---|---|
| RO134863B1 (ro) | 2024-06-28 |
| CN107500767A (zh) | 2017-12-22 |
| RO134863A2 (ro) | 2021-03-30 |
| GB2581903B (en) | 2022-03-23 |
| WO2019037688A1 (fr) | 2019-02-28 |
| GB202007032D0 (en) | 2020-06-24 |
| GB2581903A (en) | 2020-09-02 |
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