JP6466956B2 - 原子燃料棒のセラミック含有被覆管に被覆を施す方法及び複合材 - Google Patents
原子燃料棒のセラミック含有被覆管に被覆を施す方法及び複合材 Download PDFInfo
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- 238000005253 cladding Methods 0.000 title claims description 112
- 238000000576 coating method Methods 0.000 title claims description 95
- 239000011248 coating agent Substances 0.000 title claims description 93
- 238000000034 method Methods 0.000 title claims description 34
- 239000002131 composite material Substances 0.000 title claims description 20
- 239000003758 nuclear fuel Substances 0.000 title claims description 19
- 239000000919 ceramic Substances 0.000 title claims description 16
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 59
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 56
- 239000000446 fuel Substances 0.000 claims description 46
- 239000000203 mixture Substances 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 26
- 239000000835 fiber Substances 0.000 claims description 25
- 239000003963 antioxidant agent Substances 0.000 claims description 21
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- 238000004804 winding Methods 0.000 claims description 4
- 229910001093 Zr alloy Inorganic materials 0.000 description 18
- 239000010410 layer Substances 0.000 description 17
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- 239000007789 gas Substances 0.000 description 6
- 239000011651 chromium Substances 0.000 description 5
- 238000011068 loading method Methods 0.000 description 4
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- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 3
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- 238000001764 infiltration Methods 0.000 description 3
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- 239000011241 protective layer Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
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- 239000000956 alloy Substances 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
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- 239000002826 coolant Substances 0.000 description 2
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- 239000010955 niobium Substances 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
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- 229910018125 Al-Si Inorganic materials 0.000 description 1
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- 229910052582 BN Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
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- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- MVXWAZXVYXTENN-UHFFFAOYSA-N azanylidyneuranium Chemical compound [U]#N MVXWAZXVYXTENN-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 150000001639 boron compounds Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 1
- 150000002123 erbium compounds Chemical class 0.000 description 1
- 239000003733 fiber-reinforced composite Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
- 150000002251 gadolinium compounds Chemical class 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- 239000002052 molecular layer Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- OOAWCECZEHPMBX-UHFFFAOYSA-N oxygen(2-);uranium(4+) Chemical compound [O-2].[O-2].[U+4] OOAWCECZEHPMBX-UHFFFAOYSA-N 0.000 description 1
- UTDLAEPMVCFGRJ-UHFFFAOYSA-N plutonium dihydrate Chemical compound O.O.[Pu] UTDLAEPMVCFGRJ-UHFFFAOYSA-N 0.000 description 1
- FLDALJIYKQCYHH-UHFFFAOYSA-N plutonium(IV) oxide Inorganic materials [O-2].[O-2].[Pu+4] FLDALJIYKQCYHH-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- FCTBKIHDJGHPPO-UHFFFAOYSA-N uranium dioxide Inorganic materials O=[U]=O FCTBKIHDJGHPPO-UHFFFAOYSA-N 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- G21C3/02—Fuel elements
- G21C3/04—Constructional details
- G21C3/06—Casings; Jackets
- G21C3/07—Casings; Jackets characterised by their material, e.g. alloys
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C21/00—Apparatus or processes specially adapted to the manufacture of reactors or parts thereof
- G21C21/02—Manufacture of fuel elements or breeder elements contained in non-active casings
-
- 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
- G21C3/02—Fuel elements
- G21C3/04—Constructional details
- G21C3/16—Details of the construction within the casing
- G21C3/20—Details of the construction within the casing with coating on fuel or on inside of casing; with non-active interlayer between casing and active material with multiple casings or multiple active layers
-
- 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
- G21C3/02—Fuel elements
- G21C3/04—Constructional details
- G21C3/06—Casings; Jackets
- G21C3/10—End closures ; Means for tight mounting therefor
-
- 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)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Vapour Deposition (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Laminated Bodies (AREA)
Description
本発明は、エネルギー省により授与された助成金第DE−NE0000566号の下で政府支援を受けて行われたものである。米国政府は、本発明に対して一定の権利を有している。
本発明は、水冷式原子炉で使用される、酸化防止層を含むセラミック含有被膜が形成されたジルコニウム合金被覆管を製造する方法に関し、特に、ジルコニウム合金被覆管が水冷式原子炉内で経験する通常時および事故時の状況に耐える能力を高めることに関する。
Claims (15)
- 水冷式原子炉用原子燃料棒のセラミック含有被覆管(22)に被覆を施す方法であって、
内面(23)および外面(25)を有する管壁(21)と、
当該管壁(21)によって形成されるキャビティ(27)と、
第1の開端部(31a)と、
第2の開端部(31b)と
から成る被覆管(22)を用意し、
第1の端栓(26a)および第2の端栓(26b)を用意し、
当該第1の端栓(26a)を当該被覆管(22)の当該第1の開端部(31a)に挿入し、
当該第1の端栓(26a)を封止し、
当該燃料棒被覆管(22)に原子燃料(20)と押さえ装置(24)を装填し、
当該第2の端栓(26b)を当該被覆管(22)の当該第2の開端部(31b)に挿入し、
当該第2の端栓(26b)を封止し、
当該キャビティ(27)を加圧し、
酸化防止剤から成る第1の組成物を用意し、
シリコンカーバイドから成る第2の組成物を用意し、
当該被覆管(22)の当該外面(25)の少なくとも一部に当該第1の組成物を施して第1の外側被膜(33)を形成し、
当該第1の外側被膜(33)の少なくとも一部に当該第2の組成物を施して第2の外側被膜(51)を形成することから成り、当該第2の外側被膜(51)を形成するステップは、
少なくとも一部の間に空隙(64)が形成されるSiC強化繊維(62)を付着させること、および
当該SiC強化繊維(62)の少なくとも一部の間に形成された当該空隙(64)の少なくとも一部に充填するためにSiC材料(66)を付着させることから成り、
当該第2の外側被膜(51)は実質的に当該被覆管(22)の当該外面を包み込むことを特徴とする方法。 - 前記被覆管の前記内面(23)に前記第1の組成物を施して第1の内側被膜(29)を形成することをさらに含む、請求項1の方法。
- 前記第1の内側被膜(29)および前記第1の外側被膜(33)を原子層堆積法によって施す、請求項2の方法。
- 前記第1の内側被膜(29)および前記第1の外側被膜(33)の厚さが10ナノメートルから10ミクロンまでの範囲である、請求項2の方法。
- 前記第1の端栓(26a)および前記第2の端栓(26b)のいずれも前記被覆管(22)の前記第1の開端部(31a)および前記第2の開端部(31b)に挿入されていない状態、あるいは前記第1の端栓(26a)が前記第1の開端部(31a)に挿入されている状態で、前記第1の内側被膜(29)が施される、請求項2の方法。
- 前記第1および第2の端栓(26a、b)が、前記被覆管(22)の前記第1および第2の端部(31a、b)のそれぞれに挿入された状態で、前記第1の外側被膜(33)および前記第2の外側被膜(51)が施される、請求項1の方法。
- 前記SiC強化繊維(62)の付着が巻回または編組みによって行われる、請求項1の方法。
- 前記SiC強化繊維(62)が厚さ0.254mmから1.016mmの層(60)を形成する、請求項1の方法。
- 前記第2の外側被膜(51)の密度が2.5g/cm3から3.22g/cm3の範囲である、請求項1の方法。
- 前記第1の組成物が、Al2O3、Cr2O3および両者の混合物から成る群より選択される、請求項1の方法。
- 前記第2の外側被膜(51)が、前記被覆管(22)の前記第1および第2の開端部(31a、b)に挿入された前記第1および第2の端栓(26a、b)のそれぞれの露出面を包み込むように付着される、請求項1の方法。
- 水冷式原子炉用原子燃料棒のセラミック含有被覆管(22)に被覆を施すための複合材であって、当該被覆管(22)は、
内面(23)および外面(25)を有する管壁(21)と、
当該管壁(21)によって形成され、内部に原子燃料(20)が配置されるキャビティ(27)と、
第1の開端部(31a)と、
第2の開端部(31b)と
から成り、当該複合材は、
当該被覆管(22)の当該外面(25)の少なくとも一部に付着して第1の外側被膜(33)を形成する、酸化防止剤から成る第1の組成物と、
当該第1の外側被膜(33)の少なくとも一部に付着して第2の外側被膜(51)を形成する第2の組成物であって、
当該第1の外側被膜(33)に付着して繊維層(60)を形成する、繊維間に空隙(64)が形成された複数のSiC強化繊維(62)、および
当該空隙(64)の少なくとも一部に充填するように当該繊維層(60)の少なくとも一部に施されたSiC材料(66)
から成る第2の組成物と
を含むことを特徴とする複合材。 - 前記被覆管(22)の前記内面(23)に前記第1の組成物を施して第1の内側被膜(29)を形成することをさらに含む、請求項12の複合材。
- 第1および第2の端栓(26a、b)が、前記被覆管(22)の前記第1および第2の端部(31a、b)のそれぞれに挿入された状態で、前記第1の外側被膜(33)および第2の外側被膜(51)が付着される、請求項12の複合材。
- 前記第1および第2の端栓(26a、b)が金属製である、請求項14の複合材。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/205,967 US10593434B2 (en) | 2014-03-12 | 2014-03-12 | Ceramic reinforced zirconium alloy nuclear fuel cladding with intermediate oxidation resistant layer |
US14/205,967 | 2014-03-12 | ||
PCT/US2015/015351 WO2015175035A2 (en) | 2014-03-12 | 2015-02-11 | Ceramic reinforced zirconium alloy nuclear fuel cladding with intermediate oxidation resistant layer |
Publications (2)
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JP2017515096A JP2017515096A (ja) | 2017-06-08 |
JP6466956B2 true JP6466956B2 (ja) | 2019-02-06 |
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Country Status (7)
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US (1) | US10593434B2 (ja) |
EP (1) | EP3117439B1 (ja) |
JP (1) | JP6466956B2 (ja) |
KR (1) | KR20160135259A (ja) |
CN (1) | CN106104699B (ja) |
ES (1) | ES2737689T3 (ja) |
WO (1) | WO2015175035A2 (ja) |
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US10872701B2 (en) * | 2016-06-10 | 2020-12-22 | Westinghouse Electric Company Llc | Zirconium-coated silicon carbide fuel cladding for accident tolerant fuel application |
US10446276B2 (en) * | 2016-06-21 | 2019-10-15 | Westinghouse Electric Company Llc | Method of manufacturing a SiC composite fuel cladding with inner Zr alloy liner |
KR20190011811A (ko) * | 2016-06-22 | 2019-02-07 | 웨스팅하우스 일렉트릭 컴퍼니 엘엘씨 | 핵연료 봉 |
JP6735915B2 (ja) * | 2016-09-28 | 2020-08-05 | コミサーリャ ア レナジー アトミック エー オー エナジー アルタナティブCommissariat A L’Energie Atomique Et Aux Energies Alternatives | 複合材原子炉コンポーネント、dli−mocvdによる製造方法および酸化/水素化に対する使用 |
US11031145B2 (en) * | 2017-03-06 | 2021-06-08 | Westinghouse Electric Company Llc | Method of manufacturing a reinforced nuclear fuel cladding using an intermediate thermal deposition layer |
US10803999B2 (en) * | 2017-03-17 | 2020-10-13 | Westinghouse Electric Company Llc | Coated U3Si2 pellets with enhanced water and steam oxidation resistance |
US11488730B2 (en) | 2017-03-17 | 2022-11-01 | Westinghouse Electric Company Llc | Coated fuel pellets with enhanced water and steam oxidation resistance |
US11404175B2 (en) | 2018-07-16 | 2022-08-02 | Westinghouse Electric Company Llc | Silicon carbide reinforced zirconium based cladding |
CN108754452B (zh) * | 2018-07-27 | 2020-04-10 | 国家电投集团科学技术研究院有限公司 | 在锆合金表面制备SiC涂层的方法及其应用 |
EP4139940A1 (en) * | 2020-04-24 | 2023-03-01 | Westinghouse Electric Company Llc | Nuclear fuel cladding for fast reactors, assemblies thereof, and methods of manufacture thereof |
CN111951991A (zh) * | 2020-06-15 | 2020-11-17 | 西安交通大学 | 一种基于3d打印的棒状核燃料元件及其密封成形方法 |
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GB946344A (en) * | 1961-06-13 | 1964-01-08 | Atomic Energy Authority Uk | Improvements in or relating to brazing end closures to tubular members |
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2014
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- 2015-02-11 CN CN201580013263.9A patent/CN106104699B/zh not_active Expired - Fee Related
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- 2015-02-11 ES ES15792311T patent/ES2737689T3/es active Active
- 2015-02-11 WO PCT/US2015/015351 patent/WO2015175035A2/en active Application Filing
- 2015-02-11 KR KR1020167028270A patent/KR20160135259A/ko not_active Application Discontinuation
- 2015-02-11 EP EP15792311.1A patent/EP3117439B1/en active Active
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CN106104699B (zh) | 2018-02-27 |
US20200048766A1 (en) | 2020-02-13 |
US10593434B2 (en) | 2020-03-17 |
CN106104699A (zh) | 2016-11-09 |
EP3117439B1 (en) | 2019-05-15 |
JP2017515096A (ja) | 2017-06-08 |
EP3117439A4 (en) | 2017-11-29 |
KR20160135259A (ko) | 2016-11-25 |
ES2737689T3 (es) | 2020-01-15 |
WO2015175035A3 (en) | 2016-01-21 |
EP3117439A2 (en) | 2017-01-18 |
WO2015175035A2 (en) | 2015-11-19 |
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