JP5179000B2 - 原子炉部品の製造方法 - Google Patents
原子炉部品の製造方法 Download PDFInfo
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- JP5179000B2 JP5179000B2 JP2005257436A JP2005257436A JP5179000B2 JP 5179000 B2 JP5179000 B2 JP 5179000B2 JP 2005257436 A JP2005257436 A JP 2005257436A JP 2005257436 A JP2005257436 A JP 2005257436A JP 5179000 B2 JP5179000 B2 JP 5179000B2
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- zirconium
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- hollow billet
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- 238000004519 manufacturing process Methods 0.000 title claims description 25
- 229910045601 alloy Inorganic materials 0.000 claims description 44
- 239000000956 alloy Substances 0.000 claims description 44
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 33
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 28
- 229910052726 zirconium Inorganic materials 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 26
- 238000010791 quenching Methods 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 23
- 229910052742 iron Inorganic materials 0.000 claims description 19
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 14
- 229910052759 nickel Inorganic materials 0.000 claims description 12
- 239000011651 chromium Substances 0.000 claims description 11
- 229910052804 chromium Inorganic materials 0.000 claims description 10
- 238000000137 annealing Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 9
- 238000001953 recrystallisation Methods 0.000 claims description 8
- 230000003746 surface roughness Effects 0.000 claims description 8
- 229910052718 tin Inorganic materials 0.000 claims description 7
- 238000005097 cold rolling Methods 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 230000000171 quenching effect Effects 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- 238000005098 hot rolling Methods 0.000 claims 1
- 238000003801 milling Methods 0.000 claims 1
- 238000005498 polishing Methods 0.000 claims 1
- 238000005253 cladding Methods 0.000 description 65
- 230000007797 corrosion Effects 0.000 description 56
- 238000005260 corrosion Methods 0.000 description 56
- 239000000203 mixture Substances 0.000 description 46
- 229910001093 Zr alloy Inorganic materials 0.000 description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 30
- 239000012071 phase Substances 0.000 description 20
- 239000000463 material Substances 0.000 description 17
- 238000005275 alloying Methods 0.000 description 12
- 239000000446 fuel Substances 0.000 description 11
- 238000011282 treatment Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000013078 crystal Substances 0.000 description 9
- 238000009826 distribution Methods 0.000 description 8
- 239000003507 refrigerant Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 239000003758 nuclear fuel Substances 0.000 description 5
- 230000004584 weight gain Effects 0.000 description 5
- 235000019786 weight gain Nutrition 0.000 description 5
- 230000012010 growth Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000001016 Ostwald ripening Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910001928 zirconium oxide Inorganic materials 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 208000012868 Overgrowth Diseases 0.000 description 1
- 206010037888 Rash pustular Diseases 0.000 description 1
- 229910020900 Sn-Fe Inorganic materials 0.000 description 1
- 229910019314 Sn—Fe Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000003698 anagen phase Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000003339 best practice Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 230000003628 erosive effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
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- 238000010348 incorporation Methods 0.000 description 1
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- 150000002500 ions Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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- 238000010248 power generation Methods 0.000 description 1
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- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
- C22F1/186—High-melting or refractory metals or alloys based thereon of zirconium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C16/00—Alloys based on zirconium
Description
例えば、その内容がその全体を参照により本明細書に組み込まれている、Garzqrolli,F. Schumann,R. and Steinberg,E.,“Corrosion Optimized Zircaloy for Boiling Water Reactor(BWR) Fuel Elements,”Zirconium in the Nuclear Industry: Tenth International Symposium, ASTM STP 1245, A.M.Garde and E.R.Bradley, Eds., American Society for Testing and Materials, Philadelphia, 1994, pp.709-23に記述されている、F.Garzarolliらによって推進された従来の理解とは逆であった。
Claims (10)
- 原子炉部品の製造方法であって、
1.30〜1.60重量%のスズ含有量と、0.06〜0.15重量%のクロム含有量と、0.16〜0.24重量%の鉄含有量と、0.05〜0.08重量%のニッケル含有量とを有するジルコニウム系合金であって、該ジルコニウム系合金中に含まれる鉄、クロム、ニッケルの総含有量が0.31重量%以上であり、残部がジルコニウム及び不可避不純物であるジルコニウム系合金を調製する工程と、
前記ジルコニウム系合金から中空ビレットを形成する工程と、
前記中空ビレットに外側表面で少なくとも25℃/秒クエンチ速度で500℃以下の温度まで急速βクエンチを行ってクエンチされたビレットを形成する工程と、
クエンチされたビレットから外径40〜100mmの原子炉部品を押出によって形成する工程と、
前記部品に外側表面で少なくとも25℃/秒のクエンチ速度で500℃以下の温度まで押出後後期急速βクエンチを行う工程と、
原子炉部品の形成を完了する工程とを含み、
前記原子炉部品の形成工程での押出温度が680℃未満に限定されており、前記押出後後期急速βクエンチ処理を除く押出後の全ての段階の温度が625℃未満に限定されており、
前記原子炉部品が、40nm以下の平均直径を有する第2相凝結物を含む表面領域を含み、前記原子炉部品の表面がRa0.50μmを超えない表面粗さを有する、方法。 - 前記ジルコニウム系合金がZircaloy−2であり、前記鉄含有量が0.16〜0.20重量%である、請求項1記載の原子炉部品の製造方法。
- 前記鉄含有量が0.20〜0.24重量%である、請求項1記載の原子炉部品の製造方法。
- 前記表面粗さがRa0.25μm以下である、請求項1及至請求項3のいずれか1項記載の原子炉部品の製造方法。
- 前記中空ビレットが10mm未満の壁厚を有する、請求項1及至請求項4のいずれか1項記載の原子炉部品の製造方法。
- クエンチされた前記ビレットから前記原子炉部品を形成することが、前記押出に加えて、さらに、共押出、熱圧延、冷間圧延、フライス研削、研磨、ピルガー製管、応力緩和または再結晶化アニール、及び熱処理からなる群から選択される1種または複数の作業を含む、請求項1及至請求項5のいずれか1項記載の原子炉部品の製造方法。
- 前記原子炉部品の形成時に行われる応力緩和または再結晶化アニールが、625℃未満の温度で行われる、請求項1及至請求項6のいずれか1項記載の原子炉部品の製造方法。
- 前記第2相凝結物が20nm〜40nmの平均サイズを有する、請求項1及至請求項7のいずれか1項記載の原子炉部品の製造方法。
- 前記原子炉部品の外側表面を平滑な表面にする工程をさらに含み、平滑な表面がRa0.25μm以下の平均表面粗さを有する、請求項1記載の原子炉部品の製造方法。
- ジルコニウムを含む第2の中空ビレットを形成する工程と、
クエンチした前記中空ビレットと前記第2中空ビレットを組み合わせて複合中空ビレットを形成し、それによって前記第2中空ビレットの内側表面が前記複合中空ビレットの内側表面を形成する工程と、
前記複合中空ビレットから前記原子炉部品を形成する工程とをさらに含む、請求項1及至請求項9のいずれか1項記載の原子炉部品の製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/935,157 | 2004-09-08 | ||
US10/935,157 US9139895B2 (en) | 2004-09-08 | 2004-09-08 | Zirconium alloy fuel cladding for operation in aggressive water chemistry |
Publications (3)
Publication Number | Publication Date |
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JP2006078483A JP2006078483A (ja) | 2006-03-23 |
JP2006078483A5 JP2006078483A5 (ja) | 2008-10-16 |
JP5179000B2 true JP5179000B2 (ja) | 2013-04-10 |
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JP2005257436A Active JP5179000B2 (ja) | 2004-09-08 | 2005-09-06 | 原子炉部品の製造方法 |
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US (1) | US9139895B2 (ja) |
EP (1) | EP1634974A1 (ja) |
JP (1) | JP5179000B2 (ja) |
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CN101465168B (zh) * | 2007-12-21 | 2011-06-22 | 中核北方核燃料元件有限公司 | 涡流水隙测量仪 |
RU2459292C1 (ru) * | 2010-12-29 | 2012-08-20 | Открытое акционерное общество "Новосибирский завод химконцентратов" | Автоматическая линия изготовления тепловыделяющих элементов ядерного реактора |
KR101630403B1 (ko) * | 2016-01-27 | 2016-06-14 | 한전원자력연료 주식회사 | 다단 열간압연을 적용한 핵연료용 지르코늄 부품의 제조방법 |
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2004
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EP1634974A1 (en) | 2006-03-15 |
US9139895B2 (en) | 2015-09-22 |
JP2006078483A (ja) | 2006-03-23 |
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