JP2000356694A - 熱的に高負荷可能の構造部材 - Google Patents
熱的に高負荷可能の構造部材Info
- Publication number
- JP2000356694A JP2000356694A JP2000142711A JP2000142711A JP2000356694A JP 2000356694 A JP2000356694 A JP 2000356694A JP 2000142711 A JP2000142711 A JP 2000142711A JP 2000142711 A JP2000142711 A JP 2000142711A JP 2000356694 A JP2000356694 A JP 2000356694A
- Authority
- JP
- Japan
- Prior art keywords
- tungsten
- alloy
- conductor
- thin plates
- thickness
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21B—FUSION REACTORS
- G21B1/00—Thermonuclear fusion reactors
- G21B1/11—Details
- G21B1/13—First wall; Blanket; Divertor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0031—Matrix based on refractory metals, W, Mo, Nb, Hf, Ta, Zr, Ti, V or alloys thereof
-
- 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
- Y02E30/10—Nuclear fusion reactors
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S165/00—Heat exchange
- Y10S165/905—Materials of manufacture
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S376/00—Induced nuclear reactions: processes, systems, and elements
- Y10S376/90—Particular material or material shapes for fission reactors
- Y10S376/904—Moderator, reflector, or coolant materials
- Y10S376/906—Metal
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12639—Adjacent, identical composition, components
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
- Y10T428/12826—Group VIB metal-base component
- Y10T428/1284—W-base component
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- High Energy & Nuclear Physics (AREA)
- General Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Particle Accelerators (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
ような熱的に高負荷可能の部材又は複合部材を提供す
る。 【解決手段】 熱衝撃による亀裂の形成を著しく改善す
るために、部材の少なくともタングステン又はタングス
テン合金から成る部分を中実ではなく、薄板の積層体と
して形成する。
Description
用のダイバータプレートのような、少なくとも区分毎に
タングステンもしくはタングステン合金から形成され
た、熱的に高負荷可能の部材又は複合部材に関する。
うな熱的に高負荷可能の部材は、一般に複合部材として
形成されている。プラズマの当たる側面は、熱シールド
として作用し、グラファイト又はタングステンやモリブ
デンのような金属材料のような融点が高く熱伝導率の優
れた材料から形成されている。この部材の熱シールドと
接する部分は、中実のブロック状のヒートシンクとし
て、或いは冷却材で貫流される、例えば銅又は銅合金の
ような融点が著しく低く熱伝導率の良好な材料から成る
能動的に冷却されるヒートシンクとして形成されてい
る。
その高い質量数、良好な熱伝導率及び全ての金属中で最
も高いその融点の故に、熱高負荷性の部材、特に核融合
炉のダイバータに使用するのに極めて適している。純タ
ングステン及び一部がタングステン合金であることの欠
点は、それらが比較的に高い延性−脆性転移温度を有す
る脆性の材料であることにある。このような特性の故
に、これらの材料は、上記の熱的に高負荷可能の部材に
しばしば生じるような熱衝撃負荷の際に、極めて亀裂が
できやすく、従ってタングステン及びタングステン合金
は、これまで熱的に高度に要求される部材にはあまり使
用されていない。
は、核融合炉の第一壁用のダイバータプレートのよう
な、熱的に高負荷可能の部材又は複合部材において、そ
の熱衝撃耐力を適切な措置により著しく改善するため、
少なくとも区分毎にタングステン又はタングステン合金
から形成することにある。
ば、タングステン又はタングステン合金から成る部分を
中実ではなく、薄板の積層体として形成することにより
解決される。このような構成により、タングステン又は
タングステン合金から成る部材の厚さが比較的薄いため
に、比較的高い比熱衝撃負荷を耐えることができるよう
になる。
1〜2mmの厚さの区分板から成る薄板の積層体が形成
される。
5容量%の酸化ランタン、残りタングステンから成る粒
子硬化合金が選択される。純タングステンに比べて、こ
の合金を使用した場合、更にこの材料により亀裂の形成
及び亀裂の拡大の著しい低減が達成される。
高負荷可能の複合部材を、全面を薄板状のタングステン
部材により囲まれている銅又は銅合金製の冷却材導通管
から成る、能動的に冷却される設備として形成する。
き以下に詳述する。
材は銅合金から成る冷却材導通管1と、この銅導管の全
側面を囲む、酸化ランタン1容量%、残りタングステン
のタングステン合金製の熱シールド2とから成り、以下
のようにして製造される。
の金属板から、導管を収容する孔を切断及び打ち抜くこ
とにより、個々のタングステン薄板3を製造する。オー
ストリア特許第400909号明細書に記載の方法によ
り、これらの各薄板3を一つの装置内で厚さ10mmの
積層体に積み重ね、その冷却孔を真空中で厚さ0.5m
mの銅層4で裏打ちする。こうして得られたタングステ
ン合金から成る薄板の積層体を高真空ろう付けにより、
銅合金から成る連続する管1と機械的、熱的に安定に結
合する。このようにして製造された部材の熱衝撃負荷時
の亀裂形成特性をテストした。20MW/m2までの熱
流を1000サイクル以上熱循環さ せたが、タングス
テン合金の薄板の積層体は破壊されることなく耐えるこ
とが判明している。
Claims (4)
- 【請求項1】 核融合炉の第一壁用のダイバータプレー
トのような、少なくとも区分毎にタングステン又はタン
グステン合金から成る、熱的に高負荷可能の部材又は複
合部材において、タングステン又はタングステン合金か
ら成る部分が中実ではなく、薄板の積層体として形成さ
れていることを特徴とする熱的に高負荷可能の部材。 - 【請求項2】 薄板の積層体がそれぞれ0.1〜2mm
の厚さの区分板から成ることを特徴とする請求項1記載
の部材。 - 【請求項3】 タングステン合金として0.3〜0.5
%の酸化ランタン、残りタングステンの粒子硬化合金が
使用されていることを特徴とする請求項1又は2記載の
部材。 - 【請求項4】 複合部材が、全側面を薄板状のタングス
テン部材により囲まれている、銅又は銅合金製の冷却材
導通管から成る能動的に冷却される設備であることを特
徴とする請求項1乃至3のいずれか1つに記載の能動的
に冷却される部材。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0035799U AT3834U1 (de) | 1999-05-21 | 1999-05-21 | Thermisch hochbelastbares bauteil |
AT357/99 | 1999-05-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000356694A true JP2000356694A (ja) | 2000-12-26 |
JP4647746B2 JP4647746B2 (ja) | 2011-03-09 |
Family
ID=3488474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000142711A Expired - Lifetime JP4647746B2 (ja) | 1999-05-21 | 2000-05-16 | 熱的に高負荷可能の構造部材 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6565988B1 (ja) |
EP (1) | EP1054411A3 (ja) |
JP (1) | JP4647746B2 (ja) |
AT (1) | AT3834U1 (ja) |
CA (1) | CA2308893A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102501002A (zh) * | 2011-10-17 | 2012-06-20 | 中国科学院等离子体物理研究所 | 一种用于核聚变装置高热负荷部件的钨/铜复合块制作方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2058594C (en) * | 1991-03-28 | 1995-11-14 | Edgar Martinez | Electronic switch connected to intelligent peripheral while permitting call processing of dialed digits |
US9992917B2 (en) | 2014-03-10 | 2018-06-05 | Vulcan GMS | 3-D printing method for producing tungsten-based shielding parts |
CN103886919B (zh) * | 2014-03-26 | 2016-02-17 | 北京工业大学 | 利用叠片结构提高聚变堆内壁耐等离子体辐照性能的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56106399A (en) * | 1980-01-29 | 1981-08-24 | Mitsubishi Atomic Power Ind | Supporting structure for plasma indicent plate |
JPH05256968A (ja) * | 1992-03-13 | 1993-10-08 | Hitachi Ltd | 核融合炉第一壁 |
JPH07151878A (ja) * | 1993-11-26 | 1995-06-16 | Mitsubishi Heavy Ind Ltd | 高熱負荷構造体 |
Family Cites Families (20)
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US2401483A (en) * | 1940-07-31 | 1946-06-04 | Mallory & Co Inc P R | Projectile and method of making the same |
GB1115452A (en) * | 1964-07-09 | 1968-05-29 | Minnesota Mining & Mfg | Nuclear fuel elements |
US3673667A (en) * | 1970-11-23 | 1972-07-04 | Whittaker Corp | Method for producing complex shapes by filled billet extrusion |
US4090080A (en) * | 1976-01-06 | 1978-05-16 | Galileo Electro-Optics Corp. | Imaging |
US4211354A (en) * | 1978-04-06 | 1980-07-08 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method for alleviating thermal stress damage in laminates |
DE3600646A1 (de) | 1986-01-11 | 1987-07-16 | Kernforschungsz Karlsruhe | Erste wand fuer einen fusionsreaktor |
US4791300A (en) * | 1986-08-25 | 1988-12-13 | Qtr Corporation | Miniature gamma camera |
JPH075933B2 (ja) * | 1987-03-25 | 1995-01-25 | 東京タングステン株式会社 | 超耐熱複合材料とその製造方法 |
DE3835328C1 (ja) * | 1988-10-17 | 1989-12-14 | Gesellschaft Fuer Wolfram-Industrie Mbh, 8220 Traunstein, De | |
EP0371303B1 (de) * | 1988-11-29 | 1994-04-27 | Varian International AG. | Strahlentherapiegerät |
JPH0616092B2 (ja) * | 1989-02-07 | 1994-03-02 | 浜松ホトニクス株式会社 | ポジトロンct装置のシールド装置 |
DE3904552A1 (de) * | 1989-02-15 | 1990-08-16 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Hochdruckentladungslampe fuer den betrieb mit wechselstrom |
US5036201A (en) * | 1990-03-09 | 1991-07-30 | Care Wise Medical Products Corporation | Probe and collimator for quick releasable mounting thereon |
JP2893899B2 (ja) * | 1990-09-06 | 1999-05-24 | 日本電気株式会社 | 熱電対支持治具 |
JP2801791B2 (ja) * | 1991-03-22 | 1998-09-21 | ウシオ電機株式会社 | 放電ランプ用電極 |
US5561321A (en) * | 1992-07-03 | 1996-10-01 | Noritake Co., Ltd. | Ceramic-metal composite structure and process of producing same |
AT400909B (de) * | 1994-01-17 | 1996-04-25 | Plansee Ag | Verfahren zur herstellung einer kühleinrichtung |
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JP3882093B2 (ja) * | 1995-10-12 | 2007-02-14 | 東邦金属株式会社 | タングステン電極材及びその熱処理法 |
-
1999
- 1999-05-21 AT AT0035799U patent/AT3834U1/de not_active IP Right Cessation
-
2000
- 2000-05-09 US US09/566,573 patent/US6565988B1/en not_active Expired - Lifetime
- 2000-05-15 EP EP00201713A patent/EP1054411A3/de active Pending
- 2000-05-16 JP JP2000142711A patent/JP4647746B2/ja not_active Expired - Lifetime
- 2000-05-19 CA CA002308893A patent/CA2308893A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56106399A (en) * | 1980-01-29 | 1981-08-24 | Mitsubishi Atomic Power Ind | Supporting structure for plasma indicent plate |
JPH05256968A (ja) * | 1992-03-13 | 1993-10-08 | Hitachi Ltd | 核融合炉第一壁 |
JPH07151878A (ja) * | 1993-11-26 | 1995-06-16 | Mitsubishi Heavy Ind Ltd | 高熱負荷構造体 |
Non-Patent Citations (1)
Title |
---|
JPN6009022584, C. Ibott et. al, "Advanced solutions for beryllium and tungsten plasma−facing components", Fusion Engineering and Design, 1998, Vol.39−40, p.409−417, US, Elsevier Science S.A. * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102501002A (zh) * | 2011-10-17 | 2012-06-20 | 中国科学院等离子体物理研究所 | 一种用于核聚变装置高热负荷部件的钨/铜复合块制作方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1054411A3 (de) | 2004-01-21 |
EP1054411A2 (de) | 2000-11-22 |
CA2308893A1 (en) | 2000-11-21 |
JP4647746B2 (ja) | 2011-03-09 |
US6565988B1 (en) | 2003-05-20 |
AT3834U1 (de) | 2000-08-25 |
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