JP4319379B2 - ラビリンスシールを切削する方法 - Google Patents

ラビリンスシールを切削する方法 Download PDF

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Publication number
JP4319379B2
JP4319379B2 JP2002199369A JP2002199369A JP4319379B2 JP 4319379 B2 JP4319379 B2 JP 4319379B2 JP 2002199369 A JP2002199369 A JP 2002199369A JP 2002199369 A JP2002199369 A JP 2002199369A JP 4319379 B2 JP4319379 B2 JP 4319379B2
Authority
JP
Japan
Prior art keywords
cutting
jet pump
water
inlet mixer
irradiated
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.)
Expired - Lifetime
Application number
JP2002199369A
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English (en)
Japanese (ja)
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JP2003090894A (ja
JP2003090894A5 (enExample
Inventor
ジョン・ゲッディーズ・エルベス
マーティン・ルディ・トレス
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General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2003090894A publication Critical patent/JP2003090894A/ja
Publication of JP2003090894A5 publication Critical patent/JP2003090894A5/ja
Application granted granted Critical
Publication of JP4319379B2 publication Critical patent/JP4319379B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/24—Promoting flow of the coolant
    • G21C15/243—Promoting flow of the coolant for liquids
    • G21C15/25—Promoting flow of the coolant for liquids using jet pumps
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
JP2002199369A 2001-07-10 2002-07-09 ラビリンスシールを切削する方法 Expired - Lifetime JP4319379B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/682,017 US6587535B1 (en) 2001-07-10 2001-07-10 Jet pump slip joint labyrinth seal method
US09/682017 2001-07-10

Publications (3)

Publication Number Publication Date
JP2003090894A JP2003090894A (ja) 2003-03-28
JP2003090894A5 JP2003090894A5 (enExample) 2005-10-20
JP4319379B2 true JP4319379B2 (ja) 2009-08-26

Family

ID=24737837

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002199369A Expired - Lifetime JP4319379B2 (ja) 2001-07-10 2002-07-09 ラビリンスシールを切削する方法

Country Status (2)

Country Link
US (1) US6587535B1 (enExample)
JP (1) JP4319379B2 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080031741A1 (en) * 2006-08-02 2008-02-07 Torres Martin R Jet pump slip joint with axial grooves
US20080029969A1 (en) * 2006-08-02 2008-02-07 Torres Martin R Jet pump slip joint piston ring seal
US7627074B2 (en) * 2006-10-24 2009-12-01 General Electric Company Vertical spring wedge
US8671550B1 (en) * 2006-12-14 2014-03-18 Oklahoma Safety Equipment Company, Inc. Wire electrical discharge machined rupture disk and method
JP5361500B2 (ja) * 2009-04-03 2013-12-04 株式会社東芝 ジェットポンプおよびその振動抑制方法
TWI447743B (zh) * 2009-09-18 2014-08-01 Areva Np Inc 用於降低震動之噴射泵滑動接頭的修正
US8197225B2 (en) 2010-07-16 2012-06-12 Ge-Hitachi Nuclear Energy Americas Llc Jet pump slip joint clamps and methods of using the same
US8475139B2 (en) * 2010-09-07 2013-07-02 Ge-Hitachi Nuclear Energy Americas Llc Method and apparatus for a jet pump slip joint internal seal
US8599992B2 (en) 2010-12-30 2013-12-03 Ge-Hitachi Nuclear Energy Americas, Llc Method and apparatus for a jet pump inlet mixer integral slip joint clamp
TWI467595B (zh) * 2011-02-25 2015-01-01 Areva Np Inc 噴射泵滑動接頭的震動降低技術
US9589684B2 (en) 2012-05-16 2017-03-07 Ge-Hitachi Nuclear Energy Americas Llc Apparatuses and methods for controlling movement of components
US20130315365A1 (en) * 2012-05-23 2013-11-28 Ge-Hitachi Nuclear Energy Americas Llc Method and apparatus for a jet pump inlet-mixer slip joint
US10458578B2 (en) 2015-12-02 2019-10-29 Ge-Hitachi Nuclear Energy Americas Llc Method and apparatus for repairing a jet pump slip joint
US10753374B2 (en) 2016-05-09 2020-08-25 Ge-Hitachi Nuclear Energy Americas Llc Slip joint clamps and methods for use in a nuclear reactor jet pump
US10566097B2 (en) * 2017-03-27 2020-02-18 Ge-Hitachi Nuclear Energy Americas Llc Intermixing feedwater sparger nozzles and methods for using the same in nuclear reactors
US20230052285A1 (en) * 2021-08-13 2023-02-16 Raytheon Technologies Corporation Forming cooling aperture(s) in a turbine engine component

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3378456A (en) * 1965-04-05 1968-04-16 Gen Electric Jet pumping means for a nuclear reactor
US3389055A (en) * 1965-04-05 1968-06-18 Gen Electric Jet pump assembly in a nuclear reactor
US3625820A (en) * 1968-06-14 1971-12-07 Gen Electric Jet pump in a boiling water-type nuclear reactor
US3838002A (en) * 1972-07-21 1974-09-24 Gen Electric Jet pump for nuclear reactor
US4285770A (en) 1979-07-12 1981-08-25 General Electric Company Jet pump with labyrinth seal
JPS60165600A (ja) * 1984-02-08 1985-08-28 大同特殊鋼株式会社 除染方法
US4707952A (en) * 1986-10-01 1987-11-24 Ingersoll-Rand Company Liquid/abrasive jet cutting apparatus
GB8726688D0 (en) * 1987-11-13 1987-12-16 Wakefield A W Jetting nozzle
US5184434A (en) * 1990-08-29 1993-02-09 Southwest Research Institute Process for cutting with coherent abrasive suspension jets
CA2090371A1 (en) 1992-03-27 1993-09-28 William Frank Banholzer Water jet mixing tubes used in water jet cutting devices and method of preparation thereof
US5324907A (en) * 1993-09-03 1994-06-28 B&W Nuclear Service Company EDM apparatus with a cam arm for moving an electrode
US5512007A (en) * 1993-09-30 1996-04-30 Astro Machine Works, Inc. System and process for manufacturing a flexible connection in a hollow metal device
US5687205A (en) 1995-09-15 1997-11-11 General Electric Company Underwater remote drilling tool and methods
FR2741991B1 (fr) * 1995-11-30 1998-01-16 Cogema Procede et installation de demantelement a distance de structures irradiees
DE19643807C1 (de) * 1996-10-30 1998-02-26 Saechsische Werkzeug Und Sonde Vorrichtung zur Abrasivmittelrückgewinnung bei Wasserstrahlschneidanlagen
US5897793A (en) 1997-02-24 1999-04-27 General Electric Company Methods and apparatus for machining a pipe in a nuclear reactor
US6108391A (en) * 1998-03-20 2000-08-22 General Electric Company Apparatus for performing jet pump riser pipe repairs
US6345084B1 (en) * 1999-11-19 2002-02-05 General Electric Company Apparatus and methods for replacing a core spray T-box/thermal sleeve in a nuclear reactor

Also Published As

Publication number Publication date
US6587535B1 (en) 2003-07-01
US20030118144A1 (en) 2003-06-26
JP2003090894A (ja) 2003-03-28

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