NL8003858A - Straalpomp met labyrintdichting. - Google Patents

Straalpomp met labyrintdichting. Download PDF

Info

Publication number
NL8003858A
NL8003858A NL8003858A NL8003858A NL8003858A NL 8003858 A NL8003858 A NL 8003858A NL 8003858 A NL8003858 A NL 8003858A NL 8003858 A NL8003858 A NL 8003858A NL 8003858 A NL8003858 A NL 8003858A
Authority
NL
Netherlands
Prior art keywords
jet pump
series
cavities
section
grooves
Prior art date
Application number
NL8003858A
Other languages
English (en)
Dutch (nl)
Original Assignee
Gen Electric
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.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of NL8003858A publication Critical patent/NL8003858A/nl

Links

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
NL8003858A 1979-07-12 1980-07-03 Straalpomp met labyrintdichting. NL8003858A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5681379 1979-07-12
US06/056,813 US4285770A (en) 1979-07-12 1979-07-12 Jet pump with labyrinth seal

Publications (1)

Publication Number Publication Date
NL8003858A true NL8003858A (nl) 1981-01-14

Family

ID=22006715

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8003858A NL8003858A (nl) 1979-07-12 1980-07-03 Straalpomp met labyrintdichting.

Country Status (7)

Country Link
US (1) US4285770A (it)
JP (1) JPS5948360B2 (it)
DE (1) DE3026113A1 (it)
ES (1) ES493347A0 (it)
IT (1) IT1131912B (it)
NL (1) NL8003858A (it)
SE (1) SE8005130L (it)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2462003A1 (fr) * 1979-07-24 1981-02-06 Commissariat Energie Atomique Chaudiere nucleaire
FR2508225A1 (fr) * 1981-06-19 1982-12-24 Novatome Dispositif de jonction entre le conduit de refoulement d'une pompe primaire et un conduit solidaire du support de coeur d'un reacteur nucleaire a neutrons rapides
JPS5815798A (ja) * 1981-07-20 1983-01-29 Hitachi Ltd ジエツトポンプ
US4675149A (en) * 1986-01-31 1987-06-23 General Electric Company Jet pump beam holder/positioner tool
DE3618601A1 (de) * 1986-06-03 1987-12-10 Samson Ag Strahlpumpe
US5345484A (en) * 1993-05-03 1994-09-06 General Electric Company Feedwater nozzle and method of repair
JP3332385B2 (ja) * 1995-09-18 2002-10-07 株式会社日立製作所 インターナルポンプ
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
US6394459B1 (en) 2000-06-16 2002-05-28 General Electric Company Multi-clearance labyrinth seal design and related process
US6438192B1 (en) * 2000-10-30 2002-08-20 General Electric Company Jet pump slip joint seal
US6450774B1 (en) 2000-12-21 2002-09-17 General Electric Company Method and system for a jet pump slip joint ovalization
US6587535B1 (en) 2001-07-10 2003-07-01 General Electric Company Jet pump slip joint labyrinth seal method
US7775966B2 (en) 2005-02-24 2010-08-17 Ethicon Endo-Surgery, Inc. Non-invasive pressure measurement in a fluid adjustable restrictive device
US8066629B2 (en) 2005-02-24 2011-11-29 Ethicon Endo-Surgery, Inc. Apparatus for adjustment and sensing of gastric band pressure
US7927270B2 (en) 2005-02-24 2011-04-19 Ethicon Endo-Surgery, Inc. External mechanical pressure sensor for gastric band pressure measurements
US7658196B2 (en) 2005-02-24 2010-02-09 Ethicon Endo-Surgery, Inc. System and method for determining implanted device orientation
US8016744B2 (en) 2005-02-24 2011-09-13 Ethicon Endo-Surgery, Inc. External pressure-based gastric band adjustment system and method
US7699770B2 (en) 2005-02-24 2010-04-20 Ethicon Endo-Surgery, Inc. Device for non-invasive measurement of fluid pressure in an adjustable restriction device
US7775215B2 (en) 2005-02-24 2010-08-17 Ethicon Endo-Surgery, Inc. System and method for determining implanted device positioning and obtaining pressure data
US8870742B2 (en) 2006-04-06 2014-10-28 Ethicon Endo-Surgery, Inc. GUI for an implantable restriction device and a data logger
US8152710B2 (en) 2006-04-06 2012-04-10 Ethicon Endo-Surgery, Inc. Physiological parameter analysis for an implantable restriction device and a data logger
US20080029969A1 (en) * 2006-08-02 2008-02-07 Torres Martin R Jet pump slip joint piston ring seal
US20080031741A1 (en) * 2006-08-02 2008-02-07 Torres Martin R Jet pump slip joint with axial grooves
JP4546489B2 (ja) * 2007-01-15 2010-09-15 日立Ｇｅニュークリア・エナジー株式会社 ジェットポンプ及び原子炉
US8187163B2 (en) 2007-12-10 2012-05-29 Ethicon Endo-Surgery, Inc. Methods for implanting a gastric restriction device
US8100870B2 (en) 2007-12-14 2012-01-24 Ethicon Endo-Surgery, Inc. Adjustable height gastric restriction devices and methods
US8377079B2 (en) 2007-12-27 2013-02-19 Ethicon Endo-Surgery, Inc. Constant force mechanisms for regulating restriction devices
US8142452B2 (en) 2007-12-27 2012-03-27 Ethicon Endo-Surgery, Inc. Controlling pressure in adjustable restriction devices
US8591395B2 (en) 2008-01-28 2013-11-26 Ethicon Endo-Surgery, Inc. Gastric restriction device data handling devices and methods
US8337389B2 (en) 2008-01-28 2012-12-25 Ethicon Endo-Surgery, Inc. Methods and devices for diagnosing performance of a gastric restriction system
US8192350B2 (en) 2008-01-28 2012-06-05 Ethicon Endo-Surgery, Inc. Methods and devices for measuring impedance in a gastric restriction system
US8221439B2 (en) 2008-02-07 2012-07-17 Ethicon Endo-Surgery, Inc. Powering implantable restriction systems using kinetic motion
US7844342B2 (en) 2008-02-07 2010-11-30 Ethicon Endo-Surgery, Inc. Powering implantable restriction systems using light
US8114345B2 (en) 2008-02-08 2012-02-14 Ethicon Endo-Surgery, Inc. System and method of sterilizing an implantable medical device
US8057492B2 (en) 2008-02-12 2011-11-15 Ethicon Endo-Surgery, Inc. Automatically adjusting band system with MEMS pump
US8591532B2 (en) 2008-02-12 2013-11-26 Ethicon Endo-Sugery, Inc. Automatically adjusting band system
US8034065B2 (en) 2008-02-26 2011-10-11 Ethicon Endo-Surgery, Inc. Controlling pressure in adjustable restriction devices
US8187162B2 (en) 2008-03-06 2012-05-29 Ethicon Endo-Surgery, Inc. Reorientation port
US8233995B2 (en) 2008-03-06 2012-07-31 Ethicon Endo-Surgery, Inc. System and method of aligning an implantable antenna
JP4961439B2 (ja) 2009-01-22 2012-06-27 日立Ｇｅニュークリア・エナジー株式会社 ジェットポンプ及び原子炉
JP5148531B2 (ja) * 2009-02-25 2013-02-20 日立Ｇｅニュークリア・エナジー株式会社 沸騰水型原子炉のジェットポンプ
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
DE102009002299A1 (de) * 2009-04-09 2010-10-14 Robert Bosch Gmbh Vorrichtung zum Fördern von Kraftstoff
US8948335B2 (en) * 2009-06-30 2015-02-03 Ge-Hitachi Nuclear Energy Americas Llc System for dampening vibration
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
US8290112B2 (en) * 2010-07-19 2012-10-16 Ge-Hitachi Nuclear Energy Americas Llc Multi-stage jet pump mixer assembly
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
JP5439445B2 (ja) * 2011-08-29 2014-03-12 日立Ｇｅニュークリア・エナジー株式会社 ジェットポンプ及び原子炉
US9039385B2 (en) 2011-11-28 2015-05-26 Ford Global Technologies, Llc Jet pump assembly
US9589684B2 (en) 2012-05-16 2017-03-07 Ge-Hitachi Nuclear Energy Americas Llc Apparatuses and methods for controlling movement of components
WO2014071995A1 (de) * 2012-11-09 2014-05-15 Areva Gmbh Strahlpumpe sowie siedewasserreaktor mit einer derartigen strahlpumpe
WO2014079503A1 (de) * 2012-11-22 2014-05-30 Areva Gmbh Strahlpumpe sowie siedewasserreaktor mit einer derartigen strahlpumpe
JP6162591B2 (ja) * 2013-03-15 2017-07-12 株式会社東芝 ジェットポンプの振動抑制装置、ジェットポンプおよびその振動抑制方法
US9734924B2 (en) * 2013-03-22 2017-08-15 Continuum Dynamics, Inc. Method and apparatus for suppressing flow-induced jet pump vibration in a boiling water reactor
US10458578B2 (en) 2015-12-02 2019-10-29 Ge-Hitachi Nuclear Energy Americas Llc Method and apparatus for repairing a jet pump slip joint
CN106855156A (zh) * 2017-01-20 2017-06-16 中广核研究院有限公司 双层套管结构及核反应堆
CN106837892A (zh) * 2017-02-22 2017-06-13 西安长庆科技工程有限责任公司 管件式喷射增压引流装置
EP3788240B1 (en) * 2018-05-02 2022-07-06 Parker Hannifin EMEA S.à.r.l. An actuator for use in a separator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR7604063A (pt) * 1975-08-13 1977-06-28 Kraftwerk Union Ag Instalacao de reator nuclear
US4043705A (en) * 1975-11-24 1977-08-23 Schlosser Vernon I Reactor jet pump plugs

Also Published As

Publication number Publication date
DE3026113A1 (de) 1981-01-22
JPS5627100A (en) 1981-03-16
ES8200502A1 (es) 1981-11-01
ES493347A0 (es) 1981-11-01
SE8005130L (sv) 1981-01-13
IT8023256A0 (it) 1980-07-04
JPS5948360B2 (ja) 1984-11-26
IT1131912B (it) 1986-06-25
US4285770A (en) 1981-08-25

Similar Documents

Publication Publication Date Title
NL8003858A (nl) Straalpomp met labyrintdichting.
DE102016003364B4 (de) Gebläse, das mit einer Struktur versehen ist, die eine Beschädigung einer Wellendichtung unterbindet
US4655914A (en) Method and apparatus for filtering impurities out of fluid
DE3248161C2 (it)
US20200038787A1 (en) Filter device
DE69827555T2 (de) Gasturbine
JPH06346809A (ja) 自動車のエンジンの燃料噴射器へガソリンを供給するためのポンプ
EP1158174B1 (de) Kreiselpumpe mit Magnetkupplung
RU2165787C1 (ru) Роторный аппарат
KR950702297A (ko) 베어링 장치로 부터 윤활제의 배출(draining of lubricant from a bearing arrangement)
WO1989009646A1 (en) A method of filter-cleaning and an apparatus for carrying out the method
US5234316A (en) Filtering device for a canned motor
EP0071715A2 (de) Flüssigkeitsring-Vakuumpumpe für gasförmige Medien
DE69723488T2 (de) Seitenkanalpumpe
EP1153219B1 (de) Diffusor ohne pulsation der stoss-grenzschicht und verfahren zum unterdrücken der stoss-grenzschicht-pulsation von diffusoren
US8221066B2 (en) Air diffuser system for industrial pumps
US4284245A (en) Machine lubrication system
KR910007952B1 (ko) 핵 연료봉들의 진동으로 인한 손상을 배제 또는 감소시키는 방법 및 장치
DE19856199A1 (de) Kühlung in Gasturbinen
US4285504A (en) Tuyere sealing means and silencer
US3448824A (en) Silencer with curtain of water maintained at discharge orifice
Smith et al. Cavitation Damage to Centrifugal Pump Impellers During Operation With Liquid Metals and Molten Salt at 1050–1400 F
RU2116518C1 (ru) Рабочее колесо центробежного насоса
RU204897U1 (ru) Центробежное рабочее колесо с двухсторонним входом
DE3026558A1 (de) Radiale turbomaschinen, insbesondere abgasturbolader fuer brennkraftmaschinen

Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed