TW372320B - Internal pump - Google Patents

Internal pump

Info

Publication number
TW372320B
TW372320B TW085107357A TW85107357A TW372320B TW 372320 B TW372320 B TW 372320B TW 085107357 A TW085107357 A TW 085107357A TW 85107357 A TW85107357 A TW 85107357A TW 372320 B TW372320 B TW 372320B
Authority
TW
Taiwan
Prior art keywords
face
internal pump
diffuser
nozzle
pressure container
Prior art date
Application number
TW085107357A
Other languages
English (en)
Inventor
Jun Kikushima
Masayuki Ueda
Yojiro Hayashi
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of TW372320B publication Critical patent/TW372320B/zh

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/043—Shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps
    • F04D29/108—Shaft sealings especially adapted for liquid pumps the sealing fluid being other than the working liquid or being the working liquid treated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/08—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being radioactive
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
TW085107357A 1995-09-18 1996-06-18 Internal pump TW372320B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1995/001848 WO1997011469A1 (fr) 1995-09-18 1995-09-18 Pompe interne

Publications (1)

Publication Number Publication Date
TW372320B true TW372320B (en) 1999-10-21

Family

ID=14126268

Family Applications (1)

Application Number Title Priority Date Filing Date
TW085107357A TW372320B (en) 1995-09-18 1996-06-18 Internal pump

Country Status (4)

Country Link
EP (1) EP0852382A4 (zh)
JP (1) JP3332385B2 (zh)
TW (1) TW372320B (zh)
WO (1) WO1997011469A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5666793B2 (ja) * 2009-09-17 2015-02-12 日立Ｇｅニュークリア・エナジー株式会社 インターナルポンプ及び沸騰水型原子炉

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4285770A (en) * 1979-07-12 1981-08-25 General Electric Company Jet pump with labyrinth seal
DE3276601D1 (en) * 1982-12-10 1987-07-23 Hitachi Ltd Internal pump
JPS62261095A (ja) * 1986-05-06 1987-11-13 株式会社東芝 インタ−ナルポンプ
JPH01102393A (ja) * 1987-10-16 1989-04-20 Hitachi Ltd 沸騰水型原子炉のインターナルポンプ
JPH01121794A (ja) * 1987-11-06 1989-05-15 Toshiba Corp インターナルポンプのシール機構
JPH0627284A (ja) * 1992-07-07 1994-02-04 Toshiba Corp インターナルポンプ用シール装置

Also Published As

Publication number Publication date
EP0852382A4 (en) 1998-11-25
JP3332385B2 (ja) 2002-10-07
WO1997011469A1 (fr) 1997-03-27
EP0852382A1 (en) 1998-07-08

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