DE3887672D1 - Pumpe mit gekapseltem Sauglaufrad. - Google Patents

Pumpe mit gekapseltem Sauglaufrad.

Info

Publication number
DE3887672D1
DE3887672D1 DE88112321T DE3887672T DE3887672D1 DE 3887672 D1 DE3887672 D1 DE 3887672D1 DE 88112321 T DE88112321 T DE 88112321T DE 3887672 T DE3887672 T DE 3887672T DE 3887672 D1 DE3887672 D1 DE 3887672D1
Authority
DE
Germany
Prior art keywords
pump
suction impeller
encapsulated suction
encapsulated
impeller
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 - Fee Related
Application number
DE88112321T
Other languages
English (en)
Other versions
DE3887672T2 (de
Inventor
Sen Yih Meng
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Boeing Co
Original Assignee
Rockwell International Corp
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 Rockwell International Corp filed Critical Rockwell International Corp
Application granted granted Critical
Publication of DE3887672D1 publication Critical patent/DE3887672D1/de
Publication of DE3887672T2 publication Critical patent/DE3887672T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
DE3887672T 1987-12-28 1988-07-29 Pumpe mit gekapseltem Sauglaufrad. Expired - Fee Related DE3887672T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/138,465 US4854818A (en) 1987-12-28 1987-12-28 Shrouded inducer pump

Publications (2)

Publication Number Publication Date
DE3887672D1 true DE3887672D1 (de) 1994-03-17
DE3887672T2 DE3887672T2 (de) 1994-09-01

Family

ID=22482131

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3887672T Expired - Fee Related DE3887672T2 (de) 1987-12-28 1988-07-29 Pumpe mit gekapseltem Sauglaufrad.

Country Status (4)

Country Link
US (1) US4854818A (de)
EP (1) EP0322504B1 (de)
JP (1) JP2739874B2 (de)
DE (1) DE3887672T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19722353A1 (de) * 1997-05-28 1998-12-03 Klein Schanzlin & Becker Ag Kreiselpumpe mit einer Einlaufleiteinrichtung
KR100731838B1 (ko) * 2006-01-06 2007-06-22 이경호 펌프와 이를 이용한 취수장치
CN102619775B (zh) * 2012-03-20 2014-04-16 江苏大学 一种抑制离心泵进口回流的芯管
CN102927060B (zh) * 2012-11-02 2015-12-02 江苏大学 一种提高离心泵汽蚀性能的吸入口
JP2016075184A (ja) * 2014-10-03 2016-05-12 三菱重工業株式会社 遠心圧縮機
US11560899B2 (en) * 2018-10-19 2023-01-24 Aerojet Ricketdyne, Inc. Pump with axially-elongated annular seal element between inducer and impeller
CN109779963A (zh) * 2019-02-21 2019-05-21 三联泵业股份有限公司 一种固液两相流搅拌式叶轮
DE102020117944A1 (de) * 2020-07-07 2022-01-13 Deutsches Zentrum für Luft- und Raumfahrt e.V. Impellereinheit, Pumpe, Raketentriebwerk und Verfahren zur Herstellung einer Impellereinheit
CN112628193B (zh) * 2020-12-11 2022-04-26 江苏大学 一种泵及其带轮箍可调速的诱导轮

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2984189A (en) * 1958-08-07 1961-05-16 Worthington Corp Inducer for a rotating pump
US3221661A (en) * 1961-12-18 1965-12-07 Electronic Specialty Co Low-suction head pumps
US4150916A (en) * 1975-03-13 1979-04-24 Nikkiso Co., Ltd. Axial flow inducers for hydraulic devices
SU585315A1 (ru) * 1976-01-09 1977-12-25 Предприятие П/Я В-2504 Способ повышени антикавитационной устойчивости шнекоцентробежного насоса
US4375937A (en) * 1981-01-28 1983-03-08 Ingersoll-Rand Company Roto-dynamic pump with a backflow recirculator
US4375938A (en) * 1981-03-16 1983-03-08 Ingersoll-Rand Company Roto-dynamic pump with a diffusion back flow recirculator
US4449888A (en) * 1982-04-23 1984-05-22 Balje Otto E Free spool inducer pump
US4834611A (en) * 1984-06-25 1989-05-30 Rockwell International Corporation Vortex proof shrouded inducer
US4642023A (en) * 1985-07-29 1987-02-10 Rockwell International Corporation Vented shrouded inducer
US4708584A (en) * 1986-10-09 1987-11-24 Rockwell International Corporation Shrouded inducer pump

Also Published As

Publication number Publication date
JP2739874B2 (ja) 1998-04-15
EP0322504A3 (en) 1990-04-04
EP0322504B1 (de) 1994-02-02
EP0322504A2 (de) 1989-07-05
JPH01211694A (ja) 1989-08-24
DE3887672T2 (de) 1994-09-01
US4854818A (en) 1989-08-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: THE BOEING CO. (N.D.GES.D.STAATES DELAWARE), CHICA

8339 Ceased/non-payment of the annual fee