FR2274807A1 - Roue a aubes de pompe centrifuge - Google Patents

Roue a aubes de pompe centrifuge

Info

Publication number
FR2274807A1
FR2274807A1 FR7518469A FR7518469A FR2274807A1 FR 2274807 A1 FR2274807 A1 FR 2274807A1 FR 7518469 A FR7518469 A FR 7518469A FR 7518469 A FR7518469 A FR 7518469A FR 2274807 A1 FR2274807 A1 FR 2274807A1
Authority
FR
France
Prior art keywords
hub
inlet angle
blade
blades
rotor blade
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
Application number
FR7518469A
Other languages
English (en)
Other versions
FR2274807B1 (fr
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.)
Sundstrand Corp
Original Assignee
Sundstrand 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
Priority claimed from US05/479,130 external-priority patent/US3953150A/en
Application filed by Sundstrand Corp filed Critical Sundstrand Corp
Publication of FR2274807A1 publication Critical patent/FR2274807A1/fr
Application granted granted Critical
Publication of FR2274807B1 publication Critical patent/FR2274807B1/fr
Granted 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/006—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps double suction pumps
    • 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
    • F04D29/041—Axial thrust balancing
    • F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
    • 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
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7518469A 1974-06-13 1975-06-12 Roue a aubes de pompe centrifuge Granted FR2274807A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/479,130 US3953150A (en) 1972-02-10 1974-06-13 Impeller apparatus

Publications (2)

Publication Number Publication Date
FR2274807A1 true FR2274807A1 (fr) 1976-01-09
FR2274807B1 FR2274807B1 (fr) 1979-03-23

Family

ID=23902774

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7518469A Granted FR2274807A1 (fr) 1974-06-13 1975-06-12 Roue a aubes de pompe centrifuge

Country Status (7)

Country Link
JP (1) JPS5113402A (fr)
BR (1) BR7503657A (fr)
DE (1) DE2525316A1 (fr)
ES (1) ES438542A1 (fr)
FR (1) FR2274807A1 (fr)
IT (1) IT1036988B (fr)
NL (1) NL7507112A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388148A1 (fr) * 1977-04-22 1978-11-17 Dresser Ind Circuit de balayage et de refroidissement perfectionne pour pompes
FR2389786A1 (fr) * 1977-05-05 1978-12-01 Sundstrand Corp
EP0798467A2 (fr) * 1996-03-29 1997-10-01 Ebara Corporation Turbomachine
CN103835988A (zh) * 2014-03-11 2014-06-04 门立山 一种离心泵叶轮

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI87009C (fi) * 1990-02-21 1992-11-10 Tampella Forest Oy Skovelhjul foer centrifugalpumpar
DE102011007907B3 (de) * 2011-04-21 2012-06-21 Ksb Aktiengesellschaft Laufrad für Kreiselpumpen
RU204897U1 (ru) * 2021-02-08 2021-06-17 Акционерное общество (АО) "Научно-исследовательский институт "Лопастных машин" ("НИИ ЛМ") Центробежное рабочее колесо с двухсторонним входом

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388148A1 (fr) * 1977-04-22 1978-11-17 Dresser Ind Circuit de balayage et de refroidissement perfectionne pour pompes
FR2389786A1 (fr) * 1977-05-05 1978-12-01 Sundstrand Corp
EP0798467A2 (fr) * 1996-03-29 1997-10-01 Ebara Corporation Turbomachine
EP0798467A3 (fr) * 1996-03-29 1999-01-20 Ebara Corporation Turbomachine
US5947684A (en) * 1996-03-29 1999-09-07 Ebara Corporation Turbomachinery
CN103835988A (zh) * 2014-03-11 2014-06-04 门立山 一种离心泵叶轮

Also Published As

Publication number Publication date
ES438542A1 (es) 1977-05-16
IT1036988B (it) 1979-10-30
NL7507112A (nl) 1975-12-16
DE2525316A1 (de) 1975-12-18
FR2274807B1 (fr) 1979-03-23
BR7503657A (pt) 1976-06-29
JPS5113402A (ja) 1976-02-02

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Legal Events

Date Code Title Description
ST Notification of lapse