[go: up one dir, main page]

ES438542A1 - Rotor assembly for centrifugal pump. (Machine-translation by Google Translate, not legally binding) - Google Patents

Rotor assembly for centrifugal pump. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES438542A1
ES438542A1 ES438542A ES438542A ES438542A1 ES 438542 A1 ES438542 A1 ES 438542A1 ES 438542 A ES438542 A ES 438542A ES 438542 A ES438542 A ES 438542A ES 438542 A1 ES438542 A1 ES 438542A1
Authority
ES
Spain
Prior art keywords
translation
machine
rotor assembly
centrifugal pump
legally binding
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
Application number
ES438542A
Other languages
Spanish (es)
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 ES438542A1 publication Critical patent/ES438542A1/en
Expired 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)

Abstract

Rotor assembly for a centrifugal pump that includes a hub and vanes fastened in said hub, characterized in that at its front edge said vanes have an angle of advance of less than 13º. (Machine-translation by Google Translate, not legally binding)
ES438542A 1974-06-13 1975-06-13 Rotor assembly for centrifugal pump. (Machine-translation by Google Translate, not legally binding) Expired ES438542A1 (en)

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 (1)

Publication Number Publication Date
ES438542A1 true ES438542A1 (en) 1977-05-16

Family

ID=23902774

Family Applications (1)

Application Number Title Priority Date Filing Date
ES438542A Expired ES438542A1 (en) 1974-06-13 1975-06-13 Rotor assembly for centrifugal pump. (Machine-translation by Google Translate, not legally binding)

Country Status (7)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128362A (en) * 1977-04-22 1978-12-05 Dresser Industries, Inc. Flushing and cooling system for pumps
US4131386A (en) * 1977-05-05 1978-12-26 Sundstrand Corporation Sealing system for centrifugal pump
FI87009C (en) * 1990-02-21 1992-11-10 Tampella Forest Oy Paddle wheel for centrifugal pumps
JPH09264293A (en) * 1996-03-29 1997-10-07 Ebara Corp Installing structure for ceramic impeller
DE102011007907B3 (en) * 2011-04-21 2012-06-21 Ksb Aktiengesellschaft Impeller for centrifugal pumps
CN103835988B (en) * 2014-03-11 2016-01-06 门立山 A kind of centrifugal pump impeller
US10533570B2 (en) * 2015-12-07 2020-01-14 Fluid Handling Llc Opposed impeller wear ring undercut to offset generated axial thrust in multi-stage pump
RU204897U1 (en) * 2021-02-08 2021-06-17 Акционерное общество (АО) "Научно-исследовательский институт "Лопастных машин" ("НИИ ЛМ") CENTRIFUGAL IMPELLER WITH DOUBLE ENTRANCE

Also Published As

Publication number Publication date
DE2525316A1 (en) 1975-12-18
IT1036988B (en) 1979-10-30
FR2274807B1 (en) 1979-03-23
BR7503657A (en) 1976-06-29
FR2274807A1 (en) 1976-01-09
JPS5113402A (en) 1976-02-02
NL7507112A (en) 1975-12-16

Similar Documents

Publication Publication Date Title
ES326012A1 (en) Improvements in radial compressors. (Machine-translation by Google Translate, not legally binding)
BE814437A (en) TURBOMACHINE ROTOR VANE
CA1004082A (en) Centrifugal pump with variable impeller
CA986417A (en) Turbomachine extraction flow guide vanes
ES238389U (en) Impeller for centrifugal pumps
ES438542A1 (en) Rotor assembly for centrifugal pump. (Machine-translation by Google Translate, not legally binding)
OA05407A (en) Volute centrifugal pumps cards.
NL7500144A (en) TURBO MACHINES.
AU8411475A (en) An impeller for axial-flow fans
SE409358B (en) MARINE DRIVER INCLUDING A MULTI-STEP FRONT TURBIN, A BACK TURBINE AND AN ANGENER
ES228444U (en) Impellers
ES201499U (en) Pump centrifugal pump. (Machine-translation by Google Translate, not legally binding)
ES404637A1 (en) Rotary compressor centrifugal or axial. (Machine-translation by Google Translate, not legally binding)
ES194629U (en) Pallet rotating device. (Machine-translation by Google Translate, not legally binding)
ES284668A1 (en) A fluid meter device (Machine-translation by Google Translate, not legally binding)
AU1595376A (en) Centrifugal pump with curved radial impeller
ES295913A1 (en) Centrifugal fan appliance (Machine-translation by Google Translate, not legally binding)
ES62389U (en) Toy mill (Machine-translation by Google Translate, not legally binding)
CA771020A (en) Guide vanes for centrifugal fans, blowers, etc.
CA653383A (en) Rotors, for example rotor discs for axial-flow turbines
ES341737A1 (en) Centrifugal-multi-sensitive centrifugal bumper. (Machine-translation by Google Translate, not legally binding)
CA806992A (en) Continuous shroud for rotor blades
ES213838U (en) Sheet for cell compressors. (Machine-translation by Google Translate, not legally binding)
ES433743A1 (en) A body envelope for turbine of turbochargers. (Machine-translation by Google Translate, not legally binding)
ES359008A1 (en) Un turbopropulsador. (Machine-translation by Google Translate, not legally binding)