CH650563A5 - Diffuser in a centrifugal driven machine - Google Patents

Diffuser in a centrifugal driven machine Download PDF

Info

Publication number
CH650563A5
CH650563A5 CH5774/80A CH577480A CH650563A5 CH 650563 A5 CH650563 A5 CH 650563A5 CH 5774/80 A CH5774/80 A CH 5774/80A CH 577480 A CH577480 A CH 577480A CH 650563 A5 CH650563 A5 CH 650563A5
Authority
CH
Switzerland
Prior art keywords
diffuser
guide vanes
channel
impeller
flow
Prior art date
Application number
CH5774/80A
Other languages
German (de)
English (en)
Inventor
Yoichi Yoshinaga
Kuninobu Morita
Shinjiro Ueda
Hideo Nishida
Yoshihiro Takada
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
Priority claimed from JP54097273A external-priority patent/JPS608359B2/ja
Priority claimed from JP13640179A external-priority patent/JPS6027839B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of CH650563A5 publication Critical patent/CH650563A5/de

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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F04D29/444—Bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/50—Inlet or outlet
    • F05D2250/52—Outlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH5774/80A 1979-08-01 1980-07-29 Diffuser in a centrifugal driven machine CH650563A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP54097273A JPS608359B2 (ja) 1979-08-01 1979-08-01 遠心圧縮機のディフュ−ザ
JP13640179A JPS6027839B2 (ja) 1979-10-24 1979-10-24 遠心圧縮機のディフュ−ザ

Publications (1)

Publication Number Publication Date
CH650563A5 true CH650563A5 (en) 1985-07-31

Family

ID=26438455

Family Applications (1)

Application Number Title Priority Date Filing Date
CH5774/80A CH650563A5 (en) 1979-08-01 1980-07-29 Diffuser in a centrifugal driven machine

Country Status (3)

Country Link
CH (1) CH650563A5 (en, 2012)
DE (1) DE3028775A1 (en, 2012)
IT (1) IT1130815B (en, 2012)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011109535A1 (de) * 2011-08-05 2013-02-07 Sew-Eurodrive Gmbh & Co. Kg Lüfteranordnung und Motor
CN112797030A (zh) * 2020-09-29 2021-05-14 宁波威孚天力增压技术股份有限公司 一种具有改进型扩压器的压气机

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56113097A (en) * 1980-02-08 1981-09-05 Hitachi Ltd Diffuser for centrifugal hydraulic machine
FR2529966B1 (fr) * 1982-07-08 1987-03-20 Chausson Usines Sa Compresseur centrifuge a faible energie cinetique
US4902200A (en) * 1988-04-25 1990-02-20 Dresser-Rand Company Variable diffuser wall with ribbed vanes
RU2181855C2 (ru) * 2000-02-08 2002-04-27 Журавлев Юрий Иванович Безлопаточный диффузор центробежного нагнетателя

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU419639A1 (ru) * 1972-04-30 1974-03-15 Николаевский ордена Трудового Красного Знамени кораблестроительный институт имени адмирала С. О. Макарова Лопаточный диффузор центробежного компрессора
FR2187031A5 (en, 2012) * 1972-05-29 1974-01-11 Onera (Off Nat Aerospatiale)
SU522343A1 (ru) * 1974-01-18 1976-07-25 Николаевский Ордена Трудового Красного Знамени Кораблестроительный Институт Им.Адмирала С.О.Макарова Ступень центробежного компрессора

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011109535A1 (de) * 2011-08-05 2013-02-07 Sew-Eurodrive Gmbh & Co. Kg Lüfteranordnung und Motor
DE102011109535B4 (de) * 2011-08-05 2013-08-08 Sew-Eurodrive Gmbh & Co. Kg Lüfteranordnung und Motor
CN112797030A (zh) * 2020-09-29 2021-05-14 宁波威孚天力增压技术股份有限公司 一种具有改进型扩压器的压气机

Also Published As

Publication number Publication date
DE3028775A1 (de) 1981-03-26
IT1130815B (it) 1986-06-18
IT8068231A0 (it) 1980-07-31
DE3028775C2 (en, 2012) 1987-10-01

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PL Patent ceased