EP3196477A4 - Centrifugal impeller and centrifugal compressor - Google Patents

Centrifugal impeller and centrifugal compressor Download PDF

Info

Publication number
EP3196477A4
EP3196477A4 EP15841417.7A EP15841417A EP3196477A4 EP 3196477 A4 EP3196477 A4 EP 3196477A4 EP 15841417 A EP15841417 A EP 15841417A EP 3196477 A4 EP3196477 A4 EP 3196477A4
Authority
EP
European Patent Office
Prior art keywords
centrifugal
impeller
compressor
centrifugal compressor
centrifugal 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.)
Withdrawn
Application number
EP15841417.7A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3196477A1 (en
Inventor
Jo Masutani
Daisuke Hirata
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.)
Mitsubishi Heavy Industries Ltd
Mitsubishi Heavy Industries Compressor Corp
Original Assignee
Mitsubishi Heavy Industries Ltd
Mitsubishi Heavy Industries Compressor 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 Mitsubishi Heavy Industries Ltd, Mitsubishi Heavy Industries Compressor Corp filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP3196477A1 publication Critical patent/EP3196477A1/en
Publication of EP3196477A4 publication Critical patent/EP3196477A4/en
Withdrawn legal-status Critical Current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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
    • 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
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • 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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
    • 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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
    • 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
    • F05D2250/70—Shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP15841417.7A 2014-09-18 2015-03-26 Centrifugal impeller and centrifugal compressor Withdrawn EP3196477A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014190468A JP2016061241A (ja) 2014-09-18 2014-09-18 遠心羽根車及び遠心圧縮機
PCT/JP2015/059344 WO2016042818A1 (ja) 2014-09-18 2015-03-26 遠心羽根車及び遠心圧縮機

Publications (2)

Publication Number Publication Date
EP3196477A1 EP3196477A1 (en) 2017-07-26
EP3196477A4 true EP3196477A4 (en) 2018-05-02

Family

ID=55532866

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15841417.7A Withdrawn EP3196477A4 (en) 2014-09-18 2015-03-26 Centrifugal impeller and centrifugal compressor

Country Status (5)

Country Link
US (1) US20170260998A1 (ru)
EP (1) EP3196477A4 (ru)
JP (1) JP2016061241A (ru)
CN (1) CN106662117A (ru)
WO (1) WO2016042818A1 (ru)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107614883B (zh) * 2015-05-14 2020-01-14 株式会社电装 离心式送风机
CN107989823B (zh) * 2017-12-26 2023-12-01 北京伯肯节能科技股份有限公司 叶轮、离心压缩机及燃料电池系统
JP7161419B2 (ja) * 2019-02-05 2022-10-26 三菱重工コンプレッサ株式会社 遠心回転機械の製造方法、及び遠心回転機械
US11143201B2 (en) 2019-03-15 2021-10-12 Pratt & Whitney Canada Corp. Impeller tip cavity
JP7140030B2 (ja) * 2019-03-28 2022-09-21 株式会社豊田自動織機 燃料電池用遠心圧縮機
US11268536B1 (en) * 2020-09-08 2022-03-08 Pratt & Whitney Canada Corp. Impeller exducer cavity with flow recirculation

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471174A (en) * 1947-04-24 1949-05-24 Clark Bros Co Inc Centrifugal compressor stability means
US3363832A (en) * 1967-03-02 1968-01-16 Carrier Corp Fans
US20070258822A1 (en) * 2004-07-06 2007-11-08 Alessandro Spaggiari Axial Fan
JP2013024057A (ja) * 2011-07-15 2013-02-04 Daikin Industries Ltd 遠心圧縮機
EP2942531A1 (de) * 2014-05-05 2015-11-11 Ziehl-Abegg Se Laufrad für diagonal- oder radialventilatoren, spritzgusswerkzeug zur herstellung eines solchen laufrades sowie gerät mit wenigstens einem solchen laufrad

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5949437B2 (ja) * 1977-01-28 1984-12-03 川崎重工業株式会社 斜流送風機の羽根車
DE3264089D1 (en) * 1982-12-29 1985-07-11 Gebhardt Gmbh Wilhelm Radial ventilator with backwards-curved profiled blades
JPS6153497A (ja) * 1984-08-22 1986-03-17 Hitachi Ltd フアン
US7356999B2 (en) * 2003-10-10 2008-04-15 York International Corporation System and method for stability control in a centrifugal compressor
SE525412C2 (sv) * 2003-10-20 2005-02-15 Itt Mfg Enterprises Inc Centrifugalpump
JP4308718B2 (ja) * 2004-06-15 2009-08-05 三星電子株式会社 遠心ファンおよびこれを用いた空気調和機
GB0601449D0 (en) * 2006-01-25 2006-03-08 Applied Energy Products Ltd Improved impeller and fan
JP5342385B2 (ja) * 2009-09-15 2013-11-13 三菱電機株式会社 ファン、そのファンを備えた電動送風機及び、その電動送風機を用いた電気掃除機
US9234524B2 (en) * 2011-12-13 2016-01-12 Minebea Co., Ltd. Boundary layer controlled logarithmic spiral blade

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471174A (en) * 1947-04-24 1949-05-24 Clark Bros Co Inc Centrifugal compressor stability means
US3363832A (en) * 1967-03-02 1968-01-16 Carrier Corp Fans
US20070258822A1 (en) * 2004-07-06 2007-11-08 Alessandro Spaggiari Axial Fan
JP2013024057A (ja) * 2011-07-15 2013-02-04 Daikin Industries Ltd 遠心圧縮機
EP2942531A1 (de) * 2014-05-05 2015-11-11 Ziehl-Abegg Se Laufrad für diagonal- oder radialventilatoren, spritzgusswerkzeug zur herstellung eines solchen laufrades sowie gerät mit wenigstens einem solchen laufrad

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016042818A1 *

Also Published As

Publication number Publication date
JP2016061241A (ja) 2016-04-25
EP3196477A1 (en) 2017-07-26
WO2016042818A1 (ja) 2016-03-24
US20170260998A1 (en) 2017-09-14
CN106662117A (zh) 2017-05-10

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Effective date: 20180404

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Ipc: F04D 29/28 20060101ALI20180327BHEP

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18W Application withdrawn

Effective date: 20180413