DE102020201830B4 - Leitschaufel-diffusor und zentrifugalkompressor - Google Patents

Leitschaufel-diffusor und zentrifugalkompressor Download PDF

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Publication number
DE102020201830B4
DE102020201830B4 DE102020201830.8A DE102020201830A DE102020201830B4 DE 102020201830 B4 DE102020201830 B4 DE 102020201830B4 DE 102020201830 A DE102020201830 A DE 102020201830A DE 102020201830 B4 DE102020201830 B4 DE 102020201830B4
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Germany
Prior art keywords
diffuser
fillet
passage
vane
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
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DE102020201830.8A
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German (de)
English (en)
Other versions
DE102020201830A1 (de
Inventor
Yoshihiro Ishikawa
Isao Tomita
Kenichiro Iwakiri
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
Original Assignee
Mitsubishi Heavy Industries 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.)
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Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of DE102020201830A1 publication Critical patent/DE102020201830A1/de
Application granted granted Critical
Publication of DE102020201830B4 publication Critical patent/DE102020201830B4/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/10—Centrifugal pumps for compressing or evacuating
    • 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)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
DE102020201830.8A 2019-08-22 2020-02-13 Leitschaufel-diffusor und zentrifugalkompressor Expired - Fee Related DE102020201830B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019151896A JP2021032106A (ja) 2019-08-22 2019-08-22 ベーンドディフューザ及び遠心圧縮機
JP2019-151896 2019-08-22

Publications (2)

Publication Number Publication Date
DE102020201830A1 DE102020201830A1 (de) 2021-02-25
DE102020201830B4 true DE102020201830B4 (de) 2023-07-06

Family

ID=74495602

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102020201830.8A Expired - Fee Related DE102020201830B4 (de) 2019-08-22 2020-02-13 Leitschaufel-diffusor und zentrifugalkompressor

Country Status (4)

Country Link
US (1) US11261878B2 (enExample)
JP (1) JP2021032106A (enExample)
CN (1) CN112412883B (enExample)
DE (1) DE102020201830B4 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111630280A (zh) * 2018-04-04 2020-09-04 三菱重工发动机和增压器株式会社 离心压缩机以及具备该离心压缩机的涡轮增压器
JP7523400B2 (ja) * 2021-03-31 2024-07-26 三菱重工業株式会社 圧縮機
CN113931880A (zh) * 2021-10-19 2022-01-14 中国科学院工程热物理研究所 一种基于流线法调控扩压面积的径向叶片扩压器设计方法
JP2023154938A (ja) * 2022-04-08 2023-10-20 三菱重工業株式会社 送風流路
CN116066413B (zh) * 2023-02-27 2025-05-02 中国航发湖南动力机械研究所 一种叶片式扩压器喉道面积控制方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04482A (ja) 1990-04-18 1992-01-06 Canon Inc 画像形成装置のクリーニング装置
EP1860325A1 (de) 2006-05-26 2007-11-28 ABB Turbo Systems AG Diffusor
JP2009197613A (ja) 2008-02-19 2009-09-03 Ihi Corp 遠心圧縮機及びディフューザベーンユニット
US20160222789A1 (en) 2013-01-23 2016-08-04 Concepts Nrec, Llc Structures and Methods for Forcing Coupling of Flow Fields of Adjacent Bladed Elements of Turbomachines, and Turbomachines Incorporating the Same
JP2018119549A (ja) 2017-01-27 2018-08-02 マン・ディーゼル・アンド・ターボ・エスイー ラジアル圧縮機及びターボチャージャ

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3719430A (en) 1971-08-24 1973-03-06 Gen Electric Diffuser
SE382342B (sv) * 1973-06-18 1976-01-26 United Turbine Ab & Co Avloppsdiffusor for centrifugalkompressor
US3860360A (en) * 1973-09-04 1975-01-14 Gen Motors Corp Diffuser for a centrifugal compressor
US3963369A (en) * 1974-12-16 1976-06-15 Avco Corporation Diffuser including movable vanes
JPH09100799A (ja) 1995-10-06 1997-04-15 Ishikawajima Harima Heavy Ind Co Ltd 遠心圧縮機
JP3752210B2 (ja) 2002-08-30 2006-03-08 三菱重工業株式会社 遠心圧縮機、ディフューザ翼、及び、その製造方法
EP1568891A4 (en) * 2002-12-04 2006-01-04 Mitsubishi Heavy Ind Ltd DIFFUSER FOR CENTRIFUGAL COMPRESSORS AND MANUFACTURING METHOD THEREFOR
US7249933B2 (en) * 2005-01-10 2007-07-31 General Electric Company Funnel fillet turbine stage
JP5167403B1 (ja) * 2011-12-08 2013-03-21 三菱重工業株式会社 遠心式流体機械
JP2014047775A (ja) * 2012-09-04 2014-03-17 Hitachi Ltd ディフューザ、そのディフューザが備わる遠心圧縮機および送風機
DE102014219821A1 (de) * 2014-09-30 2016-03-31 Siemens Aktiengesellschaft Rückführstufe
US10024172B2 (en) * 2015-02-27 2018-07-17 United Technologies Corporation Gas turbine engine airfoil
US10352237B2 (en) * 2016-05-26 2019-07-16 Rolls-Royce Corporation Diffuser having shaped vanes
JP6785623B2 (ja) 2016-11-17 2020-11-18 株式会社日立インダストリアルプロダクツ 流体機械
JP6704843B2 (ja) 2016-12-07 2020-06-03 三菱重工エンジン＆ターボチャージャ株式会社 遠心圧縮機及びターボチャージャ
CN106870455B (zh) * 2017-04-22 2018-11-02 台州瑞晶机电有限公司 一种大流量紧凑型离心压缩机级间加气方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04482A (ja) 1990-04-18 1992-01-06 Canon Inc 画像形成装置のクリーニング装置
EP1860325A1 (de) 2006-05-26 2007-11-28 ABB Turbo Systems AG Diffusor
JP2009197613A (ja) 2008-02-19 2009-09-03 Ihi Corp 遠心圧縮機及びディフューザベーンユニット
US20160222789A1 (en) 2013-01-23 2016-08-04 Concepts Nrec, Llc Structures and Methods for Forcing Coupling of Flow Fields of Adjacent Bladed Elements of Turbomachines, and Turbomachines Incorporating the Same
US9551225B2 (en) 2013-01-23 2017-01-24 Concepts Nrec, Llc Structures and methods for forcing coupling of flow fields of adjacent bladed elements of turbomachines, and turbomachines incorporating the same
JP2018119549A (ja) 2017-01-27 2018-08-02 マン・ディーゼル・アンド・ターボ・エスイー ラジアル圧縮機及びターボチャージャ

Also Published As

Publication number Publication date
CN112412883B (zh) 2022-08-30
JP2021032106A (ja) 2021-03-01
US20210054850A1 (en) 2021-02-25
US11261878B2 (en) 2022-03-01
CN112412883A (zh) 2021-02-26
DE102020201830A1 (de) 2021-02-25

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R020 Patent grant now final
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee