EP3415767A4 - Impeller, rotary machine, and impeller manufacturing method - Google Patents

Impeller, rotary machine, and impeller manufacturing method Download PDF

Info

Publication number
EP3415767A4
EP3415767A4 EP17766726.8A EP17766726A EP3415767A4 EP 3415767 A4 EP3415767 A4 EP 3415767A4 EP 17766726 A EP17766726 A EP 17766726A EP 3415767 A4 EP3415767 A4 EP 3415767A4
Authority
EP
European Patent Office
Prior art keywords
impeller
rotary machine
manufacturing
impeller manufacturing
rotary
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Withdrawn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
EP17766726.8A
Other languages
German (de)
French (fr)
Other versions
EP3415767A1 (en
Inventor
Shuichi Yamashita
Shinichiro Tokuyama
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 Compressor Corp
Original Assignee
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 Compressor Corp filed Critical Mitsubishi Heavy Industries Compressor Corp
Publication of EP3415767A1 publication Critical patent/EP3415767A1/en
Publication of EP3415767A4 publication Critical patent/EP3415767A4/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Withdrawn legal-status Critical Current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
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/10—Centrifugal pumps for compressing or evacuating
    • F04D17/12—Multi-stage pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2230/00—Manufacture
    • F05B2230/10—Manufacture by removing material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05B2240/301—Cross-section characteristics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2250/00—Geometry
    • F05B2250/70—Shape
    • F05B2250/71—Shape curved
    • F05B2250/711—Shape curved convex
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP17766726.8A 2016-03-18 2017-03-15 Impeller, rotary machine, and impeller manufacturing method Withdrawn EP3415767A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016056045A JP2017172344A (en) 2016-03-18 2016-03-18 Impeller, rotary machine, and process of manufacturing impeller
PCT/JP2017/010391 WO2017159730A1 (en) 2016-03-18 2017-03-15 Impeller, rotary machine, and impeller manufacturing method

Publications (2)

Publication Number Publication Date
EP3415767A1 EP3415767A1 (en) 2018-12-19
EP3415767A4 true EP3415767A4 (en) 2019-03-06

Family

ID=59851979

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17766726.8A Withdrawn EP3415767A4 (en) 2016-03-18 2017-03-15 Impeller, rotary machine, and impeller manufacturing method

Country Status (4)

Country Link
US (1) US20190078583A1 (en)
EP (1) EP3415767A4 (en)
JP (1) JP2017172344A (en)
WO (1) WO2017159730A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2022224512A1 (en) * 2021-04-22 2022-10-27

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB636290A (en) * 1947-01-09 1950-04-26 Lysholm Alf Improvements in diffusers for centrifugal compressors
JP2004353608A (en) * 2003-05-30 2004-12-16 Mitsubishi Heavy Ind Ltd Centrifugal compressor
US20150308453A1 (en) * 2013-01-28 2015-10-29 Mitsubishi Heavy Industries Compressor Corporation Centrifugal rotation machine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB690951A (en) * 1950-04-26 1953-04-29 Carrier Engineering Co Ltd Improvements in or relating to centrifugal compressors
US3884595A (en) * 1974-05-15 1975-05-20 Dresser Ind Impeller and shaft assembly
JP2537975B2 (en) * 1988-07-06 1996-09-25 松下電器産業株式会社 Centrifugal blower impeller
JP5606358B2 (en) * 2011-02-24 2014-10-15 三菱重工業株式会社 Impeller, rotor provided with the same, and method for manufacturing impeller
ITFI20130261A1 (en) * 2013-10-28 2015-04-29 Nuovo Pignone Srl "CENTRIFUGAL COMPRESSOR IMPELLER WITH BLADES HAVING AN S-SHAPED TRAILING EDGE"

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB636290A (en) * 1947-01-09 1950-04-26 Lysholm Alf Improvements in diffusers for centrifugal compressors
JP2004353608A (en) * 2003-05-30 2004-12-16 Mitsubishi Heavy Ind Ltd Centrifugal compressor
US20150308453A1 (en) * 2013-01-28 2015-10-29 Mitsubishi Heavy Industries Compressor Corporation Centrifugal rotation machine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017159730A1 *

Also Published As

Publication number Publication date
JP2017172344A (en) 2017-09-28
US20190078583A1 (en) 2019-03-14
EP3415767A1 (en) 2018-12-19
WO2017159730A1 (en) 2017-09-21

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