EP3315786A4 - Turbofan and air conditioner in which same is used - Google Patents

Turbofan and air conditioner in which same is used Download PDF

Info

Publication number
EP3315786A4
EP3315786A4 EP16851050.1A EP16851050A EP3315786A4 EP 3315786 A4 EP3315786 A4 EP 3315786A4 EP 16851050 A EP16851050 A EP 16851050A EP 3315786 A4 EP3315786 A4 EP 3315786A4
Authority
EP
European Patent Office
Prior art keywords
turbofan
same
air conditioner
conditioner
air
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Withdrawn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
EP16851050.1A
Other languages
German (de)
French (fr)
Other versions
EP3315786A1 (en
Inventor
Tsuyoshi Eguchi
Soichiro Matsumoto
Hirofumi Ishizuka
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 Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries Thermal Systems 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
Application filed by Mitsubishi Heavy Industries Thermal Systems Ltd filed Critical Mitsubishi Heavy Industries Thermal Systems Ltd
Publication of EP3315786A1 publication Critical patent/EP3315786A1/en
Publication of EP3315786A4 publication Critical patent/EP3315786A4/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Withdrawn legal-status Critical Current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
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • 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
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
EP16851050.1A 2015-10-02 2016-09-06 Turbofan and air conditioner in which same is used Withdrawn EP3315786A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015196839A JP6642913B2 (en) 2015-10-02 2015-10-02 Turbo fan and air conditioner using it
PCT/JP2016/076156 WO2017056874A1 (en) 2015-10-02 2016-09-06 Turbofan and air conditioner in which same is used

Publications (2)

Publication Number Publication Date
EP3315786A1 EP3315786A1 (en) 2018-05-02
EP3315786A4 true EP3315786A4 (en) 2018-07-04

Family

ID=58423422

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16851050.1A Withdrawn EP3315786A4 (en) 2015-10-02 2016-09-06 Turbofan and air conditioner in which same is used

Country Status (4)

Country Link
EP (1) EP3315786A4 (en)
JP (1) JP6642913B2 (en)
CN (1) CN107850081B (en)
WO (1) WO2017056874A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230332615A1 (en) 2020-11-25 2023-10-19 Mitsubishi Electric Corporation Turbofan and air-conditioning apparatus

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1058200B (en) * 1952-02-27 1959-05-27 Bruno Eck Dr Ing Sheet metal impeller for radial fan and meridian accelerated axial fan
JP2008144667A (en) * 2006-12-11 2008-06-26 Daikin Ind Ltd Impeller for blower
EP2213882A1 (en) * 2007-11-26 2010-08-04 Daikin Industries, Ltd. Centrifugal fan
JP2011226448A (en) * 2010-04-23 2011-11-10 Toshiba Carrier Corp Centrifugal fan and air conditioner
JP2013096378A (en) * 2011-11-04 2013-05-20 Daikin Industries Ltd Centrifugal air blower
EP2910793A1 (en) * 2012-10-16 2015-08-26 Mitsubishi Electric Corporation Turbo fan and air conditioner

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009127541A (en) * 2007-11-26 2009-06-11 Daikin Ind Ltd Centrifugal fan
EP2264320B1 (en) * 2008-04-18 2018-08-08 Mitsubishi Electric Corporation Turbofan and air conditioner
JP4994421B2 (en) * 2009-05-08 2012-08-08 三菱電機株式会社 Centrifugal fan and air conditioner
JP5590016B2 (en) * 2011-12-14 2014-09-17 三菱電機株式会社 Turbo fan, air conditioner

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1058200B (en) * 1952-02-27 1959-05-27 Bruno Eck Dr Ing Sheet metal impeller for radial fan and meridian accelerated axial fan
JP2008144667A (en) * 2006-12-11 2008-06-26 Daikin Ind Ltd Impeller for blower
EP2213882A1 (en) * 2007-11-26 2010-08-04 Daikin Industries, Ltd. Centrifugal fan
JP2011226448A (en) * 2010-04-23 2011-11-10 Toshiba Carrier Corp Centrifugal fan and air conditioner
JP2013096378A (en) * 2011-11-04 2013-05-20 Daikin Industries Ltd Centrifugal air blower
EP2910793A1 (en) * 2012-10-16 2015-08-26 Mitsubishi Electric Corporation Turbo fan and air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017056874A1 *

Also Published As

Publication number Publication date
JP2017067056A (en) 2017-04-06
WO2017056874A1 (en) 2017-04-06
EP3315786A1 (en) 2018-05-02
JP6642913B2 (en) 2020-02-12
CN107850081B (en) 2019-10-01
CN107850081A (en) 2018-03-27

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Effective date: 20180129

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Extension state: BA ME

A4 Supplementary search report drawn up and despatched

Effective date: 20180605

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 29/66 20060101ALI20180529BHEP

Ipc: F04D 29/30 20060101AFI20180529BHEP

Ipc: F24F 1/00 20110101ALI20180529BHEP

Ipc: F04D 29/28 20060101ALI20180529BHEP

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