JPS5115210A - Zatsuongenshono fuan - Google Patents

Zatsuongenshono fuan

Info

Publication number
JPS5115210A
JPS5115210A JP7181575A JP7181575A JPS5115210A JP S5115210 A JPS5115210 A JP S5115210A JP 7181575 A JP7181575 A JP 7181575A JP 7181575 A JP7181575 A JP 7181575A JP S5115210 A JPS5115210 A JP S5115210A
Authority
JP
Japan
Prior art keywords
blades
noise
frequencies
turbulence
resulting
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.)
Granted
Application number
JP7181575A
Other languages
English (en)
Other versions
JPS5431204B2 (ja
Inventor
Pateiru Jei
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.)
ROTORON Inc
Original Assignee
ROTORON Inc
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 ROTORON Inc filed Critical ROTORON Inc
Publication of JPS5115210A publication Critical patent/JPS5115210A/ja
Publication of JPS5431204B2 publication Critical patent/JPS5431204B2/ja
Granted 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • F05D2240/304—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
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/182—Two-dimensional patterned crenellated, notched
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/183—Two-dimensional patterned zigzag
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/184—Two-dimensional patterned sinusoidal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP7181575A 1974-07-02 1975-06-13 Zatsuongenshono fuan Granted JPS5115210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48528974A 1974-07-02 1974-07-02

Publications (2)

Publication Number Publication Date
JPS5115210A true JPS5115210A (en) 1976-02-06
JPS5431204B2 JPS5431204B2 (ja) 1979-10-05

Family

ID=23927596

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7181575A Granted JPS5115210A (en) 1974-07-02 1975-06-13 Zatsuongenshono fuan

Country Status (8)

Country Link
US (1) US4089618A (ja)
JP (1) JPS5115210A (ja)
CA (1) CA1041063A (ja)
DE (1) DE2529541B2 (ja)
FR (1) FR2277257A1 (ja)
GB (1) GB1478069A (ja)
IT (1) IT1036993B (ja)
NL (1) NL155923B (ja)

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JPS541409A (en) * 1977-06-04 1979-01-08 Seibu Giken Kk Blower casing
JPS5411508A (en) * 1977-06-27 1979-01-27 Seibu Giken Kk Blower casing
JPS5483108A (en) * 1977-12-16 1979-07-03 Nittetsu Mining Co Ltd Casing for blower
JP2003343489A (ja) * 2002-05-30 2003-12-03 Mitsubishi Electric Corp 送風機、送風機の制御方法、および空気調和機
KR100487378B1 (ko) * 2002-12-10 2005-05-03 엘지전자 주식회사 나선형 송풍팬 어셈블리
JP2005264803A (ja) * 2004-03-18 2005-09-29 Matsushita Electric Ind Co Ltd 送風機と、その送風機を用いた熱交換ユニットおよび冷凍冷蔵庫
JP2007002790A (ja) * 2005-06-24 2007-01-11 Mitsubishi Electric Corp 貫流送風機用羽根車
WO2008133014A1 (ja) * 2007-04-13 2008-11-06 Daikin Industries, Ltd. 多翼ファンの羽根車
CN103953554A (zh) * 2014-04-21 2014-07-30 侯如升 一种静音风扇

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS541409A (en) * 1977-06-04 1979-01-08 Seibu Giken Kk Blower casing
JPS5411508A (en) * 1977-06-27 1979-01-27 Seibu Giken Kk Blower casing
JPS5483108A (en) * 1977-12-16 1979-07-03 Nittetsu Mining Co Ltd Casing for blower
JP2003343489A (ja) * 2002-05-30 2003-12-03 Mitsubishi Electric Corp 送風機、送風機の制御方法、および空気調和機
KR100487378B1 (ko) * 2002-12-10 2005-05-03 엘지전자 주식회사 나선형 송풍팬 어셈블리
JP2005264803A (ja) * 2004-03-18 2005-09-29 Matsushita Electric Ind Co Ltd 送風機と、その送風機を用いた熱交換ユニットおよび冷凍冷蔵庫
JP2007002790A (ja) * 2005-06-24 2007-01-11 Mitsubishi Electric Corp 貫流送風機用羽根車
WO2008133014A1 (ja) * 2007-04-13 2008-11-06 Daikin Industries, Ltd. 多翼ファンの羽根車
CN103953554A (zh) * 2014-04-21 2014-07-30 侯如升 一种静音风扇

Also Published As

Publication number Publication date
GB1478069A (en) 1977-06-29
US4089618A (en) 1978-05-16
NL7507241A (nl) 1976-01-06
FR2277257B1 (ja) 1978-03-17
JPS5431204B2 (ja) 1979-10-05
NL155923B (nl) 1978-02-15
DE2529541A1 (de) 1976-01-22
FR2277257A1 (fr) 1976-01-30
IT1036993B (it) 1979-10-30
CA1041063A (en) 1978-10-24
DE2529541B2 (de) 1980-03-27

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