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ES269749U - Un ventilador axial mejorado. - Google Patents

Un ventilador axial mejorado.

Info

Publication number
ES269749U
ES269749U ES1981269749U ES269749U ES269749U ES 269749 U ES269749 U ES 269749U ES 1981269749 U ES1981269749 U ES 1981269749U ES 269749 U ES269749 U ES 269749U ES 269749 U ES269749 U ES 269749U
Authority
ES
Spain
Prior art keywords
controllable
moving blade
axial fan
blade type
pitch moving
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
ES1981269749U
Other languages
English (en)
Other versions
ES269749Y (es
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 filed Critical
Publication of ES269749U publication Critical patent/ES269749U/es
Application granted granted Critical
Publication of ES269749Y publication Critical patent/ES269749Y/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322—Blade mountings
    • F04D29/323—Blade mountings adjustable
    • 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
    • F04D29/34—Blade mountings
    • F04D29/36—Blade mountings adjustable
    • F04D29/362—Blade mountings adjustable during rotation
    • 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
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • 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
    • F04D29/685—Inducing localised fluid recirculation in the stator-rotor interface
    • 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
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/914—Device to control boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)

Abstract

Un ventilador axial mejorado del tipo de paletas móviles con paso regulable, en los cuales el cubo del rotor de ventilador está equipado de un mecanismo de paletas móviles. con paso regulable capaz de cambiar el ángulo de reglaje de las paletas durante el funcionamiento, estando caracterizadas dichas mejoras porque incluyen un tratamiento de envoltura formado en la pared interna de la envoltura opuesta a la circunferencia del círculo de mayor diámetro de dichas paletas y a lo largo de la misma.
ES1981269749U 1980-12-02 1981-12-01 Un ventilador axial mejorado. Expired ES269749Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980172122U JPS6318799Y2 (es) 1980-12-02 1980-12-02

Publications (2)

Publication Number Publication Date
ES269749U true ES269749U (es) 1983-07-01
ES269749Y ES269749Y (es) 1984-01-16

Family

ID=15935956

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1981269749U Expired ES269749Y (es) 1980-12-02 1981-12-01 Un ventilador axial mejorado.

Country Status (5)

Country Link
US (1) US4540335A (es)
JP (1) JPS6318799Y2 (es)
AU (1) AU550254B2 (es)
DE (1) DE3147713A1 (es)
ES (1) ES269749Y (es)

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JPS59108000U (ja) * 1983-01-13 1984-07-20 三菱重工業株式会社 ケーシング・トリートメントを有する軸流ファン
JPS59157600U (ja) * 1983-04-08 1984-10-23 三菱重工業株式会社 静翼可変軸流圧縮機
JPS613998U (ja) * 1984-06-13 1986-01-11 三菱重工業株式会社 流体機械のケ−シングトリ−トメント装置
CA1314486C (en) * 1984-06-19 1993-03-16 Michael John Charles Waterman Axial flow compressor surge margin improvement
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DE3927791A1 (de) * 1989-08-23 1991-02-28 Gebhardt Ventilatoren Axialventilator
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US5520508A (en) * 1994-12-05 1996-05-28 United Technologies Corporation Compressor endwall treatment
JPH11193798A (ja) * 1997-12-26 1999-07-21 Matsushita Electric Ind Co Ltd 送風装置
US6164911A (en) * 1998-11-13 2000-12-26 Pratt & Whitney Canada Corp. Low aspect ratio compressor casing treatment
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US6231301B1 (en) * 1998-12-10 2001-05-15 United Technologies Corporation Casing treatment for a fluid compressor
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US6234747B1 (en) * 1999-11-15 2001-05-22 General Electric Company Rub resistant compressor stage
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US6350102B1 (en) * 2000-07-19 2002-02-26 General Electric Company Shroud leakage flow discouragers
US7861823B2 (en) * 2005-11-04 2011-01-04 United Technologies Corporation Duct for reducing shock related noise
FR2912789B1 (fr) * 2007-02-21 2009-10-02 Snecma Sa Carter avec traitement de carter, compresseur et turbomachine comportant un tel carter.
US20080260522A1 (en) * 2007-04-18 2008-10-23 Ioannis Alvanos Gas turbine engine with integrated abradable seal and mount plate
DE102008052401A1 (de) * 2008-10-21 2010-04-22 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Laufspalteinzug
US20130259691A1 (en) * 2009-07-17 2013-10-03 General Electric Company Perforated turbine bucket tip cover
EP2305960B1 (fr) * 2009-09-28 2013-07-31 Techspace Aero S.A. Valve de purge dans le canal primaire du compresseur et procédé correspondant de suppression de phénomène de pompage
US8444371B2 (en) * 2010-04-09 2013-05-21 General Electric Company Axially-oriented cellular seal structure for turbine shrouds and related method
US8602720B2 (en) * 2010-06-22 2013-12-10 Honeywell International Inc. Compressors with casing treatments in gas turbine engines
GB2483060B (en) * 2010-08-23 2013-05-15 Rolls Royce Plc A turbomachine casing assembly
GB2487900B (en) * 2011-02-03 2013-02-06 Rolls Royce Plc A turbomachine comprising an annular casing and a bladed rotor
DE102011006275A1 (de) 2011-03-28 2012-10-04 Rolls-Royce Deutschland Ltd & Co Kg Stator einer Axialverdichterstufe einer Turbomaschine
DE102011006273A1 (de) 2011-03-28 2012-10-04 Rolls-Royce Deutschland Ltd & Co Kg Rotor einer Axialverdichterstufe einer Turbomaschine
DE102011007767A1 (de) * 2011-04-20 2012-10-25 Rolls-Royce Deutschland Ltd & Co Kg Strömungsmaschine
FR2988146B1 (fr) * 2012-03-15 2014-04-11 Snecma Carter pour roue a aubes de turbomachine ameliore et turbomachine equipee dudit carter
FR2989744B1 (fr) * 2012-04-19 2014-06-13 Snecma Carter de compresseur a cavites au calage optimise
EP2713009B1 (en) * 2012-09-26 2015-03-11 Alstom Technology Ltd Cooling method and system for cooling blades of at least one blade row in a rotary flow machine
DE102013201761A1 (de) * 2013-02-04 2014-08-07 Bosch Mahle Turbo Systems Gmbh & Co. Kg Gehäusebauteil
FR3006722B1 (fr) * 2013-06-06 2017-11-24 Snecma Dispositif de depoussierage de compresseur de turbomachine
EP2818724B1 (de) * 2013-06-27 2020-09-23 MTU Aero Engines GmbH Strömungsmaschine und Verfahren
CN104329281B (zh) * 2014-10-20 2017-06-13 东方日立(成都)电控设备有限公司 一种动叶可调式引风机变频节能系统
US10107307B2 (en) * 2015-04-14 2018-10-23 Pratt & Whitney Canada Corp. Gas turbine engine rotor casing treatment
JP6624846B2 (ja) * 2015-08-19 2019-12-25 株式会社荏原製作所 ターボ機械
US10487847B2 (en) * 2016-01-19 2019-11-26 Pratt & Whitney Canada Corp. Gas turbine engine blade casing
KR102488570B1 (ko) 2016-02-02 2023-01-13 한화파워시스템 주식회사 유체기계
EP3530957B1 (en) * 2017-02-08 2021-05-12 Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. Compressor and turbocharger
US11473438B2 (en) * 2019-06-04 2022-10-18 Honeywell International Inc. Grooved rotor casing system using additive manufacturing method
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Also Published As

Publication number Publication date
AU550254B2 (en) 1986-03-13
AU7760481A (en) 1982-06-10
ES269749Y (es) 1984-01-16
JPS6318799Y2 (es) 1988-05-26
DE3147713A1 (de) 1982-06-24
JPS5795500U (es) 1982-06-11
US4540335A (en) 1985-09-10

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