GB1231152A - - Google Patents

Info

Publication number
GB1231152A
GB1231152A GB1231152DA GB1231152A GB 1231152 A GB1231152 A GB 1231152A GB 1231152D A GB1231152D A GB 1231152DA GB 1231152 A GB1231152 A GB 1231152A
Authority
GB
United Kingdom
Prior art keywords
wall part
ring
march
diffuser passage
slot
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
Application number
Other languages
English (en)
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 GB1231152A publication Critical patent/GB1231152A/en
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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/141—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path
    • F01D17/143—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path the shiftable member being a wall, or part thereof of a radial diffuser
    • 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
    • F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
    • F04D29/464—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps adjusting flow cross-section, otherwise than by using adjustable stator blades
    • 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)
GB1231152D 1968-03-11 1969-03-03 Expired GB1231152A (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71211468A 1968-03-11 1968-03-11

Publications (1)

Publication Number Publication Date
GB1231152A true GB1231152A (cs) 1971-05-12

Family

ID=24860813

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1231152D Expired GB1231152A (cs) 1968-03-11 1969-03-03

Country Status (4)

Country Link
US (1) US3478955A (cs)
DE (1) DE1913048A1 (cs)
FR (1) FR2003644A1 (cs)
GB (1) GB1231152A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005017321A1 (en) * 2003-08-14 2005-02-24 Honeywell International Inc. Variable diffuser with movable wall

Families Citing this family (41)

* Cited by examiner, † Cited by third party
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US3754629A (en) * 1971-12-06 1973-08-28 H R Electronics Co Coin controlled means for vending machines and the like
US3941498A (en) * 1974-04-08 1976-03-02 Chandler Evans Inc. Variable geometry collector for centrifugal pump
US4544325A (en) * 1980-10-22 1985-10-01 Teledyne Industries, Inc. Variable geometry device for turbine compressor outlet
US4403914A (en) * 1981-07-13 1983-09-13 Teledyne Industries, Inc. Variable geometry device for turbomachinery
US4499731A (en) * 1981-12-09 1985-02-19 Bbc Brown, Boveri & Company, Limited Controllable exhaust gas turbocharger
EP0095853B1 (en) * 1982-05-28 1988-08-03 Holset Engineering Company Limited A variable inlet area turbine
US4538410A (en) * 1982-07-07 1985-09-03 A/S Kongsberg Vapenfabrikk Compressor diffuser non-return valve and method for starting gas turbine engines
US4844690A (en) * 1985-01-24 1989-07-04 Carrier Corporation Diffuser vane seal for a centrifugal compressor
JPH01219397A (ja) * 1988-02-26 1989-09-01 Hitachi Ltd 遠心圧縮機のディフューザ
GB2218745B (en) * 1988-05-17 1992-07-01 Holset Engineering Co Variable geometry turbine actuator assembly
GB2218743A (en) * 1988-05-17 1989-11-22 Holset Engineering Co Variable geometry turbine
EP0654587B1 (en) * 1993-11-19 1999-01-20 Holset Engineering Company Limited Turbine with variable inlet geometry
US6158956A (en) 1998-10-05 2000-12-12 Allied Signal Inc. Actuating mechanism for sliding vane variable geometry turbine
US7207176B2 (en) 2002-11-19 2007-04-24 Cummins Inc. Method of controlling the exhaust gas temperature for after-treatment systems on a diesel engine using a variable geometry turbine
US7475540B2 (en) * 2002-11-19 2009-01-13 Holset Engineering Co., Limited Variable geometry turbine
US6931849B2 (en) * 2002-11-19 2005-08-23 Holset Engineering Company, Limited Variable geometry turbine
US6872050B2 (en) * 2002-12-06 2005-03-29 York International Corporation Variable geometry diffuser mechanism
DE10310678B3 (de) * 2003-03-12 2004-09-23 Atlas Copco Energas Gmbh Expansionsturbinenstufe
WO2006131724A1 (en) * 2005-06-07 2006-12-14 Cummins Turbo Technologies Limited Variable geometry turbine
EP1960632B1 (en) * 2005-11-30 2019-08-21 Dresser-Rand Company End closure device for a turbomachine casing
US20070196206A1 (en) * 2006-02-17 2007-08-23 Honeywell International, Inc. Pressure load compressor diffuser
JP4853263B2 (ja) * 2006-12-07 2012-01-11 株式会社豊田自動織機 遠心圧縮機
CN100427768C (zh) * 2006-12-29 2008-10-22 清华大学 离心压气机可控型面无叶扩压器
US7871243B2 (en) * 2007-06-05 2011-01-18 Honeywell International Inc. Augmented vaneless diffuser containment
US8070416B2 (en) * 2008-03-27 2011-12-06 International Engine Intellectual Property Company, Llc Flow regulation mechanism for turbocharger compressor
US8689552B2 (en) * 2009-11-17 2014-04-08 Toyota Jidosha Kabushiki Kaisha Centrifugal compressor and turbocharger
WO2011111173A1 (ja) * 2010-03-09 2011-09-15 トヨタ自動車株式会社 ディフューザ装置、遠心圧縮機、及びターボ過給機
US9212667B2 (en) * 2010-12-22 2015-12-15 Danfoss A/S Variable-speed oil-free refrigerant centrifugal compressor with variable geometry diffuser
JP6174131B2 (ja) * 2012-11-09 2017-08-02 ジョンソン コントロールズ テクノロジー カンパニーＪｏｈｎｓｏｎ Ｃｏｎｔｒｏｌｓ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏｍｐａｎｙ 延長された行程を有する可変形態ディフューザおよびその制御方法
EP2961991B1 (en) * 2013-03-01 2020-07-22 Rolls-Royce North American Technologies, Inc. Gas turbine engine impeller system for an intermediate pressure (ip) compressor
CN104421209B (zh) * 2013-08-26 2017-02-08 珠海格力电器股份有限公司 调节器结构及离心式压缩机
WO2015030723A1 (en) 2013-08-27 2015-03-05 Danfoss Turbocor Compressors B.V. Compressor including flow control and electromagnetic actuator
JP6256142B2 (ja) * 2014-03-26 2018-01-10 株式会社豊田自動織機 遠心圧縮機
GB201408087D0 (en) 2014-05-07 2014-06-18 Cummins Ltd Variable geometry turbine assembly
DE102015202375A1 (de) * 2015-02-11 2016-08-11 Robert Bosch Gmbh Radialverdichter, Abgasturbolader und entsprechendes Verfahren zum Betreiben eines Radialverdichters
US20160265549A1 (en) * 2015-03-09 2016-09-15 Caterpillar Inc. Compressor assembly having dynamic diffuser ring retention
TWI592567B (zh) * 2015-11-12 2017-07-21 財團法人工業技術研究院 渦輪進氣控制裝置及進氣控制方法
US10753370B2 (en) * 2017-05-23 2020-08-25 Rolls-Royce Corporation Variable diffuser with axially translating end wall for a centrifugal compressor
TWI782097B (zh) 2017-09-25 2022-11-01 美商江森自控技術公司 用於離心壓縮機之擴散器系統及用於用來壓縮流體的可變容量離心壓縮機之系統
CN107859658B (zh) * 2017-10-27 2019-02-19 江苏大学 一种可调节开度的射流自吸系统
CN109356886A (zh) * 2018-12-17 2019-02-19 珠海格力电器股份有限公司 离心式压缩机及扩压器装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2285976A (en) * 1940-01-15 1942-06-09 Gen Electric Centrifugal compressor
NL98031C (cs) * 1957-12-23
US3150650A (en) * 1961-09-29 1964-09-29 Caterpillar Tractor Co Variable area diffuser for compressor
NL126489C (cs) * 1964-05-11
GB1078246A (en) * 1965-05-05 1967-08-09 Ckd Praha Improvements in or relating to centrifugal compressors

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005017321A1 (en) * 2003-08-14 2005-02-24 Honeywell International Inc. Variable diffuser with movable wall
CN100436757C (zh) * 2003-08-14 2008-11-26 霍尼韦尔国际公司 带有可动壁的可变扩散器

Also Published As

Publication number Publication date
FR2003644A1 (cs) 1969-11-14
US3478955A (en) 1969-11-18
DE1913048A1 (de) 1970-02-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees