EP0321379A3 - Plaque repliée avec générateur de tourbillon - Google Patents

Plaque repliée avec générateur de tourbillon Download PDF

Info

Publication number
EP0321379A3
EP0321379A3 EP19880630118 EP88630118A EP0321379A3 EP 0321379 A3 EP0321379 A3 EP 0321379A3 EP 19880630118 EP19880630118 EP 19880630118 EP 88630118 A EP88630118 A EP 88630118A EP 0321379 A3 EP0321379 A3 EP 0321379A3
Authority
EP
European Patent Office
Prior art keywords
diffuser
vortex generator
stall
vortices
convoluted
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
EP19880630118
Other languages
German (de)
English (en)
Other versions
EP0321379B1 (fr
EP0321379A2 (fr
Inventor
Walter Michael Presz, Jr.
Robert William Paterson
Michael Joseph Werle
Robert Herman Ealba
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.)
RTX Corp
Original Assignee
United Technologies 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
Priority claimed from US07/132,395 external-priority patent/US4971768A/en
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of EP0321379A2 publication Critical patent/EP0321379A2/fr
Publication of EP0321379A3 publication Critical patent/EP0321379A3/fr
Application granted granted Critical
Publication of EP0321379B1 publication Critical patent/EP0321379B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/432—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction with means for dividing the material flow into separate sub-flows and for repositioning and recombining these sub-flows; Cross-mixing, e.g. conducting the outer layer of the material nearer to the axis of the tube or vice-versa
    • B01F25/4322—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction with means for dividing the material flow into separate sub-flows and for repositioning and recombining these sub-flows; Cross-mixing, e.g. conducting the outer layer of the material nearer to the axis of the tube or vice-versa essentially composed of stacks of sheets, e.g. corrugated sheets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/0015—Whirl chambers, e.g. vortex valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/913—Vortex flow, i.e. flow spiraling in a tangential direction and moving in an axial direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Nozzles (AREA)
EP88630118A 1987-12-15 1988-06-30 Plaque repliée avec générateur de tourbillon Expired - Lifetime EP0321379B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US132395 1987-12-15
US07/132,395 US4971768A (en) 1987-11-23 1987-12-15 Diffuser with convoluted vortex generator

Publications (3)

Publication Number Publication Date
EP0321379A2 EP0321379A2 (fr) 1989-06-21
EP0321379A3 true EP0321379A3 (fr) 1991-07-10
EP0321379B1 EP0321379B1 (fr) 1995-03-29

Family

ID=22453840

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88630118A Expired - Lifetime EP0321379B1 (fr) 1987-12-15 1988-06-30 Plaque repliée avec générateur de tourbillon

Country Status (5)

Country Link
EP (1) EP0321379B1 (fr)
JP (1) JP2678466B2 (fr)
KR (1) KR960013199B1 (fr)
DE (2) DE3853466T2 (fr)
YU (1) YU111888A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5110560A (en) * 1987-11-23 1992-05-05 United Technologies Corporation Convoluted diffuser
US5058381A (en) * 1990-01-24 1991-10-22 General Motors Corporation Low restriction exhaust treatment apparatus
EP0493302B1 (fr) * 1990-12-24 1995-04-12 United Technologies Corporation Mécanisme pour réduire des pertes de pression dans des conduites courbes
US5230369A (en) * 1990-12-24 1993-07-27 United Technologies Corporation Structure to reduce turning losses in angled conduit
US5327940A (en) * 1992-03-09 1994-07-12 United Technologies Corporation Mechanism to reduce turning losses in angled conduits
US5230656A (en) * 1992-08-05 1993-07-27 Carrier Corporation Mixer ejector flow distributor
US5918465A (en) * 1995-02-03 1999-07-06 Bmw Rolls-Royce Gmbh Flow guiding body for a gas turbine combustion chamber
DE19757187A1 (de) * 1997-12-22 1999-06-24 Abb Research Ltd Verfahren und Vorrichtung zur Energieanreicherung in einer an einer umströmten Oberfläche anliegenden Grenzschicht
EP0999367B1 (fr) 1998-11-06 2003-02-12 ALSTOM (Switzerland) Ltd Conduit d'écoulement à discontinuité de section transversale
JP4788392B2 (ja) * 2006-02-24 2011-10-05 日立造船株式会社 脱硝反応装置におけるアンモニアガス均一混合装置
JP5489432B2 (ja) * 2008-08-12 2014-05-14 三菱重工業株式会社 排ガス処理装置及び排ガス処理システム
JP5523807B2 (ja) * 2009-08-05 2014-06-18 三菱重工業株式会社 排ガス処理装置
RU2550370C2 (ru) * 2011-05-11 2015-05-10 Альстом Текнолоджи Лтд Центробежная форсунка с выступающими частями
US8938971B2 (en) 2011-05-11 2015-01-27 Alstom Technology Ltd Flow straightener and mixer
DE102012221342A1 (de) * 2012-11-22 2014-05-22 Friedrich Boysen Gmbh & Co. Kg Strömungsleitvorrichtung
US10081429B2 (en) * 2014-07-21 2018-09-25 The Boeing Company Air diffuser systems, methods, and apparatuses
RU2692058C1 (ru) * 2018-06-08 2019-06-20 Акционерное общество "НИИ измерительных приборов - Новосибирский завод имени Коминтерна" (АО "НПО НИИИП-НЗиК") Способ защиты радиолокационной станции от малоразмерных беспилотных летательных аппаратов и устройство для его осуществления

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3827461A (en) * 1972-11-21 1974-08-06 Worthington Pump Int Inc Stream filament mixer for pipe flow
US3870772A (en) * 1969-10-27 1975-03-11 Gaf Corp 2-Chloroethyl-phosphonothioic esters and thioesters
US3953176A (en) * 1973-05-22 1976-04-27 Texas Instruments Incorporated Catalytic converter
DE2843365A1 (de) * 1978-10-05 1980-04-24 Daimler Benz Ag Einlaufstutzen zum gleichmaessigen einleiten von verbrennungsmotorabgasen
WO1987003646A1 (fr) * 1985-12-13 1987-06-18 Saab-Scania Aktiebolag Carter de catalyseur

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7811364A (nl) * 1978-11-17 1980-05-20 Tno Diffusor in het bijzonder met grote tophoek.
EP0244335B1 (fr) * 1986-04-30 1992-01-15 United Technologies Corporation Diffuseur

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3870772A (en) * 1969-10-27 1975-03-11 Gaf Corp 2-Chloroethyl-phosphonothioic esters and thioesters
US3827461A (en) * 1972-11-21 1974-08-06 Worthington Pump Int Inc Stream filament mixer for pipe flow
US3953176A (en) * 1973-05-22 1976-04-27 Texas Instruments Incorporated Catalytic converter
DE2843365A1 (de) * 1978-10-05 1980-04-24 Daimler Benz Ag Einlaufstutzen zum gleichmaessigen einleiten von verbrennungsmotorabgasen
WO1987003646A1 (fr) * 1985-12-13 1987-06-18 Saab-Scania Aktiebolag Carter de catalyseur

Also Published As

Publication number Publication date
KR890010477A (ko) 1989-08-09
YU111888A (en) 1990-12-31
DE321379T1 (de) 1989-12-07
DE3853466D1 (de) 1995-05-04
DE3853466T2 (de) 1995-08-03
KR960013199B1 (ko) 1996-09-30
EP0321379B1 (fr) 1995-03-29
JP2678466B2 (ja) 1997-11-17
JPH01172603A (ja) 1989-07-07
EP0321379A2 (fr) 1989-06-21

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