EP0321379A3 - Convoluted plate with vortex generator - Google Patents
Convoluted plate with vortex generator Download PDFInfo
- 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
Links
- 238000009792 diffusion process Methods 0.000 abstract 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
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)
Abstract
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 (en) | 1989-06-21 |
EP0321379A3 true EP0321379A3 (en) | 1991-07-10 |
EP0321379B1 EP0321379B1 (en) | 1995-03-29 |
Family
ID=22453840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP88630118A Expired - Lifetime EP0321379B1 (en) | 1987-12-15 | 1988-06-30 | Convoluted plate with vortex generator |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0321379B1 (en) |
JP (1) | JP2678466B2 (en) |
KR (1) | KR960013199B1 (en) |
DE (2) | DE321379T1 (en) |
YU (1) | YU111888A (en) |
Families Citing this family (16)
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 |
US5230369A (en) * | 1990-12-24 | 1993-07-27 | United Technologies Corporation | Structure to reduce turning losses in angled conduit |
ES2071276T3 (en) * | 1990-12-24 | 1995-06-16 | United Technologies Corp | MECHANISM TO REDUCE PRESSURE LOSSES IN THE TUBE CURVES AND ELBOWS. |
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 |
EP0807213B1 (en) * | 1995-02-03 | 2002-07-31 | Rolls-Royce Deutschland Ltd & Co KG | Flow-guiding body for gas turbine combustion chambers |
DE19757187A1 (en) * | 1997-12-22 | 1999-06-24 | Abb Research Ltd | Method and device for energy enrichment in a boundary layer adjacent to a flow-around surface |
EP0999367B1 (en) * | 1998-11-06 | 2003-02-12 | ALSTOM (Switzerland) Ltd | Flow conduit with cross-section discontinuity |
JP4788392B2 (en) * | 2006-02-24 | 2011-10-05 | 日立造船株式会社 | Ammonia gas uniform mixing device in denitration reactor |
JP5489432B2 (en) * | 2008-08-12 | 2014-05-14 | 三菱重工業株式会社 | Exhaust gas treatment apparatus and exhaust gas treatment system |
JP5523807B2 (en) * | 2009-08-05 | 2014-06-18 | 三菱重工業株式会社 | Exhaust gas treatment equipment |
RU2550370C2 (en) * | 2011-05-11 | 2015-05-10 | Альстом Текнолоджи Лтд | Centrifugal nozzle with projecting parts |
EP2522912B1 (en) * | 2011-05-11 | 2019-03-27 | Ansaldo Energia Switzerland AG | Flow straightener and mixer |
DE102012221342A1 (en) * | 2012-11-22 | 2014-05-22 | Friedrich Boysen Gmbh & Co. Kg | Flow guide device for distributing gas flow i.e. effluent stream, in e.g. metering pump, of motor car, has two face portions arranged in direction of flow of gas and curved along connecting line in connection |
RU2692058C1 (en) * | 2018-06-08 | 2019-06-20 | Акционерное общество "НИИ измерительных приборов - Новосибирский завод имени Коминтерна" (АО "НПО НИИИП-НЗиК") | Method of protecting radar stations from small-size unmanned aerial vehicles and device for its implementation |
Citations (5)
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 (en) * | 1978-10-05 | 1980-04-24 | Daimler Benz Ag | Inlet to IC engine afterburner - has indentations on short sides to give more even entering gas flow |
WO1987003646A1 (en) * | 1985-12-13 | 1987-06-18 | Saab-Scania Aktiebolag | Catalyst housing |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7811364A (en) * | 1978-11-17 | 1980-05-20 | Tno | DIFFUSOR IN PARTICULAR WITH LARGE TOP ANGLE. |
EP0244335B1 (en) * | 1986-04-30 | 1992-01-15 | United Technologies Corporation | Diffuser |
-
1988
- 1988-06-09 YU YU01118/88A patent/YU111888A/en unknown
- 1988-06-30 DE DE198888630118T patent/DE321379T1/en active Pending
- 1988-06-30 EP EP88630118A patent/EP0321379B1/en not_active Expired - Lifetime
- 1988-06-30 KR KR1019880008196A patent/KR960013199B1/en not_active IP Right Cessation
- 1988-06-30 DE DE3853466T patent/DE3853466T2/en not_active Expired - Fee Related
- 1988-06-30 JP JP63164069A patent/JP2678466B2/en not_active Expired - Fee Related
Patent Citations (5)
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 (en) * | 1978-10-05 | 1980-04-24 | Daimler Benz Ag | Inlet to IC engine afterburner - has indentations on short sides to give more even entering gas flow |
WO1987003646A1 (en) * | 1985-12-13 | 1987-06-18 | Saab-Scania Aktiebolag | Catalyst housing |
Also Published As
Publication number | Publication date |
---|---|
YU111888A (en) | 1990-12-31 |
KR960013199B1 (en) | 1996-09-30 |
JPH01172603A (en) | 1989-07-07 |
JP2678466B2 (en) | 1997-11-17 |
DE3853466T2 (en) | 1995-08-03 |
EP0321379A2 (en) | 1989-06-21 |
KR890010477A (en) | 1989-08-09 |
DE321379T1 (en) | 1989-12-07 |
DE3853466D1 (en) | 1995-05-04 |
EP0321379B1 (en) | 1995-03-29 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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