JP4841354B2 - 流体振動子によって流れを制御する方法及びシステム - Google Patents
流体振動子によって流れを制御する方法及びシステム Download PDFInfo
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- JP4841354B2 JP4841354B2 JP2006215230A JP2006215230A JP4841354B2 JP 4841354 B2 JP4841354 B2 JP 4841354B2 JP 2006215230 A JP2006215230 A JP 2006215230A JP 2006215230 A JP2006215230 A JP 2006215230A JP 4841354 B2 JP4841354 B2 JP 4841354B2
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
- F15C1/00—Circuit elements having no moving parts
- F15C1/22—Oscillators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/08—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape of pulsating nature, e.g. delivering liquid in successive separate quantities ; Fluidic oscillators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/0075—Nozzle arrangements in gas streams
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- 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
- F01D5/145—Means for influencing boundary layers or secondary circulations
-
- 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
- F15D1/10—Influencing flow of fluids around bodies of solid material
- F15D1/12—Influencing flow of fluids around bodies of solid material by influencing the boundary layer
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- 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
- F05D2260/60—Fluid transfer
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0396—Involving pressure control
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
- Y10T137/212—System comprising plural fluidic devices or stages
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
- Y10T137/218—Means to regulate or vary operation of device
- Y10T137/2185—To vary frequency of pulses or oscillations
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
- Y10T137/2224—Structure of body of device
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Control Of Turbines (AREA)
Description
Claims (10)
- 主流体流れを制御するシステムにおいて、
制御流体の振動流れを搬送する第1の流体振動子(4)であって、第1のスロート(12)と、前記第1のスロートに接続された第1の入力ポート(14)と、前記第1のスロートに接続された第1の制御ポート(16)及び第2の制御ポート(18)と、前記第1のスロートから延出し、主流体流れと流体連通する第1の出力ポート(22)及び第2の出力ポート(24)と、前記第1の出力ポート及び前記第1の制御ポートに接続された第1の帰還ライン(26)と、前記第2の出力ポート及び前記第2の制御ポートに接続された第2の帰還ライン(28)とを具備する第1の流体振動子(4)と;
前記第1の流体振動子に前記制御流体を供給するために、前記第1の流体振動子の前記第1の入力ポートに接続されたプレナム(52)と;
前記第1の出力ポートと前記第2の出力ポートとの間で振動流体運動を発生させるために、前記制御流体に対して複数の帰還流路を規定するように、前記第1の帰還ラインに沿って配置された第1の帰還チャンバ(29)及び前記第2の帰還ラインに沿って配置された第2の帰還チャンバ(31)であって、振動の所望の振動数を実現するために、前記第1の帰還チャンバの容積及び前記第2の帰還チャンバの容積を変化させることができる第1の帰還チャンバ(29)及び第2の帰還チャンバ(31)と、
を具備するシステム。 - 前記第1の帰還チャンバの前記容積及び前記第2の帰還チャンバの前記容積は、一様に変化されてもよい請求項1記載のシステム。
- 前記第1の帰還チャンバの前記容積が減少されるとき、前記振動数は増加し、前記第1の帰還チャンバの前記容積が増加されるとき、前記振動数は減少する請求項1記載のシステム。
- 前記制御流体の振動流れを搬送する第2の流体振動子(6)であって、
第2のスロート(32)と、
前記第2のスロートに接続された第2の入力ポート(34)と、
前記第2のスロートに接続された第3の制御ポート(36)及び第4の制御ポート(38)と、
前記第2のスロートから延出する第3の出力ポート(42)及び第4の出力ポート(44)と、
前記第3の出力ポート及び前記第3の制御ポートに接続された第3の帰還ライン(46)と、
前記第4の出力ポート及び前記第4の制御ポートに接続された第4の帰還ライン(48)とを具備する第2の流体振動子(6)を更に具備し;
前記プレナムは、前記第2の流体振動子に前記制御流体を供給するために、前記第2の入力ポートに接続され;
前記第1の帰還チャンバは、前記第2の流体振動子に対して前記制御流体の帰還流路を規定するために、前記第3の帰還ラインに沿って更に配置され;
前記第1の流体振動子は、前記第1の帰還チャンバを介して前記第2の流体振動子と流体連通する請求項1記載のシステム。 - 前記第1の出力ポート、前記第2の出力ポート、前記第3の出力ポート及び前記第4の出力ポートは、互いに振動数ロックされる請求項4記載のシステム。
- 前記第1の流体振動子及び前記第2の流体振動子は、前記主流体流れの境界層の分離を抑止するように構成される請求項4記載のシステム。
- 主流体流れを制御する方法において、
制御流体の振動流れを搬送する第1の流体振動子であって、第1のスロートと、前記第1のスロートに接続された第1の入力ポートと、前記第1のスロートに接続された第1の制御ポート及び第2の制御ポートと、前記第1のスロートから延出する第1の出力ポート及び第2の出力ポートと、前記第1の出力ポート及び前記第1の制御ポートに接続された第1の帰還ラインと、前記第2の出力ポート及び前記第2の制御ポートに接続された第2の帰還ラインとを具備する第1の流体振動子を含む複数の流体振動子から成るアレイを位置決めすることと;
前記第1の流体振動子に前記制御流体を供給するために、前記第1の入力ポートにプレナムを接続することと;
前記第1の出力ポートと前記第2の出力ポートとの間で振動流体運動を発生させるために、前記制御流体に対して複数の帰還流路を規定するように、前記第1の帰還ラインに沿って第1の帰還チャンバを配置し且つ前記第2の帰還ラインに沿って第2の帰還チャンバを配置することと;
振動の所望の振動数を実現するために、前記第1の帰還チャンバの容積及び前記第2の帰還チャンバの容積を変化させることと
から成る方法。 - 前記第1の帰還チャンバの前記容積を減少することにより、前記振動数を増加することと、前記第1の帰還チャンバの前記容積を増加することにより、前記振動数を減少することとを更に含む請求項7記載の方法。
- 変化させることは、前記第1の帰還チャンバの前記容積及び前記第2の帰還チャンバの前期容積を一様に変化させることから成る請求項7記載の方法。
- 第2のスロートと、前記第2のスロートに接続された第2の入力ポートと、前記第2のスロートに接続された第3の制御ポート及び第4の制御ポートと、前記第2のスロートから延出する第3の出力ポート及び第4の出力ポートと、前記第3の出力ポート及び前記第3の制御ポートに接続された第3の帰還ラインと、前記第4の出力ポート及び前記第4の制御ポートに接続された第4の帰還ラインとを具備する、前記制御流体の振動流れを搬送する第2の流体振動子を位置決めすることと;
前記第2の流体振動子に前記制御流体を供給するために、前記第2の入力ポートに前記プレナムを接続することと;
前記第1の流体振動子が前記第1の帰還チャンバを介して前記第2の流体振動子と流体連通しているとき、前記第2の流体振動子に対して前記制御流体の帰還流路を規定するために、前記第1の帰還チャンバを前記第3の帰還ラインに沿って配置することと;
前記アレイに前記入力制御流体を分配するために、前記プレナムの中へ前記入力制御流体を吹き込むことと;
前記制御流体の前記出力流れを脈動させることとを更に含む、請求項7記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/201,914 US7128082B1 (en) | 2005-08-10 | 2005-08-10 | Method and system for flow control with fluidic oscillators |
US11/201,914 | 2005-08-10 |
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JP2007051639A JP2007051639A (ja) | 2007-03-01 |
JP4841354B2 true JP4841354B2 (ja) | 2011-12-21 |
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JP2006215230A Expired - Fee Related JP4841354B2 (ja) | 2005-08-10 | 2006-08-08 | 流体振動子によって流れを制御する方法及びシステム |
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US (1) | US7128082B1 (ja) |
EP (1) | EP1760262B1 (ja) |
JP (1) | JP4841354B2 (ja) |
DE (1) | DE602006001040T2 (ja) |
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CN113280366B (zh) * | 2021-05-13 | 2022-09-27 | 中国航空发动机研究院 | 一种基于自激扫掠振荡燃油喷嘴的加力燃烧室结构 |
CN116122730B (zh) * | 2022-12-08 | 2023-07-25 | 河南理工大学 | 一种脉冲空化射流辅助破岩机构 |
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US3016066A (en) * | 1960-01-22 | 1962-01-09 | Raymond W Warren | Fluid oscillator |
US3468328A (en) * | 1965-10-15 | 1969-09-23 | Bowles Eng Corp | Distributed amplifier |
JPS491436B1 (ja) * | 1969-03-17 | 1974-01-14 | ||
DE2053320A1 (de) * | 1970-10-30 | 1972-05-04 | Daimler-Benz Ag, 7000 Stuttgart | Temperaturfühler |
US3857412A (en) * | 1973-07-12 | 1974-12-31 | Us Army | Notch tracking fluidic frequency filter |
GB2188397B (en) * | 1984-09-13 | 1988-12-29 | Rolls Royce | A low drag surface construction |
US4905909A (en) * | 1987-09-02 | 1990-03-06 | Spectra Technologies, Inc. | Fluidic oscillating nozzle |
US5190099A (en) * | 1991-05-01 | 1993-03-02 | The United States Of The America As Represented By The Secretary Of The Army | Pulsatile impinging cooling system for electronic IC modules and systems using fluidic oscillators |
US5755408A (en) * | 1995-04-03 | 1998-05-26 | Schmidt; Robert N. | Fluid flow control devices |
US5524660A (en) * | 1995-06-28 | 1996-06-11 | Basf Corporation | Plate-type spray nozzle and method of use |
US5906317A (en) | 1997-11-25 | 1999-05-25 | Bowles Fluidics Corporation | Method and apparatus for improving improved fluidic oscillator and method for windshield washers |
US5893383A (en) | 1997-11-25 | 1999-04-13 | Perfclean International | Fluidic Oscillator |
US6109566A (en) * | 1999-02-25 | 2000-08-29 | United Technologies Corporation | Vibration-driven acoustic jet controlling boundary layer separation |
US6240945B1 (en) * | 1999-06-17 | 2001-06-05 | Bowles Fluidics Corporation | Method and apparatus for yawing the sprays issued from fluidic oscillators |
GB9914652D0 (en) * | 1999-06-24 | 1999-08-25 | British Aerospace | Laminar flow control system and suction panel for use therein |
US6371414B1 (en) * | 1999-07-16 | 2002-04-16 | Lockheed Martin Corporation | System and method for manipulating and controlling fluid flow over a surface |
US6805164B2 (en) | 2001-12-04 | 2004-10-19 | Bowles Fluidics Corporation | Means for generating oscillating fluid jets having specified flow patterns |
GB2385095B (en) | 2002-01-23 | 2005-11-09 | Alstom | Fluidic apparatuses |
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DE602006001040T2 (de) | 2009-07-02 |
DE602006001040D1 (de) | 2008-06-12 |
JP2007051639A (ja) | 2007-03-01 |
EP1760262A1 (en) | 2007-03-07 |
US7128082B1 (en) | 2006-10-31 |
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