JP2008008292A - ファンナセル、ナセルアッセンブリ、および環状のファン出口面積を変化させる方法 - Google Patents
ファンナセル、ナセルアッセンブリ、および環状のファン出口面積を変化させる方法 Download PDFInfo
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- JP2008008292A JP2008008292A JP2007165776A JP2007165776A JP2008008292A JP 2008008292 A JP2008008292 A JP 2008008292A JP 2007165776 A JP2007165776 A JP 2007165776A JP 2007165776 A JP2007165776 A JP 2007165776A JP 2008008292 A JP2008008292 A JP 2008008292A
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- nacelle
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- 239000000446 fuel Substances 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 8
- 239000000567 combustion gas Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000000284 extract Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/06—Varying effective area of jet pipe or nozzle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/06—Varying effective area of jet pipe or nozzle
- F02K1/12—Varying effective area of jet pipe or nozzle by means of pivoted flaps
- F02K1/1207—Varying effective area of jet pipe or nozzle by means of pivoted flaps of one series of flaps hinged at their upstream ends on a fixed structure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/06—Varying effective area of jet pipe or nozzle
- F02K1/15—Control or regulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/075—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type controlling flow ratio between flows
-
- 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
- F05D2260/50—Kinematic linkage, i.e. transmission of position
-
- 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
- F05D2270/00—Control
- F05D2270/60—Control system actuates means
-
- 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
- F05D2270/00—Control
- F05D2270/60—Control system actuates means
- F05D2270/62—Electrical actuators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Turbines (AREA)
Abstract
【解決手段】ファン用可変面積ノズル(FVAN)28は、ファン空気を放出する環状のファン出口面積を変化させるために、静止リング42に対して同期リング40を回転させて、リンク機構46を通じてフラップアッセンブリ44を調整する。FVAN28を調整することにより、エンジン推力および燃料の節約は各飛行状態で最大化される。
【選択図】図2A
Description
Claims (16)
- 軸の周りに画定された静止リングと、
前記静止リングに回動可能に取り付けたフラップアッセンブリと、
前記静止リングに対して前記軸を中心に回転可能な同期リングと、
前記同期リングの回転に対応して前記フラップアッセンブリの環状ファン出口面積を調整するように、前記同期リングおよび前記フラップアッセンブリに取り付けたリンク機構と、
を有するガスタービンエンジン用のファンナセル。 - 上記フラップアッセンブリは、さねはぎ構成で互いに入れ子になった多数のフラップを有することを特徴とする請求項1に記載のファンナセル。
- 上記フラップアッセンブリは、上記静止リングを貫通するヒンジビームロッドを有することを特徴とする請求項1に記載のファンナセル。
- 上記ヒンジビームロッドは、上記同期リングによって画定されたスロット内を移動可能なスライドブロックと係合することを特徴とする請求項3に記載のファンナセル。
- 上記スロットは、上記同期リングによって上記軸の周りに画定された同心円と交差する中間線を画定することを特徴とする請求項4に記載のファンナセル。
- 上記ヒンジビームロッドは、上記スライドブロックに取り付けたピンと係合し、該ピンは上記スライドブロックに対して回転可能であることを特徴とする請求項4に記載のファンナセル。
- 上記フラップアッセンブリの各フラップは、ヒンジビームと、上側スキンと下側スキンの間に挟まれたコア部とを有し、上記ヒンジビームロッドは、前記コアとは反対の側に前記ヒンジビームから延びることを特徴とする請求項6に記載のファンナセル。
- さらに、上記静止リングに対して上記同期リングを上記軸を中心に回転させるリニアアクチュエータを有することを特徴とする請求項1に記載のファンナセル。
- 軸の周りに画定されたファンナセルと、
少なくとも一部が前記ファンナセル内にあるコアナセルと、
前記ファンナセルに回動可能に取り付けたフラップアッセンブリと、
前記ファンナセルに対して前記軸の周りに回転可能な同期リングと、
前記ファンナセルと前記コアナセルの間の環状のファン出口面積を調整するために、前記同期リングおよび前記フラップアッセンブリに取り付けたリンク機構と、
を有するガスタービンエンジン用ナセルアッセンブリ。 - 上記フラップアッセンブリは、上記ファンナセルの最後部セグメントを形成することを特徴とする請求項9に記載のナセルアッセンブリ。
- さらに、上記同期リングに近接して上記軸の周りに画定された静止リングを有し、上記フラップアッセンブリは、前記静止リングに回動可能に取り付けられていることを特徴とする請求項9に記載のナセルアッセンブリ。
- 上記静止リングは、上記同期リングと上記フラップアッセンブリの中間にあることを特徴とする請求項11に記載のナセルアッセンブリ。
- 上記フラップアッセンブリは、上記静止リングを貫通して、上記同期リング内に画定されたスロット内を移動可能なスライドブロックと係合するヒンジビームロッドを有することを特徴とする請求項12に記載のナセルアッセンブリ。
- ガスタービンエンジンの環状ファン出口面積を変化させる方法であって、
(A)ファンナセルに取り付けた静止リングに対して同期リングを回転させるステップと、
(B)前記同期リングに連結したフラップアッセンブリを調整して、環状のファン出口面積を変えるステップと、
を含む方法。 - 上記ステップ(B)はさらに、
(a)上記フラップアッセンブリをコアナセルに対して調整するステップと、
を含むことを特徴とする請求項14に記載の方法。 - 上記ステップ(B)はさらに、
(a)上記フラップアッセンブリを上記ファンナセルの最後部に配置するステップと、
を含むことを特徴とする請求項14に記載の方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/478,009 US7721551B2 (en) | 2006-06-29 | 2006-06-29 | Fan variable area nozzle for a gas turbine engine fan nacelle |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008008292A true JP2008008292A (ja) | 2008-01-17 |
JP4593598B2 JP4593598B2 (ja) | 2010-12-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007165776A Active JP4593598B2 (ja) | 2006-06-29 | 2007-06-25 | ファンナセル、ナセルアッセンブリ、および環状のファン出口面積を変化させる方法 |
Country Status (3)
Country | Link |
---|---|
US (4) | US7721551B2 (ja) |
EP (1) | EP1873386B1 (ja) |
JP (1) | JP4593598B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2012145001A (ja) * | 2011-01-07 | 2012-08-02 | Ihi Corp | エンジン排気ノズル及び航空機エンジン |
JP2013238235A (ja) * | 2012-05-16 | 2013-11-28 | Boeing Co:The | 可変面積ファンノズルの環状に連結されたペタルの作動 |
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US7870722B2 (en) * | 2006-12-06 | 2011-01-18 | The Boeing Company | Systems and methods for passively directing aircraft engine nozzle flows |
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US7963099B2 (en) * | 2007-05-21 | 2011-06-21 | General Electric Company | Fluted chevron exhaust nozzle |
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2006
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2007
- 2007-06-22 EP EP07252550A patent/EP1873386B1/en active Active
- 2007-06-25 JP JP2007165776A patent/JP4593598B2/ja active Active
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2009
- 2009-11-11 US US12/616,759 patent/US8806850B2/en active Active
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Cited By (2)
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JP2012145001A (ja) * | 2011-01-07 | 2012-08-02 | Ihi Corp | エンジン排気ノズル及び航空機エンジン |
JP2013238235A (ja) * | 2012-05-16 | 2013-11-28 | Boeing Co:The | 可変面積ファンノズルの環状に連結されたペタルの作動 |
Also Published As
Publication number | Publication date |
---|---|
EP1873386B1 (en) | 2012-04-18 |
US20100050596A1 (en) | 2010-03-04 |
US7721551B2 (en) | 2010-05-25 |
EP1873386A2 (en) | 2008-01-02 |
US20100139285A1 (en) | 2010-06-10 |
US8769925B2 (en) | 2014-07-08 |
US8806850B2 (en) | 2014-08-19 |
US20080000235A1 (en) | 2008-01-03 |
US7637095B2 (en) | 2009-12-29 |
EP1873386A3 (en) | 2010-12-29 |
US20080001039A1 (en) | 2008-01-03 |
JP4593598B2 (ja) | 2010-12-08 |
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