JP2015533354A - アンダクテッド推力発生システム - Google Patents
アンダクテッド推力発生システム Download PDFInfo
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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
- F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/001—Shrouded propellers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/16—Blades
- B64C11/18—Aerodynamic features
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
- B64C11/48—Units of two or more coaxial propellers
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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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use
- F02C6/20—Adaptations of gas-turbine plants for driving vehicles
- F02C6/206—Adaptations of gas-turbine plants for driving vehicles the vehicles being airscrew driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
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- 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
- F02K1/46—Nozzles having means for adding air to the jet or for augmenting the mixing region between the jet and the ambient air, e.g. for silencing
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- 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
- F02K3/025—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 by-pass flow being at least partly used to create an independent thrust component
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
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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
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/10—Stators
- F05B2240/12—Fluid guiding means, e.g. vanes
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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
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/96—Preventing, counteracting or reducing vibration or noise
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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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
- F05D2220/324—Application in turbines in gas turbines to drive unshrouded, low solidity propeller
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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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
- F05D2220/325—Application in turbines in gas turbines to drive unshrouded, high solidity propeller
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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
- F05D2220/00—Application
- F05D2220/90—Application in vehicles adapted for vertical or short take off and landing (v/stol vehicles)
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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
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/301—Cross-sectional characteristics
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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
- F05D2250/00—Geometry
- F05D2250/30—Arrangement of components
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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
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/51—Inlet
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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
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/52—Outlet
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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
- F05D2250/00—Geometry
- F05D2250/70—Shape
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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
- F05D2260/14—Preswirling
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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
- F05D2260/40—Transmission of power
- F05D2260/403—Transmission of power through the shape of the drive components
- F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- 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
Abstract
Description
20 回転要素
30 固定要素
40 駆動機構
50 伝動装置
100 ダクト
11 中心長手方向軸線、軸線
21 翼形ブレード、ブレード
31 ベーン
44 基準線
55 基準線
1〜11 断面線位置、断面
Claims (33)
-
回転軸線(11)を有する回転要素(20)及び固定要素(30)アンダクテッド推力発生システム(10)であって、
前記回転要素が、複数のブレード(21)を有し、それぞれの前記ブレード(21)が、前記回転軸線(11)に近接するブレード根端と、前記回転軸線(11)から離れたブレード先端と、前記ブレード根端と前記ブレード先端との間で測定されるブレードスパンとを有し、
前記回転要素が、前記ブレード根端と30%スパンとの間のどの場所でも、空気流におけるΔRCuの値が、空気流におけるピークΔRCuの60%以上であるような荷重分布を有する、アンダクテッド推力発生システム(10)。 - 回転要素及び固定要素(30)を備えるアンダクテッド推力発生システム(10)であって、
前記回転要素が、複数のブレード(21)を有し、それぞれの前記ブレード(21)が、前記回転軸線(11)に近接するブレード根端と、前記回転軸線(11)から離れたブレード先端と、前記ブレード根端と前記ブレード先端との間で測定されるブレードスパンとを有し、
前記回転要素が、前記ブレード根端と30%スパンとの間のどの場所でも、空気流におけるΔRCuの値が、空気流におけるピークΔRCuの70%以上であるような荷重分布を有する、アンダクテッド推力発生システム(10)。 - 回転要素及び固定要素(30)を備えるアンダクテッド推力発生システム(10)であって、
前記回転要素が、複数のブレード(21)を有し、それぞれの前記ブレード(21)が、前記回転軸線(11)に近接するブレード根端と、前記回転軸線(11)から離れたブレード先端と、前記ブレード根端と前記ブレード先端との間で測定されるブレードスパンとを有し、
前記回転要素が、前記ブレード根端と30%スパンとの間のどの場所でも、空気流におけるΔRCuの値が、空気流におけるピークΔRCuの80%以上であるような荷重分布を有する、アンダクテッド推力発生システム(10)。 - 前記アンダクテッド推力発生システム(10)が、プロペラシステムである、請求項1乃至3のいずれか1項に記載のアンダクテッド推力発生システム(10)。
- 前記アンダクテッド推力発生システム(10)が、オープンロータシステムである、請求項1乃至3のいずれか1項に記載のアンダクテッド推力発生システム(10)。
- 前記固定要素(30)が、複数のベーン(31)を有し、それぞれの前記ベーン(31)が、前記回転軸線(11)に近接するベーン根端と、前記回転軸線(11)から離れたベーン先端と、前記ベーン根端と前記ベーン先端との間で測定されるベーンスパンとを有し、前記ベーン根端、前記ベーン先端、及び前記ベーンスパンが、前記回転要素によって付与された接線速度とは逆向きの、空気の接線速度を変化させるように構成されている、請求項1乃至3のいずれか1項に記載のアンダクテッド推力発生システム(10)。
- 前記ベーン(31)が、前記回転要素の上流に配置されている、請求項6に記載のアンダクテッド推力発生システム(10)。
- 前記ベーン(31)が、前記回転要素の下流に配置されている、請求項6に記載のアンダクテッド推力発生システム(10)。
- 前記ベーン(31)が、可変ピッチ式である、請求項6に記載のアンダクテッド推力発生システム(10)。
- 前記ベーン(31)の少なくとも1つが、前記回転軸線(11)から遠位にシュラウドを備える、請求項6に記載のアンダクテッド推力発生システム(10)。
- 前記アンダクテッド推力発生システム(10)の後方の空気流におけるCuが、前記ベーン(31)の前記スパンの大部分にわたり、回転要素のΔCuと比較して、相対的に低い、請求項6に記載のアンダクテッド推力発生システム(10)。
- 前記ベーン(31)の少なくとも1つが、航空機構造体に取り付けられている、請求項6に記載のアンダクテッド推力発生システム(10)。
- 前記固定要素(30)が、2つを超えるベーン(31)を含む、請求項6に記載のアンダクテッド推力発生システム(10)。
- 前記固定要素(30)が、4つを超えるベーン(31)を含む、請求項13に記載のアンダクテッド推力発生システム(10)。
- 前記アンダクテッド推力発生システム(10)が、ティルトロータシステムである、請求項1乃至3のいずれか1項に記載のアンダクテッド推力発生システム(10)。
- 前記アンダクテッド推力発生システム(10)が、ヘリコプタリフトシステムである、請求項1乃至3のいずれか1項に記載のアンダクテッド推力発生システム(10)。
- 前記回転要素が、トルク発生装置を介して駆動される、請求項1乃至3のいずれか1項に記載のアンダクテッド推力発生システム(10)。
- 前記トルク発生装置が、電動機、ガスタービン、ギア駆動システム、油圧モータ、及びそれらの組み合わせからなる群より選択される、請求項17に記載のアンダクテッド推力発生システム(10)。
- 前記回転要素が、航行する際の運転条件下で、約20SHP/ft2より大きな単位環状面積当たりの軸動力を有する、請求項1乃至3のいずれか1項に記載のアンダクテッド推力発生システム(10)。
- 前記ブレード(21)が、可変ピッチ式である、請求項1乃至3のいずれか1項に記載のアンダクテッド推力発生システム(10)。
- 回転要素及び固定要素(30)を備えるアンダクテッド推力発生システム(10)であって、
前記回転要素が、複数のブレード(21)を有し、それぞれの前記ブレード(21)が、前記回転軸線(11)に近接するブレード根端と、前記回転軸線(11)から離れたブレード先端と、前記ブレード根端と前記ブレード先端との間で測定されるブレードスパンとを有し、
前記ブレード(21)が、30%スパンにおいて、前記ブレードキャンバが、50%スパン〜100%スパン間の最大ブレードキャンバの、少なくとも90%であることと、0%スパンでの前記ブレードキャンバが、50%スパン〜100%スパン間の最大ブレードキャンバの、少なくとも110%であることと、それらの組み合わせとからなる群より選択される特性を有する、アンダクテッド推力発生システム(10)。 - 前記固定要素(30)が、複数のベーン(31)を有し、それぞれの前記ベーン(31)が、前記回転軸線(11)に近接するベーン根端と、前記回転軸線(11)から離れたベーン先端と、前記ベーン根端と前記ベーン先端との間で測定されるベーンスパンとを有し、前記根端、前記先端、及び前記ベーンスパンが、前記前記回転要素によって付与された接線速度とは逆向きの空気の接線速度を変化させるように構成されている、請求項21に記載のアンダクテッド推力発生システム(10)。
- 前記ベーン(31)が、前記回転要素の上流に配置されている、請求項22に記載のアンダクテッド推力発生システム(10)。
- 前記ベーン(31)が、前記回転要素の下流に配置されている、請求項22に記載のアンダクテッド推力発生システム(10)。
- 前記ベーン(31)の少なくとも1つが、前記回転軸線(11)から遠位にシュラウドを備える、請求項22に記載のアンダクテッド推力発生システム(10)。
- 前記アンダクテッド推力発生システム(10)の後方の空気流におけるCuが、前記ベーン(31)の前記スパンの大部分にわたり、回転要素のΔCuと比較して、相対的に低い、請求項22に記載のアンダクテッド推力発生システム(10)。
- 前記アンダクテッド推力発生システム(10)が、プロペラシステムである、請求項21に記載のアンダクテッド推力発生システム(10)。
- 前記アンダクテッド推力発生システム(10)が、オープンロータシステムである、請求項21に記載のアンダクテッド推力発生システム(10)。
- 空気流からエネルギーを取り出すためのアンダクテッドトルク発生システムであって、
回転軸線(11)を有する回転要素及び固定要素(30)を備え、
前記回転要素が、複数のブレード(21)を有し、それぞれの前記ブレード(21)が、前記回転軸線(11)に近接するブレード根端と、前記回転軸線(11)から離れたブレード先端と、前記ブレード根端と前記ブレード先端との間で測定されるブレードスパンとを有し、
前記回転要素が、前記ブレード根端と30%スパンとの間のどの場所でも、空気流におけるΔRCuの値が、空気流におけるピークΔRCuの60%以上であるような荷重分布を有する、アンダクテッドトルク発生システム。 - 前記トルク発生システムが、風力タービンである、請求項29に記載のアンダクテッドトルク発生システム。
- 前記固定要素(30)が、複数のベーン(31)を有し、それぞれの前記ベーン(31)が、前記回転軸線(11)に近接するベーン根端と、前記回転軸線(11)から離れたベーン先端と、前記ベーン根端と前記ベーン先端との間で測定されるベーンスパンとを有し、前記根端、前記先端、及び前記ベーンスパンが、前記回転要素によって付与された接線速度とは逆向きの空気の接線速度を変化させるように構成されている、請求項29に記載のアンダクテッドトルク発生システム。
- 前記ベーン(31)が、前記回転要素の上流に配置されている、請求項31に記載のアンダクテッドトルク発生システム。
- 前記ベーン(31)が、前記回転要素の下流に配置されている、請求項31に記載のアンダクテッドトルク発生システム。
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2013
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