JP6974616B2 - 流体操作装置アセンブリ、流体操作装置、及び航空機 - Google Patents
流体操作装置アセンブリ、流体操作装置、及び航空機 Download PDFInfo
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Description
Claims (25)
- 意図的な流体操作装置(IFMA)アセンブリであって、前記IFMAが、
名目動作要件の間に局所的な自由流の流れに第1の誘導速度を与えるように構成される上流の意図的運動量制限装置(IMSA)と、
少なくとも一つの下流のIMSAであって、前記上流のIMSAと前記下流のIMSAとの両方を通過する流体により流管を形成し、前記下流のIMSAが前記流管の少なくとも一部の内部で前記局所的な自由流の流れに第2の誘導速度を与えるように構成され、前記下流のIMSAの位置で前記第2の誘導速度が、前記下流のIMSAの前記位置で前記第1の誘導速度の方向と反対の方向の成分を有する、少なくとも一つの前記下流のIMSAと、を備え、
前記上流のIMSAが、第1の名目動作要件の間に前記下流のIMSAにより前記流管内の前記流体から離されるよりも大きい力を前記流管内の前記流体に与えるように構成され、前記第1の名目動作要件が、前記流管内の前記流体への正味力の付与を含むか、または、
前記上流のIMSAが、第2の名目動作要件の間に前記下流のIMSAにより前記流管内の前記流体から離されるよりも小さい力を前記流管内の前記流体に与えるように構成され、前記第2の名目動作要件が、前記流管内の前記流体からの正味力の削減を含み、
前記正味力が、前記流管の後流部と前記流管の自由流部との差から計算される、IFMAアセンブリ。 - 前記上流のIMSAが、前記流管内で第1の推力を生成するように構成され、前記下流のIMSAが、前記流管内の前記下流のIMSAの前記位置で前記上流のIMSAの誘導速度ベクトルの方向に、平行かつ整合したベクトル成分を備えた第2の推力を生成するように構成される、請求項1に記載のIFMAアセンブリ。
- 前記第1の名目動作要件または前記第2の名目動作要件が、前記流管内での正味推力の生成を含み、前記正味推力が、慣性フレームにおける前記上流のIMSAの第1の推力ベクトルと前記下流のIMSAの第2の推力ベクトルとを含み、前記第1の推力ベクトルの大きさは前記第2の推力ベクトルの大きさよりも大きく、または小さくでき、前記正味推力が前記流管の前記後流部と前記流管の前記自由流部との前記差から計算される、請求項1に記載のIFMAアセンブリ。
- 前記流管内の正味推力の生成に必要な誘導電力が、前記下流のIMSAが流体の流れに無視できる影響を有するシナリオと比較して低減され、前記誘導電力が正または負であり得る、請求項1に記載のIFMAアセンブリ。
- 前記上流のIMSAまたは前記下流のIMSAの1つの少なくとも一部が、前記流管内の非ゼロの自由流の流れから電力を抽出する、請求項1に記載のIFMAアセンブリ。
- 前記上流のIMSAまたは前記下流のIMSAが、オープンローターまたはダクトローターを備える、請求項1に記載のIFMAアセンブリ。
- 意図的な流体操作装置(「IFMA」)アセンブリであって、前記IFMAが、流管をもたらす第1の誘導速度を生成する第1の手段と、前記流管を意図的に変更する第2の誘導速度を生成する第2の手段とを備え、前記第2の誘導速度が、前記第1の誘導速度の方向と反対の方向の成分を有し、
正味推力が、名目動作条件を満たすために前記IFMAアセンブリから必要であり、前記正味推力が、前記第1の手段の第1の推力ベクトルと前記手段の第2推力ベクトルとを足したものに等しく、第1の推力が、前記正味推力を提供するための誘導電力を有し、前記誘導電力が、前記第2の手段が流体の流れに対して無視できる影響を有する参照シナリオと比較して、第2の推力によって低減され、
前記誘導電力が正または負であり得る、IFMAアセンブリ。 - 前記オープンローターまたはダクトローターのローターハブに対するローターブレードのピッチ角が可変である、請求項6に記載のIFMAアセンブリ。
- 前記上流のIMSA及び前記下流のIMSAが、ダクトにより取り囲まれる、請求項6に記載のIFMAアセンブリ。
- 前記第1の誘導速度または前記第2の誘導速度が、対応する前記上流のIMSAまたは前記下流のIMSAでの前記局所的な自由流の流れに直交する非ゼロの成分を有する、請求項1に記載のIFMAアセンブリ。
- 前記第1の誘導速度または前記第2の誘導速度が、対応する前記上流のIMSAまたは前記下流のIMSAでの前記局所的な自由流の流れに平行な非ゼロの成分を有する、請求項1に記載のIFMAアセンブリ。
- 前記第1の誘導速度が、前記上流のIMSAでの前記局所的な自由流の流れの方向と同じ方向に非ゼロの成分を有する、請求項11に記載のIFMAアセンブリ。
- 前記上流のIMSAと前記下流のIMSAとの間で力を移送する力移送装置を含み、前記力が前記下流のIMSAから前記上流のIMSAへ与えられ得る、請求項1に記載のIFMAアセンブリ。
- 前記力が、機械的に移行され得る、請求項13に記載のIFMAアセンブリ。
- 前記力移送装置が、ドライブシャフト、ギアトレイン、および/またはクラッチを含む、請求項14に記載のIFMAアセンブリ。
- 前記力が、電気的に移行される、請求項13に記載のIFMAアセンブリ。
- 前記下流のIMSAが、発電機を駆動し、前記発電機により生成された電力が、前記上流のIMSAに接続された電気モーターへ与えられる、請求項16に記載のIFMAアセンブリ。
- 前記力が前記下流のIMSAから前記上流のIMSAへ与えられる、請求項13に記載のIFMAアセンブリ。
- 前記下流のIMSAが、前記流体から前記力を抽出するように構成される、請求項1に記載のIFMAアセンブリ。
- 前記下流のIMSAにより前記流体から抽出された前記力が、前記上流のIMSAにより前記流体へ与えられた前記力よりも大きい、請求項19に記載のIFMAアセンブリ。
- 前記下流のIMSAにより前記流体から抽出された前記力が、前記上流のIMSAにより前記流体へ与えられた前記力よりも小さい、請求項19に記載のIFMAアセンブリ。
- 前記上流のIMSAが、前記流体から前記力を抽出し前記流体へ前記力を与えることの両方を意図的に行うように構成され、前記下流のIMSAが、前記名目動作要件の間に、前記流体から前記力を抽出し前記流体へ前記力を与えることの両方を意図的に行うように構成される、請求項1に記載のIFMAアセンブリ。
- 前記第1の誘導速度が、前記上流のIMSAでの前記局所的な自由流の流れの下流方向に向けられ、前記第2の誘導速度が、前記下流のIMSAでの前記局所的な自由流の流れの上流方向に向けられ、前記流管内で前記下流のIMSAにより前記流体から抽出された前記力が、前記流管内で前記上流のIMSAにより前記流体へ与えられた前記力よりも大きい、または小さい、請求項1に記載のIFMAアセンブリ。
- 所定の正味推力のための前記流管における前記流体の質量流量が、前記下流のIMSAが前記流体の流れに無視できる影響を有するシナリオと比較して増加される、請求項1に記載のIFMAアセンブリ。
- 前記第1の推力ベクトルが、前記上流のIMSAでの前記局所的な自由流の流れの上流方向に向かう非ゼロの第1の成分を有し、前記第2の推力ベクトルが、前記下流のIMSAでの前記局所的な自由流の流れの下流方向に向かう非ゼロの第2の成分を有し、前記第1の成分の大きさが、前記第2の成分の大きさよりも大きい、または小さい、請求項3に記載のIFMAアセンブリ。
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