JP6709032B2 - ファイバーステアリングを使用した複合材積層板の適合された熱膨張率 - Google Patents
ファイバーステアリングを使用した複合材積層板の適合された熱膨張率 Download PDFInfo
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- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
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Description
(イントロダクション)
ここで、
かつ
更にここで、
条項1
第1の熱膨張率(CTE)を有する第1の構造体であって、前記第1のCTEが前記第1の構造体の全体の体積を通して実質的に一様である、第1の構造体、並びに
第1の繊維プライ及び第2の繊維プライを備えた複合材料から形成された第2の構造体であって、
前記第1の繊維プライ及び前記第2の繊維プライが重なり領域、移行領域、及び基準領域を通して連続的に延伸し、
前記重なり領域は前記第1の構造体と接触し、
前記基準領域は前記第1の構造体から離れて位置決めされ、
前記移行領域は前記重なり領域と前記基準領域とを相互接続し、かつ
前記第1の繊維プライ内の前記重なり領域内の第1の繊維角度は、前記第1の繊維プライ内の前記基準領域内の第2の繊維角度と異なり、それによって、
前記第2の構造体の前記重なり領域は、前記第1のCTEと実質的に一致する第2のCTEを有し、かつ
前記第2の構造体の前記基準領域は、前記第2のCTE及び前記第1のCTEと実質的に異なる第3のCTEを有する、第2の構造体を備える、アセンブリ。
条項2
前記第1の繊維プライは、前記移行領域を通るファイバーステアリングを有する、条項1に記載のアセンブリ。
条項3
前記移行領域を通る前記ファイバーステアリングは、線形な角度変化、一定のステアリング半径、又はスプライン表現のうちの1つを利用する、条項2に記載のアセンブリ。
条項4
前記第2の構造体の前記第2のCTEは、円周方向及び軸方向を含んだ2つの直交する方向において異なる、条項1に記載のアセンブリ。
条項5
前記第1の構造体は金属を含む、条項1に記載のアセンブリ。
条項6
前記第2の繊維プライは、前記重なり領域内の第3の繊維角度及び前記基準領域内の第4の繊維角度を有し、前記第3の繊維角度は前記第4の繊維角度と異なる、条項1に記載のアセンブリ。
条項7
前記重なり領域内の前記第1の繊維プライ内の前記第1の繊維角度の絶対値は、前記重なり領域内の前記第2の繊維プライ内の前記第3の繊維角度の絶対値と異なる、条項6に記載のアセンブリ。
条項8
前記第2の繊維プライは、前記重なり領域及び前記基準領域内で同じ繊維角度を有する、条項1に記載のアセンブリ。
条項9
第3の繊維プライ及び第4の繊維プライを更に備える、条項1に記載のアセンブリ。
条項10
前記第1の繊維角度は、前記第2の構造体に関連するポアソン比の値と、前記第2のCTEの前記第1のCTEとの一致とをバランスさせるように選択される、条項1に記載のアセンブリ。
条項11
複合材構造体を設計するための方法であって、前記方法は、
接触構造体のCTEを有する接触構造体との接続のために、重なり領域のCTEを有する第1の複合材内の第1の積層板のレイアップを決定すること、
設定された特性を有する第2の積層板のレイアップを決定すること、
前記第1の積層板のレイアップ内の第1の繊維プライ内の重なり領域及び基準領域における繊維角度を決定すること、
ポアソン比の値をバランスさせるために、CTEのミスマッチを許容するように、前記重なり領域における繊維角度を調整すること、及び
ファイバーステアリングを使用して前記第1の積層板のレイアップを実施することを含む、方法。
条項12
前記第1の繊維プライは、移行領域を通るファイバーステアリングを有する、条項11に記載の方法。
条項13
前記移行領域を通る前記ファイバーステアリングは、線形な角度変化、一定のステアリング半径、又はスプライン表現のうちの1つを利用する、条項12に記載の方法。
条項14
前記接触構造体のCTEは、円周方向における前記重なり領域のCTEに対応する、条項11に記載の方法。
条項15
前記接触構造体は金属を含む、条項11に記載の方法。
条項16
第2の繊維プライは、前記重なり領域及び前記基準領域において異なる繊維角度を有する、条項11に記載の方法。
条項17
前記第1の繊維プライ内の前記繊維角度の絶対値は、前記第2の繊維プライ内の繊維角度と異なる、条項16に記載の方法。
条項18
前記第2の繊維プライは、前記重なり領域及び前記基準領域内で一様な繊維角度を有する、条項11に記載の方法。
条項19
第3の繊維プライ及び第4の繊維プライを更に備える、条項11に記載の方法。
条項20
前記第1のプライ及び前記第2のプライ内の前記繊維角度は、前記複合材に関連するポアソン比の値と、前記重なり領域のCTEの前記接触構造体のCTEとの一致とをバランスさせるように選択される、条項11に記載のアセンブリ。
Claims (15)
- 第1の熱膨張率(CTE)を有する第1の構造体であって、前記第1のCTEが前記第1の構造体の全体の体積を通して実質的に一様である、第1の構造体、並びに
第1の繊維プライ及び第2の繊維プライを備えた複合材料から形成された第2の構造体であって、
前記第1の繊維プライ及び前記第2の繊維プライが前記第2の構造体の重なり領域、移行領域、及び基準領域を通して連続的に延伸し、
前記重なり領域において、前記第2の構造体の一部は前記第1の構造体と接触し、
前記基準領域において、前記第2の構造体は、前記第1の構造体と接触しないように前記第1の構造体から離れて位置決めされ、
前記移行領域は前記重なり領域と前記基準領域とを相互接続し、かつ
前記第1の繊維プライ内の前記重なり領域内の第1の繊維角度は、前記第1の繊維プライ内の前記基準領域内の第2の繊維角度と異なり、それによって、
前記第2の構造体の前記重なり領域は、前記第1のCTEと実質的に一致する第2のCTEを有し、かつ
前記第2の構造体の前記基準領域は、前記第2のCTE及び前記第1のCTEと実質的に異なる第3のCTEを有する、第2の構造体を備える、アセンブリ。 - 前記第1の繊維プライは、前記移行領域を通るファイバーステアリングを有し、前記移行領域を通る前記ファイバーステアリングは、線形な角度変化、一定のステアリング半径、又はスプライン関数表現のうちの1つを利用する、請求項1に記載のアセンブリ。
- 前記第2の構造体の前記第2のCTEは、2つの直交する方向において異なり、前記2つの直交する方向は、円周方向及び軸方向を含む、請求項1又は2に記載のアセンブリ。
- 前記第1の構造体は金属を含む、請求項1から3のいずれか一項に記載のアセンブリ。
- 前記第2の繊維プライは、前記重なり領域内の第3の繊維角度及び前記基準領域内の第4の繊維角度を有し、前記第3の繊維角度は前記第4の繊維角度と異なり、前記重なり領域内の前記第1の繊維プライ内の前記第1の繊維角度の絶対値は、前記重なり領域内の前記第2の繊維プライ内の前記第3の繊維角度の絶対値と異なる、請求項1から4のいずれか一項に記載のアセンブリ。
- 前記第2の繊維プライは、前記重なり領域及び前記基準領域内で同じ繊維角度を有する、請求項1から4のいずれか一項に記載のアセンブリ。
- 第3の繊維プライ及び第4の繊維プライを更に備える、請求項1から6のいずれか一項に記載のアセンブリ。
- 前記第1の繊維角度は、前記第2の構造体に関連するポアソン比の値と、前記第2のCTEの前記第1のCTEとの一致とをバランスさせるように選択される、請求項1から7のいずれか一項に記載のアセンブリ。
- 複合材構造体を設計するための方法であって、前記方法は、
接触構造体であるCTEを含む接触構造体との接続のために、重なり領域のCTEを有する第1の複合材内の第1の積層板のレイアップを決定すること、
設定された特性を有する第2の積層板のレイアップを決定すること、
前記第1の積層板のレイアップ内の第1の繊維プライ内の重なり領域及び基準領域における繊維角度を決定することであって、前記基準領域において、前記第1の複合材は前記接触構造体と接触しない、決定すること、
ポアソン比の値をバランスさせるために、CTEのミスマッチを許容するように、前記重なり領域における繊維角度を調整すること、及び
ファイバーステアリングを使用して前記第1の積層板のレイアップを実施することを含む、方法。 - 前記第1の繊維プライは、移行領域を通るファイバーステアリングを有し、前記移行領域を通る前記ファイバーステアリングは、線形な角度変化、一定のステアリング半径、又はスプライン関数表現のうちの1つを利用する、請求項9に記載の方法。
- 前記接触構造体のCTEは、円周方向における前記重なり領域のCTEに対応する、請求項9又は10に記載の方法。
- 前記接触構造体は金属を含む、請求項9から11のいずれか一項に記載の方法。
- 前記第1の積層板のレイアップ内の第2の繊維プライは、前記重なり領域及び前記基準領域において異なる繊維角度を有し、前記第1の繊維プライ内の前記繊維角度の絶対値は、前記第2の繊維プライ内の前記繊維角度とは異なる、請求項9から12のいずれか一項に記載の方法。
- 前記第1の積層板のレイアップ内に第3の繊維プライ及び第4の繊維プライを更に備え、前記第2の繊維プライは、前記重なり領域及び前記基準領域内で一様な繊維角度を有する、請求項9から12のいずれか一項に記載の方法。
- 前記第1の繊維プライ及び前記第2の繊維プライ内の前記繊維角度は、前記複合材に関連するポアソン比の値と、前記重なり領域のCTEの前記接触構造体のCTEとの一致とをバランスさせるように選択される、請求項13又は14に記載の方法。
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