JP6089036B2 - プライ積層体及び樹脂を含む複合材部品の形状モデル化 - Google Patents
プライ積層体及び樹脂を含む複合材部品の形状モデル化 Download PDFInfo
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- JP6089036B2 JP6089036B2 JP2014537077A JP2014537077A JP6089036B2 JP 6089036 B2 JP6089036 B2 JP 6089036B2 JP 2014537077 A JP2014537077 A JP 2014537077A JP 2014537077 A JP2014537077 A JP 2014537077A JP 6089036 B2 JP6089036 B2 JP 6089036B2
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- 239000002131 composite material Substances 0.000 title claims description 44
- 239000011347 resin Substances 0.000 title claims description 38
- 229920005989 resin Polymers 0.000 title claims description 38
- 238000000034 method Methods 0.000 claims description 52
- 238000009499 grossing Methods 0.000 claims description 11
- 238000012885 constant function Methods 0.000 claims description 4
- 238000012937 correction Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 11
- 230000006870 function Effects 0.000 description 10
- 238000000605 extraction Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004886 head movement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/26—Composites
-
- 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
- Y02T50/40—Weight reduction
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Aviation & Aerospace Engineering (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Moulding By Coating Moulds (AREA)
- Architecture (AREA)
- Software Systems (AREA)
Description
(u,v)は、単位正方形内の1つの点の位置を表わし、
S(u,v)は、実験近似式を用いて輪郭の抽出を表面モデルに従って行なうときの当該実験近似式を表わし、
T(u,v)は、単位正方形内の点(u,v)が表面上の点T(u,v)にマッピングされるような単位正方形から3D空間へのマッピングとすることができる表面モデルを表わし、
Z(u,v)は、離散補正関数であり、
は、離散補正関数のコンボリューションであり、そして
N(u,v)は表面法線である。
Claims (15)
- プライ積層体(110)及び樹脂を含む複合材部品をモデル化する方法であって、
コンピュータ(610)に、コンボリューションを前記積層体(110)の表現(130)に対して行わせて、前記積層体(110)の異なるプライの間の平滑化傾斜を近似させることを含み、前記コンボリューションは前記樹脂の特性に応じて選択されるカーネルを用いて行われる、方法。 - 更に、前記コンピュータ(610)に、前記コンボリューションの前に、前記積層体(110)の前記表現(130)の輪郭の抽出を行わせることを含む、請求項1に記載の方法。
- 更に、前記コンピュータ(610)に、前記コンボリューションの後に、前記積層体(110)の前記表現(130)の輪郭の抽出を行わせることを含む、請求項1に記載の方法。
- 前記表現(130)の最上層プライは、前記積層体(110)のモールド線プライに対応する、請求項1から3のいずれか一項に記載の方法。
- 前記表現(130)の最上層プライは、前記積層体(110)の中間プライに対応する、請求項1から3のいずれか一項に記載の方法。
- 前記表現(130)は、前記積層体(110)の定義表面の離散点での前記積層体(110)の厚さを特定するものである、請求項1から5のいずれか一項に記載の方法。
- 前記カーネルが体積を保存する、請求項1から6のいずれか一項に記載の方法。
- 前記カーネルがB−スプラインコンボリューションカーネルである、請求項1から6のいずれか一項に記載の方法。
- 更に、前記コンピュータ(610)に、前記コンボリューションの結果を用いて、前記複合材部品のテープ積層のための測地線を定義させることを含む、請求項1から9のいずれか一項に記載の方法。
- 更に、前記コンピュータ(610)に、前記コンボリューションの結果を用いて、前記複合材部品のツール側の表面を発達させること(520)を含む、請求項1から10のいずれか一項に記載の方法。
- 更に、前記コンピュータ(610)に、前記コンボリューションの結果を用いて、前記複合材部品をフラットパターン化させること(530)を含む、請求項1から11のいずれか一項に記載の方法。
- プライ積層体(110)及び樹脂を含む複合材部品をモデル化するようにプログラムされるコンピュータ(610)を備える装置であって、前記モデル化は、コンボリューションを前記積層体(110)の表現(130)に対して行って、前記積層体(110)の異なるプライの間の平滑化傾斜を近似することを含み、前記コンボリューションは前記樹脂の特性に応じて選択されるカーネルを用いて行われる、装置。
- 前記カーネルが、どのように前記樹脂が前記積層体(110)の端面から流動するかを表わす節点構造を有するB−スプラインコンボリューションカーネルである、請求項13に記載の装置。
- プライ積層体(110)及び樹脂を含む複合材部品をコンピュータ(610)でモデル化するデータでプログラムされる非一時的なコンピュータメモリ(630)を備える製品であって、前記モデル化は、コンボリューションを前記積層体(110)の表現(130)に対して行って、前記積層体(110)の異なるプライの間の平滑化傾斜を近似することを含み、前記コンボリューションは前記樹脂の特性に応じて選択されるカーネルを用いて行われる、製品。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161550429P | 2011-10-23 | 2011-10-23 | |
US61/550,429 | 2011-10-23 | ||
US13/310,665 | 2011-12-02 | ||
US13/310,665 US8892406B2 (en) | 2011-10-23 | 2011-12-02 | Geometric modeling of composite parts |
PCT/US2012/056402 WO2013062697A1 (en) | 2011-10-23 | 2012-09-20 | Geometric modeling of a composite part including a ply-stack up and resin |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2015504543A JP2015504543A (ja) | 2015-02-12 |
JP2015504543A5 JP2015504543A5 (ja) | 2015-10-29 |
JP6089036B2 true JP6089036B2 (ja) | 2017-03-01 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2014537077A Active JP6089036B2 (ja) | 2011-10-23 | 2012-09-20 | プライ積層体及び樹脂を含む複合材部品の形状モデル化 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8892406B2 (ja) |
EP (1) | EP2748735A1 (ja) |
JP (1) | JP6089036B2 (ja) |
KR (1) | KR101943678B1 (ja) |
CN (1) | CN103890764B (ja) |
CA (1) | CA2846084C (ja) |
WO (1) | WO2013062697A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10994513B2 (en) | 2017-08-30 | 2021-05-04 | Mitsubishi Heavy Industries, Ltd. | Composite structure |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150051729A1 (en) * | 2013-08-13 | 2015-02-19 | Siemens Product Lifecycle Management Software Inc. | Ramp structures in composite parts |
US9582616B2 (en) * | 2015-01-23 | 2017-02-28 | Siemens Product Lifecycle Management Software Inc. | Method for representing and generating a flat pattern for a composite ply that folds over itself |
US10279928B2 (en) * | 2015-08-26 | 2019-05-07 | The Boeing Company | Delta offset based surface modeling |
GB201518285D0 (en) * | 2015-10-15 | 2015-12-02 | Composite Technology & Applic Ltd | A method of designing a plybook for a composite component |
EP3185151A1 (en) | 2015-12-22 | 2017-06-28 | Dassault Systèmes | Designing an outer surface of a composite part |
EP3420480A1 (en) | 2016-02-26 | 2019-01-02 | Siemens Product Lifecycle Management Software Inc. | System and method for computing surfaces in a multi-layer part |
ES2887428T3 (es) * | 2016-11-16 | 2021-12-22 | Airbus Operations Gmbh | Componente de estructura de aeronave para un flujo laminar |
JP7236725B2 (ja) * | 2018-01-11 | 2023-03-10 | 株式会社タカイコーポレーション | 繊維強化樹脂製ボルト製造方法及び繊維強化樹脂製ボルト |
US10913215B2 (en) * | 2019-05-09 | 2021-02-09 | The Boeing Company | Composite structure having a variable gage and methods for forming a composite structure having a variable gage |
US10919260B2 (en) * | 2019-05-09 | 2021-02-16 | The Boeing Company | Composite structure having a variable gage and methods for forming a composite structure having a variable gage |
US10919256B2 (en) * | 2019-05-09 | 2021-02-16 | The Boeing Company | Composite structure having a variable gage and methods for forming a composite structure having a variable gage |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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US5006990A (en) | 1987-04-10 | 1991-04-09 | The Boeing Company | Method and apparatus for the design and construction of composite parts |
US4849913A (en) | 1987-04-10 | 1989-07-18 | The Boeing Company | Method for the design and construction of composite parts |
US7010472B1 (en) * | 1997-05-12 | 2006-03-07 | Mcdonnell Douglas Corporation | Knowledge driven composite design optimization process and system therefor |
US5984511A (en) * | 1997-05-12 | 1999-11-16 | Mcdonnell Douglas Corporation | Knowledge driven composite design optimization process and system therefor |
US7099725B2 (en) | 2003-12-02 | 2006-08-29 | The Boeing Company | Alternate ply representation for composite design and manufacturing |
US7809531B2 (en) | 2007-06-15 | 2010-10-05 | The Boeing Company | Methods and systems for explicit representation of composite structures |
US8285407B2 (en) * | 2007-10-25 | 2012-10-09 | The Boeing Company | Method and apparatus for composite part data extraction |
WO2011057318A1 (en) * | 2008-10-17 | 2011-05-19 | National Ict Australia Limited | Representing a surface of an object appearing in an electronic image |
US8108058B2 (en) | 2009-02-09 | 2012-01-31 | The Boeing Company | Method of analyzing composite structures |
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- 2011-12-02 US US13/310,665 patent/US8892406B2/en active Active
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- 2012-09-20 JP JP2014537077A patent/JP6089036B2/ja active Active
- 2012-09-20 CA CA2846084A patent/CA2846084C/en active Active
- 2012-09-20 EP EP12769573.2A patent/EP2748735A1/en not_active Withdrawn
- 2012-09-20 KR KR1020147007608A patent/KR101943678B1/ko active IP Right Grant
- 2012-09-20 CN CN201280051944.0A patent/CN103890764B/zh active Active
- 2012-09-20 WO PCT/US2012/056402 patent/WO2013062697A1/en active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10994513B2 (en) | 2017-08-30 | 2021-05-04 | Mitsubishi Heavy Industries, Ltd. | Composite structure |
Also Published As
Publication number | Publication date |
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CA2846084C (en) | 2017-06-06 |
CN103890764B (zh) | 2017-06-23 |
KR101943678B1 (ko) | 2019-01-29 |
JP2015504543A (ja) | 2015-02-12 |
WO2013062697A1 (en) | 2013-05-02 |
EP2748735A1 (en) | 2014-07-02 |
US8892406B2 (en) | 2014-11-18 |
KR20140083997A (ko) | 2014-07-04 |
CN103890764A (zh) | 2014-06-25 |
CA2846084A1 (en) | 2013-05-02 |
US20130103359A1 (en) | 2013-04-25 |
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