CA2859212C - Methods and apparatus to determine integrity of composite structures - Google Patents

Methods and apparatus to determine integrity of composite structures Download PDF

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Publication number
CA2859212C
CA2859212C CA2859212A CA2859212A CA2859212C CA 2859212 C CA2859212 C CA 2859212C CA 2859212 A CA2859212 A CA 2859212A CA 2859212 A CA2859212 A CA 2859212A CA 2859212 C CA2859212 C CA 2859212C
Authority
CA
Canada
Prior art keywords
composite structure
droplet
contact angle
dimensional contact
sufficient
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2859212A
Other languages
English (en)
French (fr)
Other versions
CA2859212A1 (en
Inventor
Eugene A. Dan-Jumbo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Boeing Co
Original Assignee
Boeing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Boeing Co filed Critical Boeing Co
Publication of CA2859212A1 publication Critical patent/CA2859212A1/en
Application granted granted Critical
Publication of CA2859212C publication Critical patent/CA2859212C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/02—Investigating surface tension of liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
    • B64C1/06—Frames; Stringers; Longerons ; Fuselage sections
    • B64C1/12—Construction or attachment of skin panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C3/00—Wings
    • B64C3/26—Construction, shape, or attachment of separate skins, e.g. panels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
    • G01M5/0016—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings of aircraft wings or blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
    • B64C2001/0054—Fuselage structures substantially made from particular materials
    • B64C2001/0072—Fuselage structures substantially made from particular materials from composite materials
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/02—Investigating surface tension of liquids
    • G01N2013/0208—Investigating surface tension of liquids by measuring contact angle

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
CA2859212A 2014-01-16 2014-08-12 Methods and apparatus to determine integrity of composite structures Active CA2859212C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/157,211 2014-01-16
US14/157,211 US9518907B2 (en) 2014-01-16 2014-01-16 Methods and apparatus to determine integrity of composite structures

Publications (2)

Publication Number Publication Date
CA2859212A1 CA2859212A1 (en) 2015-07-16
CA2859212C true CA2859212C (en) 2018-11-06

Family

ID=52103220

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2859212A Active CA2859212C (en) 2014-01-16 2014-08-12 Methods and apparatus to determine integrity of composite structures

Country Status (7)

Country Link
US (1) US9518907B2 (enExample)
EP (1) EP2896954B1 (enExample)
JP (1) JP6677447B2 (enExample)
KR (1) KR102201552B1 (enExample)
CN (1) CN104787300B (enExample)
BR (1) BR102014023719B1 (enExample)
CA (1) CA2859212C (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9518907B2 (en) 2014-01-16 2016-12-13 The Boeing Company Methods and apparatus to determine integrity of composite structures
US11519840B2 (en) * 2019-01-22 2022-12-06 Ford Global Technologies, Llc Hydrophobic coating characterization
CN117195639B (zh) * 2023-09-12 2024-09-13 中航成飞民用飞机有限责任公司 基于能量耗散途径的结构抗鸟撞性能评估方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4788235A (en) * 1987-11-23 1988-11-29 Minnesota Mining And Manufacturing Company Phosphite modified epoxy resin
GB9024387D0 (en) 1990-11-09 1991-01-02 British Aerospace Carbon fibre composite wing manufacture
JP2000258328A (ja) * 1999-03-08 2000-09-22 Hitachi Ltd 表面張力による実空間座標値圧力評価関数からの液体の形状予測方法
JP2005114615A (ja) * 2003-10-09 2005-04-28 Canon Inc 固体表面のぬれ性測定方法及び測定装置
DE102006001494B3 (de) * 2006-01-11 2007-08-02 Airbus Deutschland Gmbh Verfahren und Vorrichtung zum Herstellen einer Fügung von Bauteilen
DE102006007429B4 (de) * 2006-02-17 2011-08-18 Airbus Operations GmbH, 21129 Verfahren zum autoklavfreien Verkleben von Bauteilen für Luftfahrzeuge
CN102057010A (zh) 2008-04-11 2011-05-11 3M创新有限公司 单组分环氧基结构粘合剂
US8540909B2 (en) 2009-03-09 2013-09-24 The Boeing Company Method of reworking an area of a composite structure containing an inconsistency
US8409384B2 (en) 2009-03-09 2013-04-02 The Boeing Company Predictable bonded rework of composite structures
US8617694B1 (en) 2009-03-09 2013-12-31 The Boeing Company Discretely tailored multi-zone bondline for fail-safe structural repair
US8524356B1 (en) 2009-03-09 2013-09-03 The Boeing Company Bonded patch having multiple zones of fracture toughness
US8449703B2 (en) 2009-03-09 2013-05-28 The Boeing Company Predictable bonded rework of composite structures using tailored patches
JP5548494B2 (ja) * 2010-03-19 2014-07-16 東京応化工業株式会社 表面改質材料、レジストパターン形成方法及びパターン形成方法
JP2011257259A (ja) * 2010-06-09 2011-12-22 Seiko Epson Corp 接合膜の評価方法および接合膜の評価装置
US8386194B1 (en) 2010-06-24 2013-02-26 The Boeing Company Determining bond surface condition in composite structures
US8616050B1 (en) 2011-02-09 2013-12-31 The Boeing Company Bond surface testing apparatus and method
JP5891482B2 (ja) * 2011-03-30 2016-03-23 ＳＡＷ＆ＳＰＲ−Ｔｅｃｈ有限会社 固体表面の接触角測定方法及びその装置
WO2013019679A1 (en) * 2011-07-29 2013-02-07 Wisconsin Alumni Research Foundation Block copolymer materials for directed assembly of thin films
JP2013156239A (ja) * 2012-01-27 2013-08-15 Kohei Kosaka 単眼拡大鏡用接触角値換算スケール板
US9676028B2 (en) 2012-07-06 2017-06-13 Pcc Structurals, Inc. Method for processing castings
US9518907B2 (en) 2014-01-16 2016-12-13 The Boeing Company Methods and apparatus to determine integrity of composite structures

Also Published As

Publication number Publication date
EP2896954A1 (en) 2015-07-22
US20150198514A1 (en) 2015-07-16
US9518907B2 (en) 2016-12-13
JP6677447B2 (ja) 2020-04-08
BR102014023719A2 (pt) 2015-10-06
KR20150085770A (ko) 2015-07-24
CN104787300B (zh) 2018-12-11
JP2015148603A (ja) 2015-08-20
CA2859212A1 (en) 2015-07-16
EP2896954B1 (en) 2021-04-14
BR102014023719B1 (pt) 2021-12-14
CN104787300A (zh) 2015-07-22
KR102201552B1 (ko) 2021-01-12

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