DK27990A - Apparat til oedelaeggelsesfri materialeproevning - Google Patents

Apparat til oedelaeggelsesfri materialeproevning Download PDF

Info

Publication number
DK27990A
DK27990A DK027990A DK27990A DK27990A DK 27990 A DK27990 A DK 27990A DK 027990 A DK027990 A DK 027990A DK 27990 A DK27990 A DK 27990A DK 27990 A DK27990 A DK 27990A
Authority
DK
Denmark
Prior art keywords
damage
material testing
free material
free
testing
Prior art date
Application number
DK027990A
Other languages
English (en)
Other versions
DK27990D0 (da
Inventor
Arthur Scholz
Robert Schmidt
Original Assignee
Asea Brown Boveri
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 Asea Brown Boveri filed Critical Asea Brown Boveri
Publication of DK27990D0 publication Critical patent/DK27990D0/da
Publication of DK27990A publication Critical patent/DK27990A/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/904—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents with two or more sensors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
DK027990A 1989-02-08 1990-02-02 Apparat til oedelaeggelsesfri materialeproevning DK27990A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH422/89A CH677152A5 (da) 1989-02-08 1989-02-08

Publications (2)

Publication Number Publication Date
DK27990D0 DK27990D0 (da) 1990-02-02
DK27990A true DK27990A (da) 1990-08-09

Family

ID=4186666

Family Applications (1)

Application Number Title Priority Date Filing Date
DK027990A DK27990A (da) 1989-02-08 1990-02-02 Apparat til oedelaeggelsesfri materialeproevning

Country Status (6)

Country Link
EP (1) EP0381848B1 (da)
CH (1) CH677152A5 (da)
DE (1) DE58909813D1 (da)
DK (1) DK27990A (da)
RU (1) RU2072519C1 (da)
SA (1) SA90100180B1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5389876A (en) * 1991-05-06 1995-02-14 General Electric Company Flexible eddy current surface measurement array for detecting near surface flaws in a conductive part
DE69233065D1 (de) * 1991-06-11 2003-06-26 Newt Holdings Ltd Sonde
EP0624249B1 (en) * 1992-01-31 1999-03-31 Northrop Grumman Corporation Arrayed eddy current probe system
US6914427B2 (en) * 2003-03-14 2005-07-05 The Boeing Company Eddy current probe having sensing elements defined by first and second elongated coils and an associated inspection method
EP1610122A1 (de) 2004-06-01 2005-12-28 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Ermittlung von Defekten in einer Turbinenschaufel mittels eines Ultraschall-Gruppenstrahlers
US8378676B2 (en) * 2009-06-05 2013-02-19 Nuovo Pignone S.P.A. System and method for detecting corrosion pitting in gas turbines
RU2478946C1 (ru) * 2011-11-15 2013-04-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" Способ ультразвукового контроля сварных соединений лопаток с диском

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2540630B1 (fr) * 1983-02-08 1985-08-09 Commissariat Energie Atomique Sonde multibobines a courants de foucault munie d'un dispositif d'equilibrage des bobines
US4593245A (en) * 1983-12-12 1986-06-03 General Electric Company Eddy current method for detecting a flaw in semi-conductive material
GB8421847D0 (en) * 1984-08-29 1984-10-03 Thorburn Technics Int Electromagnetic inspection
EP0228177A3 (en) * 1985-11-19 1988-11-02 Electric Power Research Institute, Inc Flexible eddy-current coil and coil array for nondestructive testing

Also Published As

Publication number Publication date
RU2072519C1 (ru) 1997-01-27
EP0381848B1 (de) 1997-08-13
EP0381848A3 (de) 1991-02-27
EP0381848A2 (de) 1990-08-16
CH677152A5 (da) 1991-04-15
DK27990D0 (da) 1990-02-02
SA90100180B1 (ar) 2004-01-26
DE58909813D1 (de) 1997-09-18

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment
AHB Application shelved due to non-payment