IT1071201B - Sonda per corrente parassita di bobina multipla circonferenzialmente differenziale - Google Patents
Sonda per corrente parassita di bobina multipla circonferenzialmente differenzialeInfo
- Publication number
- IT1071201B IT1071201B IT68436/76A IT6843676A IT1071201B IT 1071201 B IT1071201 B IT 1071201B IT 68436/76 A IT68436/76 A IT 68436/76A IT 6843676 A IT6843676 A IT 6843676A IT 1071201 B IT1071201 B IT 1071201B
- Authority
- IT
- Italy
- Prior art keywords
- circumferently
- parasit
- current probe
- multiple coil
- differential multiple
- Prior art date
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
- G01N27/9006—Details, e.g. in the structure or functioning of 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA229,187A CA1014226A (en) | 1975-06-12 | 1975-06-12 | Circumferentially differentiating multiple coil eddy current probe |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1071201B true IT1071201B (it) | 1985-04-02 |
Family
ID=4103329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT68436/76A IT1071201B (it) | 1975-06-12 | 1976-06-11 | Sonda per corrente parassita di bobina multipla circonferenzialmente differenziale |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS51151591A (it) |
CA (1) | CA1014226A (it) |
DE (1) | DE2626060A1 (it) |
FR (1) | FR2314496A1 (it) |
IT (1) | IT1071201B (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2817574B2 (de) * | 1978-04-21 | 1980-04-30 | Kraftwerk Union Ag, 4330 Muelheim | Wirbelstrompriifsonde zur Untersuchung metallischer Werkstoffe auf Materialtrennungen und fehlerhafte Einschlüsse |
US4292589A (en) * | 1979-05-09 | 1981-09-29 | Schlumberger Technology Corporation | Eddy current method and apparatus for inspecting ferromagnetic tubular members |
KR890001536B1 (ko) * | 1984-11-23 | 1989-05-06 | 더 뱁콕 앤드 윌콕스 컴퍼니 | 내부의 결함상태를 검출하기 위한 와류 탐침 |
JPH0355099Y2 (it) * | 1985-07-18 | 1991-12-06 | ||
US4704577A (en) * | 1986-04-18 | 1987-11-03 | Westinghouse Electric Corp. | Eddy currents probe for measuring a gap between a tube and an antivibration bar |
US4808927A (en) * | 1987-02-19 | 1989-02-28 | Atomic Energy Of Canada Limited | Circumferentially compensating eddy current probe with alternately polarized receiver coil |
US4808924A (en) * | 1987-02-19 | 1989-02-28 | Atomic Energy Of Canada Limited | Circumferentially compensating eddy current probe with alternately polarized transmit coils and receiver coils |
DE4001544A1 (de) * | 1990-01-20 | 1991-07-25 | Bosch Gmbh Robert | Messeinrichtung zur bestimmung eines drehwinkels |
FR2651040A1 (fr) * | 1989-08-21 | 1991-02-22 | Controle Mesure Systemes Sa | Sonde a courants de foucault pour le controle de profiles creux en matiere ferromagnetique |
FR2666414B1 (fr) * | 1990-09-05 | 1994-04-01 | Intercontrole | Sonde expansible a courants de foucault. |
US5969275A (en) * | 1998-06-08 | 1999-10-19 | Zetec, Inc. | Probe with replaceable centering feet |
FR2780510B1 (fr) * | 1998-06-25 | 2002-05-03 | Minh Quang Le | Dispositif electromagnetique de controle non destructif permettant la creation des champs magnetiques et des courants de foucault dirigeables |
US9222917B2 (en) | 2012-07-25 | 2015-12-29 | General Electric Company | Broadband eddy current probe |
CN113671021B (zh) * | 2021-08-13 | 2024-07-26 | 四川德源管道科技股份有限公司 | 一种管道内检测装置 |
-
1975
- 1975-06-12 CA CA229,187A patent/CA1014226A/en not_active Expired
-
1976
- 1976-06-03 JP JP51065100A patent/JPS51151591A/ja active Pending
- 1976-06-08 FR FR7617231A patent/FR2314496A1/fr not_active Withdrawn
- 1976-06-10 DE DE19762626060 patent/DE2626060A1/de active Pending
- 1976-06-11 IT IT68436/76A patent/IT1071201B/it active
Also Published As
Publication number | Publication date |
---|---|
CA1014226A (en) | 1977-07-19 |
FR2314496A1 (fr) | 1977-01-07 |
JPS51151591A (en) | 1976-12-27 |
DE2626060A1 (de) | 1977-02-03 |
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