ES372634A1 - Procedimiento y aparato de control no destructivo por co- rrientes de foncault de las caracteristicas de elementos conductores de la electricidad. - Google Patents
Procedimiento y aparato de control no destructivo por co- rrientes de foncault de las caracteristicas de elementos conductores de la electricidad.Info
- Publication number
- ES372634A1 ES372634A1 ES372634A ES372634A ES372634A1 ES 372634 A1 ES372634 A1 ES 372634A1 ES 372634 A ES372634 A ES 372634A ES 372634 A ES372634 A ES 372634A ES 372634 A1 ES372634 A1 ES 372634A1
- Authority
- ES
- Spain
- Prior art keywords
- electrically conductive
- current testing
- conductive material
- eddy current
- oscillator circuit
- 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.)
- Expired
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
- G01N27/9046—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 by analysing electrical signals
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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR45542A FR1470386A (fr) | 1966-01-11 | 1966-01-11 | Procédé de contrôle non destructif par courants de foucault de tubes conducteurs de l'électricité, et appareil correspondant |
FR107736A FR92982E (fr) | 1966-01-11 | 1967-05-25 | Procédé de controle non destructif par courants de foucault de tubes conducteurs de l'électricité, et appareil correspondant. |
FR170227A FR95394E (fr) | 1966-01-11 | 1968-10-17 | Procédé de controle non destructif par courants de foucault de tubes conducteurs de l'électricité et appareil correspondant. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES372634A1 true ES372634A1 (es) | 1973-07-01 |
Family
ID=8655754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES372634A Expired ES372634A1 (es) | 1966-01-11 | 1969-10-17 | Procedimiento y aparato de control no destructivo por co- rrientes de foncault de las caracteristicas de elementos conductores de la electricidad. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3697868A (es) |
DE (1) | DE1917855C3 (es) |
ES (1) | ES372634A1 (es) |
FR (1) | FR95394E (es) |
GB (1) | GB1255064A (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4194149A (en) * | 1977-12-15 | 1980-03-18 | The Babcock & Wilcox Company | Method for generating the eddy current signature of a flaw in a tube proximate a contiguous member which obscures the flaw signal |
FR2459476A1 (fr) * | 1979-06-14 | 1981-01-09 | Siderurgie Fse Inst Rech | Procede et dispositif d'inspection de produits metalliques par courants de foucault |
CA1212997A (fr) * | 1983-12-16 | 1986-10-21 | Gerard Durou | Methode et systeme de test non destructif a courants de foucault utilisant un balayage en frequences |
GB8420863D0 (en) * | 1984-08-16 | 1984-09-19 | Wardell Transport Ltd | Assessing condition of hidden elements |
US4860756A (en) * | 1985-07-11 | 1989-08-29 | The Johns Hopkins University | Electromagnetic bone healing sensor using a multi-coil sensor array |
GB2222257A (en) * | 1988-07-19 | 1990-02-28 | Glacier Metal Co Ltd | Displacement sensor |
CN105588873B (zh) * | 2016-03-18 | 2019-04-19 | 中国计量学院 | 一种外穿过式低频电磁检测装置 |
CN112406318B (zh) * | 2020-11-24 | 2023-07-21 | 武汉先同科技有限公司 | 一种基于电感技术的墨量检测装置、方法及喷墨打印机 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2894203A (en) * | 1957-04-11 | 1959-07-07 | Robert W Cory | Multiple frequency eddy current testing apparatus |
US2920269A (en) * | 1957-08-29 | 1960-01-05 | Gen Motors Corp | Coating thickness gage |
US3135914A (en) * | 1959-09-04 | 1964-06-02 | Magnetic Analysis Corp | Multi-frequency testing method and apparatus for selectively detecting flaws at different depths |
GB933934A (en) * | 1960-12-08 | 1963-08-14 | Marconi Wireless Telegraph Co | Improvements in or relating to frequency varying circuit arrangements |
FR1470386A (fr) * | 1966-01-11 | 1967-02-24 | Commissariat Energie Atomique | Procédé de contrôle non destructif par courants de foucault de tubes conducteurs de l'électricité, et appareil correspondant |
-
1968
- 1968-10-17 FR FR170227A patent/FR95394E/fr not_active Expired
-
1969
- 1969-03-24 GB GB05335/69A patent/GB1255064A/en not_active Expired
- 1969-04-08 DE DE1917855A patent/DE1917855C3/de not_active Expired
- 1969-10-17 ES ES372634A patent/ES372634A1/es not_active Expired
- 1969-11-13 US US876257A patent/US3697868A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1917855B2 (de) | 1975-01-23 |
US3697868A (en) | 1972-10-10 |
DE1917855C3 (de) | 1975-08-28 |
GB1255064A (en) | 1971-11-24 |
FR95394E (fr) | 1970-09-11 |
DE1917855A1 (de) | 1970-05-14 |
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