FR2319115A1 - Procede et dispositif pour la detection de corps en materiau conducteur - Google Patents
Procede et dispositif pour la detection de corps en materiau conducteurInfo
- Publication number
- FR2319115A1 FR2319115A1 FR7621875A FR7621875A FR2319115A1 FR 2319115 A1 FR2319115 A1 FR 2319115A1 FR 7621875 A FR7621875 A FR 7621875A FR 7621875 A FR7621875 A FR 7621875A FR 2319115 A1 FR2319115 A1 FR 2319115A1
- Authority
- FR
- France
- Prior art keywords
- detuning
- elements
- bridge circuit
- high temperature
- bridge
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
- G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
- G01V3/102—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil by measuring amplitude
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- General Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Remote Sensing (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Electromagnetism (AREA)
- High Energy & Nuclear Physics (AREA)
- Plasma & Fusion (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752532328 DE2532328A1 (de) | 1975-07-19 | 1975-07-19 | Verfahren und einrichtung zur erfassung von koerpern aus elektrisch leitendem material |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2319115A1 true FR2319115A1 (fr) | 1977-02-18 |
FR2319115B1 FR2319115B1 (fr) | 1982-07-02 |
Family
ID=5951908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7621875A Granted FR2319115A1 (fr) | 1975-07-19 | 1976-07-16 | Procede et dispositif pour la detection de corps en materiau conducteur |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2532328A1 (fr) |
FR (1) | FR2319115A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2657696A1 (fr) * | 1990-02-01 | 1991-08-02 | Centre Nat Rech Scient | Dispositif de detection de corps metalliques, en particulier de fines particules. |
FR2699281A1 (fr) * | 1992-12-15 | 1994-06-17 | Inst Francais Du Petrole | Dispositif et méthode de caractérisation d'un milieu comportant au moins une partie conductrice. |
FR2907223A1 (fr) * | 2006-10-13 | 2008-04-18 | Areva Np Sas | Procede et dispositif de detection d'anomalies structurelles dans une particule spherique,notamment dans une particule de combustible nucleaire pour reacteurs a haute temperature ou tres haute temperature. |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002095766A1 (fr) * | 2001-05-23 | 2002-11-28 | Pebble Bed Modular Reactor (Proprietary) Limited | Procede et detecteur de spheres destines a la surveillance du passage d'une sphere le long d'une voie d'ecoulement de spheres |
CN101719387B (zh) * | 2009-12-10 | 2012-02-08 | 清华大学 | 用于球床式高温气冷堆的外装式过球检测方法与装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2768347A (en) * | 1953-04-24 | 1956-10-23 | Gen Electric | Vacuum tube balancing network |
FR1255436A (fr) * | 1960-01-26 | 1961-03-10 | Siderurgie Fse Inst Rech | Perfectionnements aux appareils électro-magnétiques de détection des défauts des produits métalliques |
DE2210079A1 (de) * | 1972-03-02 | 1973-09-06 | Hottinger Messtechnik Baldwin | Verfahren und anordnung zur beruehrungsfreien zaehlung von koerpern |
-
1975
- 1975-07-19 DE DE19752532328 patent/DE2532328A1/de not_active Withdrawn
-
1976
- 1976-07-16 FR FR7621875A patent/FR2319115A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2768347A (en) * | 1953-04-24 | 1956-10-23 | Gen Electric | Vacuum tube balancing network |
FR1255436A (fr) * | 1960-01-26 | 1961-03-10 | Siderurgie Fse Inst Rech | Perfectionnements aux appareils électro-magnétiques de détection des défauts des produits métalliques |
DE2210079A1 (de) * | 1972-03-02 | 1973-09-06 | Hottinger Messtechnik Baldwin | Verfahren und anordnung zur beruehrungsfreien zaehlung von koerpern |
Non-Patent Citations (1)
Title |
---|
EXBK/76 * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2657696A1 (fr) * | 1990-02-01 | 1991-08-02 | Centre Nat Rech Scient | Dispositif de detection de corps metalliques, en particulier de fines particules. |
FR2699281A1 (fr) * | 1992-12-15 | 1994-06-17 | Inst Francais Du Petrole | Dispositif et méthode de caractérisation d'un milieu comportant au moins une partie conductrice. |
EP0603020A1 (fr) * | 1992-12-15 | 1994-06-22 | Institut Francais Du Petrole | Dispositif et méthode de caractérisation d'un milieu comportant au moins une partie conductrice |
US5549008A (en) * | 1992-12-15 | 1996-08-27 | Institut Francais Du Petrole | Device and method for characterizing a medium comprising at least a conductive part |
FR2907223A1 (fr) * | 2006-10-13 | 2008-04-18 | Areva Np Sas | Procede et dispositif de detection d'anomalies structurelles dans une particule spherique,notamment dans une particule de combustible nucleaire pour reacteurs a haute temperature ou tres haute temperature. |
WO2008046986A2 (fr) * | 2006-10-13 | 2008-04-24 | Areva Np | Procédé et dispositif de détection d'anomalies structurelles dans une particule sphérique, notamment dans une particule de combustible nucléaire pour réacteurs a haute température ou très haute température |
WO2008046986A3 (fr) * | 2006-10-13 | 2008-06-26 | Areva Np | Procédé et dispositif de détection d'anomalies structurelles dans une particule sphérique, notamment dans une particule de combustible nucléaire pour réacteurs a haute température ou très haute température |
JP2010506184A (ja) * | 2006-10-13 | 2010-02-25 | アレヴァ エヌペ | 球状粒子、特に高温又は超高温リアクタのための核燃料粒子における構造的異常を検出する方法及び装置 |
US8248065B2 (en) | 2006-10-13 | 2012-08-21 | Areva Np | Method and device for detecting structural abnormalities in a spherical particle |
CN101548338B (zh) * | 2006-10-13 | 2013-01-09 | 阿海珐核能公司 | 用于检测球形粒子、特别是用于高温或特高温反应堆的核燃料粒子中的结构异常的方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
FR2319115B1 (fr) | 1982-07-02 |
DE2532328A1 (de) | 1977-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |