DE3788429D1 - Verfahren und gerät zur messung von grössen bezüglich elektrisch leitender materialien. - Google Patents
Verfahren und gerät zur messung von grössen bezüglich elektrisch leitender materialien.Info
- Publication number
- DE3788429D1 DE3788429D1 DE87906798T DE3788429T DE3788429D1 DE 3788429 D1 DE3788429 D1 DE 3788429D1 DE 87906798 T DE87906798 T DE 87906798T DE 3788429 T DE3788429 T DE 3788429T DE 3788429 D1 DE3788429 D1 DE 3788429D1
- Authority
- DE
- Germany
- Prior art keywords
- electrically conductive
- conductive materials
- measuring sizes
- sizes regarding
- regarding electrically
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
- G01B7/31—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B7/312—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/12—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8604315A SE451886B (sv) | 1986-10-10 | 1986-10-10 | Sett och anordning for beroringsfri metning av storheter hos eller i anslutning till elektriskt ledande material |
PCT/SE1987/000457 WO1988002842A1 (en) | 1986-10-10 | 1987-10-09 | A method and measuring system for contactless measuring the values of magnitudes relating to electrically conductive materials |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3788429D1 true DE3788429D1 (de) | 1994-01-20 |
DE3788429T2 DE3788429T2 (de) | 1994-04-21 |
Family
ID=20365893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE87906798T Expired - Lifetime DE3788429T2 (de) | 1986-10-10 | 1987-10-09 | Verfahren und gerät zur messung von grössen bezüglich elektrisch leitender materialien. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5059902A (de) |
EP (1) | EP0349528B1 (de) |
JP (1) | JPH0778489B2 (de) |
AU (1) | AU608784B2 (de) |
DE (1) | DE3788429T2 (de) |
FI (1) | FI891597A0 (de) |
SE (1) | SE451886B (de) |
WO (1) | WO1988002842A1 (de) |
Families Citing this family (65)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991012503A1 (en) * | 1988-08-24 | 1991-08-22 | Valtion Teknillinen Tutkimuskeskus | Method and apparatus for measuring the temperature of an electrically conductive material |
JP2622536B2 (ja) * | 1990-03-16 | 1997-06-18 | 株式会社日本非破壊計測研究所 | 渦流探傷方法及びその装置 |
US5498958A (en) * | 1990-12-21 | 1996-03-12 | Detra Sa | Inductive proximity sensor with periodic switching for sensing the presence of objects |
SE468405B (sv) * | 1991-05-02 | 1993-01-11 | Asea Brown Boveri | Foerfarande vid kantlaegesbestaemning av metalliska material samt kantlaegesmaetare foer genomfoerande av foerfarandet |
US5453689A (en) | 1991-12-06 | 1995-09-26 | Massachusetts Institute Of Technology | Magnetometer having periodic winding structure and material property estimator |
WO1993014394A1 (en) * | 1992-01-21 | 1993-07-22 | Palm Instruments, Inc. | Conductivity sensor using energy conservation principle |
US5418456A (en) * | 1992-06-17 | 1995-05-23 | Westinghouse Electric Corporation | Monitoring pilger forming operation by sensing periodic lateral displacement of workpiece |
US5504426A (en) * | 1992-12-07 | 1996-04-02 | Westinghouse Electric Corporation | Check valve position indication system and method |
US5339885A (en) * | 1993-05-07 | 1994-08-23 | Wagstaff Inc. | Integrated non-contact molten metal level sensor and controller |
DK65593D0 (da) * | 1993-06-04 | 1993-06-04 | Voss Fabrik Atlas Husholdnings | Apparat til styring af opvarmning af foedevarer |
JPH07218645A (ja) * | 1994-01-28 | 1995-08-18 | Takasago Seisakusho:Kk | 金属探知方法 |
JPH07218646A (ja) * | 1994-01-28 | 1995-08-18 | Takasago Seisakusho:Kk | 金属探知方法 |
JP3011090U (ja) * | 1994-11-11 | 1995-05-16 | 株式会社キョクトー | スポット溶接のナゲットの検査装置 |
SE504541C2 (sv) * | 1995-07-10 | 1997-03-03 | Asea Brown Boveri | Förfarande och anordning för induktiv mätning av fysikaliska storheter hos ett objekt av metalliskt material jämte användning av förfarandet och anordningen |
US6420867B1 (en) | 1997-03-13 | 2002-07-16 | Jentek Sensors, Inc. | Method of detecting widespread fatigue and cracks in a metal structure |
US5793206A (en) | 1995-08-25 | 1998-08-11 | Jentek Sensors, Inc. | Meandering winding test circuit |
SE506154C2 (sv) | 1995-10-13 | 1997-11-17 | Asea Brown Boveri | Förfarande och anordning för induktiv mätning av mått och läge hos objekt av elektriskt ledande material |
SE505763C2 (sv) | 1995-10-13 | 1997-10-06 | Asea Brown Boveri | Induktiv anordning för bestämning av mått och läge hos mätobjekt av elektriskt ledande material |
US6600320B2 (en) * | 1996-03-25 | 2003-07-29 | The Johns Hopkins University | Apparatus with movable receiver coil array for locating a buried metallic object |
US6291992B1 (en) | 1996-07-12 | 2001-09-18 | Shell Oil Company | Eddy current inspection technique |
US6144206A (en) * | 1997-01-06 | 2000-11-07 | Jentek Sensors, Inc. | Magnetometer with waveform shaping |
US6781387B2 (en) | 1997-01-06 | 2004-08-24 | Jentek Sensors, Inc. | Inspection method using penetrant and dielectrometer |
US6486673B1 (en) | 1997-01-06 | 2002-11-26 | Jentek Sensors, Inc. | Segmented field dielectrometer |
US6177806B1 (en) * | 1997-09-03 | 2001-01-23 | International Business Machines Corp. | Signal sensor for rf integrated systems |
DE69820670T2 (de) * | 1997-10-29 | 2004-10-21 | Jentek Sensors Inc | Absolutmessung von eigenschaften mit luftkalibrierung |
AU1405199A (en) | 1997-11-14 | 1999-06-07 | Jentek Sensors, Inc. | Multiple frequency quantitative coating characterization |
CA2280523C (en) * | 1997-12-08 | 2004-09-28 | Nippon Steel Corporation | Continuous casting apparatus using a molten metal level gauge |
US6174922B1 (en) * | 1998-05-11 | 2001-01-16 | Eli Lilly And Company | Sulphonamide derivatives |
US6380747B1 (en) | 1998-05-12 | 2002-04-30 | Jentek Sensors, Inc. | Methods for processing, optimization, calibration and display of measured dielectrometry signals using property estimation grids |
DE19823836C2 (de) * | 1998-05-28 | 2000-05-04 | Fresenius Medical Care De Gmbh | Vorrichtung und Verfahren zum berührungsfreien Messen der Leitfähigkeit einer in einem Strömungskanal befindlichen Flüssigkeit |
DE19839287C5 (de) * | 1998-08-28 | 2008-02-14 | Siemens Ag | Verfahren und Einrichtung zur Bestimmung der Position der Kante eines Metallbandes |
SE517293C2 (sv) * | 1999-06-30 | 2002-05-21 | Abb Ab | Förfarande och anordning för induktiv mätning av geometrisk dimension och elektrisk egenskap med motriktade magnetfält |
US6593737B2 (en) * | 2000-08-24 | 2003-07-15 | Shell Oil Company | Method for measuring the wall thickness of an electrically conductive object |
AUPR083700A0 (en) * | 2000-10-17 | 2000-11-09 | Bhc Consulting Pty Ltd | Ground mineralisation rejecting metal detector (transmit signal) |
JP2004516473A (ja) | 2000-12-21 | 2004-06-03 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 電気伝導性物体の物質特性の測定 |
SE525078C2 (sv) * | 2001-06-29 | 2004-11-23 | Abb Ab | Metod samt induktiv mätanordning för detektering av mittpunkten hos ett elektriskt ledande material |
FR2827677B1 (fr) * | 2001-07-19 | 2003-10-31 | Senstronic Sa | Procede de detection d'un objet en un materiau conducteur et capteur correspondant |
US7205166B2 (en) * | 2002-06-28 | 2007-04-17 | Lam Research Corporation | Method and apparatus of arrayed, clustered or coupled eddy current sensor configuration for measuring conductive film properties |
US7049810B1 (en) * | 2003-07-18 | 2006-05-23 | Lincoln Global, Inc. | Apparatus to measure fill |
US7042207B1 (en) * | 2003-11-07 | 2006-05-09 | National Semiconductor Corporation | Inductive measurement system and method |
SE527091C2 (sv) * | 2003-12-31 | 2005-12-20 | Abb Ab | Metod och anordning för beröringsfri mätning av tjocklek och elektriska ledningsförmåga hos ett mätobjekt |
SE527125C2 (sv) * | 2003-12-31 | 2005-12-27 | Abb Ab | Metod och anordning för beröringsfri mätning av tjocklek eller ledningsförmåga med elektromagnetisk induktion |
DE102005010351B4 (de) * | 2005-02-17 | 2012-08-16 | Sie Sensorik Industrie-Elektronik Gmbh | Sensoren zur Abfrage von Füllständen sowie zur Leitwertanalyse von leitfähigen Flüssigkeiten und Verfahren hierzu |
JP4699797B2 (ja) * | 2005-04-20 | 2011-06-15 | 株式会社リベックス | 測定方法および装置 |
WO2007025720A1 (en) * | 2005-08-30 | 2007-03-08 | Nctengineering Gmbh | Sensor device, sensor arrangement, and method of measuring a property of an object |
EP1949089B1 (de) * | 2005-11-14 | 2013-06-19 | Abb Ab | Verfahren und vorrichtung zur abschätzung einer mechanischen eigenschaft |
DE602006020462D1 (de) | 2006-11-23 | 2011-04-14 | Abb Ab | Signalverarbeitungsverfahren und Einheit für ein Größenmesssystem |
US8287724B2 (en) * | 2007-07-05 | 2012-10-16 | Baxter International Inc. | Dialysis fluid measurement systems using conductive contacts |
US20090007642A1 (en) * | 2007-07-05 | 2009-01-08 | Baxter International Inc. | Dialysis fluid measurement method and apparatus using conductive contacts |
US9851408B2 (en) * | 2008-06-05 | 2017-12-26 | Cadex Electronics Inc. | Methods and apparatus for battery testing |
CN101545799B (zh) * | 2009-04-24 | 2012-05-23 | 江苏工业学院 | 一种用于液位和电导率同时检测的非接触传感器 |
CN102549418A (zh) * | 2009-10-13 | 2012-07-04 | 东洋玻璃株式会社 | 硅纯度测定器、硅分类装置以及硅纯度测定方法 |
EP2707679B1 (de) * | 2011-05-11 | 2017-06-28 | PolyResearch AG | Kontaktloses sensorelement |
ES2465999T3 (es) * | 2011-09-29 | 2014-06-09 | Abb Technology Ag | Método y dispositivo para la detección de fisuras en un material metálico |
US8806950B2 (en) * | 2011-11-09 | 2014-08-19 | The Boeing Company | Electromagnetic acoustic transducer system |
GB2518863A (en) * | 2013-10-03 | 2015-04-08 | Technelec Ltd | Galvanically isolated monitoring circuit |
RU2617731C2 (ru) * | 2014-12-15 | 2017-04-26 | Государственное казённое образовательное учреждение высшего профессионального образования "Российская таможенная академия" | Устройство бесконтактного контроля исправности электротехнических объектов переменного тока |
CN105044463B (zh) * | 2015-06-29 | 2018-01-02 | 上海大学 | 在线式电阻率测试系统 |
DE102017111393A1 (de) | 2017-05-24 | 2018-11-29 | Endress+Hauser SE+Co. KG | Verfahren zur Prozessüberwachung |
JP6886674B2 (ja) * | 2019-03-06 | 2021-06-16 | サガワ産業株式会社 | 非破壊検査装置 |
US10605642B1 (en) * | 2019-11-27 | 2020-03-31 | Altec Industries, Inc. | Conductive liquid sensing system |
DE102020215379A1 (de) | 2020-12-04 | 2022-06-09 | Berthold Technologies Gmbh & Co. Kg | Verfahren und Messgerät zur Gießspiegelmessung in einer Kokille |
EP4012326B1 (de) | 2020-12-11 | 2024-08-07 | ABB Schweiz AG | Gepulstes wirbelstromsystem |
EP4053494B1 (de) | 2021-03-02 | 2024-08-28 | ABB Schweiz AG | Dickenmessung unter verwendung eines gepulsten wirbelstromsystems |
EP4116666B1 (de) * | 2021-07-07 | 2024-01-31 | Abb Schweiz Ag | Empfänger für ein gepulstes wirbelstromsystem |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB151383A (en) * | 1919-06-30 | 1920-09-30 | Lancelot William Wild | An improved method of, and means for, testing the hardness of ferrous metals |
DE1169158B (de) * | 1959-07-24 | 1964-04-30 | Deutsche Edelstahlwerke Ag | Verfahren zum Bestimmen der Einhaertetiefe an Gegenstaenden aus ferromagnetischem Werkstoff |
DE1698481B1 (de) * | 1963-02-18 | 1969-09-04 | Claus Colani | Vorrichtung zur Untersuchung eines relativ homogenen,gegebenenfalls eine gewisse elektrische Leitfaehigkeit aufweisenden Mediums |
GB1315684A (en) * | 1970-11-10 | 1973-05-02 | Foster E J | Metal detectors |
US3707672A (en) * | 1971-06-02 | 1972-12-26 | Westinghouse Electric Corp | Weapon detector utilizing the pulsed field technique to detect weapons on the basis of weapons thickness |
JPS5817353A (ja) * | 1981-06-12 | 1983-02-01 | Kobe Steel Ltd | 複数コイル方式による多重周波数渦流探傷法及び多重周波数渦流探傷装置 |
JPS58102148A (ja) * | 1981-12-14 | 1983-06-17 | Kawasaki Steel Corp | 鋼板のオンライン硬度測定方法 |
JPS58153179A (ja) * | 1982-03-08 | 1983-09-12 | Hitachi Ltd | 比抵抗測定法 |
GB8303587D0 (en) * | 1983-02-09 | 1983-03-16 | Chapman Cash Processing Ltd | Coin discriminating apparatus |
IT1194275B (it) * | 1983-06-15 | 1988-09-14 | Cise Spa | Misuratore di spessori elevati "senza contatto" per materiali metallici ad di sopra della temperatura di curie |
US4600356A (en) * | 1984-01-27 | 1986-07-15 | Gas Research Institute | Underground pipeline and cable detector and process |
JPS60239666A (ja) * | 1984-05-15 | 1985-11-28 | Hitachi Metals Ltd | 鉄鋼製品の残留磁気による硬度検査装置 |
US4814703A (en) * | 1987-08-04 | 1989-03-21 | The Boeing Company | Method and apparatus for gap measurement between a graphite/epoxy structure and a metallic model |
US4843319A (en) * | 1987-12-17 | 1989-06-27 | Atlantic Richfield Company | Transient electromagnetic method for detecting corrosion on conductive containers having variations in jacket thickness |
US4843320A (en) * | 1987-12-17 | 1989-06-27 | Atlantic Richfield Company | Transient electromagnetic method for detecting corrosion on conductive containers |
-
1986
- 1986-10-10 SE SE8604315A patent/SE451886B/sv not_active IP Right Cessation
-
1987
- 1987-10-09 AU AU81009/87A patent/AU608784B2/en not_active Expired
- 1987-10-09 DE DE87906798T patent/DE3788429T2/de not_active Expired - Lifetime
- 1987-10-09 US US07/340,626 patent/US5059902A/en not_active Expired - Lifetime
- 1987-10-09 WO PCT/SE1987/000457 patent/WO1988002842A1/en active IP Right Grant
- 1987-10-09 JP JP62506161A patent/JPH0778489B2/ja not_active Expired - Lifetime
- 1987-10-09 EP EP87906798A patent/EP0349528B1/de not_active Expired - Lifetime
-
1989
- 1989-04-03 FI FI891597A patent/FI891597A0/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPH02500215A (ja) | 1990-01-25 |
SE8604315D0 (sv) | 1986-10-10 |
JPH0778489B2 (ja) | 1995-08-23 |
US5059902A (en) | 1991-10-22 |
AU8100987A (en) | 1988-05-06 |
DE3788429T2 (de) | 1994-04-21 |
AU608784B2 (en) | 1991-04-18 |
WO1988002842A1 (en) | 1988-04-21 |
SE451886B (sv) | 1987-11-02 |
FI891597A (fi) | 1989-04-03 |
EP0349528A1 (de) | 1990-01-10 |
EP0349528B1 (de) | 1993-12-08 |
FI891597A0 (fi) | 1989-04-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |