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IT1185660B - Disposizione per il rilevamento di disomogeneita' tridimensionali in un dielettrico - Google Patents

Disposizione per il rilevamento di disomogeneita' tridimensionali in un dielettrico

Info

Publication number
IT1185660B
IT1185660B IT22004/85A IT2200485A IT1185660B IT 1185660 B IT1185660 B IT 1185660B IT 22004/85 A IT22004/85 A IT 22004/85A IT 2200485 A IT2200485 A IT 2200485A IT 1185660 B IT1185660 B IT 1185660B
Authority
IT
Italy
Prior art keywords
provision
dielectric
detection
inhomogeneities
dimensional
Prior art date
Application number
IT22004/85A
Other languages
English (en)
Other versions
IT8522004A0 (it
Inventor
Georg Schneider
Original Assignee
Endress Hauser Gmbh Co
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 Endress Hauser Gmbh Co filed Critical Endress Hauser Gmbh Co
Publication of IT8522004A0 publication Critical patent/IT8522004A0/it
Application granted granted Critical
Publication of IT1185660B publication Critical patent/IT1185660B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/712—Measuring the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/18—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
IT22004/85A 1984-09-10 1985-08-28 Disposizione per il rilevamento di disomogeneita' tridimensionali in un dielettrico IT1185660B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3433148A DE3433148C2 (de) 1984-09-10 1984-09-10 Anordnung zur Erfassung räumlicher Inhomogenitäten in einem Dielektrikum

Publications (2)

Publication Number Publication Date
IT8522004A0 IT8522004A0 (it) 1985-08-28
IT1185660B true IT1185660B (it) 1987-11-12

Family

ID=6245013

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22004/85A IT1185660B (it) 1984-09-10 1985-08-28 Disposizione per il rilevamento di disomogeneita' tridimensionali in un dielettrico

Country Status (9)

Country Link
US (1) US4752727A (it)
JP (1) JPS6168551A (it)
CH (1) CH669047A5 (it)
DE (1) DE3433148C2 (it)
FR (1) FR2570190B1 (it)
GB (1) GB2164450B (it)
IT (1) IT1185660B (it)
NL (1) NL192936C (it)
SE (1) SE456942B (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3627162A1 (de) * 1986-08-11 1988-02-25 Endress Hauser Gmbh Co Anordnung zur beruehrungslosen messung des volumen- oder massenstroms eines bewegten mediums
GB8718606D0 (en) * 1987-08-06 1987-09-09 Hiltcroft Packaging Systems Lt Monitoring apparatus
US5280727A (en) * 1987-09-11 1994-01-25 Endress+Hauser Flowtec Ag Electromagnetic flow measuring tube and method of making same
DE3822076C1 (it) * 1988-06-30 1990-02-08 Endress U. Hauser Gmbh U. Co, 7864 Maulburg, De
US4929885A (en) * 1988-11-08 1990-05-29 Troxler Electronic Laboratories, Inc. Apparatus for measuring ground moisture content of soil
US5281921A (en) * 1990-04-24 1994-01-25 Novak James L Non-contact capacitance based image sensing method and system
US5249238A (en) * 1991-03-19 1993-09-28 Komerath Narayanan M Spatial cross-correlating velocimeter
GB9109074D0 (en) * 1991-04-26 1991-06-12 Shell Int Research A method and apparatus for measuring the gas and the liquid flowrate and the watercut of multiphase mixtures of oil,water and gas flowing through a pipeline
DE4227052C1 (de) * 1992-08-13 1994-03-10 Schmidt Werner Dr Sensorsystem zur berührungsfreien Abtastung von Etiketten
DE4432849A1 (de) * 1994-09-15 1996-03-21 Dynamit Nobel Ag Massenbestimmung eines elektrisch nichtleitenden Körpers
DE19531124C2 (de) * 1995-08-24 1997-08-14 Krohne Ag Verfahren zur Bestimmung des Phasenanteils eines Mediums in offenen und geschlossenen Leitungen
US5917314A (en) 1996-08-08 1999-06-29 Zircon Corporation Electronic wall-stud sensor with three capacitive elements
US5773971A (en) * 1996-08-08 1998-06-30 Zircon Corporation Three electrode AC detection
DE19651611A1 (de) * 1996-12-12 1998-06-18 Bosch Gmbh Robert Einrichtung zur Messung einer Teilchenzustandsgröße
GB2325980B (en) * 1997-06-06 2002-01-23 Abb Kent Taylor Ltd Measurement using cross-correlation
FR2780499B1 (fr) * 1998-06-25 2000-08-18 Schlumberger Services Petrol Dispositifs de caracterisation de l'ecoulement d'un fluide polyphasique
US6362632B1 (en) * 2000-05-24 2002-03-26 Becs Technology, Inc. Balanced charge pump capacitive material sensor
JP3589449B2 (ja) * 2001-02-26 2004-11-17 株式会社ユニレック 静電容量センサ、管内流動判断装置、管内流動制御装置
US7013570B2 (en) * 2003-06-18 2006-03-21 Irwin-Industrial Tool Company Stud finder
AT505013B1 (de) * 2004-02-10 2008-10-15 Univ Graz Tech Vorrichtung zur messung von fördereigenschaften in rohren
US7116091B2 (en) * 2004-03-04 2006-10-03 Zircon Corporation Ratiometric stud sensing
US7148703B2 (en) * 2004-05-14 2006-12-12 Zircon Corporation Auto-deep scan for capacitive sensing
US7487596B2 (en) * 2004-06-25 2009-02-10 Irwin Industrial Tool Company Laser line projected on an edge of a surface
US7178250B2 (en) 2004-07-21 2007-02-20 Irwin Industrial Tool Company Intersecting laser line generating device
US7589340B2 (en) * 2005-03-31 2009-09-15 S.C. Johnson & Son, Inc. System for detecting a container or contents of the container
EP2562535A1 (en) * 2006-08-28 2013-02-27 Detection Systems Pty.Ltd. Detection apparatus and method
US8489341B2 (en) * 2008-06-19 2013-07-16 Carefusion 303, Inc. Method and apparatus for volumetric gas in-line sensing
DE102008035627A1 (de) * 2008-07-31 2010-02-11 Gerd Reime Vorrichtung zur kapazitiven Messung von Änderungen
CN103226123B (zh) * 2013-02-27 2015-06-17 常州兆能电子科技有限公司 一种基于差动电容传感器的塑料探伤装置及方法
US9643357B2 (en) * 2014-03-18 2017-05-09 Stratasys, Inc. Electrophotography-based additive manufacturing with powder density detection and utilization
DE102014214026A1 (de) 2014-07-18 2016-01-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Sensor zum Erfassen einer Flüssigkeit in einem Fluidkanal
US10458940B1 (en) * 2015-06-25 2019-10-29 Atlas Sensors, LLC Non-destructive instrument for detecting polymer inserts within polymer pipes fitted with a locator wire

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7005162A (it) * 1970-04-10 1971-10-12
US3732553A (en) * 1971-04-16 1973-05-08 Spearhead Inc Capacitive pick-off transducer
US3729728A (en) * 1971-05-10 1973-04-24 Spearhead Inc Capacitive switching device
US3860918A (en) * 1973-06-25 1975-01-14 Becton Dickinson Co Capacitive position transducer
DE2544822A1 (de) * 1975-10-03 1977-04-14 Licentia Gmbh Messfuehler mit gleichsignalunterdrueckung
DE2544825A1 (de) * 1975-10-03 1977-04-14 Licentia Gmbh Messfuehler mit gleichsignalunterdrueckung und bandbegrenzung
DE3225554A1 (de) * 1982-07-08 1984-01-12 Robert Bosch Gmbh, 7000 Stuttgart Messeinrichtung fuer fluidstrahlen
DE3235750C2 (de) * 1982-09-27 1984-12-13 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Sensor zur Detektion zufälliger, zur korrelativen Signalverarbeitung geeigneter Signale
DE3302736A1 (de) * 1983-01-27 1984-08-02 Siemens AG, 1000 Berlin und 8000 München Anordnung zur korrelativen messung der stroemungsgeschwingikeit eines mehrphasenfluids

Also Published As

Publication number Publication date
IT8522004A0 (it) 1985-08-28
NL8502429A (nl) 1986-04-01
FR2570190A1 (fr) 1986-03-14
SE8503880L (sv) 1986-03-11
GB8522360D0 (en) 1985-10-16
SE8503880D0 (sv) 1985-08-20
NL192936B (nl) 1998-01-05
NL192936C (nl) 1998-05-07
FR2570190B1 (fr) 1990-08-03
SE456942B (sv) 1988-11-14
JPH0528782B2 (it) 1993-04-27
DE3433148C2 (de) 1987-01-22
CH669047A5 (de) 1989-02-15
GB2164450B (en) 1988-06-08
DE3433148A1 (de) 1986-03-20
JPS6168551A (ja) 1986-04-08
US4752727A (en) 1988-06-21
GB2164450A (en) 1986-03-19

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971031