IT1231978B - Dispositivo per la misura del contenuto relativo di serbatoi contenenti fluidi aventi differenti proprieta' elettriche - Google Patents

Dispositivo per la misura del contenuto relativo di serbatoi contenenti fluidi aventi differenti proprieta' elettriche

Info

Publication number
IT1231978B
IT1231978B IT8948401A IT4840189A IT1231978B IT 1231978 B IT1231978 B IT 1231978B IT 8948401 A IT8948401 A IT 8948401A IT 4840189 A IT4840189 A IT 4840189A IT 1231978 B IT1231978 B IT 1231978B
Authority
IT
Italy
Prior art keywords
measuring
content
electrical properties
different electrical
containing fluids
Prior art date
Application number
IT8948401A
Other languages
English (en)
Other versions
IT8948401A0 (it
Inventor
Angelo Cantoni
Original Assignee
Ital Idee Srl
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 Ital Idee Srl filed Critical Ital Idee Srl
Priority to IT8948401A priority Critical patent/IT1231978B/it
Publication of IT8948401A0 publication Critical patent/IT8948401A0/it
Priority to EP90830415A priority patent/EP0426622A1/en
Application granted granted Critical
Publication of IT1231978B publication Critical patent/IT1231978B/it

Links

Classifications

    • 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
    • G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
IT8948401A 1989-09-26 1989-09-26 Dispositivo per la misura del contenuto relativo di serbatoi contenenti fluidi aventi differenti proprieta' elettriche IT1231978B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT8948401A IT1231978B (it) 1989-09-26 1989-09-26 Dispositivo per la misura del contenuto relativo di serbatoi contenenti fluidi aventi differenti proprieta' elettriche
EP90830415A EP0426622A1 (en) 1989-09-26 1990-09-24 Device for measuring the relative content of tanks containing fluids possessing different electrical properties

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8948401A IT1231978B (it) 1989-09-26 1989-09-26 Dispositivo per la misura del contenuto relativo di serbatoi contenenti fluidi aventi differenti proprieta' elettriche

Publications (2)

Publication Number Publication Date
IT8948401A0 IT8948401A0 (it) 1989-09-26
IT1231978B true IT1231978B (it) 1992-01-22

Family

ID=11266335

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8948401A IT1231978B (it) 1989-09-26 1989-09-26 Dispositivo per la misura del contenuto relativo di serbatoi contenenti fluidi aventi differenti proprieta' elettriche

Country Status (2)

Country Link
EP (1) EP0426622A1 (it)
IT (1) IT1231978B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2211355C (en) * 1995-02-02 2001-03-27 Todd E. Viegut Volume verification apparatus and method
DE19532646A1 (de) * 1995-09-05 1997-03-06 Krohne Messtechnik Kg Füllstandsmeßgerät
US5841028A (en) * 1996-05-02 1998-11-24 Chiron Corporation Automated liquid-level vessel apparatus
DE29617488U1 (de) * 1996-10-08 1997-05-15 pro/M/tec Theisen GmbH, 76332 Bad Herrenalb Mikrowellen-Tauch-Sensor
FR2763682B1 (fr) * 1997-05-23 1999-08-06 Comm Composants Soc Ind Dispositif de mesure du niveau de liquide dans un reservoir
FR2766569B1 (fr) * 1997-07-22 1999-10-01 Pompes Salmson Sa Dispositif et procede de detection de niveau par diffusion de micro-ondes
DE29721039U1 (de) 1997-11-28 1998-02-05 Berthold Technologies GmbH & Co KG, 75323 Bad Wildbad Vorrichtung zur Transmissionsmessung mit Hilfe von Mikrowellen
RU2152595C1 (ru) * 1998-10-30 2000-07-10 Калмыков Андрей Николаевич Бесконтактный импульсно-фазовый способ измерения уровня раздела разнородных жидкостей, а также относительного изменения уровня с повышенной точностью
EP1209451A1 (de) * 2000-11-13 2002-05-29 Krohne S.A. Füllstandmessgerät
DE10162043A1 (de) * 2001-12-17 2003-06-26 Endress & Hauser Gmbh & Co Kg Füllstandsmeßgerät
US6917326B1 (en) * 2004-09-29 2005-07-12 Siemens Milltronics Process Instruments Vibratory cleaning mechanism for an antenna in a time-of-flight based level measurement system
CN105182062A (zh) * 2015-10-22 2015-12-23 江苏绿扬电子仪器集团有限公司 一种高精度宽带宽交流毫伏表
JP7125188B1 (ja) * 2022-04-19 2022-08-24 Wota株式会社 水位検知システム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107993A (en) * 1975-12-29 1978-08-22 Monsanto Company Method and apparatus for level measurement using microwaves

Also Published As

Publication number Publication date
IT8948401A0 (it) 1989-09-26
EP0426622A1 (en) 1991-05-08

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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: 19940929