ATE443849T1 - DEVICE FOR DETERMINING AND/OR MONITORING A PREDETERMINED FILL LEVEL IN A CONTAINER - Google Patents

DEVICE FOR DETERMINING AND/OR MONITORING A PREDETERMINED FILL LEVEL IN A CONTAINER

Info

Publication number
ATE443849T1
ATE443849T1 AT02712947T AT02712947T ATE443849T1 AT E443849 T1 ATE443849 T1 AT E443849T1 AT 02712947 T AT02712947 T AT 02712947T AT 02712947 T AT02712947 T AT 02712947T AT E443849 T1 ATE443849 T1 AT E443849T1
Authority
AT
Austria
Prior art keywords
monitoring
container
determining
fill level
predetermined fill
Prior art date
Application number
AT02712947T
Other languages
German (de)
Inventor
Sergej Lopatin
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
Priority claimed from PCT/EP2002/002957 external-priority patent/WO2002079733A1/en
Application granted granted Critical
Publication of ATE443849T1 publication Critical patent/ATE443849T1/en

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
    • G01F23/296—Acoustic waves
    • G01F23/2968—Transducers specially adapted for acoustic level indicators
    • 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
    • G01F23/296—Acoustic waves
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G01F23/2967—Acoustic waves making use of acoustical resonance or standing waves for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
AT02712947T 2001-03-28 2002-03-16 DEVICE FOR DETERMINING AND/OR MONITORING A PREDETERMINED FILL LEVEL IN A CONTAINER ATE443849T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10115558 2001-03-28
DE10153936A DE10153936A1 (en) 2001-03-28 2001-11-06 Device for determining and / or monitoring a predetermined fill level in a container
PCT/EP2002/002957 WO2002079733A1 (en) 2001-03-28 2002-03-16 Device for determining and/or monitoring a predetermined level in a container

Publications (1)

Publication Number Publication Date
ATE443849T1 true ATE443849T1 (en) 2009-10-15

Family

ID=7679547

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02712947T ATE443849T1 (en) 2001-03-28 2002-03-16 DEVICE FOR DETERMINING AND/OR MONITORING A PREDETERMINED FILL LEVEL IN A CONTAINER

Country Status (2)

Country Link
AT (1) ATE443849T1 (en)
DE (3) DE10153937A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004036324A1 (en) * 2004-07-27 2006-02-16 Endress + Hauser Gmbh + Co. Kg Switch for measuring equipment, e.g. for levels, has a unit for recognizing the presence of a magnet and a pilot unit with sections
DE102005062001A1 (en) * 2005-12-22 2007-06-28 Endress + Hauser Gmbh + Co. Kg Gaseous medium`s measured value determination and/or monitoring method, involves determining characteristic of oscillations of mechanically oscillatable unit, and determining measured value based on comparison of characteristic with curve
DE102014115693A1 (en) * 2014-10-29 2016-05-04 Endress + Hauser Gmbh + Co. Kg Vibronic sensor
DE102016124365A1 (en) * 2016-12-14 2018-06-14 Endress+Hauser SE+Co. KG Vibronic sensor with temperature compensation
CN111289058B (en) * 2020-01-15 2021-10-26 南京智鹤电子科技有限公司 Oil level abnormity monitoring method and device based on mechanical state

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3348119C2 (en) * 1983-10-11 1989-12-28 Endress U. Hauser Gmbh U. Co, 7864 Maulburg, De Device for ascertaining and/or monitoring a predetermined filling level in a container
DE3601704A1 (en) * 1986-01-22 1987-07-23 Endress Hauser Gmbh Co DEVICE FOR DETECTING AND / OR MONITORING A PREDICTED LEVEL IN A CONTAINER
DE4118793C2 (en) * 1991-06-07 1995-02-09 Endress Hauser Gmbh Co Device for determining and / or monitoring a predetermined fill level in a container
GB9408176D0 (en) * 1994-04-25 1994-06-15 Interface Devices Distribution Fluid level detectors
US5943294A (en) * 1997-04-08 1999-08-24 Milltronics Ltd. Level detector for fluent material
DE19720519C2 (en) * 1997-05-16 2000-03-30 Pepperl & Fuchs Device for determining and / or monitoring a fill level of a medium in a container

Also Published As

Publication number Publication date
DE10153937A1 (en) 2003-02-27
DE10153936A1 (en) 2002-11-14
DE50213869D1 (en) 2009-11-05

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee