FR2772917B1 - THE PRESENT INVENTION CONCERNS A SENSOR FOR THE DETECTION OF A LIQUID LEVEL AS WELL AS A LIQUID SUPPLY INSTALLATION OF A TANK USING THIS SENSOR - Google Patents

THE PRESENT INVENTION CONCERNS A SENSOR FOR THE DETECTION OF A LIQUID LEVEL AS WELL AS A LIQUID SUPPLY INSTALLATION OF A TANK USING THIS SENSOR

Info

Publication number
FR2772917B1
FR2772917B1 FR9716560A FR9716560A FR2772917B1 FR 2772917 B1 FR2772917 B1 FR 2772917B1 FR 9716560 A FR9716560 A FR 9716560A FR 9716560 A FR9716560 A FR 9716560A FR 2772917 B1 FR2772917 B1 FR 2772917B1
Authority
FR
France
Prior art keywords
sensor
tank
detection
well
invention concerns
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 - Fee Related
Application number
FR9716560A
Other languages
French (fr)
Other versions
FR2772917A1 (en
Inventor
Jean Yves Delattre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9716560A priority Critical patent/FR2772917B1/en
Publication of FR2772917A1 publication Critical patent/FR2772917A1/en
Application granted granted Critical
Publication of FR2772917B1 publication Critical patent/FR2772917B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01F23/14—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 measurement of pressure
    • G01F23/18—Indicating, recording or alarm devices actuated electrically
    • G01F23/185—Indicating, recording or alarm devices actuated electrically for discrete levels
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B1/00—Methods or layout of installations for water supply
    • E03B1/04—Methods or layout of installations for water supply for domestic or like local supply
    • E03B1/041—Greywater supply systems
    • E03B1/042—Details thereof, e.g. valves or pumps
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/003—Grey water flushing systems
    • 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
    • G01F23/14—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 measurement of pressure
    • G01F23/16—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
    • G01F23/161—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid for discrete levels
    • 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
    • G01F23/14—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 measurement of pressure
    • G01F23/16—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
    • G01F23/164—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid using a diaphragm, bellow as transmitting element
    • 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
    • G01F23/20—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 measurement of weight, e.g. to determine the level of stored liquefied gas
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/02—Level control, e.g. controlling quantity of material stored in vessel without auxiliary power
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/30—Relating to industrial water supply, e.g. used for cooling

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
FR9716560A 1997-12-23 1997-12-23 THE PRESENT INVENTION CONCERNS A SENSOR FOR THE DETECTION OF A LIQUID LEVEL AS WELL AS A LIQUID SUPPLY INSTALLATION OF A TANK USING THIS SENSOR Expired - Fee Related FR2772917B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9716560A FR2772917B1 (en) 1997-12-23 1997-12-23 THE PRESENT INVENTION CONCERNS A SENSOR FOR THE DETECTION OF A LIQUID LEVEL AS WELL AS A LIQUID SUPPLY INSTALLATION OF A TANK USING THIS SENSOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9716560A FR2772917B1 (en) 1997-12-23 1997-12-23 THE PRESENT INVENTION CONCERNS A SENSOR FOR THE DETECTION OF A LIQUID LEVEL AS WELL AS A LIQUID SUPPLY INSTALLATION OF A TANK USING THIS SENSOR

Publications (2)

Publication Number Publication Date
FR2772917A1 FR2772917A1 (en) 1999-06-25
FR2772917B1 true FR2772917B1 (en) 2000-06-30

Family

ID=9515180

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9716560A Expired - Fee Related FR2772917B1 (en) 1997-12-23 1997-12-23 THE PRESENT INVENTION CONCERNS A SENSOR FOR THE DETECTION OF A LIQUID LEVEL AS WELL AS A LIQUID SUPPLY INSTALLATION OF A TANK USING THIS SENSOR

Country Status (1)

Country Link
FR (1) FR2772917B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2895795B1 (en) * 2005-12-30 2008-05-16 Victor Jean Ballestra LEVEL ALARM DEVICE FOR POSITIONING ON A LIQUID-CONTAINING RESERVOIR FOR TRANSMITTING AN ALARM WHEN THE LIQUID LEVEL EXCEEDES A PREDETERMINED MAXIMUM LEVEL
ES2338735B1 (en) * 2008-03-12 2011-02-10 Piscis System, S.L. SYSTEM FOR WATER RECOVERY.
EP2584109B1 (en) * 2011-10-19 2016-02-17 Grundfos Holding A/S Fill level sensor
CN109645824A (en) * 2017-10-12 2019-04-19 佛山市顺德区美的饮水机制造有限公司 Liquid level detection device and water dispenser with it
CN114018361A (en) * 2021-11-05 2022-02-08 大唐湘潭发电有限责任公司 Liquid level measurement method for slag vessel of scraper slag conveyor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2032178A (en) * 1978-10-17 1980-04-30 Lucas Industries Ltd Fluid Level Indicating Devices
DE3227905A1 (en) * 1982-07-26 1984-04-26 Bauknecht Hausgeräte GmbH, 7000 Stuttgart Device for the determination of the liquid level in the vat of a water-using household appliance
FR2608758A1 (en) * 1984-11-19 1988-06-24 Seurin Henri Level-detector and alarm bath accessory device
IT1231692B (en) * 1989-05-25 1991-12-19 Lai Salvatore PNEUMATIC DEVICE TO DETECT THE WATER LEVEL OF A WATER COLUMN CONTINUOUSLY, AND AUTOMATICALLY COMMAND THE STARTING AND STOPPING OF AN ELECTRIC PUMP, AT THE MAXIMUM AND MINIMUM LEVEL POSITIONS PROGRAMMED
US5105662A (en) * 1991-04-08 1992-04-21 Bindicator Company Liquid level measurement system
DE19515366C2 (en) * 1994-05-06 1998-07-23 Laszlo Vari Operating method and control device for a rainwater utilization system
FR2719922B1 (en) * 1994-05-10 1996-06-28 Esswein Sa Liquid level control device.

Also Published As

Publication number Publication date
FR2772917A1 (en) 1999-06-25

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090831