ZA76169B - Monitoring the level of liquid in a vessel - Google Patents

Monitoring the level of liquid in a vessel

Info

Publication number
ZA76169B
ZA76169B ZA00760169A ZA76169A ZA76169B ZA 76169 B ZA76169 B ZA 76169B ZA 00760169 A ZA00760169 A ZA 00760169A ZA 76169 A ZA76169 A ZA 76169A ZA 76169 B ZA76169 B ZA 76169B
Authority
ZA
South Africa
Prior art keywords
vessel
monitoring
liquid
level
Prior art date
Application number
ZA00760169A
Other languages
English (en)
Inventor
H Glaser
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of ZA76169B publication Critical patent/ZA76169B/xx

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
    • G01F23/24—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 resistance of resistors due to contact with conductor fluid
    • G01F23/246—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 resistance of resistors due to contact with conductor fluid thermal devices
    • G01F23/247—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 resistance of resistors due to contact with conductor fluid thermal devices for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
ZA00760169A 1975-03-10 1976-01-13 Monitoring the level of liquid in a vessel ZA76169B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2510356A DE2510356C2 (de) 1975-03-10 1975-03-10 Einrichtung zur Überwachung des Flüssigkeitsstandes in einem Behälter

Publications (1)

Publication Number Publication Date
ZA76169B true ZA76169B (en) 1976-12-29

Family

ID=5940916

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00760169A ZA76169B (en) 1975-03-10 1976-01-13 Monitoring the level of liquid in a vessel

Country Status (14)

Country Link
US (1) US4053874A (ja)
JP (1) JPS6018924B2 (ja)
BE (1) BE839312A (ja)
BR (1) BR7601006A (ja)
CA (1) CA1053772A (ja)
CH (1) CH591683A5 (ja)
DE (1) DE2510356C2 (ja)
FR (1) FR2304063A1 (ja)
GB (1) GB1536894A (ja)
IN (1) IN142779B (ja)
IT (1) IT1056854B (ja)
SE (1) SE411956B (ja)
SU (1) SU625636A3 (ja)
ZA (1) ZA76169B (ja)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4224606A (en) * 1979-03-21 1980-09-23 Honeywell Inc. Fluid level detector test switch
CA1149459A (en) * 1980-01-07 1983-07-05 Juergen F. Schmelzer Measuring the moisture content of materials
US4418035A (en) * 1981-05-27 1983-11-29 Scandpower, Inc. Coolant condition monitor for nuclear power reactor
US4406011A (en) * 1981-06-16 1983-09-20 Burns Thomas J Gamma thermometer based reactor core liquid level detector
CA1169947A (en) * 1981-08-20 1984-06-26 Howard R. Braun Liquid nitrogen level controller
US4521373A (en) * 1982-08-23 1985-06-04 General Electric Company Liquid level sensor
AT383677B (de) * 1983-10-07 1987-08-10 Kessel Loos Kg Bischofshofen Pruefeinrichtung zur ueberpruefung einer fluessigkeitsmangelsicherung
US4564834A (en) * 1983-10-11 1986-01-14 General Motors Corporation Thermal liquid level detector
IT8353823V0 (it) * 1983-10-14 1983-10-14 Foredit Spa Dispositivo misuratore di livello per liquidi particolarmente per la rilevazione del livello del lubrificante in motori a combustione interna
DE3408824A1 (de) * 1984-03-10 1985-09-12 Vdo Adolf Schindling Ag, 6000 Frankfurt Schaltungsanordnung zur elektrothermischen, umgebungstemperatur-kompensierten fuellstandsmessung
US4609913A (en) * 1985-02-22 1986-09-02 Wickes Manufacturing Company Fluid level sensor
US5117216A (en) * 1986-04-23 1992-05-26 Fluid Components, Inc. Distributed RTD
US5167153A (en) * 1986-04-23 1992-12-01 Fluid Components, Inc. Method of measuring physical phenomena using a distributed RTD
DE3668238D1 (de) * 1986-10-08 1990-02-15 Kurt Becker Verfahren und instrument zur ueberwachung des kuehlungszustandes in einem leichtwasserreaktor.
US4742244A (en) * 1986-10-15 1988-05-03 Itt Avionics Electronic float switch apparatus
US4771271A (en) * 1987-03-11 1988-09-13 Ford Motor Company Silicon based low level liquid sensor having a fast response time
US5201223A (en) * 1988-05-02 1993-04-13 Fluid Components, Inc. Method of sensing fluid flow and level employing a heated extended resistance temperature sensor
US4994780A (en) * 1988-05-02 1991-02-19 Fluid Components, Inc. Heated extended resistance temperature sensor, apparatus for sensing and method of making same
US5152049A (en) * 1988-05-02 1992-10-06 Fluid Components, Inc. Method of making a heated extended resistance temperature sensor
US5134772A (en) * 1988-05-02 1992-08-04 Fluid Components, Inc. Method of making a U-shaped heated extended resistance temperature sensor
US5111692A (en) * 1990-03-27 1992-05-12 Fluid Components, Inc. Temperature compensated liquid level and fluid flow sensor
US5438866A (en) * 1990-06-25 1995-08-08 Fluid Components, Inc. Method of making average mass flow velocity measurements employing a heated extended resistance temperature sensor
US5228340A (en) * 1991-05-01 1993-07-20 Yazaki Corporation Method and apparatus for heat radiating type level sensor measurement of liquid level
US5210769A (en) * 1991-12-30 1993-05-11 The Great American Company Liquid level measuring system
US5434555A (en) * 1993-05-17 1995-07-18 Magnetrol International, Inc. Thermal dispersion switch with self test circuit
JPH07199636A (ja) * 1993-12-28 1995-08-04 Fujitsu Ltd トナーの残量検出装置
US6422088B1 (en) 1999-09-24 2002-07-23 Denso Corporation Sensor failure or abnormality detecting system incorporated in a physical or dynamic quantity detecting apparatus
US6767141B1 (en) * 2000-12-04 2004-07-27 Optical Communication Products, Inc. Optical interface unit
CN108107929B (zh) * 2018-02-06 2023-11-10 欣灵电气股份有限公司 液位控制器
CN112325978B (zh) * 2020-10-28 2024-04-12 苏州贝康智能制造有限公司 一种电阻式液位检测系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE613746C (de) * 1929-01-17 1935-05-24 Arthur Snow Dekadenwiderstand fuer Wheatstonesche Bruecken, insbesondere fuer elektrische Temperaturmessung mit Widerstandsthermometern
DE2256197C2 (de) * 1972-11-16 1974-03-07 Danfoss A/S, Nordborg (Daenemark) Meßwertumformer mit einem Kompensationsbrückenkreis
US3922658A (en) * 1974-12-04 1975-11-25 Bendix Corp Fluid level monitor

Also Published As

Publication number Publication date
GB1536894A (en) 1978-12-29
US4053874A (en) 1977-10-11
FR2304063B1 (ja) 1980-12-05
SE7602752L (sv) 1976-09-13
SE411956B (sv) 1980-02-11
CA1053772A (en) 1979-05-01
BE839312A (fr) 1976-07-01
IN142779B (ja) 1977-08-27
BR7601006A (pt) 1976-09-14
DE2510356A1 (de) 1976-09-16
CH591683A5 (ja) 1977-09-30
JPS6018924B2 (ja) 1985-05-13
SU625636A3 (ru) 1978-09-25
FR2304063A1 (fr) 1976-10-08
JPS51113758A (en) 1976-10-07
DE2510356C2 (de) 1984-03-15
IT1056854B (it) 1982-02-20

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