NL8002951A - Capacitieve meetinrichting. - Google Patents

Capacitieve meetinrichting. Download PDF

Info

Publication number
NL8002951A
NL8002951A NL8002951A NL8002951A NL8002951A NL 8002951 A NL8002951 A NL 8002951A NL 8002951 A NL8002951 A NL 8002951A NL 8002951 A NL8002951 A NL 8002951A NL 8002951 A NL8002951 A NL 8002951A
Authority
NL
Netherlands
Prior art keywords
probe
measuring
housing
bore
pipe part
Prior art date
Application number
NL8002951A
Other languages
English (en)
Dutch (nl)
Original Assignee
Gebhard Electro B V
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 Gebhard Electro B V filed Critical Gebhard Electro B V
Priority to NL8002951A priority Critical patent/NL8002951A/nl
Priority to JP56501827A priority patent/JPS57501044A/ja
Priority to PCT/NL1981/000014 priority patent/WO1982000517A1/en
Priority to EP81200553A priority patent/EP0040888B1/en
Priority to DE8181200553T priority patent/DE3169798D1/de
Publication of NL8002951A publication Critical patent/NL8002951A/nl
Priority to DK23582A priority patent/DK23582A/da
Priority to NO820174A priority patent/NO820174L/no

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
    • G01F23/26—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
    • G01F23/263—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 by measuring variations in capacitance of capacitors
    • G01F23/268—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 by measuring variations in capacitance of capacitors mounting arrangements of probes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (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 By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • External Artificial Organs (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
NL8002951A 1980-05-21 1980-05-21 Capacitieve meetinrichting. NL8002951A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8002951A NL8002951A (nl) 1980-05-21 1980-05-21 Capacitieve meetinrichting.
JP56501827A JPS57501044A (da) 1980-05-21 1981-05-21
PCT/NL1981/000014 WO1982000517A1 (en) 1980-05-21 1981-05-21 Capacitive measuring device
EP81200553A EP0040888B1 (en) 1980-05-21 1981-05-21 Capacitive measuring device
DE8181200553T DE3169798D1 (en) 1980-05-21 1981-05-21 Capacitive measuring device
DK23582A DK23582A (da) 1980-05-21 1982-01-20 Kapacitivt maaleapparat
NO820174A NO820174L (no) 1980-05-21 1982-01-21 Anordning for kapasitiv maaling.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8002951A NL8002951A (nl) 1980-05-21 1980-05-21 Capacitieve meetinrichting.
NL8002951 1980-05-21

Publications (1)

Publication Number Publication Date
NL8002951A true NL8002951A (nl) 1981-12-16

Family

ID=19835340

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8002951A NL8002951A (nl) 1980-05-21 1980-05-21 Capacitieve meetinrichting.

Country Status (7)

Country Link
EP (1) EP0040888B1 (da)
JP (1) JPS57501044A (da)
DE (1) DE3169798D1 (da)
DK (1) DK23582A (da)
NL (1) NL8002951A (da)
NO (1) NO820174L (da)
WO (1) WO1982000517A1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852520A (ja) * 1981-09-25 1983-03-28 Tatsuno:Kk 液量測定装置
NO156305C (no) * 1982-09-17 1987-08-26 Tanksystem As Anordning for registrering av nivaa, overgangssoner og temperatur.
GB2142145A (en) * 1983-04-27 1985-01-09 Electronic Components Ltd Liquid level sensing apparatus
CH682845A5 (de) * 1991-10-15 1993-11-30 Hectronic Ag Kapazitive Niveaumess-Sonde sowie deren Verwendung.
NL9500217A (nl) * 1995-02-06 1996-09-02 Meridian Instr Bv Capacitieve meetinrichting.
CN1122824C (zh) * 1999-06-08 2003-10-01 赵明旭 自校准式电容液位计
DE102007037364A1 (de) * 2007-08-08 2009-02-12 Robert Bosch Gmbh Flüssigkeitssensor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE511252A (da) *
US2955466A (en) * 1955-12-01 1960-10-11 Robertshaw Fulton Controls Co Test probe
US3367183A (en) * 1964-05-19 1968-02-06 Pyrofax Gas Corp Apparatus for measuring liquid levels
US3958159A (en) * 1972-11-27 1976-05-18 Rauchwerger George P Capacitance probe and system for precision measurement of liquid level
DE2744864B2 (de) * 1977-10-05 1979-10-18 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Vorrichtung zur Befestigung einer Sonde in einer öffnung eines Behälters
US4208909A (en) * 1978-11-24 1980-06-24 Drexelbrook Controls, Inc. Admittance sensing probe having multiple sensing elements
GB2043256A (en) * 1979-02-22 1980-10-01 Bosch Gmbh Robert Rotation sensor

Also Published As

Publication number Publication date
DK23582A (da) 1982-01-22
DE3169798D1 (en) 1985-05-15
EP0040888B1 (en) 1985-04-10
EP0040888A1 (en) 1981-12-02
JPS57501044A (da) 1982-06-10
NO820174L (no) 1982-01-21
WO1982000517A1 (en) 1982-02-18

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BV The patent application has lapsed