DE69102485D1 - Hydrostatischer Druckwandler. - Google Patents

Hydrostatischer Druckwandler.

Info

Publication number
DE69102485D1
DE69102485D1 DE69102485T DE69102485T DE69102485D1 DE 69102485 D1 DE69102485 D1 DE 69102485D1 DE 69102485 T DE69102485 T DE 69102485T DE 69102485 T DE69102485 T DE 69102485T DE 69102485 D1 DE69102485 D1 DE 69102485D1
Authority
DE
Germany
Prior art keywords
pressure transducer
hydrostatic pressure
hydrostatic
transducer
pressure
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
DE69102485T
Other languages
English (en)
Other versions
DE69102485T2 (de
Inventor
Vincent Mosser
Jean-Louis Robert
Sylvie Contreras
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.)
Schlumberger SA
Original Assignee
Schlumberger SA
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 Schlumberger SA filed Critical Schlumberger SA
Publication of DE69102485D1 publication Critical patent/DE69102485D1/de
Application granted granted Critical
Publication of DE69102485T2 publication Critical patent/DE69102485T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0092—Pressure sensor associated with other sensors, e.g. for measuring acceleration or temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/02—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
    • G01L9/04—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges
    • G01L9/045—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges with electric temperature compensating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Measuring Fluid Pressure (AREA)
  • Pressure Sensors (AREA)
DE69102485T 1990-04-27 1991-04-17 Hydrostatischer Druckwandler. Expired - Fee Related DE69102485T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9005371A FR2661558B1 (fr) 1990-04-27 1990-04-27 Transducteur de pression hydrostatique.

Publications (2)

Publication Number Publication Date
DE69102485D1 true DE69102485D1 (de) 1994-07-21
DE69102485T2 DE69102485T2 (de) 1995-01-19

Family

ID=9396145

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69102485T Expired - Fee Related DE69102485T2 (de) 1990-04-27 1991-04-17 Hydrostatischer Druckwandler.

Country Status (4)

Country Link
US (1) US5187984A (de)
EP (1) EP0454544B1 (de)
DE (1) DE69102485T2 (de)
FR (1) FR2661558B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5388451A (en) * 1993-07-30 1995-02-14 Consolidated Electronics Inc. High voltage transmission switching apparatus with gas monitoring device
DE9415089U1 (de) * 1994-09-17 1996-02-01 Bosch Gmbh Robert Zentralheizungsanlage
FR2766919B1 (fr) * 1997-07-30 1999-10-15 Schlumberger Services Petrol Transducteur de pression hydrostatique et/ou de temperature
JP2001201414A (ja) * 2000-01-20 2001-07-27 Smc Corp 複合センサ及び複合センサを備えたフローコントローラ
US20040025598A1 (en) * 2000-09-21 2004-02-12 Festo Ag & Co. Integrated fluid sensing device
US6769299B2 (en) * 2003-01-08 2004-08-03 Fetso Corporation Integral dual technology flow sensor
US6901794B2 (en) * 2003-10-16 2005-06-07 Festo Corporation Multiple technology flow sensor
US8490497B2 (en) * 2010-03-25 2013-07-23 University Of Southern California Microelectromechanical (MEMS) pressure transducer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3034345A (en) * 1959-05-19 1962-05-15 Bell Telephone Labor Inc Gauges using piezoresistive elements
US3443167A (en) * 1965-08-27 1969-05-06 Bell & Howell Co Strain gage
DE3211968A1 (de) * 1982-03-31 1983-10-13 Siemens AG, 1000 Berlin und 8000 München Drucksensor
US4554927A (en) * 1983-08-30 1985-11-26 Thermometrics Inc. Pressure and temperature sensor
CH665028A5 (de) * 1984-11-19 1988-04-15 Sprecher Energie Ag Einrichtung zur ueberwachung der dichte eines gasfoermigen mediums in einem geschlossenen raum.
FR2629640B1 (fr) * 1988-03-30 1991-12-13 Schlumberger Ind Sa Transducteur de pression hydrostatique a correction de temperature
JP2544435B2 (ja) * 1988-04-06 1996-10-16 株式会社日立製作所 多機能センサ

Also Published As

Publication number Publication date
EP0454544A1 (de) 1991-10-30
EP0454544B1 (de) 1994-06-15
DE69102485T2 (de) 1995-01-19
US5187984A (en) 1993-02-23
FR2661558A1 (fr) 1991-10-31
FR2661558B1 (fr) 1992-07-31

Similar Documents

Publication Publication Date Title
DE69111337D1 (de) Druckmassfühler.
DE69109923D1 (de) Ultraschallwandleranordnung.
DE69015984D1 (de) Piezoelektrischer Druckwandler.
DE69115141T2 (de) Oberflächenkontaktdruckwandler.
DE69019337D1 (de) Druckverstärker.
NO912663D0 (no) Fluidumsisolert selvkompenserende absolutt-trykks sensor-transducer.
DE69104255T2 (de) Magnetoresistiver Druckaufnehmer.
DE69110311T2 (de) Fluiddruckregler.
ATE126389T1 (de) Differenzdruckmesswandler.
DE69108305D1 (de) Druckgerät.
DE69015704D1 (de) Hermetischer Druckwandler.
DE68912093T2 (de) Magnetostriktiver Druckwandler.
DE69104430T2 (de) Miniatur-Druckwandler.
DE69100307T2 (de) Vordruck-Handpumpe.
DE69106411D1 (de) Piezoelektrischer Druckaufnehmer.
DE69214211T2 (de) Druckwandler
DE69102485D1 (de) Hydrostatischer Druckwandler.
DE69111783T2 (de) Druckbegrenzungsvorrichtung.
DE59009149D1 (de) Wandleranordnung.
RU1828999C (ru) Датчик давлени
DE59103069D1 (de) Differenzdruckmesser.
ITRE910062A1 (it) Trasduttore di pressione differianzale.
DE3884052T2 (de) Druckwandler.
ATE94641T1 (de) Druckwandler.
ATE89415T1 (de) Druckwandler.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee