IL103209A - Method and device for compensating for temperature and production capacity in a capacitive pressure transmission with a double plate - Google Patents

Method and device for compensating for temperature and production capacity in a capacitive pressure transmission with a double plate

Info

Publication number
IL103209A
IL103209A IL10320992A IL10320992A IL103209A IL 103209 A IL103209 A IL 103209A IL 10320992 A IL10320992 A IL 10320992A IL 10320992 A IL10320992 A IL 10320992A IL 103209 A IL103209 A IL 103209A
Authority
IL
Israel
Prior art keywords
capacitance
module
compensating
pressure differential
pressure
Prior art date
Application number
IL10320992A
Other languages
English (en)
Hebrew (he)
Other versions
IL103209A0 (en
Original Assignee
Rosemount Inc
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 Rosemount Inc filed Critical Rosemount Inc
Publication of IL103209A0 publication Critical patent/IL103209A0/xx
Publication of IL103209A publication Critical patent/IL103209A/en

Links

Classifications

    • 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
    • G01L9/12—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 capacitance, i.e. electric circuits therefor
    • G01L9/125—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 capacitance, i.e. electric circuits therefor with temperature compensating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
IL10320992A 1991-10-18 1992-09-17 Method and device for compensating for temperature and production capacity in a capacitive pressure transmission with a double plate IL103209A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/775,311 US5237285A (en) 1991-10-18 1991-10-18 Method and apparatus for capacitance temperature compensation and manufacturability in a dual plate capacitive pressure transmitter

Publications (2)

Publication Number Publication Date
IL103209A0 IL103209A0 (en) 1993-02-21
IL103209A true IL103209A (en) 1994-04-12

Family

ID=25104014

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10320992A IL103209A (en) 1991-10-18 1992-09-17 Method and device for compensating for temperature and production capacity in a capacitive pressure transmission with a double plate

Country Status (21)

Country Link
US (2) US5237285A (ru)
EP (1) EP0608355B1 (ru)
JP (1) JP3233404B2 (ru)
KR (1) KR100196808B1 (ru)
AU (1) AU662934B2 (ru)
BR (1) BR9206643A (ru)
CA (1) CA2119437A1 (ru)
DE (1) DE69229871D1 (ru)
EG (1) EG20331A (ru)
FI (1) FI941751A (ru)
HK (1) HK1009985A1 (ru)
HU (1) HU216666B (ru)
IL (1) IL103209A (ru)
MX (1) MX9205753A (ru)
MY (1) MY108023A (ru)
NO (1) NO941362L (ru)
RU (1) RU2108556C1 (ru)
SG (1) SG49261A1 (ru)
TW (1) TW287284B (ru)
WO (1) WO1993008479A1 (ru)
ZA (1) ZA927996B (ru)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5540086A (en) * 1994-08-30 1996-07-30 Kavlico Corporation Oil deterioration sensor
US5824889A (en) * 1997-03-06 1998-10-20 Kavlico Corporation Capacitive oil deterioration and contamination sensor
US5942692A (en) * 1997-04-10 1999-08-24 Mks Instruments, Inc. Capacitive pressure sensing method and apparatus avoiding interelectrode capacitance by driving with in-phase excitation signals
US5929754A (en) * 1997-12-03 1999-07-27 Kavlico Corporation High-sensitivity capacitive oil deterioration and level sensor
US6035694A (en) * 1999-03-12 2000-03-14 I/O Of Austin, Inc. Method and apparatus for calibration of stray capacitance mismatch in a closed loop electro-mechanical accelerometer
US6813954B2 (en) * 2001-05-25 2004-11-09 Panametrics, Inc. High sensitivity pressure sensor with long term stability
US20090015269A1 (en) * 2007-07-13 2009-01-15 Pinto Gino A Stray Capacitance Compensation for a Capacitive Sensor
JP5136593B2 (ja) * 2010-05-21 2013-02-06 横河電機株式会社 分析装置
RU208475U1 (ru) * 2021-09-22 2021-12-21 Акционерное общество "Научно-исследовательский институт физических измерений" Емкостный датчик давления

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516132A (en) * 1968-04-08 1970-06-23 Gen Electric Process for producing cryogenic capacitors
US3519923A (en) * 1968-04-16 1970-07-07 United Aircraft Corp Capacitive transducer system independent of stray capacitance
US3949280A (en) * 1975-02-18 1976-04-06 Mitsumi Electric Co., Ltd. Miniature variable capacitor and method of manufacture
US4145619A (en) * 1976-12-03 1979-03-20 Robertshaw Controls Company Two wire capacitance transmitter
GB2048488B (en) * 1979-04-26 1983-04-27 Rosemount Eng Co Ltd Differential pressure sensing apparatus
US4370890A (en) * 1980-10-06 1983-02-01 Rosemount Inc. Capacitive pressure transducer with isolated sensing diaphragm
US4403297A (en) * 1981-01-02 1983-09-06 Loveland Controls Company Process control system prover
US4392382A (en) * 1981-03-09 1983-07-12 Motorola Inc. Linearized electronic capacitive pressure transducer
US4386312A (en) * 1981-04-24 1983-05-31 Setra Systems, Inc. Linear capacitive sensor system
US4626773A (en) * 1984-10-26 1986-12-02 Exxon Production Research Co. Method and means for determining rock properties using time-domain dielectric spectroscopy
US4763063A (en) * 1985-07-26 1988-08-09 Allied-Signal Inc. Compact digital pressure sensor circuitry
US4780662A (en) * 1987-03-16 1988-10-25 Westinghouse Electric Corp. Determining eccentricity of insulated wire
US4816744A (en) * 1987-05-18 1989-03-28 Laser Metric Systems, Inc. Method and device for measuring inside diameters using a laser interferometer and capacitance measurements
US4961055A (en) * 1989-01-04 1990-10-02 Vickers, Incorporated Linear capacitance displacement transducer
GB2229004B (en) * 1989-03-07 1993-09-29 Rolls Royce Plc Improvements in or relating to gas turbine engine tip clearance sensors
US5136250A (en) * 1989-04-28 1992-08-04 Seagate Technology, Inc. Capacitance height gauge
US5065611A (en) * 1989-08-15 1991-11-19 The Foxboro Company System for calibrating the span of pressure measuring instruments
US5070302A (en) * 1989-09-05 1991-12-03 Eastman Kodak Company Capacitance probe for measuring a width of a clearance between parts
DE3933512A1 (de) * 1989-10-06 1991-04-18 Endress Hauser Gmbh Co Differenzdruckmessgeraet
US5163326A (en) * 1991-03-08 1992-11-17 Rosemount Inc. Line pressure compensator for a pressure transducer
US5187985A (en) * 1991-09-19 1993-02-23 Honeywell Inc. Amplified pressure transducer

Also Published As

Publication number Publication date
RU2108556C1 (ru) 1998-04-10
MX9205753A (es) 1993-04-01
US5281922A (en) 1994-01-25
WO1993008479A1 (en) 1993-04-29
TW287284B (ru) 1996-10-01
US5237285A (en) 1993-08-17
EG20331A (en) 1998-10-31
SG49261A1 (en) 1998-05-18
JP3233404B2 (ja) 2001-11-26
HU9401103D0 (en) 1994-08-29
CA2119437A1 (en) 1993-04-29
HK1009985A1 (en) 1999-06-11
EP0608355A1 (en) 1994-08-03
HUT68107A (en) 1995-05-29
MY108023A (en) 1996-07-30
KR100196808B1 (ko) 1999-06-15
BR9206643A (pt) 1995-04-04
JPH07500188A (ja) 1995-01-05
AU662934B2 (en) 1995-09-21
NO941362L (no) 1994-06-08
EP0608355B1 (en) 1999-08-25
IL103209A0 (en) 1993-02-21
ZA927996B (en) 1994-04-18
HU216666B (hu) 1999-08-30
EP0608355A4 (en) 1996-04-10
FI941751A0 (fi) 1994-04-15
NO941362D0 (no) 1994-04-15
DE69229871D1 (de) 1999-09-30
FI941751A (fi) 1994-04-15
AU2793592A (en) 1993-05-21

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Legal Events

Date Code Title Description
KB Patent renewed
RH1 Patent not in force