GB9200407D0 - System for measuring two variable quantities - Google Patents

System for measuring two variable quantities

Info

Publication number
GB9200407D0
GB9200407D0 GB9200407A GB9200407A GB9200407D0 GB 9200407 D0 GB9200407 D0 GB 9200407D0 GB 9200407 A GB9200407 A GB 9200407A GB 9200407 A GB9200407 A GB 9200407A GB 9200407 D0 GB9200407 D0 GB 9200407D0
Authority
GB
United Kingdom
Prior art keywords
measuring
variable quantities
quantities
variable
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.)
Withdrawn
Application number
GB9200407A
Other versions
GB2251948A (en
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.)
GKN Aerospace Services Ltd
Original Assignee
Westland Aerostructures Ltd
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 Westland Aerostructures Ltd filed Critical Westland Aerostructures Ltd
Publication of GB9200407D0 publication Critical patent/GB9200407D0/en
Publication of GB2251948A publication Critical patent/GB2251948A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
    • G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/02—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation
    • G01D3/022—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation having an ideal characteristic, map or correction data stored in a digital memory
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/028—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure
    • G01D3/036—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure on measuring arrangements themselves
    • G01D3/0365—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure on measuring arrangements themselves the undesired influence being measured using a separate sensor, which produces an influence related signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2268—Arrangements for correcting or for compensating unwanted effects
    • G01L1/2281—Arrangements for correcting or for compensating unwanted effects for temperature variations
    • 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
    • G01L9/02—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
    • G01L9/06—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 piezo-resistive devices
    • G01L9/065—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 piezo-resistive devices with temperature compensating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Technology Law (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Measuring Fluid Pressure (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
GB9200407A 1991-01-12 1992-01-09 System for measuring two variable quantities Withdrawn GB2251948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9100708A GB9100708D0 (en) 1991-01-12 1991-01-12 System for measuring two variable quantities

Publications (2)

Publication Number Publication Date
GB9200407D0 true GB9200407D0 (en) 1992-02-26
GB2251948A GB2251948A (en) 1992-07-22

Family

ID=10688369

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9100708A Pending GB9100708D0 (en) 1991-01-12 1991-01-12 System for measuring two variable quantities
GB9200407A Withdrawn GB2251948A (en) 1991-01-12 1992-01-09 System for measuring two variable quantities

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9100708A Pending GB9100708D0 (en) 1991-01-12 1991-01-12 System for measuring two variable quantities

Country Status (2)

Country Link
FR (1) FR2671651A1 (en)
GB (2) GB9100708D0 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6198275B1 (en) 1995-06-07 2001-03-06 American Electronic Components Electronic circuit for automatic DC offset compensation for a linear displacement sensor
US5757181A (en) * 1992-06-22 1998-05-26 Durakool Incorporated Electronic circuit for automatically compensating for errors in a sensor with an analog output signal
US5379639A (en) * 1992-12-10 1995-01-10 Alliedsignal Inc. Combined force transducer and temperature sensor
GB2285865A (en) * 1994-01-14 1995-07-26 Westland Aerospace Ltd Strain measurement system
US6285958B1 (en) 1998-02-12 2001-09-04 American Electronic Components, Inc. Electronic circuit for automatic compensation of a sensor output signal
US6703827B1 (en) 2000-06-22 2004-03-09 American Electronics Components, Inc. Electronic circuit for automatic DC offset compensation for a linear displacement sensor
US6667682B2 (en) 2001-12-26 2003-12-23 Honeywell International Inc. System and method for using magneto-resistive sensors as dual purpose sensors
US7243541B1 (en) 2006-03-30 2007-07-17 Honeywell International Inc. Combi-sensor for measuring multiple measurands in a common package
DE102006030616A1 (en) 2006-07-03 2008-01-17 Valeo Schalter Und Sensoren Gmbh Interface device
DE102008013427A1 (en) * 2008-03-10 2009-11-05 Siemens Aktiengesellschaft Arrangement for measuring a current intensity, switching arrangement and method for measuring a current intensity
DK177628B1 (en) * 2012-04-13 2013-12-16 Pr Electronics As System for linear interpolation in multiple dimensions
US9429479B2 (en) * 2012-07-18 2016-08-30 Millar Instruments Methods, devices, and systems which determine a parameter value of an object or an environment from a voltage reading associated with a common mode signal of a balanced circuit
US11877864B2 (en) 2019-05-29 2024-01-23 Measurement Specialties, Inc. Voltage nulling pressure sensor preamp
US11714015B1 (en) * 2022-03-29 2023-08-01 Rosemount Aerospace Inc. Method for thermoelectric effect error correction

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1591620A (en) * 1976-12-21 1981-06-24 Nat Res Dev Signal-conditioning circuits
US4192005A (en) * 1977-11-21 1980-03-04 Kulite Semiconductor Products, Inc. Compensated pressure transducer employing digital processing techniques
FR2545605B1 (en) * 1983-05-03 1985-10-11 Sedeme MEASUREMENT DEVICE WITH STRAIN GAUGES, PARTICULARLY FOR PRESSURE MEASUREMENT
US4659235A (en) * 1985-04-16 1987-04-21 Borg-Warner Automotive, Inc. Fluid pressure sensor with temperature indication
GB8705192D0 (en) * 1987-03-05 1987-04-08 Secr Defence Transducer signal conditioner
FR2615618B1 (en) * 1987-05-22 1990-11-30 Crouzet Sa DIGITAL COMPENSATION PRESSURE SENSOR

Also Published As

Publication number Publication date
GB2251948A (en) 1992-07-22
FR2671651A1 (en) 1992-07-17
GB9100708D0 (en) 1991-02-27

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)