FI823509A7 - Pietsosähköinen paineen tunnistin. - Google Patents

Pietsosähköinen paineen tunnistin. Download PDF

Info

Publication number
FI823509A7
FI823509A7 FI823509A FI823509A FI823509A7 FI 823509 A7 FI823509 A7 FI 823509A7 FI 823509 A FI823509 A FI 823509A FI 823509 A FI823509 A FI 823509A FI 823509 A7 FI823509 A7 FI 823509A7
Authority
FI
Finland
Prior art keywords
pressure sensor
piezoelectric pressure
piezoelectric
sensor
pressure
Prior art date
Application number
FI823509A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI823509L (fi
FI823509A0 (fi
Inventor
Brian Joseph Burlage
David Eugene Wiklund
Gary Alan Lenz
Original Assignee
Fisher Controls International 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 Fisher Controls International Inc filed Critical Fisher Controls International Inc
Publication of FI823509A0 publication Critical patent/FI823509A0/fi
Publication of FI823509L publication Critical patent/FI823509L/fi
Publication of FI823509A7 publication Critical patent/FI823509A7/fi

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
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • G01L9/0022—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3259—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Volume Flow (AREA)
FI823509A 1981-10-15 1982-10-14 Pietsosähköinen paineen tunnistin. FI823509A7 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31154281A 1981-10-15 1981-10-15

Publications (3)

Publication Number Publication Date
FI823509A0 FI823509A0 (fi) 1982-10-14
FI823509L FI823509L (fi) 1983-04-16
FI823509A7 true FI823509A7 (fi) 1983-04-16

Family

ID=23207374

Family Applications (1)

Application Number Title Priority Date Filing Date
FI823509A FI823509A7 (fi) 1981-10-15 1982-10-14 Pietsosähköinen paineen tunnistin.

Country Status (9)

Country Link
EP (1) EP0077764A1 (show.php)
JP (1) JPS5876719A (show.php)
AU (1) AU553031B2 (show.php)
CA (1) CA1183011A (show.php)
FI (1) FI823509A7 (show.php)
IL (1) IL66993A (show.php)
IN (1) IN157430B (show.php)
MX (1) MX152338A (show.php)
ZA (1) ZA827526B (show.php)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1130459A (zh) * 1993-09-01 1996-09-04 诺尔斯电子有限公司 用于助听器的听音器
GB0212739D0 (en) * 2002-05-31 2002-07-10 Univ Sussex Improvements in or relating to the measurement of two-phase fluid flow
US9341505B2 (en) 2014-05-09 2016-05-17 Rosemount Inc. Anomaly fluid detection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6032809B2 (ja) * 1977-06-01 1985-07-30 横河電機株式会社 流速流量測定装置
US4165654A (en) * 1978-04-14 1979-08-28 Hammitt Frederick G High response rate pressure pulse sensing probe with wide temperature range applicability
DE2832142C2 (de) * 1978-07-21 1983-02-10 Siemens AG, 1000 Berlin und 8000 München Strömungsmeßeinrichtung nach dem Prinzip der Kármán'schen Wirbelstraße
JPS55152422A (en) * 1979-05-18 1980-11-27 Tokico Ltd Detector for velocity of flow and flow rate

Also Published As

Publication number Publication date
AU8935382A (en) 1984-04-19
MX152338A (es) 1985-06-28
FI823509L (fi) 1983-04-16
FI823509A0 (fi) 1982-10-14
IN157430B (show.php) 1986-03-29
CA1183011A (en) 1985-02-26
EP0077764A1 (en) 1983-04-27
JPS5876719A (ja) 1983-05-09
ZA827526B (en) 1983-11-30
AU553031B2 (en) 1986-07-03
IL66993A0 (en) 1983-02-23
IL66993A (en) 1986-08-31

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: FISHER CONTROLS INTERNATIONAL, INC.