DE602008005476D1 - Verbesserte differenzdrucksensorisolation in einem prozessfluiddrucksender - Google Patents

Verbesserte differenzdrucksensorisolation in einem prozessfluiddrucksender

Info

Publication number
DE602008005476D1
DE602008005476D1 DE602008005476T DE602008005476T DE602008005476D1 DE 602008005476 D1 DE602008005476 D1 DE 602008005476D1 DE 602008005476 T DE602008005476 T DE 602008005476T DE 602008005476 T DE602008005476 T DE 602008005476T DE 602008005476 D1 DE602008005476 D1 DE 602008005476D1
Authority
DE
Germany
Prior art keywords
differential pressure
sensor
process fluid
inlet
sensorization
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.)
Active
Application number
DE602008005476T
Other languages
English (en)
Inventor
Mark G Romo
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.)
Rosemount Inc
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 DE602008005476D1 publication Critical patent/DE602008005476D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms
    • G01L13/026—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms involving double diaphragm
    • 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
    • G01L19/04—Means for compensating for effects of changes of temperature, i.e. other than electric compensation
    • 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
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0627—Protection against aggressive medium in general
    • G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
DE602008005476T 2007-09-20 2008-09-04 Verbesserte differenzdrucksensorisolation in einem prozessfluiddrucksender Active DE602008005476D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/903,068 US7624642B2 (en) 2007-09-20 2007-09-20 Differential pressure sensor isolation in a process fluid pressure transmitter
PCT/US2008/075194 WO2009038979A1 (en) 2007-09-20 2008-09-04 Improved differential pressure sensor isolation in a process fluid pressure transmitter

Publications (1)

Publication Number Publication Date
DE602008005476D1 true DE602008005476D1 (de) 2011-04-21

Family

ID=39832566

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008005476T Active DE602008005476D1 (de) 2007-09-20 2008-09-04 Verbesserte differenzdrucksensorisolation in einem prozessfluiddrucksender

Country Status (7)

Country Link
US (1) US7624642B2 (de)
EP (1) EP2191249B1 (de)
JP (1) JP5140732B2 (de)
CN (1) CN101802581B (de)
AT (1) ATE501423T1 (de)
DE (1) DE602008005476D1 (de)
WO (1) WO2009038979A1 (de)

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US9459170B2 (en) 2013-09-26 2016-10-04 Rosemount Inc. Process fluid pressure sensing assembly for pressure transmitters subjected to high working pressure
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JP6478776B2 (ja) * 2015-04-10 2019-03-06 株式会社日立製作所 圧力伝送装置
WO2017015322A1 (en) * 2015-07-20 2017-01-26 Haemonetics Corporation System and method for measuring pressure of fluid flow
JP6659834B2 (ja) * 2015-09-30 2020-03-04 ローズマウント インコーポレイテッド 過圧保護付き圧力送信器
US10126193B2 (en) * 2016-01-19 2018-11-13 Rosemount Aerospace Inc. Compact or miniature high temperature differential pressure sensor capsule
US20170350782A1 (en) * 2016-06-03 2017-12-07 Honeywell International Inc. Fill fluid thermal expansion compensation for pressure sensors
JP2018159593A (ja) * 2017-03-22 2018-10-11 アズビル株式会社 差圧センサチップ、差圧発信器、および差圧センサチップの製造方法
US10627302B2 (en) * 2017-06-16 2020-04-21 Rosemount Inc. Pressure sensor module for high working pressure applications
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Also Published As

Publication number Publication date
ATE501423T1 (de) 2011-03-15
EP2191249A1 (de) 2010-06-02
JP2010540903A (ja) 2010-12-24
EP2191249B1 (de) 2011-03-09
CN101802581B (zh) 2014-04-23
CN101802581A (zh) 2010-08-11
US20090078054A1 (en) 2009-03-26
JP5140732B2 (ja) 2013-02-13
WO2009038979A1 (en) 2009-03-26
US7624642B2 (en) 2009-12-01

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