DE69629211D1 - Pitotdurchflussmesser mit mittelwertdruck - Google Patents

Pitotdurchflussmesser mit mittelwertdruck

Info

Publication number
DE69629211D1
DE69629211D1 DE1996629211 DE69629211A DE69629211D1 DE 69629211 D1 DE69629211 D1 DE 69629211D1 DE 1996629211 DE1996629211 DE 1996629211 DE 69629211 A DE69629211 A DE 69629211A DE 69629211 D1 DE69629211 D1 DE 69629211D1
Authority
DE
Grant status
Grant
Patent type
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 - Lifetime
Application number
DE1996629211
Other languages
English (en)
Other versions
DE69629211T2 (de )
Inventor
E Wiklund
J Bischoff
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
Grant date

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
    • G01F1/05Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow by using mechanical effects
    • G01F1/34Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40Details or construction of the flow constriction devices
    • G01F1/46Pitot tubes
DE1996629211 1996-01-04 1996-12-31 Pitotdurchflussmesser mit mittelwertdruck Expired - Lifetime DE69629211D1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US08582905 US5817950A (en) 1996-01-04 1996-01-04 Flow measurement compensation technique for use with an averaging pitot tube type primary element
PCT/US1996/020898 WO1997025595A1 (en) 1996-01-04 1996-12-31 Flowmeter with pitot tube with average pressure

Publications (1)

Publication Number Publication Date
DE69629211D1 true DE69629211D1 (de) 2003-08-28

Family

ID=24330926

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1996629211 Expired - Lifetime DE69629211D1 (de) 1996-01-04 1996-12-31 Pitotdurchflussmesser mit mittelwertdruck
DE1996629211 Expired - Lifetime DE69629211T2 (de) 1996-01-04 1996-12-31 Pitotdurchflussmesser mit mittelwertdruck

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1996629211 Expired - Lifetime DE69629211T2 (de) 1996-01-04 1996-12-31 Pitotdurchflussmesser mit mittelwertdruck

Country Status (7)

Country Link
US (1) US5817950A (de)
EP (1) EP0871848B1 (de)
JP (1) JP4020433B2 (de)
CN (1) CN1105292C (de)
CA (1) CA2239497A1 (de)
DE (2) DE69629211D1 (de)
WO (1) WO1997025595A1 (de)

Families Citing this family (64)

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US6017143A (en) 1996-03-28 2000-01-25 Rosemount Inc. Device in a process system for detecting events
US6654697B1 (en) * 1996-03-28 2003-11-25 Rosemount Inc. Flow measurement with diagnostics
US6539267B1 (en) 1996-03-28 2003-03-25 Rosemount Inc. Device in a process system for determining statistical parameter
US8290721B2 (en) 1996-03-28 2012-10-16 Rosemount Inc. Flow measurement diagnostics
US7949495B2 (en) 1996-03-28 2011-05-24 Rosemount, Inc. Process variable transmitter with diagnostics
US6907383B2 (en) * 1996-03-28 2005-06-14 Rosemount Inc. Flow diagnostic system
US6601005B1 (en) 1996-11-07 2003-07-29 Rosemount Inc. Process device diagnostics using process variable sensor signal
US6519546B1 (en) 1996-11-07 2003-02-11 Rosemount Inc. Auto correcting temperature transmitter with resistance based sensor
US6754601B1 (en) 1996-11-07 2004-06-22 Rosemount Inc. Diagnostics for resistive elements of process devices
CA2249797C (en) * 1997-10-16 2001-03-27 Yasuo Yamamoto Fluid pressure detector and air flow rate measuring apparatus using same
US6611775B1 (en) 1998-12-10 2003-08-26 Rosemount Inc. Electrode leakage diagnostics in a magnetic flow meter
US6615149B1 (en) 1998-12-10 2003-09-02 Rosemount Inc. Spectral diagnostics in a magnetic flow meter
US6505517B1 (en) 1999-07-23 2003-01-14 Rosemount Inc. High accuracy signal processing for magnetic flowmeter
US6321166B1 (en) * 1999-08-05 2001-11-20 Russell N. Evans Noise reduction differential pressure measurement probe
US6701274B1 (en) 1999-08-27 2004-03-02 Rosemount Inc. Prediction of error magnitude in a pressure transmitter
US6311568B1 (en) 1999-09-13 2001-11-06 Rosemount, Inc. Process flow device with improved pressure measurement feature
US6543297B1 (en) 1999-09-13 2003-04-08 Rosemount Inc. Process flow plate with temperature measurement feature
US6425298B1 (en) 2000-02-17 2002-07-30 Westinghouse Savannah River Company, Llc Apparatus for passive removal of subsurface contaminants and volume flow measurement
DE60112266D1 (de) 2000-03-08 2005-09-01 Rosemount Inc Bidirektionaler differenzdruck- durchflusssensor
WO2001066954A3 (en) 2000-03-08 2002-01-10 Rosemount Inc Piston position measuring device
US20010037724A1 (en) 2000-03-08 2001-11-08 Schumacher Mark S. System for controlling hydraulic actuator
US6629059B2 (en) 2001-05-14 2003-09-30 Fisher-Rosemount Systems, Inc. Hand held diagnostic and communication device with automatic bus detection
US6588313B2 (en) 2001-05-16 2003-07-08 Rosemont Inc. Hydraulic piston position sensor
US6772036B2 (en) 2001-08-30 2004-08-03 Fisher-Rosemount Systems, Inc. Control system using process model
KR100432640B1 (ko) * 2001-12-05 2004-05-22 차은종 일회용 호흡관을 사용하는 호흡 유량 계측장치
US7284450B2 (en) * 2002-04-09 2007-10-23 Dieterich Standard, Inc. Averaging orifice primary flow element
US6935156B2 (en) * 2003-09-30 2005-08-30 Rosemount Inc. Characterization of process pressure sensor
US8112565B2 (en) 2005-06-08 2012-02-07 Fisher-Rosemount Systems, Inc. Multi-protocol field device interface with automatic bus detection
US20070068225A1 (en) 2005-09-29 2007-03-29 Brown Gregory C Leak detector for process valve
US7579947B2 (en) * 2005-10-19 2009-08-25 Rosemount Inc. Industrial process sensor with sensor coating detection
US7258000B2 (en) * 2005-11-11 2007-08-21 The Boeing Company Scanner and method for detecting pressures on a member
US7953501B2 (en) 2006-09-25 2011-05-31 Fisher-Rosemount Systems, Inc. Industrial process control loop monitor
US8788070B2 (en) 2006-09-26 2014-07-22 Rosemount Inc. Automatic field device service adviser
WO2008042290A3 (en) 2006-09-29 2008-07-24 Rosemount Inc Magnetic flowmeter with verification
DE102007030691A1 (de) 2007-06-30 2009-01-02 Endress + Hauser Flowtec Ag Meßsystem für ein in einer Prozeßleitung strömendes Medium
DE102007030700A1 (de) 2007-06-30 2009-05-07 Endress + Hauser Flowtec Ag Meßsystem für ein in einer Prozeßleitung strömendes Medium
DE102007030699A1 (de) 2007-06-30 2009-01-15 Endress + Hauser Flowtec Ag Meßsystem für ein in einer Prozeßleitung strömendes Medium
DE102007030690A1 (de) 2007-06-30 2009-05-07 Endress + Hauser Flowtec Ag Meßsystem für ein in einer Prozeßleitung strömendes Medium
US8898036B2 (en) 2007-08-06 2014-11-25 Rosemount Inc. Process variable transmitter with acceleration sensor
JP4870633B2 (ja) 2007-08-29 2012-02-08 シーケーディ株式会社 流量検定システム及び流量検定方法
US7654157B2 (en) * 2007-11-30 2010-02-02 Honeywell International Inc. Airflow sensor with pitot tube for pressure drop reduction
US7836780B2 (en) 2008-02-26 2010-11-23 Rosemount Inc. Sensor tube with reduced coherent vortex shedding
WO2010062583A1 (en) * 2008-10-27 2010-06-03 Rosemount, Inc. Multivariable fluid flow measurement device with fast response flow calculation
US8104340B2 (en) * 2008-12-19 2012-01-31 Honeywell International Inc. Flow sensing device including a tapered flow channel
US7921734B2 (en) 2009-05-12 2011-04-12 Rosemount Inc. System to detect poor process ground connections
US9611856B2 (en) 2010-12-30 2017-04-04 Fluid Handling Llc Mixed theoretical and discrete sensorless converter for pump differential pressure and flow monitoring
US8397586B2 (en) 2010-03-22 2013-03-19 Honeywell International Inc. Flow sensor assembly with porous insert
US8656772B2 (en) 2010-03-22 2014-02-25 Honeywell International Inc. Flow sensor with pressure output signal
US8113046B2 (en) 2010-03-22 2012-02-14 Honeywell International Inc. Sensor assembly with hydrophobic filter
US8756990B2 (en) 2010-04-09 2014-06-24 Honeywell International Inc. Molded flow restrictor
US9003877B2 (en) 2010-06-15 2015-04-14 Honeywell International Inc. Flow sensor assembly
US8700221B2 (en) 2010-12-30 2014-04-15 Fluid Handling Llc Method and apparatus for pump control using varying equivalent system characteristic curve, AKA an adaptive control curve
US8418549B2 (en) 2011-01-31 2013-04-16 Honeywell International Inc. Flow sensor assembly with integral bypass channel
US8695417B2 (en) 2011-01-31 2014-04-15 Honeywell International Inc. Flow sensor with enhanced flow range capability
US9207670B2 (en) 2011-03-21 2015-12-08 Rosemount Inc. Degrading sensor detection implemented within a transmitter
US9052240B2 (en) 2012-06-29 2015-06-09 Rosemount Inc. Industrial process temperature transmitter with sensor stress diagnostics
CN102788616A (zh) * 2012-07-24 2012-11-21 华中科技大学 内燃机润滑系统的流量分布测量装置及方法
US9602122B2 (en) 2012-09-28 2017-03-21 Rosemount Inc. Process variable measurement noise diagnostic
US9052217B2 (en) 2012-11-09 2015-06-09 Honeywell International Inc. Variable scale sensor
US8960018B2 (en) * 2013-03-14 2015-02-24 Dieterich Standard, Inc. Pitot tube traverse assembly
US9157775B2 (en) * 2013-03-15 2015-10-13 Rosemount Inc. Flowmeter for measuring flow of a process fluid through a conduit including process variable sensors mounted on a pitot tube
US9250107B2 (en) * 2013-09-17 2016-02-02 Dieterich Standard, Inc. Customizable averaging pitot tube probe and process variable transmitter
US9952079B2 (en) 2015-07-15 2018-04-24 Honeywell International Inc. Flow sensor
US9996089B2 (en) * 2015-09-21 2018-06-12 Blue-White Industries, Ltd. Flow sensor devices and systems

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US817470A (en) * 1905-03-15 1906-04-10 John A Cole Pitot-tube connection.
US1093229A (en) * 1912-08-05 1914-04-14 Gen Electric Pitot plug for fluid-meters.
US1809376A (en) * 1924-04-11 1931-06-09 Edward S Cole Orifice for flow measuring systems
US3765241A (en) * 1971-02-11 1973-10-16 R Lambert Universal sensing apparatus for sensing volumetric rate of fluid flow
US3751982A (en) * 1971-05-03 1973-08-14 R Lambert Fluid flow meter head and system using same
US4154100B1 (de) * 1978-01-09 1987-11-03
US4320665A (en) * 1979-12-17 1982-03-23 Electric Power Research Institute, Inc. Method and means for measuring flow of a two phase fluid
US4425807A (en) * 1982-02-11 1984-01-17 Michael Victor Flow measuring device with constant flow coefficient
GB8321482D0 (en) * 1983-08-10 1983-09-14 Tekflo Ltd Flowmeter
US4559835A (en) * 1983-08-11 1985-12-24 Air Monitor Corporation Flow measuring traverse probe
US4559836A (en) * 1984-10-17 1985-12-24 Dieterich Standard Corp. Pitot type flow measuring device and method of mounting
US4754651A (en) * 1986-04-18 1988-07-05 Shortridge Instruments, Inc. Differential pressure apparatus for measuring flow and velocity
US4717159A (en) * 1986-06-06 1988-01-05 Dieterich Standard Corp. Method and apparatus for seating and sealing a pitot tube type flow meter in a pipe
US4768386A (en) * 1986-08-14 1988-09-06 Cambridge Filter Corp. Air pressure measurement element and system incorporating same
US4823615A (en) * 1987-11-04 1989-04-25 Preso Industries Self-averaging pitot tube probe and method for measuring fluid flow
US5313980A (en) * 1993-04-06 1994-05-24 Carlson Bengt A Method of and valve for controlling flow in a hydronic system
US5365795A (en) * 1993-05-20 1994-11-22 Brower Jr William B Improved method for determining flow rates in venturis, orifices and flow nozzles involving total pressure and static pressure measurements

Also Published As

Publication number Publication date Type
EP0871848B1 (de) 2003-07-23 grant
WO1997025595A1 (en) 1997-07-17 application
CN1204396A (zh) 1999-01-06 application
US5817950A (en) 1998-10-06 grant
DE69629211T2 (de) 2004-04-22 grant
JP2000503123A (ja) 2000-03-14 application
JP4020433B2 (ja) 2007-12-12 grant
CA2239497A1 (en) 1997-07-17 application
CN1105292C (zh) 2003-04-09 grant
EP0871848A1 (de) 1998-10-21 application

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Legal Events

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