ATE135460T1 - Verfahren zur bestimmung des mechanischen nullpunkts eines coriolis-massendurchflussmessers - Google Patents

Verfahren zur bestimmung des mechanischen nullpunkts eines coriolis-massendurchflussmessers

Info

Publication number
ATE135460T1
ATE135460T1 AT92914880T AT92914880T ATE135460T1 AT E135460 T1 ATE135460 T1 AT E135460T1 AT 92914880 T AT92914880 T AT 92914880T AT 92914880 T AT92914880 T AT 92914880T AT E135460 T1 ATE135460 T1 AT E135460T1
Authority
AT
Austria
Prior art keywords
meter
mechanical zero
determining
mass flow
flow meter
Prior art date
Application number
AT92914880T
Other languages
English (en)
Inventor
Robert Bruck
Original Assignee
Micro Motion 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 Micro Motion Inc filed Critical Micro Motion Inc
Application granted granted Critical
Publication of ATE135460T1 publication Critical patent/ATE135460T1/de

Links

Classifications

    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/02—Compensating or correcting for variations in pressure, density or temperature
    • G01F15/022—Compensating or correcting for variations in pressure, density or temperature using electrical means
    • G01F15/024—Compensating or correcting for variations in pressure, density or temperature using electrical means involving digital counting
    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
    • G01F1/8413—Coriolis or gyroscopic mass flowmeters constructional details means for influencing the flowmeter's motional or vibrational behaviour, e.g., conduit support or fixing means, or conduit attachments
    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
    • G01F1/8431—Coriolis or gyroscopic mass flowmeters constructional details electronic circuits
    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
    • G01F1/8436—Coriolis or gyroscopic mass flowmeters constructional details signal processing
    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/845—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits
    • G01F1/8468—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits
    • G01F1/8472—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having curved measuring conduits, i.e. whereby the measuring conduits' curved center line lies within a plane
    • G01F1/8477—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having curved measuring conduits, i.e. whereby the measuring conduits' curved center line lies within a plane with multiple measuring conduits
AT92914880T 1991-07-11 1992-07-02 Verfahren zur bestimmung des mechanischen nullpunkts eines coriolis-massendurchflussmessers ATE135460T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/728,547 US5228327A (en) 1991-07-11 1991-07-11 Technique for determining a mechanical zero value for a coriolis meter

Publications (1)

Publication Number Publication Date
ATE135460T1 true ATE135460T1 (de) 1996-03-15

Family

ID=24927287

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92914880T ATE135460T1 (de) 1991-07-11 1992-07-02 Verfahren zur bestimmung des mechanischen nullpunkts eines coriolis-massendurchflussmessers

Country Status (19)

Country Link
US (1) US5228327A (de)
EP (1) EP0593604B1 (de)
JP (1) JP2583011B2 (de)
KR (1) KR0144126B1 (de)
CN (1) CN1053498C (de)
AT (1) ATE135460T1 (de)
AU (1) AU661022B2 (de)
BR (1) BR9206116A (de)
CA (1) CA2111698C (de)
CZ (1) CZ4494A3 (de)
DE (1) DE69209076T2 (de)
ES (1) ES2086753T3 (de)
HU (1) HU216207B (de)
MX (1) MX9204043A (de)
MY (1) MY110208A (de)
PL (1) PL169832B1 (de)
RU (1) RU2119149C1 (de)
SK (1) SK2894A3 (de)
WO (1) WO1993001472A1 (de)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231884A (en) * 1991-07-11 1993-08-03 Micro Motion, Inc. Technique for substantially eliminating temperature induced measurement errors from a coriolis meter
US5419189A (en) * 1993-08-30 1995-05-30 Lew; Hyok S. Method for obtaining zero flowmeter reading for zero flow
US5469748A (en) * 1994-07-20 1995-11-28 Micro Motion, Inc. Noise reduction filter system for a coriolis flowmeter
US5594180A (en) * 1994-08-12 1997-01-14 Micro Motion, Inc. Method and apparatus for fault detection and correction in Coriolis effect mass flowmeters
EP0929797A1 (de) * 1997-01-16 1999-07-21 Direct Measurement Corp. Verfahren zur signalverarbeitung und kalibrierung von ort sowie schaltungen für einen coriolis-massendurchflussmesser
JPH10300548A (ja) * 1997-04-25 1998-11-13 Ricoh Co Ltd フローセンサ出力補正方法
US7124646B2 (en) * 1997-11-26 2006-10-24 Invensys Systems, Inc. Correcting for two-phase flow in a digital flowmeter
US8467986B2 (en) * 1997-11-26 2013-06-18 Invensys Systems, Inc. Drive techniques for a digital flowmeter
US8447534B2 (en) 1997-11-26 2013-05-21 Invensys Systems, Inc. Digital flowmeter
US7404336B2 (en) 2000-03-23 2008-07-29 Invensys Systems, Inc. Correcting for two-phase flow in a digital flowmeter
US6311136B1 (en) 1997-11-26 2001-10-30 Invensys Systems, Inc. Digital flowmeter
US7784360B2 (en) * 1999-11-22 2010-08-31 Invensys Systems, Inc. Correcting for two-phase flow in a digital flowmeter
US20030216874A1 (en) 2002-03-29 2003-11-20 Henry Manus P. Drive techniques for a digital flowmeter
US6293157B1 (en) 1998-01-02 2001-09-25 Graco Minnesota Inc. Compensation of coriolis meter motion induced signal
US6513392B1 (en) * 1998-12-08 2003-02-04 Emerson Electric Co. Coriolis mass flow controller
US6748813B1 (en) 1998-12-08 2004-06-15 Emerson Electric Company Coriolis mass flow controller
US6227059B1 (en) 1999-01-12 2001-05-08 Direct Measurement Corporation System and method for employing an imaginary difference signal component to compensate for boundary condition effects on a Coriolis mass flow meter
US6516651B1 (en) * 1999-07-22 2003-02-11 Analog Devices, Inc. Coriolis effect transducer
DE60139548D1 (de) 2000-03-23 2009-09-24 Invensys Sys Inc Korrektur für eine zweiphasenströmung in einem digitalen durchflussmesser
US7188534B2 (en) * 2003-02-10 2007-03-13 Invensys Systems, Inc. Multi-phase coriolis flowmeter
US7059199B2 (en) * 2003-02-10 2006-06-13 Invensys Systems, Inc. Multiphase Coriolis flowmeter
US6997032B2 (en) * 2003-04-08 2006-02-14 Invensys Systems, Inc. Flowmeter zeroing techniques
US7013740B2 (en) * 2003-05-05 2006-03-21 Invensys Systems, Inc. Two-phase steam measurement system
US7072775B2 (en) * 2003-06-26 2006-07-04 Invensys Systems, Inc. Viscosity-corrected flowmeter
US7065455B2 (en) * 2003-08-13 2006-06-20 Invensys Systems, Inc. Correcting frequency in flowtube measurements
CA2535163C (en) * 2003-08-29 2012-11-27 Micro Motion, Inc. A method and apparatus for correcting output information of flow measurement apparatus
DE10351313A1 (de) * 2003-10-31 2005-05-25 Abb Patent Gmbh Verfahren zur Nullpunktkorrektur eines Messgerätes
US6997033B2 (en) * 2004-02-03 2006-02-14 Emerson Electric Co. Flow meter pickoff assembly and flow meter pickoff adjustment method for nulling flow meter zero offset
US7040181B2 (en) 2004-03-19 2006-05-09 Endress + Hauser Flowtec Ag Coriolis mass measuring device
DE102004014029A1 (de) * 2004-03-19 2005-10-06 Endress + Hauser Flowtec Ag, Reinach Coriolis-Massedurchfluß-Meßgerät
ATE401555T1 (de) 2004-06-14 2008-08-15 Micro Motion Inc Coriolis-strömungsmesser und verfahren zur bestimmung einer signaldifferenz in verkabelung und erster und zweiter pickoff-sensor
US7337084B2 (en) 2005-06-21 2008-02-26 Invensys Systems, Inc. Switch-activated zero checking feature for a Coriolis flowmeter
US7617055B2 (en) 2006-08-28 2009-11-10 Invensys Systems, Inc. Wet gas measurement
US8751171B2 (en) * 2007-03-07 2014-06-10 Invensys Systems, Inc. Coriolis frequency tracking
US8327717B2 (en) * 2008-05-01 2012-12-11 Micro Motion, Inc. Very high frequency vibratory flow meter
WO2010014087A1 (en) 2008-07-30 2010-02-04 Micro Motion, Inc. Optimizing processor operation in a processing system including one or more digital filters
AU2013205299B2 (en) * 2008-07-30 2016-02-25 Micro Motion, Inc. Optimizing processor operation in a processing system including one or more digital filters
JP4888550B2 (ja) * 2009-12-29 2012-02-29 横河電機株式会社 コリオリ質量流量計
DE102010006224A1 (de) * 2010-01-28 2011-08-18 Krohne Ag Verfahren zur Ermittlung einer Kenngröße für die Korrektur von Messwerten eines Coriolis-Massedurchflussmessgeräts
CA2837874C (en) * 2011-06-27 2018-08-28 Micro Motion, Inc. Vibratory flow meter and zero check method
CN104169694B (zh) 2012-01-10 2017-11-17 微动公司 便于振动流量计中处理系统替换的现场维修设备和方法
US8590361B1 (en) * 2012-01-27 2013-11-26 Onicon, Inc. Magnetic flow meters with automatic field maintenance
WO2017117030A1 (en) * 2015-12-28 2017-07-06 Nudge Systems, LLC Fluid flow sensing systems and methods of use
WO2021255034A1 (de) 2020-06-18 2021-12-23 Endress+Hauser Flowtec Ag VIBRONISCHES MEßSYSTEM
DE102020131649A1 (de) 2020-09-03 2022-03-03 Endress + Hauser Flowtec Ag Vibronisches Meßsystem
DE102020127382A1 (de) 2020-10-16 2022-04-21 Endress+Hauser Flowtec Ag Verfahren zum Überprüfen eines vibronischen Meßsystems
DE102021114321A1 (de) * 2021-06-02 2022-12-08 Krohne Ag Verfahren zum Betreiben eines Durchflussmessgerätes und Durchflussmessgerät
DE102021120452A1 (de) * 2021-08-05 2023-02-09 Endress+Hauser Flowtec Ag Verfahren zum Betreiben eines Coriolis-Messgeräts

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3550426A (en) * 1969-03-18 1970-12-29 Rotron Inc Fluid meter field checking method and apparatus
US3585841A (en) * 1970-05-22 1971-06-22 Bendix Corp Self-calibrating pressure ratio measurement system
US4458323A (en) * 1980-04-18 1984-07-03 Hewlett-Packard Company Method of performing measurements and error analysis of the measurements
US4422338A (en) * 1981-02-17 1983-12-27 Micro Motion, Inc. Method and apparatus for mass flow measurement
US4491025A (en) * 1982-11-03 1985-01-01 Micro Motion, Inc. Parallel path Coriolis mass flow rate meter
FR2580819B1 (fr) * 1985-04-23 1987-05-15 Commissariat Energie Atomique Systeme pour detecter la presence d'un signal pur dans un signal bruite discret mesure a taux moyen de bruit constant avec une probabilite de fausse detection inferieure a un taux de fausse detection predetermine.
US4817448A (en) * 1986-09-03 1989-04-04 Micro Motion, Inc. Auto zero circuit for flow meter
EP0324783B1 (de) * 1986-10-03 1995-06-14 Micro Motion Incorporated Umschlagsmesser
GB2199711B (en) * 1987-01-08 1990-10-24 Schlumberger Electronics Converter calibration
US4796466A (en) * 1987-02-17 1989-01-10 Ed Farmer System for monitoring pipelines
US5027662A (en) * 1987-07-15 1991-07-02 Micro Motion, Inc. Accuracy mass flow meter with asymmetry and viscous damping compensation
US4852409A (en) * 1988-06-09 1989-08-01 Fischer & Porter Company Signal recovery system for mass flowmeter
US4879911A (en) * 1988-07-08 1989-11-14 Micro Motion, Incorporated Coriolis mass flow rate meter having four pulse harmonic rejection
US4843890A (en) * 1988-07-08 1989-07-04 Micro Motion, Incorporated Coriolis mass flow rate meter having an absolute frequency output
US4872351A (en) * 1988-08-23 1989-10-10 Micro Motion Incorporated Net oil computer
US4876879A (en) * 1988-08-23 1989-10-31 Ruesch James R Apparatus and methods for measuring the density of an unknown fluid using a Coriolis meter
US4962666A (en) * 1989-01-11 1990-10-16 Conoco Inc. Mass flowmeter apparatus
US4959990A (en) * 1989-04-10 1990-10-02 Morris Robert H Combined mass flow/pitot tube meter
US4934196A (en) * 1989-06-02 1990-06-19 Micro Motion, Inc. Coriolis mass flow rate meter having a substantially increased noise immunity
US5003489A (en) * 1989-08-18 1991-03-26 Federal Industries Industrial Group Inc. Totalizer apparatus for flow rate measurement devices
US5009109A (en) * 1989-12-06 1991-04-23 Micro Motion, Inc. Flow tube drive circuit having a bursty output for use in a coriolis meter
US5231884A (en) * 1991-07-11 1993-08-03 Micro Motion, Inc. Technique for substantially eliminating temperature induced measurement errors from a coriolis meter

Also Published As

Publication number Publication date
MY110208A (en) 1998-02-28
CN1053498C (zh) 2000-06-14
JP2583011B2 (ja) 1997-02-19
MX9204043A (es) 1993-02-01
KR0144126B1 (en) 1998-07-15
CN1068420A (zh) 1993-01-27
HUT65951A (en) 1994-08-29
HU216207B (hu) 1999-05-28
CZ4494A3 (en) 1994-04-13
PL169832B1 (pl) 1996-09-30
CA2111698A1 (en) 1993-01-21
BR9206116A (pt) 1994-10-11
WO1993001472A1 (en) 1993-01-21
US5228327A (en) 1993-07-20
KR940701534A (ko) 1994-05-28
EP0593604B1 (de) 1996-03-13
RU2119149C1 (ru) 1998-09-20
JPH06508929A (ja) 1994-10-06
CA2111698C (en) 1997-06-10
AU2308392A (en) 1993-02-11
HU9303264D0 (en) 1994-01-28
AU661022B2 (en) 1995-07-13
EP0593604A1 (de) 1994-04-27
DE69209076T2 (de) 1996-10-17
SK2894A3 (en) 1994-08-10
DE69209076D1 (de) 1996-04-18
ES2086753T3 (es) 1996-07-01

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