DE3870341D1 - Einrichtung und verfahren zum messen des massendurchflusses eines materials, das durch eine schwingende rohrleitung stroemt. - Google Patents

Einrichtung und verfahren zum messen des massendurchflusses eines materials, das durch eine schwingende rohrleitung stroemt.

Info

Publication number
DE3870341D1
DE3870341D1 DE8888111003T DE3870341T DE3870341D1 DE 3870341 D1 DE3870341 D1 DE 3870341D1 DE 8888111003 T DE8888111003 T DE 8888111003T DE 3870341 T DE3870341 T DE 3870341T DE 3870341 D1 DE3870341 D1 DE 3870341D1
Authority
DE
Germany
Prior art keywords
mass flow
material flowing
measuring
proportional
responsive
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.)
Expired - Lifetime
Application number
DE8888111003T
Other languages
English (en)
Inventor
Alan M Young
Ronald E Blake
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.)
Micro Motion Inc
Original Assignee
Exac Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22132480&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3870341(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Exac Corp filed Critical Exac Corp
Application granted granted Critical
Publication of DE3870341D1 publication Critical patent/DE3870341D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G01F1/8481—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having loop-shaped measuring conduits, e.g. the measuring conduits form a loop with a crossing point

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Measuring Volume Flow (AREA)
DE8888111003T 1987-07-22 1988-07-09 Einrichtung und verfahren zum messen des massendurchflusses eines materials, das durch eine schwingende rohrleitung stroemt. Expired - Lifetime DE3870341D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/076,512 US4914956A (en) 1987-07-22 1987-07-22 Method and circuit for processing sensory input signals of the type obtained from coriolis mass flow rate sensors and the like

Publications (1)

Publication Number Publication Date
DE3870341D1 true DE3870341D1 (de) 1992-05-27

Family

ID=22132480

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888111003T Expired - Lifetime DE3870341D1 (de) 1987-07-22 1988-07-09 Einrichtung und verfahren zum messen des massendurchflusses eines materials, das durch eine schwingende rohrleitung stroemt.

Country Status (6)

Country Link
US (1) US4914956A (de)
EP (1) EP0300301B2 (de)
JP (1) JPH0670572B2 (de)
AT (1) ATE75310T1 (de)
AU (1) AU595124B2 (de)
DE (1) DE3870341D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5069074A (en) * 1987-07-22 1991-12-03 Exac Corporation Apparatus and method for measuring the mass flow rate of material flowing through at least one vibrating conduit
DE4027936A1 (de) * 1990-09-04 1992-03-05 Rota Yokogawa Gmbh & Co Kg Massedosierautomat
US5485755A (en) * 1990-11-21 1996-01-23 Lew; Hyok S. Mass flowmeter
US5540106A (en) * 1991-01-22 1996-07-30 Lew; Hyok S. Electronic method for measuring mass flow rate
US5275061A (en) * 1991-05-13 1994-01-04 Exac Corporation Coriolis mass flowmeter
DE4226391C2 (de) * 1992-08-10 1995-07-20 Flowtec Ag Verfahren zur Erkennung einer Nullpunktdrift eines Coriolis-Massedurchflußaufnehmers
DE4327052C3 (de) * 1993-08-12 1998-10-22 Krohne Ag Massendurchflußmeßgerät
EP0698783A1 (de) * 1994-08-16 1996-02-28 Endress + Hauser Flowtec AG Auswerte-Elektronik eines Coriolis-Massedurchflussaufnehmers
DE59508708D1 (de) * 1995-07-21 2000-10-12 Flowtec Ag Coriolis-Massedurchflussmesser mit mindestens einem Messrohr
JP3188483B2 (ja) 1998-04-03 2001-07-16 エンドレス ウント ハウザー フローテック アクチエンゲゼルシャフト 質量流量を測定する方法及びそのためのセンサ
US7117751B2 (en) * 2004-01-02 2006-10-10 Emerson Electric Co. Coriolis mass flow sensor having optical sensors
DE102004056370A1 (de) 2004-11-22 2006-05-24 Endress + Hauser Flowtec Ag Mess- und Betriebsschaltung für Coriolismassedurchflussaufnehmer
CA2626245C (en) * 2005-10-18 2013-05-14 Micro Motion, Inc. Meter electronics and methods for determining a phase difference between a first sensor signal and a second sensor signal of a flow meter
US8751171B2 (en) * 2007-03-07 2014-06-10 Invensys Systems, Inc. Coriolis frequency tracking
JP2010263483A (ja) * 2009-05-08 2010-11-18 Sony Corp Δς変調器
DE102011100092B4 (de) 2011-04-29 2013-04-18 Krohne Messtechnik Gmbh Verfahren zum Betreiben eines Resonanzmesssystems
US9863798B2 (en) 2015-02-27 2018-01-09 Schneider Electric Systems Usa, Inc. Systems and methods for multiphase flow metering accounting for dissolved gas

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3485098A (en) 1964-09-03 1969-12-23 Anatole J Sipin Mass flow metering means
US3355944A (en) 1964-09-03 1967-12-05 Anatole J Sipin Mass flow metering means
US3329019A (en) 1964-10-26 1967-07-04 Anatole J Sipin Mass flow metering means
FR2215607B1 (de) * 1973-01-30 1976-04-09 Bertin & Cie
CA1106636A (en) * 1977-07-25 1981-08-11 James E. Smith Method and structure for flow measurement
USRE31450E (en) 1977-07-25 1983-11-29 Micro Motion, Inc. Method and structure for flow measurement
US4187721A (en) * 1977-07-25 1980-02-12 S & F Associates Method and structure for flow measurement
ZA82345B (en) * 1981-02-17 1983-02-23 J Smith Method and apparatus for mass flow measurement
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
US4655089A (en) 1985-06-07 1987-04-07 Smith Meter Inc. Mass flow meter and signal processing system
US4823614A (en) * 1986-04-28 1989-04-25 Dahlin Erik B Coriolis-type mass flowmeter

Also Published As

Publication number Publication date
AU1879788A (en) 1989-01-27
EP0300301B2 (de) 1995-08-30
EP0300301B1 (de) 1992-04-22
EP0300301A1 (de) 1989-01-25
AU595124B2 (en) 1990-03-22
JPH01138419A (ja) 1989-05-31
US4914956A (en) 1990-04-10
JPH0670572B2 (ja) 1994-09-07
ATE75310T1 (de) 1992-05-15

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: MICRO MOTION INC., BOULDER, COL., US

8310 Action for declaration of annulment
8314 Invalidation rejected
8328 Change in the person/name/address of the agent

Representative=s name: WITTE, WELLER & PARTNER, 70178 STUTTGART