DE59904728D1 - Coriolis-massedurchfluss-/dichtemesser - Google Patents
Coriolis-massedurchfluss-/dichtemesserInfo
- Publication number
- DE59904728D1 DE59904728D1 DE59904728T DE59904728T DE59904728D1 DE 59904728 D1 DE59904728 D1 DE 59904728D1 DE 59904728 T DE59904728 T DE 59904728T DE 59904728 T DE59904728 T DE 59904728T DE 59904728 D1 DE59904728 D1 DE 59904728D1
- Authority
- DE
- Germany
- Prior art keywords
- mass flow
- coriolis mass
- density meter
- meter
- density
- 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
Links
Classifications
-
- 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
-
- 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
- G01F1/849—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having straight measuring conduits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
- G01N2009/006—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis vibrating tube, tuning fork
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98123680 | 1998-12-11 | ||
US12079799P | 1999-02-19 | 1999-02-19 | |
PCT/EP1999/009166 WO2000036379A1 (de) | 1998-12-11 | 1999-11-26 | Coriolis-massedurchfluss-/dichtemesser |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59904728D1 true DE59904728D1 (de) | 2003-04-30 |
Family
ID=26149871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE59904728T Expired - Lifetime DE59904728D1 (de) | 1998-12-11 | 1999-11-26 | Coriolis-massedurchfluss-/dichtemesser |
Country Status (2)
Country | Link |
---|---|
US (1) | US6513393B1 (de) |
DE (1) | DE59904728D1 (de) |
Families Citing this family (80)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013101369B4 (de) | 2013-02-12 | 2021-02-18 | Endress + Hauser Flowtec Ag | Coriolis-Massendurchfluß-Meßgerät |
US6651513B2 (en) * | 2000-04-27 | 2003-11-25 | Endress + Hauser Flowtec Ag | Vibration meter and method of measuring a viscosity of a fluid |
DE10210061A1 (de) * | 2002-03-08 | 2003-10-09 | Flowtec Ag | Coriolis-Massedurchflußmesser zur Konzentrationsmessung |
CN100425955C (zh) * | 2002-05-24 | 2008-10-15 | 迅捷公司 | 用于物质流检测设备校准的系统和方法 |
DE10331126B4 (de) * | 2003-07-09 | 2005-09-01 | Krohne Ag | Coriolis-Massendurchflußmeßgerät und Verfahren zum Betreiben eines Coriolis-Massendurchflußmeßgeräts |
RU2348012C2 (ru) * | 2003-12-12 | 2009-02-27 | Эндресс+Хаузер Флоутек Аг | Кориолисов массовый расходомер и способ получения первого измеренного значения |
US7040180B2 (en) * | 2003-12-12 | 2006-05-09 | Endress + Hauser Flowtec Ag | Coriolis mass-flow measuring device |
DE102004007889A1 (de) * | 2004-02-17 | 2005-09-01 | Endress + Hauser Flowtec Ag, Reinach | Coriolis-Massedurchfluß-Meßgerät |
US7181982B2 (en) * | 2003-12-12 | 2007-02-27 | Endress + Hauser Flowtec Ag | Coriolis mass flow measuring device |
DK1725839T3 (en) * | 2004-03-19 | 2014-03-17 | Flowtec Ag | Coriolisbaseret mass flow meter |
US7284449B2 (en) * | 2004-03-19 | 2007-10-23 | Endress + Hauser Flowtec Ag | In-line measuring device |
US7040181B2 (en) * | 2004-03-19 | 2006-05-09 | Endress + Hauser Flowtec Ag | Coriolis mass measuring device |
DE102004018326B4 (de) | 2004-04-13 | 2023-02-23 | Endress + Hauser Flowtec Ag | Vorrichtung und Verfahren zum Messen einer Dichte und/oder einer Viskosität eines Fluids |
DE102005046319A1 (de) | 2005-09-27 | 2007-03-29 | Endress + Hauser Flowtec Ag | Verfahren zum Messen eines in einer Rohrleitung strömenden Mediums sowie Meßsystem dafür |
US7360453B2 (en) * | 2005-12-27 | 2008-04-22 | Endress + Hauser Flowtec Ag | In-line measuring devices and method for compensation measurement errors in in-line measuring devices |
WO2007074055A1 (en) | 2005-12-27 | 2007-07-05 | Endress+Hauser Flowtec Ag | In-line measuring devices and method for compensating measurement errors in in-line measuring devices |
US7360452B2 (en) * | 2005-12-27 | 2008-04-22 | Endress + Hauser Flowtec Ag | In-line measuring devices and method for compensation measurement errors in in-line measuring devices |
US7555962B2 (en) * | 2006-03-22 | 2009-07-07 | Endress + Hauser Flowtec Ag | Measuring transducer of vibration-type |
US7546777B2 (en) * | 2006-03-22 | 2009-06-16 | Endress + Hauser Flowtec Ag | Measuring transducer of vibration-type |
US7631561B2 (en) * | 2006-03-22 | 2009-12-15 | Endress + Hauser Flowtec Ag | Measuring transducer of vibration-type |
DE102006017676B3 (de) * | 2006-04-12 | 2007-09-27 | Krohne Meßtechnik GmbH & Co KG | Verfahren zum Betrieb eines Coriolis-Massendurchflußmeßgeräts |
DE102006062600B4 (de) | 2006-12-29 | 2023-12-21 | Endress + Hauser Flowtec Ag | Verfahren zum Inbetriebnehmen und/oder Überwachen eines In-Line-Meßgeräts |
AT9241U3 (de) * | 2007-02-05 | 2007-12-15 | Avl List Gmbh | Verfahren und vorrichtung zur kontinuierlichen messung eines dynamischen fluidverbrauchs |
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 |
DE102007030700A1 (de) | 2007-06-30 | 2009-05-07 | Endress + Hauser Flowtec Ag | Meßsystem für ein in einer Prozeßleitung strömendes Medium |
DE102007030691A1 (de) | 2007-06-30 | 2009-01-02 | Endress + Hauser Flowtec Ag | Meßsystem für ein in einer Prozeßleitung strömendes Medium |
DE102007063372A1 (de) | 2007-12-30 | 2009-07-02 | Endress + Hauser Flowtec Ag | Meßsystem für ein in einer Prozeßleitung strömendes Medium |
DE102007037166A1 (de) | 2007-08-07 | 2009-02-19 | Endress + Hauser Flowtec Ag | Meßgerät |
DE102008016235A1 (de) | 2008-03-27 | 2009-10-01 | Endress + Hauser Flowtec Ag | Verfahren zum Betreiben eines auf einer rotierenden Karussell-Abfüllmachine angeordneten Meßgeräts |
DE102008050113A1 (de) | 2008-10-06 | 2010-04-08 | Endress + Hauser Flowtec Ag | In-Line-Meßgerät |
DE102008050115A1 (de) | 2008-10-06 | 2010-04-08 | Endress + Hauser Flowtec Ag | In-Line-Meßgerät |
DE102008050116A1 (de) | 2008-10-06 | 2010-04-08 | Endress + Hauser Flowtec Ag | In-Line-Meßgerät |
DE102009002289A1 (de) | 2009-04-08 | 2010-10-14 | Endress + Hauser Flowtec Ag | Verfahren zum Ermitteln einer Periodendauer eines Meßsignals |
US9341059B2 (en) * | 2009-04-15 | 2016-05-17 | Schlumberger Technology Corporation | Microfluidic oscillating tube densitometer for downhole applications |
CN102483341A (zh) * | 2009-08-11 | 2012-05-30 | 西门子公司 | 科氏质量流量测量设备 |
DE102009046839A1 (de) | 2009-11-18 | 2011-05-19 | Endress + Hauser Flowtec Ag | Meßsystem mit einer zwei parallel durchströmte Meßrohre aufweisenden Rohranordnung sowie Verfahren zu deren Überwachung |
CN102762960B (zh) | 2009-12-01 | 2014-07-16 | 微动公司 | 振动流量计摩擦补偿 |
DE102010000760B4 (de) | 2010-01-11 | 2021-12-23 | Endress + Hauser Flowtec Ag | Meßsystem mit einem Meßwandler vom Vibrationstyp zum Messen eines statischen Drucks in einem strömenden Medium |
CA2785933C (en) | 2009-12-31 | 2016-05-24 | Endress+Hauser Flowtec Ag | Measuring system having a measuring transducer of vibration-type |
US8671776B2 (en) * | 2009-12-31 | 2014-03-18 | Endress + Hauser Flowtec Ag | Measuring medium flow with a measuring transducer of the vibration type |
CA2785755C (en) | 2009-12-31 | 2016-02-02 | Vivek Kumar | Measuring system having a measuring transducer of vibration-type |
DE102010000759B4 (de) | 2010-01-11 | 2025-05-22 | Endress + Hauser Flowtec Ag | Meßsystem mit einem Meßwandler vom Vibrationstyp |
CA2785919C (en) * | 2009-12-31 | 2016-05-24 | Endress+Hauser Flowtec Ag | Measuring system having a measuring transducer of vibration-type |
DE102010000761A1 (de) | 2010-01-11 | 2011-07-28 | Endress + Hauser Flowtec Ag | Meßsystem mit einem Meßwandler vom Vibrationstyp |
EP2598715A4 (de) * | 2010-07-30 | 2017-09-06 | Shell Oil Company | Überwachung von bohrarbeiten mit durchfluss- und dichtemessung |
DE102010039543A1 (de) | 2010-08-19 | 2012-02-23 | Endress + Hauser Flowtec Ag | Meßsystem mit einem Meßwandler vom Vibrationstyp |
DE102010044179A1 (de) | 2010-11-11 | 2012-05-16 | Endress + Hauser Flowtec Ag | Meßsystem mit einem Meßwandler von Vibrationstyp |
DE102011006997A1 (de) | 2011-04-07 | 2012-10-11 | Endress + Hauser Flowtec Ag | Frequenzabgleichsverfahren für eine Rohranordnung |
DE102011006919A1 (de) | 2011-04-07 | 2012-10-11 | Endress + Hauser Flowtec Ag | Verfahren zum Trimmen eines Rohrs |
DE102011006971A1 (de) | 2011-04-07 | 2012-10-11 | Endress + Hauser Flowtec Ag | Meßwandler vom Vibrationstyp sowie Verfahren zu dessen Herstellung |
DE102011076838A1 (de) | 2011-05-31 | 2012-12-06 | Endress + Hauser Flowtec Ag | Meßgerät-Elektronik für ein Meßgerät-Gerät sowie damit gebildetes Meßgerät-Gerät |
DE102011089808A1 (de) | 2011-12-23 | 2013-06-27 | Endress + Hauser Flowtec Ag | Verfahren bzw. Meßsystem zum Ermitteln einer Dichte eines Fluids |
DE102012102947B4 (de) | 2012-04-03 | 2023-12-21 | Endress + Hauser Flowtec Ag | Meßwandler vom Vibrationstyp |
WO2013149817A1 (de) | 2012-04-03 | 2013-10-10 | Endress+Hauser Flowtec Ag | MEßWANDLER VOM VIBRATIONSTYP |
DE102013113689B4 (de) | 2013-12-09 | 2018-02-01 | Endress + Hauser Flowtec Ag | Dichte-Meßgerät |
EP3084367B1 (de) | 2013-12-20 | 2020-10-14 | Endress+Hauser Flowtec AG | Spule |
DE102013114731A1 (de) | 2013-12-20 | 2015-06-25 | Endress+Hauser Flowtec Ag | Spule |
AU2015317297B2 (en) | 2014-09-19 | 2018-11-08 | Weatherford Technology Holdings, Llc | Coriolis flow meter having flow tube with equalized pressure differential |
EP3241011B1 (de) | 2014-12-30 | 2019-01-02 | Endress+Hauser Flowtec AG | Verfahren zum messen einer dichte eines fluids |
DE102014019396A1 (de) | 2014-12-30 | 2016-06-30 | Endress+Hauser Flowtec Ag | Verfahren zum Messen einer Dichte eines Fluids |
DE102015122225A1 (de) * | 2015-12-18 | 2017-06-22 | Endress + Hauser Flowtec Ag | Verfahren zur Reynoldszahl-Korrektur einer Durchflussmessung eines Coriolis-Durchflussmessgeräts |
CN110582689B (zh) | 2017-05-11 | 2021-12-31 | 高准公司 | 针对粘度效应校正所测量的流率 |
DE102017121157A1 (de) | 2017-08-09 | 2019-02-14 | Endress+Hauser Flowtec Ag | Spule sowie Meßwandler mit einer solchen Spule |
DE102017131199A1 (de) | 2017-12-22 | 2019-06-27 | Endress + Hauser Flowtec Ag | Coriolis-Massendurchfluß-Meßgerät |
US10634535B2 (en) | 2018-03-13 | 2020-04-28 | Honeywell International Inc. | Airflow sensor with gas composition correction |
DE102018133117A1 (de) | 2018-12-20 | 2020-06-25 | Endress+Hauser Flowtec Ag | Coriolis-Massendurchfluß-Meßgerät |
CN113242960B (zh) | 2018-12-20 | 2024-05-14 | 恩德斯+豪斯流量技术股份有限公司 | 科里奥利质量流量计 |
US12174212B2 (en) | 2018-12-20 | 2024-12-24 | Endress+Hauser Flowtec Ag | Coriolis mass flow meter |
US12152920B2 (en) | 2018-12-21 | 2024-11-26 | Endress+Hauser Flowtec Ag | Coriolis mass flowmeter with magnetic field detector |
DE102019133610A1 (de) | 2019-12-09 | 2021-06-10 | Endress + Hauser Flowtec Ag | Vibronisches Meßsystem zum Messen eines Massestroms eines fluiden Meßstoff |
CN116157655A (zh) | 2020-06-18 | 2023-05-23 | 恩德斯+豪斯流量技术股份有限公司 | 电子振动测量系统 |
DE102020120054A1 (de) | 2020-07-29 | 2022-02-03 | Endress + Hauser Flowtec Ag | Verfahren zum Ermitteln einer Meßstoff-Temperatur sowie Meßsystem dafür |
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 |
DE102021202464B3 (de) | 2021-03-15 | 2022-09-08 | Rota Yokogawa Gmbh & Co Kg | Verfahren zur kompensation des einflusses der reynolds-zahl auf die messung eines coriolis-massendurchflussmessgeräts und derartiges gerät |
DE102021131866A1 (de) | 2021-12-03 | 2023-06-07 | Endress+Hauser Flowtec Ag | Verfahren zum Detektieren eines Fremdkörpers in einem Medium |
EP4257934A1 (de) | 2022-04-08 | 2023-10-11 | Sensirion AG | Verfahren und vorrichtung zur bestimmung einer durchflussmenge |
DE102022112523A1 (de) | 2022-05-18 | 2023-11-23 | Endress+Hauser Flowtec Ag | Vibronisches Meßsystem |
DE102022116111A1 (de) | 2022-06-28 | 2023-12-28 | Endress+Hauser Flowtec Ag | Vibronisches Meßsystem |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4187721A (en) | 1977-07-25 | 1980-02-12 | S & F Associates | Method and structure for flow measurement |
US4491025A (en) | 1982-11-03 | 1985-01-01 | Micro Motion, Inc. | Parallel path Coriolis mass flow rate meter |
US4711132A (en) | 1984-06-04 | 1987-12-08 | Exac Corporation | Apparatus for mass flow rate and density measurement |
EP0188572B1 (de) | 1984-07-11 | 1992-01-15 | Exac Corporation | Gerät zum messen des massenflussdebits und der dichte |
US4733569A (en) | 1985-12-16 | 1988-03-29 | K-Flow Division Of Kane Steel Co., Inc. | Mass flow meter |
DE8712331U1 (de) | 1986-09-26 | 1988-01-28 | Flowtec AG, Reinach, Basel | Corioliskraft-Massendurchflussmesser |
DE3632800A1 (de) | 1986-09-26 | 1988-04-07 | Flowtec Ag | Nach dem coriolisprinzip arbeitendes massendurchflussmessgeraet |
US4949583A (en) | 1987-11-20 | 1990-08-21 | Flowtec Ag | Method of mass flow measurement by the coriolis principle and mass flow meter operating by the coriolis principle |
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 |
GB8829825D0 (en) | 1988-12-21 | 1989-02-15 | Schlumberger Ind Ltd | A combined output and drive circuit for a mass flow transducer |
ES2049454T3 (es) | 1990-03-30 | 1994-04-16 | Flowtec Ag | Aparato de medida de caudal de masa que trabaja segun el principio de coriolis. |
JP2927307B2 (ja) * | 1991-01-18 | 1999-07-28 | トキコ株式会社 | 質量流量計 |
US5448921A (en) * | 1991-02-05 | 1995-09-12 | Direct Measurement Corporation | Coriolis mass flow rate meter |
US5497665A (en) | 1991-02-05 | 1996-03-12 | Direct Measurement Corporation | Coriolis mass flow rate meter having adjustable pressure and density sensitivity |
US5347874A (en) * | 1993-01-25 | 1994-09-20 | Micro Motion, Incorporated | In-flow coriolis effect mass flowmeter |
EP0698783A1 (de) | 1994-08-16 | 1996-02-28 | Endress + Hauser Flowtec AG | Auswerte-Elektronik eines Coriolis-Massedurchflussaufnehmers |
DE69515576T2 (de) | 1994-09-09 | 2000-09-14 | Fuji Electric Co., Ltd. | Schwingungsmessvorrichtung |
DE59508708D1 (de) | 1995-07-21 | 2000-10-12 | Flowtec Ag | Coriolis-Massedurchflussmesser mit mindestens einem Messrohr |
DE69533747T2 (de) | 1995-08-21 | 2005-03-17 | Oval Corp. | Coriolisdurchflussmesser |
US5831178A (en) | 1995-08-29 | 1998-11-03 | Fuji Electric Co., Ltd. | Vibration type measuring instrument |
JP3058074B2 (ja) | 1995-08-29 | 2000-07-04 | 富士電機株式会社 | 振動型測定器 |
US5661232A (en) * | 1996-03-06 | 1997-08-26 | Micro Motion, Inc. | Coriolis viscometer using parallel connected Coriolis mass flowmeters |
US5687100A (en) | 1996-07-16 | 1997-11-11 | Micro Motion, Inc. | Vibrating tube densimeter |
US5796012A (en) | 1996-09-19 | 1998-08-18 | Oval Corporation | Error correcting Coriolis flowmeter |
DE59700185D1 (de) | 1996-12-11 | 1999-07-08 | Flowtec Ag | Coriolis-Massendurchfluss-/-Dichte-Aufnehmer mit einem einzigen geraden Messrohr |
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 |
-
1999
- 1999-11-26 DE DE59904728T patent/DE59904728D1/de not_active Expired - Lifetime
- 1999-12-02 US US09/453,431 patent/US6513393B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6513393B1 (en) | 2003-02-04 |
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