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1. US20130041598 - Coriolis mode processing techniques

Amt Vereinigte Staaten von Amerika
Aktenzeichen/Anmeldenummer 13317495
Anmeldedatum 19.10.2011
Veröffentlichungsnummer 20130041598
Veröffentlichungsdatum 14.02.2013
Veröffentlichungsart A1
IPC
G06F 19/00
GPhysik
06Datenverarbeitung; Rechnen oder Zählen
FElektrische digitale Datenverarbeitung
19Digitale Rechen- oder Datenverarbeitungsanlagen oder -verfahren, besonders angepasst an spezielle Anwendungen
G01F 1/00
GPhysik
01Messen; Prüfen
FMessen des Volumens, des Durchflussvolumens, des Massendurchflusses oder des Füllstandes; volumetrische Mengenmessung
1Messen des Volumen- oder Massendurchflusses eines Fluids oder eines fließfähigen festen Stoffes, wobei das Fluid in einem ständigen Fluss durch das Instrument fließt
CPC
G01F 1/84
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
76Devices for measuring mass flow of a fluid or a fluent solid material
78Direct mass flowmeters
80operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
84Gyroscopic mass flowmeters
G01F 1/74
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
74Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
G01F 1/76
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
76Devices for measuring mass flow of a fluid or a fluent solid material
G01F 1/8436
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
76Devices for measuring mass flow of a fluid or a fluent solid material
78Direct mass flowmeters
80operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
84Gyroscopic mass flowmeters
8409constructional details
8436signal processing
G01F 1/8486
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
76Devices for measuring mass flow of a fluid or a fluent solid material
78Direct mass flowmeters
80operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
84Gyroscopic mass flowmeters
845arrangements of measuring means, e.g., of measuring conduits
8468vibrating measuring conduits
8481having loop-shaped measuring conduits, e.g. the measuring conduits form a loop with a crossing point
8486with multiple measuring conduits
G01F 1/849
GPHYSICS
01MEASURING; TESTING
FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
1Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
76Devices for measuring mass flow of a fluid or a fluent solid material
78Direct mass flowmeters
80operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
84Gyroscopic mass flowmeters
845arrangements of measuring means, e.g., of measuring conduits
8468vibrating measuring conduits
849having straight measuring conduits
Anmelder Henry Manus P.
Erfinder Henry Manus P.
Titel
(EN) Coriolis mode processing techniques
Zusammenfassung
(EN)

Flowmeters are described in which a sensor signal received from a sensor that is attached to vibratable flowtube, so as to determine properties of a fluid within the flowtube, contains a drive signal component and a Coriolis mode component. The flowmeters are operable to determine drive parameters of the drive signal component, as well as Coriolis parameters of the Coriolis mode component. By analyzing the sensor signal based on the drive signal parameters, and not on the Coriolis signal parameters, the flowmeters are able to provide stable and accurate determinations of the properties of the fluid.