Vibratory flowmeter friction compensation

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United States of America Patent

PATENT NO 9689735
SERIAL NO

13509870

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Importance

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Abstract

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The invention relates to meter electronics (20) for vibratory flowmeter friction compensation is provided. The meter electronics (20) includes an interface (201) configured to communicate with a flowmeter assembly (10) of a vibratory flowmeter (5) and receive a vibrational response and a processing system (203) coupled to the interface (201) and configured to measure a mass flow rate of a fluid using the vibrational response. The processing system (203) is configured to determine a fluid velocity (V) using the mass flow rate, a fluid density (p), and a cross-sectional flow area (A), determine a friction factor (f) using the fluid velocity (V) and a pressure drop (ΔP), and determine a compensation factor using the friction factor (f). The invention also relates to a vibratory flowmeter compensation method.

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Patent Owner(s)

Patent OwnerAddress
MICRO MOTION INC7070 WINCHESTER CIRCLE BOULDER CO 80301

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pankratz, Anthony William Arvada, US 28 151
Weinstein, Joel Boulder, US 40 193

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