Micromotion Gmbh

Other

Micron Motion, Inc.

Micro Motinn, Inc.

Andrew Timothy Patten

Graeme Ralph Duffill

Steven M. Jones

Denis M. Henrot

Andrew T. Patten

Mark James Bell

Anthony William Pankratz

Timothy J Cunningham

Charles Paul Stack

Craig B McAnally

Paul J Hays

Marc Allan Buttler

Gregory Treat Lanham

Dean M Standiford

Denis M Henrot

Craig B Mcanally

Matthew Joseph Rensing

Michael Keilty

Jeffrey S Walker

Wayne R Brinkman

Neal B Gronlie

Evren Eryurek

Joel Weinstein

Jogesh Warrior

Christopher A Werbach

Robert Barclay Garnett

Steven M Jones

Aart R Pruysen

Richard L St Pierre

Julie Ann Valentine

Andrew K Levien

James S Deacy

Charles Depenning

Karl Benedict Stappert

Thomas A O'Banion

Charles L Gray

Stephanie A Lane

Anna Pishchulina

Ruth Galic-Mackall

Richard L Stpierre

Michael J Keilty

Karl B Stappert

Deanm Standiford

Treat Lanham Gregory

Richard L STPIERRE

Methods for operating a flowmeter diagnostic tool are provided that comprise interfacing the diagnostic tool with a flowmeter () sensor assembly (). A base prover volume (BPV), a desired number of passes per run, and/or a maximum number of allowed runs may be input into the diagnostic tool. Flowmeter data is received. An estimated total prove time (TPT) necessary to pass a predetermined repeatability requirement, an estimated minimum number of runs needed to achieve the calculated TPT, and/or an estimated minimum BPV may be calculated.

Method of determining total prove time

A method for detecting a deviation in a flow meter parameter is provided. The method includes measuring a flow tube temperature in a plurality of locations; and calculating a temperature gradient based on the measured temperatures. The method also includes detecting a deviation in the flow meter parameter if the calculated temperature gradient exceeds a temperature gradient threshold.

Method for generating a diagnostic from a deviation of a flow meter parameter

A method for proving or calibrating a first flow meter integrated into a common platform with a second flow meter is provided. The first flow meter comprises a first driver, a first flow tube, and a first meter electronics, and the second flow meter comprises a second driver, a second flow tube, and a second meter electronics. The method includes configuring the first flow meter to vibrate the first flow tube with a first driver voltage at a first default driver voltage amplitude using the first meter electronics, and configuring the second flow meter to vibrate the second flow tube with a second driver voltage at a second standby driver voltage amplitude using the second meter electronics.

Method of proving multiple Coriolis flow meters integrated on a common platform

Methods for operating a flowmeter diagnostic tool are provided that comprise interfacing the diagnostic tool with a flowmeter () sensor assembly (). A base prover volume (BPV), a desired number of passes per run, and/or a maximum number of allowed runs may be input into the diagnostic tool. Flowmeter data is received. An estimated total prove time (TPT) necessary to pass a predetermined repeatability requirement, an estimated minimum number of runs needed to achieve the calculated TPT, and/or an estimated minimum BPV may be calculated. A standard deviation of the flowmeter sensor assembly flow rate (&#x3c3;) is calculated, and the number of samples used to calculate a is determined. A meter-specific factor (MSF) is calculated.

A meter electronics () and a method for detecting and identifying a change in a vibratory meter () is provided. The meter electronics () includes an interface () configured to receive sensor signals () from a meter assembly () and provide information based on the sensor signals () and a processing system () communicatively coupled to the interface (). The processing system () is configured to use the information to determine a first stiffness change () associated with a first location of a conduit (') of the vibratory meter (), determine a second stiffness change () associated with a second location of the conduit (&#x2032;) of the vibratory meter (), and determine a condition of the conduit (&#x2032;) based on the first stiffness change and the second stiffness change.

Detecting and identifying a change in a vibratory meter condition based on stiffness change determination at two locations on the conduit

A method for determining a mass flow measurement is provided. The method comprises calibrating a flowmeter sensor at a first temperature and flowing a fluid having a second temperature through the flowmeter sensor. A density of the fluid is input into meter electronics. A compensated mass flow value of the fluid is determined by meter electronics, wherein the Modulus of Elasticity of the flowmeter sensor is unknown.

Method of compensating for mass flow using known density

A method for detecting a deviation in a flow meter parameter is provided. The method includes measuring a differential pressure across at least a portion of the flow meter, calculating a friction factor based on a measured flow rate and the measured differential pressure. The method also includes comparing the calculated friction factor to an expected friction factor based on the measured flow rate and detecting a deviation in the flow meter parameter if the difference between the calculated friction factor and the expected friction factor exceeds a threshold limit.

A method for operating a flowmeter is provided. The method includes the steps of measuring a fluid flow in the flowmeter, determining at least one fluid characteristic, determining a preferred algorithm of a plurality of algorithms based upon the fluid flow and the at least one fluid characteristic, and applying the preferred algorithm to an operating routine.

Apparatus for applying a variable zero algorithm in a vibrating flowmeter and related method

A method of automatically verifying accurate operation of a flowmeter during field operation is provided that comprises providing a flowmeter having meter electronics with a storage system, and flowing a non-calibration process fluid through the flowmeter. Meter electronics are configured to perform the steps of: detecting a model of the flowmeter as well as retrieving an initial factory calibration factory zero value and a stored zero drift specification from the storage system. A zero value is measured during field operation of the flowmeter and compared with the factory zero value. An error zero value is calculated. Whether the error between the field operation zero value and the factory zero value is within the zero drift specification is determined, and the flowmeter is calibrated if the error is outside the zero drift specification.

Flowmeter calibration method and related apparatus

A system () and method () for a standards traceable verification of a vibratory meter () is provided. The system () includes a storage () having a baseline meter verification value of the vibratory meter and a processing system () in communication with the storage (). The processing system () being configured to obtain the baseline meter verification value from the storage () and determine a relationship between the baseline meter verification value and a calibration value of the vibratory meter, said calibration value being traceable to a measurement standard. The method () provides a traceable verification of a vibratory meter by comparing () a physical property of the vibratory meter, which is determined from a first calibration value, to a reference value determined from a second calibration value, said calibration values being traceable to a measurement standard.

Standards traceable verification of a vibratory meter

A method for detecting a deviation in a flow meter parameter of a flow meter that is adapted to measure a fluid flow rate is provided. The method comprises measuring a differential pressure across at least a portion of the flow meter. The method further comprises comparing the measured differential pressure to an expected differential pressure; the expected differential pressure being based on the measured flow rate. The method further comprises detecting a deviation in the flow meter parameter if the difference between the measured differential pressure and the expected differential pressure exceeds a threshold limit.

A method for calculating a fluid parameter of a fluid flowing through a vibratory flow meter is provided. The method comprises vibrating the flow meter at one or more frequencies and receiving a vibrational response. The method further comprises generating a first fluid property and generating at least a second fluid property. The method further comprises calculating a fluid parameter based on the first fluid property and the at least second fluid property.

Method and apparatus for measuring a fluid parameter in a vibrating meter

A method for calibrating a multiple flow conduit flow meter () is provided according to an embodiment of the invention. The multiple flow conduit flow meter () includes a first flow conduit () conducting a first flow stream and a pair of first pickoff sensors (') affixed to the first flow conduit (). The multiple flow conduit flow meter () further includes at least one additional flow conduit () conducting at least one additional flow stream and at least one pair of additional pickoff sensors (&#x2032;) affixed to the at least one additional flow conduit ().

Method for calibrating a multiple flow conduit flow meter

A mass flow rate sensor system () is provided. The mass flow rate sensor system () includes a density meter () including a sensor assembly () and a density meter electronics () configured to generate a density measurement of a process fluid. The mass flow rate sensor system () further includes a volumetric flow meter () including a sensor assembly () and a volumetric meter electronics () configured to generate a volumetric flow rate of the process fluid and in electrical communication with the density meter electronics (). A remote processing system () is provided that is in electrical communication with only one of the density meter electronics () or the volumetric meter electronics (). The remote processing system () is configured to receive a mass flow rate measurement of the process fluid generated by the density meter electronics () or the volumetric meter electronics () based on the generated density measurement and the generated volumetric flow rate.

Density meter in electrical communication with a volumetric flow meter and both in electrical communication with a meter electronics that outputs a mass flow measurement

A vibratory flow meter () is provided. The vibratory flow meter () includes a flow meter assembly () including at least two vibration sensors (L andR,and) that generate at least two vibrational signals and meter electronics () that receives the at least two vibrational signals, generate a new time difference (&#x394;t) using multiple time difference measurements obtained for a flow material, and determine if the new time difference (&#x394;t) is within predetermined bounds of an old time difference (&#x394;t).

Vibratory flow meter and zero check method

Growing community of inventors

Boulder, CO, United States of America

Andrew Timothy Patten