MICRO MOTION, INC.

A method of controlling a viscosity of fuel in a fuel control system with a vibratory meter is provided. The method includes providing the fuel to the vibratory meter, measuring a property of the fuel with the vibratory meter, and generating a signal based on the measured property of the fuel. The method also includes providing the signal to a temperature control unit configured to control the temperature of the fuel provided to the vibratory meter.

A meter electronics ( 20 ) for determining a damping of a meter assembly ( 10 ) of a flow meter ( 5 ) is provided. The meter electronics ( 20 ) includes an interface ( 201 ) for receiving a vibrational response from a meter assembly ( 10 ), the vibrational response comprising a response to an excitation of the meter assembly ( 10 ) at a substantially resonant frequency, and a processing system ( 203 ) in communication with the interface ( 201 ). The processing system ( 203 ) is configured to receive the vibrational response from the interface ( 201 ) and measure a plurality of response voltages (V) of the vibrational response, the plurality of response voltages (V) including at least one of one or more decay sections ( 430 a, 530 a - 530 f ) and one or more rising sections ( 430 b, 630 a - 630 f ). The processing system ( 203 ) is also configured to determine an aggregate damping-related value of the meter assembly ( 10 ) based on at least one of the one or more decay sections ( 430 a, 530 a - 530 f ) and the one or more rising sections ( 430 b, 630 a - 630 f ).

A housing ( 2 ) is provided, comprising a body ( 201 ) further comprising a metal. A cover ( 200 ) coupleable to the body ( 201 ) is provided, and an antenna slot ( 202 ) is formed in the housing ( 2 ), wherein the antenna slot ( 202 ) is filled with a compound ( 210 ). A method of forming a housing ( 2 ) is provided, comprising forming the housing ( 2 ) from a metal and forming an antenna slot ( 202 ) therein. The housing ( 2 ) is etched, and a compound ( 210 ) is inserted into the antenna slot ( 202 ). Meter electronics ( 20 ) are housed inside the housing ( 2 ), and a wireless data signal transmitted through the compound ( 210 ) to communicate with meter electronics ( 20 ).

A Coriolis flow meter ( 100 ) comprises a driver ( 180 ) coupled to a flow tube ( 800,900 ), the driver ( 180 ) configured to oscillate the flow tube in a drive direction, a pick-off sensor ( 170 L, 170 R) coupled to the flow tube ( 800,900 ), configured to measure a movement of the flow tube ( 800,900 ), and the flow tube ( 800,900 ) comprises a conduit ( 852 ) having an interior surface ( 854 ), and a plurality of inserts ( 856 a, 856 b, 856 c, 856 d, 956 a, 956 b ), each respective insert of the plurality of inserts ( 856 a, 856 b, 856 c, 856 d, 956 a, 956 b ) being coupled to at least a first position ( 858 ) on the interior surface ( 854 ) of the conduit ( 852 ).

A meter electronics ( 20 ) configured to notify of an event and apportion process data is provided. The meter electronics ( 20 ) comprises a memory ( 230 ) configured to continuously store the process data ( 410 ) for a duration ( 412 ), a processor ( 210 ) communicatively coupled to the memory ( 230 ). The processor ( 210 ) is configured to detect one or more events ( 430 ) in the process data ( 410 ) and at least one of generate a notification ( 460 ) and apportion the process data ( 410 ) based on the detected one or more events ( 430 ).

A system ( 700 ) for using a vapor pressure to determine a concentration of a component in a multi-component fluid is provided. The system ( 700 ) includes an electronics ( 710 ) communicatively coupled to a transducer ( 720 ) configured to sense a multi-component fluid. The electronics ( 710 ) is configured to determine a first vapor pressure, the first vapor pressure being a vapor pressure of a first component of the multi-component fluid, determine a second vapor pressure, the second vapor pressure being a vapor pressure of a second component of the multi-component fluid, and determine a multi-component vapor pressure, the multi-component vapor pressure being a vapor pressure of the multi-component fluid. The electronics ( 710 ) is also configured to determine a concentration of at least one of the first component and the second component based on the multi-component vapor pressure, the first vapor pressure, and the second vapor pressure.

A magnetic flow meter for measuring flow of a process fluid in a pipe, the flow meter includes a magnetic coil disposed adjacent to the pipe configured to apply a magnetic field to the process fluid. First and second electrodes disposed within the pipe which are electrically coupled to the process fluid and configured to sense an electromotive force (EMF) induced in the process fluid due to the applied magnetic field and flow of the process fluid and responsively provide respective first and second electrode signals. Output circuitry coupled to the first and second electrodes provides an output related to the sensed EMF. Diagnostic circuitry provides an electrode referenced diagnostic signal. A method is also provided.

A method and apparatus for operating a flowmeter ( 5 ) is provided. A process fluid is placed in the flowmeter ( 5 ). A temperature of the fluid is measured. A density of the fluid is measured. A velocity of sound (VoS) of the fluid is calculated. A mass flow rate error is calculated, and a corrected mass flow rate of the fluid is calculated.

A vibratory meter ( 5 ) configured to detect a measurement bias of a reference zero-flow value is provided. The vibratory meter ( 5 ) comprises a sensor assembly ( 10 ) and a meter electronics ( 20 ) communicatively coupled to the sensor assembly ( 10 ). The meter electronics ( 20 ) is configured to measure a plurality of zero-flow values of the sensor assembly ( 10 ) and compare the plurality of zero-flow values to a reference zero-flow value to determine a bias indicator of the reference zero-flow value.

A flowmeter ( 200 ) is provided. A first conduit ( 208 A) having an inlet leg ( 212 A) is fluidly coupled to a central conduit portion ( 212 C) being fluidly coupled to an outlet leg ( 212 ′A). A second conduit ( 208 B) having an inlet leg ( 212 B) is fluidly coupled to a central conduit portion ( 212 ′C) fluidly coupled to an outlet leg ( 212 ′B). The flow inlet ( 210 ) is fluidly coupled to first ends of the first and second conduit ( 208 A, 208 B), and the flow outlet ( 210 ′) is fluidly coupled to second ends of the first and second conduits ( 208 A, 208 B). The inlet legs ( 212 A, 212 B) and the outlet legs ( 212 ′A, 212 ′B) comprise central conduit portions ( 212 C, 212 ′C) disposed therebetween on the respective first and second conduits ( 208 A and 208 B). A manifold ( 206 ) is fluidly coupled to the inlet legs ( 212 A, 212 B) via a first fluid passage defined by the manifold, and the manifold ( 206 ) is fluidly coupled to the outlet legs ( 212 ′A, 212 ′B) via a second fluid passage defined by the manifold ( 206 ). A vibrable driver ( 214 ) is coupled to the manifold.