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7369949 |
Electromagnetic flowmeter
An electromagnetic flowmeter includes a measuring tube, an electrode, an exciting unit, a signal conversion unit, and a flow rate calculating unit. The signal conversion unit extracts a ∂A/∂t c...
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7369230 |
Apparatus and method for measuring particulate flow rate
An apparatus for measuring the rate of flow of a volume of particulate material comprising a transparent tube of known cross-sectional area, means for supplying a flow of particulate material throu...
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7367241 |
Differential pressure type flowmeter and differential pressure type flow controller
A differential pressure type flowmeter comprises an orifice, a detector to detect a fluid pressure P 1 on the upstream side of an orifice, a detector to detect a fluid pressure P 2 on the downstr...
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7367240 |
Apparatus and method for providing a flow measurement compensated for entrained gas
A apparatus 10, 110 is provided that measures the speed of sound and/or vortical disturbances propagating in a fluid or mixture having entrained gas/air to determine the gas volume fraction of th...
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7367239 |
Piezocable based sensor for measuring unsteady pressures inside a pipe
A piezocable-based sensor for measuring unsteady pressures inside a pipe comprises at least one cable extending around at least a portion of a circumference of the pipe. The cable includes a first ...
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7367230 |
Flow rate detector and flow controller
A path detector is constructed so that a path block body, which forms a given path and which has a flow sensor interposed in the path, and a circuit board having an electric circuit mounted thereon...
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7366621 |
Program product to measure density, specific gravity, and flow rate of fluids
Program product to measure fluid flow characteristics in a pipeline is provided. A vortex-shedding body is positioned within the pipeline to form vortices. A vortex meter can include a vortex frequ...
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7363824 |
Flow sensor
A flow sensor for flowing media with a cylindrical housing ( 2 ) and with a sensor element located in the housing ( 2 ), the housing ( 2 ) preferably having an outside thread ( 3 ) and being screwa...
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7363811 |
Measurement pickup
A measurement pickup is provided offering a high measure of safety and having a measurement pickup housing, a sensor element arranged in the measurement pickup, at least one connection element clos...
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7363808 |
Method, system and computer program product for nacelle wind speed correction
A technique for correcting measurement error in data produced by a nacelle-based anemometer and for determining free stream wind speed for a wind turbine involves ascertaining parameters related to...
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7363689 |
Method for producing vibration-type measuring sensor
This sensor, for a fluid and suitable for use in a pipeline at least temporarily containing the fluid flowing therethrough, has at least one curved measuring tube, which vibrates during operation a...
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7363174 |
Apparatus and method for measuring a fluid flow rate profile using acoustic doppler effect
An apparatus and method for measuring a flow velocity profile of fluid traveling in a pipe or conduit uses an ultrasonic wave transmitted from an ultrasonic wave transducer mounted at an angle on t...
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7363125 |
Tracking system and autonomous mobile unit
A tracking system of the present invention includes a transponder 20 attached on a moving object 2 and an autonomous mobile unit 1 for tracking the transponder 20 . The autonomous mobile uni...
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7360454 |
Flowmeter having a float and a displacement sensor
A flowmeter can measure a small flow rate of fluid with high measurement precision, can be made small-sized, can deal with a variety of types of chemicals, and can be produced easily at a low cost....
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7360453 |
In-line measuring devices and method for compensation measurement errors in in-line measuring devices
The measuring device comprises, for measuring multi phase mixture, a vibratory-type transducer and a measuring device electronics electrically coupled with the vibratory-type transducer. The transd...
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7360452 |
In-line measuring devices and method for compensation measurement errors in in-line measuring devices
The measuring device comprises, for measuring multi phase mixture, a vibratory-type transducer and a measuring device electronics electrically coupled with the vibratory-type transducer. The transd...
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7360451 |
Measuring transducer of vibration-type
A measuring transducer includes a transducer housing, as well as an internal part arranged in the transducer housing. The internal part includes at least one curved measuring tube vibrating, at lea...
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7360450 |
Flowmeter
A flowmeter for measuring a flow velocity of a fluid in a pipeline includes a measuring tube having opposite ends. Two ultrasonic transducers are disposed respectively at the opposing ends of the m...
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7360449 |
Ultrasonic fluid measurement instrument having a plurality of split channels formed by partition boards
An ultrasonic fluid measurement instrument is capable of highly accurate fluid measurement. A measurement part is provided forming a plurality of split channels partitioned by partition boards half...
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7360448 |
Ultrasonic flow sensor having reflecting interface
An ultrasonic flow sensor that includes a conduit having a length, a first ultrasonic transducer disposed at a first position along the length of the conduit, a second ultrasonic transducer dispose...
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7360447 |
Flow meter having a reflector with spherical-concave surface
The invention relates to a flow meter for liquid or gaseous media, the flow meter has a measuring channel through which the medium flows, at least one inlet channel and at least one outlet channel ...
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7360446 |
Ceramic oscillation flow meter having cofired piezoresistive sensors
An apparatus is provided for measuring the amount of fluid ( 21 ) flowing in a channel ( 18, 20 ). The apparatus comprises a fluidic oscillation flow meter ( 10 ) including a housing ( 14 ) definin...
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7360445 |
Flow sensor
A flow sensor need not have any special terminal for voltage value supply, and can obtain a ratiometric output function at low cost and small size. A calculation circuit calculates, as a reference ...
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7357133 |
Triggering circuit for an aerosol drug-dispensing device
An electronic gas flow triggering circuit for use in an aerosol drug dispensing device has a voltage source and a self-nulling circuit to which voltage is supplied from the voltage source. A hot wi...
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7357040 |
Torus wedge flow meter
A flow meter for measuring the volume of fluid flowing through the meter includes an inner cylindrical tube through which the fluid flows and an outer cylindrical tube tending over the inner cylind...
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7357039 |
Coriolis mass measuring device
A Coriolis mass flow measuring device includes a vibratory measuring transducer having at least one measuring tube, which has medium flowing through it during operation. In operation, the measuring...
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7353718 |
Mass flowmeter of the Coriolis type
A mass flowmeter of the Coriolis type with a tube through which a medium flows during operation and with excitation elements for causing the entire tube or part thereof to perform a rotational vibr...
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7353717 |
Vibratory transducer
To conduct a fluid, the transducer has a flow tube which in operation is vibrated by an excitation assembly and whose inlet-side and outlet-side vibrations are sensed by means of a sensor arrangeme...
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7353703 |
Method for detecting the fuel quantity during the refueling of a motor vehicle
In an example method for detecting the fuel quantity during the refueling of a motor vehicle, the volume of the fuel conducted to the motor vehicle during the refueling operation and the temperatur...
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7351034 |
Impeller device for data acquisition in a flow
This invention relates to an impeller device for data acquisition in a flow. It comprises a support ( 3 ) with two bearing blocks ( 4.1, 4.2 ) to hold a spindle ( 2 ) around which the impeller ( 1 ...
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7350423 |
Real time usage monitor and method for detecting entrapped air
A dispensing system for feeding paste through a screen onto a workpiece monitors the position of a piston applying pressure to the paste with a linear variable differential transformer and sets lim...
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7350422 |
Vibration-type measurement pickup for measuring media flowing in two medium-lines, and inline measuring device having such a pickup
A measurement pickup includes at least four measuring tubes for conveying media to be measured. Each measuring tube has a first in-/outlet end and a second in-/outlet end. During operation, the mea...
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7350421 |
Vibratory measurement transducer
The measurement transducer includes a transducer housing, which exhibits a plurality of natural oscillation modes, as well as at least one first flow tube held oscillatably in the transducer housin...
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7349819 |
Method for providing robustness to the solution of the cubic equation of state
The cubic equations of state (CEOS) relate pressure, temperature and molar volume of a mixture. The deviation of the physical properties of a mixture from ideality is expressed by the compressibili...
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7349813 |
Fault tolerant power system architecture for fluid flow measurement systems
To provide a fault-tolerant architecture to supply electrical operating power in fluid flow measurement applications, apparatus and associated systems, computer program products, and methods includ...
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7347089 |
Gas volume contents within a container, smart volume instrument
A method for determining the volume of an incompressible gas in a system including incompressible substances in a zero-gravity environment. The method includes inducing a volumetric displacement wi...
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7346434 |
Electronically controlled fluid limiting apparatus and method for use thereof
A flow control apparatus and method for operating the apparatus are disclosed. The flow control apparatus comprises a main supply line, a first valve, a first pressure transducer, a rotary meter, a...
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7343823 |
Ultra low pressure drop flow sensor
A fluid velocity sensor includes a sensor die for detecting a fluid property of a fluid flowing through a low resistance flow channel defined by a flow channel wall. One or more tap can be oriented...
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7343822 |
Method for operating a mass flow meter
A method for operating a mass flowmeter that employs the Coriolis principle and through which flows a medium, wherein the mass flowmeter incorporates a measuring tube that can be stimulated to osci...
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7343821 |
Device for coupling an ultrasound clamp-on measuring head on the wall of a tube
The invention relates to a device for coupling ultrasound clamp-on throughflow measuring heads to a high-temperature measuring tube. The invention is characterized in that a thin coupling plate is ...
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7343820 |
Apparatus and method for fiscal measuring of an aerated fluid
A method and apparatus for performing a fiscal measurement of at least one characteristic of an aerated fluid flowing within a pipe is provided, wherein the apparatus includes at least one metering...
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7343819 |
Flow meter for gaseous media
For the purpose of metering a flow of gaseous media, there is arranged a perturbation body in a measuring chamber which has a medium flowing through it, and an ultrasonic excitation signal is trans...
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7343818 |
Apparatus and method of measuring gas volume fraction of a fluid flowing within a pipe
A clamp on apparatus 10,110 is provided that measures the speed of sound or acoustic disturbances propagating in a fluid or mixture having entrained gas/air to determine the gas volume fraction o...
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7343817 |
Magnetic flow meter with unibody construction and conductive polymer electrodes
A magnetic flow metering device and method is disclosed for the measurement of corrosive flow streams. The device utilizes a unibody construction wherein the flow conduit is constructed entirely fr...
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7341568 |
Method and device for determining blood volume during an extracorporeal blood treatment
The invention relates to a method for determining blood volume during extracorporeal blood circulation, which is based on measuring the propagation rate or propagation time of the pulse waves propa...
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7340967 |
Device for measuring a mass flow rate of a particulate material
A device for measuring a mass flow rate of a flow of particulate material which moves in a predetermined direction. The device includes a weighing cell, a first apparatus, a second apparatus, and a...
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7340966 |
Sensor with water ingress protection
A gas monitoring system that comprises a sensor, a first valve, and a second valve. The sensor is disposed within a sensor housing that has an inlet and an outlet. The sensor generates a signal bas...
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7340965 |
Mass flowmeter of the Coriolis type
A mass flowmeter of the Coriolis type with a tube that forms a mechanically closed loop through which a medium flows during operation, and with preferably electromagnetic, contactless excitation el...
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7340964 |
Coriolis mass flow meter
A Coriolis mass meter with two tube sections connected by a coupling extending between connection points of the tube sections wherein the coupling extends a distance between the connection points w...
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7340963 |
Method for magneto-inductive determination of the flow rate of a medium
The invention relates to a magneto-inductive method for determining the flow rate of a medium flowing through a measuring tube in the direction of the measuring tube axis. In order to be able to de...
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