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7379828 |
Method and apparatus for determining a quality metric of a measurement of a fluid parameter
An apparatus for measuring a parameter of a fluid passing through a pipe includes a spatial array of at least two sensors disposed at different axial locations along the pipe. Each of the sensors...
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7373266 |
Sensor calibration using selectively disconnected temperature
Calibration of a sensor circuit that includes a sensor, a temperature measurement circuit and a signal processing path. The sensor senses a physical parameter to be measured and generates an...
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7364563 |
Continuous volume detection for a flexible venous reservoir in a cardiopulmonary bypass circuit
A continuous volume detection system for a flexible venous reservoir in a cardiopulmonary bypass circuit is described. The volume detection system is based on a pressure measurement that is...
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7363189 |
Method and device for detecting decompression of tires, and program for judging decompression of tires
A detection method of reducing the air pressure of tires based on the rotational speed of wheels mounted on a vehicle. The method includes steps of: determining the rotational speed of each wheel,...
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7356427 |
Methods and systems for estimating a nominal height or quantity of a fluid in a mixing tank while reducing noise
Systems and methods are provided for estimating the height of a fluid contained in a mixing tank. A dynamic control device which operates as an external observer is used for controlling and...
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7349814 |
Measurement method and arrangement
The invention relates to a method and an arrangement for measuring a liquid flow in connection with a pump system. The invention is preferably implemented in a pump system where the pump ( 240 ) is...
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7346460 |
Downhole PV tests for bubble point pressure
The present invention provides an objective bubble point pressure determination method enables new applications of downhole PV (Pressure Volume) test results such as in situ measurement of the...
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7342504 |
Monitoring system and method
A monitoring system includes one or more monitoring devices, positioned in sewer manholes, storm drains, etc., and a remote monitoring station that communicates wirelessly therewith. The monitoring...
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7340353 |
Dual function flow measurement apparatus having an array of sensors
A dual function flow measurement apparatus is provided that combines the functionality of an apparatus that measures the speed of sound propagating through a fluid flowing within a pipe, and...
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7337077 |
Program for calculating displacement of fluid and method for acquiring variables
In calculating a displacement of a fluid, the displacement is calculated with the fluid regarded as an elastic structural body for a given period of time. This is founded on the idea that fluid is...
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7330797 |
Apparatus and method for measuring settlement of solids in a multiphase flow
A method and apparatus for measuring a parameter of a flow passing through a pipe is provided, wherein the apparatus includes at least two spatial array of sensors disposed at different axial...
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7330796 |
Methods and apparatus for using water use signatures and water pressure in improving water use efficiency
A method to identify a water flow anomaly in a system having first and second water using devices to generate baseline data that preferably has water use signatures and corresponding water pressure...
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7328113 |
Method for calibrating a volumetric flow meter having an array of sensors
A method and apparatus are provided for calibrating a flow meter having an array of sensors arranged in relation to a pipe that measures a flow rate of a fluid flowing in the pipe. The method...
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7324901 |
Water measurement auto-networks
Water measurement auto-networks and methods of operation are disclosed herein. An exemplary method may include determining a water level at a first water measurement station in an auto-network. The...
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7315788 |
Computer program for continuously monitoring a fluid storage system using synchronized sensors
A computer readable medium with a plurality of computer instructions for causing the processor to monitor and regulate a fluid storage system is disclosed. Computer instructions are used for...
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7304588 |
Monitoring technology
An apparatus for monitoring an article or system, particularly an LP or propane tank, includes a transmission unit, a base unit and a host unit. The transmission unit is disposed on or near the...
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7295933 |
Configurable multi-function flow measurement apparatus having an array of sensors
A configurable multi-function flow measurement apparatus is provided that can selectably function to measure the speed of sound propagating through a fluid flowing within a pipe and/or to measure...
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7295934 |
Flow meter performance monitoring system
Apparatus and associated systems, methods and computer program products relate to monitoring the performance of an operating gas meter by automatic and substantially continuous differential...
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7277802 |
Method and system for providing a linear signal from a mass flow transducer
A method and system for providing a linear signal from mass flow transducer approximates the error from the original raw signal using discrete sine functions and subtracts the approximated error...
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7272525 |
Portable fluid sensing device and method
Fluid monitoring methods, systems and apparatus are disclosed, including a portable subassembly that is in electrical communication with a sensor in contact with the fluid being monitred. Preferred...
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7263459 |
System for acquiring data from facilities and method
A field instrument and system for obtaining pressure, flow and temperature data from a facility. The field instrument includes an enclosure having an opening therein. An integrated analog sensor is...
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7263448 |
Continuous flow chemical metering apparatus
A continuous flow chemical metering apparatus includes a measuring vessel adapted to hold a column of fluid, a sensor for determining head pressure and a processor to establish calibration data...
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7260486 |
Method for operating and/or reviewing a magneto-inductive flow meter
A flow meter includes a measuring tube for conveying a fluid to be measured and a magnetic field system, which has at least one field coil, through which an exciter current (I M ) flows, at least...
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7249000 |
Fluid monitoring systems and methods with data communication to interested parties
Various sensor unit configurations are disclosed within the context of a fluid quality monitoring system. The distribution of sensor units can be accomplished using existing product distribution...
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7239967 |
Method, computer program product and use of a computer program for stabilizing a multiphase flow
A method for stabilizing a multiphase flow in a flow line, where instability of the multiphase flow is caused by at least one slug. At least one pressure variable is continuously measured at a flow...
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7231305 |
Flow rate determination
A method for determining the bubble point pressure and the true flow rate of a fluid in a flow line of a flowing well is provided, wherein the method includes modifying fluid pressure in a...
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7228727 |
Lubricity measurement using MEMS
A system that facilitates in situ determination of lubricity in a fluid comprises a multi-element sensor positioned within a machine, wherein the multi-element sensor obtains data regarding a...
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7228241 |
Systems, methods and apparatus for determining physical properties of fluids
In some embodiments, systems and methods and apparatus are provided through which the equation of state is used to control a process through analyses of one or more properties of a fluid through an...
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7225085 |
Precision gas flow meter
A precision gas flow meter that is capable of measuring small flow rates of gasses precisely in the range of 0.01 to 10 L per minute. The meter is designed to measure the gas flow in small volume...
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7225081 |
Application specific integrated circuitry for controlling analysis of a fluid
A circuit chip is disclosed. The circuit chip includes analog-to-digital processing circuitry that is capable of interfacing with a sensor and host electronics. The analog-to-digital processing...
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7219021 |
Multiple wireless sensors for dialysis application
A sensor system for dialysis applications includes a plurality of pressure sensors, wherein each pressure sensor can be provided as an LC type sensor, and/or an RLC type sensor. Each sensor among...
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7212929 |
Moisture data-acquiring device and image-forming apparatus
A moisture data-acquiring device has a force-applying unit for applying an external force to a sheet, a force-receiving unit for receiving the external force through the sheet, a signal outputting...
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7203606 |
Information processing apparatus for numerically analyzing incompressible fluid and method therefor
During an incompressible fluid movement, three consecutive times during the movement of the fluid are called first, second, and third times in time order, calculation is performed with two...
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7200493 |
Method for screening crystallization or amorphous stage conditions for molecules
A system and a method for screening of nucleation tendency of a molecule, such as a macromolecule, based on acoustic, electrostatic or hybrid acoustic/electrostatic levitation of a droplet for...
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7197409 |
Compensating for surface movement of liquid product within one or more liquid product tanks during capture of height and volume data
Disclosed are systems, methods, and computer program products to compensate for surface movement of liquid product within one or more tanks during a liquid product book to physical reconciliation...
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7191072 |
Pressure and temperature measurement of a piezo-resistive device using differential channel of a ratiometric analog to digital converter
A temperature and pressure measuring circuit is provided. The circuit comprises an uncompensated pressure transducer, an analog-to-digital converter, a reference resistive device, and first and...
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7188515 |
Nanoliter viscometer for analyzing blood plasma and other liquid samples
A microfabricated, a nanoliter capillary viscometer includes a first channel that is defined by a first channel-defining surface in a first substrate and a second channel defining surface in a...
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7171316 |
Flow assurance monitoring
In one oil production operation, a fluid conduit transports a fluid from a wellhead to a floating production platform. To prevent an occurrence of formations that obstruct the flow of fluid in the...
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7162374 |
Device for the determination of flow parameters for a fluid and method for operating such a device
A device for determining flow parameters, particularly the temperature and flow speed and changes therein, in a fluid flow for monitoring and a fire recognition or oxygen measuring device provided...
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7158897 |
Integrated circuitry for controlling analysis of a fluid
Circuitry for processing signals used to determine characteristics of a fluid under-test is provided. The circuitry includes a compensation device and integrated circuitry for interfacing with a...
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7152017 |
Numerical analysis system using hybrid grid adaptation method
The numerical analysis system of the invention analyzes the dynamical state of the compressible fluid employing Hybrid Grid Adaptation Method by Finite Volume Method. The initial grid data are...
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7146281 |
Stackable printer system
A compact printer system includes at least a printer module and at least one of a range of further modules, which are connectable together to form a rod-shaped printer system. Each module has a...
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7139667 |
Method for calibrating a volumetric flow meter having an array of sensors
A method and apparatus are provided for calibrating a flow meter having an array of sensors arranged in relation to a pipe that measures a flow rate of a fluid flowing in the pipe. The method...
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7136775 |
Method and device for detecting decompression of tires, and program for judging decompression of tires
A detection method of reduced air pressure of tires based on the rotational speed of wheels mounted on a vehicle. The method includes steps of: determining the rotational speed of each wheel,...
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7133786 |
Method and apparatus for measuring nonhomogeneous flow phase velocities
The present invention relates to a dual velocity method and apparatus for measuring flow rate of a fluid, independent of flow regime, the fluid having a plurality of components, at least one of...
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7130751 |
Method and device for detecting leaks in reciprocating machinery
A method of and device for detecting a leak in reciprocating machinery, comprising at least two pistons, by the volume flow at least out of the reciprocating machinery being monitored and analysed,...
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7130738 |
Method and apparatus for measuring oil aeration of an engine
A density ρ 0 of pure oil and a density ρ a of air are calculated based on a measured oil pressure P and a measured oil temperature T of an oil line connecting a hydraulic pump of an engine and...
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7127360 |
Dual function flow measurement apparatus having an array of sensors
A dual function flow measurement apparatus is provided that combines the functionality of an apparatus that measures the speed of sound propagating through a fluid flowing within a pipe, and...
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7124037 |
Devices, systems, and methods for monitoring the operation of an injection molding machine
Devices, systems, and methods for monitoring the operation of an injection molding machine, for example, a wax injection molding machine, are disclosed. The devices, systems, and methods may be...
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7124038 |
Method and apparatus for automatically generating airfoil performance tables
One embodiment of the present invention provides a system that facilitates automatically generating a performance table for an object, wherein the object is subject to fluid flow. The system...
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