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| Number | Title | Issue Date |
| 8099248 | Flow rate measuring device, and gas supply system employing it, method for specifying gas appliance A flow rate measuring device has a flow rate measurement unit, an appliance registering unit, a calculating unit, a determining unit, a first appliance identifying unit, and a second appliance identifying unit. The appliance registering unit stores at least first ga... | 01/17/2012 |
| 8068999 | Multi-gas flow device A system and method of characterizing or controlling a flow of a fluid is provided that involves a sensor conduit and a bypass. A plurality of fluids may be utilized in the flow control device based on characteristic information of the device generated during calibr... | 11/29/2011 |
| 8068998 | Electromagnetic flowmeter An electromagnetic flowmeter that prevents fluctuations in the frequency of synchronized pulse signals due to momentary fluctuations of the power source voltage. The comparator of an AC synchronizing circuit that generates pulse signals synchronized to the frequency... | 11/29/2011 |
| 8055457 | Flow rate measuring device, and gas supply system employing it, method for specifying gas appliance A flow rate measuring device has a flow rate measurement unit, an appliance registering unit, a calculating unit, a determining unit, a first appliance identifying unit, and a second appliance identifying unit. The appliance registering unit stores at least first ga... | 11/08/2011 |
| 8027793 | Method and system of validating data regarding measured hydrocarbon flow A method and system of validating data regarding measured hydrocarbon flow. At least some of the illustrative embodiments are systems including a flow computer coupled to a metering tube and configured to measure fluid flow through the metering tube, and a superviso... | 09/27/2011 |
| 8024136 | Method for signal processing of measurement signals of a vortex flow transducer A method for signal processing of measurement signals of a vortex flow transducer for measuring flow of a medium through a measuring tube. The method is characterized by low needs as regards computing power and memory space. The transducer includes a bluff body arra... | 09/20/2011 |
| 8019559 | Sonic flow meter and method A flow meter and method for measuring flow in liquids which may have entrained bubbles or foreign matter. The meter performs alternate transit time and Doppler measurements. The transit time measurements are used to calculate flow so long as they are successful. If ... | 09/13/2011 |
| 8010303 | Multi-gas flow device A system and method of characterizing or controlling a flow of a fluid is provided that involves a sensor conduit and a bypass. A plurality of fluids may be utilized in the flow control device based on characteristic information of the device generated during calibr... | 08/30/2011 |
| 8000908 | Methods and systems for developing mesh networks and estimating air flow around vehicle body surfaces A method for developing a mesh network for analyzing air flow around a surface of a vehicle body includes the steps of determining a plurality of estimates for a flow direction for the air flow for a plurality of locations around the surface and generating the mesh ... | 08/16/2011 |
| 8000906 | Digital flowmeter A controller for a flowmeter includes an input module operable to receive a sensor signal from a sensor connected to a vibratable flowtube. The sensor signal is related to a fluid flow through the flowtube. The controller also includes a signal processing system ope... | 08/16/2011 |
| 8000907 | Fluid flow rate sensor and method of operation A probe for a thermo-anemometer-type fluid flow rate sensor is disclosed. The probe comprises a tubular body member having a thermally conductive housing disposed within a fluid passageway and a detection module in the housing. The detection module includes a detect... | 08/16/2011 |
| 7996160 | Meter electronics and methods for determining void fraction of gas Meter electronics (20) for determining a void fraction of gas in a flow material flowing through a flow meter (5) is provided according to an embodiment of the invention. The meter electronics (20) includes an interface (201) for receivin... | 08/09/2011 |
| 7983855 | Meter electronics and methods for generating a drive signal for a vibratory flowmeter A meter electronics (20) for generating a drive signal for a vibratory flowmeter (5) is provided according to an embodiment of the invention. The meter electronics includes an interface (201) and a processing system (203). The processing ... | 07/19/2011 |
| 7974792 | Meter electronics and methods for determining a liquid flow fraction in a gas flow material Meter electronics (20) for determining a liquid flow fraction in a gas flow material flowing through a flow meter (5) is provided according to an embodiment of the invention. The meter electronics (20) includes an interface (201) for rece... | 07/05/2011 |
| 7970557 | Gas appliance judgment apparatus and method A gas appliance judgment apparatus and method by which a type of gas appliance in use and the existence of a gas leak can be identified. In operation, noise is removed from measured instantaneous flow volume, whereupon the “length”, “initial flow volume” and... | 06/28/2011 |
| 7962293 | Apparatus and method for providing a stratification metric of a multiphase fluid flowing within a pipe A method and apparatus for determining a level of stratification of a multiphase fluid flow passing through a pipe is provided. The method includes, and the apparatus is operable to perform, the steps of: 1) determining a flow velocity of the multiphase fluid flow p... | 06/14/2011 |
| 7957919 | Process for the determination of the correct fuel flow rate to a vehicle engine for carrying out diagnostic tests A method for evaluation of the true fuel flow rate supplied to a test vehicle engine under various operation conditions is disclosed. The method includes the steps of determining the load applied to the tested engine by way of a deceleration test and determining the... | 06/07/2011 |
| 7941284 | Systems, apparatuses, and methods for measuring a fluid characteristic using a coriolis flow meter According to an illustrative embodiment, a system for calculating an average phase difference in a Coriolis flow meter includes a conduit for transferring a fluid. The conduit is caused to vibrate when the fluid flows through the conduit. The system also includes a ... | 05/10/2011 |
| 7941283 | Determining the flow rate of air in a computer system Some embodiments of the present invention provide a system that determines a flow rate of air along an airflow path in a computer system. During operation the system monitors a first temperature profile from a first temperature sensor located in a first position in ... | 05/10/2011 |
| 7930114 | Compensating for frequency change in flowmeters Motion is induced in a conduit that contains a fluid. The motion is induced such that the conduit oscillates in a first mode of vibration and a second mode of vibration. The first mode of vibration has a corresponding first frequency of vibration and the second mode... | 04/19/2011 |
| 7925456 | Method and apparatus for directing the use of a Coriolis flow meter A method and apparatus is disclosed that guides a user through a sequence of steps that will allow the user to complete a predefined task using the flow meter. The steps include: selecting a predefined task, displaying a sequence of steps that directs the user throu... | 04/12/2011 |
| 7917312 | Photoacoustic doppler flow sensing and imaging A method for measuring a fluid flow includes employing small light-absorbing particles as tracers that flow at the same speed as the fluid, measuring the photoacoustic Doppler shifts of the photoacoustic signals produced by these tracer particles, and determining, f... | 03/29/2011 |
| 7908096 | Integrated micromachined thermal mass flow sensor and methods of making the same An integrated mass flow sensor is manufactured by a process of carrying out a micro-machining process on an N or P-type silicon substrate with orientation . This mass flow sensor comprises an upstream thin-film heater, an downstream thin-film heater, and a pair... | 03/15/2011 |
| 7908097 | Methods and meter electronics for rapidly detecting a non-uniformity of a material flowing through a coriolis flowmeter Meter electronics (20) and methods for detecting a flow anomaly in a flow material flowing through a flow meter (5) are provided. The meter electronics (20) includes an interface (201) for receiving a vibrational response of the flow mate... | 03/15/2011 |
| 7904256 | Startup techniques for a digital flowmeter Startup and operational techniques for a digital flowmeter are described. The techniques select an optimal mode of operation for the digital flowmeter, depending on a current environment of the flowmeter. For example, during a startup operation of the flowmeter, the... | 03/08/2011 |
| 7890273 | Determining fluid and/or reservoir information using an instrumented completion To determine fluid flow information associated with a well, data from plural discrete temperature sensors in zones without radial fluid flow in the well are received. The fluid flow information associated with the well is derived by combining the received data from ... | 02/15/2011 |
| 7890274 | Method for quantifying hole flow rates in film cooled parts A method for measuring a flow rate through a cooling hole of a film cooled part includes the steps of 1) measuring a transient thermal response of an internal surface temperature corresponding solely to an inside portion of a cooling hole for a film cooled part resu... | 02/15/2011 |
| 7881883 | Device and method for the detection of an occlusion A method for detecting occlusions including providing a signal that characterizes a conveying status of a fluid, and determining from a difference between two such signals whether an occlusion has occurred. The invention encompasses a device for detecting an occlusi... | 02/01/2011 |
| 7881884 | Flowmeter array processing algorithm with wide dynamic range Methods and apparatus enable sensing flow of a fluid inside a conduit with an array of pressure or strain sensors. Inputs for a curve fit routine include power correlation values at one of multiple trial velocities or speeds of sound and several steps on either side... | 02/01/2011 |
| 7869963 | System and method for calculating chemical usage A system and method of calculating chemical usage during a refilling of a supply tank, which includes the steps of providing a chemical system having a first supply tank of known capacity, wherein the tank is mounted upon an electronic scale. The scale is capable of... | 01/11/2011 |
| 7869964 | Method for evaluation of absorption behavior of absorbent articles A method for designing an absorbent article and evaluating its absorption behaviour is disclosed. A system using the method, is also disclosed. The method may be used for analyzing movement of a fluid in an absorbent article that comprises fluid-swellable composite ... | 01/11/2011 |
| 7860667 | Gas measurement system A gas measurement system comprising a probe (10), the probe (10) comprises a sensor circuit comprising a thermal dispersion sensor (23) and a reference thermistor (24), the thermal dispersion sensor and the reference thermistor are dispos... | 12/28/2010 |
| 7853415 | Multi-measurement vortex flowmeter Two-wire transmitters are described in which the required voltage that a control room must supply to the transmitter is lower at high current than at low current, thus freeing up more voltage for other uses, and in which a constant set of operating voltages may be m... | 12/14/2010 |
| 7840363 | Determining total mill flow in a biofuel production process System and method for determining total mill flow (TMF) in a biofuel production process. Measured slurry flow and density values from a process fed by mill(s), backset, and at least one water source, are received. The slurry includes biomass solids and water. Measur... | 11/23/2010 |
| 7831397 | Force beam elevator and method of use for determining absolute flow and for calibration A system for ascertaining absolute fluid flow in a passage way comprises: a force beam that is inserted into a fluid; a carriage to support the beam, the carriage enabling the beam to move vertically in a fixed plane; one or more load cells incorporated with the bea... | 11/09/2010 |
| 7826986 | Method and system for operating a mass flow controller A system and method for operating a mass flow controller is described. One embodiment validates the operation of a mass flow controller thermal sensor, including detecting zero drift and span drift in the sensor by comparing the thermal sensor output to a pressure s... | 11/02/2010 |
| 7809514 | Flow rate measurement device A flow rate measurement device (1) connected to a household gas supply pipe includes: a flow rate sensor (3) which measures a flow rate at predetermined time intervals; a computing unit (6) which differentiate the measured flow rate; a library (... | 10/05/2010 |
| 7805261 | Meter electronics and methods for rapidly determining a mass fraction of a multi-phase fluid from a coriolis flow meter signal Meter electronics (20) for determining a mass fraction of flow components in a flow material flowing is provided according to an embodiment of the invention. The meter electronics (20) include an interface (201) for receiving a frequency respons... | 09/28/2010 |
| 7788046 | Method for operating a magneto-inductive flow measuring device A medium to be measured is allowed to flow through a measuring tube of a flow meter and a magnetic field passing at least sectionally with a time-varying intensity through the medium in the measuring tube is produced in such a manner that a measurement voltage is in... | 08/31/2010 |
| 7742883 | Faucet flow timing system that monitors volume of water usage A battery powered, low voltage faucet flow timer, water usage calculator, and energy consumption awareness meter is simple to install and calibrate and may enable a user to understand the water usage associated with showering, bathing or other open faucet water use ... | 06/22/2010 |
