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WO/2013/041148A1 |
A method of calibrating a level gauge system using electromagnetic signals to determine a filling level of a product in a tank. The level gauge system comprises a real time sampler for sampling a reflection signal with a sampling period ...
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WO/2013/001495A9 |
Device (1) for checking the calibration of catching instruments measuring rainfall intensity, which comprises a plurality of containers (2a, 2b, 2c) having a predetermined internal volume (VI, V2, V3), the volume of at least two of said ...
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WO/2013/043523A1 |
A small volume prover apparatus and method for precisely measuring the flow rate of a fluid via a cylindrical component such as a flow tube. A precision bore cylinder and a piston can be configured with a valve arrangement in order to pe...
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WO/2013/029664A1 |
The present invention provides an ultrasonic measurement device and a method for operating the same. The ultrasonic measurement device (100) includes a first ultrasonic transducer (102a) and a second ultrasonic transducer (102b) which ar...
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WO/2013/033198A1 |
Variable volume systems and methods of use thereof described herein are capable of making calibrated determinations of fluid properties and phase behavior of a fluid sample. The determinations can be calibrated based on one or more calib...
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WO/2013/022695A1 |
Example methods and apparatus for level loop control are disclosed. A disclosed example method includes determining via a sensor a first pressure of a liquid in a tank, determining via a turbine flow meter a second pressure of the liquid...
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WO/2013/017876A1 |
An apparatus is provided for aiding the validation of flow measurement equipment (30), the apparatus comprising: a validation module (50) configured to receive data representing a primary characteristic of a fluid flowing in a pipeline(2...
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WO/2013/017405A1 |
The invention relates to a method for detecting a deposit formation or an abrasion on a first measuring tube (A) of a flow meter (2) through which a medium flows. A first temperature time curve is detected by means of a first temperature...
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WO/2013/018020A1 |
A reference measurement apparatus for a multiphase flow meter comprising: a sampling and measuring chamber coupled to a sampling port via a sample transfer line for extracting the sample having at least one of the gas phase and the liqui...
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WO/2013/014130A1 |
The present invention relates to a method of tracking the evolution of the flow rate in a closed hydraulic conduit, according to which said flow rate is measured continuously by implementing the following steps: - measurement of a differ...
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WO/2013/006090A1 |
The invention concerns flow metering equipment and can be used for calibration of ultrasonic flow meters for single-phase liquids (gases) used in the petroleum, oil, gas and other industries. The technical effect consists in that the flo...
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WO/2013/002759A1 |
A vibratory flow meter (5, 300) is provided. The vibratory flow meter (5, 300) includes a flow meter assembly (10, 310) including at least two vibration sensors (170L and 170R, 303 and 305) that generate at least two vibrational signals ...
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WO/2012/175493A1 |
In a method for determining the flow rate of fluids using the ultrasonic transit-time method, the flow speed and therefore the flow rate of the fluid is determined from the transit-time of ultrasound signals through the measurement secti...
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WO/2012/146336A1 |
The invention relates to a device for measuring a fuel flow in a testing unit, wherein said device comprises a measuring module (10) for measuring the fuel flow guided through the measuring module (10) and a conditioning module (11) disp...
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WO/2012/147413A1 |
A water level measuring device comprises: a toilet provided with a bowl for storing collected water and catching excrement; a vertical pipe-shaped water level forming pipe with the upper end thereof as an atmosphere release end; a pressu...
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WO/2012/144949A1 |
The invention relates to a method for determination of remaining volumes of liquid reducing agent in a container pertaining to an SCR system for exhaust cleaning. The method comprises the steps of continuously determining remaining volum...
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WO/2012/144945A1 |
The invention relates to a method pertaining to an SCR system for exhaust cleaning which comprises a container (205), to accommodate a reducing agent, and a dosing unit (250). The method comprises the steps of - continuously detecting (S...
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WO/2012/139852A1 |
The invention describes a method for calibrating and/or monitoring a coherent frequency-modulated continuous wave radar filling level measuring device, which method is based on measuring a distance to a reference reflector (15) arranged ...
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WO/2012/123344A1 |
The invention relates to a method for calibrating a fill level sensor, which is used to determine the fill level of a liquid in a container, wherein the fill level sensor has a disk-shaped ultrasonic transducer, which is made of piezoele...
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WO/2012/118690A1 |
A system (102) for measuring flow of process fluid through process piping (106) in an industrial process includes a flow restriction element (110) in the process pipe. A first differential pressure transmitter (124) is configured to meas...
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WO/2012/116002A2 |
A device for automated calibration of a multiphase flowmeter comprising a tube for trapping a multiphase sample along with three ultrasound (US) transducers is described herein. The calibration device is placed vertically, using two valv...
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WO/2012/108992A2 |
A system and method for calibrating an ultrasonic flow meter. In one embodiment, a method includes disposing a fluid circulating device within a flow meter. Fluid is circulated in the flow meter by operation of the fluid circulating devi...
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WO/2012/102701A1 |
Capacitances are measured for a level measurement capacitive sensor (18) spanning from a lower end to a higher end of a fluid level measurement range (30), a first capacitive calibration sensor (20) below the fluid level measurement rang...
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WO/2012/099777A2 |
Apparatus and methods for proving a flowmeter. In one embodiment, a flowmeter prover includes a flow tube, a displacer, and a signal analyzer. The displacer is moveable in a flow passage of the flow tube. A magnetic target is disposed on...
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WO/2012/100181A1 |
A mass flow controller and method for operating the same is disclosed. The mass flow controller includes a mass flow control system to control the mass flow rate of a fluid, and a data logging component that obtains snapshots of conditio...
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WO/2012/097194A1 |
Systems and methods are disclosed for differential pressure meters (60) having a constant beta edge boundary (64) defined by fluid displacement members (62, 104, 106) of the meter (60). In some embodiments, a differential pressure meter ...
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WO/2012/093436A1 |
The present invention makes it possible to perform flow rate measurement by means of a flow rate controller for a gas feeder more quickly and precisely, and makes it possible for a flow rate measurement device used for said measurement t...
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WO/2012/081136A1 |
A gas measurement device (1) of the present invention includes: a flow rate measurement device (5) for measuring the gas flow rate; and a measurement result calculation unit (21) and a liquid crystal display unit (2) for obtaining an int...
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WO/2012/078782A1 |
A method and system for in situ calibrating a flow metering system to monitor fluid flow in a pipe from a well is provided. The method includes the steps of: a) measuring a first characteristic of the fluid flow exiting the well using a ...
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WO/2012/066372A1 |
A first A/D conversion unit (26) converts an analog flow signal (i.e., a flow signal component and noise component) supplied from an AC amplifier circuit (22) to a digital signal. Given, for example, one period of an excitation frequency...
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WO/2012/047621A1 |
A mount and housing for fluid meter components, including transducers, is directly coupled to fixation points on a pipe exterior circumference without external straps. The mount may be selectively coupled and decoupled from the pipe fixa...
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WO/2012/040017A2 |
A method includes initiating a test of a servo gauge (110) by causing the servo gauge to attempt (406) to move a displacer (112) of the servo gauge, where the servo gauge uses a drum (208) to move the displacer in a tank (102). The metho...
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WO/2012/034183A1 |
A test module for a twin pitot tube airflow meter including a differential pressure sensor, the module including a controller coupled to a series of solenoid valves to control the differential pressure signal from the pitot tubes to the ...
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WO/2012/031981A1 |
A method of monitoring operation of a radar level gauge system installed at a tank and arranged to determine a filling level of a product contained in the tank. The method comprises the steps of: providing a first propagation property di...
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WO/2012/031842A1 |
The invention relates to a method for detecting a complete or partial stoppage of a measurement tube (A; B) of a Coriolis flow meter (2) that can be inserted in a pipeline and comprises a measurement transducer of the vibratory type, hav...
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WO/2012/032318A1 |
A capacitive liquid level sensor is provided comprising a capacitive probe having a capacitance and comprising a sensing tip wherein the capacitive probe is configured such that the capacitance of the probe changes when the sensing tip i...
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WO/2012/028772A1 |
In the method for calibrating a flow meter, at least two acoustic sensors (7, 8) are arranged at a distance to each other on a straight measuring portion (5), and a tracer (6) is fed into the fluid flowing in the process pipe (4) at a se...
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WO/2012/019814A1 |
The invention relates to a method for limit level monitoring using a radiometric limit switch comprising an emitter (5) that emits a beam of radiation along a beam path running at the height of the limit level to be monitored, wherein sa...
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WO/2012/016581A1 |
The invention relates to a Coriolis mass flowmeter and also to a method for operating a Coriolis mass flowmeter (1). The Coriolis mass flowmeter (1) comprises at least one measurement tube (2, 3) through which a medium flows, at least on...
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WO/2012/016652A1 |
Both a flow meter system and method are provided for accurately measuring the percentage amounts of liquid and gas phases in a multiphase flow through a conduit when the liquid phase constitutes a small minority portion (e.g., less than ...
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WO/2012/014375A1 |
Flow-rate calibration is executed, by opening just an exit-side opening/closing valve of a flow-rate controller to be calibrated and letting gas with a set flow-rate flow into a calibration unit (5), measuring, at time (t0) when gas temp...
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WO/2012/007753A1 |
There is described a monitoring apparatus comprising at least three sensors capable of detecting a characteristic of a fluid, the sensors located within a fluid to be monitored; each sensor comprising a probe arranged to enclose a temper...
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WO/2012/005028A1 |
Disclosed is a piston prover which enables smooth movement of a measuring piston through a measurement cylinder without applying more than necessary load to the measuring piston and which has a simplified structure with reduced parts cou...
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WO/2012/005663A1 |
High accuracy mixing of fluids in a disposable fluid processing system with at least two pumps is provided by a method where a calibration fluid volume is pumped through each pump via a flow meter at least one calibration pump speed whil...
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WO/2011/162592A1 |
A method and system for validating energy measurement in a high pressure gas distribution network. The method comprises the steps of calculating a validation energy value using an artificial neural network (ANN) engine based on measured ...
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WO/2011/125338A1 |
A mass flow controller (MFC), a method for calibrating an MFC, and a method for operating an MFC are disclosed. The method for calibrating the MFC includes obtaining data relative to two signals from a thermal mass flow sensor when opera...
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WO/2011/113211A1 |
A vehicle setting and calibration device comprises a signal processing device(1); a standard tank(2) connected to a tank(5) to be calibrated through a pipe(6); a first liquid level sensor(3) mounted on the standard tank(2); and a second ...
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WO/2011/111942A2 |
The present invention relates to a method for controlling the liquid level of a pressure tank in a piping system which comprises: a pressure tank; a first level sensor, a second level sensor and a third level sensor which independently m...
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WO/2011/106336A1 |
The invention is a container with a neck extension having a sight glass and containing indicia to enable a user to verify the liquid content of the container with a graduated level indicator. The container enables a user to verify whethe...
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WO/2011/080290A1 |
The invention relates to a logging tool for determining the properties of a fluid surrounding the tool arranged downhole in a casing comprising a wall and having a longitudinal extension. The logging tool has a substantially longitudinal...
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