38 patents
Utility
Magnetic-Inductive Flowmeter
28 Dec 23
A magnetic-inductive flowmeter includes a measuring tube for guiding an electrically conductive medium, a magnetic field device, a magnetic field guiding device, and a control and evaluation unit.
Cornelis Johannes Hogendoorn, Arthur den Haan
Filed: 23 Jun 23
Utility
Coil Arrangement for a Flowmeter and Method of Manufacturing a Coil Arrangement
21 Dec 23
A coil arrangement for a flowmeter, in particular a Coriolis flowmeter or a magnetic-inductive flowmeter, having a coil, wherein the coil has a coil body and has at least one coil winding made of an electrically conductive material.
Alex Wanstall, James Blackmore
Filed: 6 Apr 23
Utility
Ultrasonic Flowmeter
14 Dec 23
An ultrasonic flowmeter includes first and second ultrasonic transducers and a control and evaluation unit.
Willemijn Schipper, Jeroen Martin van Klooster, Arie Huijzer
Filed: 14 Jun 23
Utility
Ultrasonic Transducer
28 Sep 23
An ultrasonic transducer for an ultrasonic flowmeter includes a piezoelectric transducer element arranged between first and second holding elements.
Willemijn Schipper
Filed: 24 Mar 23
Utility
Flowmeter and Method for Operating Same
28 Sep 23
A flowmeter for a multi-phase medium includes an ultrasonic transducer, a permittivity sensor, and a controller.
Cornelis Johannes Hogendoorn, Michael Vogt
Filed: 13 Mar 23
Utility
Ultrasonic Transducer and Ultrasonic Flowmeter
27 Apr 23
An ultrasonic transducer for an ultrasonic flowmeter includes a transducer housing and a transducer element arranged in the transducer housing for generating and/or receiving ultrasonic signals at least in a useful frequency range of the ultrasonic transducer.
Alejandro Marcos Aragón, Sabiju Valiya Valappil, Cornelis Johannes Hogendoorn
Filed: 21 Oct 22
Utility
Ultrasonic flowmeter, method for operating an ultrasonic flowmeter, measuring system and method for operating a measuring system
21 Mar 23
An ultrasonic flowmeter having a measuring tube, a control unit, at least one first ultrasonic measuring unit and a second ultrasonic measuring unit, the measuring tube having a measuring tube interior and a measuring tube longitudinal axis, wherein each of the ultrasonic measuring units is arranged on the measuring tube, wherein each ultrasonic measuring unit has a first ultrasonic transducer and a second ultrasonic transducer, the first and the second ultrasonic transducers spanning a sound measuring section with a sound axis.
Cornelis Johannes Hogendoorn, Jan Teunis Aart Pors, Olaf Jean Paul Bousché
Filed: 25 Mar 20
Utility
Method for Operating a Flowmeter and Flowmeter
8 Dec 22
A method for operating a flowmeter is disclosed.
Arthur den Haan
Filed: 1 Jun 22
Utility
Method for Determining a Liquid Portion of a Flowing Medium with a Nuclear Magnetic Flowmeter
3 Nov 22
A method for determining a liquid portion of a flowing medium with a nuclear magnetic flowmeter includes: generating a gradient magnetic field in a measuring tube volume of the flowmeter; exposing the medium to the gradient magnetic field and a magnetic field generated by a magnetizing device of the flowmeter; generating and irradiating an excitation signal into the magnetized medium for exciting nuclear magnetic resonances therein; measuring nuclear magnetic resonances excited by the excitation signal in the magnetized medium as a measuring signal; determining frequencies of the nuclear magnetic resonances in the measuring signal; assigning the determined frequencies to positions along a first gradient direction in the measuring tube volume; assigning the nuclear magnetic resonances at the positions to liquid and gaseous portions of the medium; and determining a liquid portion of the medium in the measuring tube volume from the positions of the nuclear magnetic resonances.
Rutger Reinout Tromp, Lucas Matias Ceferino Cerioni
Filed: 29 Apr 22
Utility
Magnetic-inductive flowmeter and magnetic circuit device
1 Nov 22
A magnetic-inductive flowmeter with a measuring tube for guiding an electrically conductive medium, a magnetic circuit device running outside the measuring tube for generating and guiding a magnetic field through the measuring tube, and two electrodes for tapping a measuring voltage induced in the medium.
Juan Carlos Gonzalez-Pelayo, Christian Paul, Joseph Neven
Filed: 1 Sep 20
Utility
Coriolis mass flowmeter and node element
27 Sep 22
A Coriolis mass flowmeter having at least one measuring tube with at least one oscillation generator and at least two oscillation sensors and having at least two node elements.
Tao Wang
Filed: 5 Nov 20
Utility
Measuring Device, Sensor Unit and Method for Determining at Least one Parameter of a Medium
25 Aug 22
A measuring device with a measuring tube is disclosed.
Jeroen Martin van Klooster
Filed: 22 Feb 22
Utility
Method for Calibrating a Temperature Measuring Unit Based on Ultrasonic Measurement, Method for Measuring the Temperature of a Medium, Temperature Measuring Unit and Ultrasonic Flowmeter
21 Jul 22
A method for calibrating a temperature measuring unit based on ultrasound measurement includes: establishing an empirical functional relationship between the medium temperature of a medium to be measured and the velocity of sound of a measurement signal passing through the medium to be measured; capturing at least the velocity of sound of the measurement signal, the temperature measured by means of a temperature sensor, and the time variation of the sensor temperature at at least two measuring points, wherein the at least two measuring points have a different medium temperature; determining the medium temperature from the measured temperature, taking into account the time variation of the sensor temperature, so that at least two pairs of values and exist; running a compensating curve through the pairs of values which corresponds to the empirical functional relationship; and storing the functional relationship.
Cornelis Johannes Hogendoorn
Filed: 7 Jan 22
Utility
Ultrasonic flowmeter
14 Jun 22
An ultrasonic flowmeter includes a measuring tube and first and second ultrasonic transducers.
Jeroen Martin van Klooster, Arie Huijzer
Filed: 5 Jun 20
Utility
Magnetic-inductive flowmeter
26 Apr 22
A magnetic-inductive flowmeter for determining the flow of at least one medium, having first and second parallel measuring tubes for guiding the at least one medium, a magnetic field generating device for generating a magnetic field permeating the measuring tubes perpendicular to the flow direction of the at least one medium, first and second electrode pairs for respectively tapping a first and second measuring voltage induced in the medium, and an evaluation unit for evaluating the measuring voltages.
Joseph Neven, Helmut Brockhaus
Filed: 23 Jan 19
Utility
Magnetically-inductive flow-measuring device, magnetic circuit device and method for the production of a magnetic circuit device
22 Mar 22
A magnetically-inductive flow-measuring device, with a measuring tube for guiding an electrically-conductive medium, with a coil for generating a magnetic field that at least partially runs through the measuring tube and with a magnetic circuit device for guiding the magnetic field outside of the measuring tube, the magnetic circuit device has at least one coil core, a first yoke element, a second yoke element, a first pole piece and a second pole piece, the coil core is arranged inside the coil and the measuring tube is arranged between the first pole piece and the second pole piece.
Joseph Neven
Filed: 17 Oct 19
Utility
Method for Operating an Ultrasonic Flowmeter and Ultrasonic Flowmeter
10 Mar 22
A method for operating an ultrasonic flowmeter includes: capturing at least one first ringing signal of a first ultrasonic transducer of the ultrasonic flowmeter, and detecting a first ringing debugging signal based on the at least one captured first ringing signal; emitting a first measurement signal into a medium through the first ultrasonic transducer, resulting in a first ringing measurement signal in the first ultrasonic transducer; receiving a measurement signal as a first received signal by the first ultrasonic transducer, wherein the first received signal and the first ringing measurement signal are superimposed to form a first superimposed signal; determining a first correction signal by subtracting the first ringing debugging signal from the first superposition signal; and determining the flow velocity or flow rate of the medium based on the first correction signal.
Arie Huijzer
Filed: 9 Sep 21
Utility
Flow sensor, method and flowmeter for determining speeds of phases of a multi-phase medium
1 Mar 22
A flow sensor for a multi-phase medium flowmeter has a sensor carrier, and the sensor carrier has at least one first sensor array.
Yves Louis Janssens, Cornelis Johannes Hogendoorn
Filed: 19 Jun 18
Utility
Method for determining a derived property of a medium and nuclear magnetic measuring device, computer program product and computer-readable storage medium for such
1 Feb 22
A method includes the steps of: introducing a medium with a first temperature into a measuring volume; carrying out nuclear magnetic measurements on the medium with the first temperature; determining a property of the medium at the first temperature; determining a viscosity of the medium at the first temperature using the property; and determining a derived property of the medium at a second temperature using the property of the medium at the first temperature, the viscosity of the medium at the first temperature, the first temperature, and the second temperature.
Rutger Reinout Tromp
Filed: 17 Sep 20
Utility
Method for Determining Flow Measurement Values of a Coriolis Mass Flowmeter in the Presence of a of a Two-phase Flow
9 Dec 21
A method is disclosed for determining flow measurement values of a Coriolis mass flowmeter in the presence of a two-phase flow of a two-phase medium having a gas phase and the subsequent presence of a single-phase flow of a single-phase medium not having a gas phase.
Tao Wang, Xue Wang, Yong Yan, Jinyu Liu
Filed: 3 Jun 21