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Krohne Ag patents


Recent patent applications related to Krohne Ag. Krohne Ag is listed as an Agent/Assignee. Note: Krohne Ag may have other listings under different names/spellings. We're not affiliated with Krohne Ag, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "K" | Krohne Ag-related inventors


Flowmeter

The flowmeter having at least one measuring tube and having at least one inlet element, wherein the inlet element is connected to the at least one measuring tube and is arranged before the at least one measuring tube in respect to flow direction. The flowmeter that is also suitable for the verification of erosive media is achieved in that at least one inflow element is provided, wherein the inflow element is arranged at least partly within the inlet element and wherein the inflow element is detachably connectable to the inlet element.. ... Krohne Ag

Method for determining a flow profile, measurement transducer, magnetic-inductive flowmeter and method of using a magnetic-inductive flowmeter

A method for determining the flow profile in the measuring tube of a magnetic-inductive flowmeter and magnetic inductive flowmeter with which the method is performed, the method having the steps of supplying a first coil with current for generating a first magnetic field with a first exciting current, supplying a second coil with current for generating a second magnetic field with a second exciting current, measuring a first voltage at a first electrode as compared to a generated reference potential, measuring a second voltage at a second electrode as compared to the reference potential generated, and determining vertical and/or horizontal asymmetry of the flow profile from the first measured voltage value and from the second measured voltage value.. . ... Krohne Ag

Method for pressure measurement using a coriolis mass flowmeter and coriolis mass flowmeter

A method for pressure measurement using a coriolis mass flowmeter. A temperature sensor measures the temperature of the measuring tube and forwards a measured temperature value to a control and evaluation unit. ... Krohne Ag

Ultrasound flowmeter and method for measuring flow rate

An ultrasonic flowmeter for measuring the flow of a medium through a measuring tube (3) with at least two ultrasonic transducers (4,5) and at least one control and evaluation unit (6). The measuring tube (3) has an inner wall, the ultrasonic transducers (4, 5) are transmitters (4,5) for transmitting an ultrasonic signal (7) and/or are receivers (4, 5) for receiving the ultrasonic signal, and are arranged offset in the direction of flow such that the respective transmitter (4, 5) transmits an ultrasonic signal (7) in the direction of flow or against the direction of flow during operation. ... Krohne Ag

Measuring tube unit and coriolis mass flowmeter

A coriolis mass flowmeter and a measuring tube unit for use in the coriolis mass flowmeter with an inlet end and an outlet end, at least two measuring tubes and at least two transition pieces. In each case, one transition piece is arranged on a measuring tube at the inlet end. ... Krohne Ag

Coriolis mass flowmeter and method for operating a coriolis mass flowmeter

A coriolis mass flowmeter with a flange connection for connection to an external pipeline, with at least one oscillation generator, with at least two oscillation sensors, with at least two measuring tubes, with at least one flow divider, wherein the flow divider is arranged upstream of the at least two measuring tubes in the direction of flow, and with at least one flow collector, wherein the flow collector is arranged downstream of the at least two measuring tubes. The coriolis mass flowmeter has at least an active measuring tube and at least a passive measuring tube being provided, the at least one active measuring tube and the at least one passive measuring tube are designed and arranged separately from one another and the at least one oscillation generator and the at least two oscillation sensors are arranged on the at least one active measuring tube.. ... Krohne Ag

Measuring tube for insertion in a measuring tube receptacle of a magnetic-inductive flowmeter and a magnetic-inductive flowmeter

A measuring tube for insertion in a measuring tube receptacle of a magnetic-inductive flowmeter and for guiding a medium, with two electrodes for tapping a voltage induced in the medium, wherein the electrodes each extend at least from a medium contact area to a connecting contact area on one end for connection to an evaluating unit. The electrodes are arranged on both sides of the measuring tube in an electrode plane situated perpendicularly on the longitudinal axis of the measuring tube and the electrodes extend parallel to one another and tangential to the measuring tube. ... Krohne Ag

Method for operating a flowmeter and flowmeter

A method for operating a flowmeter for measuring the flow of a flowing medium through a pipe, wherein the flowmeter has a measuring unit for determining individual measured values of the flow and an error unit for determining the measurement uncertainty of the individual measured values. Determination of the individual measured values is carried out using a measuring frequency. ... Krohne Ag

Method for operating a nuclear-magnetic flowmeter and nuclear magnetic flowmeter

A method for operating a nuclear-magnetic flowmeter in which, when determining a velocity of the medium through a measuring tube, the dependency on properties or the state of a medium is at least reduced. The method exciting a first volume of the magnetized medium flowing at a first velocity within a first measuring section to nuclear-magnetic resonances and a first signal sequence is formed characterizing the nuclear-magnetic resonances of the medium in the first volume, and then, exciting a second volume of the magnetized medium flowing at a second velocity within the first measuring section is excited to nuclear-magnetic resonances and a second signal sequence is formed characterizing the nuclear-magnetic resonances of the medium in the second volume. ... Krohne Ag

Method for operating a nuclear magnetic flowmeter and nuclear magnetic flowmeter

A method for operating a nuclear magnetic flowmeter in which the necessary time for determining a longitudinal relaxation time constant of the medium is reduced in comparison to the prior art by at least one nuclear-magnetic measuring process being carried out on a magnetized medium in the measuring tube. The at least one nuclear-magnetic measuring process includes an inversion pulse and acquisition sequences, each acquisition sequence beginning at a starting point in time in respect to the at least one nuclear-magnetic measuring process and has an activating pulse, a first waiting interval, a first refocusing pulse, an echo interval with a duration, a second refocusing pulse, a second waiting interval and a deactivating pulse. ... Krohne Ag

Ultrasonic transducer with emitting element

An ultrasonic transducer for an ultrasonic flow meter, with a transducer housing, with a transducer element for generating and/or for receiving ultrasonic signals and with an emitting element, the emitting element being exposed to ultrasonic signals at least indirectly from the transducer element and emitting the ultrasonic signals via one end face on one front side of the emitting element into the vicinity bordering the ultrasonic transducer and/or the emitting element picking up ultrasonic signals from the vicinity via one end face on one front side of the emitting element and transmitting them at least indirectly to the transducer element. A good directional action in spite of small dimensions is achieved by the emitting element being connected to the transducer housing via a connecting element and being free standing on its periphery on the front side such that it can oscillate freely on the periphery.. ... Krohne Ag

Method for operating a nuclear magnetic flowmeter and nuclear magnetic flowmeter

A method for measuring the flow rate of a multi-phase medium flowing through a measuring tube using a nuclear magnetic resonance flow meter can be used to measure the flow rate of a multi-phase medium in a simplified manner. For this purpose, a measuring device is used which implements, at the end of each pre-magnetization path, 2d tomography in the measurement tube cross-sectional plane with stratification in the z direction; the measurement tube cross-sectional plane is subdivided into layers that are thin compared to the measurement tube diameter; nuclear magnetic resonance measurements are carried out in every layer to determine measurement signals, using pre-magnetization paths of different lengths; the flow rates are measured in every layer based on the measurement signals; and the time is determined from the signal ratios of the amplitudes of the measurement signals in every layer.. ... Krohne Ag

Measuring device with a flowmeter and method for operating a measuring device

A measuring device has a flowmeter, an inlet tube and an outlet tube. The flowmeter has a measuring tube that is connected to the inlet tube and to the outlet tube. ... Krohne Ag

Method for equipping a coriolis mass flowmeter with electric connections

A method (1) for at least partially equipping a coriolis mass flowmeter (2) with electric connections (3), wherein the coriolis mass flowmeter (2) at least has at least one measuring tube (5a, 5b), at least one actuator receptacle (6a, 6b) attached to the measuring tube (5a, 5b) and at least one sensor receptacle (7a-7d) attached to the measuring tube (5a, 5b) as structural parts and such a coriolis mass flowmeter (2) can be implemented for achieving smaller production tolerances, higher accuracy and reliability in production and operation in that the electric connections (3) are applied on at least one structural part of the coriolis mass flowmeter (2) by means of a mechanical printing method.. . ... Krohne Ag

08/24/17 / #20170241821

Method for determining a pulse duration t90 of a 90° pulse in a nuclear magnetic measuring method and respective nuclear magnetic flowmeter

A method for determining a pulse duration t90 of a 90° pulse in a nuclear magnetic measuring method. A signal generator has a known generator resistance rs, wherein a coil has a coil impedance zl with a coil resistance rl and a coil reactance xl, wherein a coupling circuit has an adjustable matching capacitance cm and an adjustable tuning capacitance ct, and wherein the medium has a larmor precession having an angular larmor frequency ωp. ... Krohne Ag

07/27/17 / #20170211957

Ultrasonic transducer

An ultrasonic transducer for mounting in an ultrasonic flowmeter for measuring the flow has an electromechanical transducer element for generating ultrasonic signals, a carrier and a housing, the electromechanical transducer element being arranged in the carrier, the housing being formed at least in part of an electroconductive material, the carrier having a carrier material with an acoustic impedance value that lies between the acoustic impedance value of the electromechanical transducer element and the acoustic impedance value of the flowing medium to be measured. To provide an ultrasonic transducer that transmits a high signal portion of the ultrasonic signal into the medium to be measured and simultaneously provides a high operational reliability while being easy to build, the carrier is electroconductive, the carrier and the housing are electroconductively connected to one another and the electromechanical transducer element and the carrier are electroconductively connected to one another.. ... Krohne Ag








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