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公开(公告)号：US20240110819A1
公开(公告)日：2024-04-04
申请号：US18257596
申请日：2021-11-26
Applicant: Endress+Hauser Flowtec AG
Inventor： Thomas Sulzer , Florent Tschambser , Werner Wohlgemuth , Lars Dreher
IPC: G01F1/58
CPC classification number: G01F1/584
Abstract: The present disclosure relates to a measuring device including a measuring pipe for conducting a flowable medium. The measuring pipe has an inner lateral surface is designed to be, at least in portions, electrically insulating, and at least one monitoring electrode. The at least one monitoring electrode is arranged on the electrically insulating portion of the inner lateral surface in a medium-contacting manner. The measuring device also includes a measuring apparatus for determining a process property of the medium, and an abrasion detection device which is designed to determine at least one variable corresponding to an abrasion of on the at least one monitoring electrode.
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2.发明申请MEASURING TUBE FOR A MAGNETO-INDUCTIVE FLOW MEASURING DEVICE AND MAGNETO-INDUCTIVE FLOW MEASURING DEVICE 审中-公开用于磁感应流量测量装置和磁感应流量测量装置的测量管公开(公告)号：US20160305803A1
公开(公告)日：2016-10-20
申请号：US15103008
申请日：2014-11-14
Applicant: ENDRESS+HAUSER FLOWTEC AG
Inventor： Werner Wohlgemuth , Frank Voigt
IPC: G01F1/58
Abstract: A measuring tube for a magneto-inductive flow measuring device, comprising a support tube (3, 13, 23, 33, 53, 62, 73, 103), a liner (22, 52, 72, 102) arranged in the support tube (3, 13, 23, 33, 53, 62, 73, 103) and a reinforcement means (15, 25, 35, 55, 65, 125) embedded in the liner (22, 52, 72, 102), characterized in that a helical contour (6, 16, 26, 36, 56, 76, 86, 106, 126) is arranged between the support tube (3, 13, 23, 33, 53, 62, 73, 103) and the reinforcement means (15, 25, 35, 55, 65, 125), and a magneto-inductive flow measuring device having such a measuring tube.
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公开(公告)号：US20250035472A1
公开(公告)日：2025-01-30
申请号：US18715566
申请日：2022-11-28
Applicant: Endress+Hauser Flowtec AG
Inventor： Florent Tschambser , Tulio Paiva Galvao , Werner Wohlgemuth , Pierre-Jean Ober
Abstract: A method for operating a magnetic-inductive flowmeter includes: applying a first voltage signal to a device for generating a magnetic field, the first voltage signal being divided into time intervals, each having a first time sub-interval, in which a first voltage is applied to the device, wherein the first voltage is controlled such that a deviation of the coil current from a predetermined coil current target value during a measurement interval is minimized, wherein the coil current target value is constant for the entire first voltage signal; and applying a second voltage signal to the device, the second voltage signal being divided into time intervals, each having a second time sub-interval, in which a second voltage is applied to the device, wherein the second voltage is controlled such that a deviation of a control function from a control target value is minimized.
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公开(公告)号：US20140150567A1
公开(公告)日：2014-06-05
申请号：US14232976
申请日：2012-06-05
Applicant: Endress + Hauser Flowtec AG
Inventor： Frank Voigt , Gunther Bahr , Diego Uerlings , Werner Wohlgemuth
CPC classification number: G01F1/58 , G01F1/586 , G01F1/588 , H05K13/00 , Y10T29/4902
Abstract: A magneto inductive flow measuring device having a measuring tube and at least one magnet system arranged on the measuring tube, wherein the measuring tube has at least one planar area and an otherwise cylindrical lateral surface, which border the measuring tube from its environment, against which planar area the magnet system is prestressed The magnet system is prestressed against the planar area of the measuring tube by means of a screwed connection between measuring tube and magnet system and/or the magnet system is prestressed against the planar area of the measuring tube by means of a mounting clip, which is secured shape-interlocked to the measuring tube. A method for manufacturing the magneto inductive, flow measuring device is also discussed.
Abstract translation: 一种具有测量管和布置在测量管上的至少一个磁体系统的磁感应流量测量装置，其中测量管具有至少一个平面区域和另外的圆柱形侧表面，其与测量管与其环境相接合， 磁体系统预应力的平面区域磁体系统通过测量管和磁体系统之间的螺纹连接预应力抵靠测量管的平面区域，和/或磁体系统通过装置预先抵靠测量管的平面区域 安装夹具，其形状互锁固定到测量管上。 还讨论了制造磁感应流量测量装置的方法。
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公开(公告)号：US20230417584A1
公开(公告)日：2023-12-28
申请号：US18252373
申请日：2021-09-23
Applicant: Endress+Hauser Flowtec AG
Inventor： Tobias Brütsch , Simon Mariager , Markus Rüfenacht , Werner Wohlgemuth
Abstract: The present disclosure relates to a magnetic-inductive flowmeter, comprising: a measuring pipe for conducting a medium, wherein the measuring pipe comprises an electrically insulating measuring pipe body; a device for generating a magnetic field that penetrates the measuring pipe body; a device for detecting an induced voltage, which is a function of a flow rate; a reference electrode; an electrode assembly for detecting damage to the measuring pipe body, wherein the electrode assembly is electrically insulated from the reference electrode and/or the medium by the measuring pipe body; a measuring circuit configured to measure a variable that is a function of an electrical impedance between the electrode assembly and the reference electrode.
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Patent Agency Ranking
公开(公告)号：US20230296419A1
公开(公告)日：2023-09-21
申请号：US18040473
申请日：2021-07-16
Applicant: Endress+Hauser Flowtec AG
Inventor： Florent Tschambser , Lars Dreher , Werner Wohlgemuth , Timothy-James Hug , Thomas Sulzer
CPC classification number: G01F15/14 , C08K5/0091 , G01F1/588
Abstract: The present disclosure relates to a process automation field device, comprising: a container for receiving and/or conducting a medium, the container having an outer surface; a measuring apparatus for determining a process variable of the medium; electronic components for operating the measuring apparatus; and a housing including a housing body, wherein: the measuring apparatus and the electronic components are disposed in the housing; the housing body is disposed on the outer surface; the housing body comprises a composite material; the measuring apparatus and the electronic components are at least partly surrounded by the composite material; and the composite material comprises a polymer matrix and an additive, which comprises at least one chemical compound including an oxidized transition metal from the fourth group of the periodic table. The present disclosure also relates to a method for producing the field device and to use of the additive to improve adhesion.
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公开(公告)号：US20230009049A1
公开(公告)日：2023-01-12
申请号：US17757460
申请日：2020-11-20
Applicant: Endress+Hauser Flowtec AG
Inventor： Frank Voigt , Steffen Ziegler , Werner Wohlgemuth
IPC: G01F1/58
Abstract: A magnetic-inductive flow meter for determining a flow velocity-dependent measurement variable induced in a flowable medium is provided, said flow meter comprising: a measuring tube for conducting the flowable medium in a flow direction, the measuring tube comprising a carrier body, the measuring tube comprising an inlet region in which the carrier body has a first recess located on an inner side of the carrier body, the first recess extending continuously in the flow direction, the measuring tube comprising a support body for stabilizing a liner, the support body being located between the carrier body and the liner, the support body extending into the first recess and thus being interlockingly connected to the carrier body; a device located on the measuring tube for generating a magnetic field that penetrates the measuring tube; and —two measuring electrodes for tapping a measuring voltage induced in the flowable medium.
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公开(公告)号：US20220388085A1
公开(公告)日：2022-12-08
申请号：US17756001
申请日：2020-11-09
Applicant: Endress+Hauser Flowtec AG
Inventor： Lüder Bosse , Simon Mariager , Pierre-Jean Ober , Werner Wohlgemuth
Abstract: A directing apparatus for orienting an arc of an arc welding device for arc welding, in particular for TIG welding, using a magnetically moved arc, comprising: a retaining device having an opening for receiving a welding head of the arc welding device; one or more solenoid coils for forming a magnetic field for deflecting an arc generated by a welding device in the opening; and at least two bent pole shoes comprising at least two legs for focusing the magnetic field, a first of the legs of each pole shoe being affixed to the retaining device and/or to the solenoid coil and a second of the legs being oriented at an angle of less than 130° to the first leg.
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公开(公告)号：US20150241260A1
公开(公告)日：2015-08-27
申请号：US14432615
申请日：2013-09-19
Applicant: ENDRESS+HAUSER FLOWTEC AG
Inventor： Frank Voigt , Werner Wohlgemuth , Gunther Bahr
Abstract: A fill level monitoring system comprising at least one electrode for monitoring the fill level of a medium flowing in a pipe or tube, wherein the electrode has an integrated temperature sensor, wherein the fill level monitoring system further comprises an evaluation unit, which is embodied for monitoring the degree of filling of the pipe or tube and transmits a warning signal when the degree of filling subceeds a limit value, preferably a degree of filling of less than 80% of the tube diameter; and a flow measuring device having this fill level monitoring system.
Abstract translation: 一种填充水平监测系统，包括用于监测在管或管中流动的介质的填充水平的至少一个电极，其中所述电极具有集成温度传感器，其中所述填充水平监测系统还包括评估单元，其被体现为 监测管道的填充程度，并且当填充程度达到极限值时，优选填充度小于管直径的80％，并发送警告信号; 以及具有该填充液位监视系统的流量测量装置。
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公开(公告)号：US12209893B2
公开(公告)日：2025-01-28
申请号：US17757460
申请日：2020-11-20
Applicant: Endress+Hauser Flowtec AG
Inventor： Frank Voigt , Steffen Ziegler , Werner Wohlgemuth
Abstract: A magnetic-inductive flow meter for determining a flow velocity-dependent measurement variable induced in a flowable medium is provided, said flow meter comprising: a measuring tube for conducting the flowable medium in a flow direction, the measuring tube comprising a carrier body, the measuring tube comprising an inlet region in which the carrier body has a first recess located on an inner side of the carrier body, the first recess extending continuously in the flow direction, the measuring tube comprising a support body for stabilizing a liner, the support body being located between the carrier body and the liner, the support body extending into the first recess and thus being interlockingly connected to the carrier body; a device located on the measuring tube for generating a magnetic field that penetrates the measuring tube; and —two measuring electrodes for tapping a measuring voltage induced in the flowable medium.
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