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公开(公告)号：US09632062B2
公开(公告)日：2017-04-25
申请号：US14483797
申请日：2014-09-11
Applicant: YOKOGAWA ELECTRIC CORPORATION
Inventor： Yoshiaki Tanaka , Kazunori Miyazawa , Ken'ichi Kamada , Satoshi Kato , Yosuke Ishii , Sho Fujita , Yukiyo Akisada , Nobuo Okabe , Hiroaki Tanaka , Minako Terao
CPC classification number: G01N29/04 , G01B17/02 , G01N17/00 , G01N29/043 , G01N29/07 , G01N29/11 , G01N2291/015 , G01N2291/023 , G01N2291/02854 , G01N2291/0289 , G01N2291/2634
Abstract: An ultrasonic pipe measurement apparatus includes: a plurality of ultrasonic transceivers discretely disposed on a pipe wall of a pipe; and a control unit configured to control the plurality of ultrasonic transceivers and detect a generation point of damage caused in the pipe based on an ultrasonic signal exchanged between the ultrasonic transceivers.
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公开(公告)号：US20250100419A1
公开(公告)日：2025-03-27
申请号：US18817583
申请日：2024-08-28
Applicant: Yokogawa Electric Corporation , HONDA MOTOR CO., LTD.
Inventor： Naoki Noguchi , Minako Terao , Hideo Uemura , Jun Okano , Yukiko Onoue , Yuki Tominaga , Kaoru Omichi
IPC: B60L58/10 , G01R31/00 , G01R31/385 , H01M10/42
Abstract: A method of determining the state of a battery includes acquiring measurement values of a magnetic field of the battery, which is mounted on a device, measured by a magnetometer, calculating information regarding the relative position of the magnetometer based on the measurement values of the magnetic field of the battery and reference values of the magnetic field of the battery, and determining the state of the battery based on the information regarding the relative position of the magnetometer.
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公开(公告)号：US11360124B2
公开(公告)日：2022-06-14
申请号：US16971927
申请日：2019-02-05
Applicant: Yokogawa Electric Corporation
Inventor： Kazuma Takenaka , Tetsuya Ishikawa , Minako Terao , Kotaro Ogawa , Saki Kobako
Abstract: A current measuring device (1) includes two triaxial magnetic sensors (11, 12) that are arranged with a prescribed gap between the two triaxial magnetic sensors (11, 12) such that magnetic-sensing directions of the two triaxial magnetic sensors (11, 12) are parallel to each other, and a calculator configured to calculate a current (I) flowing in a measurement-object conductor (MC) based on detection results from the two triaxial magnetic sensors (11, 12) and a gap between the two triaxial magnetic sensors (11, 12).
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公开(公告)号：US09581480B2
公开(公告)日：2017-02-28
申请号：US13906121
申请日：2013-05-30
Applicant: YOKOGAWA ELECTRIC CORPORATION
Inventor： Yoshiaki Tanaka , Minako Terao , Hiroaki Tanaka
CPC classification number: G01F1/6845 , G01F1/6842 , G01F1/6847 , G01F15/00 , G01F15/14
Abstract: A micro flow sensor includes: a flow path through which a fluid to be measured flows; a detection unit having a heater configured to heat the fluid to be measured in the flow path and temperature sensors configured to measure temperature of a fluid to be measured in the flow path; an arithmetic unit configured to measure a flow rate of the fluid to be measured flowing through the flow path based on the temperature of the fluid to be measured, measured by the temperature sensors; and a narrowed portion disposed on an upstream side of the detection unit in the flow path for narrowing the flow path.
Abstract translation: 微流量传感器包括：待测流体流过的流路; 检测单元，其具有加热器，所述加热器构造成加热所述流路中的待测量流体;温度传感器，被配置为测量所述流路中待测量流体的温度; 运算单元，其被配置为基于由所述温度传感器测量的待测量流体的温度来测量流过所述流路的被测量流体的流量; 以及设置在流路中的检测单元的上游侧的变窄部分，用于使流路变窄。
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公开(公告)号：US20240356340A1
公开(公告)日：2024-10-24
申请号：US18637703
申请日：2024-04-17
Applicant: Yokogawa Electric Corporation , HONDA MOTOR CO., LTD.
Inventor： Jun Okano , Yukiko Onoue , Kaoru Omichi , Yuki Tominaga , Kazuma Takenaka , Minako Terao , Naoki Noguchi , Masahito Tsukano , Satoshi Yoshitake
IPC: H02J7/00 , G01R31/382 , H01M10/48
CPC classification number: H02J7/00036 , G01R31/382 , H01M10/482 , H02J7/0013 , H02J7/0047 , H02J7/00712
Abstract: A battery identification device for identifying a battery including a plurality of battery cells includes: a magnetic field measurer configured to measure a magnetic field which is generated by a current flowing in the battery; and a reader configured to read information on identity between both results which is determined by comparing a measurement result of the measured magnetic field with a prescribed value of magnetic field information correlated with the type of a battery.
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Patent Agency Ranking
公开(公告)号：US20240353371A1
公开(公告)日：2024-10-24
申请号：US18637701
申请日：2024-04-17
Applicant: Yokogawa Electric Corporation , HONDA MOTOR CO., LTD.
Inventor： Jun Okano , Yukiko Onoue , Yuki Tominaga , Kaoru Omichi , Kazuma Takenaka , Minako Terao , Naoki Noguchi , Masahito Tsukano , Satoshi Yoshitake
IPC: G01N27/72
CPC classification number: G01N27/72
Abstract: A battery identification device for identifying a tubular battery including a wound product in which electrodes are wound includes: a current applier configured to apply a current to the battery, a magnetic field measurer configured to measure a magnetic field generated with application of the current; and an acquirer configured to acquire a type of the battery which is determined by comparing the measurement result of the magnetic field measured by the magnetic field measurer with magnetic field information correlated with the type of battery.
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7.发明授权公开(公告)号：US12066466B2
公开(公告)日：2024-08-20
申请号：US17609984
申请日：2020-05-11
Applicant: Yokogawa Electric Corporation
Inventor： Kazuma Takenaka , Tetsuya Ishikawa , Minako Terao , Kotaro Ogawa , Saki Kobako , Naoki Noguchi
CPC classification number: G01R15/207 , G01D5/14 , G01R19/0092
Abstract: A current measurement device includes: four or more triaxial magnetic sensors arranged to have predefined positional relationships such that magnetism-sensing directions thereof are parallel to each other; and a calculator configured to calculate currents flowing through a pair of conductors to be measured, which are arranged in proximity to each other, based on detection results of the four or more triaxial magnetic sensors and the positional relationships between the four or more triaxial magnetic sensors, the currents flowing in mutually opposite directions.
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公开(公告)号：US11988691B2
公开(公告)日：2024-05-21
申请号：US17620196
申请日：2020-06-17
Applicant: Yokogawa Electric Corporation
Inventor： Kazuma Takenaka , Kotaro Ogawa , Minako Terao , Naoki Noguchi , Saki Kobako , Fumitake Terao , Satoshi Yoshitake
CPC classification number: G01R15/202 , G01R19/2506 , G01R31/58
Abstract: The current measurement device (1, 2) includes a first sensor (SE1) configured to detect a direct current magnetic field and a low-frequency alternating current magnetic field generated due to the current (1) flowing through the conductor (MC) to be measured, a second sensor (SE2) configured to detect alternating current magnetic fields from a low frequency to a high frequency generated due to the current (I) flowing through the conductor to be measured, a first calculator (21, 21A) configured to calculate the current flowing through the conductor to be measured from a detection result of the first sensor using distance information indicating a distance (r) between the first sensor (SE1) and the conductor (MC) to be measured, a second calculator (22) configured to calculate the current flowing through the conductor to be measured from a detection result of the second sensor, and a synthesizer (23) configured to synthesize a calculation result of the first calculator with a calculation result of the second calculator.
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公开(公告)号：US11927647B2
公开(公告)日：2024-03-12
申请号：US17637895
申请日：2020-08-25
Applicant: Yokogawa Electric Corporation
Inventor： Kazuma Takenaka , Minako Terao , Kotaro Ogawa , Saki Kobako , Naoki Noguchi
IPC: G01R33/028 , G01R15/20 , G01R33/07 , G01R33/09
CPC classification number: G01R33/0283 , G01R15/202 , G01R33/072 , G01R33/091
Abstract: A current measurement device (1 and 2) is for measuring a current (I) flowing through measurement target conductors (MC1 and MC2), and the current measurement device includes: a plurality of triaxial magnetic sensors (11, 12, and 13) disposed so that a magnetic sensing direction and a relative position have a prescribed relationship; a noise remover (25a) configured to remove noise components included in detection results of the plurality of triaxial magnetic sensors; a sign adder (25b) configured to add a sign to the detection results from which the noise components have been removed, based on sign information of each of the detection results of the plurality of triaxial magnetic sensors obtained at a specific point in time; and a current calculator (25c and 25d) configured to calculate a current flowing through the measurement target conductors by using the detection results to which the sign has been added by the sign adder.
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公开(公告)号：US09279708B2
公开(公告)日：2016-03-08
申请号：US14292965
申请日：2014-06-02
Applicant: YOKOGAWA ELECTRIC CORPORATION
Inventor： Hiroaki Tanaka , Minako Terao , Yoshiaki Tanaka
CPC classification number: G01F1/662 , G01F1/667 , G01F1/668 , G01F25/0007
Abstract: An ultrasonic flowmeter includes a plurality of ultrasonic wave elements attached to an outer wall of a pipeline through which a measurement target fluid flows, and configured to transmit and receive an ultrasonic signal, wherein at least one of the ultrasonic wave elements is an ultrasonic wave transmission element and is attached to the outer wall of the pipeline so that an ultrasonic wave transmission surface thereof is in parallel to a pipe axis direction of the pipeline, and another at least one of the ultrasonic wave elements is an ultrasonic wave reception element and is attached to the outer wall of the pipeline so that an ultrasonic wave reception surface thereof is in parallel to the pipe axis direction of the pipeline.
Abstract translation: 一种超声波流量计，包括：多个超声波元件，其安装在管道的外壁上，测量对象流体通过该外壁流动，并被配置为发送和接收超声波信号，其中至少一个超声波元件是超声波传输 并且附接到管道的外壁，使得其超声波传播表面与管道的管轴方向平行，另外至少一个超声波元件是超声波接收元件，并且被附接 到管道的外壁，使得其超声波接收面与管道的管轴方向平行。
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