RU2586823C2 - Технологический преобразователь с самопроверкой пьезоэлектрических преобразователей - Google Patents

Технологический преобразователь с самопроверкой пьезоэлектрических преобразователей Download PDF

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Publication number
RU2586823C2
RU2586823C2 RU2014130117/28A RU2014130117A RU2586823C2 RU 2586823 C2 RU2586823 C2 RU 2586823C2 RU 2014130117/28 A RU2014130117/28 A RU 2014130117/28A RU 2014130117 A RU2014130117 A RU 2014130117A RU 2586823 C2 RU2586823 C2 RU 2586823C2
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RU
Russia
Prior art keywords
piezoelectric transducer
test
self
voltage
circuit
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Application number
RU2014130117/28A
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English (en)
Russian (ru)
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RU2014130117A (ru
Inventor
Удаяшанкар Бангалоре КАСТУРИ
Джавахар АРУНАЧХАЛАМ
Original Assignee
Роузмаунт Инк.
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Application filed by Роузмаунт Инк. filed Critical Роузмаунт Инк.
Publication of RU2014130117A publication Critical patent/RU2014130117A/ru
Application granted granted Critical
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/58—Testing of lines, cables or conductors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/08—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
    • G01L27/007—Malfunction diagnosis, i.e. diagnosing a sensor defect

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measuring Fluid Pressure (AREA)
RU2014130117/28A 2012-01-20 2012-05-28 Технологический преобразователь с самопроверкой пьезоэлектрических преобразователей RU2586823C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IN175/DEL/2012 2012-01-20
PCT/IB2012/052656 WO2013108086A1 (en) 2012-01-20 2012-05-28 Field device with self-testing of a piezoelectric transducer
IN175DE2012 IN2012DE00175A (enExample) 2012-01-20 2012-05-28

Publications (2)

Publication Number Publication Date
RU2014130117A RU2014130117A (ru) 2016-02-20
RU2586823C2 true RU2586823C2 (ru) 2016-06-10

Family

ID=46354428

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2014130117/28A RU2586823C2 (ru) 2012-01-20 2012-05-28 Технологический преобразователь с самопроверкой пьезоэлектрических преобразователей

Country Status (9)

Country Link
US (1) US9310412B2 (enExample)
EP (1) EP2805142B1 (enExample)
JP (1) JP6186651B2 (enExample)
CN (1) CN104081176B (enExample)
AU (1) AU2012366764B2 (enExample)
CA (1) CA2860585C (enExample)
IN (1) IN2012DE00175A (enExample)
RU (1) RU2586823C2 (enExample)
WO (1) WO2013108086A1 (enExample)

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DE102014111758A1 (de) * 2014-08-18 2016-02-18 Endress + Hauser Gmbh + Co. Kg Verfahren zum Überprüfen eines Feldgerätes
CN105606147B (zh) * 2016-03-25 2017-09-29 国网上海市电力公司 一种便携式变送器校验仪
US20180120148A1 (en) * 2016-11-02 2018-05-03 Branson Ultrasonics Corporation Method And Apparatus For Detection Of Broken Piezo Material Of An Ultrasonic Transducer Of An Ultrasonic Stack
CA3074672C (en) 2017-01-30 2020-12-15 Latency, LLC Systems, methods, and media for detecting abnormalities in equipment that emit ultrasonic energy into a solid medium during failure
EP3444605B1 (de) 2017-08-17 2020-03-18 Sonotec Ultraschallsensorik Halle GmbH Ultraschallmikrofon mit selbsttest
US12000886B2 (en) 2017-12-04 2024-06-04 Aktiebolaget Skf Self-test circuit and a method of checking the integrity of a signal through a signal path
CN112512431A (zh) * 2018-08-27 2021-03-16 深圳迈瑞生物医疗电子股份有限公司 一种探头及乳腺机
RU189050U1 (ru) * 2018-12-11 2019-05-07 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский университет "Московский институт электронной техники" Встроенное устройство функциональной диагностики вибродатчика и блоков обработки сигналов
US12276638B2 (en) 2019-02-20 2025-04-15 Latency, LLC Systems, methods, and media for generating alerts of water hammer events in steam pipes
JP7752865B2 (ja) * 2019-04-25 2025-10-14 株式会社フジキン 圧電素子の劣化検知回路を備えた駆動装置及び劣化検知方法
JP7359949B2 (ja) * 2019-09-25 2023-10-11 ローズマウント インコーポレイテッド 圧電変換器の状態監視
DE102019129177A1 (de) * 2019-10-29 2021-04-29 Krohne Messtechnik Gmbh Wirbeldurchflussmessgerät und Verfahren zum Betreiben eines Wirbeldurchflussmessgeräts
JP7400690B2 (ja) * 2020-10-22 2023-12-19 横河電機株式会社 診断装置及び診断方法、並びにフィールド機器
DE102020134066A1 (de) * 2020-12-17 2022-06-23 Endress+Hauser Flowtec Ag Vortex-Durchflussmessgerät und Verfahren zum Überprüfen eines Vortex-Durchflussmessgeräts
DE102021109398A1 (de) * 2021-04-14 2022-10-20 Endress+Hauser SE+Co. KG Verfahren zum Überprüfen eines Signalpfades einer elektronischen Sensorschaltung für ein Feldgerät der Automatisierungstechnik
DE102021211261A1 (de) * 2021-10-06 2023-04-06 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Erkennen eines Fehlers in einem Sensorsignal beim Betrieb eines Kraftstoffinjektors

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WO2008122842A1 (en) * 2007-04-06 2008-10-16 Freescale Semiconductor, Inc. Improvements in or relating to diagnostics of a capacitive sensor

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Publication number Priority date Publication date Assignee Title
US6573637B2 (en) * 2000-04-01 2003-06-03 Robert Bosch Gmbh Apparatus and method for detecting a load decrease when driving piezoelectric elements
WO2008122842A1 (en) * 2007-04-06 2008-10-16 Freescale Semiconductor, Inc. Improvements in or relating to diagnostics of a capacitive sensor

Also Published As

Publication number Publication date
US20140320154A1 (en) 2014-10-30
EP2805142A1 (en) 2014-11-26
WO2013108086A1 (en) 2013-07-25
CA2860585C (en) 2019-02-26
AU2012366764A1 (en) 2014-08-07
CN104081176A (zh) 2014-10-01
CN104081176B (zh) 2016-08-24
JP6186651B2 (ja) 2017-08-30
JP2015504169A (ja) 2015-02-05
AU2012366764B2 (en) 2015-04-09
IN2012DE00175A (enExample) 2015-08-21
CA2860585A1 (en) 2013-07-25
EP2805142B1 (en) 2019-02-06
RU2014130117A (ru) 2016-02-20
US9310412B2 (en) 2016-04-12

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20190529