BR112013004701A2 - medidor de nível capacitivo - Google Patents

medidor de nível capacitivo

Info

Publication number
BR112013004701A2
BR112013004701A2 BR112013004701A BR112013004701A BR112013004701A2 BR 112013004701 A2 BR112013004701 A2 BR 112013004701A2 BR 112013004701 A BR112013004701 A BR 112013004701A BR 112013004701 A BR112013004701 A BR 112013004701A BR 112013004701 A2 BR112013004701 A2 BR 112013004701A2
Authority
BR
Brazil
Prior art keywords
structural body
electrode
circumferential surface
level meter
capacitive level
Prior art date
Application number
BR112013004701A
Other languages
English (en)
Other versions
BR112013004701B1 (pt
Inventor
Hiroaki Yamaguchi
Original Assignee
Mitsubishi Heavy Ind Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of BR112013004701A2 publication Critical patent/BR112013004701A2/pt
Publication of BR112013004701B1 publication Critical patent/BR112013004701B1/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G01F23/266—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors measuring circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G01F23/268—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors mounting arrangements of probes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Abstract

medidor de nível capacitivo. um medidor de combustível (15) provido com um corpo estrutural interno colunar (27) que é formado de um isolador; um corpo estrutural externo cilíndrico oco (23) que é formado de um isolador e disposto no lado de circunferência externa do corpo estrutural interno (27) sobre a circunferência total do mesmo e a uma distância dele; um eletrodo interno (29) que é fixado a uma superfície circunferencial externa do corpo estrutural interno (27); e um eletrodo externo (25) que é fixado a uma superfície circunferencial interna do corpo estrutural externo (23); que mede a capacitância entre o eletrodo interno (29) e o eletrodo externo (25) e detecta o nível de combustível que existe entre o eletrodo interno (29) e o eletrodo externo (25), em que o corpo estrutural externo (23) é provido com uma pluralidade de furos passantes externos (31) que permitem que carga elétrica se desloque de uma superfície circunferencial externa do mesmo para o eletrodo externo (25).
BR112013004701A 2010-09-03 2011-05-24 medidor de nível capacitivo BR112013004701B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010197819A JP5529684B2 (ja) 2010-09-03 2010-09-03 静電容量型レベル計
PCT/JP2011/061862 WO2012029366A1 (ja) 2010-09-03 2011-05-24 静電容量型レベル計

Publications (2)

Publication Number Publication Date
BR112013004701A2 true BR112013004701A2 (pt) 2016-11-29
BR112013004701B1 BR112013004701B1 (pt) 2020-04-07

Family

ID=45772478

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013004701A BR112013004701B1 (pt) 2010-09-03 2011-05-24 medidor de nível capacitivo

Country Status (8)

Country Link
US (1) US9182267B2 (pt)
EP (1) EP2613130B1 (pt)
JP (1) JP5529684B2 (pt)
CN (1) CN103080704B (pt)
BR (1) BR112013004701B1 (pt)
CA (1) CA2809104C (pt)
RU (1) RU2539739C2 (pt)
WO (1) WO2012029366A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104880235B (zh) * 2015-06-24 2018-06-01 西安华舜测量设备有限责任公司 一种电场测量变压器套管内油位的指示器及其测量方法
DE102016205811A1 (de) * 2015-08-21 2017-02-23 Mahle International Gmbh Wasserstandsensoreinrichtung eines Kraftstofffilters
CA2994051C (en) * 2015-09-23 2023-06-27 Zodiac Aerotechnics Fluid gauging system and fuel tank equipment
DE102018203633A1 (de) * 2018-03-09 2019-09-12 Kautex Textron Gmbh & Co. Kg Betriebsflüssigkeitsbehälter mit kapazitiver Erfassung von Füllständen
CN109238401B (zh) * 2018-09-14 2021-05-07 杭州热博科技有限公司 液位检测装置及方法
JP2021056079A (ja) * 2019-09-30 2021-04-08 セイコーエプソン株式会社 物理量検出装置および印刷装置
CN113324623B (zh) * 2021-06-23 2023-03-24 北京锐达仪表有限公司 电容导波磁致复合液位计及测量装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3050999A (en) 1957-08-20 1962-08-28 Simmonds Precision Products Capacity unit for liquid quantity gauges
DE1223573B (de) * 1961-08-16 1966-08-25 Simmonds Precision Products Messung des Fluessigkeitsinhalts von Behaeltern mittels Kondensator
SU449317A1 (ru) 1971-07-20 1974-11-05 Предприятие П/Я А-1614 Емкостный датчик
US3988668A (en) * 1975-10-17 1976-10-26 Robertshaw Controls Company Antistatic capacitance probe
JPS60606Y2 (ja) 1980-12-19 1985-01-09 タイガー魔法瓶株式会社 アイスクラツシヤ−
JPS63157018A (ja) * 1986-12-20 1988-06-30 Calsonic Corp 静電容量型センサ
US4904344A (en) * 1989-04-17 1990-02-27 Beloit Corporation Automatic web threading apparatus and method
JPH05322629A (ja) 1992-05-25 1993-12-07 Japan Aviation Electron Ind Ltd 静電容量式レベルセンサ
JP2922363B2 (ja) 1992-06-18 1999-07-19 新日本製鐵 株式会社 連続鋳造鋳型内溶鋼の流動制御装置
JP2001271718A (ja) 2000-03-27 2001-10-05 Piolax Inc インタンク式燃料ポンプ装置
JP2002031559A (ja) 2000-07-14 2002-01-31 Yokogawa Electric Corp 燃料計測システム
FR2851653B1 (fr) * 2003-02-26 2005-06-10 Intertechnique Sa Jauge de mesure de niveau de carburant dans un reservoir et systeme de mesure de la masse de combustible dans ce reservoir
JP4104527B2 (ja) * 2003-10-21 2008-06-18 株式会社テルモ工業 レベルセンサ
CN100420924C (zh) 2004-05-18 2008-09-24 日本特殊陶业株式会社 静电容量式液状态检测传感器
RU62457U1 (ru) 2006-05-17 2007-04-10 Республиканское унитарное предприятие "Минский электромеханический завод" Емкостный измеритель уровня жидкости (варианты)
CN200947052Y (zh) * 2006-09-12 2007-09-12 李炳蔚 插入式圆柱型电容传感器液位测量装置
RU123942U1 (ru) 2012-07-27 2013-01-10 Марат Габдулгазизович Бикмуллин Емкостной датчик уровня топлива, предназначенный для эксплуатации в условиях повышенной вибрации

Also Published As

Publication number Publication date
EP2613130A4 (en) 2014-08-06
EP2613130A1 (en) 2013-07-10
EP2613130B1 (en) 2019-10-23
JP5529684B2 (ja) 2014-06-25
US20130152676A1 (en) 2013-06-20
US9182267B2 (en) 2015-11-10
RU2539739C2 (ru) 2015-01-27
CN103080704A (zh) 2013-05-01
CA2809104C (en) 2016-06-21
BR112013004701B1 (pt) 2020-04-07
JP2012053008A (ja) 2012-03-15
CA2809104A1 (en) 2012-03-08
CN103080704B (zh) 2016-04-13
WO2012029366A1 (ja) 2012-03-08
RU2013107956A (ru) 2014-10-10

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 24/05/2011, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 13A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2776 DE 19-03-2024 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.