FR2896587B1 - Capteur de detection d'etat d'un liquide. - Google Patents

Capteur de detection d'etat d'un liquide.

Info

Publication number
FR2896587B1
FR2896587B1 FR0752892A FR0752892A FR2896587B1 FR 2896587 B1 FR2896587 B1 FR 2896587B1 FR 0752892 A FR0752892 A FR 0752892A FR 0752892 A FR0752892 A FR 0752892A FR 2896587 B1 FR2896587 B1 FR 2896587B1
Authority
FR
France
Prior art keywords
detecting
sensor
liquid
state
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR0752892A
Other languages
English (en)
Other versions
FR2896587A1 (fr
Inventor
Takashi Yamamoto
Takeo Sasanuma
Yoshikuni Sato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co 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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Publication of FR2896587A1 publication Critical patent/FR2896587A1/fr
Application granted granted Critical
Publication of FR2896587B1 publication Critical patent/FR2896587B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/005—Investigating or analyzing materials by the use of thermal means by investigating specific heat
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR0752892A 2006-01-25 2007-01-25 Capteur de detection d'etat d'un liquide. Expired - Fee Related FR2896587B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006015737 2006-01-25

Publications (2)

Publication Number Publication Date
FR2896587A1 FR2896587A1 (fr) 2007-07-27
FR2896587B1 true FR2896587B1 (fr) 2010-08-13

Family

ID=38284231

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0752892A Expired - Fee Related FR2896587B1 (fr) 2006-01-25 2007-01-25 Capteur de detection d'etat d'un liquide.

Country Status (3)

Country Link
US (1) US7735354B2 (fr)
CN (1) CN101008624B (fr)
FR (1) FR2896587B1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1887329A3 (fr) * 2006-08-09 2008-12-24 Ngk Spark Plug Co., Ltd Capteur de détection de l'état liquide
ES2645096T3 (es) * 2007-04-18 2017-12-04 Becton, Dickinson And Company Método y aparato para determinar el volumen de dispensación
JP4465725B2 (ja) * 2008-04-04 2010-05-19 株式会社デンソー 液体用濃度測定装置
DE102009028963A1 (de) 2009-08-28 2011-03-03 Robert Bosch Gmbh Anschlussanordnung für eine Sensoranordnung und Sensoranordnung
EP3421980A3 (fr) 2010-07-22 2019-03-27 Watlow Electric Manufacturing Company Système de détection de fluide combiné
KR101756195B1 (ko) * 2010-07-30 2017-07-10 파나소닉 디바이스 썬크스 주식회사 검출 센서 및 검출 센서의 제조방법
FR2974903B1 (fr) * 2011-05-05 2014-08-29 Continental Automotive France Dispositif de mesure de caracteristiques dans un reservoir d'uree
JP5787082B2 (ja) * 2011-10-14 2015-09-30 トヨタ自動車株式会社 添加弁シール構造
JP5838408B2 (ja) * 2011-10-27 2016-01-06 株式会社生方製作所 静電容量式液面センサー
LU92018B1 (fr) * 2012-06-08 2013-12-09 Luxembourg Patent Co Ensemble de jauge de niveau capacitive pour un récipient de gaz pressurisé ou liquéfié
JP6049058B2 (ja) * 2012-10-09 2016-12-21 株式会社サンエー 流動体状態識別装置
US9174406B1 (en) * 2015-02-05 2015-11-03 Msw Power Corporation Waste compactor system
ITUA20161342A1 (it) * 2016-03-04 2017-09-04 Eltek Spa Dispositivo sensore per contenitori di sostanze liquide
GB2571665B (en) * 2016-12-12 2022-03-30 Cummins Emission Solutions Inc Reductant concentration diagnostic systems and methods
US10895561B2 (en) * 2017-12-15 2021-01-19 Industrial Technology Research Institute Embedded sensor module and sensing device
GB2579794B (en) * 2018-12-13 2021-05-19 Charles Austen Pumps Ltd A capacitive liquid level sensor and liquid sensor assembly

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9704681D0 (en) 1997-03-06 1997-04-23 Nulectrohms Limited Probe and sensor for liquids
US6237412B1 (en) 1997-07-16 2001-05-29 Nitta Corporation Level sensor
US5929754A (en) * 1997-12-03 1999-07-27 Kavlico Corporation High-sensitivity capacitive oil deterioration and level sensor
DE19756159C1 (de) 1997-12-17 1999-06-02 Hiss Eckart Sensor zur Erfassung des Vorhandenseins elektrisch isolierender Flüssigkeiten oder Granulate
EP1538437B1 (fr) * 2002-09-10 2018-10-31 SUN-A Corporation Procédé d'identification de concentration d'urée, et procédé de réduction de gaz d'echappement d'automobile utilisant ledit procédé
JP3883197B2 (ja) * 2003-09-11 2007-02-21 三井金属鉱業株式会社 尿素溶液の尿素濃度識別装置
JP3883198B2 (ja) 2003-09-11 2007-02-21 三井金属鉱業株式会社 尿素溶液の尿素濃度識別装置
EP1553389A1 (fr) 2003-12-26 2005-07-13 Ngk Spark Plug Co., Ltd. Indicateur de niveau de liquides
US7064560B2 (en) * 2004-01-06 2006-06-20 Ngk Spark Plug Co., Ltd. Liquid state detecting element and liquid state detecting sensor
EP1610119A1 (fr) 2004-06-24 2005-12-28 Ngk Spark Plug Co., Ltd. Capteur capacitif pour la détection de l'état d'un liquide
CN100552448C (zh) * 2005-07-08 2009-10-21 日本特殊陶业株式会社 液体状态检测传感器

Also Published As

Publication number Publication date
CN101008624A (zh) 2007-08-01
FR2896587A1 (fr) 2007-07-27
CN101008624B (zh) 2010-07-21
US20070169544A1 (en) 2007-07-26
US7735354B2 (en) 2010-06-15

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Year of fee payment: 9

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Effective date: 20160930