WO2008114791A1 - 酸素センサ - Google Patents

酸素センサ Download PDF

Info

Publication number
WO2008114791A1
WO2008114791A1 PCT/JP2008/054968 JP2008054968W WO2008114791A1 WO 2008114791 A1 WO2008114791 A1 WO 2008114791A1 JP 2008054968 W JP2008054968 W JP 2008054968W WO 2008114791 A1 WO2008114791 A1 WO 2008114791A1
Authority
WO
WIPO (PCT)
Prior art keywords
oxygen sensor
electrode layer
layer
settled
porosity
Prior art date
Application number
PCT/JP2008/054968
Other languages
English (en)
French (fr)
Inventor
Akira Uchikawa
Goji Matsumoto
Masami Kawashima
Keiji Mori
Kaoru Uchiyama
Original Assignee
Hitachi, 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
Priority claimed from JP2008066083A external-priority patent/JP4918516B2/ja
Application filed by Hitachi, Ltd. filed Critical Hitachi, Ltd.
Publication of WO2008114791A1 publication Critical patent/WO2008114791A1/ja

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
    • G01N27/4071—Cells and probes with solid electrolytes for investigating or analysing gases using sensor elements of laminated structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)

Abstract

参照電極層と検出電極層との間に電圧を増加させつつ印加し、両電極層間を流れる電流が一定となったときに得られる限界電流値が６０～１００μＡとなるような気孔率をもって空気通過層が形成されている酸素センサが開示されている。
PCT/JP2008/054968 2007-03-20 2008-03-18 酸素センサ WO2008114791A1 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007073096 2007-03-20
JP2007-073096 2007-03-20
JP2008-066083 2008-03-14
JP2008066083A JP4918516B2 (ja) 2007-03-20 2008-03-14 酸素センサ

Publications (1)

Publication Number Publication Date
WO2008114791A1 true WO2008114791A1 (ja) 2008-09-25

Family

ID=39765898

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/054968 WO2008114791A1 (ja) 2007-03-20 2008-03-18 酸素センサ

Country Status (1)

Country Link
WO (1) WO2008114791A1 (ja)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01167656U (ja) * 1988-05-18 1989-11-24
JPH0361565U (ja) * 1989-10-21 1991-06-17
JP2002139472A (ja) * 2000-11-02 2002-05-17 Nissan Motor Co Ltd 積層型空燃比センサ素子
JP2005241346A (ja) * 2004-02-25 2005-09-08 Hitachi Ltd 酸素センサ
JP2007232481A (ja) * 2006-02-28 2007-09-13 Hitachi Ltd 酸素センサ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01167656U (ja) * 1988-05-18 1989-11-24
JPH0361565U (ja) * 1989-10-21 1991-06-17
JP2002139472A (ja) * 2000-11-02 2002-05-17 Nissan Motor Co Ltd 積層型空燃比センサ素子
JP2005241346A (ja) * 2004-02-25 2005-09-08 Hitachi Ltd 酸素センサ
JP2007232481A (ja) * 2006-02-28 2007-09-13 Hitachi Ltd 酸素センサ

Similar Documents

Publication Publication Date Title
WO2009023428A3 (en) Fluid treatment device with alternating electric potential difference
EP2372510A3 (en) Pointer detection apparatus and detection sensor
WO2008143720A3 (en) Sensor with composite diaphragm containing carbon nanotubes or semiconducting nanowires
WO2008130463A3 (en) Multiplexed nanoscale electrochemical sensors for multi-analyte detection
WO2008149605A1 (ja) 抵抗変化素子およびこれを備えた半導体装置
WO2009151711A3 (en) Management system for mems inertial sensors
WO2008009687A3 (en) Input device
WO2010027203A3 (ko) 다공성 코팅층을 구비한 세퍼레이터 및 이를 구비한 전기화학소자
WO2007146369A3 (en) Ammonia gas sensor with dissimilar electrodes
ATE352469T1 (de) Elektrische servolenkkung
WO2009004474A3 (en) Stroke sensor abnormality determining device and determining method, and brake control device and method
WO2011012754A3 (es) Sensor electroquímico para la detección de analitos en medios líquidos
WO2011017077A3 (en) Nanochannel-based sensor system with controlled sensitivity
EP2028498A3 (en) Systems and methods for an open circuit current limiter
TW200514976A (en) Humidity sensor element, device and method for manufacturing thereof
WO2007035188A3 (en) Oxidatively stable microlayers of gas diffusion layers
WO2016057422A3 (en) Methods and systems for detection of analytes
WO2009017631A3 (en) Peroxide chemical sensor and sensing method
WO2008052177A3 (en) Electrostatic voltmeter
WO2015031807A3 (en) Electromechanical polymer-based sensor
WO2011115838A3 (en) Tracheal tube sensor disposed on permeable membrane
AU2003223962A1 (en) Micro-structured gas sensor with control of gas sensitive properties by application of an electric field
EP1780554A3 (en) A nanostructured magnetoresistive network and corresponding method for detection of magnetic field
EP1479910A3 (de) Sensormembran
EP2811291A3 (en) Electrochemical gas detector with microelectrode

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08722362

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08722362

Country of ref document: EP

Kind code of ref document: A1