DE69317826D1 - Lambda-Sonde mit grossem Messbereich auf Basis der Austrittsarbeit - Google Patents
Lambda-Sonde mit grossem Messbereich auf Basis der AustrittsarbeitInfo
- Publication number
- DE69317826D1 DE69317826D1 DE69317826T DE69317826T DE69317826D1 DE 69317826 D1 DE69317826 D1 DE 69317826D1 DE 69317826 T DE69317826 T DE 69317826T DE 69317826 T DE69317826 T DE 69317826T DE 69317826 D1 DE69317826 D1 DE 69317826D1
- Authority
- DE
- Germany
- Prior art keywords
- work function
- range based
- measuring range
- lambda probe
- large measuring
- 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
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
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
- G01N27/626—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using heat to ionise a gas
-
- 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
- G01N27/002—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the work function voltage
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (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)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/913,311 US5275712A (en) | 1992-07-14 | 1992-07-14 | Wide range workfunction based A/F sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69317826D1 true DE69317826D1 (de) | 1998-05-14 |
DE69317826T2 DE69317826T2 (de) | 1998-08-06 |
Family
ID=25433155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69317826T Expired - Fee Related DE69317826T2 (de) | 1992-07-14 | 1993-07-13 | Lambda-Sonde mit grossem Messbereich auf Basis der Austrittsarbeit |
Country Status (5)
Country | Link |
---|---|
US (1) | US5275712A (de) |
EP (1) | EP0583071B1 (de) |
JP (1) | JPH0666763A (de) |
CA (1) | CA2100222C (de) |
DE (1) | DE69317826T2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5389224A (en) * | 1993-07-01 | 1995-02-14 | Ford Motor Company | Capacitive A/F sensor |
US5521099A (en) * | 1994-09-23 | 1996-05-28 | Arizona Board Of Regents | Method and apparatus for sensing combustible gases employing and oxygen-activated sensing element |
US7372804B2 (en) | 2002-01-11 | 2008-05-13 | Nec Corporation | Multiplex communication system and method |
JP4453394B2 (ja) * | 2004-02-27 | 2010-04-21 | 日産自動車株式会社 | 触媒の劣化診断装置 |
US7009694B2 (en) * | 2004-05-28 | 2006-03-07 | International Business Machines Corporation | Indirect switching and sensing of phase change memory cells |
WO2011153402A1 (en) * | 2010-06-04 | 2011-12-08 | Delphi Technologies, Inc. | Low-temperature activity exhaust sensor |
US10732147B2 (en) * | 2018-02-04 | 2020-08-04 | Intellihot, Inc. | In situ fuel-to-air ratio (FAR) sensor for combustion using a fourier based flame ionization probe |
US20200294779A1 (en) * | 2019-03-12 | 2020-09-17 | Modern Electron, LLC | Combined heating and power modules and devices |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3416070A (en) * | 1968-03-08 | 1968-12-10 | James William Mcgowan Jr. | Method and apparatus for sensing gases |
GB1520749A (en) * | 1975-12-29 | 1978-08-09 | Westinghouse Electric Corp | Measuring partial pressure of sodium vapour |
US4272329A (en) * | 1980-03-03 | 1981-06-09 | Ford Motor Company | Steady state mode oxygen sensor and method |
DE3438546A1 (de) * | 1984-10-20 | 1986-04-24 | Kernforschungsanlage Jülich GmbH, 5170 Jülich | Verfahren zum nachweis eines stoffes oder zum nachweis zumindest einer komponente eines stoffgemisches sowie schwingkondensator zur durchfuehrung des verfahrens |
SU1693536A1 (ru) * | 1985-06-11 | 1991-11-23 | Специализированное конструкторско-технологическое бюро с опытным производством Института электроники им.У.А.Арифова | Поверхностно-ионизационный детектор органических соединений |
-
1992
- 1992-07-14 US US07/913,311 patent/US5275712A/en not_active Expired - Lifetime
-
1993
- 1993-06-29 JP JP5159640A patent/JPH0666763A/ja active Pending
- 1993-07-09 CA CA002100222A patent/CA2100222C/en not_active Expired - Fee Related
- 1993-07-13 DE DE69317826T patent/DE69317826T2/de not_active Expired - Fee Related
- 1993-07-13 EP EP93305494A patent/EP0583071B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0666763A (ja) | 1994-03-11 |
EP0583071B1 (de) | 1998-04-08 |
US5275712A (en) | 1994-01-04 |
DE69317826T2 (de) | 1998-08-06 |
EP0583071A1 (de) | 1994-02-16 |
CA2100222C (en) | 1999-02-02 |
CA2100222A1 (en) | 1994-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: VIRGINIA TECH FOUNDATION, INC., BLACKSBURG, VA, US |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: NEIDL-STIPPLER UND KOLLEGEN, 81679 MUENCHEN |
|
8339 | Ceased/non-payment of the annual fee |