JP2007147611A - 温度補償型蒸気センサ - Google Patents
温度補償型蒸気センサ Download PDFInfo
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- JP2007147611A JP2007147611A JP2006309826A JP2006309826A JP2007147611A JP 2007147611 A JP2007147611 A JP 2007147611A JP 2006309826 A JP2006309826 A JP 2006309826A JP 2006309826 A JP2006309826 A JP 2006309826A JP 2007147611 A JP2007147611 A JP 2007147611A
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- 239000012491 analyte Substances 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 12
- 230000033228 biological regulation Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 5
- 239000000758 substrate Substances 0.000 claims 3
- 230000003213 activating effect Effects 0.000 claims 2
- 229920006037 cross link polymer Polymers 0.000 claims 2
- 230000000694 effects Effects 0.000 claims 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 27
- 238000010586 diagram Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
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- 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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
- G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
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- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
【解決手段】センサシステムは、概ね、第1の抵抗器、第2の抵抗器、および周囲温度の変化を感知する負荷調整器またはスイッチを含んでいる。第1の抵抗器および前記第2の抵抗器の少なくとも一方は、検体の1つ以上の存在に応答して変化する抵抗をもつ検出素子である。スイッチは、第1の抵抗器および前記第2の抵抗器を横切る電気負荷を管理する。周囲温度が第1の値であるときは、スイッチは、第1の抵抗器または第2の抵抗器、あるいはこの両者を横切る電気負荷の通過を妨げる。周囲温度が第2の値であるときは、スイッチは、第1の抵抗器または第2の抵抗器、あるいはこの両者を横切る電気負荷の通過を許可する。
【選択図】図1
Description
Claims (16)
- 1つ以上の検体の存在を検知するケミレジスタセンサシステムであって、
第1の抵抗器と、
第2の抵抗器と、
前記第1の抵抗器および前記第2の抵抗器の少なくとも一方を横切る電気負荷電流を管理する負荷調整デバイスとを含み、
前記第1の抵抗器および前記第2の抵抗器の少なくとも一方が、検体の1つ以上の存在に応答して変化する抵抗をもつ検出素子であり、
周囲温度が第1の値であるときは、前記負荷調整デバイスが、前記第1の抵抗器を横切る電気負荷電流の通過を妨げ、
周囲温度が第2の値であるときは、前記負荷調整デバイスが、前記第1の抵抗器を横切る電気負荷電流の通過を許可するケミレジスタセンサシステム。 - 前記第1の抵抗器が、前記第2の抵抗器と電気的に並列である請求項1記載のケミレジスタセンサシステム。
- 前記第1の抵抗器が、前記第2の抵抗器と電気的に直列である請求項1記載のケミレジスタセンサシステム。
- 前記負荷調整デバイスが、スイッチを含む請求項1記載のケミレジスタセンサシステム。
- 前記検出素子が、架橋高分子基質センサフィルムを含む請求項1記載のケミレジスタセンサシステム。
- 前記第1の値が、前記第2の値よりも大きい請求項1記載のケミレジスタセンサシステム。
- 前記第1の値が、前記第2の値よりも小さい請求項1記載のケミレジスタセンサシステム。
- 検体の存在を検知するケミレジスタセンサシステム回路であって、前記回路が、
検体の存在に応答して変化する第1の抵抗をもつ第1の検出素子と、
検体の存在に応答して変化する第2の抵抗をもつ第2の検出素子であって、前記第2の抵抗が前記第1の抵抗と異なる第2の検出素子と、
スイッチとを含み、
前記スイッチが、第1の周囲温度値において、前記第1の検出素子を前記回路に組み込み、前記第2の検出素子を前記回路から外し、
前記スイッチが、前記第1の周囲温度値と異なる第2の周囲温度値において、前記第2の検出素子を前記回路に組み込み、前記第1の検出素子を前記回路から外すケミレジスタセンサシステム回路。 - 前記第1の検出素子および前記第2の検出素子の少なくとも一方が、架橋高分子基質センサフィルムを含む請求項8記載のケミレジスタセンサシステム回路。
- 前記スイッチが、スタンドアローン型の温度で作動させられるスイッチである請求項8記載のケミレジスタセンサシステム回路。
- 前記スイッチが、バイメタルスイッチである請求項8記載のケミレジスタセンサ回路。
- 1つ以上の検体の存在に応答して変化する抵抗をもつ第1の検出素子をもつケミレジスタセンサ回路システムに対する周囲温度の影響を補償する方法であって、
センサ回路システムを取り囲んでいる領域の周囲温度を判断することと、
周囲温度が第1の値であるときは、抵抗器をセンサ回路システム内に加えるようにスイッチを作動させることと、
周囲温度が、第1の値と異なる第2の値であるときは、抵抗器を検出回路システムから外すようにスイッチを作動させることとを含む方法。 - 抵抗器が、第1の検出素子と電気的に並列であるように、抵抗器をセンサ回路システムに加えることをさらに含む請求項12記載の方法。
- 抵抗器が、第1の検出素子と電気的に直列であるように、抵抗器をセンサ回路システムに加えることをさらに含む請求項12記載の方法。
- 前記抵抗器が、第2の検出素子である請求項12記載の方法。
- 第1の検出素子および第2の検出素子の各々において、架橋高分子基質センサフィルムを含むことをさらに含む請求項15記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/286,985 | 2005-11-23 | ||
US11/286,985 US7265560B2 (en) | 2005-11-23 | 2005-11-23 | Temperature compensated vapor sensor |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007147611A true JP2007147611A (ja) | 2007-06-14 |
JP2007147611A5 JP2007147611A5 (ja) | 2012-09-27 |
JP5107558B2 JP5107558B2 (ja) | 2012-12-26 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006309826A Active JP5107558B2 (ja) | 2005-11-23 | 2006-11-16 | 温度補償型蒸気センサ |
Country Status (5)
Country | Link |
---|---|
US (1) | US7265560B2 (ja) |
EP (1) | EP1790978B8 (ja) |
JP (1) | JP5107558B2 (ja) |
CN (1) | CN201043961Y (ja) |
CA (1) | CA2562732C (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI323032B (en) * | 2006-07-25 | 2010-04-01 | Siliconmotion Inc | A circuit for compensating resistance variation and a method for tuning frequency thereof |
WO2015054784A1 (en) | 2013-10-15 | 2015-04-23 | 1835963 Alberta Ltd. | Sensing element compositions and sensor system for detecting and monitoring structures for hydrocarbons |
CA3000385A1 (en) | 2017-04-11 | 2018-10-11 | Syscor Controls & Automation Inc. | Polymer absorption sensor having low cross-sensitivity |
US11331019B2 (en) | 2017-08-07 | 2022-05-17 | The Research Foundation For The State University Of New York | Nanoparticle sensor having a nanofibrous membrane scaffold |
US11092497B2 (en) | 2018-10-31 | 2021-08-17 | Taiwan Semiconductor Manufacturing Company Limited | Temperature protection circuit |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5240359A (en) * | 1975-09-27 | 1977-03-29 | Yamatake Honeywell Co Ltd | Two-wire oscillator for humidity |
JPH02151751A (ja) * | 1988-12-02 | 1990-06-11 | Nippon Mining Co Ltd | 電子温湿度計 |
JPH07113777A (ja) * | 1993-10-18 | 1995-05-02 | Ricoh Seiki Co Ltd | 雰囲気検出装置 |
JPH08184576A (ja) * | 1994-12-29 | 1996-07-16 | Mitsuteru Kimura | 湿度センサ |
JPH11142357A (ja) * | 1997-09-03 | 1999-05-28 | Figaro Eng Inc | ガス検出方法とその装置 |
JPH11148908A (ja) * | 1997-09-03 | 1999-06-02 | Figaro Eng Inc | ガス検出装置とその調整方法 |
JP2003185613A (ja) * | 2001-12-18 | 2003-07-03 | Fis Inc | 携帯用ガス検出装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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GB1259566A (ja) | 1970-07-13 | 1972-01-05 | ||
GB1479925A (en) | 1974-08-24 | 1977-07-13 | Westfaelische Berggewerkschaft | Method and apparatus for determining the concentration of one or more than one gaseous component in a mixture of gases |
JPS54134698A (en) | 1978-04-11 | 1979-10-19 | Mitsubishi Electric Corp | Semiconductor gas detector |
JPH06160318A (ja) * | 1992-04-23 | 1994-06-07 | Nippon Ceramic Co Ltd | ガスセンサの温度補償回路 |
US5464739A (en) * | 1994-08-22 | 1995-11-07 | Bayer Corporation | Composition method for determining the presence of leukocyte cells, esterase or protease in a test sample |
EP0698786A1 (en) | 1994-08-23 | 1996-02-28 | RICOH SEIKI COMPANY, Ltd. | Atmosphere measuring device and flow sensor |
US5864458A (en) * | 1995-09-14 | 1999-01-26 | Raychem Corporation | Overcurrent protection circuits comprising combinations of PTC devices and switches |
JP2002190607A (ja) * | 2000-12-22 | 2002-07-05 | Denso Corp | 半導体装置及びその製造方法 |
DE10254852A1 (de) | 2002-11-25 | 2004-06-03 | Robert Bosch Gmbh | Schaltungsanordnung zur Sensorauswertung und Verfahren zur Auswertung mehrerer Sensoren |
US7138090B2 (en) | 2003-04-11 | 2006-11-21 | Therm-O-Disc, Incorporated | Vapor sensor and materials therefor |
US7126355B2 (en) * | 2004-05-31 | 2006-10-24 | Yamaha Hatsudoki Kabushiki Kaisha | Physical quantity sensing device with bridge circuit and temperature compensating method |
-
2005
- 2005-11-23 US US11/286,985 patent/US7265560B2/en active Active
-
2006
- 2006-10-05 CA CA2562732A patent/CA2562732C/en active Active
- 2006-11-10 CN CNU2006201474237U patent/CN201043961Y/zh not_active Expired - Lifetime
- 2006-11-16 JP JP2006309826A patent/JP5107558B2/ja active Active
- 2006-11-20 EP EP06024012.4A patent/EP1790978B8/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5240359A (en) * | 1975-09-27 | 1977-03-29 | Yamatake Honeywell Co Ltd | Two-wire oscillator for humidity |
JPH02151751A (ja) * | 1988-12-02 | 1990-06-11 | Nippon Mining Co Ltd | 電子温湿度計 |
JPH07113777A (ja) * | 1993-10-18 | 1995-05-02 | Ricoh Seiki Co Ltd | 雰囲気検出装置 |
JPH08184576A (ja) * | 1994-12-29 | 1996-07-16 | Mitsuteru Kimura | 湿度センサ |
JPH11142357A (ja) * | 1997-09-03 | 1999-05-28 | Figaro Eng Inc | ガス検出方法とその装置 |
JPH11148908A (ja) * | 1997-09-03 | 1999-06-02 | Figaro Eng Inc | ガス検出装置とその調整方法 |
JP2003185613A (ja) * | 2001-12-18 | 2003-07-03 | Fis Inc | 携帯用ガス検出装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1790978B8 (en) | 2013-04-10 |
JP5107558B2 (ja) | 2012-12-26 |
EP1790978B1 (en) | 2013-01-02 |
EP1790978A1 (en) | 2007-05-30 |
CN201043961Y (zh) | 2008-04-02 |
CA2562732A1 (en) | 2007-05-23 |
US20070117207A1 (en) | 2007-05-24 |
US7265560B2 (en) | 2007-09-04 |
CA2562732C (en) | 2013-02-19 |
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