DE102007050404A1 - Flüssigkeitseigenschaftssensor - Google Patents
Flüssigkeitseigenschaftssensor Download PDFInfo
- Publication number
- DE102007050404A1 DE102007050404A1 DE102007050404A DE102007050404A DE102007050404A1 DE 102007050404 A1 DE102007050404 A1 DE 102007050404A1 DE 102007050404 A DE102007050404 A DE 102007050404A DE 102007050404 A DE102007050404 A DE 102007050404A DE 102007050404 A1 DE102007050404 A1 DE 102007050404A1
- Authority
- DE
- Germany
- Prior art keywords
- liquid
- relative permittivity
- electrode
- protective film
- electrodes
- 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.)
- Ceased
Links
- 239000012530 fluid Substances 0.000 title description 3
- 239000007788 liquid Substances 0.000 claims abstract description 78
- 230000001681 protective effect Effects 0.000 claims abstract description 63
- 239000004065 semiconductor Substances 0.000 claims abstract description 30
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 67
- 239000000446 fuel Substances 0.000 claims description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 9
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 8
- 244000126211 Hericium coralloides Species 0.000 claims description 7
- 239000010705 motor oil Substances 0.000 claims description 7
- 230000006866 deterioration Effects 0.000 claims description 4
- 239000003502 gasoline Substances 0.000 description 33
- 238000001514 detection method Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- F02M37/0064—Layout or arrangement of systems for feeding fuel for engines being fed with multiple fuels or fuels having special properties, e.g. bio-fuels; varying the fuel composition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
- F02D19/082—Premixed fuels, i.e. emulsions or blends
- F02D19/084—Blends of gasoline and alcohols, e.g. E85
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
- F02D19/082—Premixed fuels, i.e. emulsions or blends
- F02D19/085—Control based on the fuel type or composition
- F02D19/087—Control based on the fuel type or composition with determination of densities, viscosities, composition, concentration or mixture ratios of fuels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006293031A JP4821560B2 (ja) | 2006-10-27 | 2006-10-27 | 液体性状センサ |
| JP2006-293031 | 2006-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102007050404A1 true DE102007050404A1 (de) | 2008-05-08 |
Family
ID=39265129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102007050404A Ceased DE102007050404A1 (de) | 2006-10-27 | 2007-10-22 | Flüssigkeitseigenschaftssensor |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7692432B2 (https=) |
| JP (1) | JP4821560B2 (https=) |
| CN (1) | CN101169388B (https=) |
| BR (1) | BRPI0703895B1 (https=) |
| DE (1) | DE102007050404A1 (https=) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009092633A (ja) * | 2007-10-12 | 2009-04-30 | Denso Corp | インピーダンスセンサ |
| US20090189618A1 (en) * | 2008-01-24 | 2009-07-30 | Hoey Michael F | Method, system, and apparatus for liquid monitoring, analysis, and identification |
| US8578761B2 (en) * | 2008-03-26 | 2013-11-12 | Denso Corporation | Concentration sensor device and concentration detecting method |
| CN101435836B (zh) * | 2008-12-17 | 2011-01-26 | 重庆大学 | 采用文氏桥振荡电路测量液体电导率的频率检测器 |
| DE102009054844A1 (de) * | 2009-12-17 | 2011-06-22 | Robert Bosch GmbH, 70469 | Vorrichtung zur Messung einer Zusammensetzung eines Kraftstoffgemischs |
| JP5488534B2 (ja) * | 2011-06-06 | 2014-05-14 | 株式会社デンソー | 湿度センサ及びその製造方法 |
| US20140290381A1 (en) * | 2013-03-21 | 2014-10-02 | California Institute Of Technology | Integrated environmental sensors for harsh environment applications |
| JP7698639B2 (ja) | 2020-05-29 | 2025-06-25 | 日本碍子株式会社 | 静電容量式センサ |
| CN113588720B (zh) * | 2021-08-03 | 2024-04-26 | 浙江博美泰克电子有限公司 | 汽车或工业类酒精和汽油混合比传感器 |
| WO2023149571A1 (ja) * | 2022-02-07 | 2023-08-10 | 日本碍子株式会社 | 導電率測定方法 |
| WO2023149572A1 (ja) * | 2022-02-07 | 2023-08-10 | 日本碍子株式会社 | 導電率測定方法 |
| WO2023149575A1 (ja) * | 2022-02-07 | 2023-08-10 | 日本碍子株式会社 | 導電率センサおよび導電率測定方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH074599Y2 (ja) * | 1987-04-25 | 1995-02-01 | 株式会社堀場製作所 | シ−ト型誘電率測定用センサ− |
| JP2622537B2 (ja) | 1990-11-16 | 1997-06-18 | シーメンス アクチエンゲゼルシヤフト | 混合気のアルコール含有量検出用測定器 |
| JP3029482B2 (ja) * | 1991-05-28 | 2000-04-04 | 日本特殊陶業株式会社 | 静電容量型センサの製造方法 |
| JP3126872B2 (ja) * | 1994-05-12 | 2001-01-22 | 三菱電機株式会社 | 燃料の混合比率検知装置 |
| CN2294478Y (zh) * | 1997-03-11 | 1998-10-14 | 宁波凯悦电器有限公司 | 测定液体电介系数用的电容式传感器 |
| US6167761B1 (en) * | 1998-03-31 | 2001-01-02 | Hitachi, Ltd. And Hitachi Car Engineering Co., Ltd. | Capacitance type pressure sensor with capacitive elements actuated by a diaphragm |
| JP2002340830A (ja) | 2001-05-11 | 2002-11-27 | Mitsubishi Heavy Ind Ltd | 水素ガス検出装置及びその製造方法 |
| US6781388B2 (en) * | 2001-09-26 | 2004-08-24 | Delphi Technologies, Inc. | Liquid property sensor |
| JP3580547B2 (ja) * | 2002-09-30 | 2004-10-27 | 三井金属鉱業株式会社 | アルコール濃度検出装置およびそれを用いたアルコール濃度検出方法、ならびにアルコール濃度検出センサーの製造方法 |
| JP2005201670A (ja) | 2004-01-13 | 2005-07-28 | Mitsui Mining & Smelting Co Ltd | アルコール濃度センサ及びアルコール濃度測定装置 |
| JP2005257616A (ja) * | 2004-03-15 | 2005-09-22 | Matsushita Electric Ind Co Ltd | オイルセンサ |
| JP4229885B2 (ja) | 2004-08-18 | 2009-02-25 | 株式会社デンソー | 容量式物理量検出装置 |
| JP4566784B2 (ja) * | 2005-02-24 | 2010-10-20 | 株式会社デンソー | 湿度センサ装置 |
-
2006
- 2006-10-27 JP JP2006293031A patent/JP4821560B2/ja not_active Expired - Fee Related
-
2007
- 2007-10-09 US US11/907,005 patent/US7692432B2/en not_active Expired - Fee Related
- 2007-10-18 CN CN2007101668212A patent/CN101169388B/zh not_active Expired - Fee Related
- 2007-10-22 DE DE102007050404A patent/DE102007050404A1/de not_active Ceased
- 2007-10-26 BR BRPI0703895-0A patent/BRPI0703895B1/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US20080100309A1 (en) | 2008-05-01 |
| JP4821560B2 (ja) | 2011-11-24 |
| JP2008111669A (ja) | 2008-05-15 |
| US7692432B2 (en) | 2010-04-06 |
| BRPI0703895A (pt) | 2008-06-10 |
| CN101169388A (zh) | 2008-04-30 |
| CN101169388B (zh) | 2011-06-15 |
| BRPI0703895B1 (pt) | 2018-01-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| R016 | Response to examination communication | ||
| R016 | Response to examination communication | ||
| R002 | Refusal decision in examination/registration proceedings | ||
| R003 | Refusal decision now final |