JP5248616B2 - ブレーキ液の品質の低下を検出する方法および装置 - Google Patents
ブレーキ液の品質の低下を検出する方法および装置 Download PDFInfo
- Publication number
- JP5248616B2 JP5248616B2 JP2010528401A JP2010528401A JP5248616B2 JP 5248616 B2 JP5248616 B2 JP 5248616B2 JP 2010528401 A JP2010528401 A JP 2010528401A JP 2010528401 A JP2010528401 A JP 2010528401A JP 5248616 B2 JP5248616 B2 JP 5248616B2
- Authority
- JP
- Japan
- Prior art keywords
- brake fluid
- dye
- fluorescence
- brake
- changes
- 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
- 239000012530 fluid Substances 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000015556 catabolic process Effects 0.000 title abstract description 3
- 238000006731 degradation reaction Methods 0.000 title abstract description 3
- 230000008859 change Effects 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000004044 response Effects 0.000 claims abstract description 13
- 238000004020 luminiscence type Methods 0.000 claims abstract description 12
- 239000000975 dye Substances 0.000 claims description 29
- 239000007850 fluorescent dye Substances 0.000 claims description 12
- 230000006866 deterioration Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 231100000627 threshold limit value Toxicity 0.000 claims 1
- 238000009835 boiling Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 101100191138 Arabidopsis thaliana DOT4 gene Proteins 0.000 description 2
- 101100427348 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) UBP10 gene Proteins 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920000151 polyglycol Polymers 0.000 description 2
- 239000010695 polyglycol Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 101100321626 Arabidopsis thaliana WIP6 gene Proteins 0.000 description 1
- 101000825841 Homo sapiens Vacuolar-sorting protein SNF8 Proteins 0.000 description 1
- 238000003109 Karl Fischer titration Methods 0.000 description 1
- PNAAEIYEUKNTMO-UHFFFAOYSA-N S-Seven Chemical compound C=1C=CC=CC=1P(=S)(OCC)OC1=CC=C(Cl)C=C1Cl PNAAEIYEUKNTMO-UHFFFAOYSA-N 0.000 description 1
- 101100063948 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) DOT5 gene Proteins 0.000 description 1
- 102100022787 Vacuolar-sorting protein SNF8 Human genes 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- ZYGHJZDHTFUPRJ-UHFFFAOYSA-N benzo-alpha-pyrone Natural products C1=CC=C2OC(=O)C=CC2=C1 ZYGHJZDHTFUPRJ-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 235000001671 coumarin Nutrition 0.000 description 1
- 150000004775 coumarins Chemical class 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 description 1
- 238000001917 fluorescence detection Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2835—Specific substances contained in the oils or fuels
- G01N33/2847—Water in oils
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Molecular Biology (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- General Chemical & Material Sciences (AREA)
- Braking Arrangements (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Lubricants (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Description
発光染料を含むブレーキ液を保持する容器であって、ブレーキ液の含水率の変化に応答して、染料が発するルミネセンスに変化が生じる容器と;
染料が発したルミネセンスの変化を検出することができる検出器とを含む、装置を提供する。
これより、実施例を参照することによって本発明を説明するが、これらの実施例は本発明の限定を意図したものではない。
Claims (5)
- ブレーキ液が発光染料を含み、ブレーキ液の含水率の変化に応答して、染料が発するルミネセンスが変化する、ブレーキ液の品質の低下を検出する方法であって、染料が発したルミネセンスの変化を検出するステップを含む、方法。
- 発光染料が蛍光染料である、請求項1に記載の方法。
- ブレーキ液が水を含まないときには染料の蛍光が検出できず、ブレーキ液の含水率が閾限界値を超えて上昇する場合に染料の蛍光が検出可能となる、請求項2に記載の方法。
- ブレーキ液がブレーキ系内に存在する、請求項1から3のいずれか一項に記載の方法。
- 指示物質の変化の情報を観察者に与えるステップをさらに含む、請求項1から4のいずれか一項に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP07118279.4 | 2007-10-11 | ||
| EP07118279 | 2007-10-11 | ||
| PCT/EP2008/063564 WO2009047307A1 (en) | 2007-10-11 | 2008-10-09 | Method and device for detecting degradation in the quality of a brake fluid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011501115A JP2011501115A (ja) | 2011-01-06 |
| JP5248616B2 true JP5248616B2 (ja) | 2013-07-31 |
Family
ID=39188841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010528401A Expired - Fee Related JP5248616B2 (ja) | 2007-10-11 | 2008-10-09 | ブレーキ液の品質の低下を検出する方法および装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8399856B2 (ja) |
| EP (1) | EP2198291B1 (ja) |
| JP (1) | JP5248616B2 (ja) |
| CN (1) | CN101821616A (ja) |
| AT (1) | ATE515695T1 (ja) |
| CA (1) | CA2701459A1 (ja) |
| WO (1) | WO2009047307A1 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0813277D0 (en) * | 2008-07-18 | 2008-08-27 | Lux Innovate Ltd | Method to assess multiphase fluid compositions |
| CA2995721C (en) | 2015-08-14 | 2020-03-31 | Chemtreat, Inc. | Fluid system evaluation with multiple chemical tracers |
| US11148688B2 (en) * | 2018-02-12 | 2021-10-19 | Enersul Inc. | Unattended railcar motion control system |
| CN112505242B (zh) * | 2020-12-24 | 2022-04-22 | 红宝丽集团泰兴化学有限公司 | 一种氧化物中水分的测定方法 |
| CN114736139B (zh) * | 2022-05-17 | 2023-12-15 | 浙江科技学院 | 一种检测汽车制动液的荧光化合物及其制备方法和应用 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3505020A (en) * | 1967-05-25 | 1970-04-07 | Exxon Research Engineering Co | Method and composition for detecting free water |
| EP0078544A1 (de) * | 1981-11-03 | 1983-05-11 | LUCAS INDUSTRIES public limited company | Mittel und Verfahren zur Anzeige eines kritischen Wassergehalts in Hydraulikflüssigkeiten, insbesondere Bremsflüssigkeiten |
| DE3143589A1 (de) | 1981-11-03 | 1983-05-11 | Lucas Industries Ltd., Birmingham, West Midlands | Verfahren und mittel zur anzeige des wassergehalts in bremsfluessigkeit |
| DE3639664C2 (de) | 1986-11-20 | 1995-10-19 | Teves Gmbh Alfred | Verfahren und Vorrichtung zur Überwachung des Zustandes oder der Beschaffenheit einer hydraulischen Flüssigkeit |
| JPH01224648A (ja) * | 1988-03-04 | 1989-09-07 | Echiren Chem Kk | ブレーキ液劣化の検知方法 |
| US5380091A (en) | 1989-04-08 | 1995-01-10 | Alba Tools Limited | Indicating device |
| FR2664701B1 (fr) | 1990-07-10 | 1993-07-09 | Pradel Lionel | Procede de verification de la teneur en eau du liquide utilise dans un circuit de commande et dispositif pour sa mise en óoeuvre. |
| EP0543057A1 (en) | 1991-11-20 | 1993-05-26 | Quaker Chemical Corporation | Method for determining the oil content in oil-in-water emulsions |
| GB9404701D0 (en) | 1994-03-11 | 1994-04-27 | Buchanan Nigel A | Fluid boiling point sensing device |
| US6590220B1 (en) * | 1996-02-08 | 2003-07-08 | Bright Solutions, Inc. | Leak detection lamp |
| JP2000505199A (ja) * | 1996-10-16 | 2000-04-25 | エンヴァイアロンメンタル テスト システムズ,インコーポレイテッド | 水分測定装置および方法 |
| DE19838025A1 (de) | 1998-08-20 | 2000-02-24 | Continental Teves Ag & Co Ohg | Flüssigkeit für Fahrzeuge, insbesondere Hydraulikflüssigkeit für Fahrzeugbremsanlagen |
| US6691562B2 (en) | 1999-07-20 | 2004-02-17 | Phoenix Systems, L.L.C. | Test for brake fluid age and condition |
| DE10101467A1 (de) | 2001-01-12 | 2002-07-18 | Zander Birgitt | Leckage-Suche |
| US7943380B2 (en) * | 2004-06-02 | 2011-05-17 | Bright Solutions, Inc. | Leak detection materials and methods |
| US20060032294A1 (en) * | 2004-08-13 | 2006-02-16 | John Duerr | Leak detection system for use in braking systems |
| US7565829B2 (en) * | 2005-10-18 | 2009-07-28 | E.F. Products | System, methods, and compositions for detecting and inhibiting leaks in steering systems |
-
2008
- 2008-10-09 JP JP2010528401A patent/JP5248616B2/ja not_active Expired - Fee Related
- 2008-10-09 AT AT08805195T patent/ATE515695T1/de not_active IP Right Cessation
- 2008-10-09 WO PCT/EP2008/063564 patent/WO2009047307A1/en not_active Ceased
- 2008-10-09 CN CN200880111012A patent/CN101821616A/zh active Pending
- 2008-10-09 EP EP08805195A patent/EP2198291B1/en not_active Not-in-force
- 2008-10-09 CA CA2701459A patent/CA2701459A1/en not_active Abandoned
- 2008-10-09 US US12/681,928 patent/US8399856B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011501115A (ja) | 2011-01-06 |
| EP2198291B1 (en) | 2011-07-06 |
| US8399856B2 (en) | 2013-03-19 |
| CN101821616A (zh) | 2010-09-01 |
| WO2009047307A1 (en) | 2009-04-16 |
| EP2198291A1 (en) | 2010-06-23 |
| CA2701459A1 (en) | 2009-04-16 |
| ATE515695T1 (de) | 2011-07-15 |
| US20100213388A1 (en) | 2010-08-26 |
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