DE1235191B - Fluessigkeitsdetektor mit einer Lichtquelle und einer lichtempfindlichen Zelle als Signalgeber - Google Patents
Fluessigkeitsdetektor mit einer Lichtquelle und einer lichtempfindlichen Zelle als SignalgeberInfo
- Publication number
- DE1235191B DE1235191B DE1964J0026869 DEJ0026869A DE1235191B DE 1235191 B DE1235191 B DE 1235191B DE 1964J0026869 DE1964J0026869 DE 1964J0026869 DE J0026869 A DEJ0026869 A DE J0026869A DE 1235191 B DE1235191 B DE 1235191B
- Authority
- DE
- Germany
- Prior art keywords
- lens
- light
- liquid
- chamber
- light source
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims description 45
- 239000012530 fluid Substances 0.000 claims description 18
- 230000003287 optical effect Effects 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000002745 absorbent Effects 0.000 claims description 2
- 239000002250 absorbent Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 description 8
- 230000001419 dependent effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
- G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0091—Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means
- G01L9/0097—Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means using photoelectric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/38—Investigating fluid-tightness of structures by using light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Examining Or Testing Airtightness (AREA)
- Optical Measuring Cells (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT975163 | 1963-12-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE1235191B true DE1235191B (de) | 1967-02-23 |
Family
ID=3616937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1964J0026869 Pending DE1235191B (de) | 1963-12-05 | 1964-11-12 | Fluessigkeitsdetektor mit einer Lichtquelle und einer lichtempfindlichen Zelle als Signalgeber |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE656509A (enrdf_load_stackoverflow) |
CH (1) | CH425552A (enrdf_load_stackoverflow) |
DE (1) | DE1235191B (enrdf_load_stackoverflow) |
GB (1) | GB1051462A (enrdf_load_stackoverflow) |
NL (1) | NL6413955A (enrdf_load_stackoverflow) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1698236B1 (de) * | 1967-03-06 | 1972-05-04 | Lucas Industries Ltd | Einrichtung zur messung des sich mit der konzentration aendernden brechungsindexes einer fluessigkeit |
DE3135922A1 (de) * | 1981-08-24 | 1983-03-10 | Matkemi AG für Material der chemischen- und Atomindustrie, 4106 Therwil | "einrichtung mit einem innenraum fuer ein fluid und dichtungsmittel und verwendung der einrichtung" |
DE4329102A1 (de) * | 1993-08-30 | 1995-03-02 | Daimler Benz Ag | Verfahren zum Messen der Dichteänderung von Gasen |
WO2020249325A1 (de) | 2019-06-12 | 2020-12-17 | Volkswagen Aktiengesellschaft | Optischer flüssigkeitssensor und verfahren zur optischen detektion von flüssigkeiten |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT324018B (de) * | 1973-05-22 | 1975-08-11 | Hectronic Ag | Sonde zum ermitteln von gaselasen in einer flüssigkeit |
WO1987001025A1 (en) * | 1984-04-10 | 1987-02-26 | Bio-Flow, Inc. | Monitor for liquid level and urine flow |
EP0224513A1 (de) * | 1985-06-07 | 1987-06-10 | Benno Perren (verstorben) | Optischer flüssigkeitsfühler |
GB2186980B (en) * | 1986-02-20 | 1989-11-08 | David James Morris | Liquid flow detector |
EP2732266B1 (en) | 2011-07-11 | 2015-06-24 | ABB Technology AG | Optics sensor structure for detecting water or oil leakage inside a conservator having having a bladder or membrane |
-
0
- GB GB1051462D patent/GB1051462A/en not_active Expired
-
1964
- 1964-11-02 CH CH1416964A patent/CH425552A/de unknown
- 1964-11-12 DE DE1964J0026869 patent/DE1235191B/de active Pending
- 1964-12-01 BE BE656509D patent/BE656509A/xx unknown
- 1964-12-01 NL NL6413955A patent/NL6413955A/xx unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1698236B1 (de) * | 1967-03-06 | 1972-05-04 | Lucas Industries Ltd | Einrichtung zur messung des sich mit der konzentration aendernden brechungsindexes einer fluessigkeit |
DE3135922A1 (de) * | 1981-08-24 | 1983-03-10 | Matkemi AG für Material der chemischen- und Atomindustrie, 4106 Therwil | "einrichtung mit einem innenraum fuer ein fluid und dichtungsmittel und verwendung der einrichtung" |
DE4329102A1 (de) * | 1993-08-30 | 1995-03-02 | Daimler Benz Ag | Verfahren zum Messen der Dichteänderung von Gasen |
WO2020249325A1 (de) | 2019-06-12 | 2020-12-17 | Volkswagen Aktiengesellschaft | Optischer flüssigkeitssensor und verfahren zur optischen detektion von flüssigkeiten |
Also Published As
Publication number | Publication date |
---|---|
NL6413955A (enrdf_load_stackoverflow) | 1965-06-07 |
CH425552A (de) | 1966-11-30 |
BE656509A (enrdf_load_stackoverflow) | 1965-04-01 |
GB1051462A (enrdf_load_stackoverflow) | 1966-12-14 |
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