PT101609B - Dispositivo para medir o nivel do liquido contido em varias cubas nao ligadas entre si - Google Patents
Dispositivo para medir o nivel do liquido contido em varias cubas nao ligadas entre si Download PDFInfo
- Publication number
- PT101609B PT101609B PT101609A PT10160994A PT101609B PT 101609 B PT101609 B PT 101609B PT 101609 A PT101609 A PT 101609A PT 10160994 A PT10160994 A PT 10160994A PT 101609 B PT101609 B PT 101609B
- Authority
- PT
- Portugal
- Prior art keywords
- level
- tube
- computer
- measuring
- liquid
- Prior art date
Links
- 239000007788 liquid Substances 0.000 title claims 5
- 235000011483 Ribes Nutrition 0.000 claims 2
- 241000220483 Ribes Species 0.000 claims 2
Classifications
-
- 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
- G01F23/296—Acoustic waves
-
- 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
- G01F23/02—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 gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
-
- 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
-
- 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
- G01F23/296—Acoustic waves
- G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Acoustics & Sound (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9314425A FR2713336B1 (fr) | 1993-11-29 | 1993-11-29 | Dispositif pour mesurer le niveau du liquide contenu dans plusieurs cuves non reliées entre elles. |
Publications (2)
Publication Number | Publication Date |
---|---|
PT101609A PT101609A (pt) | 1995-07-06 |
PT101609B true PT101609B (pt) | 1999-07-30 |
Family
ID=9453454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT101609A PT101609B (pt) | 1993-11-29 | 1994-11-29 | Dispositivo para medir o nivel do liquido contido em varias cubas nao ligadas entre si |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE4442009A1 (fr) |
FR (1) | FR2713336B1 (fr) |
IT (1) | IT1272849B (fr) |
PT (1) | PT101609B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL1002063C2 (nl) * | 1996-01-11 | 1997-07-14 | Prolion Bv | Inrichting en werkwijze voor het meten van de hoogte van een vloeistof- oppervlak, alsmede de toepassing ervan in een melkinrichting. |
FR2809178B1 (fr) * | 2000-05-16 | 2002-12-06 | Gen Trailers France | Dispositif d'inspection a distance de l'interieur d'une cuve de citerne |
DE10055448A1 (de) | 2000-11-09 | 2002-05-23 | Basf Ag | Verfahren und Vorrichtung zur Bestimmung des Quellverhaltens von Polymergelen unter Druck |
NL1035032C2 (nl) * | 2008-02-18 | 2009-08-19 | Lely Patent Nv | Vloeistofverschaffingsinrichting, alsmede werkwijze en melkinrichting daarmee. |
FR2946138B1 (fr) * | 2009-05-26 | 2011-07-01 | Bertin Technologies Sa | Procede et dispositif de mesure rapide d'une variation de pression ou de volume dans un reservoir |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2182749A (en) * | 1936-06-25 | 1939-12-05 | George J Oestreicher | Liquid level gauge |
FR2596515B1 (fr) * | 1986-03-28 | 1992-07-03 | Univ Paris Curie | Capteur de niveau de liquide a ondes elastiques guidees |
US5038611A (en) * | 1989-12-20 | 1991-08-13 | Westinghouse Electric Corp. | Apparatus and method for providing a temperature compensated liquid level measurement |
-
1993
- 1993-11-29 FR FR9314425A patent/FR2713336B1/fr not_active Expired - Fee Related
-
1994
- 1994-11-28 DE DE4442009A patent/DE4442009A1/de not_active Withdrawn
- 1994-11-28 IT ITMI942405A patent/IT1272849B/it active IP Right Grant
- 1994-11-29 PT PT101609A patent/PT101609B/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2713336A1 (fr) | 1995-06-09 |
ITMI942405A1 (it) | 1996-05-28 |
DE4442009A1 (de) | 1995-06-01 |
FR2713336B1 (fr) | 1996-03-01 |
IT1272849B (it) | 1997-06-30 |
PT101609A (pt) | 1995-07-06 |
ITMI942405A0 (it) | 1994-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG3A | Patent granted, date of granting |
Effective date: 19990420 |
|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20000531 |