GR861902B - Method and apparatus for ultrasonic interface detection - Google Patents
Method and apparatus for ultrasonic interface detectionInfo
- Publication number
- GR861902B GR861902B GR861902A GR860101902A GR861902B GR 861902 B GR861902 B GR 861902B GR 861902 A GR861902 A GR 861902A GR 860101902 A GR860101902 A GR 860101902A GR 861902 B GR861902 B GR 861902B
- Authority
- GR
- Greece
- Prior art keywords
- interface detection
- ultrasonic interface
- ultrasonic
- detection
- interface
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/12—Analysing solids by measuring frequency or resonance of 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
- G01F23/22—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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/222—Constructional or flow details for analysing fluids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/01—Indexing codes associated with the measuring variable
- G01N2291/014—Resonance or resonant frequency
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/024—Mixtures
- G01N2291/02408—Solids in gases, e.g. particle suspensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/024—Mixtures
- G01N2291/02433—Gases in liquids, e.g. bubbles, foams
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02836—Flow rate, liquid level
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02881—Temperature
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75757285A | 1985-07-22 | 1985-07-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
GR861902B true GR861902B (en) | 1986-11-24 |
Family
ID=25048346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR861902A GR861902B (en) | 1985-07-22 | 1986-07-21 | Method and apparatus for ultrasonic interface detection |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0209872A3 (el) |
JP (1) | JPS6225221A (el) |
DK (1) | DK345586D0 (el) |
GR (1) | GR861902B (el) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4790183A (en) * | 1987-05-05 | 1988-12-13 | Beckman Instruments, Inc. | Acoustic impedance system for liquid boundary level detection |
JP3049615B2 (ja) * | 1992-06-08 | 2000-06-05 | ベーリング ダイアグノスティックス,インコーポレーテッド | 液体分注システム |
US5428997A (en) * | 1992-07-20 | 1995-07-04 | Pasteur Sanofi Diagnostics | Method of and device for fluid surface detection using an ultrasonic transducer |
DE102005015547A1 (de) * | 2005-04-04 | 2006-10-05 | Endress + Hauser Gmbh + Co. Kg | Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße eines Mediums |
DE102006034105A1 (de) * | 2006-07-20 | 2008-01-24 | Endress + Hauser Gmbh + Co. Kg | Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße eines Mediums |
CN106596242A (zh) * | 2017-01-11 | 2017-04-26 | 李秀霞 | 一种超声波搅拌装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB295985A (en) * | 1927-08-22 | 1929-04-25 | Rene Alfred Laurent Volet | Improvements in motor pumps |
US4540981A (en) * | 1981-10-29 | 1985-09-10 | Edo Western Corporation | Method and apparatus for detecting the presence of liquid |
US4445064A (en) * | 1983-04-25 | 1984-04-24 | E. I. Du Pont De Nemours And Company | Self resonant power supply for electro-acoustical transducer |
-
1986
- 1986-07-19 EP EP86109950A patent/EP0209872A3/en not_active Withdrawn
- 1986-07-21 GR GR861902A patent/GR861902B/el unknown
- 1986-07-21 DK DK345586A patent/DK345586D0/da not_active Application Discontinuation
- 1986-07-21 JP JP61169956A patent/JPS6225221A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0209872A3 (en) | 1988-07-27 |
EP0209872A2 (en) | 1987-01-28 |
JPS6225221A (ja) | 1987-02-03 |
DK345586D0 (da) | 1986-07-21 |
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