AU2373192A - Time gate ultrasonic sensor and method - Google Patents
Time gate ultrasonic sensor and methodInfo
- Publication number
- AU2373192A AU2373192A AU23731/92A AU2373192A AU2373192A AU 2373192 A AU2373192 A AU 2373192A AU 23731/92 A AU23731/92 A AU 23731/92A AU 2373192 A AU2373192 A AU 2373192A AU 2373192 A AU2373192 A AU 2373192A
- Authority
- AU
- Australia
- Prior art keywords
- ultrasonic sensor
- time gate
- gate ultrasonic
- time
- sensor
- 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.)
- Abandoned
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/0092—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume for metering by volume
-
- 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
- G01F23/2961—Acoustic waves for discrete levels
-
- 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
- G01F23/2962—Measuring transit time of reflected 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
- G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/001—Acoustic presence detection
-
- 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
- G01N2291/02818—Density, viscosity
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Fluid Mechanics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US73718091A | 1991-07-29 | 1991-07-29 | |
US737180 | 1991-07-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2373192A true AU2373192A (en) | 1993-03-02 |
Family
ID=24962893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU23731/92A Abandoned AU2373192A (en) | 1991-07-29 | 1992-07-16 | Time gate ultrasonic sensor and method |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0596966A4 (en) |
JP (1) | JPH07501138A (en) |
CN (1) | CN1045658C (en) |
AU (1) | AU2373192A (en) |
WO (1) | WO1993003340A1 (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5428984A (en) * | 1993-08-30 | 1995-07-04 | Kay-Ray/Sensall, Inc. | Self test apparatus for ultrasonic sensor |
US5452611A (en) * | 1993-12-09 | 1995-09-26 | Kay-Ray/Sensall, Inc. | Ultrasonic level instrument with dual frequency operation |
US5735166A (en) * | 1994-12-12 | 1998-04-07 | Cosense, Inc. | Ultrasonic micro-sensor for level leak alert and interface detector |
FI97829C (en) * | 1995-06-07 | 1997-02-25 | Acutest Oy | Measurement method and equipment for determining interfaces |
JP2001272266A (en) * | 2000-03-27 | 2001-10-05 | Ricoh Elemex Corp | Ultrasonic level gauge |
WO2014146680A1 (en) * | 2013-03-18 | 2014-09-25 | Aktiebolaget Skf | Sensor self-test |
CN104931580A (en) * | 2015-06-01 | 2015-09-23 | 北京哈特凯尔医疗科技有限公司 | Detecting system of air in liquid media |
CN105137436B (en) * | 2015-08-31 | 2019-01-04 | 湖南汇博电子科技股份有限公司 | Passageway for fire apparatus checks system and method |
CN105157790A (en) * | 2015-10-26 | 2015-12-16 | 天津商业大学 | Aided non-full-pipe detection device for electromagnetic flowmeter |
CN107561157B (en) * | 2016-06-30 | 2023-08-04 | 重庆医科大学 | Water quality detector and method thereof |
CN106768185A (en) * | 2016-12-14 | 2017-05-31 | 金陵科技学院 | Oil tank Interface detection device and method based on ultrasonic velocity and liquid medium resistance |
EP3486619A1 (en) * | 2017-11-17 | 2019-05-22 | Hochschule für angewandte Wissenschaften Fachhochschule Coburg | Device and method for detecting deposition layers in a conduit conducting a liquid or a soft medium and/or for level detection |
CN112985545A (en) * | 2019-12-17 | 2021-06-18 | 西安定华电子股份有限公司 | External liquid level measuring switch and external liquid level measuring method |
JP7035116B2 (en) * | 2020-06-08 | 2022-03-14 | 株式会社東芝 | Processing systems, processing methods, programs, and storage media |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4131872A (en) * | 1975-12-15 | 1978-12-26 | Matsushita Electric Works, Ltd. | Ultrasonic wave echo-type switch |
GB1578031A (en) * | 1977-03-18 | 1980-10-29 | Ici Ltd | Method and apparatus for testing liquids |
DE2753472A1 (en) * | 1977-11-28 | 1979-05-31 | Mannesmann Ag | PROCEDURE FOR AUTOMATIC SELF-MONITORING OF NON-DESTRUCTION-FREE TESTING SYSTEMS |
US4482889A (en) * | 1980-11-14 | 1984-11-13 | Nippondenso Co., Ltd. | Device for detecting failure of ultrasonic apparatus |
NO150532C (en) * | 1981-05-22 | 1984-10-31 | Bjoern R Hope | DEVICE FOR LEVELS. |
US4459689A (en) * | 1981-12-28 | 1984-07-10 | Polaroid Corporation | Multiple zone object detection system |
US4630245A (en) * | 1983-07-15 | 1986-12-16 | Introtek Corporation | Non-contacting liquid level detection system |
US4787240A (en) * | 1987-08-31 | 1988-11-29 | Westinghouse Electric Corp. | Liquid measurement arrangement |
US4909080A (en) * | 1987-10-31 | 1990-03-20 | Toyoda Gosei Co., Ltd. | Ultrasonic level gauge |
FR2650080B1 (en) * | 1989-07-20 | 1991-11-08 | Materiel Auxil Signalisat Cont | DETECTOR FOR THE PRESENCE OF A COMPOSITE GUIDE OF ELASTIC WAVES |
-
1991
- 1991-12-30 CN CN91112613A patent/CN1045658C/en not_active Expired - Fee Related
-
1992
- 1992-07-16 EP EP19920916332 patent/EP0596966A4/en not_active Withdrawn
- 1992-07-16 WO PCT/US1992/005892 patent/WO1993003340A1/en not_active Application Discontinuation
- 1992-07-16 AU AU23731/92A patent/AU2373192A/en not_active Abandoned
- 1992-07-16 JP JP5503583A patent/JPH07501138A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH07501138A (en) | 1995-02-02 |
EP0596966A1 (en) | 1994-05-18 |
EP0596966A4 (en) | 1994-09-21 |
WO1993003340A1 (en) | 1993-02-18 |
CN1069123A (en) | 1993-02-17 |
CN1045658C (en) | 1999-10-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU2907092A (en) | Method and device for biochemical sensing | |
AU680161B2 (en) | Detection method and apparatus | |
AU1729295A (en) | Sensor and transducer apparatus | |
GB2283819B (en) | Method and device for operating an ultrasonic sensor | |
AU4290996A (en) | Position sensing method and apparatus | |
AU1329192A (en) | Method and apparatus for determining cardiac output | |
AU4409893A (en) | Back strengthening device and method | |
AU3655593A (en) | Surgical closure device and related method | |
AU1598592A (en) | Well completion method and apparatus | |
AU1462792A (en) | Device and method for performing cholangiography | |
AU5674994A (en) | Highway barrier apparatus and method | |
AU1460392A (en) | Electrocardiographic signal processing method and device | |
AU658178B2 (en) | Freezing method and device | |
AU2085792A (en) | Threshold determination apparatus and method | |
AU2285092A (en) | Ending apparatus and method | |
EP0660089A3 (en) | Sensor interface method and apparatus. | |
AU4108889A (en) | Construction apparatus and construction method | |
AU1041492A (en) | Detection method | |
GB2276245B (en) | Transducer assembly and method | |
AU7181891A (en) | Improved still and method | |
AU2373192A (en) | Time gate ultrasonic sensor and method | |
AU3134789A (en) | An improved device and method | |
EP0551524A4 (en) | Signal processor and learning method thereof | |
AU4540893A (en) | Ultrasonic position sensor | |
DE69409379D1 (en) | ULTRASONIC SENSOR AND METHOD |