IT1057449B - Dispositivo e procedimento per il controllo del livello di materiali medianti ultrasuoni - Google Patents
Dispositivo e procedimento per il controllo del livello di materiali medianti ultrasuoniInfo
- Publication number
- IT1057449B IT1057449B IT48648/76A IT4864876A IT1057449B IT 1057449 B IT1057449 B IT 1057449B IT 48648/76 A IT48648/76 A IT 48648/76A IT 4864876 A IT4864876 A IT 4864876A IT 1057449 B IT1057449 B IT 1057449B
- Authority
- IT
- Italy
- Prior art keywords
- ultrasound
- checking
- procedure
- materials
- level
- Prior art date
Links
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
- G01F23/2962—Measuring transit time of reflected waves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/90—Sonar time varied gain control systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/908—Material level detection, e.g. liquid level
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05560244 US4000650B1 (en) | 1975-03-20 | 1975-03-20 | Method and apparatus for ultrasonic material level measurement |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1057449B true IT1057449B (it) | 1982-03-10 |
Family
ID=24236962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48648/76A IT1057449B (it) | 1975-03-20 | 1976-03-18 | Dispositivo e procedimento per il controllo del livello di materiali medianti ultrasuoni |
Country Status (6)
Country | Link |
---|---|
US (1) | US4000650B1 (it) |
CA (1) | CA1067992A (it) |
DE (1) | DE2611758A1 (it) |
FR (1) | FR2304906A1 (it) |
GB (1) | GB1544970A (it) |
IT (1) | IT1057449B (it) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH607002A5 (it) * | 1976-06-09 | 1978-11-30 | Endress G H & Co | |
GB1557921A (en) * | 1977-01-10 | 1979-12-19 | British Steel Corp | Gas monitors |
US4121094A (en) * | 1977-02-16 | 1978-10-17 | Driomi, Inc. | System for detecting, indicating and regulating the level of semi-solid matter in a reservoir |
US4145914A (en) * | 1977-07-25 | 1979-03-27 | Jack A. Perry | Echo location system which provides for measuring liquid level and flow rate and flow volume of flowing liquids |
US4162473A (en) * | 1978-02-13 | 1979-07-24 | Dresser Industries, Inc. | Drilling mud level measurement |
US4479433A (en) * | 1978-04-21 | 1984-10-30 | Baldwin-Gegenheimer Corporation | Ink level control |
EP0015954B1 (en) * | 1978-04-21 | 1984-06-13 | Baldwin-Gegenheimer Corporation | Ink level control apparatus |
US4228530A (en) * | 1978-05-19 | 1980-10-14 | Bergey Taylor G | Mud level monitor |
US4221004A (en) * | 1978-08-03 | 1980-09-02 | Robertshaw Controls Company | Adjustable ultrasonic level measurement device |
CH644692A5 (en) * | 1979-01-17 | 1984-08-15 | Upjohn Co | Process and device for measuring the rise rate of an expanding polymer foam |
US4273178A (en) * | 1979-07-09 | 1981-06-16 | Caterpillar Tractor Co. | Vibrator casting system with feedback |
US4315325A (en) * | 1980-07-02 | 1982-02-09 | Purecycle Corporation | Echo ranging pulse discrimination circuit |
US4386409A (en) * | 1980-09-23 | 1983-05-31 | Petroff Alan M | Sewage flow monitoring system |
US4439846A (en) * | 1981-11-18 | 1984-03-27 | Polaroid Corporation | Sonar rangefinder system |
JPS5937459A (ja) * | 1982-08-27 | 1984-02-29 | Automob Antipollut & Saf Res Center | 超音波による物体検出装置 |
GB2144550B (en) * | 1983-07-01 | 1986-11-05 | John Brown Pond | Improved volume measuring system |
USRE33435E (en) * | 1983-12-08 | 1990-11-13 | The Coca-Cola Company | Ultrasound level detector |
GB8401617D0 (en) * | 1984-01-20 | 1984-02-22 | Mardas J A | Measuring distance |
US4944335A (en) * | 1984-12-20 | 1990-07-31 | The Coca-Cola Company | Automatic control system for filling beverage containers |
CA1214858A (en) * | 1984-09-27 | 1986-12-02 | Stanley Panton | Acoustic ranging system |
US4780861A (en) * | 1984-12-20 | 1988-10-25 | The Coca-Cola Company | Automatic control system for filling beverage containers |
US4798232A (en) * | 1984-12-20 | 1989-01-17 | The Coca-Cola Company | Automatic control system for filling beverage containers |
US4992998A (en) * | 1986-10-03 | 1991-02-12 | Federal Industries Industrial Group Inc. | Acoustic range finding system |
US4831565A (en) * | 1986-10-03 | 1989-05-16 | Canadian Corporate Management Company Limited | Process control equipment for adverse environments |
US4917155A (en) * | 1987-02-25 | 1990-04-17 | The Coca-Cola Company | Ultrasound level detector and container counter |
US4890266A (en) * | 1987-04-22 | 1989-12-26 | Federal Industries Industrial Group Inc. | Acoustic range finding system |
GB8709903D0 (en) * | 1987-04-27 | 1987-06-03 | Gec Avionics | Sensor apparatus |
DE3721212A1 (de) * | 1987-06-26 | 1989-01-05 | Vega Grieshaber Gmbh & Co | Fuellstandsmessgeraet mit ultraschallwandler |
US4975889A (en) * | 1988-06-16 | 1990-12-04 | Petrucelli Steven P | Acoustic ranging apparatus and method |
US5163323A (en) * | 1990-01-18 | 1992-11-17 | Ezra C. Lundahl, Inc. | Ultrasonic distance measuring instrument |
US5131271A (en) * | 1990-04-16 | 1992-07-21 | Magnetrol International, Inc. | Ultrasonic level detector |
US5335545A (en) * | 1990-09-04 | 1994-08-09 | Magnetrol International, Inc. | Ultrasonic detector with frequency matching |
US5085077A (en) * | 1991-01-07 | 1992-02-04 | Capscan Sales Incorporate | Ultrasonic liquid measuring device for use in storage tanks containing liquids having a non-uniform vapor density |
DE4218303C1 (de) * | 1992-06-03 | 1994-03-03 | Endress Hauser Gmbh Co | Verfahren und Anordnung zur Abstandsmessung nach dem Impulslaufzeitprinzip |
US5260910A (en) * | 1992-10-15 | 1993-11-09 | Milltronics Ltd. | High resolution acoustic pulse-echo ranging system |
US6046960A (en) * | 1993-09-16 | 2000-04-04 | Simmonds Precision Products, Inc. | Apparatus and method for discriminating true and false ultrasonic echoes |
US5465227A (en) * | 1993-10-14 | 1995-11-07 | Simmonds Precision Products, Inc. | Real time auto-correlation filter method and apparatus |
US5453932A (en) * | 1994-01-12 | 1995-09-26 | Advanced Grade Technology, Inc. | Device and method for detecting and elimination of spurious ultrasonic ranging echoes |
US5594352A (en) * | 1995-03-10 | 1997-01-14 | Arizona Instrument Corporation | Fuel tank transducer module circuit |
US5962952A (en) * | 1995-11-03 | 1999-10-05 | Coherent Technologies, Inc. | Ultrasonic transducer |
US5822274A (en) * | 1996-04-12 | 1998-10-13 | Flowline Inc. | Method and apparatus for acoustically measuring the level of liquid in a tank |
US5946967A (en) * | 1996-06-07 | 1999-09-07 | Worldstone, Inc. | Automatic monitoring system for a separation reservoir |
US6062070A (en) | 1996-10-29 | 2000-05-16 | Drexelbrook Controls, Inc. | Method and apparatus for the sonic measurement of sludge and clarity conditions during the treatment of waste water |
US6338028B1 (en) | 1998-06-11 | 2002-01-08 | Trw Inc. | Ultrasonic sensor system and method having input capture for echo processing |
US5991234A (en) * | 1998-06-11 | 1999-11-23 | Trw Inc. | Ultrasonic sensor system and method having automatic excitation frequency adjustment |
US6323441B1 (en) * | 2000-03-10 | 2001-11-27 | Honeywell International Inc. | Ultrasonic distance measuring system for monitoring railroad car loads |
US6950372B2 (en) * | 2002-12-05 | 2005-09-27 | Raymarine, Incorporated | Digital sounder module and method for detecting |
US7098669B2 (en) * | 2003-10-01 | 2006-08-29 | Flowline, Inc. | Depth determining system |
US7134321B2 (en) | 2004-07-20 | 2006-11-14 | Asml Holding N.V. | Fluid gauge proximity sensor and method of operating same using a modulated fluid flow |
EP1850098B1 (en) * | 2006-04-27 | 2013-01-30 | Hugh Corum Sintes | Ultrasonic liquid level sensor |
GB0705187D0 (en) | 2007-03-17 | 2007-04-25 | Mobrey Ltd | Improvements in or relating to level measurement |
US8631696B2 (en) * | 2008-08-12 | 2014-01-21 | Enraf, B.V. | Apparatus and method for monitoring tanks in an inventory management system |
JP2014035323A (ja) * | 2012-08-10 | 2014-02-24 | Rohm Co Ltd | 送信回路、半導体装置、超音波センサ、車両 |
TWI479798B (zh) * | 2012-09-04 | 2015-04-01 | Wistron Corp | 溫度補償電路及具溫度補償的電子裝置 |
US9336074B2 (en) | 2013-07-26 | 2016-05-10 | Honeywell International Inc. | Apparatus and method for detecting a fault with a clock source |
IT201600106492A1 (it) * | 2016-10-21 | 2018-04-21 | Tesmapri S P A | Metodo ed apparato per rilevare il livello di riempimento di un contenitore |
EP4083583A1 (en) * | 2021-04-30 | 2022-11-02 | Tekelek Group Holdings Limited | An ultrasonic distance sensor and a method for protecting an ultrasonic transducer in an ultrasonic distance sensor |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2943296A (en) * | 1955-08-09 | 1960-06-28 | Raytheon Co | Sonic apparatus for measuring the level of stored materials |
US3102261A (en) * | 1958-01-27 | 1963-08-27 | Bendix Corp | Sonic altimeter |
US3278770A (en) * | 1962-08-02 | 1966-10-11 | Branson Instr | Extremal-centering method and system |
DE1250896B (it) * | 1963-01-16 | |||
US3505637A (en) * | 1964-03-10 | 1970-04-07 | Us Navy | Digital overflow threshold for sonar |
JPS4831863B1 (it) * | 1965-03-08 | 1973-10-02 | ||
US3422435A (en) * | 1966-12-05 | 1969-01-14 | Texas Instruments Inc | Digital integrator |
US3380018A (en) * | 1967-03-20 | 1968-04-23 | Navy Usa | Digital density threshold for sonar |
US3514747A (en) * | 1968-10-25 | 1970-05-26 | Panametrics | Ultrasonic sensing system |
US3611370A (en) * | 1968-11-05 | 1971-10-05 | North American Rockwell | Dual-mode radar system |
GB1322407A (en) * | 1970-10-15 | 1973-07-04 | British Aircraft Corp Ltd | Rangefinders |
US3745829A (en) * | 1971-10-18 | 1973-07-17 | Electronique Appliquee | Level measuring equipments |
US3855847A (en) * | 1972-06-20 | 1974-12-24 | Westinghouse Electric Corp | Acoustic emission transducer and monitoring system |
-
1975
- 1975-03-20 US US05560244 patent/US4000650B1/en not_active Expired - Lifetime
-
1976
- 1976-02-19 CA CA246,150A patent/CA1067992A/en not_active Expired
- 1976-03-18 IT IT48648/76A patent/IT1057449B/it active
- 1976-03-18 GB GB10883/76A patent/GB1544970A/en not_active Expired
- 1976-03-19 DE DE19762611758 patent/DE2611758A1/de not_active Withdrawn
- 1976-03-19 FR FR7608144A patent/FR2304906A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1544970A (en) | 1979-04-25 |
DE2611758A1 (de) | 1976-10-07 |
CA1067992A (en) | 1979-12-11 |
FR2304906A1 (fr) | 1976-10-15 |
US4000650B1 (en) | 1995-11-14 |
US4000650A (en) | 1977-01-04 |
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