GB9801438D0 - Improvements relating to ultrasonic measurements of properties of fluids - Google Patents
Improvements relating to ultrasonic measurements of properties of fluidsInfo
- Publication number
- GB9801438D0 GB9801438D0 GBGB9801438.4A GB9801438A GB9801438D0 GB 9801438 D0 GB9801438 D0 GB 9801438D0 GB 9801438 A GB9801438 A GB 9801438A GB 9801438 D0 GB9801438 D0 GB 9801438D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- fluids
- properties
- improvements relating
- ultrasonic measurements
- ultrasonic
- 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.)
- Granted
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
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2468—Probes with delay lines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
-
- 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
- G01N29/032—Analysing fluids by measuring attenuation of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/24—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
-
- 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
- G01N2291/018—Impedance
-
- 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
-
- 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
- G01N2291/10—Number of transducers
- G01N2291/102—Number of transducers one emitter, one receiver
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9701535.8A GB9701535D0 (en) | 1997-01-24 | 1997-01-24 | Improvements relating to ultrasonic measurement of properties of fluids |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9801438D0 true GB9801438D0 (en) | 1998-03-18 |
GB2321705A GB2321705A (en) | 1998-08-05 |
GB2321705B GB2321705B (en) | 2000-12-27 |
Family
ID=10806571
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9701535.8A Pending GB9701535D0 (en) | 1997-01-24 | 1997-01-24 | Improvements relating to ultrasonic measurement of properties of fluids |
GB9801438A Expired - Fee Related GB2321705B (en) | 1997-01-24 | 1998-01-26 | Improvements relating to ultrasonic measurement of properties of fluids |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9701535.8A Pending GB9701535D0 (en) | 1997-01-24 | 1997-01-24 | Improvements relating to ultrasonic measurement of properties of fluids |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9701535D0 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005025671B3 (en) * | 2005-06-03 | 2006-12-21 | Siemens Ag | Method and device for measuring the specific gravity of a gaseous or liquid medium |
GB2481831A (en) * | 2010-07-08 | 2012-01-11 | Bios Technologies Llp | Ultrasonic material property measurement |
GB2507118A (en) * | 2012-10-19 | 2014-04-23 | Secure Internat Holdings Pte Ltd | Ultrasonic fluid flow metering apparatus |
US11668818B2 (en) | 2020-08-07 | 2023-06-06 | Woodward, Inc. | Ultrasonic position sensor |
US20220042836A1 (en) | 2020-08-07 | 2022-02-10 | Woodward, Inc. | Ultrasonic Flow Meter Flow Control |
EP4308888A1 (en) | 2021-03-17 | 2024-01-24 | Woodward, Inc. | Ultrasonic mass fuel flow meter |
WO2023028615A1 (en) * | 2021-08-27 | 2023-03-02 | Woodward, Inc. | Ultrasonic mass fuel flow meter |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4014211A (en) * | 1975-10-21 | 1977-03-29 | Mitsubishi Denki Kabushiki Kaisha | Ultrasonic flow meter |
JPS6018005B2 (en) * | 1979-12-16 | 1985-05-08 | 株式会社荏原製作所 | Ultrasonic flow meter that can automatically switch between transmission measurement mode and reflection measurement mode |
SE467552B (en) * | 1988-10-31 | 1992-08-03 | Jerker Delsing | SETTING AND DEVICE MEASURING THE SUBSTANCE FLOW M OF A FLUIDIUM |
GB2279146B (en) * | 1993-06-19 | 1996-07-03 | British Aerospace | Method and assembly for measuring mass flow or velocity flow of a fluid |
-
1997
- 1997-01-24 GB GBGB9701535.8A patent/GB9701535D0/en active Pending
-
1998
- 1998-01-26 GB GB9801438A patent/GB2321705B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB9701535D0 (en) | 1997-03-12 |
GB2321705A (en) | 1998-08-05 |
GB2321705B (en) | 2000-12-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20070126 |