GB9112351D0 - Flow measurement device - Google Patents
Flow measurement deviceInfo
- Publication number
- GB9112351D0 GB9112351D0 GB919112351A GB9112351A GB9112351D0 GB 9112351 D0 GB9112351 D0 GB 9112351D0 GB 919112351 A GB919112351 A GB 919112351A GB 9112351 A GB9112351 A GB 9112351A GB 9112351 D0 GB9112351 D0 GB 9112351D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- measurement device
- flow measurement
- flow
- measurement
- 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
- 238000005259 measurement Methods 0.000 title 1
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
- G01F23/26—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
-
- 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
- G01F1/007—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 the level variations of storage tanks relative to the time
-
- 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
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/18—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Thermal Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Measuring Volume Flow (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9112351A GB2256478B (en) | 1991-06-08 | 1991-06-08 | Flow measurement device |
DE19924218899 DE4218899A1 (en) | 1991-06-08 | 1992-06-09 | FLOW MEASURING DEVICE |
US08/207,703 US5487309A (en) | 1991-06-08 | 1994-03-09 | Device for testing medical infusion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9112351A GB2256478B (en) | 1991-06-08 | 1991-06-08 | Flow measurement device |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9112351D0 true GB9112351D0 (en) | 1991-07-31 |
GB2256478A GB2256478A (en) | 1992-12-09 |
GB2256478B GB2256478B (en) | 1995-09-13 |
Family
ID=10696326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9112351A Expired - Lifetime GB2256478B (en) | 1991-06-08 | 1991-06-08 | Flow measurement device |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE4218899A1 (en) |
GB (1) | GB2256478B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111473840A (en) * | 2020-04-24 | 2020-07-31 | 泰华智慧产业集团股份有限公司 | Waveform identification type ultrasonic liquid level meter and measuring method thereof |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0619476B1 (en) * | 1992-12-19 | 1999-09-22 | Boehringer Mannheim Gmbh | Device for detection of a fluidic interface in a transparent measuring tube |
US5355735A (en) * | 1993-02-23 | 1994-10-18 | Datrend Systems Inc. | Apparatus for metering liquid flow |
FR2752297B1 (en) * | 1996-08-07 | 1999-05-28 | Poirier Marc | DEVICE FOR MONITORING THE FLOW OF A LIQUID OUTSIDE A TANK |
DE20009083U1 (en) * | 2000-05-19 | 2000-08-17 | Accelab Laborautomations Gmbh | Device for detecting phase boundaries between different liquids |
DE102013111796A1 (en) * | 2013-10-25 | 2015-04-30 | Dominik Niedenzu | sensor device |
CN110068691B (en) * | 2019-05-14 | 2022-03-11 | 温州市人民医院 | Blood test paper batch dips in gets device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1151530A (en) * | 1966-12-22 | 1969-05-07 | Rosemount Eng Co Ltd | Improvements in or relating to Fluid Level Sensors |
GB2200445B (en) * | 1987-01-21 | 1990-09-05 | Mascar Limited | Flow measuring device |
-
1991
- 1991-06-08 GB GB9112351A patent/GB2256478B/en not_active Expired - Lifetime
-
1992
- 1992-06-09 DE DE19924218899 patent/DE4218899A1/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111473840A (en) * | 2020-04-24 | 2020-07-31 | 泰华智慧产业集团股份有限公司 | Waveform identification type ultrasonic liquid level meter and measuring method thereof |
CN111473840B (en) * | 2020-04-24 | 2021-11-12 | 泰华智慧产业集团股份有限公司 | Waveform identification type ultrasonic liquid level meter and measuring method thereof |
Also Published As
Publication number | Publication date |
---|---|
GB2256478B (en) | 1995-09-13 |
GB2256478A (en) | 1992-12-09 |
DE4218899A1 (en) | 1992-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20110607 |