NL7713998A - DEVICE FOR MEASURING THE SPEED OF FLUIDUM FLOWS. - Google Patents
DEVICE FOR MEASURING THE SPEED OF FLUIDUM FLOWS.Info
- Publication number
- NL7713998A NL7713998A NL7713998A NL7713998A NL7713998A NL 7713998 A NL7713998 A NL 7713998A NL 7713998 A NL7713998 A NL 7713998A NL 7713998 A NL7713998 A NL 7713998A NL 7713998 A NL7713998 A NL 7713998A
- Authority
- NL
- Netherlands
- Prior art keywords
- fluidum
- flows
- measuring
- speed
- fluidum flows
- Prior art date
Links
Classifications
-
- 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
- G01P5/24—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 direct influence of the streaming fluid on the properties of a detecting acoustical wave
- G01P5/245—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 direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Measuring Volume Flow (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7713998A NL7713998A (en) | 1977-12-16 | 1977-12-16 | DEVICE FOR MEASURING THE SPEED OF FLUIDUM FLOWS. |
DE19782854321 DE2854321A1 (en) | 1977-12-16 | 1978-12-15 | Electroacoustic fluid flow speed measurement - involves transducer pair and evaluation circuit with inverse square function generator (nl 19.6.79) |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7713998A NL7713998A (en) | 1977-12-16 | 1977-12-16 | DEVICE FOR MEASURING THE SPEED OF FLUIDUM FLOWS. |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7713998A true NL7713998A (en) | 1979-06-19 |
Family
ID=19829779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7713998A NL7713998A (en) | 1977-12-16 | 1977-12-16 | DEVICE FOR MEASURING THE SPEED OF FLUIDUM FLOWS. |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2854321A1 (en) |
NL (1) | NL7713998A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1980000876A1 (en) * | 1978-10-25 | 1980-05-01 | Rheometron Ag | A device for measuring the flow velocity of fluids |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPP318098A0 (en) | 1998-04-24 | 1998-05-21 | Commonwealth Scientific And Industrial Research Organisation | A liquid flow meter |
-
1977
- 1977-12-16 NL NL7713998A patent/NL7713998A/en not_active Application Discontinuation
-
1978
- 1978-12-15 DE DE19782854321 patent/DE2854321A1/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1980000876A1 (en) * | 1978-10-25 | 1980-05-01 | Rheometron Ag | A device for measuring the flow velocity of fluids |
Also Published As
Publication number | Publication date |
---|---|
DE2854321A1 (en) | 1979-06-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1B | A search report has been drawn up | ||
BV | The patent application has lapsed |