DK458784D0 - Fremgangsmaade til maaling af stroemningshastigheder med ultralyd - Google Patents
Fremgangsmaade til maaling af stroemningshastigheder med ultralydInfo
- Publication number
- DK458784D0 DK458784D0 DK458784A DK458784A DK458784D0 DK 458784 D0 DK458784 D0 DK 458784D0 DK 458784 A DK458784 A DK 458784A DK 458784 A DK458784 A DK 458784A DK 458784 D0 DK458784 D0 DK 458784D0
- Authority
- DK
- Denmark
- Prior art keywords
- ultrasonic
- delta
- phase
- oscillator
- flow
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
-
- 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
- G01P5/247—Sing-around-systems
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3334819 | 1983-09-26 | ||
DE19833334819 DE3334819A1 (de) | 1983-09-26 | 1983-09-26 | Verfahren zur messung von stroemungsgeschwindigkeiten mit ultraschall |
Publications (3)
Publication Number | Publication Date |
---|---|
DK458784D0 true DK458784D0 (da) | 1984-09-25 |
DK458784A DK458784A (da) | 1985-03-27 |
DK166974B1 DK166974B1 (da) | 1993-08-09 |
Family
ID=6210114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK458784A DK166974B1 (da) | 1983-09-26 | 1984-09-25 | Fremgangsmaade til maaling af stroemningshastigheder med ultralyd |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0137338B1 (da) |
AT (1) | ATE31823T1 (da) |
DE (2) | DE3334819A1 (da) |
DK (1) | DK166974B1 (da) |
YU (1) | YU159384A (da) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3429099A1 (de) * | 1984-08-07 | 1986-02-20 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur messung der stroemungsgeschwindigkeit v eines fluids nach dem prinzip der phasen-nachregelung und differenzfrequenz-auswertung |
DK200101581A (da) | 2001-10-26 | 2003-04-27 | Danfoss As | Transceiverkredsløb til ultralydsflowmåler |
DE102004023147A1 (de) * | 2004-05-07 | 2005-11-24 | Endress + Hauser Flowtec Ag, Reinach | Vorrichtung zur Bestimmung und/oder Überwachung des Volumen- und/oder Massendurchflusses eines Mediums |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3751979A (en) * | 1971-11-17 | 1973-08-14 | Raytheon Co | Speed measurement system |
DE2828937A1 (de) * | 1978-06-30 | 1980-01-10 | Siemens Ag | Vorrichtung zum messen von stroemungsgeschwindigkeiten mit hilfe von ultraschallschwingungen |
DE3036376C2 (de) * | 1980-09-26 | 1983-04-07 | AOA Apparatebau Gauting GmbH, 8035 Gauting | Strömungsgeschwindigkeitsmesser für Gase und Flüssigkeiten |
JPS5833123A (ja) * | 1981-08-21 | 1983-02-26 | Fuji Electric Co Ltd | 超音波流量測定装置 |
DE3150011A1 (de) * | 1981-12-17 | 1983-06-23 | Uwe Dipl.-Ing. 4050 Mönchengladbach Andersen | Geraet zur simultanten messung von windrichtung und windgeschwindigkeit |
-
1983
- 1983-09-26 DE DE19833334819 patent/DE3334819A1/de not_active Withdrawn
-
1984
- 1984-09-12 DE DE8484110887T patent/DE3468534D1/de not_active Expired
- 1984-09-12 EP EP84110887A patent/EP0137338B1/de not_active Expired
- 1984-09-12 AT AT84110887T patent/ATE31823T1/de not_active IP Right Cessation
- 1984-09-14 YU YU01593/84A patent/YU159384A/xx unknown
- 1984-09-25 DK DK458784A patent/DK166974B1/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3334819A1 (de) | 1985-04-04 |
YU159384A (en) | 1989-06-30 |
DK458784A (da) | 1985-03-27 |
ATE31823T1 (de) | 1988-01-15 |
EP0137338A2 (de) | 1985-04-17 |
DK166974B1 (da) | 1993-08-09 |
DE3468534D1 (en) | 1988-02-11 |
EP0137338B1 (de) | 1988-01-07 |
EP0137338A3 (da) | 1985-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B1 | Patent granted (law 1993) | ||
PBP | Patent lapsed |