ATE141691T1 - Ultraschallluftströmungsmessgerät - Google Patents
UltraschallluftströmungsmessgerätInfo
- Publication number
- ATE141691T1 ATE141691T1 AT91310874T AT91310874T ATE141691T1 AT E141691 T1 ATE141691 T1 AT E141691T1 AT 91310874 T AT91310874 T AT 91310874T AT 91310874 T AT91310874 T AT 91310874T AT E141691 T1 ATE141691 T1 AT E141691T1
- Authority
- AT
- Austria
- Prior art keywords
- air flow
- flow meter
- ultrasonic air
- ultrasonic
- speed
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic waves
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measuring Volume Flow (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IE426590A IE904265A1 (en) | 1990-11-26 | 1990-11-26 | Air flow measuring apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE141691T1 true ATE141691T1 (de) | 1996-09-15 |
Family
ID=11039424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT91310874T ATE141691T1 (de) | 1990-11-26 | 1991-11-26 | Ultraschallluftströmungsmessgerät |
Country Status (6)
Country | Link |
---|---|
US (2) | US5282388A (de) |
EP (1) | EP0496156B1 (de) |
AT (1) | ATE141691T1 (de) |
DE (1) | DE69121547D1 (de) |
IE (1) | IE904265A1 (de) |
ZA (1) | ZA919330B (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5583301A (en) * | 1994-11-09 | 1996-12-10 | National Environmental Products Ltd., Inc. | Ultrasound air velocity detector for HVAC ducts and method therefor |
US5735166A (en) * | 1994-12-12 | 1998-04-07 | Cosense, Inc. | Ultrasonic micro-sensor for level leak alert and interface detector |
US6244114B1 (en) * | 1998-09-30 | 2001-06-12 | Jan Casimir Kowal | Airflow measurement device |
JP3935356B2 (ja) * | 2001-02-05 | 2007-06-20 | サーパス工業株式会社 | 超音波流量計 |
US20040020883A1 (en) * | 2002-08-02 | 2004-02-05 | Brokaw Paul E. | Adhesive mounted storage rack, method, and kit |
CN101281057B (zh) * | 2007-04-02 | 2011-06-22 | 鸿富锦精密工业(深圳)有限公司 | 气流检测装置 |
BRPI0910971A2 (pt) * | 2008-04-04 | 2015-10-06 | Schweitzer Engineering Lab Inc | indicador de circuito falho, método para instalar um indicador de circuito trifásico falho em um cabo de potência trifásico, e, sistema para detectar uma corrente falha em um cabo de potência com múltiplos condutores |
DK178244B1 (en) | 2013-06-21 | 2015-09-28 | Agena As | A system or a method for measuring flow in a flow duct |
WO2018199928A1 (en) * | 2017-04-25 | 2018-11-01 | Hewlett-Packard Development Company, L.P. | Fluid impeller controller |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3729993A (en) * | 1971-03-08 | 1973-05-01 | Datamarine Int Inc | Digital knotmeter and log |
US3782193A (en) * | 1972-06-06 | 1974-01-01 | Westinghouse Electric Corp | Flowmeter apparatus |
US4038870A (en) * | 1976-04-08 | 1977-08-02 | Honeywell Inc. | Air movement measuring apparatus |
US4174630A (en) * | 1977-11-03 | 1979-11-20 | Societe D'exploitation De Produits Et De Techniques Pour L'aeronautique Et L'automatique | Ultrasonic anemometer |
DE2755556C3 (de) * | 1977-12-13 | 1981-11-19 | ELP-Electronic & Plastic's GmbH, 5880 Lüdenscheid | Vorrichtung zur berührungslosen Abstandmessung |
US4262545A (en) * | 1979-03-21 | 1981-04-21 | The Bendix Corporation | Acoustic fluid velocity measuring system |
US4294122A (en) * | 1979-07-12 | 1981-10-13 | General Dynamics Corporation | Fastener incorporating ultrasonic transducer |
US4311922A (en) * | 1979-11-14 | 1982-01-19 | General Electric Company | Variable excitation circuit |
US4391136A (en) * | 1981-06-18 | 1983-07-05 | The United States Of America As Represented By The Secretary Of The Navy | Three-axis current meter |
JPS5932869A (ja) * | 1982-08-18 | 1984-02-22 | Tsurumi Seiki:Kk | 流向流速計用検出部 |
US4454757A (en) * | 1982-09-07 | 1984-06-19 | Davis Instruments Corporation | Wind speed and direction measuring instrument |
US4615214A (en) * | 1985-05-06 | 1986-10-07 | Burns Joseph R | Piezoelectric wind sensor |
US4899591A (en) * | 1987-09-11 | 1990-02-13 | Sps Technologies, Inc. | Ultrasonic load indicating member, apparatus and method |
US4846001A (en) * | 1987-09-11 | 1989-07-11 | Sps Technologies, Inc. | Ultrasonic load indicating member |
FR2628216B1 (fr) * | 1988-03-03 | 1990-08-17 | Simecsol | Anemometre ultrasonore |
US5143070A (en) * | 1989-11-17 | 1992-09-01 | The University Of Texas Systems Board Of Regents | Transaxial compression technique for sound velocity estimation |
US5029480A (en) * | 1990-02-05 | 1991-07-09 | Sps Technologies, Inc. | Ultrasonic load indicating member |
US5166910A (en) * | 1991-10-15 | 1992-11-24 | Atlantic Richfield Company | Method and apparatus for measuring the acoustic velocity |
-
1990
- 1990-11-26 IE IE426590A patent/IE904265A1/en unknown
-
1991
- 1991-11-25 US US07/796,770 patent/US5282388A/en not_active Expired - Fee Related
- 1991-11-26 DE DE69121547T patent/DE69121547D1/de not_active Expired - Lifetime
- 1991-11-26 AT AT91310874T patent/ATE141691T1/de not_active IP Right Cessation
- 1991-11-26 ZA ZA919330A patent/ZA919330B/xx unknown
- 1991-11-26 EP EP91310874A patent/EP0496156B1/de not_active Expired - Lifetime
-
1993
- 1993-10-21 US US08/140,771 patent/US5357810A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0496156B1 (de) | 1996-08-21 |
EP0496156A2 (de) | 1992-07-29 |
US5357810A (en) | 1994-10-25 |
US5282388A (en) | 1994-02-01 |
ZA919330B (en) | 1992-09-30 |
EP0496156A3 (en) | 1992-10-28 |
IE904265A1 (en) | 1992-06-03 |
DE69121547D1 (de) | 1996-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |