SE8100040L - Riktningskenslig vermeforlustanemometeromvandlare - Google Patents
Riktningskenslig vermeforlustanemometeromvandlareInfo
- Publication number
- SE8100040L SE8100040L SE8100040A SE8100040A SE8100040L SE 8100040 L SE8100040 L SE 8100040L SE 8100040 A SE8100040 A SE 8100040A SE 8100040 A SE8100040 A SE 8100040A SE 8100040 L SE8100040 L SE 8100040L
- Authority
- SE
- Sweden
- Prior art keywords
- conductor
- pair
- transducer
- conductors
- electrical
- 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
- G01P5/10—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables
- G01P5/12—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables using variation of resistance of a heated conductor
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Golf Clubs (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/110,841 US4279147A (en) | 1980-01-10 | 1980-01-10 | Directional heat loss anemometer transducer |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8100040L true SE8100040L (sv) | 1981-07-11 |
SE441043B SE441043B (sv) | 1985-09-02 |
Family
ID=22335218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8100040A SE441043B (sv) | 1980-01-10 | 1981-01-07 | Riktningskenslig vermeforlustanemometeromvandlare |
Country Status (9)
Country | Link |
---|---|
US (1) | US4279147A ( ) |
BE (1) | BE887032A ( ) |
CA (1) | CA1120286A ( ) |
CH (1) | CH638618A5 ( ) |
DE (1) | DE3100428A1 ( ) |
FR (1) | FR2473725A1 ( ) |
GB (1) | GB2067293B ( ) |
NO (1) | NO155218C ( ) |
SE (1) | SE441043B ( ) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4494406A (en) * | 1982-12-23 | 1985-01-22 | Ebtron, Inc. | Means for measuring large area mass flow |
US4561303A (en) * | 1984-12-06 | 1985-12-31 | Ford Motor Company | Mass airflow sensor with backflow detection |
US4637251A (en) * | 1986-02-18 | 1987-01-20 | Allied Corporation | Symmetrical bridge circuit for measuring mass air flow |
US4794795A (en) * | 1986-05-23 | 1989-01-03 | Djorup Robert Sonny | Directional thermal anemometer transducer |
US4794794A (en) * | 1986-10-30 | 1989-01-03 | Djorup Robert Sonny | Thermal anemometer |
US4787251A (en) * | 1987-07-15 | 1988-11-29 | Tsi Incorporated | Directional low differential pressure transducer |
DE3732856A1 (de) * | 1987-09-29 | 1989-04-06 | Siemens Ag | Intelligenter luftmengenmesser |
US5069066A (en) * | 1990-05-10 | 1991-12-03 | Djorup Robert Sonny | Constant temperature anemometer |
US5218865A (en) * | 1990-08-16 | 1993-06-15 | Djorup Robert Sonny | Thermal anemometer transducer wind set |
US5094105A (en) * | 1990-08-20 | 1992-03-10 | General Motors Corporation | Optimized convection based mass airflow sensor |
CH683800A5 (fr) * | 1990-11-13 | 1994-05-13 | Cossonay Meteorology Systems S | Appareil pour la mesure de propriétés physiques de fluides. |
US5631417A (en) * | 1995-09-06 | 1997-05-20 | General Motors Corporation | Mass air flow sensor structure with bi-directional airflow incident on a sensing device at an angle |
US6658941B1 (en) * | 1997-07-21 | 2003-12-09 | Helix Technology Corporation | Apparatus and methods for heat loss pressure measurement |
US6938493B2 (en) * | 1997-07-21 | 2005-09-06 | Helix Technology Corporation | Apparatus and methods for heat loss pressure measurement |
US5827960A (en) * | 1997-08-28 | 1998-10-27 | General Motors Corporation | Bi-directional mass air flow sensor having mutually-heated sensor elements |
US6234016B1 (en) | 1997-12-31 | 2001-05-22 | Honeywell International Inc. | Time lag approach for measuring fluid velocity |
US6019505A (en) * | 1997-12-31 | 2000-02-01 | Honeywell Inc. | Time lag approach for measuring thermal conductivity and specific heat |
US6079253A (en) * | 1997-12-31 | 2000-06-27 | Honeywell Inc. | Method and apparatus for measuring selected properties of a fluid of interest using a single heater element |
US6223593B1 (en) | 1997-12-31 | 2001-05-01 | Honeywell International Inc. | Self-oscillating fluid sensor |
US6169965B1 (en) | 1997-12-31 | 2001-01-02 | Honeywell International Inc. | Fluid property and flow sensing via a common frequency generator and FFT |
US6502459B1 (en) | 2000-09-01 | 2003-01-07 | Honeywell International Inc. | Microsensor for measuring velocity and angular direction of an incoming air stream |
US7249516B2 (en) * | 2004-07-28 | 2007-07-31 | Brooks Automation, Inc. | Method of operating a resistive heat-loss pressure sensor |
US20060021444A1 (en) * | 2004-07-28 | 2006-02-02 | Helix Technology Corporation | Method of operating a resistive heat-loss pressure sensor |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2981104A (en) * | 1954-06-24 | 1961-04-25 | Diana J Anger | Flow measuring system |
DE1223166B (de) * | 1962-04-12 | 1966-08-18 | Daimler Benz Ag | Messeinrichtung zum Ermitteln der Richtung stroemender Medien |
US3604261A (en) * | 1969-06-16 | 1971-09-14 | Thermo Systems Inc | Multidirectional thermal anemometer sensor |
US3900819A (en) * | 1973-02-07 | 1975-08-19 | Environmental Instruments | Thermal directional fluid flow transducer |
US3991624A (en) * | 1974-06-06 | 1976-11-16 | Leslie Llewellyn Rhys Davies | Wind velocity servo system |
US4024761A (en) * | 1976-06-11 | 1977-05-24 | Kyma Corporation | Directional hot film anemometer transducer |
US4206638A (en) * | 1978-12-06 | 1980-06-10 | Djorup Robert Sonny | Directional heat loss anemometer transducer |
-
1980
- 1980-01-10 US US06/110,841 patent/US4279147A/en not_active Expired - Lifetime
- 1980-05-20 CA CA000352271A patent/CA1120286A/en not_active Expired
- 1980-12-17 CH CH931280A patent/CH638618A5/fr not_active IP Right Cessation
- 1980-12-23 GB GB8041143A patent/GB2067293B/en not_active Expired
- 1980-12-29 NO NO803952A patent/NO155218C/no unknown
-
1981
- 1981-01-05 FR FR8100043A patent/FR2473725A1/fr active Granted
- 1981-01-07 SE SE8100040A patent/SE441043B/sv not_active IP Right Cessation
- 1981-01-09 DE DE19813100428 patent/DE3100428A1/de active Granted
- 1981-01-09 BE BE0/203453A patent/BE887032A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2473725A1 (fr) | 1981-07-17 |
NO155218C (no) | 1987-03-04 |
FR2473725B1 ( ) | 1985-02-22 |
GB2067293B (en) | 1983-11-30 |
SE441043B (sv) | 1985-09-02 |
NO155218B (no) | 1986-11-17 |
BE887032A (fr) | 1981-05-04 |
CA1120286A (en) | 1982-03-23 |
DE3100428A1 (de) | 1981-12-03 |
US4279147A (en) | 1981-07-21 |
NO803952L (no) | 1981-07-13 |
CH638618A5 (fr) | 1983-09-30 |
GB2067293A (en) | 1981-07-22 |
DE3100428C2 ( ) | 1987-10-15 |
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