CN105699687A - Wind speed and direction detection device - Google Patents
Wind speed and direction detection device Download PDFInfo
- Publication number
- CN105699687A CN105699687A CN201610044816.3A CN201610044816A CN105699687A CN 105699687 A CN105699687 A CN 105699687A CN 201610044816 A CN201610044816 A CN 201610044816A CN 105699687 A CN105699687 A CN 105699687A
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- China
- Prior art keywords
- wind speed
- pipeline
- temperature sensor
- wheatstone bridge
- detecting device
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- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
- G01P13/02—Indicating direction only, e.g. by weather vane
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Abstract
The invention aims at providing a wind speed and direction detection device, and the device comprises a wind speed amplification pipe, a heat source, and Wheatstone bridges. Each Wheatstone bridge comprises four temperature sensor bridge arms, and the heat source is surrounded by the bridge arms of the Wheatstone bridges. A temperature sensor and the heat source are located in the wind speed amplification pipe. Wind speed and wind reaction bring temperature difference, and the temperature sensor in the Wheatstone bridges senses the temperature difference. Therefore, the change of a voltage value can reflect the wind speed and direction. Because of the introduction of the wind speed amplification pipe, the wind speed is amplified, so the device effectively improves the measurement precision of the wind speed and direction.
Description
Technical field
The present invention relates to detecting device, particularly relate to a kind of wind speed and direction detecting device。
Background technology
At present, the application such as agricultural sector, meteorological department, safety of coal mines, the operation of motor vehicles and machines, rocket launching and bullet calibration is required for high sensitivity wind speed and direction detecting device accurately, but common wind speed and direction detecting device certainty of measurement is not high, the actual demand in application can not be met, accordingly, it is desirable to high-precision wind speed and direction detecting device。
Summary of the invention
It is an object of the invention to provide a kind of wind speed and direction detecting device, improve the precision of wind speed and direction detection。
The technical solution adopted for the present invention to solve the technical problems is:
A kind of wind speed and direction detecting device, amplifies pipeline, thermal source and Wheatstone bridge including wind speed, and each Wheatstone bridge contains 4 temperature sensor brachium pontis, and thermal source is surrounded by the brachium pontis of Wheatstone bridge, and temperature sensor and thermal source are positioned at wind speed and amplify pipeline。
On this basis, further, described temperature sensor brachium pontis is critesistor and the capacitive temperature sensor of critesistor, capacitive temperature sensor, or parallel connection。
On the basis of above-mentioned any embodiment, further, it is horn-like that wind speed amplifies the both ends open of pipeline, and middle part is narrow。
On the basis of above-mentioned any embodiment, further, it is 4 that wind speed amplifies the number of pipeline, and 4 wind speed amplify pipeline and are located in the same horizontal plane along the perpendicular bisector of duct orientation, and center is connected, in 45 degree of angles between adjacent channel；The number of the Wheatstone bridge comprising temperature sensor is 2, lays respectively at top and the bottom of described center；The number of thermal source is 2, is surrounded by the brachium pontis at top and the Wheatstone bridge of bottom respectively。
Or, further, it is 1 that wind speed amplifies the number of pipeline；The number of the Wheatstone bridge comprising temperature sensor is 1, is positioned at top or the bottom of the center of wind speed amplification pipeline；The number of thermal source is 1。On this basis, further, also including base, described base is rotary structure。
Or, further, it is 2 that wind speed amplifies the number of pipeline, and the center of 2 wind speed amplification pipelines is connected, in an angle of 90 degrees between two pipelines；The number of the Wheatstone bridge comprising temperature sensor is 1, is positioned at top or the bottom of described center；The number of thermal source is 1。
Or, further, it is 4n that wind speed amplifies the number of pipeline, and n is natural number, n > and n wind speed of Isosorbide-5-Nitrae amplify pipeline and be located in the same horizontal plane along the perpendicular bisector of duct orientation, and center is connected, and is 360/8n degree angle between adjacent channel；The number of the Wheatstone bridge comprising temperature sensor is 2n, wherein n the top being positioned at described center, additionally n the bottom being positioned at described center；The number of thermal source is 2n, and wherein n is surrounded by the brachium pontis of the Wheatstone bridge at top respectively, and additionally n is surrounded by the brachium pontis of the Wheatstone bridge of bottom respectively。
On the basis of above-mentioned any embodiment, further, adjacent wind speed amplifies the opening of pipeline and is connected。
On the basis of above-mentioned any embodiment, further, also including base, described base is used for supporting wind speed and amplifies pipeline, thermal source and temperature sensor。
The invention has the beneficial effects as follows:
It is an object of the invention to provide a kind of wind speed and direction detecting device, pipeline, thermal source and Wheatstone bridge is amplified including wind speed, each Wheatstone bridge contains 4 temperature sensor brachium pontis, and thermal source is surrounded by the brachium pontis of Wheatstone bridge, and temperature sensor and thermal source are positioned at wind speed and amplify pipeline。Wind speed and direction brings the temperature difference, temperature sensor senses in Wheatstone bridge is to the temperature difference, bring the change of magnitude of voltage, therefore the change of magnitude of voltage can react wind speed and direction, again owing to the introducing of wind speed amplification pipeline is exaggerated wind speed, therefore the present invention is effectively increased the certainty of measurement of wind speed and direction。
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described。
Fig. 1 illustrates the side view of a kind of wind speed and direction detecting device that the embodiment of the present invention provides；
Fig. 2 illustrates the top view of a kind of wind speed and direction detecting device that the embodiment of the present invention provides；
Fig. 3 illustrates the axonometric chart of a kind of wind speed and direction detecting device that the embodiment of the present invention provides；
Fig. 4 illustrates the circuit diagram of the Wheatstone bridge of a kind of wind speed and direction detecting device that the embodiment of the present invention provides。
In figure, 3. Wheatstone bridge and thermal source, 4. Wheatstone bridge and thermal source, 5. wind speed amplifies pipeline, 6. base, 7. booty drainage screen。
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated。Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention。
A kind of wind speed and direction detecting device that the embodiment of the present invention provides, pipeline, thermal source and Wheatstone bridge is amplified including wind speed, each Wheatstone bridge contains 4 temperature sensor brachium pontis, and thermal source is surrounded by the brachium pontis of Wheatstone bridge, and temperature sensor and thermal source are positioned at wind speed and amplify pipeline。
The circuit structure of Wheatstone bridge is as shown in Figure 4。In detecting device, thermal source is surrounded by the brachium pontis of Wheatstone bridge, during detection wind speed and direction, the heat that wind disturbance thermal source distributes, brings the temperature difference for Wheatstone bridge region, and the temperature sensor senses in Wheatstone bridge is to the temperature difference, bring the change of magnitude of voltage, therefore the change of magnitude of voltage can react wind speed and direction, and again owing to the introducing of wind speed amplification pipeline is exaggerated wind speed, therefore the present invention is effectively increased the certainty of measurement of wind speed and direction。
Namely temperature sensor brachium pontis adopts temperature sensor as the brachium pontis of Wheatstone bridge。The temperature sensor of the brachium pontis as Wheatstone bridge is not limited by the embodiment of the present invention, it is possible to adopt critesistor, thermocouple or capacitive temperature sensor。Preferably, temperature sensor brachium pontis can be critesistor and the capacitive temperature sensor of critesistor, capacitive temperature sensor, or parallel connection。
In the embodiment of the present invention, the shape of the cross section that wind speed amplifies the both ends open of pipeline does not limit, can be circular, can also be rectangle, rhombus or other shapes, as long as ensureing that wind speed amplifies the cross-sectional area cross-sectional area more than middle part of the both ends open of pipeline, namely available Venturi effect amplifies wind speed。On the basis of above-mentioned any embodiment, it is preferred that it can be horn-like that wind speed amplifies the both ends open of pipeline, and middle part is narrow。
In the embodiment of the present invention, wind speed amplifies the number of pipeline and is at least 1, and the number of temperature sensor is at least 1, and the number of thermal source is at least 1。On the basis of above-mentioned any embodiment, it is preferred that as shown in Figure 1, Figure 2 and Figure 3, wind speed amplifies the number of pipeline 5 can be 4,4 wind speed amplify pipeline and are located in the same horizontal plane along the perpendicular bisector of duct orientation, and center is connected, in 45 degree of angles between adjacent channel；In Fig. 1 shown in 3,4, the number of thermal source and the Wheatstone bridge that comprises temperature sensor can be all 2, and 2 Wheatstone bridges lay respectively at top and the bottom of center；2 thermals source are surrounded by the brachium pontis at top and the Wheatstone bridge of bottom respectively。4 wind speed amplify 8 openings of pipeline 5, the corresponding East, West, South, North of difference, northeast, northwest, the southeast, 8 directions, southwest, it is possible to accurately measure the wind direction in each orientation。1 temperature sensor and 1 thermal source are one group, and the cooperation of two groups makes the precision of detecting device higher。
Or, it is preferred that wind speed amplifies the number of pipeline can be 1；The number of the Wheatstone bridge comprising temperature sensor can be 1, is positioned at top or the bottom of the center of wind speed amplification pipeline；The number of thermal source can be 1。Component number required for the embodiment of the present invention is minimum, but for be perpendicular to wind speed amplify duct orientation wind speed and direction measurement effect poor。On this basis, it is preferred that as shown in Figure 1, it is also possible to including base 6, base 6 is rotary structure。Increase a rotatable base 6, the multiangular measurement to wind speed and direction can be realized by rotation detection device, wind speed and direction can be drawn according to the measurement result of different directions。
Or, it is preferred that wind speed amplifies the number of pipeline can be 2, and the center of 2 wind speed amplification pipelines is connected, in an angle of 90 degrees between two pipelines；The number of the Wheatstone bridge comprising temperature sensor can be 1, centrally located top or bottom；The number of thermal source can be 1。2 wind speed amplify 4 openings of pipeline, respectively corresponding 4 directions of East, West, South, North, it is possible to accurately measure the wind direction in each orientation。
Or, it is preferred that wind speed amplifies the number of pipeline can be 2, and the center of 2 wind speed amplification pipelines is connected, in an angle of 90 degrees between two pipelines；The number of the Wheatstone bridge comprising temperature sensor can be 2, lays respectively at top and the bottom of center；The number of thermal source can be 2, is surrounded by the brachium pontis at top and the Wheatstone bridge of bottom respectively。
Or, it is preferred that it can be 4n that wind speed amplifies the number of pipeline, and n is natural number, n > n wind speed amplification pipeline of Isosorbide-5-Nitrae be located in the same horizontal plane along the perpendicular bisector of duct orientation, and center is connected, and is 360/8n degree angle between adjacent channel；The number of the Wheatstone bridge comprising temperature sensor can be 2n, wherein n centrally located top, additionally n centrally located bottom；The number of thermal source can be 2n, and wherein n is surrounded by the brachium pontis of the Wheatstone bridge at top respectively, and additionally n is surrounded by the brachium pontis of the Wheatstone bridge of bottom respectively。It is more many that wind speed amplifies pipeline, and its opening is more many, and detecting device is more high to the sensitivity of wind direction, and the precision of testing result is also higher；The setting of multiple Wheatstone bridges comprising temperature sensor also makes testing result precision improve。
On the basis of above-mentioned any embodiment, further, it can be the structure being connected that adjacent wind speed amplifies the opening of pipeline。Adjacent pipeline tapping is connected, is conducive to making all of wind speed amplify pipeline and is maintained in same level, improve the stability of detecting device。
On the basis of above-mentioned any embodiment, further, it is also possible to include base 6, base 6 is used for supporting wind speed and amplifies pipeline, thermal source and temperature sensor。Not by base 6, and wind speed amplifying pipeline, thermal source and sensor and directly combines, required sensor packaging technology requires higher, and the detecting device life-span produced is short, poor durability, and sensitivity is also highly susceptible to impact。Increase and support base 6, support sensor respectively and thermal source, wind speed amplify pipeline, improve the safety of working sensor, decrease the interference to sensor of other factors simultaneously, be effectively increased the sensitivity of detecting device。
On the basis of above-mentioned any embodiment, further, it is also possible to include booty drainage screen 7。The setting of booty drainage screen 7, has purified the air entering detecting device, it is to avoid booty attachment too much, affects the precision of sensor。
Although present invention has been a degree of description, it will be apparent that, without departing from the spirit and scope of the present invention when, can carry out the suitable change of each condition。Being appreciated that and the invention is not restricted to described embodiment, and be attributed to scope of the claims, it includes the equivalent replacement of described each factor。
Claims (10)
1. a wind speed and direction detecting device, it is characterized in that, amplifying pipeline, thermal source and Wheatstone bridge including wind speed, each Wheatstone bridge contains 4 temperature sensor brachium pontis, thermal source is surrounded by the brachium pontis of Wheatstone bridge, and temperature sensor and thermal source are positioned at wind speed and amplify pipeline。
2. wind speed and direction detecting device according to claim 1, it is characterised in that described temperature sensor brachium pontis is critesistor and the capacitive temperature sensor of critesistor, capacitive temperature sensor, or parallel connection。
3. wind speed and direction detecting device according to claim 1, it is characterised in that it is horn-like that wind speed amplifies the both ends open of pipeline, and middle part is narrow。
4. the wind speed and direction detecting device according to any one of claim 1-3, it is characterized in that, it is 4 that wind speed amplifies the number of pipeline, and 4 wind speed amplify pipeline and are located in the same horizontal plane along the perpendicular bisector of duct orientation, center is connected, in 45 degree of angles between adjacent channel；The number of the Wheatstone bridge comprising temperature sensor is 2, lays respectively at top and the bottom of described center；The number of thermal source is 2, is surrounded by the brachium pontis at top and the Wheatstone bridge of bottom respectively。
5. the wind speed and direction detecting device according to any one of claim 1-3, it is characterised in that it is 1 that wind speed amplifies the number of pipeline；The number of the Wheatstone bridge comprising temperature sensor is 1, is positioned at top or the bottom of the center of wind speed amplification pipeline；The number of thermal source is 1。
6. the wind speed and direction detecting device according to any one of claim 1-3, it is characterised in that it is 2 that wind speed amplifies the number of pipeline, the center of 2 wind speed amplification pipelines is connected, in an angle of 90 degrees between two pipelines；The number of the Wheatstone bridge comprising temperature sensor is 1, is positioned at top or the bottom of described center；The number of thermal source is 1。
7. the wind speed and direction detecting device according to any one of claim 1-3, it is characterized in that, it is 4n that wind speed amplifies the number of pipeline, n is natural number, n > 1,4n wind speed amplifies pipeline and is located in the same horizontal plane along the perpendicular bisector of duct orientation, and center is connected, in 360/8n degree angle between adjacent channel；The number of the Wheatstone bridge comprising temperature sensor is 2n, wherein n the top being positioned at described center, additionally n the bottom being positioned at described center；The number of thermal source is 2n, and wherein n is surrounded by the brachium pontis of the Wheatstone bridge at top respectively, and additionally n is surrounded by the brachium pontis of the Wheatstone bridge of bottom respectively。
8. the wind speed and direction detecting device according to any one of claim 1-3, it is characterised in that adjacent wind speed amplifies the opening of pipeline and is connected。
9. the wind speed and direction detecting device according to any one of claim 1-3, it is characterised in that also include base, described base is used for supporting wind speed and amplifies pipeline, thermal source and temperature sensor。
10. wind speed and direction detecting device according to claim 5, it is characterised in that also include base, described base is rotary structure。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044816.3A CN105699687A (en) | 2016-01-22 | 2016-01-22 | Wind speed and direction detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044816.3A CN105699687A (en) | 2016-01-22 | 2016-01-22 | Wind speed and direction detection device |
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| CN105699687A true CN105699687A (en) | 2016-06-22 |
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| CN201610044816.3A Pending CN105699687A (en) | 2016-01-22 | 2016-01-22 | Wind speed and direction detection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202640A (en) * | 2017-06-28 | 2017-09-26 | 中海艾普油气测试（天津）有限公司 | Offshore drilling platform temperature monitoring method is used in one kind test |
| CN110031650A (en) * | 2019-05-15 | 2019-07-19 | 南京信息工程大学 | A kind of hot temperature difference type wind speed and direction measuring device and method |
| CN110292753A (en) * | 2019-08-02 | 2019-10-01 | 黄淮学院 | A kind of musical respiration training instrument |
| CN113419297A (en) * | 2021-08-12 | 2021-09-21 | 西华师范大学 | Multifunctional meteorological monitoring device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86106737A (en) * | 1986-09-29 | 1988-04-13 | 南京航空学院 | Microwind-guage |
| JPH0478616A (en) * | 1990-07-17 | 1992-03-12 | Hitachi Ltd | Wind speed detection device of air conditioner for car |
| CN1670488A (en) * | 2005-04-13 | 2005-09-21 | 东南大学 | Temperature, wind speed, wind direction and air pressure integration sensor |
| CN2886578Y (en) * | 2006-04-28 | 2007-04-04 | 北京联合大学 | Thermal anemometer |
| CN101349708A (en) * | 2008-07-04 | 2009-01-21 | 东南大学 | Micro-mechanical two-dimension wind speed and wind direction sensor and signal processing circuit thereof |
| CN201637445U (en) * | 2010-03-23 | 2010-11-17 | 苏州科技学院 | Flow-velocity-field measuring system based on hotline array and intelligent two-dimensional reconstruction algorithm |
| CN102662078A (en) * | 2012-05-07 | 2012-09-12 | 北京航空航天大学 | Multi-shaft type omni-directional airspeed sensor of helicopter |
-
2016
- 2016-01-22 CN CN201610044816.3A patent/CN105699687A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86106737A (en) * | 1986-09-29 | 1988-04-13 | 南京航空学院 | Microwind-guage |
| JPH0478616A (en) * | 1990-07-17 | 1992-03-12 | Hitachi Ltd | Wind speed detection device of air conditioner for car |
| CN1670488A (en) * | 2005-04-13 | 2005-09-21 | 东南大学 | Temperature, wind speed, wind direction and air pressure integration sensor |
| CN2886578Y (en) * | 2006-04-28 | 2007-04-04 | 北京联合大学 | Thermal anemometer |
| CN101349708A (en) * | 2008-07-04 | 2009-01-21 | 东南大学 | Micro-mechanical two-dimension wind speed and wind direction sensor and signal processing circuit thereof |
| CN201637445U (en) * | 2010-03-23 | 2010-11-17 | 苏州科技学院 | Flow-velocity-field measuring system based on hotline array and intelligent two-dimensional reconstruction algorithm |
| CN102662078A (en) * | 2012-05-07 | 2012-09-12 | 北京航空航天大学 | Multi-shaft type omni-directional airspeed sensor of helicopter |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202640A (en) * | 2017-06-28 | 2017-09-26 | 中海艾普油气测试（天津）有限公司 | Offshore drilling platform temperature monitoring method is used in one kind test |
| CN110031650A (en) * | 2019-05-15 | 2019-07-19 | 南京信息工程大学 | A kind of hot temperature difference type wind speed and direction measuring device and method |
| CN110292753A (en) * | 2019-08-02 | 2019-10-01 | 黄淮学院 | A kind of musical respiration training instrument |
| CN113419297A (en) * | 2021-08-12 | 2021-09-21 | 西华师范大学 | Multifunctional meteorological monitoring device |
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Application publication date: 20160622 |
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