CN105738650A - Apparatus capable of measuring vector wind speed - Google Patents
Apparatus capable of measuring vector wind speed Download PDFInfo
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- CN105738650A CN105738650A CN201410760996.6A CN201410760996A CN105738650A CN 105738650 A CN105738650 A CN 105738650A CN 201410760996 A CN201410760996 A CN 201410760996A CN 105738650 A CN105738650 A CN 105738650A
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- steering wheel
- axis steering
- wind speed
- ultrasonic receiver
- processor mcu
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Abstract
The invention provides an apparatus capable of measuring a vector wind speed. The apparatus structurally comprises a base (1), a transverse-axis steering engine (2), a longitudinal-axis steering engine (3), an ultrasonic wave pulse generator (4), an ultrasonic wave receiver (5), a horizontal rotating shaft (6), a vertical rotating shaft (7) and a display screen (8). The internal circuit system of a sound wave vector wind speed measurement apparatus is composed of a processor MCU (9), an ultrasonic wave generator (10), an ultrasonic wave receiver (11), a longitudinal-axis steering engine (12), a temperature sensor (13), a lithium battery power management circuit (14) a display screen (15) and a transverse-axis steering engine (16). According to the invention, a wind speed in a triaxial direction is measured by reference to the speed of sound waves in air at different temperatures through a Doppler effect of the sound waves in flowing air, and a speed value and a direction of the vector wind speed are synthesized. The apparatus provided by the invention can have the advantages of measurement of multi-orientation wind speeds, wide measurement scope and the like.
Description
Technical field
The invention belongs to the electronic surveying wind speed field of acoustics, be a kind of device surveying vector wind speed.
Background technology
The wind on earth's surface is complicated, and the immediate cause that wind is formed is that air pressure causes the uneven of branch of level side；Wind is by the combined influence of the different factor such as atmospheric circulation, landform, waters.
In life, our crosswind device often only has the measurement of horizontal plane two dimension, and the vector wind speed measured is not exclusively actual wind speed, because the wind speed in horizontal direction is equivalent to the actual wind speed wind speed component at horizontal plane；Problems is that we to carry out the measurement of actual wind speed by which kind of effective method；General rotary-cup type anemometer, propeller anemometer all can only survey the wind speed in horizontal direction, and changes with wind speed, and error is also dynamic.
Acoustically survey wind speed, owing to ultrasound wave has advantage anti-interference, good directionality, select the frequency of sound wave launched many at supersonic range, sound wave propagation characteristic in atmosphere can be utilized, sound wave propagation in moving air can produce Doppler effect, according to this effect, we can realize the measurement apparatus of low-power consumption, measures large-scale wind speed.
Summary of the invention
The purpose of the present invention, mainly by the wind speed angle value in measurement three mutually orthogonal direction between two, then synthesizes the vector wind speed of reality, improves the survey air flow system of precision and the scope of measurement.
The present invention is a kind of device surveying vector wind speed, and its structure includes base, transverse axis steering wheel, longitudinal axis steering wheel, ultrasonic pulse generator, ultrasonic receiver, horizontal rotating shaft, vertical rotation axis, display screen；Transverse axis steering wheel connects longitudinal axis steering wheel by horizontal rotating shaft；Longitudinal axis steering wheel connects ultrasonic pulse generator and ultrasonic receiver by vertical rotation axis；Display screen is arranged on the side of base.
The internal circuitry of cement bond logging vector wind speed variator therein is made up of processor MCU, supersonic generator, ultrasonic receiver, longitudinal axis steering wheel, temperature sensor, lithium battery power management circuits, display screen and transverse axis steering wheel；The direct current DC power outfan of lithium battery power management circuits is connected to by processor MCU, supersonic generator, ultrasonic receiver, longitudinal axis steering wheel, temperature sensor, display screen and transverse axis steering wheel；The signal input part of supersonic generator is connected to the IO output pin of processor MCU；The signal output pin of ultrasonic receiver is connected to the IO input pin of processor MCU；The holding wire of longitudinal axis steering wheel and transverse axis steering wheel is connected respectively to two pwm signal output pins of processor MCU；The interface of display screen is connected to the output I/O port of processor MCU；The digital pin of temperature sensor is connected on the I/O pin of processor MCU.Survey wind speed, ultrasound speed variator by the pulsed sound of supersonic generator to ultrasonic receiver time pulse arrival time phase contrast, and the difference of the phase contrast under still air, obtain relative atmospheric flow velocity according to Doppler effect, i.e. wind speed.
Display wind speed, LCD display, the numerical monitor of velocity amplitude, and the height according to speed are shown on the patterned LCD display interface of UI.
Survey the angle of air flow system, changing frame for movement position by longitudinal axis steering wheel, thus changing the cross-wind direction of wind measuring device, having downward two states of horizontal and vertical；Transverse axis steering wheel is by driving the rotation of horizontal rotating shaft, thus the cross-wind direction changed on the horizontal plane of wind measuring device, both direction is orthogonal.
The collection of temperature data, temperature sensor, single pin receives instruction and output temperature data, and by processor MCU timing acquiring, after having gathered temperature information, temperature sensor enters resting state, waits lower second processor MCU timing wake-up, collecting temperature value.
Supersonic generator is to be made up of ultrasonic vibrator and signal amplification circuit；Ultrasonic receiver is to consist of weak signal amplification circuit and ultrasonic receiver, and the outfan of supersonic generator is directly directed at ultrasonic receiver by air.
The calculating of vector wind speed, processor MCU, according to the velocity amplitude on three directions, carries out the vector wind speed that Vector modulation is actual.
Compared with prior art, adopt design of the present invention, it is possible to reach techniques below effect: the vector wind speed of reality can be measured, and improve precision and measurement scope.
Accompanying drawing explanation
Accompanying drawing provides this kind can survey the device schematic diagram of vector wind speed:
Fig. 1 is a kind of device schematic diagram surveying vector wind speed of the present invention；
Fig. 2 is the internal circuit diagram of a kind of device surveying vector wind speed of the present invention；
Accompanying drawing 1 description of symbols: 1, base；2, transverse axis steering wheel；3, longitudinal axis steering wheel；4, ultrasonic pulse generator；5, ultrasonic receiver；6, horizontal rotating shaft；7, vertical rotation axis；8, display screen；
Accompanying drawing 2 description of symbols: 9, processor MCU；10, supersonic generator；11, ultrasonic receiver；12, longitudinal axis steering wheel；13, temperature sensor；14, lithium battery power management circuits；15, display screen；16, transverse axis steering wheel.
Detailed description of the invention
Embodiment 1:
If Fig. 1 is a kind of device surveying vector wind speed of the present invention, its structure includes base 1, transverse axis steering wheel 2, longitudinal axis steering wheel 3, ultrasonic pulse generator 4, ultrasonic receiver 5, horizontal rotating shaft 6, vertical rotation axis 7, display screen 8；Transverse axis steering wheel 2 connects longitudinal axis steering wheel 3 by horizontal rotating shaft 6；Longitudinal axis steering wheel 3 connects ultrasonic pulse generator 4 and ultrasonic receiver 5 by vertical rotation axis 7；Display screen 8 is arranged on the side of base 1.
The internal circuitry of cement bond logging vector wind speed variator therein is made up of processor MCU9, supersonic generator 10, ultrasonic receiver 11, longitudinal axis steering wheel 12, temperature sensor 13, lithium battery power management circuits 14, display screen 15 and transverse axis steering wheel 16；The direct current DC power outfan of lithium battery power management circuits 14 is connected to by processor MCU9, supersonic generator 10, ultrasonic receiver 11, longitudinal axis steering wheel 12, temperature sensor 13, display screen 15 and transverse axis steering wheel 16；The signal input part of supersonic generator 10 is connected to the IO output pin of processor MCU9；The signal output pin of ultrasonic receiver 11 is connected to the IO input pin of processor MCU9；The holding wire of longitudinal axis steering wheel 12 and transverse axis steering wheel 16 is connected respectively to two pwm signal output pins of processor MCU9；The interface of display screen 8 is connected to the output I/O port of processor MCU；The digital pin of temperature sensor 13 is connected on the I/O pin of processor MCU9.
Embodiment 2:
Survey the angle of air flow system, changing frame for movement position by longitudinal axis steering wheel 12, thus changing the cross-wind direction of wind measuring device, having downward two states of horizontal and vertical；Transverse axis steering wheel 16 is by driving the rotation of horizontal rotating shaft 6, thus the cross-wind direction changed on the horizontal plane of wind measuring device, both direction is orthogonal.
Embodiment 3:
Having a pair supersonic generator 10 and ultrasonic receiver 11, the outfan of supersonic generator 10 is directly directed at ultrasonic receiver 11 by air.Supersonic generator 10 is to be made up of ultrasonic vibrator and signal amplification circuit；Ultrasonic receiver 11 is to consist of weak signal amplification circuit and ultrasonic receiver.
Embodiment 4:
Temperature sensor 13, single pin receives instruction and output temperature data, and by processor MCU9 timing acquiring, after having gathered temperature information, temperature sensor 13 enters resting state, waits lower second processor MCU9 timing wake-up, collecting temperature value.
Embodiment 5:
Processor MCU9, according to the velocity amplitude on three directions, carries out the vector wind speed that Vector modulation is actual.
Exemplified as above is only illustration to the present invention, is not intended that the restriction to protection scope of the present invention, every belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (6)
1. can surveying a device for vector wind speed, its structure includes base (1), transverse axis steering wheel (2), longitudinal axis steering wheel (3), ultrasonic pulse generator (4), ultrasonic receiver (5), horizontal rotating shaft (6), vertical rotation axis (7), display screen (8)；Transverse axis steering wheel (2) connects longitudinal axis steering wheel (3) by horizontal rotating shaft (6)；Longitudinal axis steering wheel (3) connects ultrasonic pulse generator (4) and ultrasonic receiver (5) by vertical rotation axis (7)；Display screen (8) is arranged on the side of base (1)；
The internal circuitry of cement bond logging vector wind speed variator therein is by processor MCU(9), supersonic generator (10), ultrasonic receiver (11), longitudinal axis steering wheel (12), temperature sensor (13), lithium battery power management circuits (14), display screen (15) and transverse axis steering wheel (16) form；The direct current DC power outfan of lithium battery power management circuits (14) is connected to by processor MCU(9), supersonic generator (10), ultrasonic receiver (11), longitudinal axis steering wheel (12), temperature sensor (13), display screen (15) and transverse axis steering wheel (16)；The signal input part of supersonic generator (10) is connected to processor MCU(9) IO output pin；The signal output pin of ultrasonic receiver (11) is connected to processor MCU(9) IO input pin；The holding wire of longitudinal axis steering wheel (12) and transverse axis steering wheel (16) is connected respectively to processor MCU(9) two pwm signal output pins；The interface of display screen (8) is connected to the output I/O port of processor MCU；The digital pin of temperature sensor (13) is connected to processor MCU(9) I/O pin on.
2. a kind of device surveying vector wind speed according to claim 1, it is characterised in that: survey the angle of air flow system, changing frame for movement position by longitudinal axis steering wheel (12), thus changing the cross-wind direction of wind measuring device, having downward two states of horizontal and vertical；Transverse axis steering wheel (16) is by driving the rotation of horizontal rotating shaft (6), thus the cross-wind direction changed on the horizontal plane of wind measuring device, both direction is orthogonal.
3. a kind of device surveying vector wind speed according to claim 1, it is characterized in that: have a pair supersonic generator (10) and ultrasonic receiver (11), the outfan of supersonic generator (10) is directly directed at ultrasonic receiver (11) by air.
4. a kind of device surveying vector wind speed according to claim 1, it is characterized in that: temperature sensor (13), single pin receives instruction and output temperature data, by processor MCU(9) timing acquiring, after having gathered temperature information, temperature sensor (13) enters resting state, wait lower second processor MCU(9) timing wake-up, collecting temperature value.
5. a kind of device surveying vector wind speed according to claim 1, it is characterised in that: processor MCU(9) according to the velocity amplitude on three directions, carry out the vector wind speed that Vector modulation is actual.
6. a kind of device surveying vector wind speed according to claim 1, it is characterised in that: supersonic generator (10) is to be made up of ultrasonic vibrator and signal amplification circuit；Ultrasonic receiver (11) is to consist of weak signal amplification circuit and ultrasonic receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410760996.6A CN105738650A (en) | 2014-12-12 | 2014-12-12 | Apparatus capable of measuring vector wind speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410760996.6A CN105738650A (en) | 2014-12-12 | 2014-12-12 | Apparatus capable of measuring vector wind speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105738650A true CN105738650A (en) | 2016-07-06 |
Family
ID=56240532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410760996.6A Withdrawn CN105738650A (en) | 2014-12-12 | 2014-12-12 | Apparatus capable of measuring vector wind speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105738650A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106841676A (en) * | 2017-03-29 | 2017-06-13 | 天津大学 | A kind of laser-Doppler hydraulic turbine wake measurement device and measuring method |
| CN113267645A (en) * | 2021-04-27 | 2021-08-17 | 湖南菲尔斯特传感器有限公司 | Capacitive wind speed sensor and wind speed measuring method |
| CN113415388A (en) * | 2021-07-02 | 2021-09-21 | 唐山现代工控技术有限公司 | Integrated profile flow meter |
-
2014
- 2014-12-12 CN CN201410760996.6A patent/CN105738650A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106841676A (en) * | 2017-03-29 | 2017-06-13 | 天津大学 | A kind of laser-Doppler hydraulic turbine wake measurement device and measuring method |
| CN113267645A (en) * | 2021-04-27 | 2021-08-17 | 湖南菲尔斯特传感器有限公司 | Capacitive wind speed sensor and wind speed measuring method |
| CN113415388A (en) * | 2021-07-02 | 2021-09-21 | 唐山现代工控技术有限公司 | Integrated profile flow meter |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160706 |