CN207248917U - A kind of two-D wind speed wind direction sensor calibration system - Google Patents
A kind of two-D wind speed wind direction sensor calibration system Download PDFInfo
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- CN207248917U CN207248917U CN201720967656.XU CN201720967656U CN207248917U CN 207248917 U CN207248917 U CN 207248917U CN 201720967656 U CN201720967656 U CN 201720967656U CN 207248917 U CN207248917 U CN 207248917U
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- rotating disk
- wind speed
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- wind direction
- wind
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Abstract
The utility model discloses a kind of two-D wind speed wind direction sensor calibration system, including：Main rotating disk and time rotating disk；The secondary rotating disk is arranged in main rotating disk；Clamp of sensor is provided with the secondary rotating disk；The utility model is simple in structure, and the bispin axis of main rotating disk and time rotating disk sets and can realize to being calibrated while wind speed, wind direction；Utilize relative motion principle of the tested wind speed wind direction sensor in still air, it is possible to achieve the calibration of low wind speed (being less than 2m/s)；The utility model proposes calibration system cost of implementation it is relatively low, it is easy to operate, be tested after wind speed wind direction sensor fixes first, subsequent calibrations operation can be controlled by computer, full-automatic calibration easy to implement.
Description
Technical field
It the utility model is related to sensor calibration technique field, and in particular to a kind of two-D wind speed wind direction sensor calibration system
System.
Background technology
The calibration of wind speed and direction and daily life are closely bound up, and in building HVAC, agricultural production, clean factory
The fields such as room, communication and logistics, navigation space flight, environmental protection and new energy are all most important.Traditional wind speed and direction calibration master
To be realized by mechanical vane and wind vane, since they include mechanical movable component, volume is larger, and unavoidably
There are some row such as threshold wind velocity height, long-time stability difference.In recent years, progressively grew up based on ultrasonic principle and
The two-D wind speed wind direction sensor of hot type principle effectively overcomes disadvantages mentioned above, wherein, two-dimensional ultrasound wind speed wind direction sensor
Usually using four ultrasonic probes, and make their reasonable layouts in measurement plane, these ultrasonic probes cycle through and
Ultrasonic wave is received, the time difference propagated in atmosphere by ultrasonic wave accurately measures wind speed and direction.Hot type two-D wind speed wind direction
Sensor is then to process multiple heating resistors and temperature detecting resistance on the same substrate by planar technology, and them is rationally divided
Cloth accurately measures wind speed and direction in measurement plane by the heat transfer effect in flow field.Based on ultrasonic principle and hot type
The two-D wind speed wind direction sensor of principle overcomes the inherent shortcoming of mechanical wind speed wind direction sensor well, and there is no movable
Component, abrasion is small, safeguards small, fast response time, no threshold wind velocity limitation, and can measure wind speed, wind direction data at the same time.
For two-D wind speed wind direction sensor as a kind of measuring apparatus, when use, has to pass through effective calibration.At present, industry
In generally coordinate wind measuring device to be used as calibrator (-ter) unit using wind-tunnel, wind-tunnel be used for producing stablize, uniform wind field, wind measuring device use
To measure the wind speed of wind field and in this, as standard wind speed, it is divided into Pitot tube method, laser-Doppler (LDA) method two again
Kind.Wherein, pitot tube method is most popular, but it be not suitable for low wind speed calibration (below 2m/s) because wind speed compared with
Hour, the differential pressure value of Pitot tube is very small, and resulting error will be very big.LDA (laser-Doppler) method can be surveyed low
Wind speed (below 2m/s), but LDA's is expensive, and system stabilization time length, calibration process is cumbersome, so LDA is more as country
Wind speed standard.In addition, also there are two common issues for the wind speed calibration system based on wind-tunnel：When for wind-tunnel, low
It is a problem that stable, uniform wind field is produced under wind conditions；Second, the calibration for wind direction also needs to extra indexing dress
Put, this makes troubles to the calibration of two-D wind speed wind direction sensor.
The content of the invention
It is simple in structure to solve the above problems, the utility model provides a kind of two-D wind speed wind direction calibration system, can be with
Wind speed, wind direction are calibrated in case of lower wind speeds；Advantage of lower cost at the same time, it is easy to operate, it is tested two-D wind speed wind
After being fixed first to sensor, subsequent calibrations operation can be controlled by computer, full-automatic calibration easy to implement.
To achieve the above object, the technical solution that the utility model is taken is：
A kind of two-D wind speed wind direction sensor calibration system, including：Main rotating disk and time rotating disk；The main rotating disk is led to
Cross main rotating shaft with main motor to be connected, main angular encoder is provided with main motor；The secondary rotating disk is arranged on main rotation
On disk, secondary rotating disk is connected by secondary rotation axis with time motor, and time angular encoder is provided with secondary motor；Described rotation
Clamp of sensor is connected with disk；The main motor and time motor are connected by motor control module with host computer, main
Angular encoder and time angular encoder are connected by data acquisition module with host computer.
A preferable technical solution as the utility model：The clamp of sensor by apparatus for adjusting position with time
Rotating disk is connected.
A preferable technical solution as the utility model：The apparatus for adjusting position includes being connected to time rotating disk
Upper bed-plate, base are distributed in base center adjusting screw nearby equipped with multiple.
A preferable technical solution as the utility model：The secondary rotating disk is fixed on the plane of main rotating disk
On.
The utility model has the advantages that：
1st, simple in structure, the bispin axis of main rotating disk and time rotating disk, which is set, can realize school while to wind speed, wind direction
It is accurate.
2nd, the relative motion principle using tested wind speed wind direction sensor in still air, it is possible to achieve low wind speed is (small
In 2m/s) calibration.
3rd, cost of implementation is relatively low, easy to operate, after tested wind speed wind direction sensor is fixed first, subsequent calibrations operation
It can be controlled by computer, full-automatic calibration easy to implement.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model Structure and Process block diagram；
In Fig. 1,1, main rotating disk, 2, secondary rotating disk, 3, clamp of sensor, 4, apparatus for adjusting position, 5, base, 6, adjust
Whole screw.
Embodiment
In order to which the purpose of this utility model and advantage is more clearly understood, with reference to embodiments to the utility model into
Row is further described.It should be appreciated that specific embodiment described herein is only to explain the utility model, and do not have to
In restriction the utility model.
As Figure 1-Figure 2, the utility model embodiment provides a kind of two-D wind speed wind direction sensor calibration system, bag
Include：Main rotating disk 1 and time rotating disk 2；Main rotating disk 1 is connected by main rotating shaft with main motor, and master is provided with main motor
Angular encoder；Secondary rotating disk 2 is fixed in the plane of main rotating disk 1, and secondary rotating disk 2 is connected by secondary rotation axis with time motor
Connect, time angular encoder is provided with secondary motor；Clamp of sensor 3 is provided with secondary rotating disk 2, clamp of sensor 3 passes through position
Put regulating device 4 with time rotating disk 2 to be connected, apparatus for adjusting position 4 includes the base 5 being connected in time rotating disk 2, base 5
Base center adjusting screw 6 nearby is distributed in equipped with multiple；Main motor and time motor pass through motor control module and host computer
It is connected, main angular encoder and time angular encoder are connected the utility model structure by data acquisition module with host computer
Simply, the setting of main rotating disk 1 and time rotating disk 2 can be realized to being calibrated while wind speed, wind direction, while can also be carried out low
Calibration under wind conditions, controls the rotating speed of main rotating disk 1 and time rotating disk 2 using host computer, it is possible to achieve different schools
Quasi- operation, it is easy to operate.
A kind of calibration method of two-D wind speed wind direction sensor calibration system provided by the utility model is as follows：
Tested two-D wind speed wind direction sensor is vertically mounted on tested clamp of sensor 3, to apparatus for adjusting position 4 into
Row coarse adjustment, makes rotation overlapping of axles of the central axis of tested two-D wind speed wind direction sensor substantially with secondary rotating disk, host computer to
Motor control module sends signal, after motor control module receives signal, drives time motor work, and drive time rotating disk to delay
Slow rotation.Tested two-D wind speed wind direction sensor is determined by observing the wind speed indicating value of tested two-D wind speed wind direction sensor
Central axis and time departure degree of rotating disk rotation axis, and apparatus for adjusting position is finely adjusted, make tested two-D wind speed wind
To the central axis and the rotation overlapping of axles of time rotating disk of sensor.
According to the wind direction measurement point of required calibration, signal, motor control are sent to motor control module by host computer
After module receives signal, time motor work is driven, and drive time rotating disk 2 slowly to rotate so that tested wind speed and direction sensing
The above-mentioned wind angle of device aligns with the rolling tangential direction of main rotating disk 1.
According to the measuring wind speed of required calibration point, the angular velocity of rotation of main rotating disk 1 is calculated, by host computer to motor
Control module sends signal, after motor control module receives signal, driving main motor work, and main rotating disk is driven with above-mentioned
Constant angular velocity rotates, while records the wind speed of surveyed wind speed wind direction sensor, wind direction show value.According under required calibration
One wind direction measurement point, repeat step two, step 3.It is corresponding that each measuring wind speed point under different wind direction measurement points is recorded successively
Wind speed, wind direction show value.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (4)
- A kind of 1. two-D wind speed wind direction sensor calibration system, it is characterised in that：Including：Main rotating disk (1) and time rotating disk (2)；The main rotating disk (1) is connected by main rotating shaft with main motor, and main angular encoder is provided with main motor；It is described Secondary rotating disk (2) is arranged in main rotating disk (1), and secondary rotating disk (2) is connected by secondary rotation axis with time motor, on secondary motor It is provided with time angular encoder；Clamp of sensor (3) is connected with the secondary rotating disk (2)；The main motor and time electricity Machine is connected by motor control module with host computer, main angular encoder and time angular encoder by data acquisition module with Host computer is connected.
- A kind of 2. two-D wind speed wind direction sensor calibration system according to claim 1, it is characterised in that：The sensor Fixture (3) is connected by apparatus for adjusting position (4) with time rotating disk (2).
- A kind of 3. two-D wind speed wind direction sensor calibration system according to claim 2, it is characterised in that：The position tune Regulating device (4) includes the base (5) being connected in time rotating disk (2), and base (5) is equipped with multiple be distributed near base center Adjusting screw (6).
- A kind of 4. two-D wind speed wind direction sensor calibration system according to claim 1, it is characterised in that：Described rotation Disk (2) is fixed in the plane of main rotating disk (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720967656.XU CN207248917U (en) | 2017-08-04 | 2017-08-04 | A kind of two-D wind speed wind direction sensor calibration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720967656.XU CN207248917U (en) | 2017-08-04 | 2017-08-04 | A kind of two-D wind speed wind direction sensor calibration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207248917U true CN207248917U (en) | 2018-04-17 |
Family
ID=61878914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720967656.XU Withdrawn - After Issue CN207248917U (en) | 2017-08-04 | 2017-08-04 | A kind of two-D wind speed wind direction sensor calibration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207248917U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356787A (en) * | 2017-08-04 | 2017-11-17 | 无锡市计量测试院 | A kind of two-D wind speed wind direction sensor calibration system and calibration method |
-
2017
- 2017-08-04 CN CN201720967656.XU patent/CN207248917U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356787A (en) * | 2017-08-04 | 2017-11-17 | 无锡市计量测试院 | A kind of two-D wind speed wind direction sensor calibration system and calibration method |
| CN107356787B (en) * | 2017-08-04 | 2023-08-04 | 无锡市计量测试院 | Two-dimensional wind speed and direction sensor calibration system and calibration method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221115 Address after: 214101 No. 8, Dongting Chunxin East Road, Xishan District, Wuxi City, Jiangsu Province Patentee after: Wuxi inspection and Certification Institute Address before: 214000 No.8 Chunxin East Road, Dongting, Xishan District, Wuxi City, Jiangsu Province Patentee before: WUXI METROLOGY TESTING INSTITUTE |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180417 Effective date of abandoning: 20230804 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180417 Effective date of abandoning: 20230804 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |