CN205015362U - Ultrasonic wave anemometer performance detection device - Google Patents
Ultrasonic wave anemometer performance detection device Download PDFInfo
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- CN205015362U CN205015362U CN201520763129.8U CN201520763129U CN205015362U CN 205015362 U CN205015362 U CN 205015362U CN 201520763129 U CN201520763129 U CN 201520763129U CN 205015362 U CN205015362 U CN 205015362U
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- anemometer
- wind speed
- control device
- ventilation blower
- frequency converter
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Abstract
The utility model provides an ultrasonic wave anemometer performance detection device, include: converter, ventilation blower, revolving stage and controlling means, the revolving stage includes installation department and the pivoted revolving stage drive arrangement of drive installation portion for place the anemometer of treating the detection, sending angel position control through controlling means to revolving stage drive arrangement and instructing, revolving stage drive arrangement rotates to corresponding angle according to angel position control instruction tape operation platform, adjust the wind speed of ventilation blower through controlling means according to frequency control command to converter transmit frequency control command, converter, controlling means receives the detection wind speed and detection wind direction of anemometer to to detect the wind speed and detect the wind direction instructs the turned angle who corresponds to carry out the performance testing result that the comparison obtained the anemometer with wind speed and the angel position control that the frequency control instruction corresponds respectively. This ultrasonic wave anemometer performance detection device is small, and the simple and convenient to use of installation can realize the short -term test to ultrasonic wave anemometer performance.
Description
Technical field
The utility model relates to ultrasonic wind meter field, particularly relates to a kind of ultrasonic wind meter device for detecting performance.
Background technology
Ultrasonic wind meter utilizes to send ultrasonic pulse, and the time of measurement receiving end or frequency (Doppler-shift) difference come survey sensor or the surveying instrument of calculation of wind speed and wind direction.As the producer of production ultrasonic wind meter, how its wind speed and direction measured detects is insoluble problem always.The detection mode of standard, normally detects at the wind tunnel laboratory of specialty, and wind tunnel laboratory sense cycle is grown and somewhat expensive, is not suitable for large batch of general detection.
Utility model content
Based on this, be necessary to provide a kind of ultrasonic wind meter device for detecting performance easy to use.
A kind of ultrasonic wind meter device for detecting performance, is characterized in that: comprising: frequency converter, ventilation blower, turntable and control device; Turntable is positioned at the side of the air outlet of ventilation blower, and turntable comprises the driving device for rotary desk of installation portion and the rotation of drive installation portion, and installation portion is just arranged, for placing anemometer to be detected air outlet;
Control device is connected with driving device for rotary desk, sends Angle ambiguity instruction by control device to driving device for rotary desk, and driving device for rotary desk drives turntable to turn to respective angles according to Angle ambiguity instruction;
Frequency converter is connected with ventilation blower and control device respectively, and by control device to frequency converter transmission frequency steering order, frequency converter regulates the wind speed of ventilation blower according to frequency control instruction;
Control device is also for being connected with anemometer, it receives the detection wind speed of anemometer and detects wind direction, and will detect wind speed and detect corresponding with the frequency control instruction respectively wind speed of wind direction and rotational angle corresponding to Angle ambiguity instruction compares the performance test results obtaining anemometer.
Wherein in a kind of embodiment, also comprise the fairing in air-guiding direction, be connected with the air outlet of ventilation blower, fairing comprises the contraction section be connected with air outlet and the stable section be connected with contraction section, and stable section cross-sectional area is not more than the cross-sectional area of contraction section.
Wherein in a kind of embodiment, the cross sectional dimensions of contraction section reduces gradually from the one end be connected with air outlet; The cross sectional dimensions size of stable section is constant, and identical away from the cross sectional dimensions size of one end of air outlet with contraction section.
Wherein in a kind of embodiment, also comprise interface convertor, control device is connected by interface convertor with frequency converter, and control device is connected by interface convertor with driving device for rotary desk, and control device is connected by interface convertor with anemometer.
Wherein in a kind of embodiment, control device comprises input media, output unit, programmable logic controller (PLC) and display device, input media is used for input angle steering order and frequency control instruction, programmable logic controller (PLC) is used for predeterminated frequency steering order and the mapping relations of wind speed and the mapping relations of Angle ambiguity instruction and rotational angle, and display device is for showing the performance test results of anemometer.
Wherein in a kind of embodiment, also comprise mounting seat, ventilation blower and turntable are arranged in mounting seat, and input media comprises the adjustment button being arranged at mounting seat side.
Wherein in a kind of embodiment, frequency converter is 380V universal frequency converter.
Wherein in a kind of embodiment, also comprise stabilized voltage supply, the output terminal of stabilized voltage supply is connected with the input end of frequency converter.
Wherein in a kind of embodiment, ventilation blower is multi-blade centrifugal fan.
Wherein in a kind of embodiment, installation portion is the mounting rod be connected with driving device for rotary desk, and the length of mounting rod can telescopic adjustment, and driving device for rotary desk is stepper motor.
This ultrasonic wind meter device for detecting performance, by control device transmission frequency steering order and Angle ambiguity instruction, turntable is made to go to corresponding angle, frequency converter exports corresponding frequency and exports corresponding wind speed to control ventilation blower, according to the wind speed and direction that anemometer detects, to wind speed be detected and detect corresponding with the frequency control instruction respectively wind speed of wind direction and rotational angle corresponding to Angle ambiguity instruction compares the performance test results obtaining anemometer, this device is installed simple, easy to use, the quick detection to ultrasonic wind meter performance can be realized.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of ultrasonic wind meter device for detecting performance of embodiment;
Fig. 2 is the module diagram of the ultrasonic wind meter device for detecting performance of another kind of embodiment.
Embodiment
As shown in Figure 1 with shown in Fig. 2, a kind of ultrasonic wind meter device for detecting performance, comprise: frequency converter 10, ventilation blower 20, turntable 30 and control device 40, turntable 30 is positioned at the side of the air outlet of ventilation blower 20, turntable 30 comprises the driving device for rotary desk 302 of installation portion 301 and drive installation portion 301 rotation, installation portion 301 is just arranged, for placing anemometer to be detected air outlet.
Control device 40 is connected with driving device for rotary desk 302, sends Angle ambiguity instruction by control device to driving device for rotary desk 302, and driving device for rotary desk 302 drives installation portion 301 to turn to respective angles according to Angle ambiguity instruction.Turntable has 0 ° of line, during detection, ultrasonic wind meter to be detected is placed on installation portion 301, makes its orientation mark consistent with 0 ° of line of turntable, when driving device for rotary desk 302 drive installation portion 301 turns an angle, anemometer is corresponding to turn an angle.Concrete, driving device for rotary desk 302 can adopt stepper motor, can be realized within the scope of 360 ° at any angle clockwise and rotate counterclockwise by Angle ambiguity instruction.
Frequency converter 10 is connected with ventilation blower 20 and control device 40 respectively, and by control device 40 to frequency converter 10 transmission frequency steering order, frequency converter 10 regulates the wind speed of ventilation blower 20 according to frequency control instruction.Before detection, the standard device wind speed corresponding to each frequency of frequency converter is first used to calibrate, to guarantee the accuracy detected.
Control device 40 is also for being connected with anemometer 60, it receives the detection wind speed of anemometer 60 and detects wind direction, and will detect wind speed and detect corresponding with the frequency control instruction respectively wind speed of wind direction and rotational angle corresponding to Angle ambiguity instruction compares the performance test results obtaining anemometer.
During detection, ultrasonic wind meter 60 to be detected is placed on installation portion 301, its orientation mark is consistent with 0 ° of line of turntable, when driving device for rotary desk 302 turns an angle according to Angle ambiguity order-driven installation portion 301, anemometer is corresponding to turn an angle, anemometer rotates corresponding angle relative to the ventilating opening of ventilation blower, detect wind direction value, and the wind direction value of detection is sent to control device, the angle of the wind direction value that control device detects according to anemometer and Angle ambiguity instruction compares, whether both judgements are consistent, if, then judge that the performance that the wind direction of anemometer detects is good.
Simultaneously, frequency converter exports corresponding frequencies to control the wind speed of ventilation blower according to frequency control instruction, ventilation blower exports the wind of the wind speed size corresponding with frequency control instruction, anemometer detects wind speed size, also the wind speed of detection is sent to control device, the wind speed that the wind speed that control device detects according to detector is corresponding with frequency control instruction compares, and whether both judgements are consistent, if so, then judge that the performance of the wind speed measurement of anemometer is good.
Therefore, this ultrasonic wind meter device for detecting performance, by control device transmission frequency steering order and Angle ambiguity instruction, turntable is made to go to corresponding angle, frequency converter exports corresponding frequency and exports corresponding wind speed to control ventilation blower, according to the wind speed and direction that anemometer detects, to wind speed be detected and detect corresponding with the frequency control instruction respectively wind speed of wind direction and rotational angle corresponding to Angle ambiguity instruction compares the performance test results obtaining anemometer, this ultrasonic wind meter device for detecting performance volume is little, install simple and easy to use, the quick detection to ultrasonic wind meter performance can be realized.
Please continue to refer to Fig. 1, in another embodiment, installation portion 301 is specially the mounting rod be connected with driving device for rotary desk 302, and the length of mounting rod can telescopic adjustment, and driving device for rotary desk 302 is specially stepper motor.
Ultrasonic wind meter device for detecting performance also comprises the fairing 21 guiding airflow direction, be connected with the air outlet of ventilation blower 20, fairing comprises the contraction section 212 be connected with air outlet and the stable section 213 be connected with contraction section successively, and stable section 213 cross-sectional area is not more than the cross-sectional area of contraction section 212.
Concrete, fairing also comprises damping screen 211, be arranged between the air outlet of ventilation blower 20 and contraction section 212, damping screen reduces axial turbulence degree than reducing the effective of lateral turbulence degree, therefore, air-flow by axially creating larger pressure drop during damping screen, thus makes the axial velocity profile performance of air-flow obtain obvious improvement.And be not more than the cross-sectional area of contraction section 212 due to stable section 213 cross-sectional area, therefore, fairing can improve the stability of air-flow.
Concrete, the cross sectional dimensions of contraction section 212 reduces gradually from the one end be connected with the air outlet of ventilation blower 20, and the cross sectional dimensions size of stable section 213 is constant, and identical away from the cross sectional dimensions size of one end of air outlet of ventilator with contraction section 212.The Main Function of contraction section 212 evenly accelerates air-flow, makes air-flow reach to the flow velocity needed for test, and stable section is used for improving uniform stream further and directly spends, and improves airflow stability.
In another embodiment, as shown in Figure 1, ultrasonic wind meter device for detecting performance comprises mounting seat 50, and ventilation blower 20 and turntable 30 are arranged in mounting seat, and input media comprises the adjustment button being arranged at mounting seat 50 side.
In another embodiment, as shown in Figure 2, also comprise interface convertor 80, be arranged in mounting seat 50.Control device 40 is connected by interface convertor 80 with frequency converter 10, and control device 40 is connected by interface convertor 80 with driving device for rotary desk 302, and control device 40 is connected by interface convertor 80 with anemometer 60.Interface convertor 80 comprises multiple interface, such as RS232, RS485, Ethernet data interface, support the conversion of various protocols, can compatible MODBUS-RTU, MODBUS-ASCII, ICP/IP protocol data layout, compatiblely can identify all kinds ultrasonic wind meter by the interface of correspondence.Interface convertor 80 connection control device 40 and driving device for rotary desk 302, control device 40 and frequency converter 10, control device 40 and anemometer 60.The Angle ambiguity instruction that control device 40 sends and frequency control instruction carry out protocol conversion by interface convertor, export frequency converter 10 and driving device for rotary desk 302 to the angle change of the frequency change and driving device for rotary desk that control frequency converter, wind speed and direction testing result is sent to control device by anemometer 60.
In another embodiment, control device 40 comprises input media, output unit, programmable logic controller (PLC) and display device, input media is used for input angle steering order and frequency control instruction, programmable logic controller (PLC) is used for predeterminated frequency steering order and the mapping relations of wind speed and the mapping relations of Angle ambiguity instruction and rotational angle, and display device is for showing the performance test results of anemometer.In a particular embodiment, control device can be computing machine.
Concrete, the mapping relations of frequency control instruction and wind speed comprise presetting and store multiple frequency control instruction, the wind speed of the corresponding specific size of each frequency control instruction, therefore, when selecting different frequency control instructions to export frequency converter to, Frequency Converter Control ventilation blower rotates and provides air quantity, and anemometer is positioned at air outlet place and detects wind speed size, the wind speed detecting wind speed corresponding with frequency control instruction is compared, thus whether can judge that anemometer detects wind speed accurate.Accordingly, the mapping relations of Angle ambiguity instruction and turntable angle comprise presetting and store multiple Angle ambiguity instruction, the corresponding special angle of each Angle ambiguity instruction, therefore, when selecting different Angle ambiguity instructions to export driving device for rotary desk to, driving device for rotary desk drive installation portion rotates, and anemometer is positioned on turntable and detects wind direction, the angle detecting wind direction corresponding with Angle ambiguity instruction is compared, thus whether can judge that anemometer detects negative sense accurate.
In another embodiment, frequency converter adopts 380V universal frequency converter.Its three-phase output end is connected with the input end of ventilation blower, is controlled the wind speed size of ventilation blower by the frequency height of three-phase electricity.Ventilation blower can adopt multi-blade centrifugal fan, and its air quantity is large.The frequency stabilization exported to make frequency converter, this ultrasonic wind meter device for detecting performance also comprises stabilized voltage supply 70, and its output terminal is connected with the input end of frequency converter.Stabilized voltage supply 70 is arranged in mounting seat 50.
This ultrasonic wind meter device for detecting performance, by control device transmission frequency steering order and Angle ambiguity instruction, turntable is made to go to corresponding angle, frequency converter exports corresponding frequency and exports corresponding wind speed to control ventilation blower, according to the wind speed and direction that anemometer detects, to wind speed be detected and detect corresponding with the frequency control instruction respectively wind speed of wind direction and rotational angle corresponding to Angle ambiguity instruction compares the performance test results obtaining anemometer, this device is installed simple, easy to use, the quick detection to ultrasonic wind meter performance can be realized.Further, any adjustment to wind speed size can also be realized, and can to the comprehensive measurement within the scope of ultrasonic wind meter 360 °, and can to the measurement of the ultrasonic wind meter of various interface.
Each technical characteristic of above embodiment can combine arbitrarily, for making description succinct, all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
Above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a ultrasonic wind meter device for detecting performance, is characterized in that: comprising: frequency converter, ventilation blower, turntable and control device; Described turntable is positioned at the side of the air outlet of described ventilation blower, the driving device for rotary desk that described turntable comprises installation portion and drives described installation portion to rotate, and described installation portion is just arranged described air outlet, for placing anemometer to be detected;
Described control device is connected with described driving device for rotary desk, and send Angle ambiguity instruction by described control device to described driving device for rotary desk, described driving device for rotary desk drives described turntable to turn to respective angles according to described Angle ambiguity instruction;
Described frequency converter is connected with described ventilation blower and described control device respectively, and by described control device to described frequency converter transmission frequency steering order, described frequency converter regulates the wind speed of described ventilation blower according to described frequency control instruction;
Described control device is also for being connected with described anemometer, it receives the detection wind speed of described anemometer and detects wind direction, and by described detection wind speed with detect corresponding with the described frequency control instruction respectively wind speed of wind direction and rotational angle corresponding to Angle ambiguity instruction compares the performance test results obtaining described anemometer.
2. ultrasonic wind meter device for detecting performance according to claim 1, it is characterized in that, also comprise the fairing in air-guiding direction, be connected with the air outlet of described ventilation blower, described fairing comprises the contraction section be connected with described air outlet and the stable section be connected with described contraction section, and described stable section cross-sectional area is not more than the cross-sectional area of described contraction section.
3. ultrasonic wind meter device for detecting performance according to claim 2, is characterized in that, the cross sectional dimensions of described contraction section reduces gradually from the one end be connected with described air outlet; The cross sectional dimensions size of described stable section is constant, and identical away from the cross sectional dimensions size of one end of described air outlet with described contraction section.
4. ultrasonic wind meter device for detecting performance according to claim 1, it is characterized in that, also comprise interface convertor, described control device is connected by described interface convertor with described frequency converter, described control device is connected by described interface convertor with described driving device for rotary desk, and described control device is connected by described interface convertor with described anemometer.
5. ultrasonic wind meter device for detecting performance according to claim 1, it is characterized in that, described control device comprises input media, output unit, programmable logic controller (PLC) and display device, described input media is for inputting described Angle ambiguity instruction and frequency control instruction, described programmable logic controller (PLC) is used for predeterminated frequency steering order and the mapping relations of wind speed and the mapping relations of Angle ambiguity instruction and rotational angle, and described display device is for showing the performance test results of described anemometer.
6. ultrasonic wind meter device for detecting performance according to claim 5, it is characterized in that, also comprise mounting seat, described ventilation blower and described turntable are arranged in described mounting seat, and described input media comprises the adjustment button being arranged at described mounting seat side.
7. ultrasonic wind meter device for detecting performance according to claim 1, is characterized in that, described frequency converter is 380V universal frequency converter.
8. ultrasonic wind meter device for detecting performance according to claim 7, is characterized in that, also comprise stabilized voltage supply, and the output terminal of described stabilized voltage supply is connected with the input end of described frequency converter.
9. ultrasonic wind meter device for detecting performance according to claim 1, is characterized in that, described ventilation blower is multi-blade centrifugal fan.
10. ultrasonic wind meter device for detecting performance according to claim 1, is characterized in that, described installation portion is the mounting rod be connected with described driving device for rotary desk, and the length of described mounting rod can telescopic adjustment, and described driving device for rotary desk is stepper motor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520763129.8U CN205015362U (en) | 2015-09-29 | 2015-09-29 | Ultrasonic wave anemometer performance detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520763129.8U CN205015362U (en) | 2015-09-29 | 2015-09-29 | Ultrasonic wave anemometer performance detection device |
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| CN205015362U true CN205015362U (en) | 2016-02-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462743A (en) * | 2017-08-08 | 2017-12-12 | 北京卫星环境工程研究所 | Suitable for the wind speed calibration apparatus and scaling method under low pressure |
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- 2015-09-29 CN CN201520763129.8U patent/CN205015362U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462743A (en) * | 2017-08-08 | 2017-12-12 | 北京卫星环境工程研究所 | Suitable for the wind speed calibration apparatus and scaling method under low pressure |
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