CN205404602U - Air speed measuring device of wind direction automatic tracking formula - Google Patents
Air speed measuring device of wind direction automatic tracking formula Download PDFInfo
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- CN205404602U CN205404602U CN201620223002.1U CN201620223002U CN205404602U CN 205404602 U CN205404602 U CN 205404602U CN 201620223002 U CN201620223002 U CN 201620223002U CN 205404602 U CN205404602 U CN 205404602U
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- wind direction
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Abstract
The utility model discloses an air speed measuring device of wind direction automatic tracking formula, including support frame mechanism, power module, signal acquisition system, signal processing system and wireless communication processing system. Signal acquisition system includes wind speed acquisition mechanism, wind direction collection mechanism and spirit level, signal processing system includes wind speed processing mechanism, wind direction processing mechanism, horizontal control mechanism and memory. The magnetic suspension principle of utilizing the device realizes the nothing machinery friction of bearing, effective reducing device's start -up wind speed, and the mechanical wear who overcomes traditional wind measuring device is big, starts the big problem of wind speed, still be equipped with simultaneously detection achievement platform whether horizontally spirit level and wind direction measuring mechanism in the device, guarantee that the device during operation is in the horizontality and the wind direction is aimed at to the wind speed measuring mechanism, improve the measurement accuracy of device.
Description
Technical field
This utility model relates to measuring wind speed technical field, specifically the wind speed measuring device of a kind of wind direction automatic tracking type.
Background technology
Wind direction and wind speed are the important information parameters of natural environment, and current social focuses on global environmental protection day by day, so wind direction and wind speed especially wind speed need to be measured precisely in real time on a large scale.Also having multiple to the measurement apparatus of wind speed in prior art, wherein five-hole probe price comparison is expensive, is typically limited to laboratory and uses；Pitot tube anemobiagraph, temperature is bigger on the impact of its measurement result；The requirement to installing such as ultrasonic wind velocity indicator, Laser Doppler Velocimeter is very strict, and its structure is complex, and failture evacuation is more difficult, and anti-interference is poor；Cup anemometer is less costly, and wind loading rating is strong, but its response speed is slow and easily accumulates sandstone in vane, once sandstone accumulation is too much, affects MECHANISM PRECISION, is only suitable for the occasion that certainty of measurement is relatively low.Wind measuring device price current in a word is high, uses environment limited, serious wear, and threshold wind velocity is big, inconvenient operation, and the practicality of device needs to be improved further.So a kind of threshold wind velocity of invention is little, the high-precision wind speed measuring device that mechanical wear is little is very important.
Utility model content
For the deficiencies in the prior art, the technical problem that this utility model intends to solve is to provide the wind speed measuring device of a kind of wind direction automatic tracking type.This device utilizes magnetic suspension principle to realize the mechanical friction of bearing, effectively reduces the threshold wind velocity of device, and the mechanical wear overcoming conventional measurement wind apparatus is big, the problem that threshold wind velocity is big；With the level indicator and the wind direction measuring mechanism that are additionally provided with detection work platforms whether level in timer, it is ensured that be in level and measuring wind speed mechanism alignment wind direction during device work, improve the certainty of measurement of device.
This utility model solves the technical scheme of described technical problem, there is provided the wind speed measuring device of a kind of wind direction automatic tracking type, it is characterised in that described device includes support frame mechanism, power module, signal acquiring system, signal processing system and wireless telecommunications and processes system；
Support frame as described above mechanism includes base, vertical bar, horizontal table, swivel bearing, connecting rod and elevating lever；Described horizontal table is made up of upper mounting plate plate and lower platform plate；The bottom of described connecting rod is fixed in base, and top is connected with lower platform plate by ring flange；3rd motor of described elevating lever and control lifter rod lifting is arranged between upper mounting plate plate and lower platform plate；The quantity of described elevating lever and the 3rd motor is identical；Described upper mounting plate plate is connected with vertical bar by ring flange；Described swivel bearing is planetary gears, and the output shaft of the second motor of control swivel bearing is fixing with the core wheel of the sun gear of swivel bearing to be connected；The other end of described second motor is fixed on inside vertical bar；The gear ring of described swivel bearing engages with the root of signal acquiring system and is connected；
Described power module is arranged in vertical bar, processes system with signal acquiring system, signal processing system and wireless telecommunications and electrically connects；
Described signal acquiring system includes wind speed collecting mechanism, wind direction collecting mechanism and level indicator；Described wind speed collecting mechanism includes flabellum and magnetic suspension bearing mechanism；Described flabellum is installed on the end of magnetic suspension bearing mechanism；Described magnetic suspension bearing mechanism is installed in the housing of wind speed collecting mechanism；Described magnetic suspension bearing mechanism mainly includes power amplifier, rotating shaft, two radial magnetic bearings, axial magnetic suspension bearing, thrust disc, the first motor, two protection bearings, two radial displacement transducers, shaft position sensor and controller；Described rotating shaft is connected with flabellum；Said two radial magnetic bearing is installed on rotating shaft；Described axial magnetic suspension axle is installed on rotating shaft；Described thrust disc is arranged on the centre of axial magnetic suspension bearing；Said two radial displacement transducer is separately fixed at respective radial magnetic bearing side；Described shaft position sensor is fixed on the end cap at magnetic suspension bearing mechanism two ends；The two ends of rotating shaft installed by said two protection bearing；Coil in the outfan of described power amplifier and two radial magnetic bearings and axial magnetic suspension bearing connects, and input is connected with controller；The input of described controller is connected with power amplifier, two radial displacement transducers and shaft position sensor respectively；Described first motor is installed on the centre position of two radial magnetic bearings and axial magnetic suspension bearing；Described wind direction collecting mechanism is arranged on the axle center place of flabellum；Described level indicator is arranged on horizontal table；
Described signal processing system includes wind speed processing mechanism, wind direction processing mechanism, level control mechanism and memorizer；Described wind speed processing mechanism includes the first A/D converter, the first single-chip microcomputer；Described first A/D converter input and the first motor connect, and outfan and the first single-chip microcomputer input port connect, and the first single-chip microcomputer outfan is connected with wireless communication module and memorizer respectively；Described wind direction processing mechanism includes the second A/D converter, second singlechip, the second drive circuit and the second motor；Described second A/D converter input is connected with wind direction collecting mechanism, outfan is connected with second singlechip input, the outfan of second singlechip is connected with the input of the second drive circuit, wireless communication module and memorizer respectively, and the second drive circuit outfan and the second motor connect；Described level control mechanism includes the 3rd A/D converter, the 3rd step single-chip microcomputer, the 3rd drive circuit and the 3rd motor；Described 3rd A/D converter input is connected with level indicator, and outfan and the 3rd single-chip microcomputer input connect, and the 3rd single-chip microcomputer outfan and the 3rd drive circuit input connect, and the 3rd drive circuit outfan and the 3rd motor connect.
Compared with prior art, this utility model has the beneficial effects that:
1) this utility model frame for movement simple designs is reasonable, highly sensitive, and wind speed collecting mechanism adopts magnetic suspension shaft structure, reduce the mechanical friction between rolling bearing, abrasion, and make threshold wind velocity diminish, even if only small wind also can detect, improve certainty of measurement；Magnetic suspension bearing can work under rugged environment, and replaces vane can better adapt to the adverse circumstances such as dust storm with flabellum, and measurement result is affected by the external environment little；Owing to abrasion is completely eliminated, so the magnetic bearing life-span is actually the life-span of control system component, longer than mechanical contact bearings life cycle much simultaneously can reduce maintenance workload, the problems such as the mechanical wear solving wind speed measuring device in the market is big, service life is short.
2) direction of wind is required unrestricted by this utility model, can automatic 360 degree follow the tracks of wind directions, and its rotating shaft adopts planet circular system, its volume is little, quality is little, transmission efficiency is high, stationarity is high, and only need to apply only small driving force just can drive wind speed collecting mechanism rotate to alignment wind direction direction.In addition this utility model device also add horizontal table controlling organization, and detection makes the horizontal table moment be maintained at level automatically, improves the degree of accuracy measured.
3) this utility model utilizes accumulator, utilizes wind power generation, can provide power supply for whole device when the device is operated, does not need extraneous additional power supply to power, meets the requirement in energy-conserving and environment-protective epoch.
4) this utility model device adds the memorizer gathering data, measurement data is preserved at any time, it is simple to the statistics to wind direction, air speed data, can at any time to data call.
Accompanying drawing explanation
Fig. 1 is the overall structure block diagram of a kind of embodiment of wind speed measuring device of this utility model wind direction automatic tracking type；
Fig. 2 is the overall structure schematic diagram of a kind of embodiment of wind speed measuring device of this utility model wind direction automatic tracking type；
Fig. 3 is the structural representation of the magnetic suspension bearing of a kind of embodiment of wind speed measuring device of this utility model wind direction automatic tracking type；
Fig. 4 is the structural representation of the swivel bearing of a kind of embodiment of wind speed measuring device of this utility model wind direction automatic tracking type；
Fig. 5 is the structured flowchart of the signal processing system of a kind of embodiment of wind speed measuring device of this utility model wind direction automatic tracking type.null(in figure，1-support frame mechanism，2-power module，3-signal acquiring system，4-signal processing system，5-wireless telecommunications process system，11-base，The vertical bar of 12-，13-horizontal table，14-swivel bearing，15-connecting rod，16-elevating lever，31-wind speed collecting mechanism，32-wind direction collecting mechanism，33-level indicator，41-wind speed processing mechanism，42-wind direction processing mechanism，43-level control mechanism，44-memorizer，311-flabellum，312-magnetic suspension bearing mechanism，411-the first A/D converter，412-the first single-chip microcomputer，421-the second A/D converter，422-second singlechip，423-the second drive circuit，424-the second motor，431-the 3rd A/D converter，432-the 3rd single-chip microcomputer，433-the 3rd drive circuit，434-the 3rd motor，3120-power amplifier，3121-rotating shaft，3122-radial magnetic bearing，3123-axial magnetic suspension bearing，3124-thrust disc，3125-the first motor，3126-protects bearing，3127-radial displacement transducer，3128-shaft position sensor，3129-controller)
Detailed description of the invention
Technical scheme in this utility model embodiment will be carried out clear, complete description below, it is clear that described embodiment is a part of embodiment of the present utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under the premise not making creative work, broadly fall into the scope of this utility model protection.
This utility model provides the wind speed measuring device of a kind of wind direction automatic tracking type (referring to Fig. 1-5, it is called for short device), it is characterised in that include support frame mechanism 1, power module 2, signal acquiring system 3, signal processing system 4 and wireless telecommunications and process system 5；
Support frame as described above mechanism 1 includes base 11, vertical bar 12, horizontal table 13, swivel bearing 14, connecting rod 15 and elevating lever 16；Described base 11 is floor type base, is fixed on ground, increases the stability of device；Described horizontal table 13 is made up of upper mounting plate plate and 131 lower platform plates 132；The bottom of described connecting rod 15 is fixed in base 11, and top is connected with lower platform plate 132 by ring flange；3rd motor 434 of described elevating lever 16 and control elevating lever 16 lifting is arranged between upper mounting plate plate 131 and lower platform plate 132, for finely tuning to ensure that whole horizontal table is in level to upper mounting plate plate 131；The quantity of described elevating lever 16 and the 3rd motor 434 is identical, and the quantity of elevating lever 16 and the 3rd motor 434 can increase and decrease according to specific requirement；Described upper mounting plate plate 131 is connected with vertical bar 12 by ring flange；The quantity of described vertical bar 12 and connecting rod 15 suitably can increase and decrease according to the requirement of support frame mechanism 1 height；Described swivel bearing 14 is planetary gears, and the output shaft of the second motor 424 of control swivel bearing 14 is fixing with the core wheel of the sun gear of swivel bearing 14 to be connected；It is internal that the other end of described second motor 424 is fixed on vertical bar 12；The gear ring of described swivel bearing 14 engages with the root of signal acquiring system 3 and is connected, and controls the direction of wind direction collecting mechanism 32；
Described power module 2 can be accumulator, and described power module 2 is arranged in vertical bar 12, processes system 5 with signal acquiring system 3, signal processing system 4 and wireless telecommunications and electrically connects, is that whole device is powered when device works.
Described signal acquiring system 3 includes wind speed collecting mechanism 31, wind direction collecting mechanism 32 and level indicator 33；Described wind speed collecting mechanism 31 includes flabellum 311 and magnetic suspension bearing mechanism 312；Described flabellum 311 is installed on the end of magnetic suspension bearing mechanism 312；Described magnetic suspension bearing mechanism 312 is installed in the housing of wind speed collecting mechanism 31；Described magnetic suspension bearing mechanism 312 mainly includes power amplifier 3120,3121, two radial magnetic bearings 3122 of rotating shaft, axial magnetic suspension bearing 3123, thrust disc the 3124, first motor 3126, two radial displacement transducers 3127 of 3125, two protection bearings, shaft position sensor 3128 and controller 3129；
Described rotating shaft 3121 is connected with flabellum 311；Said two radial magnetic bearing 3122 is installed on rotating shaft 3121；Described axial magnetic suspension axle 3123 is installed on rotating shaft 3121；Described thrust disc 3124 is arranged on the centre of axial magnetic suspension bearing 3123, is mainly used in the balance and stability of the axial direction of magnetic suspension bearing mechanism 312 stable equilibrium；Said two radial displacement transducer 3127 is separately fixed at respective radial magnetic bearing 3122 side；Described shaft position sensor 3128 is fixed on the end cap at magnetic suspension bearing mechanism 312 two ends；The position of the two sensor all adopts difference structure to improve stability and the precision of displacement measurement；The two ends of rotating shaft 3121 installed by said two protection bearing 3126; bearing 3126 is protected not contact with rotating shaft 3121 during rotating shaft 3121 normal operation; bearing 3126 is protected to play the effect of temporary support rotating shaft 3121 when rotating shaft 3121 does not work, it is prevented that rotating shaft 3121 and the first motor 3125 stator and magnetic suspension bearing 312 stator collide and damage magnetic suspension bearing mechanism 312；Coil in the outfan of described power amplifier 3120 and two radial magnetic bearings 3122 and axial magnetic suspension bearing 3123 connects, and input is connected with controller 3129；The input of described controller 3129 is connected with 3120, two radial displacement transducers 3127 of power amplifier and shaft position sensor 3128 respectively, displacement signal is transformed into control signal, change the electric current on winding and change electromagnetic force, rotating shaft 3121 is made to return to original equilbrium position, making rotating shaft 3121 can be in stable equilbrium position all the time, anti-interference is big；Described first motor 3125 is installed on the centre position of two radial magnetic bearings 3122 and axial magnetic suspension bearing 3123；The gravitational equilibrium of electromagnetic force suffered by whole rotating shaft 3121 and rotating shaft 3121 self is at levitated equilibrium position, and when rotating shaft 3121 is disturbed deviation equilbrium position, shaft position sensor 3128 detects the displacement of its deviation reference position, is adjusted.
Described wind direction collecting mechanism 32 is pressure transducer, and detection wind direction is sentenced in the axle center being arranged on flabellum 311；When wind direction changes, the wind direction information of acquisition is passed to wind direction processing mechanism 42 by wind direction collecting mechanism 32, the second motor 424 is driven to work, swivel bearing 14 only need to be applied only small driving force by the second motor 424 just can make it drive wind speed collecting mechanism 31 to rotate to alignment wind direction direction, completes the wind direction work process from motion tracking.Described level indicator 33 is arranged on horizontal table 13, according to the deflection receiving infrared signal determined level workbench 13, controls elevating lever 16 and finely tunes horizontal table 13 to level.
Described signal processing system 4 includes wind speed processing mechanism 41, wind direction processing mechanism 42, level control mechanism 43 and memorizer 44；Described wind speed processing mechanism 41 includes first A/D converter the 411, first single-chip microcomputer 412；Described first A/D converter 411 input and the first motor 3125 connect, and outfan and the first single-chip microcomputer 412 input port connect, and the first single-chip microcomputer 412 outfan is connected with wireless communication module 5 and memorizer 44 respectively；Described wind direction processing mechanism 42 includes the second A/D converter 421, second singlechip the 422, second drive circuit 423 and the second motor 424；Described second A/D converter 421 input is connected with wind direction collecting mechanism 32, outfan is connected with second singlechip 422 input, the outfan of second singlechip 422 connects the input of the second drive circuit 423, wireless communication module 5 and memorizer 44 respectively, and the second drive circuit 423 outfan and the second motor 424 connect；Described level control mechanism 43 includes the 3rd A/D converter the 431, the 3rd step single-chip microcomputer the 432, the 3rd drive circuit 433 and the 3rd motor 434；Described 3rd A/D converter 431 input is connected with level indicator 33, outfan and the 3rd single-chip microcomputer 432 input connect, 3rd single-chip microcomputer 432 outfan and the 3rd drive circuit 433 input connect, and the 3rd drive circuit 433 outfan and the 3rd motor 434 connect；
When horizontal table 13 is in non-standard state, level indicator 33 passes information to the 3rd A/D converter 431, information is input to the 3rd single-chip microcomputer 432, control information is exported by the 3rd single-chip microcomputer 432, drive the 3rd drive circuit 433 to work, drive the 3rd motor 434 action drives elevating lever 16 to carry out finely tuning until work platforms is in level.
Described swivel bearing 14 is planetary gear structure；After wind direction collecting mechanism 32 detects wind direction, the second motor 424 is driven, and bearing 14 is rotated and rotates, and the second motor 424 need to drive the gear of centre, drives other pinion rotation, so that flabellum 311 is directed at wind direction direction.Described swivel bearing 14 adopts planet circular system structure, and volume is little, quality is little, transmission efficiency is high, stationarity is high, and only the second motor 424 need to be applied only small driving force just can make described device rotate to alignment wind direction direction.
Described wireless telecommunications process system 5 adopt wireless telecommunications system, wireless telecommunications system by device monitoring to wind direction, wind speed information be transferred to Surveillance center, it is achieved monitor in real time.
Operation principle of the present utility model and workflow be: work starts, flabellum 311 accepts wind speed and rotates, protection bearing 3126 opens and does not contact with rotating shaft 3121, flabellum 311 is rotated axle 3121 and rotates, first motor 3125 produces electric current, first A/D converter 411 converts the current signal collected in the first motor 3125 to digital signal and passes to the first single-chip microcomputer 412, the signal collected and the program comparing calculation being stored in single-chip microcomputer are gone out wind speed by the first single-chip microcomputer 412, again wind speed information passed to regulation and control center through wireless communication module 5 and pass to memorizer 44 and preserve；Meanwhile, when the wind direction that wind direction collecting mechanism 32 monitors and its direction, place are inconsistent, the signal that second A/D converter 421 is collected converts digital signal to and passes to second singlechip 422, second singlechip 422 automatically analyzes the digital signal that the second A/D converter 421 transmits and judges wind direction, wind direction signals is input to the second drive circuit 423 again, second drive circuit 423 drives the second motor 424 to rotate, second motor 423 is rotated bearing 14 and turns to wind direction, simultaneously the wind direction information collected is passed to regulation and control center through wireless communication module 5 and passes to memorizer 44 and preserve by second singlechip 422；Meanwhile, if horizontal table 13 is not in level, level indicator 33 passes information to the 3rd A/D converter 431, information is input to the 3rd single-chip microcomputer 432, control information is exported by the 3rd single-chip microcomputer 432, drive the 3rd drive circuit 433 to work, drive the 3rd motor 434 action drives elevating lever 131 to carry out finely tuning until horizontal table 13 is in level.Above wind speed, wind direction, level monitoring three part work simultaneously complete respectively.
This utility model is not addressed part and is applicable to prior art.
Claims (4)
1. the wind speed measuring device of a wind direction automatic tracking type, it is characterised in that described device includes support frame mechanism, power module, signal acquiring system, signal processing system and wireless telecommunications and processes system；
Support frame as described above mechanism includes base, vertical bar, horizontal table, swivel bearing, connecting rod and elevating lever；Described horizontal table is made up of upper mounting plate plate and lower platform plate；The bottom of described connecting rod is fixed in base, and top is connected with lower platform plate by ring flange；3rd motor of described elevating lever and control lifter rod lifting is arranged between upper mounting plate plate and lower platform plate；The quantity of described elevating lever and the 3rd motor is identical；Described upper mounting plate plate is connected with vertical bar by ring flange；Described swivel bearing is planetary gears, and the output shaft of the second motor of control swivel bearing is fixing with the core wheel of the sun gear of swivel bearing to be connected；The other end of described second motor is fixed on inside vertical bar；The gear ring of described swivel bearing engages with the root of signal acquiring system and is connected；
Described power module is arranged in vertical bar, processes system with signal acquiring system, signal processing system and wireless telecommunications and electrically connects；
Described signal acquiring system includes wind speed collecting mechanism, wind direction collecting mechanism and level indicator；Described wind speed collecting mechanism includes flabellum and magnetic suspension bearing mechanism；Described flabellum is installed on the end of magnetic suspension bearing mechanism；Described magnetic suspension bearing mechanism is installed in the housing of wind speed collecting mechanism；Described magnetic suspension bearing mechanism mainly includes power amplifier, rotating shaft, two radial magnetic bearings, axial magnetic suspension bearing, thrust disc, the first motor, two protection bearings, two radial displacement transducers, shaft position sensor and controller；Described rotating shaft is connected with flabellum；Said two radial magnetic bearing is installed on rotating shaft；Described axial magnetic suspension axle is installed on rotating shaft；Described thrust disc is arranged on the centre of axial magnetic suspension bearing；Said two radial displacement transducer is separately fixed at respective radial magnetic bearing side；Described shaft position sensor is fixed on the end cap at magnetic suspension bearing mechanism two ends；The two ends of rotating shaft installed by said two protection bearing；Coil in the outfan of described power amplifier and two radial magnetic bearings and axial magnetic suspension bearing connects, and input is connected with controller；The input of described controller is connected with power amplifier, two radial displacement transducers and shaft position sensor respectively；Described first motor is installed on the centre position of two radial magnetic bearings and axial magnetic suspension bearing；Described wind direction collecting mechanism is arranged on the axle center place of flabellum；Described level indicator is arranged on horizontal table；
Described signal processing system includes wind speed processing mechanism, wind direction processing mechanism, level control mechanism and memorizer；Described wind speed processing mechanism includes the first A/D converter, the first single-chip microcomputer；Described first A/D converter input and the first motor connect, and outfan and the first single-chip microcomputer input port connect, and the first single-chip microcomputer outfan is connected with wireless communication module and memorizer respectively；Described wind direction processing mechanism includes the second A/D converter, second singlechip, the second drive circuit and the second motor；Described second A/D converter input is connected with wind direction collecting mechanism, outfan is connected with second singlechip input, the outfan of second singlechip is connected with the input of the second drive circuit, wireless communication module and memorizer respectively, and the second drive circuit outfan and the second motor connect；Described level control mechanism includes the 3rd A/D converter, the 3rd step single-chip microcomputer, the 3rd drive circuit and the 3rd motor；Described 3rd A/D converter input is connected with level indicator, and outfan and the 3rd single-chip microcomputer input connect, and the 3rd single-chip microcomputer outfan and the 3rd drive circuit input connect, and the 3rd drive circuit outfan and the 3rd motor connect.
2. the wind speed measuring device of wind direction automatic tracking type according to claim 1, it is characterised in that described base is floor type base.
3. the wind speed measuring device of wind direction automatic tracking type according to claim 1, it is characterised in that described power module is accumulator.
4. the wind speed measuring device of wind direction automatic tracking type according to claim 1, it is characterised in that described wind direction collecting mechanism is pressure transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223002.1U CN205404602U (en) | 2016-03-22 | 2016-03-22 | Air speed measuring device of wind direction automatic tracking formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223002.1U CN205404602U (en) | 2016-03-22 | 2016-03-22 | Air speed measuring device of wind direction automatic tracking formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205404602U true CN205404602U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620223002.1U Withdrawn - After Issue CN205404602U (en) | 2016-03-22 | 2016-03-22 | Air speed measuring device of wind direction automatic tracking formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205404602U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698869A (en) * | 2016-03-22 | 2016-06-22 | 河北工业大学 | Magnetic-levitation-principle-based wind direction and wind speed measuring device |
| CN107015018A (en) * | 2017-04-25 | 2017-08-04 | 广东电网有限责任公司东莞供电局 | Air velocity transducer |
| CN114459734A (en) * | 2022-03-07 | 2022-05-10 | 中国科学院光电技术研究所 | Moving target simulator for precision measurement of photoelectric tracking system |
-
2016
- 2016-03-22 CN CN201620223002.1U patent/CN205404602U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698869A (en) * | 2016-03-22 | 2016-06-22 | 河北工业大学 | Magnetic-levitation-principle-based wind direction and wind speed measuring device |
| CN105698869B (en) * | 2016-03-22 | 2017-09-29 | 河北工业大学 | A kind of wind direction and wind velocity measurement apparatus based on magnetic suspension principle |
| CN107015018A (en) * | 2017-04-25 | 2017-08-04 | 广东电网有限责任公司东莞供电局 | Air velocity transducer |
| CN107015018B (en) * | 2017-04-25 | 2023-12-05 | 广东电网有限责任公司东莞供电局 | wind speed sensor |
| CN114459734A (en) * | 2022-03-07 | 2022-05-10 | 中国科学院光电技术研究所 | Moving target simulator for precision measurement of photoelectric tracking system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20160727 Effective date of abandoning: 20170929 |