CN201574881U - Automatic wind direction tracking system of wind power generator - Google Patents
Automatic wind direction tracking system of wind power generator Download PDFInfo
- Publication number
- CN201574881U CN201574881U CN2009201940502U CN200920194050U CN201574881U CN 201574881 U CN201574881 U CN 201574881U CN 2009201940502 U CN2009201940502 U CN 2009201940502U CN 200920194050 U CN200920194050 U CN 200920194050U CN 201574881 U CN201574881 U CN 201574881U
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- wind
- wind direction
- controller
- driving mechanism
- generator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model provides an automatic wind direction tracking system of a wind power generator, which comprises a base plate and a tower rack. The base plate is sheathed on the tower rack and is pivoted with the tower rack; a driving mechanism, a transmission mechanism, a controller and a wind vane are arranged on the base plate; the driving mechanism is connected with the transmission mechanism, the transmission mechanism is connected with the base plate, the wind vane can freely rotate, a wind direction sensor is arranged on the wind vane, and a position sensor is arranged on the base plate. The driving mechanism, the wind direction sensor and the position sensor are respectively connected with the controller. With high automation degree and high wind direction tracking precision, the automatic wind direction tracking system can intelligently find the wind direction. As a tail vane is cancelled, the entire wind power generator is smaller in volume and lighter in weight.
Description
Technical field
The utility model relates to the wind-driven generator field, and especially the small-sized wind power generator of horizontal axis does not need the auxiliary wind direction of seeking of tail vane.
Background technique
In the face of energy crisis and the environmental deterioration problem increasingly sharpened in the whole world, each state is all in the development that promotes clean energy resource energetically.At present, though clean energy resource shared ratio escheat in energy system is lower, because the guiding of the policies of various countries in the middle of the rapid growth that its absolute quantity is being advanced by leaps and bounds, and has been brought huge economic benefit and social benefit thus.
Current, first-elected wind energy and solar energy in clean energy resource.Solar cell is because the cost height, and conversion efficiency is lower, comparatively speaking, wind energy have more advantage some, so wind energy is the new energy resources system of present electric motor power maximum.For wind energy system, no matter be from net work, the work of still being incorporated into the power networks, wind-driven generator all is topmost parts.
The wind of occurring in nature is direction always not, but among constantly changing, allows draught fan impeller keep working state down with the wind at any time, can improve the working efficiency of blower fan to greatest extent, can obtain more electric energy in the unit time.Traditional mode is for blower fan a tail vane to be installed, and adjusts blower fan by the deflection of tail vane box haul and facings the wind.This mode may cause blower fan to swing in the wind direction central position for a long time, and tracking accuracy is low; Because of tail vane is heavier, when wind speed was not enough to the deflection tail vane, wind direction tracking just occurred than mistake even total failure.How to allow blower fan effectively automatically to wind, be a difficult problem always.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of wind-driven generator wind direction automated tracking system, and intelligence is sought wind direction, and automaticity is higher, and the wind direction tracking precision is higher; Removed tail vane, made that whole wind power generator volume is littler, weight is lighter.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of wind-driven generator wind direction automated tracking system, comprise substrate, pylon, and described substrate is enclosed within on the described pylon, and articulates with pylon; Described substrate is provided with driving mechanism, driving mechanism, controller, wind vane; Described driving mechanism is connected with driving mechanism, driving mechanism is connected with substrate, and described wind vane can rotate freely, and wind vane is provided with wind transducer, described substrate is provided with position transducer, and described driving mechanism, wind transducer, position transducer all are connected with controller.Substrate articulates with the pylon that supports generator set, and substrate comprises wind power generating set, driving mechanism, driving mechanism, controller, the wind vane on the substrate, can follow substrate and rotate around pylon freely together.Wind transducer detects the positional deviation of wind vane, promptly detects current real-time wind direction; Position transducer detects the positional deviation of substrate, promptly detects the impeller orientation of wind-driven generator.During wind direction tracking system initial start, wind transducer and the alternate position spike signal between the position transducer on the substrate on the wind vane are 0, i.e. the sensing of wind vane is pointed to identical with impeller.Because wind vane is very light little and can rotate freely, when wind, wind vane is blown easily, and rotate a certain angle, after wind transducer captures the change of position, transmit signal to controller, compare by the signal of controller position transducer and wind transducer, find that deviation appears in wind vane position and substrate position, send fill order by controller to driving mechanism, make driving mechanism make substrate center on pylon and turn an angle by driving mechanism, make at last substrate towards with wind vane towards consistent, be that generator impeller is on the maximum windward side, the wind direction of having finished wind-driven generator is from motion tracking.
As improvement, described driving mechanism comprises screw rod, is enclosed within stroke nut, first rotating disc, second rotating disc, the 3rd rotating disc on the screw rod; Driving mechanism is connected with screw rod, described three rotating disc distributions triangular in shape, and the 3rd rotating disc is fixedlyed connected with substrate, is provided with belt between described first rotating disc, second rotating disc, the 3rd rotating disc and connects, and stroke nut is fixedlyed connected with described belt.After driving mechanism receives the fill order of self-controller, drive screw turns, because screw rod and stroke nut are supporting, the original place rotation of screw rod can move forward and backward stroke nut along screw rod, because stroke nut is fixedlyed connected with belt, when moving, stroke nut also driven the motion of belt on screw rod.Belt has connected first rotating disc, second rotating disc and the 3rd rotating disc, belt has also driven the rotation of rotating disc in motion, the rotation of the 3rd rotating disc that is to say the rotation of substrate, and the motion of stroke nut on screw rod reaches the purpose that generator impeller is turned at last.
As improvement, place, described screw rod top is provided with 0 degree sensor, and described 0 degree sensor is connected with controller.After powering on, controller at first controlling and driving mechanism rotates, driving mechanism drives a whole set of mechanical device and rotates together, stroke nut is got back to the initial position of screw rod, 0 degree sensor sensing restores the back to controller feedback stop signal to the stroke nut position, at this moment system initialization is finished, and current generator impeller is 0 degree.
As improvement, described screw rod tail end is provided with 360 degree sensors, and described 360 degree sensors are connected with controller.When stroke nut moved to end on screw rod, 360 degree sensor sensings fed back stop signal to controller behind the stroke nut position, and the expression substrate has turned over 360 degree, reaches maximum angle of swing.
As improvement, described substrate is provided with air velocity transducer, and described air velocity transducer is connected with controller.After system initialization was finished, controller began to follow the tracks of wind direction, and the signal that it is beamed back wind transducer is sampled, and calculated the position difference of current wind direction and generator impeller.For fear of instantaneous error, controller carries out 2 minutes average computation to position difference.After 2 minutes, controller detects wind speed, if wind speed is crossed when hanging down predefined value, system will not carry out from motion tracking; Reach the speed of setting as wind speed, the expression nature has certain wind speed, so controller once more controlling and driving mechanism drive a whole set of mechanical device rotation, when being in down with the wind, impeller stops, at this moment, generator position is consistent with current wind direction, and generator finishes wind.
As improvement, generator impeller is provided with velocity transducer, and described velocity transducer is connected with controller.Generator speed is too fast, and when promptly the impeller rotational speed was higher than predefined value, controller controlling and driving mechanism made generator break away from wind direction from current location rotation 30 degree, thereby reduces the rotating speed of generator.This state is kept after 2 minutes and detected once more, and is still too fast as wheel speed, and controller controlling and driving mechanism once more makes generator rotate 60 degree once more, and this moment, impeller became an angle of 90 degrees with current wind direction, impeller windward side minimum, and this state stops to recover after 3 minutes.
As improvement, generator is provided with temperature transducer, described temperature transducer and control connection.When the generator operating temperature was too high, controller controlling and driving mechanism revolved generator and turn 90 degrees the disengaging wind direction, and generator speed is descended, thereby reached the purpose that makes the generator cooling, and this state is kept after 10 minutes and recovered.
As improvement, described driving mechanism is a direct current generator.
The beneficial effect that the utility model is compared with prior art brought is:
1) the controller utilization is represented the wind transducer of current wind direction and is represented positional deviation between the position transducer of generator position, and the position of generator is adjusted, and it is accurate that this kind wind direction automated tracking system has wind direction tracking, the advantage that automaticity is high;
2) be provided with air velocity transducer, the wind direction automated tracking system is just enabled in certain wind speed range, both guaranteed the stability of system, protected the safety of generator set again;
3) velocity transducer on the impeller and the temperature transducer on the generator all are the protections to system and whole generating unit.
Description of drawings
Fig. 1 is the horizontal axis wind-driven generator schematic appearance;
Fig. 2 is the utility model structural representation;
Fig. 3 is the workflow diagram of wind direction automated tracking system.
Embodiment
The utility model is described in further detail below in conjunction with specification.
As shown in Figures 1 to 3, a kind of wind-driven generator wind direction automated tracking system comprises substrate 3, pylon 4.Described substrate 3 is enclosed within on the described pylon 4, and articulates with pylon 4, and substrate 3 can rotate freely around pylon 4.Described substrate 3 is provided with driving mechanism, driving mechanism, controller 17, wind vane 5.In the present embodiment, described driving mechanism is a better direct current generator 7 of stability; Described driving mechanism comprises screw rod 8, is enclosed within stroke nut 9, first rotating disc 10, second rotating disc 11, the 3rd rotating disc 12 on the screw rod 8.First rotating disc 10 is positioned at the top of screw rod 8, and second rotating disc 11 is positioned at the end of screw rod 8, and the 3rd rotating disc 12 is enclosed within on the pylon 4 and with substrate 3 fixedlys connected, three rotating disc distributions triangular in shape.Be provided with belt 16 and connect between first rotating disc 10, second rotating disc 11, the 3rd rotating disc 12, by the pulling of belt 16, three rotating discs 10,11,12 can rotate freely.Direct current generator 7 is connected with screw rod 8 by a speed-changing gear box, direct current generator 7 direct drive screw 8 rotations.Described wind vane 5 can rotate freely, and wind vane 5 is provided with wind transducer (not indicating), and described substrate 3 is provided with position transducer 13, and described direct current generator 7, wind transducer, position transducer 13 all are connected with controller 17.Substrate 3 articulates with the pylon 4 that supports generator set, and substrate 3 comprises a whole set of mechanical device on the substrate 3, comprises wind power generating set, driving mechanism, driving mechanism, controller 17, wind vane 5, can follow substrate 3 together freely around pylon 4 rotations.Wind transducer detects the positional deviation of wind vane 5, promptly detects current real-time wind direction; Thereby position transducer 13 detects the positional deviation of substrate 3 by the position of detecting stroke nut 9, promptly detects impeller 1 orientation of wind-driven generator.During wind direction tracking system initial start, controller 17 at first drives direct current generator 7 and rotates, driving a whole set of mechanical device by direct current generator 7 rotates together, stroke nut 9 is got back to the initial position of screw rod 8, the back is restored to controller 17 feedback stop signals in 0 degree sensor sense, 14 required stroke nuts, 9 positions, at this moment system initialization is finished, and current generator impeller 1 is 0 degree.Alternate position spike signal between the position transducer 13 on wind transducer on the wind vane 5 and the substrate 3 is 0, i.e. the sensing of wind vane 5 is pointed to identical with impeller 1.After the wind direction automated tracking system is enabled, because wind vane 5 is very light little and can rotate freely, when wind, wind vane 5 is blown easily, and rotates a certain angle, after wind transducer captures the change of position, transmit signal to controller 17, compare by 17 pairs of position transducers of controller 13 signal with wind transducer, when detecting wind vane 5 positions and substrate 3 positions and deviation occurring, controller 17 driving direct current generators 7.The rotation of direct current generator 7 has driven screw rod 8 and has rotated, because screw rod 8 is supporting with stroke nut 9, the original place rotation of screw rod 8 can move forward and backward stroke nut 9 along screw rod 8, because stroke nut 9 is fixedlyed connected with belt 16, when moving, stroke nut 9 also driven the motion of belt 16 on screw rod 8.Belt 16 has connected first rotating disc 10, second rotating disc 11 and the 3rd rotating disc 12, belt 16 has also driven the rotation of rotating disc in motion, the rotation of the 3rd rotating disc 12 that is to say the rotation of substrate 3, the motion of stroke nut 9 on screw rod 8 reaches the purpose that generator impeller 1 is turned at last, make at last substrate 3 towards with wind vane 5 towards consistent, be that generator impeller 1 is on the maximum windward side, the wind direction of having finished wind-driven generator is from motion tracking.
Wind direction tracking of the present utility model system also comprises a series of protected subsystem:
Described screw rod 8 tail ends are provided with 360 degree sensors 15, and described 360 degree sensors 15 are connected with controller 17.When stroke nut 9 moved to end on screw rod 8,360 degree sensors 15 were sensed behind stroke nut 9 positions to controller 17 feedback stop signals, and expression substrate 3 has turned over 360 degree, reaches maximum angle of swing, protected driving mechanism avoid damage.
Described substrate 3 is provided with air velocity transducer, and described air velocity transducer is connected with controller 17.After system initialization was finished, controller 17 began to follow the tracks of wind direction, and the signal that it is beamed back wind transducer is sampled, and calculated the position difference of current wind direction and generator impeller 1.For fear of instantaneous error, 17 pairs of position differences of controller are carried out 2 minutes average computation.After 2 minutes, controller 17 detects wind speed, if wind speed is crossed when hanging down predefined value, system will not carry out from motion tracking; Reach the speed of setting as wind speed, the expression nature has certain wind speed, and controller 17 will drive direct current generator 7 once more and drive a whole set of mechanical device rotation so, when being in down with the wind, impeller 1 stops, at this moment, generator 2 positions are consistent with current wind direction, and 2 pairs of wind of generator finish.
In the wind direction automated tracking system of the present utility model, the controller utilization is represented the wind transducer of current wind direction and is represented positional deviation between the position transducer of generator position, position to generator is adjusted, it is accurate that this kind wind direction automated tracking system has wind direction tracking, the advantage that automaticity is high; Be provided with air velocity transducer, the wind direction automated tracking system is just enabled in certain wind speed range, both guaranteed the stability of system, protected the safety of generator set again; Velocity transducer on the impeller and the temperature transducer on the generator all are the protections to system and whole generating unit.
All have structure described in the utility model and just make form or parameter modification, all belongs to protection category of the present utility model.
Claims (8)
1. wind-driven generator wind direction automated tracking system, it is characterized in that: comprise substrate, pylon, described substrate is enclosed within on the described pylon, and articulates with pylon; Described substrate is provided with driving mechanism, driving mechanism, controller, wind vane; Described driving mechanism is connected with driving mechanism, driving mechanism is connected with substrate, and described wind vane can rotate freely, and wind vane is provided with wind transducer, described substrate is provided with position transducer, and described driving mechanism, wind transducer, position transducer all are connected with controller.
2. a kind of wind-driven generator wind direction automated tracking system according to claim 1 is characterized in that: described driving mechanism comprises screw rod, is enclosed within stroke nut, first rotating disc, second rotating disc, the 3rd rotating disc on the screw rod; Driving mechanism is connected with screw rod, described three rotating disc distributions triangular in shape, and the 3rd rotating disc is fixedlyed connected with substrate, is provided with belt between described first rotating disc, second rotating disc, the 3rd rotating disc and connects, and stroke nut is fixedlyed connected with described belt.
3. a kind of wind-driven generator wind direction automated tracking system according to claim 2 is characterized in that: place, described screw rod top is provided with 0 degree sensor, and described 0 degree sensor is connected with controller.
4. a kind of wind-driven generator wind direction automated tracking system according to claim 2 is characterized in that: described screw rod tail end is provided with 360 degree sensors, and described 360 degree sensors are connected with controller.
5. a kind of wind-driven generator wind direction automated tracking system according to claim 1, it is characterized in that: described substrate is provided with air velocity transducer, and described air velocity transducer is connected with controller.
6. a kind of wind-driven generator wind direction automated tracking system according to claim 1, it is characterized in that: generator impeller is provided with velocity transducer, and described velocity transducer is connected with controller.
7. a kind of wind-driven generator wind direction automated tracking system according to claim 1, it is characterized in that: generator is provided with temperature transducer, and described temperature transducer is connected with controller.
8. a kind of wind-driven generator wind direction automated tracking system according to claim 1, it is characterized in that: described driving mechanism is a direct current generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201940502U CN201574881U (en) | 2009-09-04 | 2009-09-04 | Automatic wind direction tracking system of wind power generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201940502U CN201574881U (en) | 2009-09-04 | 2009-09-04 | Automatic wind direction tracking system of wind power generator |
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| CN201574881U true CN201574881U (en) | 2010-09-08 |
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| CN2009201940502U Expired - Fee Related CN201574881U (en) | 2009-09-04 | 2009-09-04 | Automatic wind direction tracking system of wind power generator |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996341A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Automatic protection control method for wind-driven generator |
| CN103001182A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Protection control method for overtemperature and super wind speed of wind-driven generator |
| CN102996338A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Automatic wind searching and over-temperature protection and control method of wind driven generator |
| CN102996342A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Over-temperature protection and control method of wind driven generator |
| CN102996340A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Automatic wind-finding control method for wind-driven generator |
| CN102996336A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Control method for wind power generator |
| CN102996337A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Over speed protection control method for wind power generator |
| CN103075300A (en) * | 2012-11-01 | 2013-05-01 | 安徽蜂鸟电机有限公司 | Automatic wind-searching and over-rotating-speed protecting control method for wind driven generator |
| CN103075301A (en) * | 2012-11-01 | 2013-05-01 | 安徽蜂鸟电机有限公司 | Automatic wind-searching and over-wind-speed protecting control method for wind driven generator |
| CN103352803A (en) * | 2013-07-09 | 2013-10-16 | 宁波江东索雷斯电子科技有限公司 | Wind driven generator |
| CN103967703A (en) * | 2014-05-23 | 2014-08-06 | 国家电网公司 | Pneumatic intelligent wind direction follow-up control device |
| CN105259374A (en) * | 2015-11-25 | 2016-01-20 | 江苏天赋新能源工程技术有限公司 | Weathervane zero position correction device |
| CN105486889A (en) * | 2015-11-25 | 2016-04-13 | 江苏天赋新能源工程技术有限公司 | Correction method of wind indicator zero correction system |
| CN105510633A (en) * | 2015-11-25 | 2016-04-20 | 江苏天赋新能源工程技术有限公司 | Zero correction system for wind indicator |
| CN106409170A (en) * | 2016-12-09 | 2017-02-15 | 重庆英洛凡科技有限公司 | LED display screen with good heat dissipation performance |
| CN106593764A (en) * | 2016-12-19 | 2017-04-26 | 北京金风科创风电设备有限公司 | Wind measuring system, wind measuring method, yaw control method and master control system |
| CN109790821A (en) * | 2016-10-10 | 2019-05-21 | (株)基饵 | Wind direction tracking wind power generation machine |
| CN111841289A (en) * | 2020-07-27 | 2020-10-30 | 曾珊珊 | Barbecue smoke treatment device with angle changed along with wind direction outdoors |
| CN111878325A (en) * | 2020-08-31 | 2020-11-03 | 龙源（北京）风电工程技术有限公司 | System and method for recognizing leeward power generation state and early warning fault |
| CN111878312A (en) * | 2020-08-31 | 2020-11-03 | 龙源（北京）风电工程技术有限公司 | System and method for solving problem of leeward power generation fault of wind turbine generator |
| CN113092726A (en) * | 2021-04-12 | 2021-07-09 | 河南卓越建设工程有限公司 | Automatic monitoring devices suitable for prevention and cure of geological disasters |
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2009
- 2009-09-04 CN CN2009201940502U patent/CN201574881U/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996341A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Automatic protection control method for wind-driven generator |
| CN103001182A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Protection control method for overtemperature and super wind speed of wind-driven generator |
| CN102996338A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Automatic wind searching and over-temperature protection and control method of wind driven generator |
| CN102996342A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Over-temperature protection and control method of wind driven generator |
| CN102996340A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Automatic wind-finding control method for wind-driven generator |
| CN102996336A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Control method for wind power generator |
| CN102996337A (en) * | 2012-11-01 | 2013-03-27 | 安徽蜂鸟电机有限公司 | Over speed protection control method for wind power generator |
| CN103075300A (en) * | 2012-11-01 | 2013-05-01 | 安徽蜂鸟电机有限公司 | Automatic wind-searching and over-rotating-speed protecting control method for wind driven generator |
| CN103075301A (en) * | 2012-11-01 | 2013-05-01 | 安徽蜂鸟电机有限公司 | Automatic wind-searching and over-wind-speed protecting control method for wind driven generator |
| CN103352803A (en) * | 2013-07-09 | 2013-10-16 | 宁波江东索雷斯电子科技有限公司 | Wind driven generator |
| CN103352803B (en) * | 2013-07-09 | 2016-05-04 | 宁波江东索雷斯电子科技有限公司 | A kind of wind-driven generator |
| CN103967703A (en) * | 2014-05-23 | 2014-08-06 | 国家电网公司 | Pneumatic intelligent wind direction follow-up control device |
| CN105486889A (en) * | 2015-11-25 | 2016-04-13 | 江苏天赋新能源工程技术有限公司 | Correction method of wind indicator zero correction system |
| CN105259374A (en) * | 2015-11-25 | 2016-01-20 | 江苏天赋新能源工程技术有限公司 | Weathervane zero position correction device |
| CN105510633A (en) * | 2015-11-25 | 2016-04-20 | 江苏天赋新能源工程技术有限公司 | Zero correction system for wind indicator |
| CN105486889B (en) * | 2015-11-25 | 2018-05-08 | 江苏天赋新能源工程技术有限公司 | The bearing calibration of wind vane zero correction system |
| CN105510633B (en) * | 2015-11-25 | 2018-08-10 | 江苏天赋新能源工程技术有限公司 | Wind vane zero correction system |
| CN109790821A (en) * | 2016-10-10 | 2019-05-21 | (株)基饵 | Wind direction tracking wind power generation machine |
| CN106409170A (en) * | 2016-12-09 | 2017-02-15 | 重庆英洛凡科技有限公司 | LED display screen with good heat dissipation performance |
| CN106593764A (en) * | 2016-12-19 | 2017-04-26 | 北京金风科创风电设备有限公司 | Wind measuring system, wind measuring method, yaw control method and master control system |
| CN106593764B (en) * | 2016-12-19 | 2021-08-06 | 北京金风科创风电设备有限公司 | Wind measuring system, wind measuring method, yaw control method and master control system |
| CN111841289A (en) * | 2020-07-27 | 2020-10-30 | 曾珊珊 | Barbecue smoke treatment device with angle changed along with wind direction outdoors |
| CN111878325A (en) * | 2020-08-31 | 2020-11-03 | 龙源（北京）风电工程技术有限公司 | System and method for recognizing leeward power generation state and early warning fault |
| CN111878312A (en) * | 2020-08-31 | 2020-11-03 | 龙源（北京）风电工程技术有限公司 | System and method for solving problem of leeward power generation fault of wind turbine generator |
| CN111878312B (en) * | 2020-08-31 | 2024-01-09 | 龙源（北京）风电工程技术有限公司 | System and method for solving leeward power generation faults of wind turbine generator |
| CN111878325B (en) * | 2020-08-31 | 2024-01-09 | 龙源（北京）风电工程技术有限公司 | Leeward power generation state identification and fault early warning system and method |
| CN113092726A (en) * | 2021-04-12 | 2021-07-09 | 河南卓越建设工程有限公司 | Automatic monitoring devices suitable for prevention and cure of geological disasters |
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