CN103163325A - Wind power detection method, wind power detector and wind driven generator - Google Patents
Wind power detection method, wind power detector and wind driven generator Download PDFInfo
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- CN103163325A CN103163325A CN2011104167490A CN201110416749A CN103163325A CN 103163325 A CN103163325 A CN 103163325A CN 2011104167490 A CN2011104167490 A CN 2011104167490A CN 201110416749 A CN201110416749 A CN 201110416749A CN 103163325 A CN103163325 A CN 103163325A
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Abstract
The invention provides a wind power detection method, a wind power detector and a wind power driven generator, wherein the wind power detection method comprises the detection of mechanics signals of a detecting point on a rotating part when the detecting point is located in at least two preset positions. The wind direction of wind power can be obtained according to at least two preset positions and corresponding mechanics signals. In the wind power detection method, the wind power detector and the wind driven generator, by means of detecting the mechanics signals of the detecting point on the rotating part when the detecting point is located in at least two preset positions, the mechanics signals produced by the wind power which is carried by the rotating part in the process of rotating can be directly detected. The detected mechanics signals which are used for paddles are high in accuracy and small in error. Then the mechanics signals can be calculated to obtain the wind direction with high accuracy.
Description
Technical field
The present invention relates to the technical field of wind-power electricity generation, particularly, relate to method, wind-force detector and aerogenerator that a kind of wind-force detects.
Background technology
Wind energy more and more is subject to the attention of countries in the world as a kind of regenerative resource of cleaning.THE WIND ENERGY RESOURCES IN CHINA is abundant, utilizes having a high potential of wind power generation.
Now, people use aerogenerator that wind energy is converted to electric energy usually.Fig. 1 is the structural representation of prior art aerogenerator.As shown in Figure 1, aerogenerator comprises: blade 101, kuppe 102, generator 103, engine room cover 104, pylon 105, column foot 106 and wind-force detector 107.Wind-force at a certain angle with velocity function on blade 101, make blade 101 produce turning moments and rotate, thereby wind energy be converted to mechanical energy, the generator that the blade 101 of rotation will drive on pylon 104 generates electricity, and realizes that wind energy is converted to electric energy.
In the course of work of aerogenerator, the quantity of aerogenerator capturing wind energy becomes the cube relation with wind speed, and the rotation axis of kuppe 102 and the angle of wind direction also affect the efficient of aerogenerator capturing wind energy; When having angle between the rotation axis of kuppe 102 and wind direction, the efficient of aerogenerator aerogenerator capturing wind energy will be reduced, simultaneously, when having angle between the rotation axis of kuppe 102 and wind direction, the wind-force of deflection can produce a very large partial load to aerogenerator, reduces the serviceable life of aerogenerator.So, the wind-force parameters such as Obtaining Accurate wind direction and wind speed are all most important for the generating efficiency of aerogenerator and serviceable life etc.
In prior art, wind-force detector 107 generally includes weathervane and anemoscope, detect the wind-force parameters such as wind direction and wind speed with weathervane and anemoscope, wind-force detector 107 is arranged on the engine room cover 104 of impeller 101 back, because passing through stopping of impeller 101 or disturb, air-flow just arrives wind-force detector 107 afterwards, therefore the wind-force parameter such as wind speed and direction all changes, so the wind-force parameter degree of accuracy such as wind speed and direction that wind-force detector 107 obtains are low, error is large.
Summary of the invention
For addressing the above problem, the invention provides method, wind-force detector and aerogenerator that a kind of wind-force detects, be used for solving the problem that wind-force parameter degree of accuracy is low, error is large that prior art detects.
For this reason, the invention provides a kind of method that wind-force detects, wherein, comprising:
The mechanical signal when check point on the detection rotary part is at least two predeterminated positions;
Obtain the wind direction of wind-force at least according to the mechanical signal of described two predeterminated positions and correspondence thereof.
Wherein, the method for described wind-force detection also comprises:
Obtain the wind speed of wind-force at least according to the mechanical signal of described two predeterminated positions and correspondence thereof.
Wherein, described at least two predeterminated positions comprise:
Primary importance and the second place;
The position that when described primary importance and the second place are respectively described check point rotation, the circumference of process and this circumference diameter in the horizontal direction intersect.
Wherein, described at least two predeterminated positions also comprise:
The 3rd position and the 4th position;
When described the 3rd position and the 4th position are respectively described check point rotation, the circumference of process and this circumference are in the crossing position of the diameter of vertical direction.
Mechanical signal when wherein, the check point on described detection rotary part is at least two predeterminated positions comprises:
Detect the position signalling of the check point on described rotary part;
When the check point on described rotary part is in predeterminated position, detect the mechanical signal of described check point.
Wherein, the position signalling of the check point on the described rotary part of described detection comprises:
Detect the position signalling of the check point on described rotary part by acceleration transducer;
When the acceleration that detects at described acceleration transducer was horizontal preset value, the check point that identifies on described rotary part was in described primary importance and the second place.
Wherein, the mechanical signal of described check point comprises:
At least a in the pressure signal of described check point, pulling force signal and pressure signal.
Wherein, described rotary part is the kuppe of aerogenerator.
The present invention also provides a kind of wind-force detector, comprising:
Mechanics sensor, the mechanical signal when being at least two predeterminated positions for detection of the check point on rotary part;
Signal processor is used for obtaining according to described at least two predeterminated positions and corresponding mechanical signal thereof the wind direction of wind-force.
Wherein, described signal processor also is used for:
Obtain the wind speed of wind-force at least according to the mechanical signal of described two predeterminated positions and correspondence thereof.
Wherein, described mechanics sensor comprises:
At least a in pressure transducer, pulling force sensor and pressure transducer;
Described pressure transducer, pulling force sensor and pressure transducer are respectively used to detect pressure signal, pulling force signal and the pressure signal of described check point.
Wherein, described wind-force detector also comprises:
Position transducer is for detection of the position signalling of the check point on described rotary part;
When the position signalling that detects based on described position transducer determined that the check point on described rotary part is in predeterminated position, described mechanics sensor detected the mechanical signal of described check point.
Wherein, described position transducer comprises:
Acceleration transducer, when the acceleration that detects at described acceleration transducer was horizontal preset value, the check point that identifies on described rotary part was in primary importance and the second place;
The position that when described primary importance and the second place are respectively described check point rotation, the circumference of process and this circumference diameter in the horizontal direction intersect.
Wherein, described wind-force detector also comprises:
Framework, described mechanics sensor and position transducer are arranged on described framework.
Wherein, described framework is right cylinder, and described mechanics sensor comprises pressure transducer and/or pulling force sensor;
Described mechanics sensor and position transducer are arranged on the surface of described framework.
Wherein, described framework is right cylinder, and described mechanics sensor comprises pressure transducer;
Described position transducer is arranged on the surface of described framework;
Described pressure transducer is arranged on the inside of described framework, and contacts with outer gas stream by through hole.
Wherein, described framework comprises right cylinder and the flat board that is fixedly connected with, and described mechanics sensor comprises pressure transducer and/or pulling force sensor;
Described mechanics sensor and position transducer are arranged on the surface of described framework.
Wherein, described framework comprises right cylinder and the flat board that is fixedly connected with, and described mechanics sensor comprises pressure transducer;
Described position transducer is arranged on the surface of described framework;
Described pressure transducer is arranged on the inside of described framework, and contacts with outer gas stream by through hole.
The present invention also provides a kind of aerogenerator, wherein, comprises any one above-mentioned wind-force detector.
The present invention has following beneficial effect:
The method that wind-force provided by the invention detects, mechanical signal when being at least two predeterminated positions by the check point on the detection rotary part, the mechanical signal that the wind-force that can the direct-detection rotary part carries in rotary course produces, on the rotary part that detects, the degree of accuracy of mechanical signal is high, error is little, then can calculate the high wind direction of degree of accuracy according to above-mentioned mechanical signal.
Wind-force detector provided by the invention, mechanical signal when detecting check point on rotary part and be at least two predeterminated positions by mechanics sensor, the mechanical signal that the wind-force that can the direct-detection rotary part carries in rotary course produces, on the rotary part that detects, the degree of accuracy of mechanical signal is high, error is little, then can calculate the high wind direction of degree of accuracy according to above-mentioned mechanical signal.
Aerogenerator provided by the invention, by the wind-force detector being arranged on the upwind of blade, with improve that the wind-force detector detects act on blade wind-force parameter the time degree of accuracy, the rotation axis of aerogenerator during according to wind-force parameter adjustment vane rotary is with parallel with wind direction, thereby improve the generating efficiency of aerogenerator, reduce the partial load of aerogenerator, extend the serviceable life of aerogenerator.
Description of drawings
Fig. 1 is the structural representation of prior art aerogenerator;
Fig. 2 is the process flow diagram of method first embodiment of wind-force detection of the present invention;
Fig. 3 is the process flow diagram of method second embodiment of wind-force detection of the present invention;
Fig. 4 is the movement locus schematic diagram of check point in the present embodiment;
Fig. 5 is the structural representation of wind-force detector the first embodiment of the present invention;
Fig. 6 is the structural representation of wind-force detector the second embodiment of the present invention;
Fig. 7 is the structural representation of wind-force detector the 3rd embodiment of the present invention;
Fig. 8 is the structural representation of wind-force detector the 4th embodiment of the present invention;
Fig. 9 is the front view of wind-force detector the 4th embodiment of the present invention;
Figure 10 is the vertical view of wind-force detector the 4th embodiment of the present invention;
Figure 11 is the structural representation of aerogenerator the first embodiment of the present invention;
Figure 12 is the structural representation of aerogenerator the second embodiment of the present invention.
Embodiment
For making those skilled in the art understand better technical scheme of the present invention, below in conjunction with accompanying drawing, method, wind-force detector and the aerogenerator that wind-force provided by the invention detects is described in detail.
Fig. 2 is the process flow diagram of method first embodiment of wind-force detection of the present invention.As shown in Figure 2, the method that in the present embodiment, wind-force detects specifically comprises the steps:
The mechanical signal when check point on step 201, detection rotary part is at least two predeterminated positions.
In this step, in the rotary course of rotary part, the check point on rotary part is also in rotation, when check point rotates to predeterminated position, detects the mechanical signal at the place of check point on rotary part, and wherein, predeterminated position has two at least.After mechanical signal when detection obtains check point on rotary part and is at least two predeterminated positions, enter step 202.
Step 202, obtain the wind direction of wind-force at least according to above-mentioned two predeterminated positions and corresponding mechanical signal thereof.
In this step, the mechanical signal that detects when being at least two predeterminated positions according to check point, and utilize Bernoulli equation to calculate the wind direction of wind-force, with the rotation axis that obtains rotary part and the angle between wind direction, utilize the process of Bernoulli equation calculation of wind speed to be prior art, do not repeat them here.
In actual applications, rotary part can be kuppe on aerogenerator etc.
In the present embodiment, mechanical signal when being at least two predeterminated positions by the check point on the detection rotary part, the mechanical signal that the wind-force that can the direct-detection rotary part carries in rotary course produces, the degree of accuracy that acts on the mechanical signal on blade that detects is high, error is little, then can calculate the high wind direction of degree of accuracy according to above-mentioned mechanical signal.
Fig. 3 is the process flow diagram of method second embodiment of wind-force detection of the present invention, and Fig. 4 is the movement locus schematic diagram of check point in the present embodiment.In the present embodiment, in the check point position of rotary part, mechanics sensor is installed, mechanics sensor can detect at least a in pressure signal, pulling force signal and the pressure signal of check point position of wind-force; Wherein, acceleration transducer and mechanics sensor synchronously rotate under rotary part drives; In the rotary course of rotary part, can detect the position signalling of the mechanics sensor at check point on mounting rotating unit place by acceleration transducer, the line of mechanics sensor and acceleration transducer and the rotation axis of rotary part intersect.As shown in Figure 3, the method that in the present embodiment, wind-force detects specifically comprises the steps:
In this step, rotary part rotates moving axis when rotation, drives position transducer and the mechanics sensor moving axis that rotates and moves in a circle, and acceleration transducer can detect the accurate location that mechanics sensor is in circumference.As shown in Figure 4, set two predeterminated positions on the circumference that check point 400 rotates, comprise primary importance A and second place B, the position that when primary importance A and second place B are respectively the check point rotation, the circumference of process and this circumference diameter AB in the horizontal direction intersect.Set acceleration transducer and arrive primary importance A or second place B, it is horizontal preset value that acceleration transducer detects the acceleration that obtains, and horizontal preset value can arrange according to the parameters such as rotating speed of acceleration transducer and rotary part.
When the acceleration that detects when acceleration transducer was horizontal preset value, the sign mechanics sensor arrived primary importance A or the second place B on circumference, enters step 302.
In this step, when the position signalling that the position-based sensor detects determines that the check point on rotary part is in predeterminated position, mechanics sensor will detect the mechanical signal of the check point on rotary part, comprise that wind-force after the mechanical signal of primary importance A and second place B place's generation, enters step 303.
In this step, position signalling when detecting by position transducer that on rotary part, check point is in predeterminated position, detect the mechanical signal in predetermined position of check point on rotary part by mechanics sensor, calculate the wind direction of wind-force according to Bernoulli equation, thereby obtain the rotation axis of rotary part and the angle between wind direction.
In actual applications, rotary part can be the kuppe on aerogenerator; Further, utilize check point at the mechanical signal of each predetermined position, can also calculate the wind-force parameters such as wind speed of wind-force.
As shown in Figure 4, can also be when check point 400 rotation set more predeterminated position on the circumference of process.For example, set again two predeterminated positions on the circumference that mechanics sensor rotates, be respectively the 3rd position C and the 4th position D, when the 3rd position C and the 4th position D are respectively check point 400 rotation, the circumference of process and this circumference are in the crossing position of the diameter CD of vertical direction, by detecting the mechanical signal of four predetermined position, can obtain more accurately wind-force.
In the present embodiment, detect the position signalling of the check point on rotary part by acceleration transducer, mechanical signal when detecting check point on rotary part and be at least two predeterminated positions by mechanics sensor, thereby can directly obtain the mechanical signal that wind-force that rotary part carries on diverse location produces in rotary course, the degree of accuracy that acts on the mechanical signal on blade that detects is high, error is little, then can calculate the high wind direction of degree of accuracy according to above-mentioned mechanical signal.
Fig. 5 is the structural representation of wind-force detector the first embodiment of the present invention.As shown in Figure 5, the present embodiment wind-force detector comprises mechanics sensor 501 and signal processor 502, wherein, mechanical signal when mechanics sensor 501 is at least two predeterminated positions for detection of the check point on rotary part, in actual applications, usually mechanics sensor is arranged on front end or the windward side of rotary part; Signal processor 502 is used for obtaining according to the mechanical signal of at least two predeterminated positions and correspondence thereof the wind direction of wind-force.
In the present embodiment, mechanical signal when detecting check point on rotary part and be at least two predeterminated positions by mechanics sensor, the mechanical signal that the wind-force that can the direct-detection rotary part carries in rotary course produces, on the rotary part that detects, the degree of accuracy of mechanical signal is high, error is little, then can calculate the high wind direction of degree of accuracy according to above-mentioned mechanical signal.
Fig. 6 is the structural representation of wind-force detector the second embodiment of the present invention.as shown in Figure 6, on the basis of wind-force detector as shown in Figure 5, wind-force detector in the present embodiment also comprises position transducer 503, position transducer 503 is connected with signal processor 502, position signalling for detection of the check point on rotary part, namely detect the position signalling of the mechanics sensor 501 be arranged on the check point position, when the position signalling that signal processor 502 position-based sensors 503 detect determines that the check point on rotary part is in predeterminated position, obtain the mechanical signal that mechanics sensor detects check point on rotary part, signal processor 502 detects the mechanical signal that obtains in predetermined position according to mechanics sensor 501, utilize Bernoulli equation can calculate the wind direction of wind-force.
Further, signal processor can also obtain according to the mechanical signal of two predeterminated positions and correspondence thereof the wind-force parameters such as wind speed of wind-force at least.
In actual applications, mechanics sensor 501 can comprise one or more in pressure transducer, pulling force sensor and pressure transducer, and pressure transducer, pulling force sensor and pressure transducer are respectively used to detect pressure signal, pulling force signal and the pressure signal of check point; Position transducer 503 can be acceleration transducer; When the position signalling that position-based sensor 503 detects determined that the check point on rotary part is in predeterminated position, mechanics sensor 501 detected the mechanical signal of the check point on rotary part.Consult Fig. 4, the position that when primary importance A and second place B are the check point rotation, the circumference of process and this circumference diameter in the horizontal direction intersect, acceleration when desired location sensor 503 is in primary importance A and second place B is horizontal preset value, when position transducer 503 detected acceleration and is horizontal preset value, sign mechanics sensor 501 was in primary importance A or second place B; Signal processor 502 obtains the wind-force parameters such as the wind direction of wind-force and wind speed according to primary importance A and mechanical signal corresponding to second place B.
Fig. 7 is the structural representation of wind-force detector the 3rd embodiment of the present invention.As shown in Figure 7, the present embodiment wind-force detector also comprises framework 504, and framework 504 is right cylinder, in the present embodiment, is respectively pressure transducer and acceleration transducer take mechanics sensor 501 and position transducer 503 and introduces technical scheme as example.Mechanics sensor 501 and position transducer 503 are fixedly mounted on the surface of framework 504, take the position at mechanics sensor 501 places as check point, position transducer 503 identifies the position signalling of mechanics sensor 501 by the acceleration of its demonstration; The rotation axis when line between mechanics sensor 501 and position transducer 503 rotates with framework 504 is parallel.Consult Fig. 4, in framework 504 rotates the moving axis rotation process, framework 504 will drive mechanics sensor 501 and position transducer 503 moves in a circle, when the position signalling that position-based sensor 503 detects determined that mechanics sensor 501 is in primary importance A or second place B, mechanics sensor 501 detected and obtains the pressure signal that wind-force produces.
In the course of work of wind-force detector, position transducer 503 detects the position signalling of mechanics sensors 501 and with its position signalling notification signal processor 502, mechanics sensor 501 detects pressure signal and the notification signal processor 502 that wind-force produces, and signal processor 502 obtains the pressure signal that detects when mechanics sensor 501 is in primary importance A and second place B according to position signalling; The pressure signal that produces due to wind speed and wind-force is directly proportional, and therefore can according to the pressure signal calculation of wind speed at primary importance A and second place B place, simultaneously, can also calculate the wind-force parameters such as wind direction and wind direction according to above-mentioned mechanical signal.
In actual applications, mechanics sensor 501 shown in Figure 7 also can be pulling force sensor, detects the pulling force signal of predeterminated position by pulling force sensor, and signal processor obtains the wind-force parameters such as the wind speed, wind direction of wind-force according to the pulling force signal.
Fig. 8 is the structural representation of wind-force detector the 4th embodiment of the present invention.As shown in Figure 8, in the present embodiment, mechanics sensor 501 is pressure transducer, for the pressure signal that mechanics sensor 501 is detected more accurate, mechanics sensor 501 can be arranged on the inside of framework 504, take mechanics sensor 501 residing position as check point, mechanics sensor 501 is in communication with the outside by through hole 505, with the impact on detected pressure signal of the larger linear velocity that reduces mechanics sensor 501, rotation axis when wherein, the line between position transducer 503 and through hole 505 is with framework 504 rotation is parallel.When framework 504 rotates the moving axis rotation, to drive pressure transducer and move in a circle around the rotation axis of rotary part with acceleration transducer 503, mechanics sensor 501 detects the pressure signal of each position on circumference, the position signalling when position transducer 503 detects mechanics sensors 501 and is in each position on circumference.
Fig. 9 is the front view of wind-force detector the 4th embodiment of the present invention, and Figure 10 is the vertical view of wind-force detector the 4th embodiment of the present invention.As Fig. 9, shown in Figure 10, the framework in the present embodiment is right cylinder 5041 and the flat board 5042 that is fixed together, and mechanics sensor 501 can be pressure transducer or pulling force sensor; Generally, mechanics sensor 501 and position transducer 503 are arranged on the surface of right cylinder 5041 or dull and stereotyped 5042 surface.Preferably, mechanics sensor 501 is arranged on dull and stereotyped 5042, so that mechanics sensor 501 can fully contact with air-flow, and the accuracy of the mechanical signal that raising mechanics sensor 501 detects.
Further, when being pressure transducer in mechanics sensor 501 in the present embodiment, pressure transducer is arranged on the inside of framework, pressure transducer contacts with extraneous air-flow by the through hole that is arranged on framework, with the impact on detected pressure signal of the larger linear velocity that reduces pressure transducer, make the pressure signal of the wind-force generation that pressure transducer detects more accurate, error is less.
Figure 11 is the structural representation of aerogenerator the first embodiment of the present invention.As shown in figure 11, the present embodiment aerogenerator comprises blade 101, kuppe 102, generator 103, engine room cover 104, pylon 105 and column foot 106, wind-force detector 20 is arranged on kuppe 102, and wherein, wind-force detector 50 can adopt any one above-mentioned structure.In the present embodiment, wind-force detector 50 adopts structure shown in Figure 7, and consult Fig. 4, when wind power generator oar blade 101 and kuppe 102 rotate under the wind-force effect, the wind-force detector 50 that is arranged on kuppe 102 front ends also rotates thereupon, mechanics sensor 501 and position transducer 503 on wind-force detector 50 will move in a circle, and mechanics sensor 501 detects the mechanical signal that wind-force produce, and mechanical signal comprises at least a in pressure signal, pulling force signal and pressure signal.
in the course of work of wind-force detector, position transducer 503 will detect position signalling and the notification signal processor 502 of mechanics sensor 501, signal processor 502 obtains the mechanical signal that detects when mechanics sensor 501 is in primary importance A and second place B, and calculate wind direction according to the mechanical signal at primary importance A and second place B place, simultaneously, angle between rotation axis when rotating to obtain wind direction and impeller 101, aerogenerator is adjusted the position of impeller 101 and kuppe 102 according to above-mentioned angle, rotation axis when making impeller 101 rotation is parallel with wind direction to obtain more wind energy, improve the generating efficiency of aerogenerator.
In actual applications, detected mechanical signal when being in primary importance A and second place B except obtaining mechanics sensor 501, mechanical signal in the time of can also detecting mechanics sensor 501 and be in other position, signal processor 502 calculates the wind-force parameters such as wind speed and direction according to above-mentioned mechanical signal.
Figure 12 is the structural representation of aerogenerator the second embodiment of the present invention.As shown in figure 12, in the present embodiment, the mechanics sensor in the wind-force detector and acceleration transducer directly are fixed on kuppe 102 front ends of aerogenerator, and do not need to be arranged on kuppe 102 by framework, to simplify the structure of aerogenerator, reduce manufacturing cost.
In each embodiment of the above-mentioned aerogenerator of the present invention, by the wind-force detector being arranged on the upwind of blade, with improve that the wind-force detector detects act on blade wind-force parameter the time degree of accuracy, the rotation axis of aerogenerator during according to wind-force parameter adjustment vane rotary is with parallel with wind direction, thereby improve the generating efficiency of aerogenerator, reduce the partial load of aerogenerator, extend the serviceable life of aerogenerator.
Be understandable that, above embodiment is only the illustrative embodiments that adopts for principle of the present invention is described, yet the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement also are considered as protection scope of the present invention.
Claims (19)
1. the method that wind-force detects, is characterized in that, comprising:
The mechanical signal when check point on the detection rotary part is at least two predeterminated positions;
Obtain the wind direction of wind-force at least according to the mechanical signal of described two predeterminated positions and correspondence thereof.
2. the method that detects of wind-force according to claim 1 characterized by further comprising:
Obtain the wind speed of wind-force at least according to the mechanical signal of described two predeterminated positions and correspondence thereof.
3. the method for wind-force detection according to claim 1, is characterized in that, described at least two predeterminated positions comprise:
Primary importance and the second place;
The position that when described primary importance and the second place are respectively described check point rotation, the circumference of process and this circumference diameter in the horizontal direction intersect.
4. the method for wind-force detection according to claim 3, is characterized in that, described at least two predeterminated positions also comprise:
The 3rd position and the 4th position;
When described the 3rd position and the 4th position are respectively described check point rotation, the circumference of process and this circumference are in the crossing position of the diameter of vertical direction.
5. the method for wind-force detection according to claim 3, is characterized in that, the mechanical signal the when check point on described detection rotary part is at least two predeterminated positions comprises:
Detect the position signalling of the check point on described rotary part;
When the check point on described rotary part is in predeterminated position, detect the mechanical signal of described check point.
6. the method for wind-force detection according to claim 5, is characterized in that, the position signalling of the check point on the described rotary part of described detection comprises:
Detect the position signalling of the check point on described rotary part by acceleration transducer;
When the acceleration that detects at described acceleration transducer was horizontal preset value, the check point that identifies on described rotary part was in described primary importance and the second place.
7. the method for wind-force detection according to claim 1, is characterized in that, the mechanical signal of described check point comprises:
At least a in the pressure signal of described check point, pulling force signal and pressure signal.
8. the method for according to claim 1-7 arbitrary described wind-force detections, is characterized in that, described rotary part is the kuppe of aerogenerator.
9. wind-force detector is characterized in that comprising:
Mechanics sensor, the mechanical signal when being at least two predeterminated positions for detection of the check point on rotary part;
Signal processor is used for obtaining according to described at least two predeterminated positions and corresponding mechanical signal thereof the wind direction of wind-force.
10. wind-force detector according to claim 9, is characterized in that, described signal processor also is used for:
Obtain the wind speed of wind-force at least according to the mechanical signal of described two predeterminated positions and correspondence thereof.
11. the wind-force detector, is characterized in that according to claim 9, described mechanics sensor comprises:
At least a in pressure transducer, pulling force sensor and pressure transducer;
Described pressure transducer, pulling force sensor and pressure transducer are respectively used to detect pressure signal, pulling force signal and the pressure signal of described check point.
12. according to claim 9-11 arbitrary described wind-force detectors characterized by further comprising:
Position transducer is for detection of the position signalling of the check point on described rotary part;
When the position signalling that detects based on described position transducer determined that the check point on described rotary part is in predeterminated position, described mechanics sensor detected the mechanical signal of described check point.
13. described wind-force detector, is characterized in that according to claim 12, described position transducer comprises:
Acceleration transducer, when the acceleration that detects at described acceleration transducer was horizontal preset value, the check point that identifies on described rotary part was in primary importance and the second place;
The position that when described primary importance and the second place are respectively described check point rotation, the circumference of process and this circumference diameter in the horizontal direction intersect.
14. described wind-force detector according to claim 12 characterized by further comprising:
Framework, described mechanics sensor and position transducer are arranged on described framework.
15. described wind-force detector, is characterized in that according to claim 14, described framework is right cylinder, and described mechanics sensor comprises pressure transducer and/or pulling force sensor;
Described mechanics sensor and position transducer are arranged on the surface of described framework.
16. described wind-force detector, is characterized in that according to claim 14, described framework is right cylinder, and described mechanics sensor comprises pressure transducer;
Described position transducer is arranged on the surface of described framework;
Described pressure transducer is arranged on the inside of described framework, and contacts with outer gas stream by through hole.
17. described wind-force detector, is characterized in that according to claim 14, described framework comprises right cylinder and the flat board that is fixedly connected with, and described mechanics sensor comprises pressure transducer and/or pulling force sensor;
Described mechanics sensor and position transducer are arranged on the surface of described framework.
18. described wind-force detector, is characterized in that according to claim 14, described framework comprises right cylinder and the flat board that is fixedly connected with, and described mechanics sensor comprises pressure transducer;
Described position transducer is arranged on the surface of described framework;
Described pressure transducer is arranged on the inside of described framework, and contacts with outer gas stream by through hole.
19. an aerogenerator is characterized in that, comprises the arbitrary described wind-force detector of claim 9-18.
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| CN201110416749.0A CN103163325B (en) | 2011-12-14 | 2011-12-14 | A kind of method that wind-force detects, wind-force detector and aerogenerator |
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| CN201110416749.0A CN103163325B (en) | 2011-12-14 | 2011-12-14 | A kind of method that wind-force detects, wind-force detector and aerogenerator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259928A (en) * | 2015-11-13 | 2016-01-20 | 上海斐讯数据通信技术有限公司 | Method and device for adjusting direction of equipment according to wind direction |
| CN107576815A (en) * | 2017-07-19 | 2018-01-12 | 浙江海洋大学 | Sailing boat measuring wind speed device |
| CN108139424A (en) * | 2015-08-28 | 2018-06-08 | 东国大学校产学协力团 | wind speed measuring device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101389967A (en) * | 2004-03-26 | 2009-03-18 | 里索国家实验室 | Method and apparatus to determine the wind speed and direction experienced by a wind turbine |
| CN101493068A (en) * | 2007-10-09 | 2009-07-29 | 通用电气公司 | Wind turbine metrology system |
| CN101692097A (en) * | 2009-07-24 | 2010-04-07 | 南京航空航天大学 | Anemoclinograph wind meter |
| CN201697932U (en) * | 2009-11-05 | 2011-01-05 | 浙江运达风力发电工程有限公司 | Capacitance type anemoclinograph of wind turbine generator set |
-
2011
- 2011-12-14 CN CN201110416749.0A patent/CN103163325B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101389967A (en) * | 2004-03-26 | 2009-03-18 | 里索国家实验室 | Method and apparatus to determine the wind speed and direction experienced by a wind turbine |
| CN101493068A (en) * | 2007-10-09 | 2009-07-29 | 通用电气公司 | Wind turbine metrology system |
| CN101692097A (en) * | 2009-07-24 | 2010-04-07 | 南京航空航天大学 | Anemoclinograph wind meter |
| CN201697932U (en) * | 2009-11-05 | 2011-01-05 | 浙江运达风力发电工程有限公司 | Capacitance type anemoclinograph of wind turbine generator set |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108139424A (en) * | 2015-08-28 | 2018-06-08 | 东国大学校产学协力团 | wind speed measuring device |
| CN105259928A (en) * | 2015-11-13 | 2016-01-20 | 上海斐讯数据通信技术有限公司 | Method and device for adjusting direction of equipment according to wind direction |
| CN105259928B (en) * | 2015-11-13 | 2017-11-03 | 上海斐讯数据通信技术有限公司 | According to the method and device in wind direction adjusting device direction |
| CN107576815A (en) * | 2017-07-19 | 2018-01-12 | 浙江海洋大学 | Sailing boat measuring wind speed device |
| CN107576815B (en) * | 2017-07-19 | 2020-05-05 | 浙江海洋大学 | Sailing boat wind speed measurer |
Also Published As
| Publication number | Publication date |
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| CN103163325B (en) | 2015-11-25 |
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