CN203785660U - Wind turbine tower cylinder inclination deformation monitoring device - Google Patents
Wind turbine tower cylinder inclination deformation monitoring device Download PDFInfo
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- CN203785660U CN203785660U CN201420140285.4U CN201420140285U CN203785660U CN 203785660 U CN203785660 U CN 203785660U CN 201420140285 U CN201420140285 U CN 201420140285U CN 203785660 U CN203785660 U CN 203785660U
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Abstract
The utility model provides a wind turbine tower cylinder inclination deformation monitoring device which is arranged inside a tower cylinder. The tower cylinder comprises at least two connecting cylinders, and the two connecting cylinders contacting each other are respectively an upper connecting cylinder and a lower connecting cylinder. The end part of the upper connecting cylinder and the end part of the lower connecting cylinder are respectively provided with a flange, and the flanges on the two connecting cylinders are fixedly connected by a bolt. The inclination deformation monitoring device comprises a plurality of sensor sets arranged on the upper connecting cylinder flange, a plurality of direction sensors arranged on the lower connecting cylinder flange, and a plurality of vibration sensors. The positions of the sensor sets correspond to those of the direction sensors. The vibration sensors are arranged on the upper connecting cylinder flange and the lower connecting cylinder flange at intervals. The accuracy of measuring results is high. The inclination direction of the tower cylinder can be accurately determined by obtaining the inclination deformation curve of the tower cylinder. Maintenance and repair by workers are facilitated. Vibration of the tower cylinder can be timely detected. Moreover, the device has the advantages of simple structure and low cost.
Description
Technical field
The utility model belongs to the technical field that tower of wind generating set cylinder is measured, particularly a kind of skew deformation amount of tower of wind generating set monitoring device.
Background technology
The tower cylinder of wind-powered electricity generation unit is the load-supporting part in wind power generating set, in wind power generating set, mainly plays a supportive role, and absorbs unit vibrations simultaneously.Tower cylinder is bearing the load complicated and changeable such as thrust, moment of flexure and torque load, makes in wind power generating set operational process, and tower cylinder there will be waving and the distortion such as distortion of certain amplitude; In addition, tower cylinder also can be subject to the impact of the factors such as material deformation, parts inefficacy and settlement of foundation, produces.The excessive inclination and distortion of tower cylinder can affect the normal operation of wind power generating set, and the serious security incident that also can produce, therefore, need to carry out Real-Time Monitoring to the inclination and distortion of tower cylinder.
At present, in the time tower cylinder being carried out to inclination and distortion measurement, multiple GPS receivers are normally installed on tower cylinder, draw the inclination and distortion curve that obtains tower cylinder according to gps measurement data, this mode cost is higher, and in the time calculating the distortion of tower cylinder, does not consider the feature of the nonlinear deformation of tower cylinder, normally be out of shape to calculate the deflection of tower cylinder based on single inclination angle and rigid body, the deformation curve that causes calculating tower cylinder is inaccurate.In addition, in prior art, also have the mode by inclination sensor is set on tower cylinder, detect the inclination and distortion of tower cylinder, the deformation curve of the tower cylinder that it measures is still linear deformation curve, but not the true strain curve of tower cylinder causes measurement result inaccurate.
In general, the direction tilting when tower cylinder tilts can not accurately be judged, has brought difficulty to staff's maintenance, the work of rescue.And in the time running into hurricane, earthquake, tower cylinder is easily subject to violent impact, affects the data that tower cylinder inclination and distortion is measured, and then can accurately not determine inclination and distortion curve.
Utility model content
In order to overcome in prior art, measurement data is inaccurate, the unascertainable shortcoming of vergence direction, the utility model provides a kind of skew deformation amount of tower of wind generating set monitoring device, measurement result accuracy is high, obtain the real inclination and distortion curve of tower cylinder, can judge accurately the vergence direction of tower cylinder, facilitate staff's maintenance, repairing, detect in time the Vibration Condition of tower cylinder, avoid the damage of tower cylinder, and device is simple, cost is low.
The utility model solves the technical scheme that its technical matters adopts: a kind of skew deformation amount of tower of wind generating set monitoring device, be arranged on the inside of tower cylinder, tower cylinder comprises at least two connecting cylinders, two connecting cylinders that contact are top connecting cylinder and bottom connecting cylinder, be respectively equipped with flange in the end of top connecting cylinder and the end of bottom connecting cylinder, by bolt, the flange on two connecting cylinders is fixedly connected with, it is characterized in that, inclination and distortion monitoring device comprises the some sensor groups that are arranged on the connecting cylinder flange of top, be arranged on direction sensor and some vibration transducers of the some definite tower cylinder vergence direction on the connecting cylinder flange of bottom, the position that sensor group arranges is corresponding with the position that direction sensor arranges, some vibration transducers are disposed on the connecting cylinder flange of connecting cylinder flange upper and lower portion, top.
On the flange of top connecting cylinder, be provided with the upper suspension arm that extend at Xiang Tatong center, the flange of bottom connecting cylinder is provided with the bottom suspension arm that extend at Xiang Tatong center, upper suspension arm and bottom suspension arm are arranged on same perpendicular line, on upper suspension arm, be provided with sensor group and vibration transducer, on the suspension arm of bottom, be provided with direction sensor and vibration transducer, the setting position of direction sensor is corresponding with the setting position of sensor group.
Upper suspension arm, bottom suspension arm are respectively equipped with several, the every pair of upper suspension arm and bottom suspension arm are all arranged on same perpendicular line, on each upper suspension arm, be equipped with a sensor group and a vibration transducer, on the suspension arm of each bottom, be equipped with a direction sensor and a vibration transducer, sensor group is corresponding with the position that direction sensor arranges, and upper suspension arm, bottom suspension arm are uniformly distributed along the circumferencial direction of top connecting cylinder flange, bottom connecting cylinder flange respectively.
Sensor group is arranged on the end of upper suspension arm away from flange, and direction sensor is arranged on the end of bottom suspension arm away from flange, and vibration transducer is separately positioned on the center position of upper suspension arm, bottom suspension arm.
Top connecting cylinder flange is provided with some bolts hole, between adjacent two bolts hole, be fixed with upper suspension arm, bottom connecting cylinder flange is provided with some bolts hole, between adjacent two bolts hole, be fixed with bottom suspension arm, upper suspension arm and bottom suspension arm be for be arrangeding in parallel, and have a spacing.
Sensor group comprises inclination sensor and acceleration transducer, and acceleration transducer is arranged on inclination sensor, or acceleration transducer setting adjacent with inclination sensor.
Data collector and control center that inclination and distortion monitoring device also comprises the transceiver controller of reception/transmission sensor data signal, data-signal is collected, sensor group, direction sensor and vibration transducer are all connected with transceiver controller, and transceiver controller is connected with control center by data collector.
In tower cylinder, be at least provided with one and store platform, store platform and be arranged on top or the bottom of two the connecting cylinder flanges that contact, on platform, be provided with transceiver controller and data collector storing.
Control center comprises that the data-signal of collecting according to data collector calculates the data computing unit of deformation equation, obtains the curve acquisition unit of inclination and distortion curve and each sensor measurement data are carried out to the filtering noise reduction unit of low-pass filtering according to deformation equation, and filtering noise reduction unit, data computing unit, curve acquisition unit connect by connecting line successively.
Control center also comprises the vibration detecting unit detecting according to the data-signal of vibration transducer and judges the alarm unit of reporting to the police according to vibration detecting unit, and vibration detecting unit is connected with alarm unit.
The beneficial effects of the utility model are, one, take into account tower cylinder and tilt and nonlinear deformation, obtain the real inclination and distortion curve of tower cylinder, and improve the accuracy that tower cylinder inclination and distortion is measured, measurement result accuracy is high; Two, in measuring tower cylinder angle of inclination, can accurately determine the vergence direction of tower cylinder, facilitate staff to safeguard, repair; Three, sensor group, direction sensor, vibration transducer are respectively arranged with several, not only improve the sensitivity of measuring, and when a sensor breaks down cisco unity malfunction therein, other sensor can normally be worked, and has avoided omission, the mistake of measurement data; Four, the timely Vibration Condition of monitoring tower cylinder, in the time running into the severe impact such as hurricane, earthquake, can give the alarm, and notifies staff to make corresponding processing, avoids the damage of tower cylinder, and can judge that whether the data that sensor obtains are accurate; Five, inclination and distortion monitoring device is simple, and cost is low.
Brief description of the drawings
Below in conjunction with accompanying drawing, skew deformation amount of tower of wind generating set monitoring device described in the utility model is specifically described.
Fig. 1 is the one-piece construction schematic diagram of the utility model skew deformation amount of tower of wind generating set monitoring device;
Fig. 2 is the structural representation of a kind of set-up mode of sensor in the utility model inclination and distortion monitoring device;
Fig. 3 is the structural representation of the another kind of set-up mode of sensor in the utility model inclination and distortion monitoring device;
Fig. 4 is the plan structure schematic diagram of sensor setting in the utility model inclination and distortion monitoring device;
Fig. 5 is the overall flow structural representation of the utility model inclination and distortion monitoring device.
As shown in the figure, tower cylinder 1, top connecting cylinder 2, bottom connecting cylinder 3, flange 4, bolt 5, sensor group 6, direction sensor 7, vibration transducer 8, upper suspension arm 9, bottom suspension arm 10, bolt hole 11, inclination sensor 12, acceleration transducer 13, transceiver controller 14, data collector 15, control center 16, stores platform 17, data computing unit 18, curve acquisition unit 19, vibration detecting unit 20, filtering noise reduction unit 21, alarm unit 22.
Embodiment
As shown in Figure 1, skew deformation amount of tower of wind generating set monitoring device described in the utility model, is arranged on the inside of tower cylinder.Tower cylinder 1 comprises at least two connecting cylinders, the end that two adjacent connecting cylinders contact is respectively equipped with flange 4, by bolt 5, the flange 4 on two connecting cylinders is fixedly connected with, thereby two connecting cylinders are linked together, between multiple connecting cylinders, link together by flange 4, bolt 5, form tower cylinder 1.
As shown in Figure 1, 2, 3, two connecting cylinders that contact are top connecting cylinder 2 and bottom connecting cylinder 3, are respectively equipped with flange 4 in the end of top connecting cylinder, the end of bottom connecting cylinder, by bolt 5, the flange 4 on two connecting cylinders are fixed.Inclination and distortion monitoring device comprises some sensor groups 6, some direction sensors 7 and some vibration transducers 8, is provided with some sensor groups 6 on the connecting cylinder flange of top, and sensor group 6 is for measuring angle of inclination and the acceleration of connecting cylinder.The direction sensor 7 that is provided with some definite tower cylinder vergence directions on the connecting cylinder flange of bottom, the position of direction sensor setting is corresponding with the position that top connecting cylinder is provided with sensor group.Some vibration transducers 8 are disposed on the connecting cylinder flange of connecting cylinder flange upper and lower portion, top, for measuring the vibration of tower cylinder, the severe impact such as hurricane, earthquake are reported to the police.
As shown in Figure 2,3, 4, on the connecting cylinder flange of top, be provided with the upper suspension arm 9 that extend at Xiang Tatong center, on the connecting cylinder flange of bottom, be provided with the bottom suspension arm 10 that extend at Xiang Tatong center, upper suspension arm 9 with bottom suspension arm 10 for being oppositely arranged, and on same perpendicular line.One end of upper suspension arm 9 is fixed on the connecting cylinder flange of top, the unsettled setting of the other end, on upper suspension arm 9, be provided with sensor group 6 and vibration transducer 8, sensor group 6 is measured pitch angle and acceleration to tower cylinder, vibration transducer 8 detects the Vibration Condition that tower cylinder is subject to, judge whether to be subject to the severe impact such as hurricane, earthquake, report to the police, notify relevant staff to process accordingly.One end of bottom suspension arm 10 is fixed on the connecting cylinder flange of bottom, and the unsettled setting of the other end is provided with direction sensor 7 and vibration transducer 8 on bottom suspension arm 10.The position that direction sensor arranges is corresponding with the position that sensor group arranges, when sensor group 6 is measured tower cylinder angle of inclination, direction sensor 7 is measured the vergence direction of the tower cylinder in this inclination angle, obtain accurately the angle and direction that tower cylinder tilts, better, for the inclination of tower cylinder positions, facilitate staff's maintenance, repairing.On upper suspension arm 9 and bottom suspension arm 10, be equipped with vibration transducer 8, vibration transducer 8 detects respectively the Vibration Condition of top connecting cylinder and bottom connecting cylinder, convenient judgement is which section connecting cylinder vibrates, for slight Vibration Condition, staff can take appropriate measures for the connecting cylinder that vibration occurs; For the vibration such as hurricane, earthquake, staff can take appropriate measures for whole connecting cylinder; And can improve the accuracy of vibration transducer, better detect the vibration of tower cylinder, also can prevent one of them vibration transducer cisco unity malfunction time, cannot detect tower cylinder and vibrate the tower cylinder causing and damage, tilt, collapse.
As shown in Figure 2,3, 4, in order to improve the sensitivity of sensor, the data that ensure sensor measurement are more accurate, sensor group 6 is arranged on the end of upper suspension arm away from flange, direction sensor 7 is arranged on the end of bottom suspension arm away from flange, and vibration transducer 8 is separately positioned on the center position of upper suspension arm, the center position of bottom suspension arm.
As shown in Figure 2,3, 4, upper suspension arm 9, bottom suspension arm 10 are respectively equipped with several, and every pair of upper suspension arm 9 is and is oppositely arranged with bottom suspension arm 10, on same perpendicular line.On each upper suspension arm, be equipped with a sensor group 6 and a vibration transducer 8, be equipped with a direction sensor 7 and a vibration transducer 8 on the suspension arm of each bottom, sensor group 6 is corresponding with the position that direction sensor 7 arranges.Upper suspension arm 9 is uniformly distributed along the circumferencial direction of top connecting cylinder flange, and bottom suspension arm 10 is uniformly distributed along the circumferencial direction of bottom connecting cylinder flange.
Direction sensor 7 on sensor group 6, bottom suspension arm on upper suspension arm evenly arranges along the internal diameter of tower cylinder, can detect the tilt condition in each orientation of tower cylinder, and the direction tilting is determined.Some sensor groups 6, some direction sensors 7 play the effect of multiple protective; when one of them sensor breaks down, when cisco unity malfunction; other sensor can be proceeded measurement data; effectively avoid omission, the mistake of the data that cause because of the fault of sensor, caused the inclination monitoring of tower cylinder to be affected.Some vibration transducers 8 are uniformly distributed along the circumference of flange direction of tower cylinder, can detect the vibration of all directions, thereby judge that whether the data that sensor group, direction sensor record in the time of this direction are accurate, and detect tower cylinder and whether be subject to violent impact, avoid the tower cylinder that severe impact causes inclination, damage, collapse.In same direction, on the suspension arm of upper suspension arm upper and lower part, be equipped with vibration transducer, this side up while detecting the vibration of tower cylinder, the vibration detection of avoiding one of them vibration transducer normally to work causing is inaccurate.
As shown in Figure 4, top connecting cylinder flange is provided with some bolts hole 11, between adjacent two bolts hole, is fixed with upper suspension arm 9; Bottom connecting cylinder flange is provided with some bolts hole 11, between adjacent two bolts hole, is fixed with bottom suspension arm 10.Upper suspension arm 9 for be arrangeding in parallel, and has a spacing between the two with bottom suspension arm 10.
As shown in Figure 2,3, sensor group 6 comprises inclination sensor 12 and acceleration transducer 13, inclination sensor 12 is for measuring the pitch angle of connecting cylinder, acceleration transducer 13 is for measuring the acceleration of connecting cylinder, calculate accordingly according to the pitch angle measuring, acceleration, draw the inclination and distortion curve of tower cylinder.
As shown in Figure 2, acceleration transducer 13 is arranged on inclination sensor 12, superposes and is arranged on the end away from flange of upper suspension arm with inclination sensor 12.
As shown in Figure 3, can also be that acceleration transducer 13 is adjacent setting with inclination sensor 12, forms a combination, is arranged on the end away from flange of upper suspension arm.
As shown in Figure 1,5, inclination and distortion monitoring device also comprises transceiver controller 14, data collector 15 and control center 16, and transceiver controller 14 is for receiving, send the data-signal being obtained by sensor group; Data collector 15 is for collecting data-signal; The data that data collector is collected by control center 16 are carried out corresponding computing, draw the inclination and distortion equation of tower cylinder, determine the inclination and distortion curve of tower cylinder.At least be provided with one in the inside of tower cylinder and store platform 17, store platform 17 and can be arranged on top or the bottom of two connecting cylinder flanges that contact.Transceiver controller 14, data collector 15 are all fixed on and store on platform 17.
As shown in Figure 1,5, some sensor groups 6, some direction sensors 7 and some vibration transducers 8 are connected with transceiver controller 14 by sensor connecting line respectively, transceiver controller 14 is connected with data collector 15 by connecting line, the data-signal of acquisition is transferred in data collector 15, data-signal is collected and gathered.Data collector 15 is connected with control center 16 by connecting line again, and the data-signal of collection is calculated, processed.
Inclination sensor 12, acceleration transducer 13, direction sensor 7, vibration transducer 8, transceiver controller 14, data collector 15 and control center 16 also can adopt the device with wireless transmission function, send data to control center 16 by transmission of wireless signals.Transceiver controller 14 can be for having the RF transceiver controller of less radio-frequency function.
As shown in Figure 5, control center 16 comprises data computing unit 18, curve acquisition unit 19 and filtering noise reduction unit 21.Data computing unit 18, for calculating the inclination and distortion equation of tower cylinder according to the data-signal of data collector collection; Curve acquisition unit 19, for according to the inclination and distortion equation of tower cylinder, determines the inclination and distortion curve of tower cylinder; Filtering noise reduction unit 21, carries out low-pass filtering to the data of each sensor measurement, reduces high frequency noise and disturbs, and improves the accuracy of measurement data.In control center, filtering noise reduction unit 21 is connected with data computing unit 18 by connecting line, and data-signal is carried out to filtering noise reduction process, guarantees that the deformation equation that data calculate is more accurate.Data computing unit 18 is connected with curve acquisition unit 19 by connecting line, and the inclination and distortion equation obtaining according to data computing unit obtains inclination and distortion curve.
As shown in Figure 5, control center 16 goes back involving vibrations detecting unit 20 and alarm unit 22.Vibration detecting unit 20, detects according to the data-signal of vibration transducer, judges whether to report to the police; Alarm unit 22, reports to the police according to the judgement of vibration detecting unit.Vibration detecting unit 20 is connected by connecting line with alarm unit 22, and the data-signal being transmitted by data collector 15 is through the detection of vibration detecting unit, and after vibration is analyzed to judgement, alarm unit 22 is reported to the police.
When tower cylinder suffers from hurricane, when the severe impact of earthquake etc., data-signal is delivered to control center 16 by vibration transducer 8, the vibration detecting unit 20 of control center is through logic judgement, in the time being judged to be severe impact, send warning message to alarm unit 22, relevant staff makes corresponding processing according to warning message, simultaneously, also inform the angle of inclination of the tower cylinder that staff now obtains, acceleration, directional data may be inaccurate, the deformation curve of the tower cylinder drawing is thus also inaccurate, so that staff processes the tower cylinder deformation curve of now measuring.
In the time utilizing above-mentioned inclination sensor 12 and acceleration transducer 13 to measure the inclination and distortion of tower cylinder, can, according to the value in the multiple moment that measure, determine the deflection of tower cylinder.Particularly, wind load suffered tower cylinder is divided into three parts, the wind load that is respectively static wind load, quasi-static wind load (being that wind speed changes wind load slowly) and changes fast, accordingly, by the distortion of tower cylinder, can resolve into and the stack of the distortion under above-mentioned different wind loads, be decomposed into static deformation, quasistatic distortion and dynamic deformation three parts by the distortion of tower cylinder, this three parts deformational overprint just can obtain the distortion of tower cylinder.
According to the pitch angle measuring and acceleration, obtain static deformation amount, quasistatic deflection and dynamic deformation amount, and determine the inclination and distortion equation of tower cylinder, X (h, t)=(t) h of m+n △ according to static deformation amount, quasistatic deflection and dynamic deformation amount
r+ ch
scos ω △ t, wherein, △ t=t-t
0, for measuring the moment t t zero hour in relative measurement cycle
0time increment; X (h, t) is the deformation equation of tower cylinder, and the h At The Height of tower cylinder is at the horizontal displacement in t moment; (t) h of m+n △
rfor the static quasistatic deformation equation of tower cylinder, ch
scos ω △ t is the dynamic deformation equation of tower cylinder; M is the static deformation amount of tower cylinder, and n is the quasistatic deflection of tower cylinder, and r is static deformation index, and ω, s, c are dynamic deformation amount, kept stable in one-period.According to the inclination and distortion equation of tower cylinder, determine the inclination and distortion curve of tower cylinder again.
The utility model skew deformation amount of tower of wind generating set monitoring device, on tower drum flange, be provided with suspension arm, on upper suspension arm, be provided with sensor group 6, measure pitch angle and the acceleration of tower cylinder, and then the inclination and distortion equation of definite tower cylinder, obtain the real inclination and distortion curve of tower cylinder, improved the accuracy that tower cylinder inclination and distortion is measured, measurement result accuracy is high.On bottom suspension arm 10, the position corresponding with sensor group is provided with direction sensor 7, measures the concrete vergence direction at tower cylinder pitch angle, facilitates staff to safeguard, repair.On upper suspension arm 9, bottom suspension arm 10, be respectively equipped with vibration transducer 8, the vibration of tower cylinder is detected, in the time running into the severe impact such as hurricane, earthquake, can take measures in time, avoid the damage of tower cylinder, and can judge that whether the data that sensor obtains are accurate.Sensor group 6, direction sensor 7, vibration transducer 8 are respectively arranged with several, not only improve the sensitivity of measuring, and when a sensor breaks down cisco unity malfunction therein, other sensor can normally be worked, and has avoided omission, the mistake of measurement data; And device is simple, and cost is low.
The above is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, but not in order to limit the utility model, any technician who is familiar with this patent is not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned prompting to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of the utility model scheme.
Claims (8)
1. a skew deformation amount of tower of wind generating set monitoring device, be arranged on the inside of tower cylinder, described tower cylinder (1) comprises at least two connecting cylinders, two connecting cylinders that contact are top connecting cylinder (2) and bottom connecting cylinder (3), be respectively equipped with flange (4) in the end of described top connecting cylinder and the end of bottom connecting cylinder, by bolt (5), the flange on two connecting cylinders is fixedly connected with, it is characterized in that, described inclination and distortion monitoring device comprises the some sensor groups (6) that are arranged on the connecting cylinder flange of top, be arranged on direction sensor (7) and some vibration transducers (8) of the some definite tower cylinder vergence direction on the connecting cylinder flange of bottom, the position that described sensor group arranges is corresponding with the position that direction sensor arranges, described some vibration transducers (8) are disposed on the connecting cylinder flange of connecting cylinder flange upper and lower portion, top.
2. a kind of skew deformation amount of tower of wind generating set monitoring device according to claim 1, it is characterized in that, on the flange of described top connecting cylinder, be provided with the upper suspension arm (9) that extend at Xiang Tatong center, the flange of described bottom connecting cylinder is provided with the bottom suspension arm (10) that extend at Xiang Tatong center, described upper suspension arm (9) and bottom suspension arm (10) are arranged on same perpendicular line, on described upper suspension arm (2), be provided with sensor group (6) and vibration transducer (8), on bottom suspension arm (10), be provided with direction sensor (7) and vibration transducer (8), the setting position of described direction sensor is corresponding with the setting position of sensor group.
3. a kind of skew deformation amount of tower of wind generating set monitoring device according to claim 2, it is characterized in that, described upper suspension arm (9), bottom suspension arm (10) is respectively equipped with several, the every pair of upper suspension arm and bottom suspension arm are all arranged on same perpendicular line, on each upper suspension arm, be equipped with a sensor group (6) and a vibration transducer (8), on the suspension arm of each bottom, be equipped with a direction sensor (7) and a vibration transducer (8), described sensor group (6) is corresponding with the position that direction sensor (7) arranges, described upper suspension arm (9), bottom suspension arm (10) is respectively along top connecting cylinder flange, the circumferencial direction of bottom connecting cylinder flange is uniformly distributed.
4. a kind of skew deformation amount of tower of wind generating set monitoring device according to claim 2, it is characterized in that, described sensor group (6) is arranged on the end of upper suspension arm away from flange, described direction sensor (7) is arranged on the end of bottom suspension arm away from flange, and described vibration transducer (8) is separately positioned on the center position of upper suspension arm, bottom suspension arm.
5. a kind of skew deformation amount of tower of wind generating set monitoring device according to claim 2, it is characterized in that, described top connecting cylinder flange is provided with some bolts hole (11), between adjacent two bolts hole, be fixed with upper suspension arm (9), described bottom connecting cylinder flange is provided with some bolts hole (11), between adjacent two bolts hole, be fixed with bottom suspension arm (10), described upper suspension arm (9) and bottom suspension arm (10) be for be arrangeding in parallel, and have a spacing.
6. a kind of skew deformation amount of tower of wind generating set monitoring device according to claim 1, it is characterized in that, described sensor group (6) comprises inclination sensor (12) and acceleration transducer (13), it is upper that described acceleration transducer (13) is arranged on inclination sensor (12), or described acceleration transducer (13) and the adjacent setting of inclination sensor (12).
7. a kind of skew deformation amount of tower of wind generating set monitoring device according to claim 1, it is characterized in that, described inclination and distortion monitoring device also comprises the transceiver controller (14) of reception/transmission sensor data signal, the data collector (15) that data-signal is collected and control center (16), described sensor group (6), direction sensor (7) and vibration transducer (8) are all connected with transceiver controller (14), and described transceiver controller (14) is connected with control center (16) by data collector (15).
8. a kind of skew deformation amount of tower of wind generating set monitoring device according to claim 7, it is characterized in that, in tower cylinder, be at least provided with one and store platform (17), described top or the bottom that stores platform (17) and be arranged on two the connecting cylinder flanges that contact, is provided with transceiver controller (14) and data collector (15) described storing on platform (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140285.4U CN203785660U (en) | 2014-03-26 | 2014-03-26 | Wind turbine tower cylinder inclination deformation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140285.4U CN203785660U (en) | 2014-03-26 | 2014-03-26 | Wind turbine tower cylinder inclination deformation monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203785660U true CN203785660U (en) | 2014-08-20 |
Family
ID=51321838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420140285.4U Expired - Fee Related CN203785660U (en) | 2014-03-26 | 2014-03-26 | Wind turbine tower cylinder inclination deformation monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203785660U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535353A (en) * | 2015-01-05 | 2015-04-22 | 湖南科技大学 | Wind turbine generator dynamic characteristic simulation experiment device adjustable in inclination installation angle |
| CN106248049A (en) * | 2016-08-31 | 2016-12-21 | 上海应谱科技有限公司 | Wind turbines tower foundation uneven settlement off-line checking method and on-line monitoring method |
| DE102018208689A1 (en) * | 2018-06-01 | 2019-12-05 | Eolotec Gmbh | Method and device for determining a load or aging of a component |
-
2014
- 2014-03-26 CN CN201420140285.4U patent/CN203785660U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535353A (en) * | 2015-01-05 | 2015-04-22 | 湖南科技大学 | Wind turbine generator dynamic characteristic simulation experiment device adjustable in inclination installation angle |
| CN104535353B (en) * | 2015-01-05 | 2017-05-17 | 湖南科技大学 | Wind turbine generator dynamic characteristic simulation experiment device adjustable in inclination installation angle |
| CN106248049A (en) * | 2016-08-31 | 2016-12-21 | 上海应谱科技有限公司 | Wind turbines tower foundation uneven settlement off-line checking method and on-line monitoring method |
| DE102018208689A1 (en) * | 2018-06-01 | 2019-12-05 | Eolotec Gmbh | Method and device for determining a load or aging of a component |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20180326 |