CN107762737A - The inspection system and method for wind generator set blade lightning-protection system - Google Patents
The inspection system and method for wind generator set blade lightning-protection system Download PDFInfo
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- CN107762737A CN107762737A CN201610683815.3A CN201610683815A CN107762737A CN 107762737 A CN107762737 A CN 107762737A CN 201610683815 A CN201610683815 A CN 201610683815A CN 107762737 A CN107762737 A CN 107762737A
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- generator set
- wind generator
- lightning
- protection system
- blade
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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 invention discloses a kind of inspection system of wind generator set blade lightning-protection system, including：Mobile unit, for being moved between connecing device in the sudden strain of a muscle of the root of wind generator set blade and blade tip；Observation unit, it is arranged in the mobile unit, for returning the image of observation；Control unit, for mobile unit described in remote control and observation unit, and show the image of the observation unit passback.The system can carry out the detection of high accuracy, high efficiency, low cost to the lightning-protection system of wind generator set blade, so as to effectively solve deficiency existing for telescope and hanging basket detection mode.The invention also discloses a kind of inspection method of wind generator set blade lightning-protection system.
Description
Technical field
The present invention relates to technical field of wind power, is more particularly to used to examine the lightning-protection system of wind generator set blade
The system looked into.
Background technology
Currently, just reply climate change international cooperation and development clean energy resource are reached common understanding for countries in the world.And wind-powered electricity generation is
Most possesses the energy mode as large-scale application in regenerative resource.
Wind power generating set is installed in relative eminence more, to obtain more wind energies；With the development of wind-powered electricity generation, blower fan
Tower height more and more higher, blade is also increasingly longer, and this causes wind power generating set easily by thunderbolt.In order to avoid straight
Danger caused by thunder is hit, the lightning protection of generally use blade and nacelle rear lightning protection two ways thunder and lightning actively is imported into the earth.
The lightning-protection system of each blade includes：Sudden strain of a muscle no less than one connects device, lightning protection downlead；Wherein dodge connect device be used for will
Thunder and lightning is directed at this, so as to avoid thunderbolt to other positions of blade；Lightning protection downlead collects for that will dodge to connect at device
Thunder and lightning is quickly guided to export thunder and lightning by the ground wire of unit outside blade.
Fig. 1 is refer to, Fig. 1 is the rough schematic view of blade lightning-protection system.
Connect device 1 as illustrated, dodging and be located at the most advanced position of blade, it is connected with blade lightning protection downlead 2, downlead 2 and
Cabin equipotential busbar 3 is connected by cable and equipment 5 (can be other conductors), and thunder and lightning is arranged and imported by ground wire 4 from equipotential
Greatly.
The sudden strain of a muscle of blade tip connects device 1 due to being in the most advanced of blade, can not be directly adjacent to so that dodges the outward appearance for connecing device checking
When, it can only be checked or measured by way of station is outside the window 14 of nacelle top using telescope or hanging basket, this is just
Cause：
If using telescope, easily influenceed by uncertain factors such as weather, eyesights, testing result is not accurate enough；
If using hanging basket, need to use large-scale crane to hang hanging basket and operated, by the vertical position of blower fan institute is mostly inclined
Distant mountain area or desert and Gobi, this make it that maintenance cost is too high.
Therefore, the defects of how overcoming above-mentioned detection mode to exist, it is that the technology that those skilled in the art need to solve is asked
Topic.
The content of the invention
It is an object of the invention to provide a kind of inspection system of wind generator set blade lightning-protection system.The system can be right
The lightning-protection system of wind generator set blade carries out the detection of high accuracy, high efficiency, low cost, so as to efficiently solve above-mentioned skill
Art problem.
It is a further object of the present invention to provide a kind of inspection method of wind generator set blade lightning-protection system.
To achieve the above object, the present invention provides a kind of inspection system of wind generator set blade lightning-protection system, including：
Mobile unit, for terminad to be moved to and examined to lightning protection part from root on the blade of wind power generating set
The position of survey；
Observation unit, located at the mobile unit；The observation unit has adjustable regard relative to the mobile unit
The free degree at angle；
Control unit, for mobile unit described in remote control and observation unit；Described control unit is provided with control flow, with
The mobile unit and observation unit are operated, and show the image of the observation unit passback.
Preferably, lightning protection detection unit is further comprised, its first detection probe with the first wire is located at the shifting
Moving cell, its second detection probe with the second wire are used for the lower lead for connecting the lightning protection part.
Preferably, first detection probe in the mobile unit have relative to the blade vertical movement from
By spending.
Preferably, the observation unit is installed on the mobile unit by first mechanical arm；The first mechanical arm is
At least three stage structure, it has at least two nodes, can move freely rotation, so that the observation unit can be from any
Angle images.
Preferably, first detection probe is installed on the mobile unit by second mechanical arm；Second machinery
Arm can move up and down, to drive first detection probe perpendicular to the blade movement.
Preferably, the lightning protection detection unit is resistance test instrument, bridge test instrument or microhmmeter tester.
Preferably, further comprise protecting rope；One end of the protection rope is connected to the mobile unit, the other end
It is connected to the cabin of the wind power generating set.
Preferably, the mobile unit is what can be climbed or advance in the tower of the wind power generating set and blade
Robot.
Preferably, the artificial suction type robot of the machine, it is provided with negative-pressure vacuum adsorption element, to climb or advance
When be absorbed and fixed on the blade.
Preferably, the robot of the machine artificially wired control and power supply.
To realize above-mentioned second purpose, the present invention provides a kind of inspection method of wind generator set blade lightning-protection system,
Including：
The inspection system of the wind generator set blade lightning-protection system described in any of the above-described is disposed in wind power generating set
System；
The mobile unit of inspection system described in remote control is from the root motion of wind generator set blade to blade tip
Sudden strain of a muscle connect device；
Observation unit is observed described in remote control, and returns the image of observation；
The image of passback is shown, and judges that the sudden strain of a muscle connects whether device is in normal condition according to the image.
The inspection system and method for wind generator set blade lightning-protection system provided by the present invention is provided with mobile unit, this
Mobile unit can carry observation unit and be run from root of blade terminad to the position detected to lightning protection part (connecing device as dodged)
Put, so as to be detected by way of shooting to lightning protection part, its control unit can not only control mobile unit and observation
Unit, but also the image that observation unit is passed back can be shown, staff is by observing whether image can determine whether lightning protection part
In normal condition, compared with traditional detection mode, this system bulk is small, in light weight, is easy to carry, and does not produce cost of transportation,
The employment expenses of crane can be reduced, while are shortened due to the loss of time caused by crane transition, reduce spider-man or other maintenances
The input cost of personnel, facilitate the detection of blade lightning-protection system so that the detection of blade lightning-protection system is no longer difficult, and can be significantly
The security risk of reduction personnel.
In a kind of preferred scheme, lightning protection detection unit is further provided with, its first detection probe is located at described mobile single
Member, the second detection probe are used for the downlead for connecting the lightning protection part.In this way, can be whole to be detected by lightning protection detection unit
The electric property of individual lightning-protection system, the electric parameters that operating personnel obtain according to detection, can accurately it judge whole anti-
Whether thunder system is in normal condition, so that detection is more comprehensively and in place, is combined, can show with observation unit testing result
Write the accuracy for improving detection.
Brief description of the drawings
Fig. 1 is the rough schematic view of blade lightning-protection system；
Fig. 2 is that a kind of structure of the inspection system of wind generator set blade lightning-protection system disclosed in the embodiment of the present invention is shown
It is intended to；
Fig. 3 is the partial enlarged drawing of mobile unit shown in Fig. 2；
Fig. 4 is the structure of the inspection system of another wind generator set blade lightning-protection system disclosed in the embodiment of the present invention
Schematic diagram.
In figure：
1. sudden strain of a muscle connects, the equipotential busbar 4. of 2. downlead of device 3. is grounded 5. cables and the cabin 12. of equipment 11. controls
The camera of 101. suction type robot of device 13. resistance test instrument, 14. window, 15. blade, 102. first mechanical arm 103.
104. the wire 202. of 105. first wire of second mechanical arm 106. second protects the fixing point 203. second of rope 201. first
Fixing point
Embodiment
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Fig. 2 is refer to, Fig. 2 is a kind of inspection system of wind generator set blade lightning-protection system disclosed in the embodiment of the present invention
The structural representation of system.
As illustrated, in a kind of embodiment, wind generator set blade lightning-protection system provided by the present invention
Inspection system, be mainly made up of suction type robot 101, camera 103, resistance test instrument 13, controller 12 etc..
Suction type robot 101 is used to move to from root terminad on the blade 15 of wind power generating set connects device to sudden strain of a muscle
1 position detected, it is provided with negative-pressure vacuum adsorption element, to be absorbed and fixed in climbing or traveling on blade 15.Example
Such as, this robot can be provided with left leg and right leg (quantity can be one or more), and under left leg and right leg and blade contact
The sucker that can be vacuumized is installed at end respectively, and walking can be climbed in the tower of generating set and blade 15.When stepping left leg
After being contacted with blade 15, sucker starts to vacuumize, and firmly adsorbs on blade 15, then steps right leg and blade contact, inhales
Disk starts to vacuumize, and firmly adsorbs on blade 15, then, the sucker and atmosphere of left leg, lays down absorption affinity, so that after
It is continuous to stride forward, so alternately, you can realize the purpose climbed or advanced on blade 15.Because the other parts of robot are adopted
It can be achieved with existing robot technology, therefore, just not reinflated description here.
Certainly, in addition to suction type robot, mobile unit can also be other kinds of robot or can be in leaf
The intelligent controlling device climbed, advanced on piece 15.For example, can be two row's elastic conducting wheels of Robot Design or so as travel section
Part, two row's elasticity guide wheels are in the same plane, and respectively positioned at the left and right sides of the thickness direction of blade 15, blade 15 is clamped in
Centre, when guide wheel rotates, robot can be to advance, as the thickness of blade 15 gradually becomes from root terminad on blade 15
Narrow, under elastic force effect, the spacing of two side guide wheels also becomes narrow gradually, and so as to be maintained on blade 15 all the time, equally can
Realize the purpose climbed or advanced on blade 15.
Please also refer to Fig. 3, Fig. 3 is the partial enlarged drawing of mobile unit shown in Fig. 2.
As illustrated, camera 103 is high-definition camera, the image of high definition can be transmitted, it is located at suction type robot 101
On, the free degree with regulatable vision angle in suction type robot 101.Specifically, camera 103 passes through first mechanical arm
102 are installed on suction type robot 101, and first mechanical arm 102 is three stage structure, and it has two nodes, can freely move
Dynamic rotation, so that camera 103 can be shot from any angle.
Resistance test instrument 13 is provided with the first detection probe and the second detection probe (being metal probe), and the first detection is visited
Head is arranged in suction type robot 101, is connected with resistance test instrument 13 by the first wire 105, had relative to blade 15
There is the free degree of vertical movement, the downlead 2 that the second detection probe connects lightning-protection system by the second wire 106 (is embedded in leaf
In piece).
Specifically, the first detection probe is installed on suction type robot 101, second mechanical arm by second mechanical arm 104
104 can move up and down, to drive the first detection probe to be moved perpendicular to blade 15.
The main function of first detection probe and the second detection probe be used to detect sudden strain of a muscle and connect device 1 and lightning protection downlead 2 be
No intact, the end of two probes is equipped with threading hole, and the first wire 105 and the second wire 106 can be directly anchored to threading hole
Interior, resistance test instrument 13 is provided with straight cutting dead slot, and the first wire 105 and the second wire 106 are inserted directly into and can both used.
Controller 12 is used for remote control suction type robot 101 and camera 103, and it is provided with control flow, with to negative pressure
Formula robot 101 and camera 103 are operated, and show the image that camera 103 returns, due to using general controls technology
It can be achieved, just not reinflated description here.
When needing detection, the suction type robot 101 connected is released from the window 14 at the top of cabin 11, passes through control
The remote control of device 12 processed, the first wire 105 is voluntarily climbed and reached where blade 15 top dodges and connect device 1 in tow for suction type robot 101
Region, then, moved vertically using second mechanical arm 104 so that the first detection probe and sudden strain of a muscle, which connect device 1 and contacted, (can be used and take the photograph
As whether first 103 inspection reality touch)；Then, staff is tested in cabin 11 using resistance test instrument 13,
Side is connected to the bearing of lightning protection downlead 2 at blade root by the second wire 106 and the second detection probe, and opposite side passes through
One wire 105 and the second detection probe are connected to sudden strain of a muscle and connect device 1, check whether the result that resistance test instrument 13 is measured is allowing model
In enclosing, you can judge whether lightning-protection system is in normal condition.
If without using metal probe, only check that sudden strain of a muscle connects whether the outward appearance of device 1 is intact to judge lightning-protection system by operator control panel
Whether normal condition is in.
Fig. 4 is refer to, Fig. 4 is the inspection of another wind generator set blade lightning-protection system disclosed in the embodiment of the present invention
The structural representation of system.
In another embodiment, in addition to the safeguard procedures of personnel, mobile unit safeguard procedures are additionally provided.
Because suction type robot 101 is present due to dead electricity or due to being slid caused by the influence of other particular surroundings, because
This needs to carry out protection.As shown in figure 4, one end of protection rope 202 is fixed on suction type machine by the first fixing point 201
The afterbody of device people 101, the other end part of rope 202 is protected to be fixed on by the second fixing point 203 in the outside of cabin 11.When negative
Pressure type robot 101 is due to that when a variety of causes slides, can protect the not Crater face of suction type robot 101, injure equipment by a crashing object
Or the personnel of bottom of towe.
Explanation is needed exist for, the protection wire 105 of rope 202 and first can merge use, use a kind of reinforced belt
The cable of outer protection so that the first wire 105 can be born because suction type robot 101 slides caused impulsive force, together
Sample can realize protection purpose.
As described above, in whole detection process, operating personnel are in the engine room inside of Wind turbines, so as to avoid
Personnel go out the risk of cabin operation, thus without employing large-scale crane equipment, or allow spider-man in machine extravehicular work, can be with
It is a large amount of cost-effective, and reduce field operation risk so that blade tip lightning-protection system is fast and accurately detected.
Above-described embodiment is only the preferred scheme of the present invention, is specifically not limited thereto, on this basis can be according to reality
Need to make with targetedly adjusting, so as to obtain different embodiments.For example, the lightning protection detection unit can be electricity
Bridge tester or microhmmeter tester；Or the robot of the machine artificially wired control and power supply, to strengthen machine
Endurance (remote robot is power using internal cell, and wired control machine people can be with external power supply) of people etc..
Because mode in the cards is more, just no longer illustrate one by one here.
Except above-mentioned inspection system, the present invention also provides a kind of inspection method of wind generator set blade lightning-protection system,
Including：
S01：Camera 103 is located at suction type robot 101；
S02：By the remote control suction type robot 101 of controller 12 from the root motion of wind generator set blade to
The sudden strain of a muscle of blade tip connects device 1；
S03：Shot by the remote control camera 103 of controller 12, and return the image of shooting；
S04：The image of passback is shown on the screen of controller 12, and judges that whether sudden strain of a muscle connects device 1 in just according to image
Normal state.
Further, in step S01, camera 103 is arranged on suction type robot 101 by first mechanical arm 102
On, camera 103 is shot from any angle.
Further, in step S01, the first detection probe is arranged on suction type robot by second mechanical arm
On 101, it is connected, the second detection probe is connected by the second wire 106 anti-with resistance test instrument 13 by the first wire 105
The downlead 2 of thunder system.
Further, in addition to step S05, in step S05, the remote control second mechanical arm 104 of controller 12 is passed through
Vertical movement, is made the first detection probe connect device 1 with sudden strain of a muscle and contacted, tested using resistance test instrument 13, check resistance test
The result that instrument 13 is measured judges whether lightning-protection system is in normal condition whether in allowed band.
The inspection system and method for wind generator set blade lightning-protection system provided by the present invention has been carried out in detail above
It is thin to introduce.Specific case used herein is set forth to the principle and embodiment of the present invention, and above example is said
It is bright to be only intended to help the core concept for understanding the present invention.It should be pointed out that for those skilled in the art,
Under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification
Fall into the protection domain of the claims in the present invention.
Claims (10)
- A kind of 1. inspection system of wind generator set blade lightning-protection system, it is characterised in that including：Mobile unit, for being moved between connecing device in the sudden strain of a muscle of the root of wind generator set blade and blade tip；Observation unit, it is arranged in the mobile unit, for returning the image of observation；Control unit, for mobile unit described in remote control and observation unit, and show the described of the observation unit passback Image.
- 2. the inspection system of wind generator set blade lightning-protection system according to claim 1, it is characterised in that further Including lightning protection detection unit, it includes carrying the first wire of the first detection probe and second with the second detection probe is led Wherein, first detection probe connects device to line for connecting the sudden strain of a muscle；Second detection probe connects device for connecting the sudden strain of a muscle Downlead.
- 3. the inspection system of wind generator set blade lightning-protection system according to claim 1 or 2, it is characterised in that institute Observation unit is stated to be arranged in the first mechanical arm of the mobile unit.
- 4. the inspection system of wind generator set blade lightning-protection system according to claim 3, it is characterised in that described One mechanical arm is at least three stage structure, and it has at least two nodes, and every section can move freely rotation, so that the sight Examining unit can shoot from any angle.
- 5. the inspection system of wind generator set blade lightning-protection system according to claim 2, it is characterised in that described One detection probe connects the mobile unit by the second mechanical arm of the mobile unit.
- 6. the inspection system of wind generator set blade lightning-protection system according to claim 5, it is characterised in that described Two mechanical arms can move up and down, to drive first detection probe perpendicular to the blade movement.
- 7. the inspection system of the wind generator set blade lightning-protection system according to any one of claim 2 to 6, its feature exist In the lightning protection detection unit is resistance test instrument, bridge test instrument or microhmmeter tester.
- 8. the inspection system of the wind generator set blade lightning-protection system according to any one of claim 1 to 7, its feature exist In, further comprise protect rope；One end of the protection rope is connected to the mobile unit, and the other end is connected to the wind The cabin of power generator group.
- 9. the inspection system of the wind generator set blade lightning-protection system according to any one of claim 1 to 6, its feature exist In the mobile unit is the robot that can be climbed or advance in the tower of the wind power generating set and/or blade.
- A kind of 10. inspection method of wind generator set blade lightning-protection system, it is characterised in that including：The inspection of the wind generator set blade lightning-protection system described in claim any one of 1-9 is disposed in wind power generating set System；Sudden strain of a muscle of the mobile unit of inspection system described in remote control from the root motion of wind generator set blade to blade tip Connect device；Observation unit is observed described in remote control, and returns the image of observation；The image of passback is shown, and judges that the sudden strain of a muscle connects whether device is in normal condition according to the image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610683815.3A CN107762737B (en) | 2016-08-17 | 2016-08-17 | The inspection system and method for wind generator set blade lightning-protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610683815.3A CN107762737B (en) | 2016-08-17 | 2016-08-17 | The inspection system and method for wind generator set blade lightning-protection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107762737A true CN107762737A (en) | 2018-03-06 |
| CN107762737B CN107762737B (en) | 2019-07-02 |
Family
ID=61262239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610683815.3A Active CN107762737B (en) | 2016-08-17 | 2016-08-17 | The inspection system and method for wind generator set blade lightning-protection system |
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| CN (1) | CN107762737B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112523970A (en) * | 2020-12-23 | 2021-03-19 | 浙江运达风电股份有限公司 | Equipment transfer mechanism between wind power engine room and blades and using method thereof |
| TWI724713B (en) * | 2019-01-28 | 2021-04-11 | 日商日立製作所股份有限公司 | Wind power plant blade inspection system, wind power system, wind farm remote integrated monitoring system |
| US11333132B2 (en) * | 2020-04-17 | 2022-05-17 | General Electric Company | System and method for lighting protection system inspection |
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| CN103499583A (en) * | 2013-10-11 | 2014-01-08 | 上海电机学院 | Crawling type device for detecting blade damage of wind generating set in real time |
| KR20140099339A (en) * | 2013-01-25 | 2014-08-12 | 삼성중공업 주식회사 | Blade maintanence robot of wind turbine |
| CN105372472A (en) * | 2014-08-14 | 2016-03-02 | 阿瓦隆有限责任公司 | Unmanned aerial device and method for performing a lightning protection measurement at a wind turbine |
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2016
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140099339A (en) * | 2013-01-25 | 2014-08-12 | 삼성중공업 주식회사 | Blade maintanence robot of wind turbine |
| CN103499583A (en) * | 2013-10-11 | 2014-01-08 | 上海电机学院 | Crawling type device for detecting blade damage of wind generating set in real time |
| CN105372472A (en) * | 2014-08-14 | 2016-03-02 | 阿瓦隆有限责任公司 | Unmanned aerial device and method for performing a lightning protection measurement at a wind turbine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI724713B (en) * | 2019-01-28 | 2021-04-11 | 日商日立製作所股份有限公司 | Wind power plant blade inspection system, wind power system, wind farm remote integrated monitoring system |
| US11333132B2 (en) * | 2020-04-17 | 2022-05-17 | General Electric Company | System and method for lighting protection system inspection |
| CN112523970A (en) * | 2020-12-23 | 2021-03-19 | 浙江运达风电股份有限公司 | Equipment transfer mechanism between wind power engine room and blades and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107762737B (en) | 2019-07-02 |
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Address after: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee after: Jinfeng Technology Co.,Ltd. Address before: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee before: XINJIANG GOLDWIND SCIENCE & TECHNOLOGY Co.,Ltd. |
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