CN114412723A - Online deformation flaw detection recognition system for blades of wind power generation - Google Patents
Online deformation flaw detection recognition system for blades of wind power generation Download PDFInfo
- Publication number
- CN114412723A CN114412723A CN202111640164.7A CN202111640164A CN114412723A CN 114412723 A CN114412723 A CN 114412723A CN 202111640164 A CN202111640164 A CN 202111640164A CN 114412723 A CN114412723 A CN 114412723A
- Authority
- CN
- China
- Prior art keywords
- flaw detection
- blade
- wind
- power generation
- wind turbine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 60
- 238000010248 power generation Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 238000012544 monitoring process Methods 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/80—Arrangement of components within nacelles or towers
- F03D80/82—Arrangement of components within nacelles or towers of electrical components
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/80—Arrangement of components within nacelles or towers
- F03D80/88—Arrangement of components within nacelles or towers of mechanical components
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
- F05B2270/806—Sonars
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
- F05B2270/808—Strain gauges; Load cells
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses an online deformation flaw detection recognition system for a blade of wind power generation, which comprises a strain gauge; a data acquisition instrument; a wind turbine monitoring computer; a data transmission device; a single wind farm monitoring center; the ultrasonic flaw detection equipment comprises a slide rail and a fixing plate, wherein the top of the fixing plate is fixedly connected with a winch, one side of the top of the fixing plate is fixedly connected with a fixed pulley, the surface of the slide rail is connected with a hanging box in a sliding manner, a steel cable is arranged in the winch, one end of the steel cable bypasses the fixed pulley and is fixedly connected with the top of the hanging box, the top of the inner wall of the hanging box is provided with a flaw detection host, a moving mechanism is also arranged in the hanging box, a detection head is arranged on the moving mechanism, and the flaw detection host is connected with the detection head through a lead. The online deformation flaw detection identification system for the wind power generation blade solves the problem that the existing blade is difficult to find in time due to small damage.
Description
Technical Field
The invention relates to the technical field of wind power generation maintenance, in particular to an online deformation flaw detection identification system for a blade of wind power generation.
Background
Wind energy is a clean renewable energy source, people pay more and more attention to the development and the utilization of the wind energy, the development and the utilization of the wind energy are mainly realized through wind power generation, the wind power generation is a process of converting kinetic energy of wind into electric energy, and the basic principle is that wind power is utilized to drive blades to rotate, and a generator is driven to generate electricity through electromagnetic induction. The wind blade is an important part of a wind generating set, and in the design of the wind blade, the wind blade is generally required to meet the service life of 20 years. However, in actual field operation, the wind turbine generator is easily damaged due to the operating characteristics of the wind turbine generator under the action of unsteady loads, and the reliability and the service life of the safe operation of the wind turbine generator are seriously influenced.
The existing method is basically maintained and checked regularly by manpower, but the tiny damage of the blade is difficult to find in time, and the tiny damage can be found only when the blade is damaged greatly, so that the establishment of an online deformation flaw detection recognition system is very necessary.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an online deformation flaw detection identification system for a wind power generation blade, which can realize flaw detection by using a flaw detector after excessive deformation of the blade is found, find problems in time and solve the problem that the existing blade is difficult to find in time due to small damage.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a wind power generation blade online deformation flaw detection recognition system comprises
A strain gauge mounted inside a wind blade;
the signal input end of the data acquisition instrument is connected with the strain gauge through a signal cable;
the wind turbine monitoring computer is arranged inside the wind turbine, and the data acquisition instrument transmits acquired signals into the wind turbine monitoring computer;
the data transmission equipment is arranged inside the wind turbine generator;
the single wind power plant monitoring center acquires a monitoring result processed in the wind turbine monitoring computer through data transmission equipment, and controls the wind turbine monitoring computer through the data transmission equipment;
the ultrasonic flaw detection equipment controls the ultrasonic flaw detection equipment to detect flaws of the blade, and feeds detection results back to the wind turbine monitoring computer;
the ultrasonic flaw detection device comprises a slide rail and a fixing plate, wherein the slide rail is arranged on a support column of the wind turbine generator, the fixing plate is arranged inside a case of the wind turbine generator, a winch is fixedly connected to the top of the fixing plate, a fixed pulley is fixedly connected to one side of the top of the fixing plate, a hanging box is connected to the surface of the slide rail in a sliding manner, a steel cable is arranged in the winch, one end of the steel cable bypasses the fixed pulley and is fixedly connected with the top of the hanging box, a flaw detection host is arranged at the top of the inner wall of the hanging box, a moving mechanism is further arranged in the hanging box, a detection head is arranged on the moving mechanism, the flaw detection host is connected with the detection head through a wire, a controller is further arranged at the top of the fixing plate, and the controller is connected with a monitoring computer of the wind turbine generator through a network cable.
Preferably, moving mechanism includes removal case and fixing support, removal case and hanging incasement wall sliding connection, the both sides of removal incasement portion are rotated and are connected with the live-rollers, the surface transmission of live-rollers is connected with the drive belt, the top of removal case is provided with the slip case, the bottom of slip case is connected with the fixed surface of drive belt, the slip incasement level is provided with electric telescopic handle, the detecting head sets up the expansion end at electric telescopic handle.
Preferably, one side of the top of the fixed support is fixedly connected with a driving motor, an output shaft of the driving motor is fixedly connected with a first gear, the other side of the top of the fixed support is rotatably connected with a second gear, the first gear is meshed with the second gear, a first rack is arranged on the surface of the transmission belt, second racks are arranged on two sides of the bottom of the movable box, the first gear is meshed with the second rack, and the first rack is meshed with the second gear.
Preferably, the interior of the hanging box is further provided with a drag chain, and a lead wire connected between the flaw detection host and the detection head is arranged in the drag chain.
Preferably, the top of the movable box is fixedly connected with a T-shaped slide rail, and the bottom of the sliding box is provided with a sliding groove matched with the T-shaped slide rail.
Preferably, sliding grooves are formed in two sides of the inner wall of the hanging box, sliding blocks are arranged on two sides of the moving box, and the sliding blocks are connected with the sliding grooves in a sliding mode.
Preferably, a protective cover is arranged on the surface of the sliding rail and positioned at the top end, and the hanging box can be accommodated in the protective cover.
Preferably, one side of the hanging box is fixedly connected with a pulley, and the pulley is in rolling connection with the sliding rail.
Preferably, the strain gauge is arranged at a weak structure position of the wind blade, the data acquisition instrument can also acquire wind speed and wind direction information through a sensor on the wind turbine, and the wind turbine monitoring computer analyzes and judges the acquired strain values and the current wind speed and wind direction information and judges whether the strain values at all positions are in a safe strain range under the current wind speed and the current wind direction.
Preferably, the transmission mode of the data transmission device includes satellite transmission, mobile network transmission, and optical fiber transmission.
(III) advantageous effects
The invention provides an online deformation flaw detection recognition system for a blade of wind power generation. The method has the following beneficial effects:
this kind of online deformation of wind power generation's blade identification system that detects a flaw through setting up the foil gage in wind blade inside, be connected the deformation degree that detects wind blade through data acquisition instrument and foil gage, carry out the analysis to the deformation degree through wind turbine generator system supervisory control computer, judge whether wind blade takes place excessive deformation, when taking place excessive deformation, detect a flaw to wind blade through ultrasonic inspection equipment, detect whether the inside crackle that takes place of wind blade, reached the purpose of tiny damage in time discovery.
Drawings
FIG. 1 is a block diagram of an on-line deformation inspection system according to the present invention;
FIG. 2 is a schematic view showing an installation position of the ultrasonic testing apparatus of the present invention;
FIG. 3 is a schematic view showing the overall structure of the ultrasonic testing apparatus of the present invention;
FIG. 4 is a schematic view of the internal structure of the hanging box of the present invention;
FIG. 5 is a schematic view of the connection structure of the sliding box and the movable box according to the present invention;
FIG. 6 is an enlarged view taken at A of FIG. 4 according to the present invention.
In the figure: 1-a wind turbine generator, 2-a slide rail, 3-a protective cover, 4-a fixed plate, 5-a winch, 6-a hanging box, 7-a fixed pulley, 8-a steel cable, 9-a moving box, 10-a rotating roller, 11-a transmission belt, 12-a sliding box, 13-a fixed support, 14-a driving motor, 15-a first gear, 16-a second gear, 17-a first rack, 18-a second rack, 19-a flaw detection host, 20-an electric telescopic rod, 21-a detection head, 22-a drag chain, 23-a T-shaped slide rail, 24-a slide groove, 25-a slide block, 26-a controller and 27-a pulley.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a wind power generation blade online deformation flaw detection recognition system comprises
The strain gauge is arranged at the weak structure position of the wind blade, and is an element for measuring strain, which is composed of a sensitive grid and the like. The working principle of the resistance strain gauge is based on the strain effect, that is, when a conductor or a semiconductor material is mechanically deformed under the action of external force, the resistance value of the conductor or the semiconductor material is correspondingly changed, and the phenomenon is called the strain effect.
And the signal input end of the data acquisition instrument is connected with the strain gauge through a signal cable, and the data acquisition instrument can also acquire wind speed and wind direction information through a sensor on the wind turbine generator.
The wind turbine monitoring computer is arranged inside the wind turbine, the data acquisition instrument transmits acquired signals into the wind turbine monitoring computer, and the wind turbine monitoring computer analyzes and judges acquired strain values at various positions and current wind speed and wind direction information and judges whether the strain values at various positions are within a safe strain range under the current wind speed and the current wind direction;
the data transmission equipment is arranged inside the wind turbine generator, and the transmission modes comprise satellite transmission, mobile network transmission and optical fiber transmission;
the single wind power plant monitoring center acquires a monitoring result processed in the wind turbine monitoring computer through data transmission equipment, and controls the wind turbine monitoring computer through the data transmission equipment;
the ultrasonic flaw detection equipment is used for controlling the ultrasonic flaw detection equipment to detect flaws of the blades, the blades to be detected on the wind turbine generator set are controlled to rotate to vertical positions by controlling the wind turbine generator set monitoring computer during detection, and the ultrasonic flaw detection equipment feeds detection results back to the wind turbine generator set monitoring computer.
Ultrasonic inspection equipment includes slide rail 2 and fixed plate 4, slide rail 2 sets up on the support column of wind turbine generator system 1, fixed plate 4 sets up the inside at wind turbine generator system 1 quick-witted case, top fixedly connected with hoist engine 5 of fixed plate 4, top one side fixedly connected with fixed pulley 7 of fixed plate 4, the surperficial sliding connection of slide rail 2 has hanging box 6, be provided with steel cable 8 in the hoist engine 5, the one end of steel cable 8 is walked around fixed pulley 7 and is hung box 6's top fixed connection, can realize hanging box 6 and reciprocate in slide rail 2 through hoist engine 5 work, the top of hanging box 6 inner wall is provided with flaw detection host computer 19, still be provided with the moving mechanism in hanging box 6, be provided with detecting head 21 on the moving mechanism, be connected through the wire between host computer 19 and the detecting head 21, utilize flaw detection host computer 19 and detecting head 21 to detect a flaw to deformation position.
The top of the fixing plate 4 is also provided with a controller 26, the controller 26 is connected with a wind turbine monitoring computer through a network cable, the wind turbine monitoring computer transmits the position information of the strain gauge with excessive deformation to the controller 26, the controller 26 moves the detection head 21 to the position of the strain gauge through the moving mechanism and the winch 5 according to the position information, detects flaws near the position, and feeds the detection structure back to the wind turbine monitoring computer through the controller 26.
Moving mechanism is including moving case 9 and fixing support 13, moving case 9 and 6 inner wall sliding connection of hanging case, the inside both sides of moving case 9 are rotated and are connected with live-rollers 10, the surface transmission of live-rollers 10 is connected with drive belt 11, the top of moving case 9 is provided with slip case 12, the bottom of slip case 12 is connected with the fixed surface of drive belt 11, the level is provided with electric telescopic handle 20 in the slip case 12, detecting head 21 sets up the expansion end at electric telescopic handle 20, removal through moving case 9 and drive belt 11 can drive and move about slip case 12, ensure that the detection range of detecting head 21 can cover the width of blade.
One side of the top of the fixed support 13 is fixedly connected with a driving motor 14, the driving motor 14 adopts a servo motor, the output shaft end of the driving motor 14 is fixedly connected with a first gear 15, the other side of the top of the fixed support 13 is rotatably connected with a second gear 16, the first gear 15 is meshed with the second gear 16, the surface of the transmission belt 11 is provided with a first rack 17, the two sides of the bottom of the movable box 9 are provided with second racks 18, the first gear 15 is meshed with the second racks 18, the first rack 17 is meshed with the second gear 16, the driving motor 14 drives the first gear 15 to rotate, the movable box 9 is driven to move by the meshing of the first gear 15 and the second gear 18, and the sliding box 12 can be driven to move in the same direction as the movable box 9 by the meshing of the first gear 15 and the second gear 16 and the meshing of the first rack 17 and the second gear 16, so that the detection head 21 can reach the detection position conveniently.
The interior of the hanging box 6 is also provided with a drag chain 22, and a lead wire connected between the flaw detection host 19 and the detection head 21 is arranged in the drag chain 22, so that the situation that the sliding box 12 is obstructed to move due to the winding of a cable is avoided.
The top of the movable box 9 is fixedly connected with a T-shaped slide rail 23, the bottom of the slide box 12 is provided with a slide groove matched with the T-shaped slide rail 23, the two sides of the inner wall of the hanging box 6 are provided with slide grooves 24, the two sides of the movable box 9 are provided with slide blocks 25, and the slide blocks 25 are connected with the slide grooves 24 in a sliding manner.
The surface of the slide rail 2 is provided with a protective cover 3 at the top end, and a hanging box 6 can be accommodated in the protective cover 3. The equipment of the hanging box 6 is protected.
One side of the hanging box 6 is fixedly connected with a pulley 27, and the pulley 27 is in rolling connection with the slide rail 2 to ensure the smooth up-and-down movement of the hanging box 6.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a wind power generation's online deformation of blade identification system that detects a flaw which characterized in that: comprises that
A strain gauge mounted inside a wind blade;
the signal input end of the data acquisition instrument is connected with the strain gauge through a signal cable;
the wind turbine monitoring computer is arranged inside the wind turbine, and the data acquisition instrument transmits acquired signals into the wind turbine monitoring computer;
the data transmission equipment is arranged inside the wind turbine generator;
the single wind power plant monitoring center acquires a monitoring result processed in the wind turbine monitoring computer through data transmission equipment, and controls the wind turbine monitoring computer through the data transmission equipment;
the ultrasonic flaw detection equipment controls the ultrasonic flaw detection equipment to detect flaws of the blade, and feeds detection results back to the wind turbine monitoring computer;
the ultrasonic flaw detection device comprises a slide rail (2) and a fixing plate (4), the slide rail (2) is arranged on a support column of the wind turbine generator, the fixing plate (4) is arranged inside a case of the wind turbine generator, a winch (5) is fixedly connected to the top of the fixing plate (4), a fixed pulley (7) is fixedly connected to one side of the top of the fixing plate (4), a hanging box (6) is connected to the surface of the slide rail (2) in a sliding manner, a steel cable (8) is arranged in the winch (5), one end of the steel cable (8) bypasses the fixed pulley (7) and is fixedly connected with the top of the hanging box (6), a flaw detection host (19) is arranged at the top of the inner wall of the hanging box (6), a moving mechanism is further arranged in the hanging box (6), a detection head (21) is arranged on the moving mechanism, and the flaw detection host (19) is connected with the detection head (21) through a lead wire, the top of the fixed plate (4) is also provided with a controller (26), and the controller (26) is connected with a wind turbine monitoring computer through a network cable.
2. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 1, wherein: moving mechanism is including moving case (9) and fixing support (13), moving case (9) and hanging case (6) inner wall sliding connection, the inside both sides of moving case (9) are rotated and are connected with live-rollers (10), the surface transmission of live-rollers (10) is connected with drive belt (11), the top of moving case (9) is provided with slip case (12), the bottom of slip case (12) is connected with the fixed surface of drive belt (11), the level is provided with electric telescopic handle (20) in slip case (12), detecting head (21) set up the expansion end at electric telescopic handle (20).
3. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 2, wherein: the top one side fixedly connected with driving motor (14) of fixing support (13), the output shaft fixedly connected with first gear (15) of driving motor (14), the top opposite side of fixing support (13) is rotated and is connected with second gear (16), first gear (15) and second gear (16) meshing are connected, the surface of drive belt (11) is provided with first rack (17), the bottom both sides of removal case (9) are provided with second rack (18), first gear (15) and second rack (18) meshing are connected, first rack (17) and second gear (16) meshing are connected.
4. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 1, wherein: the inside of hanging case (6) still is provided with tow chain (22), be provided with the wire of being connected between flaw detection host computer (19) and detecting head (21) in tow chain (22).
5. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 2, wherein: the top fixedly connected with T type slide rail (23) of removal case (9), the bottom of slip case (12) is provided with the spout with T type slide rail (23) adaptation.
6. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 2, wherein: sliding grooves (24) are formed in two sides of the inner wall of the hanging box (6), sliding blocks (25) are arranged on two sides of the moving box (9), and the sliding blocks (25) are connected with the sliding grooves (24) in a sliding mode.
7. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 1, wherein: the surface of slide rail (2) just is located the top position and is provided with protection casing (3), can hold in protection casing (3) and hang case (6).
8. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 1, wherein: one side fixedly connected with pulley (27) of hanging case (6), pulley (27) and slide rail (2) roll connection.
9. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 1, wherein: the strain gauge is arranged at the weak structure position of the wind blade, the data acquisition instrument can also acquire wind speed and wind direction information through a sensor on the wind turbine, and the wind turbine monitoring computer analyzes and judges the acquired strain values and the current wind speed and wind direction information and judges whether the strain values at all positions are in the safe strain range under the current wind speed and the current wind direction.
10. The on-line deformation flaw detection recognition system for the blade of the wind power generation as recited in claim 1, wherein: the transmission modes of the data transmission equipment comprise satellite transmission, mobile network transmission and optical fiber transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111640164.7A CN114412723B (en) | 2021-12-29 | 2021-12-29 | Online deformation flaw detection recognition system for wind power generation blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111640164.7A CN114412723B (en) | 2021-12-29 | 2021-12-29 | Online deformation flaw detection recognition system for wind power generation blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114412723A true CN114412723A (en) | 2022-04-29 |
| CN114412723B CN114412723B (en) | 2024-06-18 |
Family
ID=81270389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111640164.7A Active CN114412723B (en) | 2021-12-29 | 2021-12-29 | Online deformation flaw detection recognition system for wind power generation blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114412723B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102541042A (en) * | 2012-03-20 | 2012-07-04 | 无锡职业技术学院 | Internet-of-things (IOT)-based monitoring system and monitoring method for off-grid small wind power plant |
| CN202391650U (en) * | 2012-01-05 | 2012-08-22 | 山东电力研究院 | Real-time remote monitoring system for wind power station group |
| KR20130046858A (en) * | 2011-10-28 | 2013-05-08 | 엘에스전선 주식회사 | Monitoring system for wind turbine blade and monitoring method using the same |
| CN111185323A (en) * | 2020-02-18 | 2020-05-22 | 中国大唐集团科学技术研究院有限公司华中电力试验研究院 | Automatic spraying device and method for blades of wind generating set |
| CN112796960A (en) * | 2021-03-13 | 2021-05-14 | 刘亮 | Moving channel type full-automatic cleaning equipment for blades of wind generating set and control method |
| CN215179905U (en) * | 2021-05-20 | 2021-12-14 | 安徽驭风风电设备有限公司 | Artificial intelligence testing device for wind power generation blade |
-
2021
- 2021-12-29 CN CN202111640164.7A patent/CN114412723B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130046858A (en) * | 2011-10-28 | 2013-05-08 | 엘에스전선 주식회사 | Monitoring system for wind turbine blade and monitoring method using the same |
| CN202391650U (en) * | 2012-01-05 | 2012-08-22 | 山东电力研究院 | Real-time remote monitoring system for wind power station group |
| CN102541042A (en) * | 2012-03-20 | 2012-07-04 | 无锡职业技术学院 | Internet-of-things (IOT)-based monitoring system and monitoring method for off-grid small wind power plant |
| CN111185323A (en) * | 2020-02-18 | 2020-05-22 | 中国大唐集团科学技术研究院有限公司华中电力试验研究院 | Automatic spraying device and method for blades of wind generating set |
| CN112796960A (en) * | 2021-03-13 | 2021-05-14 | 刘亮 | Moving channel type full-automatic cleaning equipment for blades of wind generating set and control method |
| CN215179905U (en) * | 2021-05-20 | 2021-12-14 | 安徽驭风风电设备有限公司 | Artificial intelligence testing device for wind power generation blade |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114412723B (en) | 2024-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100544013B1 (en) | Method for monitoring wind power plants | |
| Amirat et al. | A brief status on condition monitoring and fault diagnosis in wind energy conversion systems | |
| US7322794B2 (en) | Method and apparatus for condition-based monitoring of wind turbine components | |
| Kabir et al. | A brief review on offshore wind turbine fault detection and recent development in condition monitoring based maintenance system | |
| CN101839216B (en) | Intelligent blade of wind power generator with strain sensors | |
| CN103626003A (en) | Elevator fault detecting method and system | |
| CN104656017B (en) | High-voltage motor efficiency gauge check method | |
| CN103940611A (en) | Self-adaptive anomaly detection method for rolling bearing of wind generator set under variable working conditions | |
| CN103303741B (en) | The control method of the synchronous tension control system of haulage cable cleaning maintenance line multiple-unit | |
| CN207164162U (en) | One kind is by electric material high speed dynamic performance and testing | |
| CN101818724A (en) | Intelligent blade of wind driven generator | |
| CN111927717B (en) | System and method for online monitoring noise of transmission chain of fan engine room | |
| CN103162816B (en) | Vibration monitoring method based on sensors | |
| CN108799014B (en) | The detection system of data sampling sensor and pitch-controlled system, method and apparatus | |
| CN114412723A (en) | Online deformation flaw detection recognition system for blades of wind power generation | |
| CN104192721A (en) | Crane operation monitor | |
| CN204675554U (en) | Hoist falling-proof monitoring device | |
| CN202453182U (en) | Fault diagnosis device of gearbox of wind generation set | |
| CN206304975U (en) | Steel wire rope automatic detection maintenance facility | |
| CN105628250A (en) | Power cable fault monitoring method based on grey GM(1,1) model | |
| CN205027525U (en) | Portable rail vehicle pantograph static test [of pressure] device | |
| CN209280879U (en) | A kind of fuser belt electrical measurement test system and breaker based on noncontacting proximity sensor | |
| CN201803702U (en) | Lithium ion battery pole piece rolling thickness online detection device | |
| CN203593910U (en) | Steel wire rope detecting and maintaining equipment | |
| CN203319392U (en) | Multi-unit synchronous traction wire rope cleaning and maintenance line tension control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |