CN116257078A - Unmanned aerial vehicle inspection method of wind driven generator - Google Patents

Unmanned aerial vehicle inspection method of wind driven generator Download PDF

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Publication number
CN116257078A
CN116257078A CN202211402812.XA CN202211402812A CN116257078A CN 116257078 A CN116257078 A CN 116257078A CN 202211402812 A CN202211402812 A CN 202211402812A CN 116257078 A CN116257078 A CN 116257078A
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waypoint
flying
driven generator
wind driven
flight
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练柏维
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Shenzhen Innovpower Technology Co ltd
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Shenzhen Innovpower Technology Co ltd
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Priority to CN202211402812.XA priority Critical patent/CN116257078A/en
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00Control of position, course or altitude of land, water, air, or space vehicles, e.g. automatic pilot
    • G05D1/10Simultaneous control of position or course in three dimensions
    • G05D1/101Simultaneous control of position or course in three dimensions specially adapted for aircraft
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Wind Motors (AREA)

Abstract

The application relates to an unmanned aerial vehicle inspection method of a wind driven generator, which belongs to the technical field of wind driven generator detection, and at least generates a route capable of inspecting a tower and blades of the wind driven generator according to the running state of the wind driven generator, so that the inspection coverage can be improved, and the problems of the wind driven generator can be more comprehensively known because the tower and the blades of the wind driven generator are inspected; under the condition that the wind driven generator reaches or approaches to the rated rotation speed, the rotation speed of the wind driven generator blade is slower or the wind driven generator stops, the tower barrel and the blades of the wind driven generator can be inspected, namely, the wind driven generator can be applicable to various detection scenes of the wind driven generator, the application range is improved, the wind driven generator stops in the inspection process, the inspection efficiency can be improved, and the operation of the wind driven generator is not influenced.

Description

Unmanned aerial vehicle inspection method of wind driven generator
Technical Field
The invention relates to an unmanned aerial vehicle inspection method of a wind driven generator, and belongs to the technical field of wind driven generator detection.
Background
Under the background that global climate is warmed and fossil energy is increasingly exhausted, wind power generation serving as renewable energy is increasingly stressed by a plurality of countries, and wind power generation has no fuel problem, does not generate radiation or air pollution, forms a hot tide in the world, and gradually expands wind power markets, various types of wind power generation sets are also sequentially developed, and long-term operation and maintenance of the wind power generator are challenged due to the influence of complex natural external environment, so that how to patrol wind power generator blades with high efficiency and high applicability, discover potential risks in the wind power generation blades in time and repair the wind power generation blades to ensure normal and stable operation of the wind power generator becomes the most critical problem.
To date, most wind farms still inherit visual methods of equipment such as manual handheld telescopes to patrol the wind driven generator, and some unmanned aerial vehicles with high-definition camera equipment are selected to patrol the wind driven generator along the blades.
In the above two inspection modes, at present, the wind driven generator is required to be stopped for locking under most conditions, inspection is carried out under the condition that the blades of the wind driven generator are locked and cannot rotate, and the technical scheme of the small part of the inspection mode without stopping is slightly thinner when the rotating speed of the wind driven generator is relatively slow or the rotation is stopped in the running process.
For example: chinese invention patent: CN202210221229.2, disclosed is an intelligent inspection method and electronic equipment for a wind driven generator in a non-stop state, and its specification discloses: under the current popular inspection mode, no matter manual inspection or unmanned aerial vehicle inspection, the wind driven generator is required to be stopped and locked, namely the rotation speed of the wind driven generator blade is reduced to zero. The above patent can be used to demonstrate the drawbacks of the prior art.
Therefore, the unmanned aerial vehicle inspection method of the wind driven generator is improved.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the wind driven generator is stopped for locking, inspection is carried out under the condition that the blades of the wind driven generator are locked and cannot rotate, and the technical scheme of a small part of inspection mode without stopping is also slightly thin in response to the situation that the rotating speed of the wind driven generator is slow or the rotation is stopped in the running process.
(II) technical scheme
In order to achieve the above object, the present invention provides an unmanned aerial vehicle inspection method of a wind driven generator, including:
an unmanned aerial vehicle inspection method of a wind driven generator comprises the following steps:
s1, generating at least one route capable of inspecting a tower barrel and blades of a wind driven generator;
s2, under the condition that the wind driven generator reaches or approaches to the rated rotation speed, three unmanned aerial vehicle flight waypoints are generated, wherein two flight waypoints are positioned in the front direction of the wind driven generator, and the other flight waypoint is positioned in the back direction of the wind driven generator;
one flying waypoint positioned on the front side of the wind driven generator is a flying waypoint A1, the other flying waypoint positioned on the front side of the wind driven generator is a flying waypoint B1, the flying waypoint B1 is positioned right above the flying waypoint A1, and the flying waypoint positioned on the back side of the wind driven generator is a flying waypoint C1;
s3, setting a flight path of the unmanned aerial vehicle according to the three flight waypoints in the S2;
s4, controlling the unmanned aerial vehicle to patrol from the front direction of the wind driven generator blade to the back direction of the wind driven generator along the flight path, and collecting high-definition visible images when the wind driven generator tower and the blade are in the visible light camera imaging.
An unmanned aerial vehicle inspection method of a wind driven generator comprises the following steps:
s5, under the condition that the rotating speed of the wind driven generator blade is low or the wind driven generator is stopped, generating at least eleven unmanned aerial vehicle flight waypoints, wherein six flight waypoints are positioned on the front surface of the wind driven generator, and the other five flight waypoints are positioned on the back surface of the wind driven generator;
eleven flight waypoints are respectively a flight waypoint A, a flight waypoint B, a flight waypoint C, a flight waypoint D, a flight waypoint E, a flight waypoint F, a flight waypoint G, a flight waypoint H, a flight waypoint I, a flight waypoint J and a flight waypoint K;
the flying waypoint A is positioned on the front of the wind driven generator, the flying waypoint B is positioned right above the flying waypoint A, the flying waypoint C is positioned right left of the flying waypoint B, the flying waypoint D is positioned right below the flying waypoint C, the flying waypoint E is positioned right of the flying waypoint D, and the flying waypoint F is positioned right above the flying waypoint E;
the flying waypoint G is positioned on the back of the wind driven generator, the flying waypoint G is positioned right in front of the flying waypoint F, the flying waypoint H is positioned right below the flying waypoint G, the flying waypoint I is positioned right left of the flying waypoint H, the flying waypoint J is positioned right above the flying waypoint I, and the flying waypoint K is positioned right left of the flying waypoint J.
S6, setting a flight path of the unmanned aerial vehicle according to eleven flight waypoints in the S5;
s7, controlling the unmanned aerial vehicle to patrol from the front direction of the wind driven generator blade to the back direction of the wind driven generator along the flight path, and collecting high-definition visible images when the wind driven generator tower and the blade are in the visible light camera imaging.
(III) beneficial effects
The unmanned aerial vehicle inspection method of the wind driven generator provided by the invention has the beneficial effects that:
1. according to the running state of the wind driven generator, at least one route capable of inspecting the tower and the blades of the wind driven generator is generated, so that the inspection coverage can be improved, and the problems of the wind driven generator can be more comprehensively known because the tower and the blades of the wind driven generator are inspected;
2. under the condition that the wind driven generator reaches or approaches to the rated rotation speed, the rotation speed of the wind driven generator blade is slower or the wind driven generator stops, the tower barrel and the blades of the wind driven generator can be inspected, namely, the wind driven generator can be applicable to various detection scenes of the wind driven generator, the application range is improved, the wind driven generator stops in the inspection process, the inspection efficiency can be improved, and the operation of the wind driven generator is not influenced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a front view of a flight path provided herein with a wind turbine at or near rated rotational speed;
FIG. 2 is a side view of the flight path provided herein with the wind turbine at or near rated rotational speed;
FIG. 3 is a perspective view of the flight path provided herein with the wind turbine at or near rated rotational speed;
FIG. 4 is a front view of the flight path provided herein with a slower rotational speed of the wind turbine blades or with the wind turbine stopped;
FIG. 5 is a side view of the flight path provided herein with a slower rotational speed of the wind turbine blades or with the wind turbine stopped;
FIG. 6 is a top view of the flight path provided herein with a slower rotational speed of the wind turbine blades or with the wind turbine stopped;
FIG. 7 is a perspective view of the flight path provided herein with a slower rotational speed of the wind turbine blades or with the wind turbine stopped;
fig. 8 is a schematic diagram of a drone system provided herein;
FIG. 9 is a perspective view of a flight path provided herein with a slower rotational speed of a wind turbine blade or a shutdown of the wind turbine.
Detailed Description
The following detailed description of specific embodiments of the invention is provided in connection with the accompanying drawings and examples. The following examples are only illustrative of the present invention and are not intended to limit the scope of the invention.
Example 1:
as shown in fig. 1, 2 and 3, the present embodiment provides an unmanned aerial vehicle inspection method of a wind driven generator, including:
s1, generating at least one route capable of inspecting a tower barrel and blades of a wind driven generator;
s2, under the condition that the wind driven generator reaches or approaches to the rated rotation speed, three unmanned aerial vehicle flight waypoints are generated, wherein two flight waypoints are positioned in the front direction of the wind driven generator, and the other flight waypoint is positioned in the back direction of the wind driven generator;
s3, setting a flight path of the unmanned aerial vehicle according to the three flight waypoints in the S2;
s4, controlling the unmanned aerial vehicle to patrol from the front direction of the wind driven generator blade to the back direction of the wind driven generator along the flight path, and collecting high-definition visible images when the wind driven generator tower and the blade are in the visible light camera imaging.
In the above embodiment, in S1, the inspection route is generated based on the wind turbine tower height, the wind turbine blade length, the wind turbine yaw direction, the geographical position information of the wind turbine hub center, and the current wind turbine blade rotation speed, and thus a more suitable inspection method can be selected.
As shown in fig. 1, 2 and 3, as a preferred embodiment, based on the above manner, further, in S2, one flying waypoint located on the front of the wind driven generator is a flying waypoint A1, the flying waypoint A1 is a first shortest safe distance from the wind driven generator in the horizontal direction, and the height of the flying waypoint A1 from the ground is greater than or equal to the height of the tower center from the ground and less than or equal to the height of the hub from the ground;
the other flying waypoint positioned on the front surface of the wind driven generator is a flying waypoint B1, the flying waypoint B1 is positioned right above the flying waypoint A1, a connecting line between the flying waypoint A1 and the flying waypoint B1 is parallel to a disc formed by rotating the wind driven generator blade, and the height of the flying waypoint B1 from the ground is the tower height plus the length of the wind driven generator blade plus a first shortest safety distance;
the flying waypoint positioned on the back of the wind driven generator is a flying waypoint C1, the connecting line of the flying waypoint C1 and the flying waypoint B1 is perpendicular to the connecting line between the flying waypoint A1 and the flying waypoint B1 and perpendicular to the disk formed by rotating the wind driven generator blades, and the height of the flying waypoint C1 from the ground is consistent with the height of the flying waypoint B1 from the ground.
As shown in fig. 1, 2 and 3, as a preferred embodiment, further, in S3, the take-off position and the flight point A1 of the unmanned aerial vehicle are the first flight path, the flight points A1 to B1 are the second flight path, the flight points B1 to C1 are the third flight path, and the flight points C1 to the ground are the fourth flight path.
Example 2:
the scheme of example 1 is further described in conjunction with the specific operation described below:
as shown in fig. 4, fig. 5, fig. 6, fig. 7, and fig. 9, the present embodiment provides an unmanned aerial vehicle inspection method of a wind turbine, including an unmanned aerial vehicle inspection method of a wind turbine, further including:
s5, under the condition that the rotating speed of the wind driven generator blade is low or the wind driven generator is stopped, generating at least eleven unmanned aerial vehicle flight waypoints, wherein six flight waypoints are positioned on the front surface of the wind driven generator, and the other five flight waypoints are positioned on the back surface of the wind driven generator;
eleven flight waypoints are respectively a flight waypoint A, a flight waypoint B, a flight waypoint C, a flight waypoint D, a flight waypoint E, a flight waypoint F, a flight waypoint G, a flight waypoint H, a flight waypoint I, a flight waypoint J and a flight waypoint K;
the flying waypoint A is positioned on the front of the wind driven generator, the flying waypoint B is positioned right above the flying waypoint A, the flying waypoint C is positioned right left of the flying waypoint B, the flying waypoint D is positioned right below the flying waypoint C, the flying waypoint E is positioned right of the flying waypoint D, and the flying waypoint F is positioned right above the flying waypoint E;
the flying waypoint G is positioned at the back of the wind driven generator, the flying waypoint G is positioned right in front of the flying waypoint F, the flying waypoint H is positioned right below the flying waypoint G, the flying waypoint I is positioned right left of the flying waypoint H, the flying waypoint J is positioned right above the flying waypoint I, and the flying waypoint K is positioned right left of the flying waypoint J;
s6, setting a flight path of the unmanned aerial vehicle according to eleven flight waypoints in the S4;
s7, controlling the unmanned aerial vehicle to patrol from the front direction of the wind driven generator blade to the back direction of the wind driven generator along the flight path, and collecting high-definition visible images when the wind driven generator tower and the blade are in the visible light camera imaging.
As shown in fig. 4, 5, 6 and 7, as a preferred embodiment, further, on the basis of the above manner, the flying waypoint a, the flying waypoint B, the flying waypoint C, the flying waypoint D, the flying waypoint E and the flying waypoint F are located on the front of the wind driven generator;
the flying waypoint G, the flying waypoint H, the flying waypoint I, the flying waypoint J and the flying waypoint K are positioned on the back of the wind driven generator;
the distance between the flying waypoint A and the wind driven generator in the horizontal direction is the first shortest safe distance, and the height between the flying waypoint A and the ground is greater than or equal to the height between the center of the tower barrel and the ground and is less than or equal to the height between the hub and the ground;
the height of the flight navigation point B from the ground is the tower height plus the length of the wind driven generator blade;
the connecting line between the flying waypoint C and the flying waypoint B is parallel to the disc formed by the rotation of the wind driven generator blades, the horizontal distance between the flying waypoint C and the flying waypoint B is greater than or equal to half of the length of the wind driven generator blades, and the height from the ground is consistent with the flying waypoint B.
As shown in fig. 4, 5, 6 and 7, as a preferred embodiment, further, the flying waypoint G is a first shortest safe distance from the flying waypoint F on the basis of the above manner;
the flying waypoint D is positioned right below the flying waypoint C, the vertical distance between the flying waypoint D and the flying waypoint C is greater than the length of the blade of the wind driven generator and less than 1.5 times of the length of the blade, and the horizontal distance between the flying waypoint D and the flying waypoint B is the distance between the flying waypoint C and the flying waypoint B;
the connecting line between the flying waypoint E and the flying waypoint D is parallel to a disk formed by rotating the blades of the wind driven generator, and the distance between the flying waypoint F and the ground is equal to the sum of the distance between the flying waypoint B and the ground and the first shortest safety distance.
As shown in fig. 4, 5, 6 and 7, as a preferred embodiment, based on the above manner, further, the distance between the flying waypoint I and the flying waypoint H is the horizontal distance from the flying waypoint H to the center of the hub;
the distance between the flight navigation point J and the ground is the tower height plus the length of the blade;
the distance between the flying waypoint K and the flying waypoint J is greater than or equal to half the length of the wind driven generator blade.
As shown in fig. 4, 5, 6 and 7, in a preferred embodiment, further, in S5, the take-off position and the flight point a of the unmanned aerial vehicle are set as the first flight path, and the subsequent paths sequentially pass through the flight point B, the flight point C, the flight point D, the flight point E, the flight point F, the flight point G, the flight point H, the flight point I, the flight points J and K.
Example 3:
the schemes of examples 1 and 2 are further described below in conjunction with specific modes of operation, as described below:
the method is characterized by further comprising the steps of tracking the blades of the wind driven generator, adjusting multi-dimensional correction on heading and position deviation of the wind driven generator in real time according to image information acquired by the unmanned aerial vehicle, adjusting the positions of the blades in the long-focus lens module according to the identification result of the long-focus lens module, keeping shooting angles of the blades, and comparing photos of the blades;
when the unmanned aerial vehicle is one hundred percent of electricity, respectively calculating and recording the time and the electricity required by the inspection under the condition that the wind driven generator reaches or approaches to the rated rotation speed, the rotation speed of the wind driven generator blade is slower or the wind driven generator is stopped, so as to ensure that the electricity of the unmanned aerial vehicle is enough to finish the inspection;
before the unmanned aerial vehicle patrols and examines, the manual measurement scene wind speed, unmanned aerial vehicle takes off when wind-force is less than 5.5 meters/second, because wind-driven generator is built in the abundant area of wind-force resource generally, wind-force too high can influence unmanned aerial vehicle's operation.
As shown in fig. 8, as a preferred embodiment, on the basis of the above manner, the unmanned aerial vehicle system further comprises an unmanned aerial vehicle system, wherein the unmanned aerial vehicle system comprises a control module, and the control module is connected with a detection module, a tele lens module, a driving motor and a remote control module;
the control module comprises a flight controller, the detection module, the long-focus lens module and the driving motor are all connected with the flight controller, the flight controller is connected with a communication module, and the communication module is connected with the remote control module.
The above embodiments are only for illustrating the present invention, and are not limiting of the present invention. While the invention has been described in detail with reference to the embodiments, those skilled in the art will appreciate that various combinations, modifications, and substitutions can be made thereto without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (11)

1. An unmanned aerial vehicle inspection method of a wind driven generator is characterized by comprising the following steps:
s1, generating at least one route capable of inspecting a tower barrel and blades of a wind driven generator;
s2, under the condition that the wind driven generator reaches or approaches to the rated rotation speed, three unmanned aerial vehicle flight waypoints are generated, wherein two flight waypoints are positioned in the front direction of the wind driven generator, and the other flight waypoint is positioned in the back direction of the wind driven generator;
one flying waypoint positioned on the front side of the wind driven generator is a flying waypoint A1, the other flying waypoint positioned on the front side of the wind driven generator is a flying waypoint B1, the flying waypoint B1 is positioned right above the flying waypoint A1, and the flying waypoint positioned on the back side of the wind driven generator is a flying waypoint C1;
s3, setting a flight path of the unmanned aerial vehicle according to the three flight waypoints in the S2;
s4, controlling the unmanned aerial vehicle to patrol from the front direction of the wind driven generator blade to the back direction of the wind driven generator along the flight path, and collecting high-definition visible images when the wind driven generator tower and the blade are in the visible light camera imaging.
2. The unmanned aerial vehicle inspection method of the wind driven generator according to claim 1, wherein in the step S1, the inspection route is generated according to the tower height of the wind driven generator, the length of the wind driven generator blades, the yaw direction of the wind driven generator, the geographical position information of the hub center of the wind driven generator and the current rotation speed of the wind driven generator blades.
3. The unmanned aerial vehicle inspection method of the wind driven generator according to claim 2, wherein in the step S2, the distance from the wind driven generator to the flying waypoint A1 in the horizontal direction is a first shortest safe distance, and the height of the flying waypoint A1 from the ground is greater than or equal to the height of the tower center from the ground and less than or equal to the height of the hub from the ground;
the flight waypoint A1 and a connecting line between the flight waypoint B1 are parallel to a disc formed by rotation of the wind driven generator blades, and the height of the flight waypoint B1 from the ground is the tower height plus the length of the wind driven generator blades and plus a first shortest safety distance;
the connecting line of the flying waypoint C1 and the flying waypoint B1 is perpendicular to the connecting line between the flying waypoint A1 and the flying waypoint B1 and perpendicular to the disk formed by rotating the blades of the wind driven generator, and the height of the flying waypoint C1 from the ground is consistent with the height of the flying waypoint B1 from the ground.
4. The unmanned aerial vehicle inspection method of claim 3, wherein in S3, the unmanned aerial vehicle take-off position and the flight waypoint A1 are the first flight path, the flight waypoints A1 to B1 are the second flight path, the flight waypoint B1 to C1 are the third flight path, and the flight waypoint C1 to the ground are the fourth flight path.
5. An unmanned aerial vehicle inspection method of a wind turbine, comprising the unmanned aerial vehicle inspection method of a wind turbine according to claim 4, further comprising:
s5, under the condition that the rotating speed of the wind driven generator blade is low or the wind driven generator is stopped, generating at least eleven unmanned aerial vehicle flight waypoints, wherein six flight waypoints are positioned on the front surface of the wind driven generator, and the other five flight waypoints are positioned on the back surface of the wind driven generator;
eleven flight waypoints are respectively a flight waypoint A, a flight waypoint B, a flight waypoint C, a flight waypoint D, a flight waypoint E, a flight waypoint F, a flight waypoint G, a flight waypoint H, a flight waypoint I, a flight waypoint J and a flight waypoint K;
the flying waypoint A is positioned on the front of the wind driven generator, the flying waypoint B is positioned right above the flying waypoint A, the flying waypoint C is positioned right left of the flying waypoint B, the flying waypoint D is positioned right below the flying waypoint C, the flying waypoint E is positioned right of the flying waypoint D, and the flying waypoint F is positioned right above the flying waypoint E;
the flying waypoint G is positioned on the back of the wind driven generator, the flying waypoint G is positioned right in front of the flying waypoint F, the flying waypoint H is positioned right below the flying waypoint G, the flying waypoint I is positioned right left of the flying waypoint H, the flying waypoint J is positioned right above the flying waypoint I, and the flying waypoint K is positioned right left of the flying waypoint J.
S6, setting a flight path of the unmanned aerial vehicle according to eleven flight waypoints in the S5;
s7, controlling the unmanned aerial vehicle to patrol from the front direction of the wind driven generator blade to the back direction of the wind driven generator along the flight path, and collecting high-definition visible images when the wind driven generator tower and the blade are in the visible light camera imaging.
6. The unmanned aerial vehicle inspection method of a wind driven generator according to claim 4, wherein the distance from the wind driven generator in the horizontal direction of the flying waypoint A is a first shortest safe distance, and the height of the flying waypoint A from the ground is greater than or equal to the height of the center of the tower from the ground and less than or equal to the height of the hub from the ground;
the height of the flying waypoint B from the ground is the height of the tower barrel plus the length of the wind driven generator blade, the connecting line between the flying waypoint C and the flying waypoint B is parallel to the disc formed by the rotation of the wind driven generator blade, the horizontal distance between the flying waypoint C and the flying waypoint B is more than or equal to half of the length of the wind driven generator blade, and the height from the ground is consistent with the flying waypoint B.
7. The unmanned aerial vehicle inspection method of claim 5, wherein the flight waypoint G is a first shortest safe distance from the flight waypoint F;
the vertical distance from the flying waypoint D to the flying waypoint C is greater than the length of the blade of the wind driven generator and less than 1.5 times the length of the blade, and the horizontal distance from the flying waypoint B is the distance from the flying waypoint C to the flying waypoint B;
the connecting line between the flying waypoint E and the flying waypoint D is parallel to a disk formed by rotating the blades of the wind driven generator, and the distance between the flying waypoint F and the ground is equal to the sum of the distance between the flying waypoint B and the ground and the first shortest safety distance.
8. The unmanned aerial vehicle inspection method of claim 6, wherein the distance from the flying waypoint H to the flying waypoint G is equal to the distance from the flying waypoint F, E;
the distance between the flight waypoint I and the flight waypoint H is the horizontal distance from the flight waypoint H to the center of the hub;
the distance between the flight navigation point J and the ground is the tower height plus the length of the blade;
the distance between the flying waypoint K and the flying waypoint J is greater than or equal to half the length of the wind driven generator blade.
9. The unmanned aerial vehicle inspection method of claim 7, wherein in S9, the unmanned aerial vehicle take-off position and the flying waypoint a are set as the first flying path, and the subsequent paths sequentially pass through the flying waypoint B, the flying waypoint C, the flying waypoint D, the flying waypoint E, the flying waypoint F, the flying waypoint G, the flying waypoint H, the flying waypoint I, the flying waypoint J and K.
10. The unmanned aerial vehicle inspection method of the wind driven generator according to claim 8, further comprising tracking the blades of the wind driven generator, adjusting multi-dimensional correction on heading and position deviation of the wind driven generator in real time according to image information acquired by the unmanned aerial vehicle, and adjusting positions of the blades in a long-focus lens module through a long-focus lens module recognition result to keep shooting angles of the blades;
when the unmanned aerial vehicle is one hundred percent of electricity, respectively calculating and recording the time and the electricity required by inspection under the condition that the wind driven generator reaches or approaches to the rated rotation speed, the rotation speed of the wind driven generator blade is slower or the wind driven generator is stopped;
before inspection of the unmanned aerial vehicle, the on-site wind speed is manually measured, and the unmanned aerial vehicle takes off when the wind power is lower than 5.5 m/s.
11. The unmanned aerial vehicle inspection method of the wind driven generator according to claim 9, further comprising an unmanned aerial vehicle system, wherein the unmanned aerial vehicle system comprises a control module, and the control module is connected with a detection module, a tele lens module, a driving motor and a remote control module;
the control module comprises a flight controller, the detection module, the long-focus lens module and the driving motor are all connected with the flight controller, the flight controller is connected with a communication module, and the communication module is connected with a remote control module.
CN202211402812.XA 2022-11-10 2022-11-10 Unmanned aerial vehicle inspection method of wind driven generator Pending CN116257078A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117294820A (en) * 2023-11-24 2023-12-26 国网电力空间技术有限公司 Unmanned aerial vehicle inspection system for wind power generation field

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117294820A (en) * 2023-11-24 2023-12-26 国网电力空间技术有限公司 Unmanned aerial vehicle inspection system for wind power generation field
CN117294820B (en) * 2023-11-24 2024-03-15 国网电力空间技术有限公司 Unmanned aerial vehicle inspection system for wind power generation field

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