CN213109065U - Unmanned aerial vehicle self-charging device is patrolled and examined in wind-powered electricity generation field - Google Patents
Unmanned aerial vehicle self-charging device is patrolled and examined in wind-powered electricity generation field Download PDFInfo
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- CN213109065U CN213109065U CN202021550930.1U CN202021550930U CN213109065U CN 213109065 U CN213109065 U CN 213109065U CN 202021550930 U CN202021550930 U CN 202021550930U CN 213109065 U CN213109065 U CN 213109065U
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The invention discloses a self-charging device of a wind power plant inspection unmanned aerial vehicle, which comprises a booster station, a fan cabin, an in-plant collecting line tower or a communication line tower, a charging platform at the top of a cable connecting box and a power receiving device arranged on the unmanned aerial vehicle, wherein the booster station, the fan cabin, the in-plant collecting line tower or the communication line tower are arranged on the wind power plant; the charging platform comprises an unmanned aerial vehicle carrying platform, a power supply module, a first communication module and a charging interface; the power receiving device comprises a positioning module, a second communication module and a power receiving interface; by adopting the technical scheme, the defect that manual intervention is needed when the existing unmanned aerial vehicle is charged can be overcome, the unmanned aerial vehicle inspection time window is greatly prolonged, the inspection efficiency is improved, and the comprehensive cost of operation and maintenance of the wind power plant is reduced.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicle control, in particular to a self-charging device of a wind power plant inspection unmanned aerial vehicle.
Background
In recent years, with the development and application of new technologies and new battery materials of unmanned aerial vehicles, unmanned aerial vehicles with large-capacity batteries, long flight distances and multiple tasks are in large-scale commercial application. In the field of wind power operation and maintenance, because the blades are installed in the air, the visual inspection is inaccurate, the wind power plant is large in scale, the number of wind power generation sets is large, and if the wind power plant is a land mountain wind power plant or an offshore wind power plant, the inconvenience, time consumption and high cost of traffic can bring greater challenges to the inspection of the wind power plant. And the maturity of the unmanned aerial vehicle vision and control technology combines big data analysis and artificial intelligence application to promote the application rapid development of the unmanned aerial vehicle in the operation and maintenance of the wind power plant. However, for a large-scale wind farm, especially an offshore wind farm, it is difficult for a battery carried by an unmanned aerial vehicle to maintain the electric quantity required for completing an inspection task in one-time flight. How to make unmanned aerial vehicle independently charge, fly in order to satisfy its many times of flight completion patrols and examines the mission becomes a big difficult problem of trade.
SUMMERY OF THE UTILITY MODEL
In view of the above, the main object of the present invention is to provide a self-charging device for a wind farm inspection unmanned aerial vehicle, which can overcome the disadvantage that manual intervention is required when the existing unmanned aerial vehicle is charged, greatly prolong the inspection time window of the unmanned aerial vehicle, improve the inspection efficiency, and reduce the comprehensive cost of operation and maintenance of the wind farm.
In order to solve the technical problems, the invention adopts the technical scheme that:
a self-charging device of a wind power plant inspection unmanned aerial vehicle comprises a charging platform arranged on the top of wind power plant equipment or a building and a power receiving device arranged on the unmanned aerial vehicle;
the charging platform comprises an unmanned aerial vehicle carrying platform, a power supply module, a first communication module and a charging interface;
the power receiving device comprises a positioning module, a second communication module and a power receiving interface;
the positioning module is used for positioning the current geographic positions of the unmanned aerial vehicle and the charging platform and controlling the unmanned aerial vehicle to fly to the charging platform according to the current geographic positions;
the first communication module and the second communication module are in corresponding signal connection and are used for controlling the unmanned aerial vehicle to berth on the unmanned aerial vehicle carrying platform;
the power supply module is connected with the wind power plant equipment or a power supply circuit inside the building and used for supplying power to the charging interface;
the charging interface is arranged on the unmanned aerial vehicle carrying platform;
after the unmanned aerial vehicle is on the unmanned aerial vehicle carrying platform and berths, the power receiving interface is connected with the charging interface in a near-field electromagnetic coupling mode.
Further, the charging interface is a wireless charging interface, and the wireless charging interface comprises a wireless charging coil; the power receiving interface is a wireless power receiving interface, and the wireless power receiving interface and the wireless charging interface correspondingly comprise a wireless power receiving coil.
Further, the wireless charging coil is in a solenoid shape, a conical shape or a spiral line shape;
the wireless power receiving coil and the wireless charging coil are corresponding to a solenoid, a cone or a spiral line.
Further, the first communication module and the second communication module correspondingly comprise a short-distance communication unit and an auxiliary landing unit;
the near field communication unit is a Bluetooth communication device, a WIFI communication device or a ZigBee communication device;
the auxiliary landing unit is an infrared or laser emitting and receiving device, wherein the auxiliary landing unit of the first communication module is arranged at the center of the wireless charging interface.
Furthermore, the charging platform is provided with a first protective layer and a first shielding layer,
the first protective layer is an insulating layer and is arranged at the upper part of the charging interface;
the first shielding layer is made of metal and arranged on the lower portion of the charging platform.
Further, first inoxidizing coating top is painted, still be provided with unmanned aerial vehicle vision navigation module on the unmanned aerial vehicle, unmanned aerial vehicle vision navigation module according to paint, berth in charge the interface position.
Further, the wireless power receiving interface is installed in a bottom bracket of the unmanned aerial vehicle, a second protective layer is arranged at the lower part of the wireless power receiving interface, and a second shielding layer is arranged at the upper part of the wireless power receiving interface; the first protective layer is an insulating layer, and the first shielding layer is made of metal.
Furthermore, the positioning module is used for Beidou positioning or GPS positioning, and the positioning module is communicated with the flight control system of the unmanned aerial vehicle according to the Beidou positioning or the GPS positioning.
Further, the wind farm device or building comprises at least: the system comprises a booster station of a wind power plant, a fan cabin, a collecting line tower in the plant, a communication line tower and a cable connecting box.
The invention has the beneficial effects that: the unmanned aerial vehicle realizes the nearby wireless charging under the unmanned intervention condition, reduces the time required for returning to the manual charging of the charging station, and greatly improves the inspection efficiency of the unmanned aerial vehicle.
Drawings
FIG. 1 is a structural diagram of the self-charging device system of the unmanned aerial vehicle for inspecting the wind farm of the utility model;
FIG. 2 is a schematic diagram of a solenoid coil of the present invention;
fig. 3 is a schematic view of the conical coil of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
In order to meet the requirement of autonomous charging of the unmanned aerial vehicle in the wind power plant, the invention provides the self-charging device of the inspection unmanned aerial vehicle in the wind power plant, which can overcome the defect that manual intervention is needed when the existing unmanned aerial vehicle is charged, greatly prolong the inspection time window of the unmanned aerial vehicle, improve the inspection efficiency and reduce the comprehensive cost of operation and maintenance of the wind power plant.
Referring to fig. 1, an embodiment of the present invention includes:
the utility model provides a wind-powered electricity generation field patrols and examines unmanned aerial vehicle self-charging device, including set up in wind-powered electricity generation field equipment or building if: the system comprises a booster station, a fan cabin, a current collecting line tower or a communication line tower in the wind farm, a charging platform at the top of a cable connecting box and a power receiving device arranged on the unmanned aerial vehicle; the charging platform comprises an unmanned aerial vehicle carrying platform, a power supply module, a first communication module and a charging interface; the power receiving device comprises a positioning module, a second communication module and a power receiving interface; the positioning module is used for positioning the current geographic positions of the unmanned aerial vehicle and the charging platform and controlling the unmanned aerial vehicle to fly to the charging platform according to the current geographic positions, preferably, the positioning module is Beidou positioning or GPS positioning, and the positioning module is communicated with a flight control system of the unmanned aerial vehicle according to the Beidou positioning or the GPS positioning; the first communication module and the second communication module are in corresponding signal connection and are used for controlling the unmanned aerial vehicle to berth on the unmanned aerial vehicle carrying platform; and the power supply module is connected with the booster station, the fan cabin, an in-field power collection line or communication line tower and a power supply circuit inside the cable connecting box and is used for providing power for the charging interface.
The charging interface is arranged on the unmanned aerial vehicle carrying platform; the power receiving interface is connected with the near-field electromagnetic coupling of the charging interface after the unmanned aerial vehicle is docked on the unmanned aerial vehicle carrying platform.
Preferably, the charging interface is a wireless charging interface, the power receiving interface is a wireless power receiving interface, the wireless charging interface comprises a wireless charging coil, and the wireless charging coil is a solenoid (figure 2), a cone (figure 3) or a spiral line; the wireless power receiving interface and the wireless charging interface correspondingly comprise a wireless power receiving coil, and the wireless power receiving coil and the wireless charging coil are correspondingly in a solenoid shape, a conical shape or a spiral line shape.
Preferably, the first communication module and the second communication module correspondingly comprise a short-distance communication unit and an auxiliary landing unit; the near field communication unit is a Bluetooth communication device, a WIFI communication device or a ZigBee communication device; the auxiliary landing unit is an infrared or laser emitting and receiving device, wherein the auxiliary landing unit of the first communication module is arranged at the center of the wireless charging interface.
Preferably, the charging platform is provided with a first protective layer and a first shielding layer, the first protective layer is an insulating layer and is arranged at the upper part of the charging interface; the first shielding layer is made of metal and arranged on the lower portion of the charging platform. The wireless power receiving interface is arranged in a bottom bracket of the unmanned aerial vehicle, a first protective layer is arranged at the lower part of the wireless power receiving interface, and a first shielding layer is arranged at the upper part of the wireless power receiving interface; the first protective layer is an insulating layer, and the first shielding layer is made of metal. The shielding layer is used for shielding the influence of high frequency radio wave to the indoor or fan cabin in the booster station or other installation power module's the interior equipment of electrical box, and the inoxidizing coating is used for protecting the charging coil and avoids exposing in the middle of the air, receives the influence of morals and manners, ultraviolet ray and moist salt fog, plays the effect that supports unmanned aerial vehicle simultaneously.
Further, first inoxidizing coating top is painted, still be provided with unmanned aerial vehicle vision navigation module on the unmanned aerial vehicle, unmanned aerial vehicle vision navigation module according to paint, berth in charge the interface position. And painting for visual identification and positioning of the unmanned aerial vehicle. Infrared emitter or laser radar can be arranged to charging coil central point position, and supplementary unmanned aerial vehicle parks.
Specifically, according to parameters such as the scale of a wind power plant, the distance between fans, the capacity of an unmanned aerial vehicle battery and the like, a charging platform can be installed at the following places; preferably, a charging platform is erected on the top of a booster station (on land or on the sea) of the wind power plant, the appearance shape of the platform can be round or square, and the like, and a power supply is taken from alternating current (such as 220V voltage level) or direct current (such as 24V voltage level) in the booster station. In order to reduce the damage of thunder and lightning to wireless charging equipment, switching power supply equipment which generates a high-frequency alternating electromagnetic wave circuit, such as a resonance compensation module, an impedance matching module, a communication module, a control module and the like, is arranged in a booster station room, and a charging coil and auxiliary ferrite (if any), a protective layer, a shielding layer and the like thereof are arranged outdoors.
If necessary, a charging platform can be erected on the top of the cabin of 1 or a plurality of selected fans in the wind power plant. For example, a charging platform can be selectively erected on the top of a fan nacelle at the central position and four corners of the periphery of the wind farm. The charging platform power supply is typically taken from within the nacelle. In order to reduce the damage of thunder and lightning to wireless charging equipment, switching power supply equipment which generates a high-frequency alternating electromagnetic wave circuit, such as a resonance compensation module, an impedance matching module, a communication module, a control module and the like, is arranged in an engine room, and a charging coil and auxiliary ferrite (if any), a protective layer, a shielding layer and the like thereof are arranged at the top of the engine room.
If necessary, a charging platform can be erected on selected collector line towers or communication line towers in the wind farm and on top of selected cable connection boxes. The charging platform power supply can be taken from a power collection line voltage transformer or a communication power supply or a voltage transformer connected with a cable connection box. In order to reduce the damage of thunder and lightning to wireless charging equipment, switching power supply equipment which generates a high-frequency alternating electromagnetic wave circuit, such as a resonance compensation module, an impedance matching module, a communication module, a control module and the like, is arranged on a tower or in a single electric box body on the ground, and a charging coil and auxiliary ferrite (if any), a protective layer, a shielding layer and the like thereof are arranged on the top of the electric box body.
The charging process of the wind power plant inspection unmanned aerial vehicle self-charging device is as follows:
in the process that the unmanned aerial vehicle executes a wind power plant inspection task, the power management module periodically monitors the residual electric quantity of the battery, when the residual electric quantity is lower than a set threshold value, the unmanned aerial vehicle judges the nearest charging platform according to the geographic coordinate of the charging platform set by the airborne control system and the current flight position given by the Beidou positioning or GPS positioning module, sets the three-dimensional geographic coordinate of the nearest charging platform as a target flight position, and flies to a preset target under the guidance of satellite navigation software.
When unmanned aerial vehicle is close to about charging platform 10m, its bluetooth communication or WIFI communication or Zigbee communication device send signal and make charging platform start infrared emission module, and unmanned aerial vehicle infrared receiving module guides unmanned aerial vehicle to fly to the region that infrared intensity increases. Meanwhile, the visual navigation module of the unmanned aerial vehicle is started, and position matching is completed according to signals such as built-in color patterns and the like, and the unmanned aerial vehicle is parked at the central position of the charging platform.
When the unmanned aerial vehicle is parked, the bottom power receiving coil is positioned on or in the power transmission coil at the top of the charging platform, and the distance between the power transmission coil and the power receiving coil protective layer is several millimeters to several centimeters. Charging platform charging coil and unmanned aerial vehicle receive electric coil can be solenoid, toper or helix. The charging coil of the charging platform and the receiving coil of the unmanned aerial vehicle are both conical and have the same taper, the taper is usually small, positioning and self-parking of the unmanned aerial vehicle under the action of gravity are facilitated, and the two coils are in a double-cone shape; the charging coil of the charging platform is in a planar spiral shape, the power receiving coil of the unmanned aerial vehicle is in a solenoid shape, and the solenoid coil of the unmanned aerial vehicle is positioned above the spiral coil of the charging platform when the unmanned aerial vehicle is parked; charging platform charging coil is solenoid shape, and unmanned aerial vehicle receives electric coil and is solenoid shape, and unmanned aerial vehicle solenoid coil is located charging platform solenoid when berthing.
After the unmanned aerial vehicle parks, the electric control system signals the charging platform through Bluetooth or Zigbee communication, and the charging platform starts a wireless charging program. The charging platform converts electric power into a high-frequency alternating electromagnetic field of system resonant frequency through the impedance matching circuit and the resonance compensation circuit, and the power transmission coil transmits the electric energy to the power receiving coil of the unmanned aerial vehicle in a resonance near-field transmission mode. The resonance frequency of the coil at the power transmission side and the power receiving side depends on the inductance of the coil body and the external resonance capacitance or the stray capacitance of the coil body, and the compensated resonance frequency is designed to be the same or close to improve the power of wireless transmission. And after receiving the electric energy, the receiving coil charges the battery of the unmanned aerial vehicle through modules such as rectification, filtering, circuit management and protection. Generally, a constant current mode can be adopted when the battery power is low, and when the battery power reaches a certain threshold value, the charging mode is converted into a constant voltage mode for charging.
When the unmanned aerial vehicle battery management system detects that the battery charging is completed, the unmanned aerial vehicle electric control system signals the charging platform through the Bluetooth communication device, the WIFI communication device or the Zigbee communication device, and the charging platform stops the wireless charging program. Meanwhile, the unmanned aerial vehicle starts a takeoff program, the unmanned aerial vehicle drives away from the charging platform, and the inspection task before parking is continuously executed.
When the unmanned aerial vehicle detects that the battery power is insufficient next time, the above procedure of flying to the charging platform for charging is repeated. Therefore, the autonomous wireless charging is automatically carried out under the condition of no human interference until the preset multitask is completed.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A self-charging device of an unmanned aerial vehicle for inspecting a wind power plant is characterized by comprising a charging platform arranged on the top of wind power plant equipment or a building and a power receiving device arranged on the unmanned aerial vehicle;
the wind farm device or building comprises: the system comprises a booster station, a fan cabin, a collecting line tower, a communication line tower and a cable connecting box of a wind power plant;
the charging platform comprises an unmanned aerial vehicle carrying platform, a power supply module, a first communication module and a charging interface;
the power receiving device comprises a positioning module, a second communication module and a power receiving interface;
the positioning module is used for positioning the current geographic positions of the unmanned aerial vehicle and the charging platform and controlling the unmanned aerial vehicle to fly to the charging platform according to the current geographic positions;
the first communication module and the second communication module are in corresponding signal connection and are used for controlling the unmanned aerial vehicle to berth on the unmanned aerial vehicle carrying platform;
the power supply module is connected with the wind power plant equipment or a power supply circuit inside the building and used for supplying power to the charging interface;
the charging interface is arranged on the unmanned aerial vehicle carrying platform;
after the unmanned aerial vehicle is berthed on the unmanned aerial vehicle carrying platform, the power receiving interface is in near-field electromagnetic coupling connection with the charging interface;
the first communication module and the second communication module correspondingly comprise a short-distance communication unit and an auxiliary landing unit;
the near field communication unit is a Bluetooth communication device, a WIFI communication device or a ZigBee communication device;
the auxiliary landing unit is an infrared or laser emitting and receiving device.
2. The self-charging device of the unmanned aerial vehicle for inspecting the wind power plant according to claim 1, which is characterized in that: the charging interface is a wireless charging interface which comprises a wireless charging coil; the power receiving interface is a wireless power receiving interface, and the wireless power receiving interface and the wireless charging interface correspondingly comprise a wireless power receiving coil.
3. The self-charging device of the unmanned aerial vehicle for inspecting the wind power plant according to claim 2, wherein:
the wireless charging coil is solenoid, conical or spiral;
the wireless power receiving coil and the wireless charging coil are corresponding to a solenoid, a cone or a spiral line.
4. The self-charging device of the unmanned aerial vehicle for inspecting the wind power plant according to claim 2, wherein: and the auxiliary landing unit of the first communication module is arranged at the center of the wireless charging interface.
5. The self-charging device of the unmanned aerial vehicle for inspecting the wind power plant according to claim 2, wherein: the charging platform is provided with a first protective layer and a first shielding layer,
the first protective layer is an insulating layer and is arranged at the upper part of the charging interface;
the first shielding layer is made of metal and arranged on the lower portion of the charging platform.
6. The self-charging device of the unmanned aerial vehicle for inspecting the wind power plant according to claim 5, wherein: the unmanned aerial vehicle is characterized in that the upper part of the first protective layer is painted, an unmanned aerial vehicle visual navigation module is further arranged on the unmanned aerial vehicle, and the unmanned aerial vehicle visual navigation module is docked at the charging interface position according to the painting.
7. The self-charging device of the unmanned aerial vehicle for inspecting the wind power plant according to claim 5, wherein: the wireless power receiving interface is installed in an unmanned aerial vehicle bottom support, a second protective layer is arranged on the lower portion of the wireless power receiving interface, and a second shielding layer is arranged on the upper portion of the wireless power receiving interface.
8. The self-charging device of the wind farm inspection unmanned aerial vehicle according to any one of claims 1 to 7, wherein: the positioning module is used for Beidou positioning or GPS positioning, and the positioning module is communicated with a flight control system of the unmanned aerial vehicle according to the Beidou positioning or the GPS positioning.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021550930.1U CN213109065U (en) | 2020-07-30 | 2020-07-30 | Unmanned aerial vehicle self-charging device is patrolled and examined in wind-powered electricity generation field |
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| CN202021550930.1U CN213109065U (en) | 2020-07-30 | 2020-07-30 | Unmanned aerial vehicle self-charging device is patrolled and examined in wind-powered electricity generation field |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829903A (en) * | 2021-09-30 | 2021-12-24 | 西安热工研究院有限公司 | Range-extending charging system of offshore wind farm |
| CN113942616A (en) * | 2021-09-30 | 2022-01-18 | 华能盐城大丰新能源发电有限责任公司 | Inspection mechanism and method for offshore wind farm |
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2020
- 2020-07-30 CN CN202021550930.1U patent/CN213109065U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829903A (en) * | 2021-09-30 | 2021-12-24 | 西安热工研究院有限公司 | Range-extending charging system of offshore wind farm |
| CN113942616A (en) * | 2021-09-30 | 2022-01-18 | 华能盐城大丰新能源发电有限责任公司 | Inspection mechanism and method for offshore wind farm |
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