KR102098263B1 - A management system based web for blade of wind power generation - Google Patents

Abstract

The present invention relates to a web-based blade management system for wind power generation, and to a management system enabling a user or a manager of a blade used in a wind power generator to easily manage the management system in a site by using a mobile communication terminal. To achieve a purpose of the present invention, the web-based blade management system for wind power generation comprises: a server (1) having a management program for determining management and abnormality of a wind power generation blade, determining information obtained by the mobile communication terminal (2) of the manager or the user, and transmitting information for management; and the mobile communication terminal (2) of a manager or a user, performing communication with the server (1), photographing an on-site image of a situation such as a crack, corrosion, and painting separation of the blade, which are abnormal situations occurring in the blade used in a wind power generator, transmitting the image to the server (1) such that the server (1) determines a kind of the abnormal situation and the abnormality of the wind power generation blade based on the transmitted image, receiving the information, and receiving a countermeasure in accordance with the kind of the abnormal situation.

Description

Web-based wind power blade management system {A MANAGEMENT SYSTEM BASED WEB FOR BLADE OF WIND POWER GENERATION}

The present invention relates to a web-based wind power blade management system, and to a management system that enables a blade user or administrator used in a wind power generator to more easily manage in the field using a portable communication terminal.

Nowadays, there is an increasing interest in power generation facilities using environmentally friendly energy, wind power, which has become a problem for environmental pollution and nuclear power generation due to fossil fuels.

In the case of such wind power generation, it is also true that the facility is enlarged in order to produce high-pressure electricity, and the facility is concentrated in a specific area due to a difference in production according to regional or geographical characteristics.

Accordingly, maintenance and management of the wind power generation facility has become a very important issue, and among them, management of a blade, a core component applied to the wind power generator, has emerged as a very important matter.

However, the blade applied to such a wind turbine is very difficult to inspect and manage by a user or an administrator because the size of the blade is very large.

Due to this problem, various methods have been proposed, and among them, Korean Patent Publication No. 10-2014-0000379 (camera and robot-based blade inspection device and method for wind power generation, hereinafter referred to as 'prior art 1') Is provided with a camera and robot-based blade inspection device and method for wind power generation. The blade inspection system for wind power generation according to an embodiment of the present invention includes a wide area inspection device and a wide area inspection device for determining whether an abnormality occurs in a blade from an image taken by a camera blade of a wind power generator and calculating the location of the abnormality occurrence point when an abnormality occurs It includes a precision inspection device that performs a precise inspection by moving to the point of occurrence of the abnormality calculated by the device. Accordingly, a technique is proposed that can reduce the number and range of overhauls that take a lot of time and money.

In addition, the Republic of Korea Patent Publication No. 10-2019-0115805 (wireless communication-based wind power generator blade condition measurement system, hereinafter referred to as 'prior art 2') relates to the blade condition measurement system of the wind power generator, in more detail in close contact with the blade While quickly detecting various defects of the blade through the surface wave sensor device, the surface wave sensor device is controlled by a separate monitoring device that is wirelessly connected, and information measured by the surface wave sensor device is wirelessly transmitted to the monitoring device. By doing so, it proposes a technology for a wireless communication-based wind power generator blade condition measurement system that enables safe and convenient detection of blade defects even at remote locations.

However, in the case of the prior art 1, a device such as a separate robot is required, and accordingly, it is not only costly to operate the robot, but also has difficulty in operating the robot when external weather conditions are not good. There is also room for the robot to be disengaged from the power generation facility due to the strong wind characteristic of the area where the power generation facility is located.

In addition, in the case of the prior art 2, since it is necessary to attach a plurality of sensors to the blade and analyze the measured values of these sensors to determine whether or not the blade is abnormal, the cost of attaching the sensor may be excessively increased. There is a problem in that there are risk factors such as replacement due to sensor damage.

Republic of Korea Patent Publication No. 10-2014-0000379 (camera and robot-based blade inspection device and method for wind power generation, published on January 03, 2014) Republic of Korea Patent Publication No. 10-2019-0115805 (wireless communication-based wind power generator blade condition measurement system, published on October 14, 2019)

In order to overcome the above problems, an object of the present invention is to provide a web-based wind power blade management system that facilitates maintenance and management of blades regardless of the skill of the operator.

Another object of the present invention is to automatically reduce a user's or administrator's workload by automatically processing a certain portion of information and inspection reports, etc., which are manually created by a user or an administrator or by accessing a management site. To provide a web-based wind power blade management system.

In the web-based wind power blade management system for achieving the object of the present invention as described above,

A server (1) that is equipped with a management program for managing the wind power blade and determining whether there is an abnormality, determines information obtained from the portable communication terminal (2) of the administrator or user, and transmits information for management; and the server (1) Performs communication with, and the situation such as cracks, corrosion, and peeling of the blade, which is an abnormality occurring in the blade used in the wind power generator, is photographed in the field and then transmitted to the server (1). Based on the basis, the server 1 determines whether there is an abnormality of the wind power blade and the type of the abnormality, and then receives the information and, accordingly, the administrator or the user's portable communication terminal receiving the action according to the type of the abnormality (2 It is to provide a web-based wind power blade management system characterized in that consisting of).

Also, the server 1 communicates with the control unit 10 for system control, the portable communication terminal 2, and the communication unit 20 for performing communication through the web with an external management organization or a control organization, and portable communication. An information acquisition unit 30 that acquires information transmitted from the terminal 2 and information from an external management or control organization, and an image analysis unit that analyzes photos, pictures, and image information among information obtained from the portable communication terminal 20 (40), the image analysis unit 40 stores the analyzed image, the information of the wind power generation facility where the anomaly of the analyzed image is generated, the history, the type of the anomaly, the countermeasures, etc. are stored, and the portable communication terminal ( 2) is composed of a memory unit 50 for storing a management program that is transmitted to and manages a wind power blade, and an information providing unit 60 for providing information to an administrator or a user and an external organization, the information acquisition unit (30) Acquires photo and image information through the portable communication terminal 2 and performs filtering on the obtained information.

The filtering performed by the information acquisition unit 30 determines whether the rotation position of the wind turbine blades is matched with the inspection area of the blade, and notifies the portable communication terminal 2 of this, thereby notifying the rehabilitation or the shooting location change. In addition, the information acquisition unit 30 acquires information such as academic information, corporate information or web documents related to the wind power blades existing on the web for an abnormal situation that may occur in the wind power blades, and the memory unit Can be stored at 50.

In addition, the memory unit 50 stores a management program that is installed and transmitted to the portable communication terminal 2 and executed in the form of an APP for management, and the management program selects a management menu on the portable communication terminal 2. Includes a management menu selection function, an information input window that pops up automatically according to the selected management menu, a guide guide for image shooting, and an image upload window in which the captured image is automatically uploaded. Error list for error occurrence due to the occurrence of the situation, detailed error information, management plan according to the error situation, business registration to register the job content of the user or administrator, inspection report menu and abnormal situation according to the inspection of the power generation facility after business registration Further action menus are included.

In addition, the error detail information further includes detailed information about the corresponding component in which an abnormality has occurred, and an example of a part to be intensively checked to obtain information on a part requiring focus inspection according to the error condition is provided. Displayed on the screen of the portable communication terminal (2), in order to increase the visibility of the user or administrator, color is distinguished and leveled for an abnormal situation, and the degree of damage of the blade through the implementation of 3D simulation after the final inspection And by providing a web-based wind power blade management system characterized in that to display the damaged portion to be able to better achieve the object of the present invention.

By providing the web-based wind power blade management system of the present invention, there is an effect of facilitating maintenance and management of the blade regardless of the skill of the operator, and the user or administrator manually writes or accesses the management site and inputs the work one by one. When information is acquired, such as contents and inspection reports, certain parts are automatically processed to reduce the workload of users or administrators.

1 is a block diagram showing the system of the present invention.
2 is a configuration diagram of a server according to the present invention.
3 to 10 are exemplary views capturing a menu screen according to an embodiment of the present invention.

The web-based wind power blade management system according to the present invention provides an image in the field through a portable communication terminal (2) of a manager or a user for a situation such as cracking, corrosion, and peeling of the blade, which is an abnormal condition occurring in the blade used in the wind power generator. After photographing and transmitting to the server 1, the wind turbine blades are determined based on the transmitted image, and the type of the abnormality is determined, and then transmitted to the portable communication terminal 2 of the user or administrator, and the server 1 It relates to a system that transmits and guides the countermeasures according to the determined type of abnormality to the portable communication terminal (2).

The web-based wind power generation blade management system of the present invention will be described in detail with reference to the drawings below so that a person skilled in the art can easily implement it.

1 is a configuration diagram showing a system of the present invention, and FIG. 2 is a configuration diagram of a server according to the present invention.

Also, FIGS. 3 to 10 are exemplary views of a menu screen according to an embodiment of the present invention.

Referring to Figures 1 to 10 in detail, the wind power blade management system of the present invention is equipped with a management program for determining the management and abnormality of the wind turbine blades and a portable communication terminal of the administrator or user (2 ) To determine the information obtained from, and performs communication with the server (1) and the server (1) for transmitting information for management, cracks, corrosion of the blade, which is an abnormal condition generated in the blade used in the wind power generator, After photographing a situation such as paint stripping in the field, and then transmitting it to the server 1, the server 1 determines whether the wind turbine blade is abnormal or not and the type of the abnormal condition based on the transmitted image, and then receives the information. It is composed of a portable communication terminal (2) of the administrator or the user to receive a countermeasure according to the type of the situation.

At this time, the server 1, the control unit 10 for controlling the system, the communication unit 20 for performing communication with the portable communication terminal 2, and performing communication via the web with an external management or control organization, portable An information acquisition unit 30 that acquires information transmitted from the communication terminal 2 and information from an external management or control organization, and an image analysis unit that analyzes photographs and video information among information obtained from the portable communication terminal 2 ( 40), the image analysis unit 40 stores the analyzed image, the information of the wind power generation facility where the abnormality of the analyzed image is generated, the history, the type of the abnormal situation, the countermeasures, etc. are stored, and the portable communication terminal (2 It is composed of a memory unit 50 is stored in the management program to be transmitted to the management of the wind turbine blades and information providing unit 60 for providing information to the administrator or users and external organizations.

In addition, the portable communication terminal 2 can be anything as long as it has a photographing means capable of acquiring photographic and video information, and the present invention is described based on a mobile phone, but is not limited thereto.

The information acquisition unit 30 of the server 1 as described above acquires picture and image information through the portable communication terminal 2 and filters the obtained information.

In more detail, in order to inspect the power generation facility, the administrator or the user receives the captured image of the blade of the wind power generator through the portable communication terminal 2 in the field through the web-based communication unit 20. Filtering is performed to determine whether the image meets the management conditions.

This is to prevent errors in selecting a location of the wind turbine blades and parts of parts to be photographed according to the skill of the user or administrator.

For example, it is determined whether the rotation position of the wind turbine blades and the inspection area of the blade are matched, and the portable communication terminal 2 is notified of this to notify the re-shooting or the change of the shooting position.

To this end, the location information is acquired based on the GPS information, which is the location information of the portable communication terminal 2, and whether it is matched with the location information according to the image taken of the corresponding wind power generation facility previously stored in the memory unit 50 or not. It will be determined and applied.

In addition, it is determined whether the rotational position of the blade is matched by comparing the image captured and transmitted by the portable communication terminal 2 with the existing image stored in the memory unit 50.

To this end, the feature of the outline is extracted with respect to the image of the blade, and it is determined whether or not the position of the blade is matched by comparing the feature of the outline and transmitted to the portable communication terminal 2 to inform the user or administrator.

At this time, when a user or an administrator wants to photograph an image of a wind power blade of a corresponding wind power facility, guide information mounted in a management program is used. The guide information is provided by the information providing unit 60 of the wind power blade. By extracting only the outline, a guideline is formed and provided on the portable communication terminal 2 so that the wind power blade can be automatically photographed when it comes to the location of the guideline.

This automatic shooting is such that when the image of the wind turbine blade is recognized adjacent to the guideline, an image matching the guideline can be obtained through predetermined continuous shooting.

In addition, the information acquisition unit 30 is to obtain information that is present on the web for an abnormal situation that may occur on the wind power blade and store it in the memory unit 50.

In more detail, when information on an abnormal situation or a countermeasure for an abnormal situation generated in another country or another region is searched through the web, it is acquired through the web and stored in the memory unit 50.

For example, if relevant information is included in academic information, corporate information, or web documents related to a wind power blade, it is obtained. When a corresponding search term is searched using a search term, information such as a website uploaded to the search term And acquire the original text according to the importance level and store it in the memory unit 50.

This is to make it possible to quickly cope with the first occurrence in the field in a similar situation.

Here, the above information may be classified and stored in the form of an index, or stored in the form of a full text.

The memory unit 50 stores information obtained through the information acquisition unit 30 through the communication unit 20 or information supplied from the information providing unit 60 and control history of the control unit 10.

Here, the memory unit 50 is to store the information obtained on the web in the information acquisition unit 30 in the form of an index or full text, and to make it DB.

The memory unit 50 also stores a management program installed for transmission to the portable communication terminal 2 and executed for management.

This management program is stored in the form of an APP, and a user or administrator accesses the server 1 through the portable communication terminal 2 to manage the wind power blade, downloads it, installs it, and installs it.

At this time, the management program includes a management menu selection function for selecting a management menu on the portable communication terminal 2, an information input window that automatically pops up according to the selected management menu, a guide guide for image shooting, and the captured image automatically. An image upload window to be uploaded is included.

In addition, the management program includes an error list for error occurrence due to an abnormal situation, error detail information, a management plan according to an error situation, business registration to register the user's or manager's business content, and inspection of the power generation facility after business registration. The inspection report menu and the countermeasures menu for abnormal situations may be further included.

Here, the detailed error information according to the type of the abnormality may include detailed information about the corresponding component.

This means that the user or administrator can obtain information on the parts that need to be inspected according to the error situation of the part in the field. For example, if the appearance of the blade needs to be checked, it is necessary to focus on the parts to be checked. This is an example of displaying on the screen.

In addition, in order to increase the visibility of a user or an administrator in such an abnormal situation, it is possible to classify the color for the abnormal situation and display the level. When an abnormality does not occur, a zero level is applied, and a graph of the color accordingly Guide, and when a very serious abnormality, the highest stage, occurs, 5 levels are applied to apply the corresponding color graph on the screen of the portable communication terminal (see FIG. 8).

In addition, through the implementation of 3D simulation after the final inspection, it is possible to display information on the degree of damage and damage of the blade, so that users, administrators, and external organizations can acquire information more efficiently.

In addition, after all the work is completed, the automatically generated inspection report is registered and stored in the memory unit 50 so that if the same or similar abnormality occurs in the future, it is DB.

The image analysis unit 40 determines whether the wind turbine blades are abnormal based on the information obtained and filtered by the information acquisition unit 30.

At this time, the picture and image information transferred from the information acquisition unit 30 is determined by comparing the abnormal condition stored in the memory unit 50 with the abnormal image, and through repeated learning through deep learning Precise readings can be obtained.

Here, the reading extracts feature values existing on the image and determines similarity with the abnormal image through analysis of the feature values.

After determining whether the wind power blade is abnormal through the image analysis unit 40 as described above, the result is transmitted to the mobile communication terminal 2 of the user or administrator according to the determined result.

In addition, after determining whether or not the abnormality is as described above, the controller 10 is informed of this, and the controller 10 can guide the maintenance measures stored in the memory unit 40 based on the determined information. do.

For example, if the current abnormal situation causes a serious problem, execute the countermeasure menu for the abnormal situation, and suggest a method for repairing or replacing the portable communication terminal 2 of the user or administrator, and repairing the problem. And when the replacement is confirmed, it is possible to provide a guide manual for this and guide the supply and demand method and location of the parts.

The memory unit 50 stores information generated on the system and converts it into a DB, and is stored according to the calls of the control unit 10, the information acquisition unit 30, the image analysis unit 40, and the information providing unit 60. It can provide programs and information, and updates information through regular upgrades.

 The memory unit 50 may backup data for a certain period of time and transmit it to an external institution or a separate storage for storage in case of data loss due to disaster such as an earthquake or an excessive storage capacity.

Here, the data stored in the external institution or in a separate storage allows information to be provided at the same or similar facility in another area when requested.

The information providing unit 60 provides information to a user or administrator's portable communication terminal 2 or an external general control organization, and calls the management platform entered by the user or administrator in the memory unit 50 to perform portable communication. Using information including photo and video information input from the terminal 2, standardized reports such as management manuals and inspection reports are provided.

In addition, information on the history of the wind power facility can be provided.

Here, the management platform provided by the information providing unit 60 may be selected and applied by a user or an administrator among various types according to the type of power generation facility input to the memory unit 50.

For example, depending on the size and type of the large-scale wind power generation complex, small wind power generation complex, single wind power generator, etc., it is provided in various forms so that it can be selected and applied by the user or manager, and the management selected by the user or the manager The platform is mounted on the program so that it can be installed and executed in the form of an APP on the portable communication terminal (2).

With this configuration, it is possible to provide a web-based wind power blade management system according to the present invention.

1: Server
2: Portable communication terminal
10: control unit
20: communication unit
30: Information acquisition department
40: image analysis unit
50: memory unit
60: information providing department

Claims (10)

In the web-based wind power blade management system,
A server (1) that is equipped with a management program for managing the wind turbine blades and for determining whether there is an abnormality, determines information obtained from the portable communication terminal (2) of the administrator or user, and transmits information for management; and
It communicates with the server (1) and transmits it to the server (1) after video shooting in the field, such as cracking, corrosion, and peeling of the blade, which is an abnormal condition occurring in the blade used in the wind power generator. Based on the image, the server 1 determines whether there is an abnormality of the wind power blade and the type of the abnormality, and then receives the information and, accordingly, the administrator or the user's portable communication terminal receiving the countermeasure according to the type of the abnormality. Consisting of (2),
The server 1 communicates with the control unit 10 for system control, the portable communication terminal 2, and the communication unit 20 for performing communication via the web with an external management organization or a control organization, a portable communication terminal (2) Obtain information transmitted from the external management agency or control agency, and acquire the photo and video information through the portable communication terminal (2), and check the rotational position and blade of the wind power blade against the obtained information. Information obtained from the information acquisition unit (30) and the portable communication terminal (20) that performs filtering to determine whether or not to match the part and to notify the portable communication terminal (2) of this, to notify the rehabilitation or change of the shooting location. Among the image analysis unit 40 that analyzes the photo and image information, the image analysis unit 40 stores the analyzed image, and the information, history of the wind power generation facility where an abnormal situation of the analyzed image occurred. The type of imagination, the countermeasures, etc. are stored, transmitted to the portable communication terminal (2), and the management unit that manages the wind turbine blades stores the memory unit (50) and information to the administrator or users and external organizations. Provides and extracts only the outline of the wind power blade in the management program to form a guideline, and provides this on the portable communication terminal (2) to be equipped with guide information to be taken when the wind power blade arrives at the location of the guideline. It consists of an information providing unit 60 to enable,
Whether or not the rotational position of the blade and the inspection part of the blade are matched, the location information is obtained based on GPS information, which is the location information of the portable communication terminal 2, and the corresponding wind power generation facility is stored in the memory unit 50. It determines whether the information matches the location information according to the video shooting, applies it, and rotates the blade by comparing the video captured and transmitted by the portable communication terminal (2) with the existing video stored in the memory unit (50). A web-based wind power blade management system characterized in that it determines the conformity of the position, extracts the image of the blade as a feature of the outline, and determines whether the blade is matched by comparing the features of the outline.
delete delete delete According to claim 1,
The information acquisition unit 30 acquires information such as academic information, corporate information or web documents related to the wind power blades existing on the web for an abnormal situation that may occur in the wind power blades, and the memory unit 50 Web-based wind power blade management system, characterized in that can be stored in.
According to claim 1,
Web-based wind power blade management system, characterized in that the management unit 50 is transmitted to the portable communication terminal (2), installed and managed in the form of an APP for management is stored.
The method of claim 6,
The management program includes a management menu selection function for selecting a management menu on the portable communication terminal 2, an information input window that pops up automatically according to the selected management menu, a guide guide for video shooting, and the recorded video is automatically uploaded. Web-based wind power blade management system characterized in that the image upload window is included.
The method of claim 6,
The management program includes an error list for error occurrence due to an abnormal situation of the wind power blade, error detail information, a management plan according to the error situation, business registration to register the job details of the user or administrator, and registration of the relevant power generation facility after business registration. Web-based wind power blade management system, characterized in that the inspection report menu according to the inspection and the countermeasures menu for abnormal situations are further included.
The method of claim 8,
The error detailed information further includes detailed information on the corresponding component in which an abnormality has occurred, and an example of a part to be intensively checked to obtain information on a part requiring focus inspection according to the error situation is portable communication. A web-based wind power blade management system characterized by displaying colors on the screen of the terminal 2 and distinguishing and leveling colors for abnormal conditions to increase the visibility of a user or an administrator.
The method of claim 8,
A web-based wind power blade management system characterized by displaying the degree of damage and the damage of the blade through the implementation of 3D simulation after the final inspection.

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