WO2021094400A1 - Système de gestion de pièces d'une éolienne et procédé de maintenance d'une éolienne - Google Patents

Système de gestion de pièces d'une éolienne et procédé de maintenance d'une éolienne Download PDF

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Publication number
WO2021094400A1
WO2021094400A1 PCT/EP2020/081801 EP2020081801W WO2021094400A1 WO 2021094400 A1 WO2021094400 A1 WO 2021094400A1 EP 2020081801 W EP2020081801 W EP 2020081801W WO 2021094400 A1 WO2021094400 A1 WO 2021094400A1
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WIPO (PCT)
Prior art keywords
component
wind turbine
information
tag
components
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PCT/EP2020/081801
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English (en)
Inventor
NUMAJIRI Tomohiro
Original Assignee
Mhi Vestas Offshore Wind A/S
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Publication date
Application filed by Mhi Vestas Offshore Wind A/S filed Critical Mhi Vestas Offshore Wind A/S
Publication of WO2021094400A1 publication Critical patent/WO2021094400A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/20—Administration of product repair or maintenance
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/06—Energy or water supply
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications

Definitions

  • This disclosure relates to a component management system for a wind turbine and a maintenance method for a wind turbine.
  • a wind turbine for wind power generation includes multiple components. These components have a certain lifetime and thus require maintenance. In recent years, a maintenance method using radio frequency identification (RFID) technology has been proposed.
  • RFID radio frequency identification
  • Patent Document 1 discloses a wireless information system for components of a wind turbine.
  • an RF tag attached to the component of the wind turbine stores component information.
  • the component information of the RF tag is read with a reader carried by an operator.
  • the content of the component information includes identification information, commissioning date, service life, and service manual.
  • Patent Document 1 EP2177753A
  • Patent Document 1 discloses that an RF tag stores component information as read only information. Patent Document 1 does not disclose a configuration or a method for updating the component information of the RF tag. The component information only includes information at the time of installation (e.g., commissioning date, service life provided by the manufacturer).
  • the component information preferably includes usage history of the components.
  • an object of the present disclosure is to provide a component management system for a wind turbine and a maintenance method for a wind turbine whereby it is possible to more accurately manage components.
  • a component management system for a wind turbine according to the present disclosure includes: a plurality of tags corresponding to a plurality of components of the wind turbine and configured to store component information related to the corresponding components; a reader/writer configured to wirelessly communicate with the tags and able to read, write, and update the component information in the tags; and a component history information generation unit configured to generate component history information related to usage history of each of the components obtained from operation history information of the wind turbine stored in a wind controller for controlling the wind turbine, and store the component history information in the corresponding tag as a part of the component information via the reader/writer.
  • a maintenance method for a wind turbine includes: storing component information related to a component of the wind turbine in a corresponding tag; establishing wireless communication with the tag and reading, writing, or updating the component information in the tag; and generating component history information related to usage history of the component obtained from operation history information of the wind turbine stored in a wind controller for controlling the wind turbine, and storing the component history information in the tag as a part of the component information.
  • the present disclosure provides a component management system for a wind turbine and a maintenance method for a wind turbine whereby it is possible to more accurately manage components.
  • FIG. 1 is a schematic diagram for describing a configuration of a wind turbine according to an embodiment.
  • FIG. 2 is a block diagram showing a configuration of a component management system for a wind turbine according to an embodiment.
  • FIG. 3 is a diagram of an example of component information stored in a tag according to an embodiment.
  • FIG. 4 is a diagram of an example of a training document stored in a tag according to an embodiment.
  • FIG. 5 is a diagram of an example of an electronic report stored in a tag according to an embodiment.
  • FIG. 6 is a flowchart of a component management procedure for a wind turbine according to an embodiment.
  • FIG. 7 is a schematic overall configuration diagram of a wind turbine generator system according to an embodiment.
  • FIG. 8 is a flowchart of an operation procedure based on component management for a wind turbine according to an embodiment.
  • an expression of relative or absolute arrangement such as “in a direction”, “along a direction”, “parallel”, “orthogonal”, “centered”, “concentric” and “coaxial” shall not be construed as indicating only the arrangement in a strict literal sense, but also includes a state where the arrangement is relatively displaced by a tolerance, or by an angle or a distance whereby it is possible to achieve the same function.
  • an expression of an equal state such as “same” “equal” and “uniform” shall not be construed as indicating only the state in which the feature is strictly equal, but also includes a state in which there is a tolerance or a difference that can still achieve the same function.
  • an expression of a shape such as a rectangular shape or a cylindrical shape shall not be construed as only the geometrically strict shape, but also includes a shape with unevenness or chamfered comers within the range in which the same effect can be achieved.
  • FIG. 1 is a schematic diagram for describing a configuration of a wind turbine 100 according to an embodiment.
  • the wind turbine 100 may be installed on water such as lake, sea, or river or may be installed on the ground. That is, the wind turbine 100 may be an onshore wind turbine or an offshore wind turbine.
  • the wind turbine 100 includes a tower 2, a nacelle 4 disposed on top of the tower 2, a wind turbine rotor 6, and a generator 8 configured to be driven by rotational energy of the wind turbine rotor 6.
  • the wind turbine rotor 6 includes a hub 5 and a blade 7 attached to the hub 5, and is supported rotatably on the nacelle 4.
  • the rotational energy of the wind turbine rotor 6 is transmitted to the generator 8 via a drive train 10.
  • the drive train 10 includes a main shaft 12 connected to the hub 5 of the wind turbine rotor 6, a main bearing 14 rotatably supporting the main shaft 12, and a transmission 16.
  • a variety of devices including the main shaft 12 is housed in the nacelle 4 disposed on the tower 2 installed on water or ground.
  • the tower 2 is configured to support the nacelle 4 via a yaw system 15.
  • the main shaft 12 is supported on the nacelle 4 by a pair of main bearings 14 (14A, 14B).
  • the main bearings 14 (14A, 14B) are housed in corresponding bearing casings 13 (13A, 13B).
  • the transmission 16 is a hydraulic transmission including a hydraulic pump 18, a hydraulic motor 20, a high-pressure line 22, and a low-pressure line 24.
  • the hydraulic pump 18 is configured to be driven by rotational energy of the wind turbine rotor 6.
  • the hydraulic motor 20 is configured to be driven by pressurized oil produced by the hydraulic pump 18 and input mechanical energy to the generator 8 via a generator shaft 9.
  • the high-pressure line 22 connects the discharge side of the hydraulic pump 18 and the intake side of the hydraulic motor 20, and the low-pressure line 24 connects the discharge side of the hydraulic motor 20 and the intake side of the hydraulic pump 18.
  • the wind turbine 100 may include a gear box (not shown) configured to increase the rotational speed of the main shaft 12 and transmit the rotation of the main shaft 12 to the generator shaft 9 as the transmission 16.
  • the wind turbine 100 may be a direct-drive type wind turbine power generating apparatus (not shown) configured to drive the generator 8 with rotation of the main shaft 12, not via the drive train 10.
  • the wind turbine 100 includes a wind turbine controller 101 for controlling the wind turbine 100. Further, the wind turbine 100 includes a plurality of sensors 90. As shown in FIG. 1, the plurality of sensors 90 may include an anemometer for measuring the wind velocity outside the nacelle 4, a vibration sensor for measuring vibration of the bearing (e.g., main bearings 14), a temperature sensor for measuring the temperatures of the bearing (e.g., main bearings 14) and various devices, a pressure sensor for measuring the pressure of a predetermined location of the hydraulic device (e.g., hydraulic pump 18, hydraulic motor 20, high-pressure line 22, and low-pressure line 24), a load sensor for measuring the load applied to the blade 7, and a current meter for measuring electric current that runs through the coil of the generator 8.
  • anemometer for measuring the wind velocity outside the nacelle 4
  • a vibration sensor for measuring vibration of the bearing (e.g., main bearings 14)
  • a temperature sensor for measuring the temperatures of the bearing (e.g., main bearings 14) and various devices
  • FIG. 2 is a block diagram showing a configuration of a component management system 200 for a wind turbine according to an embodiment.
  • the component management system 200 for a wind turbine is a system for managing information related to a component of the wind turbine 100.
  • the component of the wind turbine 100 means a constituent element of the wind turbine 100 and may be a component (e.g., gear box, bearing) of an apparatus or may be an independent apparatus (e.g., generator 8).
  • the component management system 200 for a wind turbine includes a plurality of tags T for storing component information, a reader/writer 150 configured to wirelessly communicate with each of the tags T and able to read, write and update the component information in each tag T, and a component history generation unit 160 configured to store component history information in each tag T as a part of the component information via the reader/writer 150.
  • the reader/writer 150 and the component history generation unit 160 of the component management system 200 for a wind turbine are configured to communicate with the wind turbine controller 101 of the wind turbine 100.
  • the wind turbine controller 101 includes a central processing unit (CPU) 102, an I/O interface 104, a communication interface 106, and a storage device 108. They are connected by a bus 105 and can communicate with each other via the bus 105.
  • the CPU 102 is configured to acquire information from various sensors 90 and generate operation history information of the wind turbine 100.
  • the storage device 108 is used to store and transmit information and commands to be processed by the CPU 102. Furthermore, the storage device 108 is used to store various types of data received from the sensors 90.
  • the storage device 108 may include a volatile random access memory (RAM) and/or a non-volatile RAM (NVRAM).
  • the I/O interface 104 is an interface for inputting and outputting information to and from an external device.
  • the I/O interface 104 may have a function to convert analog signals input from the various sensors 90 (e.g., load sensor, vibration sensor, temperature sensor, pressure sensor, current meter) into digital signals that can be processed by the CPU 102.
  • the communication interface 106 is an interface for wire or wireless communication with other devices (e.g., reader/writer 150 and component history generation unit 160).
  • the plurality of tags T corresponds to a plurality of components of the wind turbine 100. Each tag T is configured to store component information related to the corresponding component.
  • FIG. 1 shows the tags T by the plots. As shown in FIG.
  • the tags T may be disposed in the blade 7, the yaw system 15, the sensors 90 such as those mounted in the main bearings 14 (14A, 14B), the generator 8, the main shaft 12, and the hydraulic pump 18, for instance.
  • the tags T may be disposed in other components.
  • the plurality of components corresponding to the plurality of tags T preferably includes at least one of the blade 7, the gear box (not shown), the bearing (e.g., main bearings 14), the generator 8, the yaw system 15, a pitch system (not shown), a cooling system (not shown), an inverter internal component (not shown), and the sensors 90. These components need to be maintained and/or replaced during lifetime. By attaching the tags T to these components, it is possible to take advantage of lifetime management described later.
  • the reader/writer 150 is disposed in an installation space for the components of the wind turbine 100 and configured to wirelessly communicate with the tags attached to the components installed in the installation space. In other embodiments, the reader/writer 150 is disposed on a transportation path for the components in the wind turbine 100 and configured to wirelessly communicate with the tags attached to the components which are transported via the transportation path.
  • components installed in or transported into or from the wind turbine 100 can be identified, and thereby, it is possible to obtain the component information such as replacement date/time or transportation date/time of the components.
  • the component information obtained in this manner may be written into the tag T by means of the reader/writer 150.
  • the component information may be collected and recorded without extra work/effort, which can achieve efficient component management with less staying time of the operator in the wind turbine 100.
  • the reduced staying time of the operator is important particularly for the case of the wind turbine 100 being an offshore wind turbine with difficult accessibility.
  • the reader/writer 150 is disposed in the nacelle 4 of the wind turbine 100. which is an example of the component installation space. and is configured to wirelessly communicate with the tags T attached to the plurality of components disposed in the nacelle 4.
  • the reader/writer 150 since the reader/writer 150 is disposed in the nacelle 4 in which the components are concentrated, it is possible to easily establish wireless communication between the reader/writer 150 and the tags T.
  • the component installation space is an equipment installation floor in the tower 2 or a floating body supporting the tower 2 (in a case of the wind turbine 100 being an offshore wind turbine) where a ventilation fan or an emergency generator may be installed.
  • the arrangement of the tags T and the reader/writer 150 is not limited thereto.
  • the tag T wirelessly communicating with the reader/writer 150 may be attached to a component disposed in the hub 5 of the wind turbine.
  • the reader/writer 150 may not be disposed in the nacelle 4 but may be disposed in the vicinity of the entrance of the tower 2 as an example of the transportation path for the components.
  • a reader/writer 150 is arranged near each door or other opening (which is another example of the component transportation path) where components may leave or enter the wind turbine 100. This ensures that all components entering or leaving the wind turbine 100 is identified so exact exchange time and date may be recorded so it is clear which components are replaced and by which replacement components.
  • the reader/writer 150 may be not fixed and may be movably disposed.
  • the tag T may be an RF tag capable of reading and rewriting information stored therein by wireless communication.
  • an RF tag capable of reading and rewriting information stored therein by wireless communication is used as the tag T, it is possible to easily read, store, and update the information.
  • An RFID of the RF tag is a form of wireless communication that uses electromagnetic or electrostatic coupling in the radio frequency portion of the electromagnetic spectrum to uniquely identify an object.
  • the tag T may be an IC tag including a semiconductor chip having an antenna, an RF circuit, logic, and memory.
  • the reader/writer 150 may be configured to generate and emit electromagnetic waves via the antenna and receive a radio frequency signal (RF signal) from the RF tag. In this case, the tag T detects an operation signal from the reader/writer 150 in the electromagnetic field. Further, the reader/writer 150 wirelessly communicates with the tag T and demodulates data stored in the tag T so as to restore the data.
  • RF signal radio frequency signal
  • the component history generation unit 160 generates component history information related to usage history of each component obtained from operation history information of the wind turbine 100 stored in the wind turbine controller 101 for controlling the wind turbine 100.
  • the component history generation unit 160 may acquire the operation history information of the wind turbine 100 through communication with the wind turbine controller 101 or may acquire the operation history information of the wind turbine 100 through communication with the reader/writer 150.
  • the operation history information of the wind turbine 100 and the component history information include, for instance, operation start time, operation stop time, and operating duration.
  • the component history generation unit 160 is separate from the wind turbine controller 101 and is configured to communicate with the wind turbine controller 101. However, the component history generation unit 160 may be integrated with the wind turbine controller 101. Additionally, the component history generation unit 160 may be configured to communicate with a wind turbine controller 101 disposed on each of a plurality of the wind turbines 100.
  • the component management system 200 for a wind turbine may include a determination device 170 directly or indirectly connected.
  • the determination device 170 is configured to determine the remaining lifetime and/or the maintenance time and/or the replacement time of the component corresponding to the tag T and store a determination result in the tag T as a part of the component information via the reader/writer 150. In this case, it is possible to easily manage the lifetime of the component by the determination device 170.
  • the remaining lifetime, maintenance time and the replacement time may be determined based on information such as stress amplitude, the number of stress cycles, load, or pressure measured by the sensors 90, or may be determined based on information such as the component history information included in the component information or power generation amount.
  • the remaining lifetime, time for maintenance and/or the replacement time may for example be determined based on the number of starts, the number of stops, or operating duration of the wind turbine 100 or the component. Further, for instance, a fatigue evaluation method disclosed in US Patent No. 6345041 may be adopted for determining the remaining lifetime, maintenance time and/or the replacement time.
  • the component information stored in the tag T includes information that indicates the remaining lifetime and/or the maintenance time and/or the replacement time of the component. In this case, the operator can know whether the component should be replaced or maintained based on the component information stored in the tag T. Furthermore, the component information stored in the tag T may later be used to determine if the component can be reused, refurbished or must be completely discarded / recycled.
  • the determination device 170 may be a tablet device or a wearable device (e.g., smart glasses) used by the operator on site or may be a personal computer installed in the wind turbine 100 or in a location remote from the wind turbine 100.
  • the determination device 170 may acquire, for instance, maintenance related information (replacement history information that indicates the history of replacement of the component, repair history information that indicates the history of repair of the component and/or maintenance history information) from the reader/writer 150 and determine the remaining lifetime and/or the maintenance time and/or the replacement time of the component based on this information. Further, the reader/writer 150 may store the maintenance related information in the tag T, and the determination device 170 may acquire the stored information for determination. [0038] The reader/writer 150 may acquire the maintenance related information through wireless communication with the tag T at the time of moving the component in or out of the wind turbine 100. For instance, the reader/writer 150 may detect a change in component ID stored in the tag T and thereby recognize that the component is replaced. The determination device 170 may update the information stored in the tag T periodically or at the occurrence of an event, for instance. Thus, it is possible to bring the information stored in the tag T close to the latest information.
  • maintenance related information replacement history information that indicates the history of replacement of the component, repair history information that indicates the history
  • the component management system 200 for a wind turbine may include an analysis device 180 directly or indirectly connected.
  • the analysis device 180 is configured to judge and/or analyze the tendency of failure at the same three- dimensional position with respect to the same type of components in the same or other wind turbine generators in the same wind farm 30 and/or other wind farms 30, modelling data and/or test data, based on the component information of the tag T.
  • the component information stored in the tag T includes the maintenance related information.
  • FIG. 3 is a diagram of an example of the component information stored in the tag T according to an embodiment.
  • the component information includes information that indicates a time for each activity before the component is installed. More specifically, the component information includes component manufacturing date (start date), component shipment time (start date, end date, and duration), time when the component is assembled into the wind turbine 100 (start date, end date, and duration), preservation time for pre-assembly module of components (start date, end date, and duration), component sea transportation time (start date, end date, and duration), and component installation time (start date, end date, and duration).
  • start date start date
  • component shipment time start date, end date, and duration
  • time when the component is assembled into the wind turbine 100 start date, end date, and duration
  • preservation time for pre-assembly module of components start date, end date, and duration
  • component sea transportation time start date, end date, and duration
  • component installation time start date, end date, and duration
  • the component information may include operation start date and accumulated operation time (duration) of the wind turbine 100 as the operation history information.
  • the component information may include operation start date and accumulated operation time (duration) of the component as the component history information related to usage history of the component.
  • the component information may include information that indicates the accumulated power generation amount of the wind turbine 100 and the power generation amount using the component.
  • the component information may include component ID as the identification information of the component, the exact 3D position in the wind turbine 100 (particularly if more of the same component is present), the number of maintenance and replacements of the component as the replacement history information, and the number of repair of the component as the repair history information. Further, the component information may include information that indicates component ID before replacement, the remaining lifetime of the component, and the replacement time of the component.
  • the component information is not limited to the above examples.
  • the component information may include information related to the raw material, the performance, and the manufacturer of the component. In this case, it is possible to establish a traceability system using the component information.
  • the component management system 200 for a wind turbine may include a communication terminal 190 directly or indirectly connected.
  • the communication terminal 190 is a terminal having a communication function used by the operator.
  • the communication terminal 190 may be a tablet device or a wearable device (e.g., smart glasses) used by the operator on site. Such a communication terminal 190 is suitable in terms of working efficiency of the operator. In particular, when the communication terminal 190 is, for instance, a glasses-type wearable device (smart glasses), the communication terminal 190 can be used without the use of hands.
  • the communication terminal 190 may be configured to record work records.
  • the work record includes a document, a still image (a picture of working), or a moving image (a video of working).
  • the communication terminal 190 may be configured to display at least one of a training document, an operating manual, the work record, or an electronic report with work completion mark with respect to the component, based on the component information stored in the tag T.
  • the communication terminal 190 may acquire the training document and the operating manual through wireless communication with the tag T, or may acquire the training document and the operating manual through wireless communication with the reader/writer [0046]
  • FIG. 4 is a diagram of an example of the training document stored in the tag T according to an embodiment.
  • FIG. 5 is a diagram of an example of the electronic report stored in the tag T according to an embodiment.
  • the communication terminal 190 may display the training document shown in FIG. 4.
  • the training document includes description of the maintenance procedure of the bearing of the generator 8 and a picture or an image.
  • the communication terminal 190 may display the electronic report shown in FIG. 5.
  • the electronic report is stamped with “inspected” as the work completion mark.
  • the communication terminal 190 may be configured to output information related to operation procedure or manipulation of the component, based on the component information stored in the tag T.
  • the information related to operating procedure or manipulation of the component may be output in the form of a document or an image such as a still image or a moving image, or may be output in the form of voice guidance.
  • the communication terminal 190 may be configured to identify the position of the component corresponding to the tag T and display the identified position. In this case, the position of the component can be notified to the operator. For instance, the communication terminal 190 may acquire the position of the component through wireless communication with the tag T, or may acquire the position of the component corresponding to the tag T through wireless communication with the reader/writer 150. Further, the communication terminal 190 may acquire the position of the component corresponding to the tag T by augmented reality (AR) technology.
  • AR augmented reality
  • Some components of the wind turbine 100 are not single components, and the wind turbine 100 may include multiple components of the same type, such as blades 7, blade related components (e.g., pitch), and yaw actuators.
  • identifying the position of each component is a simple and reliable method for easily identifying the same type of components. Further, by using the position of each component, it is possible to generate a plan for rapidly responding to a component that needs to be replaced or a failed component. Identifying the position using the tag T may be applied to for example yaw actuators, pitch actuators, converter components, the sensors 90, or components of the generator 8. Further, identifying the position using the tag T can be applied to mechanical components such as pitch actuators, yaw gears, gear boxes, or the bearing (e.g., main bearings 14). [0050] (Maintenance method for wind turbine)
  • FIG. 6 is a flowchart of a component management procedure for the wind turbine 100 according to an embodiment. The component management procedure for the wind turbine 100 will now be described with reference to FIG. 6.
  • the reader/writer 150 stores component information related to a component of the wind turbine 100 in a corresponding tag T (step SI).
  • the reader/writer 150 wirelessly communicates with the tag T and reads, write, or update the component information in the tag T (step S2).
  • the component history generation unit 160 generates component history information related to usage history of each component obtained from operation history information of the wind turbine 100 stored in the wind turbine controller 101 for controlling the wind turbine 100.
  • the generated component history information is stored in the tag T as a part of the component information (step S3).
  • the determination device 170 determines the remaining lifetime, maintenance time and/or the replacement time of the component corresponding to the tag T and stores a determination result in the tag T as a part of the component information (step S4).
  • step S4 normal operation based on a wind condition and controlled operation based on demand response may be distinguished.
  • the remaining lifetime, time for maintenance and the replacement time vary depending on normal operation and controlled operation. In this regard, by distinguishing normal operation and controlled operation, it is possible to more accurately determine the remaining lifetime and/or the replacement time.
  • the operation of the wind turbine 100 for power generation depends on environmental conditions such as the structure of equipment, climate, and terrain, and requires detailed operations.
  • the remaining lifetime means a period of operation without failure.
  • FIG. 7 is a schematic overall configuration diagram of a wind turbine generator system 1 according to an embodiment.
  • the wind turbine generator system 1 includes at least one wind farm 30 and a remote monitoring station 50.
  • the wind farm 30 includes at least one wind turbine 100 having a wind turbine controller 101 (see FIGs. 1 and 2) and a data collection unit 42 for collecting data related to the status of the at least one wind turbine 100.
  • the wind turbine generator system 1 may include a plurality of wind farms 30.
  • the wind turbine generator system 1 includes two wind farms 30 (wind farm A and wind farm B), and each wind farm 30 includes a plurality of wind turbines 100 which belongs thereto.
  • Each wind farm 30 includes a local area network (LAN) 36, and the devices constituting the wind farm 30 are connected to the LAN.
  • the LANs may be wired or wireless or a combination or wired and wireless.
  • the data collection unit 42 is configured to collect data related to each of the plurality of wind turbines 100 belonging to each wind farm 30.
  • the data collection unit 42 may include a calculator such as a personal computer. Further, as shown in FIG. 7, the data collection unit 42 is provided for each wind farm 30.
  • the remote monitoring station 50 is configured to monitor the status of the plurality of wind turbines 100 based on the data collected by the data collection unit 42.
  • the remote monitoring station 50 includes a data accumulation unit 54 and a data analysis unit 52.
  • the data analysis unit 52 may include a calculator such as a personal computer.
  • the data accumulation unit 54 may include a storage device 54a capable of accumulating data.
  • the remote monitoring station 50 includes a LAN 56, and the data accumulation unit 54 and the data analysis unit 52 are each connected to the LAN 56.
  • the LAN 56 is connected to the LAN 36 of each wind farm 30 via the Internet 130. More specifically, the LANs 36, 56 are connected to the Internet 130 via rooters 58, 40, respectively. With this configuration, the data collected by the data collection unit 42 of the wind farm 30 is transmittable to the remote monitoring station 50 from the data collection unit 42 via the Internet 130.
  • the wind turbine generator system 1 may further include a monitoring control unit 60 for performing operation control or status monitoring of the wind turbine 100.
  • the monitoring control unit 60 may include, for instance, a supervisory control and data acquisition (SCADA) system for collecting data that indicates the operation status of the wind turbine 100 for control, and a condition monitoring system (CMS) for monitoring the condition of the wind turbine 100.
  • SCADA supervisory control and data acquisition
  • CMS condition monitoring system
  • the wind turbine generator system 1 may include a SCADA server for collecting data that indicates the operation status of the wind turbine 100 and performing control, as the monitoring control unit 60.
  • the monitoring control unit 60 may include a storage device 60a for accumulating the collected data. Further, as shown in FIG. 7, the monitoring control unit 60 may be provided for each wind farm 30.
  • FIG. 8 is a flowchart of an operation procedure based on component management for the wind turbine 100 according to an embodiment. The operation procedure based on component management for the wind turbine 100 of the wind turbine generator system 1 with demand response will now be described with reference to FIG. 8.
  • a demand response instruction transmitted from a computer in a remote location and/or a computer in the wind farm is acquired (step Sll).
  • the wind turbine controller 101 of the wind turbine 100 acquires the demand response instruction from the monitoring control unit 60 or the data analysis unit 52 of the remote monitoring station 50.
  • the wind turbine 100 or a group of the wind turbines 100 to be operated is selected based on the current remaining lifetime and/or the maintenance time and/or the current replacement time in the component information of at least one of a plurality of components (step S12). For instance, in FIG.
  • the wind turbine controller 101 of the wind turbine 100 interrogates and acquires the current remaining lifetime and/or replacement or maintenance time from the component information stored in the tag T or the reader/writer 150, and transmits the acquired information to the monitoring control unit 60.
  • the monitoring control unit 60 collects the current remaining lifetime and/or the current replacement time from each of the plurality of wind turbines 100 and selects the wind turbine 100 or a group of the wind turbines 100 to be operated.
  • the monitoring control unit 60 performs control so as to operate the selected wind turbine 100 or group of the wind turbines 100. In the case where a device other than the monitoring control unit 60 controls the operating status of the wind turbine 100, the monitoring control unit 60 may provide the result of selection to this device.
  • the reader/writer 150, the component history generation unit 160, the determination device 170, and the analysis device 180 are depicted as separate and independent components. However, two or more components may be implemented by a single device. Further, a storage device may be provided in the reader/writer 150, and the component information or the write history of the component information may be stored in this storage device. In this case, the component information can be managed in the reader/writer 150.
  • the determination device 170, the analysis device 180, and the communication terminal 190 are configured to communicate with the reader/writer 150. However, these devices may be configured to directly communicate with the wind turbine controller 101 or the component history generation unit 160, not via the reader/writer 150. [0068] (Conclusion) The contents described in the above embodiments would be understood as follows, for instance.
  • a component management system (200) for a wind turbine includes: a plurality of tags (T) corresponding to a plurality of components of the wind turbine (100) and configured to store component information related to the corresponding components; a reader/writer (150) configured to wirelessly communicate with the tags (T) and able to read, write, and update the component information in the tags (T); and a component history information generation unit (160) configured to generate component history information related to usage history of each of the components obtained from operation history information of the wind turbine (100) stored in a wind controller (101) for controlling the wind turbine (100), and store the component history information in the corresponding tag (T) as a part of the component information via the reader/writer (150).
  • the reader/writer (150) reads, writes, and updates the component information.
  • the tag (T) stores the component history information related to usage history. Thus, it is possible to more accurately manage the components.
  • the reader/writer (150) may be disposed in an installation space or on a transportation path of the wind turbine (100) for the components and configured to wirelessly communicate with the tags (T) attached to the components which are installed in the installation space or transported via the transportation path.
  • the components installed in the wind turbine (100) or transported into or from the wind turbine (100) can be identified, and thereby, it is possible to obtain component information such as replacement date/time or transportation date/time.
  • the obtained component information may be written in the tags (T) by means of the reader/writer (150).
  • the reader/writer (150) is disposed in a nacelle (4) of the wind turbine (100) and is configured to wirelessly communicate with the tags (T) attached to the plurality of the components disposed in the nacelle (4) or in a hub (5) of the wind turbine (100).
  • the reader/writer (150) is disposed in the nacelle (4) in which the components are concentrated, it is possible to easily establish wireless communication between the reader/writer (150) and the tags (T).
  • the wind turbine (100) includes a determination device (170) configured to determine a remaining lifetime and/or a maintenance time and/or a replacement time of each component, and store a determination result in the corresponding tag (T) as a part of the component information via the reader/writer (150).
  • the component information stored in each tag (T) includes information that indicates a remaining lifetime and/or a replacement time of the corresponding component.
  • the wind turbine (100) includes a communication terminal (190) configured to display at least one of a training document, an operating manual, a maintenance manual, a work record, or an electronic report with a work completion mark, with respect to each component, based on the component information stored in the corresponding tag (T).
  • the wind turbine (100) includes a communication terminal (190) configured to output information related to operation procedure or manipulation of each component, based on the component information stored in the corresponding tag (T).
  • the wind turbine (100) includes a communication terminal (190) configured to identify a position of each component corresponding to each tag (T), and display the identified position.
  • the communication terminal (190) is a tablet device or a wearable device used by an operator.
  • the communication terminal (190) is suitable in terms of working efficiency of the operator.
  • the communication terminal (190) can be used without the use of hands. Even if the installation conditions are strict due to an external environment such as waves and wind, it is possible to provide strength.
  • the wind turbine (100) includes an analysis device (180) configured to judge and/or analyze a tendency of failure at the same three-dimensional position with respect to the components of the same type, based on the component information in the tags (T).
  • the plurality of components includes at least one of a blade (7), a gear box, a bearing (e.g., main bearings 14), a generator (8), a yaw system (15), a pitch system, a cooling system, an inverter internal component, or a sensor (90).
  • the plurality of components includes a component that needs to be replaced during lifetime.
  • the tag (T) the tag that needs to be replaced during lifetime.
  • the tags (T) are RF tags capable of reading and rewriting information stored therein by wireless communication.
  • a maintenance method for a wind turbine includes: storing component information related to a component of the wind turbine (100) in a corresponding tag (T); establishing wireless communication with the tag (T) and reading, writing, or updating the component information in the tag (T); and generating component history information related to usage history of the component obtained from operation history information of the wind turbine (100) stored in a wind controller (101) for controlling the wind turbine (100), and storing the component history information in the tag (T) as a part of the component information.
  • the component information in the tag (T) is read, written, and updated. Further, the tag (T) stores the component history information related to usage history. Thus, it is possible to more accurately manage the components.
  • Wireless communication may be performed using a reader/writer (150) disposed in an installation space or on a transportation path of the wind turbine (100) for the component, between the reader/writer (150) and the tag (T) attached to the component which is installed in the installation space or transported via the transportation path.
  • the above method (12) includes determining a remaining lifetime and/or a replacement time of the component, and storing a determination result in the corresponding tag (T) as a part of the component information.
  • the remaining lifetime and the replacement time vary depending on normal operation and controlled operation.
  • the above method (14) by distinguishing normal operation and controlled operation, it is possible to more accurately determine the remaining lifetime and/or the replacement time.
  • the method in any one of the above (12) to (14) includes: acquiring a demand response instruction transmitted from a computer in a remote location and/or a computer (e.g., remote monitoring station 50 or monitoring control unit 60) in a wind farm; and selecting the wind turbine (100) or a group of the wind turbines (100) to be operated, based on a current remaining lifetime and/or a current replacement time in the component information of at least one of a plurality of the components according to the demand response.
  • a computer e.g., remote monitoring station 50 or monitoring control unit 60
  • the wind turbine (100) to be operated is selected based on the remaining lifetime and/or the replacement time of the component.
  • by controlling the operating time so that a wind turbine (100) having short lifetime components operates for a shorter time than the other wind turbines (100) it is possible to expand the lifetime of the entire wind farm (30).
  • this method using the selection result, it is possible to appropriately operate a plurality of wind turbines (100) constituting the wind farm (30).

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Abstract

Système de gestion de pièces d'une éolienne, comprenant : une pluralité d'étiquettes correspondant à une pluralité de pièces de l'éolienne et configurées pour stocker des informations de pièces associées aux pièces correspondantes ; un dispositif de lecture/écriture configuré pour communiquer sans fil avec les étiquettes et apte à lire, écrire, et mettre à jour les informations de pièces situées dans les étiquettes ; et une unité de génération d'informations d'historique de pièces configurée pour générer des informations d'historique de pièces associées à un historique d'utilisation de chacune des pièces obtenu à partir d'informations d'historique de fonctionnement de l'éolienne stockées dans un contrôleur éolien servant à contrôler l'éolienne, et stocker les informations d'historique de pièces dans l'étiquette correspondante en tant que partie des informations de pièces par l'intermédiaire du dispositif de lecture/écriture.
PCT/EP2020/081801 2019-11-13 2020-11-11 Système de gestion de pièces d'une éolienne et procédé de maintenance d'une éolienne WO2021094400A1 (fr)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6345041B1 (en) 1996-10-24 2002-02-05 Hewlett-Packard Company Method and apparatus for automatic load-balancing on multisegment devices
US20070159346A1 (en) * 2006-01-10 2007-07-12 General Electric Company Method and assembly for detecting blade status in a wind turbine
EP2177753A2 (fr) 2008-10-17 2010-04-21 General Electric Company Système d'informations sans fil pour composants d'éolienne
US20170078841A1 (en) * 2015-09-16 2017-03-16 General Electric Company Wind turbine inspection

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6345041B1 (en) 1996-10-24 2002-02-05 Hewlett-Packard Company Method and apparatus for automatic load-balancing on multisegment devices
US20070159346A1 (en) * 2006-01-10 2007-07-12 General Electric Company Method and assembly for detecting blade status in a wind turbine
EP2177753A2 (fr) 2008-10-17 2010-04-21 General Electric Company Système d'informations sans fil pour composants d'éolienne
US20170078841A1 (en) * 2015-09-16 2017-03-16 General Electric Company Wind turbine inspection

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