CN110633808B - Wind power plant operation maintenance task arrangement system and method - Google Patents
Wind power plant operation maintenance task arrangement system and method Download PDFInfo
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Abstract
A wind farm operation maintenance task arrangement system and method are provided, the system comprising: a work window evaluation unit that determines a work window of the wind farm equipment based on a task list including operation maintenance tasks of the wind farm equipment; the performance estimation unit is used for performing performance estimation on the wind farm equipment based on the working window of the wind farm equipment and standard operation guidance data of operation maintenance tasks; the resource estimating unit is used for estimating the resources required by the running maintenance of the wind power plant equipment and removing running maintenance tasks with insufficient resources from the task list so as to obtain executable running maintenance tasks; the task priority ordering unit is used for ordering the executable operation maintenance tasks in priority based on performance estimated results of the wind farm equipment and path planning between the wind farm equipment; and the task determining unit is used for determining maintenance personnel capable of performing maintenance in the shortest time based on the prioritized task list and the shortest path planning to the wind farm equipment.
Description
Technical Field
The application relates to the field of wind farms, and more particularly, to a wind farm operation maintenance task arrangement system and method.
Background
In the current wind farm field, the operation and maintenance work of wind farm equipment mainly depends on a software system to monitor the operation state of the wind farm equipment, and the operation and maintenance work is scheduled and executed according to the prompting of the software system and the operation and maintenance experience of an expert, so that the timely maintenance and stable operation of wind farm assets are ensured. More specifically, the conventional wind farm operation maintenance system mainly triggers the tasks of fault warning and early warning inspection of wind farm equipment through the cooperation of a central monitoring system, a health early warning system and a production management system, and operation maintenance management personnel passively respond to the system warning and schedule daily operation maintenance plans by combining weather forecast and operation maintenance experience.
However, the existing wind farm operation maintenance system mainly realizes maintenance requirement summarization and management of execution progress in a production management system, lacks data integration and feature analysis of various available associated systems, relies on expert experience to perform maintenance work arrangement, has high randomness, and cannot realize optimization of results and optimization of experience data.
More specifically, the existing wind farm operation maintenance system cannot determine the working condition environment of the wind farm equipment, and cannot determine the working window (i.e., the time interval in which maintenance work can be performed) of the wind farm equipment for a period of time in the future; automatic evaluation of resources of maintenance tasks cannot be realized; the operation and maintenance requirements are subjected to work plan arrangement according to personal experience of operation and maintenance management personnel, and the system cannot automatically schedule operation and maintenance tasks; for operation maintenance tasks of limited working windows such as offshore, the most important task cannot be accurately selected for processing; the system automatic scheduling cannot be performed for the temporarily dispatched operation and maintenance tasks.
Disclosure of Invention
According to an aspect of the exemplary embodiment of the present invention, there is provided a wind farm operation maintenance task arrangement system, including: a work window evaluation unit that determines a work window of the wind farm equipment based on a task list including operation maintenance tasks of the wind farm equipment; the performance estimation unit is used for performing performance estimation on the wind farm equipment based on the working window of the wind farm equipment and standard operation guidance data of operation maintenance tasks; the resource estimating unit is used for estimating the resources required by the running maintenance of the wind power plant equipment and removing running maintenance tasks with insufficient resources from the task list so as to obtain executable running maintenance tasks; the task priority ordering unit is used for ordering the executable operation maintenance tasks in priority based on performance estimated results of the wind farm equipment and path planning between the wind farm equipment; and a task determination unit that determines maintenance personnel capable of performing maintenance in a shortest time based on the prioritized task list and a shortest path plan to the wind farm equipment.
The work window evaluation unit may generate the work window of the wind farm device using the location of the wind farm device, meteorological data in the vicinity of the wind farm device, and safety management requirement data of the operation maintenance task based on a task list including the operation maintenance task of the wind farm device.
The performance estimation unit can estimate the performance of the energy availability and the time availability of the wind farm equipment.
The resource estimation unit can estimate the resources for operating and maintaining the wind farm equipment by using standard operation guide data of the operating and maintaining tasks and material management data of the wind farm equipment.
The task prioritization unit may generate a first prioritization of running maintenance tasks according to a higher priority of a greater performance improvement impact, generate a second prioritization of maintenance tasks based on a path plan between wind farm devices, and generate a final prioritization of maintenance tasks based on the first prioritization and the second prioritization of predetermined weights.
The maintenance personnel that can perform maintenance in the shortest time may be the maintenance personnel that are closest to the wind farm equipment and have the least tasks.
The wind farm operation maintenance task arrangement system may further comprise a central monitoring unit, the central monitoring unit comprising: the meteorological data real-time monitoring unit is used for collecting meteorological data near wind power plant equipment; the wind power plant equipment state monitoring unit is used for collecting operation state data of wind power plant equipment; and a fault alarm unit for providing a fault alarm when the wind farm equipment fails.
The wind farm operation maintenance task arrangement system can further comprise a health early warning unit, and the health early warning unit comprises: the wind power plant equipment health feature extraction unit is used for carrying out feature analysis based on the running state data of the wind power plant equipment so as to model the standard health state of the wind power plant equipment and extract features to be detected; the large component failure early warning unit triggers the large component failure early warning of the wind power plant equipment by detecting the extracted characteristics; and a fault diagnosis unit that generates a fault diagnosis analysis tree based on fault data of the wind farm equipment.
The wind farm operation maintenance task arrangement system may further include a power prediction unit, the power prediction unit including: a weather forecast providing unit for providing weather forecast data near the wind farm equipment based on weather data near the wind farm equipment; and a prediction unit modeling the power conversion based on the operational state data of the wind farm equipment and providing wind power prediction data based on weather forecast data and a power conversion model in the vicinity of the wind farm equipment.
The wind farm operation maintenance task arrangement system may further include a geographic information unit, where the geographic information unit includes: and a path planning unit for providing path planning between wind farm devices and shortest path planning to the wind farm devices based on geographical and traffic information around the wind farm devices and position information of maintenance personnel.
The wind farm operation maintenance task arrangement system may further include a production management unit, the production management unit including: the maintenance requirement management unit is used for summarizing a task list comprising operation maintenance tasks of the wind power plant equipment, wherein the task list comprises wind power plant equipment fault alarm, major component failure early warning and planned overhaul; a security management request unit for providing security management request data for running maintenance tasks; a standard operation guiding unit for providing standard operation guiding data for operating maintenance tasks; a material management unit for providing material management data of the wind farm equipment; a device billing element for providing geographical and traffic information around wind farm devices and wind farm device registration information; the maintenance plan management unit is used for managing the priority of the operation maintenance task and maintenance personnel, sending the operation maintenance task to the work order unit, recording the process data executed by the operation maintenance task, and feeding the process data back to the performance estimation unit for performance estimation algorithm optimization, wherein the task determination unit is used for sending the operation maintenance task to the maintenance plan management unit; and the work order unit is used for matching the operation maintenance task with the maintenance task requirement, the maintenance task ledger and the standard operation instruction book, sending the matched operation maintenance task to the mobile terminal of a maintainer capable of maintaining in the shortest time, and recording the actual process data of the maintainer for maintenance.
The wind farm operation maintenance task arrangement system can further comprise a mobile terminal of a maintenance person, and the mobile terminal comprises: a mobile work order unit for providing actual process data for maintenance personnel to maintain; and a position unit for acquiring the position information of the maintenance personnel.
According to another aspect of the exemplary embodiment of the present invention, there is provided a wind farm operation maintenance task arrangement method, including: determining a working window of the wind farm equipment based on a task list comprising operation maintenance tasks of the wind farm equipment; performance estimation is carried out on the wind farm equipment based on the working window of the wind farm equipment and standard operation guidance data of operation maintenance tasks; estimating the resources required by the operation and maintenance of the wind farm equipment, and removing operation and maintenance tasks with insufficient resources from a task list to obtain executable operation and maintenance tasks; the executable operation maintenance tasks are prioritized based on performance estimation of wind farm equipment and path planning between the wind farm equipment; and determining maintenance personnel capable of performing maintenance in a shortest time based on the prioritized task list and a shortest path plan to the wind farm equipment.
The step of determining a working window of the wind farm device may comprise: the method includes generating a work window of the wind farm device based on a task list including operational maintenance tasks of the wind farm device using a location of the wind farm device, meteorological data in a vicinity of the wind farm device, and safety management requirement data for the operational maintenance tasks.
The step of performing performance estimation on wind farm equipment may include: and performing performance estimation on the energy availability and the time availability of the wind farm equipment.
The step of estimating the resources required for the operation and maintenance of the wind farm equipment may include: and estimating the resources required by the operation and maintenance of the wind farm equipment by using the standard operation guide data of the operation and maintenance tasks and the material management data of the wind farm equipment.
The step of prioritizing the executable operation maintenance tasks may include: generating a first priority ranking of running maintenance tasks according to the higher priority of the greater performance improvement effect, generating a second priority ranking of the maintenance tasks based on the path planning between wind farm devices, and generating a final priority ranking of the maintenance tasks based on the first priority ranking and the second priority ranking of the predetermined weights.
The maintenance personnel that can perform maintenance in the shortest time may be the maintenance personnel that are closest to the wind farm equipment and have the least tasks.
According to another aspect of exemplary embodiments of the present invention, a computer-readable storage medium is provided. The computer readable storage medium stores program instructions that, when executed by a processor, cause the processor to perform a wind farm operation maintenance task arrangement method as described above.
According to another aspect of exemplary embodiments of the present invention, a computing device is provided. The computing device may include: a processor; and a memory storing program instructions that when executed by the processor cause the processor to perform the wind farm operation maintenance task arrangement method as described above.
According to the embodiment of the invention, a wind farm operation maintenance task arrangement system and method based on multi-factor fusion can be provided, various associated data and services in the operation maintenance field can be effectively integrated, and automatic priority ordering of the operation maintenance tasks is realized based on comprehensive analysis of the operation maintenance tasks. In addition, the operation maintenance task realizes the closed-loop feedback of the data of the execution process, the process experience can be accumulated, and the more used and more accurate the system is realized. More specifically, the working window of the maintenance object for a future period of time can be analyzed and determined by integrating the integrated analysis of the weather environment prediction data and the characteristic data extraction of the static safety management requirement; by combining the working window and through performance estimation and resource evaluation, the system can automatically schedule operation maintenance tasks; the mobile terminal is used for collecting the position information of maintenance personnel, so that the automatic dispatch of operation maintenance tasks can be performed; for operation maintenance task selection of limited working windows such as offshore, the most important tasks can be accurately selected for processing through task priority ordering.
Drawings
The above and other objects and features of the present invention will become more apparent from the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a block diagram illustrating a wind farm operation maintenance task orchestration system according to an example embodiment of the present invention;
FIG. 2 is a block diagram illustrating a central monitoring unit according to an exemplary embodiment of the present invention;
fig. 3 is a block diagram illustrating a health warning unit according to an exemplary embodiment of the present invention;
fig. 4 is a block diagram illustrating a power prediction unit according to an exemplary embodiment of the present invention;
FIG. 5 is a block diagram illustrating a geographic information unit according to an exemplary embodiment of the present invention;
fig. 6 is a block diagram illustrating a production management unit according to an exemplary embodiment of the present invention;
fig. 7 is a block diagram illustrating a mobile terminal according to an exemplary embodiment of the present invention;
FIG. 8 is a system workflow block diagram illustrating a wind farm operation maintenance task orchestration system according to an example embodiment of the present invention;
FIG. 9 is a diagram illustrating a topology of a wind farm operation maintenance task placement system according to an exemplary embodiment of the present invention;
FIG. 10 is a flowchart illustrating a wind farm operation maintenance task placement method according to an exemplary embodiment of the present invention.
Detailed Description
Reference will now be made in detail to exemplary embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout.
FIG. 1 is a block diagram illustrating a wind farm operation maintenance task orchestration system according to an example embodiment of the present invention.
As shown in fig. 1, the wind farm operation maintenance task arrangement system 100 according to an exemplary embodiment of the present invention may include a work window evaluation unit 110, a performance estimation unit 120, a resource estimation unit 130, a task prioritization unit 140, and a task determination unit 150.
The work window assessment unit 110 may determine a work window of the wind farm device based on a task list comprising operational maintenance tasks of the wind farm device, wherein the wind farm device may be a wind turbine. More specifically, the work window assessment unit 110 may generate a work window of the wind farm device based on a task list including operational maintenance tasks of the wind farm device using the location of the wind farm device, meteorological data in the vicinity of the wind farm device, and safety management requirement data of the operational maintenance tasks. Here, assuming that the position of the wind farm equipment is w, the task content is d, and the maintenance task is a i (w i ，d j ) A maintenance requirement matrix aa can be obtained 1 ，a 2 ，...，a n ](i.e., a matrix of operation and maintenance tasks), where i, j are positive integers of n or less, n representing the total number of operation and maintenance tasks and being a positive integer. The working window evaluation unit 110 may match the working window matrix T corresponding to the position of the wind farm device with respect to the scattered maintenance requirement matrix, and finally obtain a maintenance requirement matrix axt matched with the working window.
The performance estimation unit 120 may perform performance estimation on the wind farm equipment based on the work window of the wind farm equipment and standard operation guidance data of the operation maintenance task. More specifically, the performance estimation unit 120 may perform performance estimation on the energy availability (PBA) and the time availability (TBA) of the wind farm equipment using the wind power prediction data, where pba=actual power generation amount/(actual power generation amount+lost power generation amount), tba=actual power generation time/(total power generation time-non-qualification time). The performance estimation unit 120 may obtain the maintenance man-hour matrix t from standard maintenance man-hours of standard operation guidance data matched with the maintenance requirement matrix i And calculates the PBA and TBA toObtaining an index assignment matrix
Namely, K (P i ，t i ) Wherein i is a positive integer less than or equal to n, P i Is the index factor of PBA, t i Is a TBA index factor. Subsequently, the performance estimating unit 120 may obtain the maintenance requirement matrix a×t×k after performance estimation.
The resource estimation unit 130 may estimate the resources required for the operation and maintenance of the wind farm device, and remove the operation and maintenance tasks with insufficient resources from the task list, so as to obtain executable operation and maintenance tasks. More specifically, the resource estimation unit 130 may estimate the resource of the wind farm device for operation and maintenance using standard operation guidance data of the operation and maintenance tasks and material management data (such as inventory data) of the wind farm device, delete the operation and maintenance tasks with insufficient material inventory from the task list, and perform material procurement. Here, assuming that the resource matrix is R, the resource estimation unit 130 may use the pre-ordering to perform priority processing on the maintenance requirement with a great influence on performance estimation, and obtain a maintenance requirement matrix for executing the operation maintenance task after removing the operation maintenance task with insufficient resources
The task prioritization unit 140 may prioritize the executable operation maintenance tasks based on performance estimates of the wind farm equipment and path planning between the wind farm equipment. More specifically, task prioritization unit 140 may generate a first prioritization of running maintenance tasks with a higher priority as performance improvement impacts, generate a second prioritization of maintenance tasks based on path planning between wind farm devices, and generate a final prioritization of maintenance tasks based on the first and second prioritization of predetermined weights. That is, the task prioritization unit 140 may order the operation maintenance tasks based on the performance prediction to obtain the first prioritization matrix S1, and perform the operation maintenance tasks according to the same machine position at one time based on the path planning In principle, a second prioritization matrix S2 is obtained. The final maintenance task priority ranking is obtained through correction through the weight coefficients of S1 and S2
Wherein, the liquid crystal display device comprises a liquid crystal display device,
representation pair->
The prioritization is performed, σ1 is the rank transformation feature matrix of the first priority rank matrix S1, and σ2 is the rank transformation feature matrix of the second priority rank matrix S2.
The task determination unit 150 may determine maintenance personnel capable of performing maintenance in the shortest time based on the prioritized task list and the shortest path plan to the wind farm device. Here, the maintenance person that can perform maintenance in the shortest time may be the maintenance person that is closest to the wind farm equipment and has the smallest task.
In addition, the wind farm operation maintenance task placement system 100 according to an exemplary embodiment of the present invention may further include a central monitoring unit 200, a health warning unit 300, a power prediction unit 400, a geographical information unit 500, a production management unit 600, and a mobile terminal 700, which will be described below with reference to fig. 2 to 7. It should be understood that the central monitoring unit 200, the health warning unit 300, the power prediction unit 400, the geographical information unit 500, the production management unit 600, and the mobile terminal 700 are only examples and not limitations, and the wind farm operation maintenance task orchestration system 100 according to an exemplary embodiment of the present invention may not include these devices and the central monitoring unit 200, the health warning unit 300, the power prediction unit 400, the geographical information unit 500, the production management unit 600, and the mobile terminal 700 may be implemented by devices independent of the operation maintenance task orchestration system 100.
Fig. 2 is a block diagram illustrating a central monitoring unit according to an exemplary embodiment of the present invention.
As shown in fig. 2, the central monitoring unit 200 according to an exemplary embodiment of the present invention may include a weather data real-time monitoring unit 210, a wind farm equipment status monitoring unit 220, and a fault alerting unit 230. The central monitoring system 200 is responsible for collecting and standardizing production real-time data of wind farm equipment and monitoring the running states of the equipment in real time.
The weather data real-time monitoring unit 210 may collect weather data in the vicinity of wind farm equipment. More specifically, the weather data real-time monitoring unit 210 may collect real-time data of the temperature, the wind speed, and the measuring instrument of the anemometer tower of each wind farm equipment, and perform standardized processing on the data. In addition, the weather data real-time monitoring unit 210 may provide the collected weather data near the wind farm device to a power prediction unit 400 to be described below.
The wind farm equipment status monitoring unit 220 may collect operational status data of wind farm equipment. More specifically, the wind farm equipment status monitoring unit 220 may collect real-time operation status data of standard IEC (International Electrotechnical Commission ) amounts of wind farm equipment based on a standard point table, and monitor the real-time operation status of the wind farm equipment by performing standardized processing on the operation status data of different types of wind farm equipment. In addition, the wind farm device status monitoring unit 220 may provide the collected operational status data of the wind farm device to the health early warning unit 300 and the power prediction unit 400, which will be described below.
The fault alerting unit 230 may provide a fault alert when a wind farm device fails. More specifically, the fault alerting unit 230 may provide a fault alert when a monitored device fault is triggered by the master control system of the wind farm device. In addition, the fault alarm unit 230 may provide a fault alarm to the production management unit 600 to be described below.
Fig. 3 is a block diagram illustrating a health warning unit according to an exemplary embodiment of the present invention.
As shown in fig. 3, the health warning unit 300 according to an exemplary embodiment of the present invention may include a wind farm equipment health feature extraction unit 310, a large component failure warning unit 320, and a fault diagnosis unit 330.
The wind farm equipment health feature extraction unit 310 may perform feature analysis based on operational state data of the wind farm equipment to model a standard health state of the wind farm equipment and extract features that need to be detected.
The large component failure pre-warning unit 320 may trigger a large component failure pre-warning of the wind farm device by detecting the extracted features. In addition, the large part failure early-warning unit 320 may provide the large part failure early-warning to the production management unit 600 to be described later.
The fault diagnosis unit 330 may generate a fault diagnosis analysis tree based on fault data of the wind farm device. Further, the fault diagnosis unit 330 may provide a fault diagnosis analysis tree to the production management unit 600 to be described below.
In addition, the health warning unit 300 may also obtain maintained actual process data from a work order unit 670, which will be described below, to correct the standard health status model and the fault diagnosis analysis tree of the wind farm equipment by the wind farm equipment health feature extraction unit 310 and the fault diagnosis unit 330, respectively.
Fig. 4 is a block diagram illustrating a power prediction unit according to an exemplary embodiment of the present invention.
As shown in fig. 4, the power prediction unit 400 according to an exemplary embodiment of the present invention may include a weather forecast providing unit 410 and a prediction unit 420.
The weather forecast providing unit 410 may provide weather forecast data in the vicinity of the wind farm device based on weather data in the vicinity of the wind farm device. More specifically, the weather forecast providing unit 410 may downscale weather forecast data such as weather, temperature, etc. in the vicinity of the wind farm equipment by a CFD (Computational Fluid Dynamics ) model, and may support weather forecast for different periods such as hours, days, months, etc. In addition, the weather forecast providing unit 410 may provide weather forecast data in the vicinity of the wind farm equipment to the wind farm operation maintenance mission profile system 100.
The prediction unit 420 may model the power conversion based on operational state data of the wind farm device and provide wind power prediction data based on weather forecast data and a power conversion model in the vicinity of the wind farm device. In addition, prediction unit 420 may provide wind power prediction data to wind farm operation maintenance mission profile system 100.
Fig. 5 is a block diagram illustrating a geographic information unit according to an exemplary embodiment of the present invention.
As shown in fig. 5, the geographic information unit 500 according to an exemplary embodiment of the present invention may include a path planning unit 510. The geographical information unit 500 may obtain geographical and traffic information around wind farm equipment from the production management unit 600, which will be described below, and obtain location information of maintenance personnel from the mobile terminal 700, which will be described below.
The path planning unit 510 may provide path planning between wind farm devices and shortest path planning to the wind farm devices based on geographical and traffic information around the wind farm devices (such as terrain, topographical feature information, traffic roads, etc.) around the wind farm devices and location information of maintenance personnel. In addition, path planning unit 510 may provide path plans between wind farm devices and shortest path plans to wind farm devices to wind farm operation maintenance mission planning system 100.
Fig. 6 is a block diagram illustrating a production management unit according to an exemplary embodiment of the present invention.
As shown in fig. 6, the production management unit 600 according to an exemplary embodiment of the present invention may include a maintenance requirement management unit 610, a security management requirement unit 620, a standard job guidance unit 630, a material management unit 640, an equipment ledger unit 650, a maintenance plan management unit 660, and a job ticket unit 670.
Maintenance requirements management unit 610 may aggregate a task list including operational maintenance tasks for the wind farm equipment, where the task list includes wind farm equipment failure alarms, large component failure pre-warnings, and scheduled overhauls. In addition, the maintenance requirement management unit 610 may perform unified tracking management on the task list, and may provide the task list to the wind farm operation maintenance task arrangement system 100.
The safety management requirement unit 620 may provide safety management requirement data of the operation maintenance task, wherein the safety management requirement data may be, for example, a fan head (hub) operation condition, a tower climbing (in-cabin) operation condition, a fall protection tool, a box switching on/off, and the like. In addition, the safety management requirement unit 620 may provide the safety management requirement data to the wind farm operation maintenance task placement system 100.
The standard job guidance unit 630 may provide standard job guidance data for running maintenance tasks, wherein the standard job guidance data may be standard operation specifications of maintenance work for equipment failure/inspection, including standard processes, material requirements, tool requirements, personnel requirements, and the like, for example. In addition, standard job guidance unit 630 may provide standard job guidance data to wind farm operation maintenance task placement system 100.
The material management unit 640 may provide material management data of wind farm equipment, where the material management data may be, for example, spare parts, consumables, tool data, including inventory data, warehouse entry data, material demand and allocation management data, tool maintenance data, and the like. In addition, the material management unit 640 may provide material management data to the wind farm operation maintenance task placement system 100.
The equipment billing element 650 may provide geographical and traffic information surrounding the wind farm equipment as well as wind farm equipment registration information, i.e., equipment billing information. The device account element 650 may provide device account information to the geographic information element 500.
The maintenance plan management unit 660 may manage the priority of the operation maintenance task and the maintenance personnel, send the operation maintenance task to the job ticket unit 670, record the process data of the operation maintenance task execution, and feed back the process data to the performance estimation unit 130 for performance estimation algorithm optimization, where the operation maintenance task may be sent to the maintenance plan management unit 660 by the task determination unit 150.
The work order unit 670 may match the operation maintenance task with the maintenance task requirement, the maintenance task ledger, and the standard job instruction book, send the matched operation maintenance task to the mobile terminal of the maintainer capable of performing maintenance in the shortest time, and record the actual process data of the maintainer for maintenance. Here, the work order unit 670 may obtain actual process data for maintenance by a maintenance person from the mobile terminal 700 to be described later.
Fig. 7 is a block diagram illustrating a mobile terminal according to an exemplary embodiment of the present invention.
As shown in fig. 7, the mobile terminal 700 according to an exemplary embodiment of the present invention includes a mobile work order unit 710 and a location unit 720. The mobile terminal 700 is responsible for executing and executing operation maintenance tasks pushed by the production management system as a terminal for maintenance plan management.
The mobile work order unit 710 may provide actual process data (i.e., work order execution data) that is maintained by maintenance personnel. Here, the mobile work order unit 710 may provide actual process data maintained by a maintainer to the production management unit 600, and may support offline data synchronization in an environment such as WiFi.
The location unit 720 may acquire location information of maintenance personnel. Here, the location unit 720 may provide the location information of the maintenance personnel to the geographical information unit 500 and the wind farm operation maintenance task placement system 100.
FIG. 8 is a system workflow block diagram illustrating a wind farm operation maintenance task orchestration system according to an example embodiment of the present invention.
As shown in fig. 8, the three workflows are summarized into the production management unit 600.
The first path, the central monitoring unit 200 triggers the wind farm equipment fault alarm, and the fault diagnosis unit 330 generates a fault diagnosis analysis tree based on the fault data of the wind farm equipment, and all the fault diagnosis analysis tree is transmitted to the maintenance requirement management unit 610.
In the second way, the central monitoring unit 200 sends the running state data of the wind farm equipment to the health early warning unit 300, and the health early warning unit 300 generates a major component failure early warning through feature analysis and sends the major component failure early warning to the maintenance requirement management unit 610.
Third, the planned overhauls such as a technical improvement, a overhaul, a check-in, etc. are directly created by the maintenance requirement management unit 610, or a separate unit for creating the planned overhauls may be additionally provided in the production management unit 600 and the created planned overhauls are transferred to the maintenance requirement management unit 610 by the unit.
In addition, three paths of data reflux are used for carrying out closed-loop feedback on actual data of task execution, so that the wind farm operation maintenance task arrangement system is optimized.
The first path is to synchronize and feed back actual process data maintained by maintenance personnel to the production management unit 600 by the mobile terminal 700.
In the second path, the work order unit 670 feeds back actual process data maintained by the maintainer to the health warning unit 300, and accumulates the fault diagnosis analysis tree.
And thirdly, the maintenance plan management unit 660 feeds back actual process data of maintenance personnel for maintenance to the wind farm operation maintenance task arrangement system 100. FIG. 9 is a diagram illustrating a topology of a wind farm operation maintenance task placement system according to an exemplary embodiment of the present invention.
The wind power plant operation maintenance task arrangement system can be deployed in safety areas I, II and III (hereinafter referred to as area I, area II and area III) of the electric power secondary system.
1) A central monitoring unit 200 can be deployed in zone I to collect production real-time data of wind farm equipment through a pre-gateway (not shown); data transfer is performed with zone III through forward isolation by the network switch and firewall.
2) The power prediction unit 400 can be deployed in the zone II for reporting data with the power grid; data transfer is performed with zone III through the network switch.
3) A unified data platform can be deployed in the area III, and the power prediction data service, the mobile terminal service, the health early warning unit 300, the geographic information unit 500, the production management unit 600 and the wind farm operation maintenance task arrangement system 100 are deployed based on the unified data platform.
4) The public network environment can deploy weather forecast service and mobile terminal service release.
5) The data interaction of the region I and the region II can be longitudinally encrypted.
6) The transfer of data from zone II to zone III may be through forward isolation.
7) The transfer of data from zone III to zone II may be reversed isolated.
8) Zone III may be connected to public network environments through firewalls. FIG. 10 is a flowchart illustrating a wind farm operation maintenance task placement method according to an exemplary embodiment of the present invention.
As shown in fig. 10, in step S1010, a working window of the wind farm device is determined based on a task list including operation maintenance tasks of the wind farm device.
In step S1020, performance estimation is performed on the wind farm equipment based on the working window of the wind farm equipment and standard operation guidance data of the operation maintenance task.
In step S1030, the resources required for the operation and maintenance of the wind farm device are estimated, and the operation and maintenance tasks with insufficient resources are removed from the task list, so as to obtain executable operation and maintenance tasks.
In step S1040, the executable operation maintenance tasks are prioritized based on the performance estimation result of the wind farm equipment and the path planning between the wind farm equipment.
In step S1050, maintenance personnel capable of performing maintenance in the shortest time are determined based on the prioritized task list and the shortest path plan to the wind farm device.
According to the embodiment of the invention, a wind farm operation maintenance task arrangement system and method based on multi-factor fusion can be provided, various associated data and services in the operation maintenance field can be effectively integrated, and automatic priority ordering of the operation maintenance tasks is realized based on comprehensive analysis of the operation maintenance tasks. In addition, the operation maintenance task realizes the closed-loop feedback of the data of the execution process, the process experience can be accumulated, and the more used and more accurate the system is realized. More specifically, the working window of the maintenance object for a future period of time can be analyzed and determined by integrating the integrated analysis of the weather environment prediction data and the characteristic data extraction of the static safety management requirement; by combining the working window and through performance estimation and resource evaluation, the system can automatically schedule operation maintenance tasks; the mobile terminal is used for collecting the position information of maintenance personnel, so that the automatic dispatch of operation maintenance tasks can be performed; for operation maintenance task selection of limited working windows such as offshore, the most important tasks can be accurately selected for processing through task priority ordering.
According to an example embodiment of the inventive concepts, the steps of the method described in fig. 10 may be written as a program or software. The program or software may be written in any programming language based on the block diagrams and flowcharts shown in the figures and the corresponding descriptions in the specification. In one example, the program or software may include machine code that is directly executed by one or more processors or computers, such as machine code generated by a compiler. In another example, the program or software includes higher level code that is executed by one or more processors or computers using an interpreter. The program or software may be recorded, stored, or fixed in one or more non-transitory computer-readable storage media. In one example, the program or software or one or more non-transitory computer readable storage media may be distributed on a computer system.
According to an example embodiment of the inventive concepts, the steps of the method described in fig. 10 may be implemented on a computing device including a processor and memory. The memory stores program instructions for controlling the processor to carry out the operations of the various units as described above.
Although specific exemplary embodiments of the present invention have been described in detail above with reference to fig. 1 to 10, the present invention may be modified in various forms without departing from the spirit and scope of the inventive concept. Suitable results may be achieved if the described techniques are performed in a different order and/or if components in the described systems, architectures, or apparatus are combined in a different manner and/or are replaced or supplemented by other components or their equivalents. Therefore, the scope of the present disclosure is defined not by the detailed description but by the claims and their equivalents, and all changes within the scope of the claims and their equivalents are to be construed as being included in the present disclosure.
Although the present invention has been shown and described with reference to certain exemplary embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (16)
1. A wind farm operation maintenance task arrangement system, comprising:
a work window evaluation unit that determines a work window of the wind farm equipment based on a task list including operation maintenance tasks of the wind farm equipment;
the performance estimation unit is used for performing performance estimation on the wind farm equipment based on the working window of the wind farm equipment and standard operation guidance data of operation maintenance tasks;
the resource estimating unit is used for estimating the resources required by the running maintenance of the wind power plant equipment and removing running maintenance tasks with insufficient resources from the task list so as to obtain executable running maintenance tasks;
the task priority ordering unit is used for ordering the executable operation maintenance tasks in priority based on performance estimated results of the wind farm equipment and path planning between the wind farm equipment; and
a task determination unit that determines maintenance personnel capable of performing maintenance in a shortest time based on the prioritized task list and a shortest path plan to the wind farm equipment,
The resource estimating unit estimates resources required by the operation and maintenance of the wind power plant equipment by using standard operation guide data of the operation and maintenance tasks and material management data of the wind power plant equipment, wherein the resources are material stock used for the operation and maintenance of the wind power plant equipment;
the task priority ranking unit generates a first priority ranking of running maintenance tasks according to the higher priority of the higher performance improvement influence, generates a second priority ranking of the maintenance tasks according to the principle that the maintenance tasks of the same machine are executed at one time based on path planning among wind farm equipment, and generates a final priority ranking of the maintenance tasks based on the first priority ranking and the second priority ranking of preset weights;
the performance estimation unit obtains a maintenance man-hour matrix from standard maintenance man-hour of standard operation guidance data matched with the maintenance requirement matrix, and calculates the energy availability and time availability of wind farm equipment to obtain an index assignment matrix.
2. The wind farm operation maintenance task arrangement system of claim 1, wherein the work window evaluation unit generates the work window of the wind farm equipment based on a task list including operation maintenance tasks of the wind farm equipment using the location of the wind farm equipment, weather data in the vicinity of the wind farm equipment, and safety management requirement data of the operation maintenance tasks.
3. The wind farm operation maintenance task arrangement system of claim 1, wherein the performance estimation unit performs performance estimation on an energy availability and a time availability of wind farm equipment.
4. A wind farm operation maintenance mission arrangement as claimed in claim 1, wherein the maintenance personnel capable of maintenance in the shortest time are maintenance personnel closest to the wind farm equipment and having the least mission.
5. The wind farm operation maintenance mission arrangement of claim 1, further comprising a central monitoring unit comprising:
the meteorological data real-time monitoring unit is used for collecting meteorological data near wind power plant equipment;
the wind power plant equipment state monitoring unit is used for collecting operation state data of wind power plant equipment; and
and the fault alarm unit is used for providing fault alarm when the wind farm equipment fails.
6. The wind farm operation maintenance task placement system of claim 5, further comprising a health pre-warning unit comprising:
the wind power plant equipment health feature extraction unit is used for carrying out feature analysis based on the running state data of the wind power plant equipment so as to model the standard health state of the wind power plant equipment and extract features to be detected;
The large component failure early warning unit triggers the large component failure early warning of the wind power plant equipment by detecting the extracted characteristics; and
and a fault diagnosis unit for generating a fault diagnosis analysis tree based on the fault data of the wind farm equipment.
7. The wind farm operation maintenance mission arrangement of claim 6, further comprising a power prediction unit comprising:
a weather forecast providing unit for providing weather forecast data near the wind farm equipment based on weather data near the wind farm equipment; and
and the prediction unit is used for modeling the power conversion based on the running state data of the wind power plant equipment and providing wind power prediction data based on weather forecast data and a power conversion model nearby the wind power plant equipment.
8. The wind farm operation maintenance mission profile system of claim 7, further comprising a geographic information unit comprising:
and a path planning unit for providing path planning between wind farm devices and shortest path planning to the wind farm devices based on geographical and traffic information around the wind farm devices and position information of maintenance personnel.
9. The wind farm operation maintenance mission arrangement of claim 8, further comprising a production management unit comprising:
the maintenance requirement management unit is used for summarizing a task list comprising operation maintenance tasks of the wind power plant equipment, wherein the task list comprises wind power plant equipment fault alarm, major component failure early warning and planned overhaul;
a security management request unit for providing security management request data for running maintenance tasks;
a standard operation guiding unit for providing standard operation guiding data for operating maintenance tasks;
a material management unit for providing material management data of the wind farm equipment;
a device billing element for providing geographical and traffic information around wind farm devices and wind farm device registration information;
the maintenance plan management unit is used for managing the priority of the operation maintenance task and maintenance personnel, sending the operation maintenance task to the work order unit, recording the process data executed by the operation maintenance task, and feeding the process data back to the performance estimation unit for performance estimation algorithm optimization, wherein the task determination unit is used for sending the operation maintenance task to the maintenance plan management unit; and
The work order unit is used for matching the operation maintenance task with the maintenance task requirement, the maintenance task ledger and the standard operation instruction book, sending the matched operation maintenance task to the mobile terminal of a maintainer capable of maintaining in the shortest time, and recording the actual process data of the maintainer for maintenance.
10. A wind farm operation maintenance task placement system according to claim 9, further comprising a mobile terminal of a maintenance person, the mobile terminal comprising:
a mobile work order unit for providing actual process data for maintenance personnel to maintain; and
and the position unit is used for acquiring the position information of the maintenance personnel.
11. The wind farm operation maintenance task arrangement method is characterized by comprising the following steps of:
determining a working window of the wind farm equipment based on a task list comprising operation maintenance tasks of the wind farm equipment;
performance estimation is carried out on the wind farm equipment based on the working window of the wind farm equipment and standard operation guidance data of operation maintenance tasks;
estimating the resources required by the operation and maintenance of the wind farm equipment, and removing operation and maintenance tasks with insufficient resources from a task list to obtain executable operation and maintenance tasks;
The executable operation maintenance tasks are prioritized based on performance estimation results of wind farm equipment and path planning between the wind farm equipment; and
maintenance personnel capable of performing maintenance in the shortest time are determined based on the prioritized task list and the shortest path plan to the wind farm equipment,
the step of estimating the resources required by the operation and maintenance of the wind farm equipment and removing the operation and maintenance tasks with insufficient resources from the task list comprises the following steps:
using standard operation guide data of operation maintenance tasks and material management data of wind farm equipment to estimate resources required by the operation maintenance of the wind farm equipment, wherein the resources are material stock used for the operation maintenance of the wind farm equipment;
wherein the step of prioritizing the executable operation maintenance tasks comprises:
generating a first priority order for running maintenance tasks according to the higher priority of the greater performance improvement influence, generating a second priority order for the maintenance tasks according to the principle that the maintenance tasks in the same machine are executed at one time based on path planning among wind farm equipment, and generating a final priority order for the maintenance tasks based on the first priority order and the second priority order of the preset weight;
Performance estimation of wind farm equipment based on standard operation guidance data of a working window and an operation maintenance task of the wind farm equipment comprises the following steps: and obtaining a maintenance man-hour matrix from standard maintenance man-hours of standard operation guidance data matched with the maintenance requirement matrix, and calculating the energy availability and time availability of wind farm equipment to obtain an index assignment matrix.
12. A method of arranging operational maintenance tasks for a wind farm according to claim 11, wherein the step of determining a working window for wind farm equipment comprises:
the method includes generating a work window of the wind farm device based on a task list including operational maintenance tasks of the wind farm device using a location of the wind farm device, meteorological data in a vicinity of the wind farm device, and safety management requirement data for the operational maintenance tasks.
13. The method for arranging operation maintenance tasks of a wind farm according to claim 11, wherein the step of performing performance estimation on wind farm equipment comprises:
and performing performance estimation on the energy availability and the time availability of the wind farm equipment.
14. A wind farm operation maintenance task arrangement method according to claim 11, wherein the maintenance person capable of performing maintenance in the shortest time is the maintenance person closest to the wind farm equipment and having the smallest task.
15. A computer readable storage medium storing program instructions that when executed by a processor cause the processor to perform the wind farm operation maintenance task arrangement method of any of claims 11 to 14.
16. A computing device, comprising:
a processor;
a memory storing program instructions that when executed by a processor cause the processor to perform the wind farm operation maintenance task arrangement method of any of claims 11 to 14.
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| CN105678385A (en) * | 2015-12-31 | 2016-06-15 | 江苏金风科技有限公司 | Operation and maintenance method and platform used for offshore wind plant |
| KR101768810B1 (en) * | 2016-06-02 | 2017-08-30 | 두산중공업 주식회사 | Wind farm supervision monitoring system |
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