CN114498728A - Operation and maintenance simulation system for wind power plant - Google Patents
Operation and maintenance simulation system for wind power plant Download PDFInfo
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- CN114498728A CN114498728A CN202111590718.7A CN202111590718A CN114498728A CN 114498728 A CN114498728 A CN 114498728A CN 202111590718 A CN202111590718 A CN 202111590718A CN 114498728 A CN114498728 A CN 114498728A
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- 238000004088 simulation Methods 0.000 title claims abstract description 68
- 238000012423 maintenance Methods 0.000 title claims abstract description 24
- 238000012800 visualization Methods 0.000 claims abstract description 19
- 230000009471 action Effects 0.000 claims abstract description 16
- 238000012937 correction Methods 0.000 claims abstract description 8
- 238000012544 monitoring process Methods 0.000 claims description 21
- 230000003993 interaction Effects 0.000 claims description 10
- 238000010248 power generation Methods 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000012549 training Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 4
- 238000011156 evaluation Methods 0.000 description 9
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/188—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for motors; for generators; for power supplies; for power distribution
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/28—The renewable source being wind energy
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Abstract
The invention discloses a wind power plant operation and maintenance simulation system, in the wind power plant simulation system, a first acquisition unit acquires historical operation data of a wind power plant, a second acquisition unit acquires current operation data of the wind power plant in real time, a modeling unit establishes a simulation model of the wind power plant according to the historical operation data, a correction unit corrects the simulation model according to the current operation data, a server stores and operates various data of the system, a control platform stores various operation instructions for calling, in a remote visualization platform, a calling unit reads the operation instructions received from a local terminal from the server and matches operation actions corresponding to the operation instructions from the control platform according to the operation instructions, and a visualization unit generates simulation operation data of the wind power plant for display according to the corrected simulation model, the current operation data and the operation actions obtained by the calling unit, the operation data of the wind turbine generator is closer to a real operation scene, so that the training effect is obviously improved.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to an operation and maintenance simulation system for a wind power generation field.
Background
With the gradual change of wind power generation into a new generation of dominant force in the power generation industry of China, the installed capacity of a wind power plant is continuously expanded, a large number of field maintenance operators are needed for wind power generation, and the technical level of the wind turbine generator operator greatly influences the operation performance and the utilization rate of the wind turbine generator, so that the training of a high-efficiency system for the wind power plant operation and maintenance personnel is of great importance.
In the existing training mode, the training mode for training through the computer simulation training system is widely applied, the operating personnel of the wind power plant can be trained to see the operating state of each device of the fan without entering the field, and the operating personnel of the wind power plant can be trained to complete the process simulation of starting, grid connection, loading, stopping and the like of the wind power plant and processing various fault states of the wind power plant.
However, most of the existing wind power generation simulation models of the wind power operation and maintenance simulation system are modeled based on the mechanism of the wind power generator, modeling is performed only through simple physical, logical and quantity relations, and the operating parameters of the established wind power generation simulation model have larger deviation with the operating parameters of different wind power generator sets in actual scenes, so that simulation experience is single, and various operating states of the wind power generator sets close to the scene cannot be simulated really.
Disclosure of Invention
In view of the defects in the prior art, the invention provides the operation and maintenance simulation system for the wind power plant, which can obtain a simulation model with higher matching degree with a fan operation site, can perform real-time simulation according to the real environmental conditions of the positions of trainees, and improves the training effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
a wind farm operation and maintenance simulation system comprises:
the wind power generation field simulation system comprises a first acquisition unit, a second acquisition unit, a modeling unit and a correction unit, wherein the first acquisition unit is used for acquiring historical operating data of a wind turbine generator, the second acquisition unit is used for acquiring current operating data of the wind turbine generator in real time, the modeling unit is used for establishing a simulation model of the wind turbine generator according to the acquired data of the first acquisition unit, and the correction unit is used for correcting the simulation model according to the acquired data of the first acquisition unit to obtain a corrected simulation model;
the server is used for storing and operating various data of the system;
the control platform stores various operation instructions for calling so as to simulate various operation actions of the wind turbine generator in the wind power plant;
the local terminal comprises an interaction unit, wherein the interaction unit is used for receiving an operation instruction of a student;
and the remote visualization platform is connected with the server and comprises a calling unit and a visualization unit, the calling unit is used for reading the operation instruction received from the local terminal from the server and matching the operation action corresponding to the operation instruction from the control platform according to the operation instruction, and the visualization unit is used for generating the simulated operation data of the wind turbine generator to display according to the corrected simulation model, the current operation data and the operation action obtained by the calling unit.
In one embodiment, the operational data includes meteorological data and wind turbine operational data.
As one embodiment, the operation and maintenance simulation system for the wind power plant further comprises a plurality of local terminals, and the cooperation unit is simultaneously connected with the interaction units of at least two local terminals so as to generate and display simulated operation data of the wind power plant according to operation actions corresponding to the operation instructions from the at least two local terminals.
As one embodiment, the operation and maintenance simulation system for the wind farm further comprises a grid-connected coordination unit connected with the server, and the grid-connected coordination unit is used for displaying the simulated operation data of the wind turbines in different areas in the same visualization unit.
As one embodiment, the Control platform stores therein a plurality of an electrical DCS (DIstributed Control System) Control instruction set, an electrical local Control instruction set, a fan monitoring instruction set, and a fan local Control instruction set, where instructions in the electrical DCS Control instruction set are used to simulate centralized Control of each electrical device in a wind farm, instructions in the electrical local Control instruction set are used to simulate operations of each device on site, instructions in the fan monitoring instruction set are used to simulate monitoring and controlling an operating state of a fan, and instructions in the fan local Control instruction set are used to simulate a site peripheral device controlling the fan.
As one implementation mode, the electrical DCS control instruction group includes a main wiring control instruction, a transformer control instruction, and a power collection line control instruction, the electrical local control instruction group includes an opening and closing instruction of each fan wiring disconnecting link and an opening and closing instruction of a main wiring switch, the fan monitoring instruction group includes a wind speed monitoring instruction, a fan power monitoring instruction, a motor speed monitoring instruction, a fan start and stop instruction, a yaw instruction, and a power control instruction, and the fan local control instruction group includes start and stop and reset instructions for a tower bottom control cabinet and a cabin control cabinet.
According to the method, the simulation model of the wind turbine generator is established by collecting historical operating data of the generator, the simulation model is corrected according to real-time operating data, the accurately corrected simulation model is obtained, a student can connect a remote visual platform at a local terminal to control the wind turbine generator to simulate and complete various operation actions, and the operating state of the simulated wind turbine generator is visually observed. Because real-time simulation can be carried out according to the real environmental conditions of the positions of the trainees, the operation data of the wind turbine generator is closer to the real operation scene, and the training effect is obviously improved. In addition, the online student operation unit can be coordinated and operated in a grid-connected mode, the student can select whether to coordinate and operate in a grid-connected mode with other students or not, the student can also select to open the operation working condition of the student who operates the student to invite other students to operate together, and the operation condition that multiple people operate the same wind farm in a control room during actual wind power operation is simulated.
Drawings
FIG. 1 is a schematic block diagram of a wind farm operation and maintenance simulation system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a control platform according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a training and evaluation unit according to an embodiment of the present invention.
Detailed Description
In the present invention, the terms "disposed", "provided" and "connected" are to be understood in a broad sense. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
The terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, an embodiment of the invention provides a wind farm operation and maintenance simulation system, which mainly includes a wind farm simulation system 1, a server 2, a control platform 3, a local terminal 4 and a remote visualization platform 5, wherein the wind farm simulation system 1 is used for acquiring data of a fan set and simulating the operation of the fan set, and includes a first acquisition unit 11, a second acquisition unit 12, a modeling unit 13 and a correction unit 14, the first acquisition unit 11 is used for acquiring historical operation data of the wind turbine, the second acquisition unit 12 is used for acquiring current operation data of the wind turbine in real time, the modeling unit 13 is used for establishing a simulation model of the wind turbine according to the acquisition data of the first acquisition unit 11, and the correction unit 14 is used for correcting the simulation model according to the acquisition data of the first acquisition unit 11 to obtain a corrected simulation model. The server 2 is connected with all other components in the system, such as the wind power plant simulation system 1, the control platform 3, the local terminal 4 and the remote visualization platform 5, and is used for storing and operating various data of the system. The control platform 3 stores a plurality of operation instructions for calling, and is used for simulating various operation actions on the wind turbine generator in the wind power plant according to the instructions. The local terminal 4 includes an interaction unit 41, and the interaction unit 41 is configured to receive an operation instruction of the trainee. The remote visualization platform 5 is connected with the server 2 and comprises a calling unit 51 and a visualization unit 52, the calling unit 51 is used for reading the operation instruction received from the local terminal 4 from the server 2 and matching the operation action corresponding to the operation instruction from the control platform 3 according to the operation instruction, and the visualization unit 52 is used for generating the simulation operation data of the wind turbine generator for displaying according to the corrected simulation model, the current operation data and the operation action obtained by the calling unit 51.
The operation data collected by the first collection unit 11 and the second collection unit 12 includes meteorological data and wind turbine operation data, and also includes geographical location information of the local terminal 4. In the process of establishing the simulation model, the historical meteorological data and the historical fan operating data collected by the first collecting unit 11 are input into the initialized simulation model, relevant parameters required by a simulation model of wind power generation are confirmed by a machine learning mode, thereby obtaining a large amount of fan parameters and a simulation model established according to the fan parameters, but considering that the model is only established depending on historical data and cannot be well adapted to real-time changing meteorological environment and fan sets with different operating parameters, therefore, the present embodiment further obtains the current operation data of the current fan set collected by the second collecting unit 12 in real time, and introducing the real-time data into a simulation model for correction, so that the corrected simulation model is obtained according to the predicted wind meteorological data and the real-time fan operation parameters, and the operation condition of the current fan set can be better reflected.
As shown in fig. 2, a plurality of (preferably all) instruction sets, such as an electrical DCS control instruction set 31, an electrical local control instruction set 32, a fan monitoring instruction set 33, and a fan local control instruction set 34, are stored in the control platform 3, so that a trainee can call the instruction sets as desired to realize corresponding simulation operations during the simulation operations. The instructions in the electrical DCS control instruction group 31 are used for simulating centralized control of each electrical device in the wind power plant, the instructions in the electrical local control instruction group 32 are used for simulating operation of each device on site, the instructions in the fan monitoring instruction group 33 are used for simulating operation states of monitoring and controlling a fan, and the instructions in the fan local control instruction group 34 are used for simulating field peripheral devices of the fan.
For example, the electrical DCS control instruction group 31 includes a main connection control instruction, a transformer control instruction, a power collection line control instruction, and the like, the electrical local control instruction group 32 includes an opening and closing instruction of each fan connection switch, an opening and closing instruction of a main connection switch, and the like, the fan monitoring instruction group 33 includes a wind speed monitoring instruction, a fan power monitoring instruction, a motor speed monitoring instruction, a fan start-stop instruction, a yaw instruction, a power control instruction, and the like, and the fan local control instruction group 34 includes a start-stop and reset instruction, and the like, for the tower bottom control cabinet and the cabin control cabinet.
As shown in fig. 3, the operation and maintenance simulation system for a wind farm of the present embodiment may further include a training and evaluation unit 8, where the training and evaluation unit 8 is connected to the server 2 and mainly includes two modules: a training unit 81 and an evaluation unit 82, wherein technical data convenient for reference, such as documents or training courseware of basic operation instructions, guidance and the like of the fan set, are stored in the server 2, the training unit 81 is mainly responsible for classifying and sorting the technical data stored in the server 2 and providing a query interface, and comprises a first indexing unit 811, a second indexing unit 812, a third indexing unit 813 and a fourth indexing unit 814, which can be displayed in the visualization unit 52 of the remote visualization platform 5 by means of buttons or hyperlinks and the like, so that trainees can quickly refer to and learn the technical data of different classifications in the server 2 by corresponding operations, for example, the first indexing unit 811 corresponds to normal operation training data, the second indexing unit 812 corresponds to accident handling training data, the third indexing unit 813 corresponds to abnormal handling training data, the fourth indexing unit 814 corresponds to the equipment patrol training data.
In order to better evaluate the mastering degree of the trainees on the knowledge related to the operation and maintenance of the wind power plant, the server 2 of the embodiment may further store an evaluation database and answers, the evaluation unit 82 is mainly responsible for classifying and sorting the data stored in the server 2, and provides a query interface, test question selection and examination paper automatic scoring, including a fifth indexing unit 821, a setting unit 822 and a comparison unit 823, the fifth index unit 821 is used to classify and arrange the data stored in the server 2, the setting unit 822 is used to select the specific test paper content from the evaluation database according to the instruction for evaluation, the comparison unit 823 is used for scoring according to the examination paper submitted by the trainee and the answer, and evaluating the knowledge mastery degree of the trainee, for example, and testing and scoring the operation level and the fault handling capacity of the wind turbine of the student through evaluation.
In the actual simulation process, sometimes grid-connected operation and allocation of wind turbine generators in multiple places need to be simulated, and for such demands, the wind farm operation and maintenance simulation system of the embodiment further includes a grid-connected coordination unit 7 connected to the server 2, and the grid-connected coordination unit 7 is used for displaying simulated operation data of the wind turbine generators in different areas in the same visualization unit 52. Through the arrangement, the system realizes coordination of the running conditions of the wind turbine generators in different areas, simulates the real grid-connected condition, and accordingly coordinates and distributes wind power loads in all areas.
In addition, in consideration of the situation that multiple persons cooperate in the actual operation and maintenance process, the operation and maintenance simulation system for a wind power plant according to this embodiment further includes a cooperation unit 6, where the number of the local terminals 4 is multiple, for example, the local terminals are located at a site, a site B, and a site C … …, each trainee can remotely log in the remote visualization platform 5 to perform simulation through a personal account at the local terminal 4, and the cooperation unit 6 is simultaneously connected to the interaction units 41 of at least two local terminals 4 to generate simulated operation data of the wind turbine generator to be displayed according to the operation actions corresponding to the operation instructions from the at least two local terminals 4, which is shown in this embodiment is a situation where the cooperation unit 6 is simultaneously connected to the interaction units 41 of all the local terminals 4. The trainees who log in the remote visual platform 5 can choose to open the operating condition of the trainees who are operating and invite other trainees to operate together, and the operating condition that multiple people operate the same wind farm in a control room during actual wind power operation is simulated.
Through the arrangement, the simulation model of the wind turbine generator is established by collecting the historical operating data of the generator set, the simulation model is corrected according to the real-time operating data, the accurately corrected simulation model is obtained, a student can connect a remote visual platform at a local terminal to control the wind turbine generator to simulate and complete various operation actions, and the student can visually observe the operating state of the simulated wind turbine generator. Because real-time simulation can be carried out according to the real environmental conditions of the positions of the trainees, the operation data of the wind turbine generator is closer to the real operation scene, and the training effect is obviously improved. In addition, the online student operation unit can be coordinated and operated in a grid-connected mode, the student can select whether to coordinate and operate in a grid-connected mode with other students or not, the student can also select to open the operation working condition of the student who operates the student to invite other students to operate together, and the operation condition that multiple people operate the same wind farm in a control room during actual wind power operation is simulated.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (6)
1. A wind farm operation and maintenance simulation system is characterized by comprising:
the wind power generation field simulation system (1) comprises a first acquisition unit (11), a second acquisition unit (12), a modeling unit (13) and a correction unit (14), wherein the first acquisition unit (11) is used for acquiring historical operating data of a wind turbine generator, the second acquisition unit (12) is used for acquiring current operating data of the wind turbine generator in real time, the modeling unit (13) is used for establishing a simulation model of the wind turbine generator according to the acquired data of the first acquisition unit (11), and the correction unit (14) is used for correcting the simulation model according to the acquired data of the second acquisition unit (11) to obtain a corrected simulation model;
the server (2) is used for storing and operating various data of the system;
the control platform (3) stores various operation instructions for calling so as to simulate various operation actions on the wind turbine generator in the wind power plant;
the local terminal (4) comprises an interaction unit (41), wherein the interaction unit (41) is used for receiving an operation instruction of a student;
the remote visualization platform (5) is connected with the server (2) and comprises a calling unit (51) and a visualization unit (52), the calling unit (51) is used for reading an operation instruction received from the local terminal (4) from the server (2) and matching a corresponding operation action in the control platform (3) according to the operation instruction, and the visualization unit (52) is used for generating simulation operation data of the wind turbine generator to display according to the corrected simulation model, current operation data and the operation action obtained by the calling unit (51).
2. The wind farm operation and maintenance simulation system according to claim 1, wherein the operational data comprises meteorological data and wind turbine operational data.
3. The operation and maintenance simulation system for the wind power plant according to claim 1, further comprising a plurality of coordination units (6), wherein the number of the local terminals (4) is multiple, and the coordination units (6) are simultaneously connected with the interaction units (41) of at least two of the local terminals (4) so as to generate and display simulated operation data of the wind power plant according to operation actions corresponding to the operation instructions from at least two of the local terminals (4).
4. The wind farm operation and maintenance simulation system according to claim 1, further comprising a grid-connected coordination unit (7) connected to the server (2), wherein the grid-connected coordination unit (7) is configured to display simulated operation data of wind turbines in different regions in the same visualization unit (52) at the same time.
5. The wind power plant operation and maintenance simulation system according to any one of claims 1 to 4, wherein a plurality of an electrical DCS control instruction set (31), an electrical local control instruction set (32), a fan monitoring instruction set (33) and a fan local control instruction set (34) are stored in the control platform (3), instructions in the electrical DCS control instruction set (31) are used for simulating centralized control of each electrical device in the wind power plant, instructions in the electrical local control instruction set (32) are used for simulating operation of each device on site, instructions in the fan monitoring instruction set (33) are used for simulating operation states of monitoring and controlling a fan, and instructions in the fan local control instruction set (34) are used for simulating field peripheral devices for controlling the fan.
6. The wind power plant operation and maintenance simulation system according to claim 5, wherein the electrical DCS control instruction group (31) comprises main wiring control instructions, transformer control instructions and power collection line control instructions, the electrical on-site control instruction group (32) comprises opening and closing instructions of each fan wiring disconnecting link and opening and closing instructions of a main wiring switch, the fan monitoring instruction group (33) comprises wind speed monitoring instructions, fan power monitoring instructions and motor speed monitoring instructions, and starting and stopping instructions, yawing instructions and power control instructions of a fan, and the fan on-site control instruction group (34) comprises starting and stopping and resetting instructions of a tower bottom control cabinet and a cabin control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111590718.7A CN114498728A (en) | 2021-12-23 | 2021-12-23 | Operation and maintenance simulation system for wind power plant |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111590718.7A CN114498728A (en) | 2021-12-23 | 2021-12-23 | Operation and maintenance simulation system for wind power plant |
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| CN114498728A true CN114498728A (en) | 2022-05-13 |
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| CN202111590718.7A Pending CN114498728A (en) | 2021-12-23 | 2021-12-23 | Operation and maintenance simulation system for wind power plant |
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