CN117889037A - Wind generating set power increasing optimization method, system, storage medium and processor - Google Patents
Wind generating set power increasing optimization method, system, storage medium and processor Download PDFInfo
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- CN117889037A CN117889037A CN202311702749.6A CN202311702749A CN117889037A CN 117889037 A CN117889037 A CN 117889037A CN 202311702749 A CN202311702749 A CN 202311702749A CN 117889037 A CN117889037 A CN 117889037A
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000003860 storage Methods 0.000 title claims abstract description 11
- 238000005457 optimization Methods 0.000 title claims description 12
- 238000010248 power generation Methods 0.000 claims abstract description 13
- 238000004891 communication Methods 0.000 claims description 7
- 230000003416 augmentation Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention provides a method, a system, a storage medium and a processor for optimizing power increase of a wind generating set, and belongs to the technical field of wind power generation. According to the method, wind speed and direction data of the main wind direction of a wind field are obtained through a laser anemograph, the running state of fans in a wind power generation set is obtained to determine whether yaw motion is executed, when the yaw motion is required to be executed, a yaw motion signal is generated, and the yaw motion signal is sent to a fan main control system through an SCADA system, so that the fan main control system can adjust the direction of the fans in advance, the fans can be ensured to be accurately aligned with the wind directions, the efficiency of capturing wind energy is improved, and the generating efficiency and the reliability of the wind power generation set are improved.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to a wind generating set power increasing optimizing method, a wind generating set power increasing optimizing system, a machine-readable storage medium and a processor.
Background
In wind power generation production work, the direction of a fan in a wind generating set directly determines the wind energy utilization rate, and the wind energy utilization rate is one of important factors influencing the generated energy of a wind power plant, so that the wind power generation capacity and the economic benefit of the wind power plant are directly determined. However, when the wind direction change of the existing wind generating set is unstable, the wind energy utilization efficiency of the existing wind generating set is low, so that the generating efficiency of the existing wind generating set is low, and the wind generating set cannot reach the optimal running state.
Disclosure of Invention
The embodiment of the invention aims to provide a method for optimizing the power increase of a wind generating set, which aims to solve the problem that the wind energy utilization efficiency of the existing wind generating set is lower when the wind direction change of the existing wind generating set is unstable.
To achieve the above object, a first aspect of the present invention provides a method for optimizing power of a wind turbine generator, the method comprising:
acquiring the running state of a fan in the wind power generation set, and acquiring wind speed and direction data of the main wind direction of a wind field through a laser anemometer;
determining whether to execute a yaw action based on the running state of the fan and the wind speed and direction data, and generating a yaw action signal when the yaw action is required to be executed;
and sending the yaw action signal to a fan main control system through the SCADA system so that the fan main control system can adjust the fan direction in advance.
Optionally, the determining whether to perform the yaw motion based on the operation state of the fan and the wind speed and direction data includes:
when the running state of the fan is a full-sending state, no yaw action is executed;
when the running state of the fan is not full-sending state, determining whether the wind speed and wind direction data accords with a preset action adjustment condition;
if yes, determining the yaw action execution time according to the wind speed and direction data, and executing the yaw action when the current time is the yaw action execution time.
Optionally, the determining the yaw motion execution time according to the wind speed and wind direction data includes:
and determining the yaw action execution distance of the fan according to the wind speed and direction data, and determining the current moment as the yaw action execution moment when the wind energy receiving distance of the fan reaches the yaw action execution distance of the fan.
Optionally, the method for optimizing the power increase of the wind generating set further comprises the following steps:
acquiring wind direction data of a meteorological department, and determining the change trend of wind speed and wind direction by combining wind speed and wind direction data acquired by a laser anemometer;
and determining whether to execute the yaw action based on the running state of the fan and the change trend of the wind speed and the wind direction, and generating a yaw action signal when the yaw action is required to be executed.
The second aspect of the invention provides a wind generating set power increasing optimizing system applying the wind generating set power increasing optimizing method, wherein the system comprises a laser anemoscope, a server, an SCADA system and a wind turbine main control system; wherein,
the laser anemometer is used for acquiring wind speed and direction data of a main direction of the wind field and sending the wind speed and direction data of the main direction of the wind field to the server;
the server is used for determining whether to execute yaw action according to wind speed and wind direction data of the wind field main direction and the running state of fans in the wind power generation set, and generating a yaw action signal and sending the yaw action signal to the SCADA system when the yaw action is required to be executed;
the SCADA system is used for receiving the yaw motion signal sent by the server and sending the yaw motion signal to the fan main control system;
the fan main control system is used for controlling the fan adjusting direction by the yaw action signal sent by the SCADA system.
Optionally, the communication structure of the laser anemometer adopts a ring network mode.
Optionally, when the laser anemometer sends the wind speed and direction data of the wind field main direction to the server and is interrupted, the laser anemometer is indicated to have a fault, and a fault signal is generated and sent to the server.
Optionally, the server and the SCADA system communicate in a standard modbusTCP communication mode.
A third aspect of the present invention provides a processor configured to perform the above-described wind turbine generator set power up optimization method.
A fourth aspect of the invention provides a machine-readable storage medium having stored thereon instructions that, when executed by a processor, cause the processor to be configured to perform the above-described wind turbine generator set power augmentation optimization method.
The invention provides a power increasing optimizing method, a system, a processor and a storage medium of a wind generating set, wherein the method acquires wind speed and direction data of the main wind direction of a wind field through a laser anemoscope, acquires the running state of a fan in the wind generating set to determine whether to execute yaw motion, generates a yaw motion signal when the yaw motion is required to be executed, and sends the yaw motion signal to a main control system of the fan through a SCADA system so as to enable the main control system of the fan to adjust the direction of the fan in advance, ensure that the fan can accurately aim at the wind direction, and improve the efficiency of capturing wind energy, thereby improving the generating efficiency and reliability of the wind generating set.
Additional features and advantages of embodiments of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain, without limitation, the embodiments of the invention. In the drawings:
FIG. 1 is a flow chart of a method for optimizing power of a wind turbine generator system according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a wind turbine generator system power-up optimization system according to an embodiment of the present invention.
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
FIG. 1 is a flow chart of a method for optimizing power of a wind turbine generator system according to an embodiment of the present invention. As shown in fig. 1, an embodiment of the present invention provides a method for optimizing power increase of a wind turbine, where the method includes:
s10: and acquiring the running state of a fan in the wind power generation set, and acquiring wind speed and direction data of the main wind direction of the wind field through a laser anemometer.
Specifically, in the embodiment, the laser anemoscope adopts a ring network mode, each node is connected with other nodes to form a closed network structure, and after the ring network is disconnected, other nodes can still acquire required data through other nodes connected with the node due to the characteristics of the ring network, and the data can still ensure normal communication; meanwhile, a ring network fault signal is transmitted to the server, so that the stability and reliability of data transmission are ensured.
S20: and determining whether to execute the yaw action based on the running state of the fan and the wind speed and direction data, and generating a yaw action signal when the yaw action needs to be executed.
Specifically, when the running state of the fan is the full-power state, the yaw action is executed, the generated energy is not lifted, and mechanical abrasion is also caused, so when the running state of the fan is the full-power state, the yaw action is not executed; and when the running state of the fan is not full, determining whether the wind speed and direction data meet the preset action adjustment condition. The preset motion adjustment condition in the present embodiment is that the wind speed cannot be lower than 3m/s and cannot be higher than 25m/s.
If the wind speed and the wind direction are consistent, determining a yaw action execution distance of the wind turbine according to the wind speed and the wind direction data, determining the current moment as a yaw action execution moment when the wind turbine receives wind energy and the wind turbine yaw action execution distance is reached, executing the yaw action, and adjusting the wind turbine direction in advance so as to improve the wind turbine wind energy capturing efficiency and the generating efficiency of the wind turbine generator.
If the wind speed is 10m/s, the wind deviates from the main wind direction by 5 degrees, the yaw action execution distance of the fan is 20m in front, and when the wind energy receiving distance of the fan reaches 20m, the current moment is determined as the yaw action execution moment, and the yaw action is executed.
S30: and sending a yaw action signal to a fan main control system through the SCADA system so that the fan main control system can adjust the fan direction in advance.
Specifically, the SCADA system is used as a transfer system between the server and the fan main control system, so that the cost can be saved, and the stability of signal transmission can be improved.
Further, as shown in fig. 1, in order to predict future wind direction changes, in step S10, the operation state of the fans in the wind turbine generator set is obtained, and after wind speed and wind direction data of the wind farm main wind direction is obtained by the laser anemometer, the method for optimizing power increase of the wind turbine generator set in this embodiment further includes:
s40: wind direction data of a meteorological department are obtained, and the change trend of wind speed and wind direction is determined by combining wind speed and wind direction data obtained by a laser anemometer.
S50: and determining whether to execute the yaw action based on the running state of the fan and the change trend of the wind speed and the wind direction, and generating a yaw action signal when the yaw action is required to be executed.
Specifically, wind direction data of a meteorological department are obtained, the change trend of wind speed and wind direction is determined by combining the wind speed and wind direction data obtained by a laser anemometer, future wind direction change is predicted, when the running state of the fan is in a less-than-full state, the yaw action execution moment is determined according to the change trend of the wind speed and the wind direction, and the direction of the fan is adjusted in advance.
Further, determining the yaw motion execution time according to the change trend of the wind speed and the wind direction specifically includes the following steps: determining a yaw action execution distance of the fan according to the change trend of the wind speed and the wind direction, and determining the current moment as the yaw action execution moment when the wind energy receiving distance of the fan reaches the yaw action execution distance of the fan, and executing the yaw action.
The power increasing optimization method of the wind generating set not only can monitor the change of wind speed and wind direction in real time, but also can predict future wind direction change, and can provide more accurate data support for power increasing optimization.
FIG. 2 is a schematic diagram of a wind turbine generator system power up optimization system according to an embodiment of the present invention. As shown in fig. 2, the embodiment of the invention provides a wind generating set power increasing optimizing system based on the wind generating set power increasing optimizing method, which comprises a laser wind speed anemoscope, a server, a SCADA system and a wind turbine main control system; wherein,
the laser anemometer is used for acquiring wind speed and direction data of a wind field main direction and sending the wind speed and direction data of the wind field main direction to the server;
the server is used for determining whether to execute yaw action according to wind speed and wind direction data of a wind field main direction and combining the running states of fans in the wind power generation set, and generating a yaw action signal and sending the yaw action signal to the SCADA system when the yaw action is required to be executed;
the SCADA system is used for receiving the yaw motion signal sent by the server and sending the yaw motion signal to the fan main control system;
the fan main control system is used for controlling the fan adjusting direction according to the yaw action signal sent by the SCADA system.
Furthermore, the communication structure of the laser anemometer adopts a ring network mode.
Further, when the laser anemometer sends the wind speed and direction data of the wind field main direction to the server and is interrupted, the laser anemometer is indicated to be faulty, and a fault signal is generated and sent to the server.
Further, the server communicates with the SCADA system by adopting a standard modbusTCP communication mode.
The embodiment of the invention also provides a machine-readable storage medium, on which computer program instructions are stored, which when being executed by a processor, implement the method for optimizing the power increase of the wind generating set.
The present invention also provides a machine-readable storage medium having instructions stored thereon that, when executed by an electronic governor, enable the processor to be configured to perform a wind turbine generator set power augmentation optimization method as described above.
Those skilled in the art will appreciate that all or part of the steps in a method for implementing the above embodiments may be implemented by a program stored in a storage medium, where the program includes several instructions for causing a single-chip microcomputer, chip or processor (processor) to perform all or part of the steps in a method according to the embodiments of the invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The alternative embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the embodiments of the present invention are not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the embodiments of the present invention within the scope of the technical concept of the embodiments of the present invention, and all the simple modifications belong to the protection scope of the embodiments of the present invention. In addition, the specific features described in the above embodiments may be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the various possible combinations of embodiments of the invention are not described in detail.
In addition, any combination of the various embodiments of the present invention may be made, so long as it does not deviate from the idea of the embodiments of the present invention, and it should also be regarded as what is disclosed in the embodiments of the present invention.
Claims (10)
1. A method for optimizing the power of a wind generating set, the method comprising:
acquiring the running state of a fan in the wind power generation set, and acquiring wind speed and direction data of the main wind direction of a wind field through a laser anemometer;
determining whether to execute a yaw action based on the running state of the fan and the wind speed and direction data, and generating a yaw action signal when the yaw action is required to be executed;
and sending the yaw action signal to a fan main control system through the SCADA system so that the fan main control system can adjust the fan direction in advance.
2. The method of optimizing power augmentation of a wind generating set of claim 1, wherein the determining whether to perform a yaw action based on the operational status of the wind turbine and the wind speed and direction data comprises:
when the running state of the fan is a full-sending state, no yaw action is executed;
when the running state of the fan is not full-sending state, determining whether the wind speed and wind direction data accords with a preset action adjustment condition;
if yes, determining the yaw action execution time according to the wind speed and direction data, and executing the yaw action when the current time is the yaw action execution time.
3. The method for optimizing power added to a wind turbine according to claim 2, wherein determining yaw moment according to the wind speed and direction data comprises:
and determining the yaw action execution distance of the fan according to the wind speed and direction data, and determining the current moment as the yaw action execution moment when the wind energy receiving distance of the fan reaches the yaw action execution distance of the fan.
4. The wind generating set power-up optimization method according to claim 1, further comprising:
acquiring wind direction data of a meteorological department, and determining the change trend of wind speed and wind direction by combining wind speed and wind direction data acquired by a laser anemometer;
and determining whether to execute the yaw action based on the running state of the fan and the change trend of the wind speed and the wind direction, and generating a yaw action signal when the yaw action is required to be executed.
5. A wind generating set power-increasing optimizing system applying the wind generating set power-increasing optimizing method according to any one of the preceding claims 1-4, characterized in that the system comprises a laser anemoscope, a server, a SCADA system and a wind turbine master control system; wherein,
the laser anemometer is used for acquiring wind speed and direction data of a main direction of the wind field and sending the wind speed and direction data of the main direction of the wind field to the server;
the server is used for determining whether to execute yaw action according to wind speed and wind direction data of the wind field main direction and the running state of fans in the wind power generation set, and generating a yaw action signal and sending the yaw action signal to the SCADA system when the yaw action is required to be executed;
the SCADA system is used for receiving the yaw motion signal sent by the server and sending the yaw motion signal to the fan main control system;
the fan main control system is used for controlling the fan adjusting direction according to the yaw action signal sent by the SCADA system.
6. The method for optimizing the power of the wind generating set according to claim 4, wherein the communication structure of the laser anemometer adopts a ring network mode.
7. The method for optimizing power of a wind turbine according to claim 6, wherein when the laser anemometer transmits wind speed and direction data of a wind field main direction to a server, the laser anemometer is indicated to be faulty, and a fault signal is generated and transmitted to the server.
8. The method for optimizing power of a wind generating set according to claim 4, wherein the server and the SCADA system communicate in a standard modbusTCP communication mode.
9. A processor configured to perform the wind turbine power augmentation optimization method of any one of claims 1 to 4.
10. A machine-readable storage medium having instructions stored thereon, which when executed by a processor, cause the processor to be configured to perform a wind turbine power generation set power up optimization method according to any of claims 1 to 4.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311702749.6A CN117889037A (en) | 2023-12-12 | 2023-12-12 | Wind generating set power increasing optimization method, system, storage medium and processor |
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| CN202311702749.6A CN117889037A (en) | 2023-12-12 | 2023-12-12 | Wind generating set power increasing optimization method, system, storage medium and processor |
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| CN202311702749.6A Pending CN117889037A (en) | 2023-12-12 | 2023-12-12 | Wind generating set power increasing optimization method, system, storage medium and processor |
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| CN (1) | CN117889037A (en) |
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