CN219911023U - Wind turbine generator system becomes oar state information wireless transmission device - Google Patents
Wind turbine generator system becomes oar state information wireless transmission device Download PDFInfo
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- CN219911023U CN219911023U CN202320949661.3U CN202320949661U CN219911023U CN 219911023 U CN219911023 U CN 219911023U CN 202320949661 U CN202320949661 U CN 202320949661U CN 219911023 U CN219911023 U CN 219911023U
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- 230000010365 information processing Effects 0.000 claims abstract description 33
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- 238000004891 communication Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 9
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Abstract
The utility model discloses a wireless transmission device for variable-pitch state information of a wind turbine, wherein the wind turbine comprises a fan and a converter, and the wireless transmission device for the variable-pitch state information of the wind turbine comprises the following components: the first control module, the second control module, the third control module, the integrated processing unit and the first wireless receiving and transmitting unit are contained in the fan hub, and the second wireless receiving and transmitting unit and the information exchange unit are contained in the fan cabin; the first information processing unit is accommodated in the first control module, the second information processing unit is accommodated in the second control module, and the third information processing unit is accommodated in the third control module; when the variable pitch system of the wind turbine generator is transformed, signal transmission is not needed through the slip ring, reliability is higher, steps of fan feeding of maintenance personnel are reduced, fault analysis and processing are faster, and maintenance cost is lower.
Description
Technical Field
The utility model relates to the technical field of wind power generation, in particular to a wireless transmission device for variable pitch state information of a wind turbine.
Background
In the current wind turbine generator system pitch system design, signals of the pitch system are transmitted to a main control SCADA through a slip ring to monitor the state, and along with the continuous development of wind power technology, the signals transmitted by the pitch system are more and more. The variable pitch system is used as an important part of the wind turbine generator, is indispensable to monitor the running state of the variable pitch system, can be timely found and processed when the fault initially occurs, and avoids great economic loss of a wind field.
In the transformation of the pitch system, due to the original design reasons, a wind turbine generator may not have a reserved slip ring channel or the slip ring channel in the transformation is insufficient, so that a pitch system signal cannot be transmitted to a main control through a slip ring to monitor the pitch state. Once the pitch system fails, the wind farm can only send maintenance personnel to go up the fan for failure analysis and treatment, and a secondary climbing tower is possibly required for maintenance, so that time and labor are wasted, and the economic loss caused to the wind farm is large.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a wireless transmission device for the variable-pitch state information of a wind turbine, which is higher in reliability, faster in fault analysis and treatment and lower in maintenance cost, and signal transmission is not needed through a slip ring when a variable-pitch system of the wind turbine is modified.
In order to solve the technical problems, the utility model provides a wireless transmission device for variable pitch state information of a wind turbine, wherein the wind turbine comprises a fan and a converter, and the wireless transmission device for variable pitch state information of the wind turbine comprises: the first control module, the second control module, the third control module, the integrated processing unit and the first wireless receiving and transmitting unit are contained in the fan hub, and the second wireless receiving and transmitting unit and the information exchange unit are contained in the fan cabin; the wind turbine pitch-control system comprises a first control module, a second control module, a third control module, a first information processing unit, a second antenna X1, a second antenna X2, a ring network unit and a control unit, wherein the first information processing unit is accommodated in the first control module, the second information processing unit is accommodated in the second control module, the third information processing unit is accommodated in the third control module, the first information processing unit, the second information processing unit and the third information processing unit are connected in series through a communication line, the first information processing unit is connected with the input end of the integrated processing unit, the output end of the integrated processing unit is connected with the first wireless receiving unit, the wind turbine pitch-control system information wireless transmission device further comprises a first antenna X1 which is arranged in the inside or outside of a fan hub and is used for transmitting data sent by the first wireless receiving unit to the fan cabin, the first antenna X2 is connected with the input end of the second wireless receiving unit, the second antenna X1 is connected with the input end of the second wireless receiving unit, the second antenna X2 is connected with the output end of the second wireless receiving unit, and the second wireless receiving unit is connected with the input end of the ring network unit through the ring network unit, and the input end of the ring network unit is connected with the wind turbine pitch-control system through the ring network unit.
Preferably, a guide cover is arranged outside the fan hub.
Preferably, when the first antenna X1 is disposed outside the fan hub, the second antenna X2 and the third antenna X3 are further disposed outside the fan hub, connection signal wires of the first antenna X1, the second antenna X2 and the third antenna X3 are connected with an output end of the first wireless transceiver unit and led out from a front port of the fan hub, and the first antenna X1, the second antenna X2 and the third antenna X3 are respectively fixed between the fan hub and the guide cover along a surface of the fan hub and facing a direction of a fan cabin at 120 ° pitch angles.
Preferably, the second antenna X2 is disposed at a position where the fan hub communicates with the fan nacelle.
Preferably, the wind turbine generator is a doubly-fed wind turbine generator.
After adopting above-mentioned structure, wind turbine generator system becomes oar state information wireless transmission device includes: the first control module, the second control module, the third control module, the integrated processing unit and the first wireless receiving and transmitting unit are contained in the fan hub, and the second wireless receiving and transmitting unit and the information exchange unit are contained in the fan cabin; the wind turbine pitch-control system comprises a first control module, a second control module, a third control module, a first antenna X1, a second antenna X2 and a ring network information exchange unit, wherein the first information processing unit is accommodated in the first control module, the second information processing unit is accommodated in the second control module, the third information processing unit is accommodated in the third control module, the first information processing unit, the second information processing unit and the third information processing unit are connected in series through a communication line, the first information processing unit is connected with the input end of the integrated processing unit, the output end of the integrated processing unit is connected with the first wireless receiving unit, the wind turbine pitch-control system information wireless transmission device further comprises a first antenna X1 which is arranged in or outside a fan hub and is used for transmitting data of the integrated processing unit to a second wireless receiving unit, the first antenna X1 is connected with the input end of the second wireless receiving unit, the first antenna X2 is connected with the second wireless receiving unit, the second wireless receiving unit is connected with the input end of the ring network information exchange unit, and the second wireless receiving unit is connected with the input end of the ring network information exchange unit through the ring network information exchange unit; when the variable pitch system of the wind turbine generator is transformed, signal transmission is not needed through the slip ring, reliability is higher, steps of fan feeding of maintenance personnel are reduced, fault analysis and processing are faster, and maintenance cost is lower.
Drawings
FIG. 1 is a block diagram of a wireless transmission device for variable pitch state information of a wind turbine according to a first embodiment of the present utility model;
fig. 2 is a block diagram of a wireless transmission device for variable pitch state information of a wind turbine according to a second embodiment of the present utility model.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the utility model 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 for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1
Referring to fig. 1, fig. 1 is a block diagram of a wireless transmission device for variable pitch state information of a wind turbine according to a first embodiment of the present utility model;
the embodiment discloses wind turbine generator system becomes oar state information wireless transmission device, wind turbine generator system includes fan and converter, wind turbine generator system becomes oar state information wireless transmission device includes: the first control module 11, the second control module 12, the third control module 13, the integrated processing unit 14, the first wireless transceiver unit 15 and the second wireless transceiver unit 21 and the information exchange unit 22 are accommodated in the fan cabin; the first control module 11 internally accommodates a first information processing unit 111, the second control module 12 internally accommodates a second information processing unit 121, the third control module 13 internally accommodates a third information processing unit 131, the first information processing unit 111, the second information processing unit 121 and the third information processing unit 131 are connected in series through communication lines, the first information processing unit 111 is connected with the input end of the integrated processing unit 14, the output end of the integrated processing unit 14 is connected with the first wireless receiving unit 15, the wind turbine pitch state information wireless transmission device further comprises a first antenna X1 which is arranged inside or outside a fan hub and is used for transmitting data of the integrated processing unit to the second wireless receiving unit 21 inside the fan cabin, the first antenna X1 is connected with the output end of the first wireless receiving unit 15, the wind turbine pitch state information wireless transmission device further comprises a second antenna X2 which is arranged inside or outside the fan cabin and is used for receiving data transmitted by the first wireless receiving unit 15 inside the fan hub, the second antenna X2 is connected with the input end of the second wireless receiving unit 21, the second wireless receiving unit 21 is connected with the output end of the second wireless receiving unit 21 through the ring network unit 22, and the output end of the second wireless receiving unit 21 is connected with the input end of the ring network unit 22 through the ring network.
Example two
Referring to fig. 2, fig. 2 is a block diagram of a wireless transmission device for variable pitch state information of a wind turbine according to a second embodiment of the present utility model.
In this embodiment, a guide cover is disposed outside the fan hub;
when the first antenna X1 is disposed outside the fan hub, the second antenna X2 and the third antenna X3 are further disposed outside the fan hub, connection signal lines of the first antenna X1, the second antenna X2 and the third antenna X3 are connected with an output end of the first wireless transceiver unit 15 and led out from a front port of the fan hub, and the first antenna X1, the second antenna X2 and the third antenna X3 are respectively fixed between the fan hub and the guide cover along a surface of the fan hub and towards a direction of a fan cabin at 120-degree interval angles.
The three external antennas X1, X3, X4 of the first wireless transceiver unit 15 are respectively along the surface of the hub of the fan at 120 ° intervals, and face the direction of the nacelle of the fan, so that when the fan operates and the hub rotates, signals 360 ° can be stably transmitted to the second wireless transceiver unit 21 installed in the nacelle of the fan without dead angles.
Example III
The first embodiment is based on the first embodiment, and in this embodiment, the second antenna is disposed at a position where the fan hub communicates with the fan nacelle.
Example IV
The present embodiment is based on the first embodiment, and in this embodiment, the wind turbine generator is a doubly-fed wind turbine generator.
When the variable pitch system of the wind turbine generator is transformed, signal transmission is not needed through the slip ring, reliability is higher, steps of fan feeding of maintenance personnel are reduced, fault analysis and processing are faster, and maintenance cost is lower.
The preferred embodiments of the present utility model have been described above with reference to the accompanying drawings, and thus do not limit the scope of the claims of the present utility model. Any modifications, equivalent substitutions and improvements made by those skilled in the art without departing from the scope and spirit of the present utility model shall fall within the scope of the appended claims.
Claims (5)
1. The utility model provides a wind turbine generator system becomes oar state information wireless transmission device, its characterized in that, wind turbine generator system includes fan and converter, wind turbine generator system becomes oar state information wireless transmission device includes: the first control module, the second control module, the third control module, the integrated processing unit and the first wireless receiving and transmitting unit are contained in the fan hub, and the second wireless receiving and transmitting unit and the information exchange unit are contained in the fan cabin; the wind turbine pitch-control system comprises a first control module, a second control module, a third control module, a first information processing unit, a second antenna X1, a second antenna X2, a ring network unit and a control unit, wherein the first information processing unit is accommodated in the first control module, the second information processing unit is accommodated in the second control module, the third information processing unit is accommodated in the third control module, the first information processing unit, the second information processing unit and the third information processing unit are connected in series through a communication line, the first information processing unit is connected with the input end of the integrated processing unit, the output end of the integrated processing unit is connected with the first wireless receiving unit, the wind turbine pitch-control system information wireless transmission device further comprises a first antenna X1 which is arranged in the inside or outside of a fan hub and is used for transmitting data sent by the first wireless receiving unit to the fan cabin, the first antenna X2 is connected with the input end of the second wireless receiving unit, the second antenna X1 is connected with the input end of the second wireless receiving unit, the second antenna X2 is connected with the output end of the second wireless receiving unit, and the second wireless receiving unit is connected with the input end of the ring network unit through the ring network unit, and the input end of the ring network unit is connected with the wind turbine pitch-control system through the ring network unit.
2. The wind turbine pitch state information wireless transmission device according to claim 1, wherein a guide cover is arranged outside the fan hub.
3. The wind turbine generator system pitch state information wireless transmission device according to claim 2, wherein when the first antenna X1 is disposed outside the wind turbine hub, the second antenna X2 and the third antenna X3 are further disposed outside the wind turbine hub, connection signal wires of the first antenna X1, the second antenna X2 and the third antenna X3 are connected with an output end of the first wireless transceiver unit and led out from a front port of the wind turbine hub, and the first antenna X1, the second antenna X2 and the third antenna X3 are respectively fixed between the wind turbine hub and the air guide sleeve along a surface of the wind turbine hub and facing a direction of a fan cabin at 120 ° pitch angles.
4. The device for wirelessly transmitting the pitch state information of the wind turbine according to claim 2, wherein the second antenna X2 is disposed at a position where the fan hub is communicated with the fan nacelle.
5. The wind turbine pitch state information wireless transmission device of claim 2, wherein the wind turbine is a doubly-fed wind turbine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320949661.3U CN219911023U (en) | 2023-04-24 | 2023-04-24 | Wind turbine generator system becomes oar state information wireless transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320949661.3U CN219911023U (en) | 2023-04-24 | 2023-04-24 | Wind turbine generator system becomes oar state information wireless transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911023U true CN219911023U (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320949661.3U Active CN219911023U (en) | 2023-04-24 | 2023-04-24 | Wind turbine generator system becomes oar state information wireless transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911023U (en) |
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2023
- 2023-04-24 CN CN202320949661.3U patent/CN219911023U/en active Active
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