CN205714597U - A kind of Wind turbines communication system - Google Patents
A kind of Wind turbines communication system Download PDFInfo
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- CN205714597U CN205714597U CN201620402595.8U CN201620402595U CN205714597U CN 205714597 U CN205714597 U CN 205714597U CN 201620402595 U CN201620402595 U CN 201620402595U CN 205714597 U CN205714597 U CN 205714597U
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- control device
- pitch control
- master controller
- blower fan
- wireless module
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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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- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The utility model relates to a kind of Wind turbines communication system, and this system includes: blower fan master controller, pitch control device, main communication channel and redundancy communication passage；Wherein, blower fan master controller is alternately set up communication with pitch control device by main communication channel and redundancy communication passage and is connected, and carries out data interaction.The utility model improves the reliability of blower fan master controller and pitch control device data interaction by main superfluous two communication channels, solves the low problem of the reliability of communication channel between prior art wind group of motors pitch control device and master controller.
Description
Technical field
The utility model relates to technical field of wind power generation, particularly relates to a kind of Wind turbines communication system.
Background technology
With increasingly sharpening of energy crisis and environmental crisis, wind generating technology, as a clean energy technology, has obtained quick development.Pitch-controlled system is one of important component part on Wind turbines, and pitch-controlled system is by being adjusted to the propeller pitch angle of blade, to control the power output of blower fan, it is ensured that the stability of wind power generating set power output and rotating speed.
The variable blade control system of Wind turbines specifically includes that master controller and pitch control device, and the communication between pitch control device and master controller uses communication cable and conducting slip ring to carry out fieldbus transmission.But, owing to Wind turbines longtime running causes the contact instability of cable passage or slip ring to cause communication flash, thus it cannot be guaranteed that the real-time of data and reliability, cause the function that can not realize becoming oar in fan operation in time.So, this communication channel between prior art wind owner's controller and pitch control device, can not meet the requirement of Wind turbines high reliability.
Utility model content
Being directed to the problems referred to above, the utility model provides a kind of Wind turbines communication system, the low defect of the reliability in order to solve the communication channel between prior art wind group of motors pitch control device and master controller.
For achieving the above object, the following technical scheme of the utility model offer:
A kind of Wind turbines communication system, including blower fan master controller, pitch control device, main communication channel and redundancy communication passage, wherein:
Described blower fan master controller is alternately set up communication with described pitch control device by described main communication channel and described redundancy communication passage and is connected, and carries out data interaction.
Preferably, described blower fan master controller and described pitch control device are mounted on EBI；
Accordingly, described main communication channel and described redundancy communication passage are constituted by bus and slip ring；
Article two, described bus is connected by the described EBI of respective described slip ring and described blower fan master controller and described pitch control device respectively, constitutes described main communication channel and described redundancy communication passage.
Preferably, described blower fan master controller and described pitch control device are provided with wireless module；
Accordingly, described main communication channel and described redundancy communication passage are radio channel；
Article two, described radio channel is attached by the wireless module of wireless signal and the wireless module of described blower fan master controller and described pitch control device respectively, constitutes described main communication channel and described redundancy communication passage.
Preferably, described blower fan master controller and described pitch control device are provided with EBI and wireless module；
Accordingly, described main communication channel is made up of bus and slip ring, and described bus is connected by the described EBI of described slip ring and described blower fan master controller and described pitch control device, constitutes described main communication channel；
Described redundant channel is radio channel, and described radio channel is attached by the wireless module of wireless signal and the wireless module of described blower fan master controller and described pitch control device, constitutes described redundancy communication passage.
Preferably, described blower fan master controller and described pitch control device are provided with EBI and wireless module；
Accordingly, described main communication channel is radio channel, and described radio channel is attached by the wireless module of wireless signal and the wireless module of described blower fan master controller and described pitch control device, constitutes described main communication channel；
Described redundancy communication passage is made up of bus and slip ring, and described bus is connected by the described EBI of described slip ring and described blower fan master controller and described pitch control device, constitutes described redundancy communication passage.
Preferably, the number of described pitch control device is three, and uses bus to be connected in series between described pitch control device.
Preferably, described bus is RS485 bus.
Preferably, the wireless module of described blower fan master controller is arranged on wind turbine cabin cover, and the wireless module of described pitch control device is arranged in wheel hub.
Preferably, described wireless module, comprising: master chip, 485 chips and WIFI chip are constituted.
The Wind turbines communication system that the utility model provides, there are between blower fan master controller and pitch control device two communication channels, make blower fan master controller alternately set up communication with pitch control device by main communication channel and redundancy communication passage to be connected, carry out data interaction.Improve the reliability of blower fan master controller and pitch control device data interaction by main superfluous two communication channels, solve the low problem of the reliability of communication channel between prior art wind group of motors pitch control device and master controller.
Brief description
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, the accompanying drawing of required practicality in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is Wind turbines communication system architectures figure disclosed in the utility model embodiment one；
Fig. 2 is Wind turbines communication system architectures figure disclosed in the utility model embodiment two；
Fig. 3 is Wind turbines communication system architectures figure disclosed in the utility model embodiment three；
Fig. 4 is Wind turbines communication system architectures figure disclosed in the utility model embodiment four.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is purged, is fully described by, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole embodiment.Based on embodiment of the present utility model, every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, broadly fall into the scope of the utility model protection.
Embodiment one
See the structure chart of the Wind turbines communication system that Fig. 1 is the utility model embodiment one, specifically include that
Blower fan master controller the 101st, pitch control device the 102nd, main communication channel 103 and redundancy communication passage 104；
Described blower fan master controller 101 is alternately set up communication with described pitch control device 102 be connected by described main communication channel 103 and described redundancy communication passage 104, carries out data interaction.
It should be noted that, when main communication channel 103 is properly functioning, blower fan master controller 101 is set up communication by described main communication channel 103 with pitch control device 102 and is connected, and carries out data interaction, now redundancy communication passage 102 keeps normal communication state, but does not carry out data interaction.When main communication channel 103 fault disconnects, blower fan master controller 101 is set up communication by redundancy communication passage 104 with pitch control device and is connected, carries out data exchange.Further illustrate, when main communication channel 103 fault disconnects 20ms, transfer redundant channel 102 to and carry out data interaction；Either blower fan master controller 101 is set up communication by described main communication channel 103 with pitch control device 102 and is connected, or setting up communication by redundancy communication passage 104 with pitch control device 102 is connected, it is 20ms that every kind of communication modes all meets the Refresh Data cycle, sends and receives maximum amount of data and meet more than 80 bytes.
Visible, in the utility model embodiment one, between blower fan master controller in Wind turbines and pitch control device, by main communication channel and two the communication channel alternately data interactions of redundancy communication passage, the reliability of Wind turbines apoplexy owner's controller and pitch control device communication can be improved.
Embodiment two
In practice, can use the different main communication channels of device composition and redundancy communication passage, see the structure chart of the Wind turbines communication system that Fig. 2 is the utility model embodiment two, specifically include that
Blower fan master controller the 101st, pitch control device the 102nd, EBI the 201st, EBI the 202nd, slip ring the 203rd, slip ring 204 and bus 205；
Described main communication channel 103 and described redundancy communication passage 104 all have bus 205 and slip ring the 203rd, slip ring 204 to constitute；
Described bus 205 passes through the described EBI 201 of slip ring 203 and described blower fan main controller 101, and the described EBI 202 of described pitch control device 102 connects, and constitutes described main communication channel 103；
Described bus 205 passes through the described EBI 201 of slip ring 204 and described blower fan master controller 101, and the EBI 202 of described pitch control device 102 connects, and constitutes described redundancy communication passage 104；
Described blower fan master controller 101 is alternately set up communication with described pitch control device 102 be connected by main communication channel 103 and redundancy communication passage 104, carries out data interaction.
Embodiment three
In above-described embodiment two, main communication channel and redundancy communication passage are constituted by bus and slip ring, are wired paths, and same main communication channel and redundancy communication passage can be radio channel, see Wind turbines communication system architectures figure disclosed in Fig. 3 the utility model embodiment three, specifically include that
Blower fan master controller the 101st, pitch control device the 102nd, wireless module 301 and wireless module 302；
It is provided with wireless module 301 on described blower fan master controller 101, described pitch control device 102 is provided with wireless module 302；
Described main communication channel 103 and described redundancy communication passage 104 are radio channel；
The wireless module 301 of described blower fan master controller 101 sends wireless signal, and described wireless signal is attached with the wireless module 302 of described pitch control device 102, constitutes described main communication channel 103；
The wireless module 301 of described blower fan master controller 101 sends wireless signal, and described wireless signal is attached with the wireless module 302 of described pitch control device 102, constitutes described redundancy communication passage 104；
Described blower fan master controller 101 is alternately set up communication with described pitch control device 102 be connected by main communication channel 103 and redundancy communication passage 104, carries out data interaction.
It should be noted that, main communication channel in the utility model and redundancy communication passage can use identical communication channel structure also can use different communication channel structures, described main communication channel and described redundancy communication passage all can be constituted wired communication channel structure by bus and slip ring, also radio channel can be, equally also can one be wire communication structure, another be wireless communication arrangement.
Illustrate, when main communication channel is wired paths, when redundancy communication passage is radio channel, it is equipped with EBI and wireless module on described blower fan master controller and described pitch control device, bus is connected with the EBI of described blower fan master controller and described pitch control device by slip ring, constitutes described main communication channel；Wireless module between the wireless module of described blower fan master controller and described pitch control device is attached by wireless signal, constitutes described redundancy communication passage.
Illustrate again, when main communication channel is radio channel, when redundancy communication passage is wired paths, it is equipped with EBI and wireless module on described blower fan master controller and described pitch control device, wireless module between the wireless module of described blower fan master controller and described pitch control device is attached by wireless signal, constitutes described main communication channel；Bus is connected with the EBI of described blower fan master controller and described pitch control device by slip ring, constitutes described redundancy communication passage.
In the above-described embodiments, no matter which kind of mode main communication channel and redundancy communication passage use constitute, communication between the blower fan master controller of described Wind turbines communication system and pitch control device connects, by two communication channel alternately data interactions, solve the low problem of the reliability of communication channel between prior art wind group of motors pitch control device and master controller.
Embodiment four
For clearer explanation the technical solution of the utility model, pitch control device is three in the present embodiment, sees Wind turbines communication system architectures figure disclosed in Fig. 4 the utility model embodiment four, specifically includes that
Blower fan master controller the 101st, the first pitch control device the 401st, the second pitch control device the 402nd, the 3rd pitch control device the 403rd, wireless module the 404th, EBI the 405th, wireless module the 406th, EBI 407 and slip ring 408；
Described wireless module 404 and described EBI 405 are arranged on described blower fan master controller 101, and described wireless module 406 is arranged on described second pitch control device 402, and described EBI 407 is arranged on the 3rd pitch control device 403；
The 101st, described first pitch control device uses bus to be connected in series between described second pitch control device 402 and described 3rd pitch control device 403；
The EBI 405 of described blower fan master controller 101 is passed through slip ring 408 by bus, is attached with the EBI 407 of described 3rd pitch control device 403, constitutes described main communication channel 103；
The wireless module 404 of described blower fan master controller 101, the wireless module 406 with described second pitch control device 402, it is attached by wireless signal, constitute described redundancy communication passage 104.
It should be noted that described pitch control device can be three also can be two or other can realize the quantity of this programme.When described pitch control device is three, when carrying out communication connection between blower fan master controller and pitch control device, the connected mode respectively with the second pitch control device and the 3rd pitch control device for the master controller in above-described embodiment four can be used, also other connected mode can be used, as long as the EBI of pitch control device or wireless module meet the technical solution of the utility model.
Further illustrate, when embodiment of the present utility model has two wireless modules, the wireless module of described blower fan master controller is arranged on wind turbine cabin cover, the wireless module of described pitch control device is arranged in wheel hub, but installation site is not limited to the two position, as long as wireless module can be arranged on blower fan master controller or pitch control device.Equally, described bus can be RS485 bus, but is not limited in as RS485 bus or other kinds of bus.Described wireless module may include that master chip, 485 chips and WIFI chip constitute, but be not limited in the chip of these three type, or the combination of these three type chip or other there is the chip type of identical function.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the utility model.Multiple modifications to these embodiments will be apparent from for those skilled in the art, and generic principles defined herein can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Therefore, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to original with disclosed herein and that features of novelty is consistent scope the widest.
Claims (9)
1. a Wind turbines communication system, it is characterised in that this Wind turbines communication system includes: blower fan master controller, pitch control device, main communication channel and redundancy communication passage, wherein,
Described blower fan master controller is alternately set up communication with described pitch control device by described main communication channel and described redundancy communication passage and is connected, and carries out data interaction.
2. system according to claim 1, it is characterised in that described blower fan master controller and described pitch control device are mounted on EBI；
Accordingly, described main communication channel and described redundancy communication passage are constituted by bus and slip ring；
Article two, described bus is connected by the described EBI of respective described slip ring and described blower fan master controller and described pitch control device respectively, constitutes described main communication channel and described redundancy communication passage.
3. system according to claim 1, it is characterised in that described blower fan master controller and described pitch control device are provided with wireless module；
Accordingly, described main communication channel and described redundancy communication passage are radio channel；
Article two, described radio channel is attached by the wireless module of wireless signal and the wireless module of described blower fan master controller and described pitch control device respectively, constitutes described main communication channel and described redundancy communication passage.
4. system according to claim 1, it is characterised in that be provided with EBI and wireless module on described blower fan master controller and described pitch control device；
Accordingly, described main communication channel is made up of bus and slip ring, and described bus is connected by the described EBI of described slip ring and described blower fan master controller and described pitch control device, constitutes described main communication channel；
Described redundant channel is radio channel, and described radio channel is attached by the wireless module of wireless signal and the wireless module of described blower fan master controller and described pitch control device, constitutes described redundancy communication passage.
5. system according to claim 1, it is characterised in that be provided with EBI and wireless module on described blower fan master controller and described pitch control device；
Accordingly, described main communication channel is radio channel, and described radio channel is attached by the wireless module of wireless signal and the wireless module of described blower fan master controller and described pitch control device, constitutes described main communication channel；
Described redundancy communication passage is made up of bus and slip ring, and described bus is connected by the described EBI of described slip ring and described blower fan master controller and described pitch control device, constitutes described redundancy communication passage.
6. the system according to according to any one of claim 1-5, it is characterised in that the number of described pitch control device is three, and between described pitch control device, use bus to be connected in series.
7. system according to claim 6, it is characterised in that described bus is RS485 bus.
8. the system according to according to any one of claim 3-5, it is characterised in that the wireless module of described blower fan master controller is arranged on wind turbine cabin cover, the wireless module of described pitch control device is arranged in wheel hub.
9. system according to claim 8, it is characterised in that described wireless module, comprising: master chip, 485 chips and WIFI chip are constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620402595.8U CN205714597U (en) | 2016-05-05 | 2016-05-05 | A kind of Wind turbines communication system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620402595.8U CN205714597U (en) | 2016-05-05 | 2016-05-05 | A kind of Wind turbines communication system |
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| CN205714597U true CN205714597U (en) | 2016-11-23 |
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| CN201620402595.8U Active CN205714597U (en) | 2016-05-05 | 2016-05-05 | A kind of Wind turbines communication system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107241175A (en) * | 2017-07-25 | 2017-10-10 | 国电联合动力技术有限公司 | A kind of device communicated with variable-pitch sliding ring unit redundancy |
| CN108063460A (en) * | 2018-01-03 | 2018-05-22 | 华北电力大学 | Energy management system and wind power plant |
-
2016
- 2016-05-05 CN CN201620402595.8U patent/CN205714597U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107241175A (en) * | 2017-07-25 | 2017-10-10 | 国电联合动力技术有限公司 | A kind of device communicated with variable-pitch sliding ring unit redundancy |
| CN108063460A (en) * | 2018-01-03 | 2018-05-22 | 华北电力大学 | Energy management system and wind power plant |
| CN108063460B (en) * | 2018-01-03 | 2024-01-19 | 华北电力大学 | Energy management system and wind farm |
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Address after: North District 401122 Chongqing City No. 30 garden Jinyu Road Patentee after: China Shipbuilding Heavy Industry offshore wind power Limited by Share Ltd Address before: North District 401122 Chongqing City No. 30 garden Jinyu Road Patentee before: CSIC (Chongqing) Haizhuang Windpower Equipment Co., Ltd. |