CN201705555U - Wind power generator system and wind power generator braking system - Google Patents
Wind power generator system and wind power generator braking system Download PDFInfo
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- CN201705555U CN201705555U CN2010202533559U CN201020253355U CN201705555U CN 201705555 U CN201705555 U CN 201705555U CN 2010202533559 U CN2010202533559 U CN 2010202533559U CN 201020253355 U CN201020253355 U CN 201020253355U CN 201705555 U CN201705555 U CN 201705555U
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- driven generator
- wind
- brake
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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 utility model relates to a wind power generator braking system comprising a braking module and a judging module, wherein the braking module is connected to a wind power generator; and the judging module is used for monitoring the power output parameter of the wind power generator in real time and then triggering the braking module to carry out a braking action and a brake releasing action to the wind power generator according to the power output parameter. The utility model also provides a wind power generator braking method and a wind power generator system applying the wind power generator braking system. The wind power generator braking system and the wind power generator system can prevent overhigh wind speed from damaging the wind power generator.
Description
Technical field
The utility model relates to a kind of wind-driven generator, relates in particular to a kind of wind-driven generator brake system.
Background technique
At present, the high-speed wind power generator is to make this Inside coil produce electric current by the mode with its Inside coil short circuit, thereby reduce the windmill rotating speed, and then reach the purpose of brake, discharge brake subsequently, this brake modes has following shortcoming: after triggering brake, if wind speed is bigger when discharging brake, then wind-driven generator again can be at high speed rotating under the high wind speed, therefore can not reach the purpose of brake, and because the wind-driven generator inner coil current increased and produced heat this moment, bigger if wind speed continues, can cause the gathering of wind-driven generator internal heat and damage described wind-driven generator.
The model utility content
In view of the above-mentioned problems in the prior art, main purpose of the present utility model is to address the deficiencies of the prior art, and a kind of wind-driven generator brake system and wind powered generator system that guarantees that wind-driven generator can not damage owing to wind speed is too high is provided.
A kind of wind-driven generator brake system, it is characterized in that, described wind-driven generator brake system comprises that one is connected to the brake module of a wind-driven generator and the judge module of the described wind-power electricity generation electro-mechanical force output parameter of a real-time monitoring, and described judge module triggers described brake module to described wind-driven generator execution brake and release brake according to the size of described electric power output parameter.
According to technical conceive of the present utility model, described wind-driven generator brake system comprises that also one is connected to described judge module and the brake time of described wind-driven generator is carried out timing so that described judge module triggers described brake module is carried out action delay one Preset Time of brake to a described wind-driven generator timing module.
According to technical conceive of the present utility model, described wind-driven generator brake system comprises that also one is connected to described wind-driven generator and the electric power output parameter of described wind-driven generator is fed back to the feedback module of described judge module.
According to technical conceive of the present utility model, the electric power output parameter of described wind-driven generator is the operating current of described wind-driven generator, prestore one first critical current and one second critical current in the described judge module, described judge module triggers the brake of described brake module to described wind-driven generator during greater than described first critical current at the operating current of described wind-driven generator, and triggers the release brake of described brake module to described wind-driven generator during less than described second critical current at the operating current of described wind-driven generator.
According to technical conceive of the present utility model, the electric power output parameter of described wind-driven generator comprises the operating voltage and the operating current of described wind-driven generator, prestore a critical voltage and a critical current in the described judge module, described judge module triggers the brake of described brake module to described wind-driven generator during greater than described critical voltage in the operating voltage of described wind-driven generator, and triggers the release brake of described brake module to described wind-driven generator during less than described critical current at the operating current of described wind-driven generator.
According to technical conceive of the present utility model, described brake module, judge module, timing module and feedback module are located in the blower fan ABAP Adapter of described wind-driven generator.
A kind of wind powered generator system is characterized in that, described wind powered generator system comprises a wind-driven generator and wind-driven generator brake system as claimed in claim 1.
The utility model wind-driven generator brake system and wind powered generator system are carried out brake according to the electric power output parameter of wind-driven generator to wind-driven generator, and according to the electric power output parameter of wind-driven generator wind-driven generator is carried out and to be discharged brake, then can not cause and under the too high situation of wind speed, discharge brake, thereby avoided the electric current of described wind-driven generator excessive, the too high device damage that causes of temperature.
Description of drawings
Fig. 1 is the module map of the utility model wind-driven generator brake system better embodiment.
Fig. 2 utilizes the wind-driven generator brake system among Fig. 1 to control the flow chart that a wind-driven generator brakes.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
Please refer to Fig. 1, the better embodiment of the utility model wind-driven generator brake system 1 comprises a brake module 10, a feedback module 20, a judge module 30 and a timer 40.Described wind-driven generator brake system and method are used for a wind-driven generator 2 is braked.Described brake module 10 is connected to described wind-driven generator 2 and is used for described wind-driven generator 2 is braked or discharges brake, described feedback module 20 is connected to described wind-driven generator 2, be used to obtain the electric power output parameter of described wind-driven generator 2, in the present embodiment, described electric power output parameter comprises the operating voltage and the operating current of described wind-driven generator 2, the size of described operating voltage and operating current is corresponding to the rotating speed of described wind-driven generator 2 and current wind speed size, when wind speed is higher, the rotating speed of wind-driven generator 2 is also higher, the operating voltage of wind-driven generator 2 and operating current are also higher, otherwise, when wind speed is low, the rotating speed of wind-driven generator 2, operating voltage and operating current are also lower, described feedback module 20 feeds back to described judge module 30 with operating voltage and the operating current that obtains, described judge module 30 is used at first judging whether the operating voltage of described wind-driven generator 2 reaches a critical voltage, when the operating voltage of described wind-driven generator 2 reaches described critical voltage, illustrate that current wind speed is too high, 30 of described judge modules send a brake signal to described brake module 20 and described timer 40, when described judge module 30 receives described brake and signal, be about to the three-phase output line short circuit of described wind-driven generator 2, described wind-driven generator 2 is continued to carry out brake, simultaneously, described timer 40 picks up counting when receiving described brake signal, when described timer 40 timing reach a Preset Time, during as 1 minute, described timer 40 sends an index signal to described judge module 30, when described judge module 30 receives described index signal, whether the operating current of promptly judging described wind-driven generator 2 is less than a critical current, if the operating current of described wind-driven generator 2 is more than or equal to described critical current, illustrate that current wind speed is excessive, discharge the described wind-driven generator in brake back high speed rotating at once again, then described judge module 30 continues to send described brake signal to described brake module 10,10 continuation of described brake module are to described wind-driven generator 2 brakes, when the operating current of described wind-driven generator 2 drops to less than described critical current, illustrate that current wind speed is less, described judge module 30 promptly sends one and discharges brake signal to described brake module 10, when described brake module 10 receives described release brake signal, promptly described wind-driven generator 2 is discharged brake, at this moment, described wind-driven generator 2 can be because wind speed is too high quick rotation, then do not need described brake module to trigger described wind-driven generator 2 once more and brake.
In the present embodiment, described brake module 10, feedback module 20, judge module 30 and timer 40 can be located in the blower fan ABAP Adapter of described wind-driven generator 2, described blower fan ABAP Adapter is a control gear of described wind-driven generator 2, is mainly used in the described wind-driven generator brake of control, discharges brake, described wind-driven generator is carried out rectification, transformation etc.Described Preset Time can be according to the lasting cycle of high wind speed (wind speed is higher than a certain predefined value) is provided with generally speaking, to avoid when wind speed is too high, discharging brake, the electric current that causes described wind-driven generator 2 is excessive and damage described wind-driven generator, in other embodiments, also can not brake time-delay and the operating current of directly judging described wind-driven generator 2 whether less than described critical current.
Because may thereby producing because of the former of artificial or circuit when rotating, wind-driven generator opens circuit, wind-driven generator 2 does not have electric current when opening circuit, therefore, the utility model preferred embodiment is a voltage of judging described wind-driven generator before brake earlier, in other embodiments, under the situation of not considering to open circuit, the electric power output parameter of described wind-driven generator 2 can only be the operating current of described wind-driven generator 2, described judge module 30 judges that at first whether the operating current of described wind-driven generator 2 is greater than one first critical current, when the operating current of described wind-driven generator 2 during greater than described first critical current, described judge module 30 triggers 10 pairs of described wind-driven generator 2 brakes of described brake module, behind the described Preset Time of brake time-delay, described judge module 30 judges that more whether the operating current of described wind-driven generator 2 is less than one second critical current, when the operating current of described wind-driven generator 2 during less than described second critical current, described judge module 30 triggers 10 pairs of described wind-driven generators 2 of described brake module and discharges brake.
Please continue with reference to figure 2, when utilizing the utility model wind-driven generator brake system that described wind-driven generator is braked, may further comprise the steps:
Step S1: described judge module 30 receives the electric power output parameter of described wind-driven generator 2 by described feedback module 20, and whether the electric power output parameter of judging described wind-driven generator 2 is greater than one first critical value, if the electric power output parameter of described wind-driven generator 2 is greater than described first critical value, execution in step S2 then, if the electric power output parameter of described wind-driven generator 2 is not more than described first critical value, then continue execution in step S1.Electric power output parameter in this step can be the operating voltage or the operating current of described wind-driven generator.
Step S2: 10 pairs of described wind-driven generators of described brake module carry out brake and the Preset Time of delaying time.Wherein, described judge module 30 sends described brake signal to described brake module 10 and timer 40, when described brake module 10 receives described brake signal described wind-driven generator 2 is carried out brake, described timer 40 picks up counting execution in step S3 behind the described Preset Time of described timer 40 timing when receiving described brake signal.In other mode of execution, the brake of 10 pairs of described wind-driven generators of described brake module also can not delayed time and direct execution in step S3.
Step S3: described judge module 30 receives the electric power output parameter of described wind-driven generator 2 by described feedback module 20, and whether the electric power output parameter of judging described wind-driven generator 2 is less than one second critical value.If the electric power output parameter of described wind-driven generator 2 is not less than described second critical value, execution in step S4 then is if the electric power output parameter of described wind-driven generator 2 is less than described second critical value, then execution in step S5.Electric power output parameter in this step is the operating current of described wind-driven generator 2.
Step S4: described judge module 30 sends described brake signal to described brake module 10, described brake module 10 continues described wind-driven generator 2 is braked, and return electric power output parameter that step S3 continues the described wind-driven generator 2 of monitoring in real time until the electric power output parameter of described wind-driven generator 2 less than described second critical value, completing steps S5.
Step S5: described judge module 30 sends described release brake signal to described brake module 10, and described brake module discharges the brake to described wind-driven generator 2.
The utility model wind-driven generator brake system is carried out brake during greater than a critical value and is delayed time a scheduled time at the operating voltage of judging described wind-driven generator 2 or operating current, whether the operating current of judging described wind-driven generator 2 afterwards again satisfies the condition that discharges brake, whether the operating current that is described wind-driven generator 2 is less than described critical current, then can not cause and under the too high situation of wind speed, discharge brake, thereby avoided the electric current of described wind-driven generator 2 excessive, the too high device damage that causes of temperature.
Claims (7)
1. wind-driven generator brake system, it is characterized in that, described wind-driven generator brake system comprises that one is connected to the brake module of a wind-driven generator and the judge module of the described wind-power electricity generation electro-mechanical force output parameter of a real-time monitoring, and described judge module triggers described brake module to described wind-driven generator execution brake and release brake according to the size of described electric power output parameter.
2. wind-driven generator brake system as claimed in claim 1, it is characterized in that described wind-driven generator brake system comprises that also one is connected to described judge module and the brake time of described wind-driven generator is carried out timing so that described judge module triggers described brake module is carried out action delay one Preset Time of brake to a described wind-driven generator timing module.
3. wind-driven generator brake system as claimed in claim 1, it is characterized in that described wind-driven generator brake system comprises that also one is connected to described wind-driven generator and the electric power output parameter of described wind-driven generator is fed back to the feedback module of described judge module.
4. wind-driven generator brake system as claimed in claim 1, it is characterized in that, the electric power output parameter of described wind-driven generator is the operating current of described wind-driven generator, prestore one first critical current and one second critical current in the described judge module, described judge module triggers the brake of described brake module to described wind-driven generator during greater than described first critical current at the operating current of described wind-driven generator, and triggers the release brake of described brake module to described wind-driven generator during less than described second critical current at the operating current of described wind-driven generator.
5. wind-driven generator brake system as claimed in claim 1, it is characterized in that, the electric power output parameter of described wind-driven generator comprises the operating voltage and the operating current of described wind-driven generator, prestore a critical voltage and a critical current in the described judge module, described judge module triggers the brake of described brake module to described wind-driven generator during greater than described critical voltage in the operating voltage of described wind-driven generator, and triggers the release brake of described brake module to described wind-driven generator during less than described critical current at the operating current of described wind-driven generator.
6. as claim 1,2 or 3 described wind-driven generator brake system, it is characterized in that described brake module, judge module, timing module and feedback module are located in the blower fan ABAP Adapter of described wind-driven generator.
7. a wind powered generator system is characterized in that, described wind powered generator system comprises a wind-driven generator and wind-driven generator brake system as claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202533559U CN201705555U (en) | 2010-07-09 | 2010-07-09 | Wind power generator system and wind power generator braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202533559U CN201705555U (en) | 2010-07-09 | 2010-07-09 | Wind power generator system and wind power generator braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201705555U true CN201705555U (en) | 2011-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202533559U Expired - Fee Related CN201705555U (en) | 2010-07-09 | 2010-07-09 | Wind power generator system and wind power generator braking system |
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| Country | Link |
|---|---|
| CN (1) | CN201705555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837699A (en) * | 2016-12-27 | 2017-06-13 | 吴中区穹窿山德毅新材料技术研究所 | A kind of wind power plant |
-
2010
- 2010-07-09 CN CN2010202533559U patent/CN201705555U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837699A (en) * | 2016-12-27 | 2017-06-13 | 吴中区穹窿山德毅新材料技术研究所 | A kind of wind power plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BEIJING CHUANGHE CENTURY TELECOMMUNICATION TECHNOL Free format text: FORMER NAME: CHUANGHE CENTURY TELECOMMUNICATION TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 100097 Beijing city Haidian District West Fourth Ring Road No. 140 Beijing original business building room 509/512 Patentee after: BEIJING CHUANGHE CENTURY TELECOMMUNICATION TECHNOLOGY CO., LTD. Address before: 100097 Beijing city Haidian District West Fourth Ring Road No. 140 Beijing original business building room 509/512 Patentee before: Beijing Chuanghe Century Communication Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20190709 |
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| CF01 | Termination of patent right due to non-payment of annual fee |