CN103047084A - Umbrella-type wind power generating set and working method - Google Patents
Umbrella-type wind power generating set and working method Download PDFInfo
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- CN103047084A CN103047084A CN2012105619589A CN201210561958A CN103047084A CN 103047084 A CN103047084 A CN 103047084A CN 2012105619589 A CN2012105619589 A CN 2012105619589A CN 201210561958 A CN201210561958 A CN 201210561958A CN 103047084 A CN103047084 A CN 103047084A
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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 discloses an umbrella-type wind power generating set and a working method. The umbrella-type wind power generating set comprises an upright column, a platform and generators, each generator is provided with one hollow shaft, impellers are hinged on rotors, a shaft penetrates through the hollow shafts, a movable seat is pivoted at one end, close to the impellers, of the shaft, connecting rods are hinged between the movable seat and the middle portions of the impellers, the shaft is provided with a threaded section, and a nut is meshed on the threaded section and connected with a driving device mounted on the platform. The working method includes that when output power is lower than or equal to rated output power, the impellers are in unfolding state, and when the output power is larger than the rated output power, the impellers are in folding state. By the aid of above structure and the working method, the wind power generating set can be protected.
Description
Technical field
The present invention relates to the umbrella-shaped wind driven generator group, particularly the horizontal axis wind-driven generator group.
Background technique
Along with the continuous consumption of non-renewable energy resources, now, people are seeking many reproducible energy.At present wind energy be a kind of not only totally but also the reproducible energy, people to its utilization very extensively, particularly be converted in the field of electric energy in wind energy, such as wind-driven generator.But now, no matter be vertical axis aerogenerator or horizontal axis wind-driven generator, when strong wind occurring, as not taking effective measures, will cause the phenomenon of strong wind stall, even can damage wind-driven generator.For above-mentioned technical problem, people have also developed different technological means, control the situation of strong wind stall as utilizing brake, and in horizontal axis wind-driven generator, most of phenomenon that adopts the means that become oar to control strong wind stall.As being to be to be to disclose a kind of wind-pressure paddle change wind driven generator in the patent documentation in September 14 in 2011 in open day of on May 16th, 2,011 201110125398.8 applyings date at application number, specifically disclose wind-pressure paddle change wind driven generator and comprise fan blade and wind-pressure paddle change wind driven generator main frame, described wind-pressure paddle change wind driven generator main frame comprises blade pitch device, solid of rotation assembly and generator assembly, described fan blade links to each other with fan blade coupling shaft in the blade pitch device, the flange of the main shaft left end in the wheel hub of described blade pitch device and the solid of rotation assembly links to each other by the second bolt, and the motor shaft connecting sleeve in the generator assembly and the spline housing in the solid of rotation assembly are with the 3rd bolt, polyurethane sleeve, self-locking nut connects.Said structure, when blast surpassed specified blast, then the solid of rotation assembly impelled blade pitch device to drive the fan blade rotation, to reduce the wind-exposuring area of fan blade, although the wind-driven generator of said structure can reduce the rotating speed of fan blade under strong wind, with the output power of control generator, but much no matter the corner of fan blade changes, the wind sweeping area of fan blade can't obtain changing, therefore, and under strong wind, the phenomenon that strong wind stall may also can occur causes the output power of generator can't be controlled.
Summary of the invention
For solving the problems of the technologies described above, the invention provides the method for work of a kind of umbrella-shaped wind driven generator group and umbrella-shaped wind driven generator group.
The technological means that solves the problems of the technologies described above is: a kind of umbrella-shaped wind driven generator group, comprise column, in the column upper end platform is installed, the generator set that is comprised of an above generator is installed at platform, described generator comprises stator and rotor, described stator is installed on the platform, and described rotor is installed in the stator by bearing; Be hinged with blade at rotor; Described rotor comprises a hollow shaft, has passed axle at hollow shaft; End at the close blade of axle is articulated with active base, is hinged with connecting rod between active base and the blade middle part; Have a thread section on the described axle, be engaged with nut at thread section; Described nut is connected with the drive unit that is installed on the platform.
The method of work of above-mentioned umbrella-shaped wind driven generator group is: the output power that detects wind power generating set by controller, when output power is less than or equal to rated power, then blade is in open mode, in case output power is greater than rated power, then controller accessory drive work, drive unit drives spiral rotating, the rotation of nut impels the axle straight line motion, axle is in the straight line motion process, under the effect of connecting rod, the blade that is hinged on the generator amature is folded, and the control output power is in setting range, and described setting range refers to the maximum output of generator; Be less than or equal to rated power such as output power, in the work of controller accessory drive, drive unit drives the nut counterrotating, and then blade is opened.
The working principle of the umbrella-shaped wind driven generator of said structure is: the umbrella-shaped wind driven generator group in normal operation; blade is in open mode; in case the output power that detects generator set is during greater than rated output power; then accessory drive work; drive unit drives the nut rotation; because axle is meshed with nut; therefore; axle meeting straight line motion; axle is in the straight line motion process, and axle is with moving vane to fold under the effect of connecting rod, to reduce the wind sweeping area of blade; thereby the output power of control generator set under strong wind has played the purpose of protecting wind power generating set.In the present invention, the angle that folds of blade is determined by wind speed and air quantity.
As improvement, described drive unit comprises drive motor, be installed in the driving gear on the drive motor and be installed in driven gear on the nut, and described driving gear and driven gear are meshed.Above-mentioned drive unit simple in structure, cost is low.
As improvement, the supporting base more than two is installed on the platform, linear bearing is installed on the supporting base, described axle is supported by linear bearing.By the supporting base back shaft, the installation stability of axle can be improved, and the precision degree that axle moves can be improved, be good at improving the rigidity of axle.
As improvement, at column controller is installed, the input end of controller is connected with power detector, connects drive motor on the output terminal of controller.
Description of drawings
Fig. 1 is the stereogram after the umbrella-shaped wind driven generator group is removed housing.
Fig. 2 is the stereogram that blade folds rear umbrella-shaped wind driven generator group.
Fig. 3 is umbrella-shaped wind driven generator group front schematic view.
Fig. 4 is the sectional view of umbrella-shaped wind driven generator group.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is further elaborated.
Such as Fig. 1, Fig. 3 and shown in Figure 4, the umbrella-shaped wind driven generator group comprises column 1, at column 1 platform 2 is installed, and the generator set that is comprised of an above generator 3 is installed at platform 2.As shown in Figure 4, generator 3 bag stator 31 and rotors 32, its rotor 32 comprises a hollow shaft, is hinged with blade 4 at rotor.Pass axle 5 at hollow shaft, namely near an end of blade bearing 6 has been installed in the rear end of axle 5, active base 7 has been installed on the bearing 6, between active base 7 and blade 4 middle parts, be hinged with connecting rod 8.At platform 2 supporting base 9 is installed, linear bearing 10 is installed on the supporting base 9, the front end of axle 5 is by linear bearing 10 supportings.The rear end of axle is provided with thread section, be engaged with nut 11 at thread section, be connected with drive unit on the nut 11, described drive unit comprises drive motor 121, be installed in the driving gear 122 on the drive motor 121 and be installed in driven gear 123 on the nut, and described driving gear 122 and driven gear 123 are meshed.
At column 1 controller 13 is installed, the input end of controller 13 is connected with power detector, connects drive motor on the output terminal of controller.For waterproof and dustproof, at platform housing 14 is installed, described group of motors, drive unit are positioned at housing 14.
When the output power of umbrella-shaped wind driven generator was less than or equal to rated power, as shown in Figure 1, blade was in open mode, and the wind sweeping area of the blade of this moment is large, and namely blowing area is large.The umbrella-shaped wind driven generator group is when work, by the power detector sensed power, and power signal is input in the controller 13, in case detect output power greater than rated output power, then controller 13 control drive motor 121 work, drive motor 121 drives driving gear 122 rotations, driving gear 122 drives driven gear 123 rotations, and driven gear 123 drives the nut rotation, under the effect of nut, axle 5 straight line motions, as shown in Figure 2, the motion of axle then folds by connecting rod 8 band moving vanes, thereby reduces wind sweeping area, to reduce the output power of generator, reach the purpose of protection wind-power electricity generation group under strong wind; When detecting output power less than rated power, then by the counterrotating of controller control drive motor, impel the motion of axle reverse linear, to open blade, like this, wind-driven generator is under the running state of permanent power.
In the present invention, the angle that folds of blade is determined or is determined by output power by wind speed and air quantity.
In the present invention, the fan blade in the umbrella-shaped wind driven generator group is installed in lee gauge, so that the opening and folding of blade.
Claims (7)
1. umbrella-shaped wind driven generator group, comprise column, in the column upper end platform is installed, the generator set that is comprised of an above generator is installed at platform, described generator comprises stator and rotor, described stator is installed on the platform, and described rotor is installed in the stator by bearing; It is characterized in that: be hinged with blade at rotor; Described rotor comprises a hollow shaft, has passed axle at hollow shaft; End at the close blade of axle is articulated with active base, is hinged with connecting rod between active base and the blade middle part; Have a thread section on the described axle, be engaged with nut at thread section; Described nut is connected with the drive unit that is installed on the platform.
2. umbrella-shaped wind driven generator group according to claim 1, it is characterized in that: described drive unit comprises drive motor, be installed in the driving gear on the drive motor and be installed in driven gear on the nut, and described driving gear and driven gear are meshed.
3. umbrella-shaped wind driven generator group according to claim 1, it is characterized in that: the supporting base more than two is installed on the platform, linear bearing is installed on the supporting base, described axle is supported by linear bearing.
4. umbrella-shaped wind driven generator group according to claim 2, it is characterized in that: at column controller is installed, the input end of controller is connected with power detector, connects drive motor on the output terminal of controller.
5. the method for work of a umbrella-shaped wind driven generator group: the output power that it is characterized in that comprising the steps: to detect by controller wind power generating set, when output power is less than or equal to rated power, then blade is in open mode, in case output power is greater than peak output, then controller accessory drive work, drive unit drives spiral rotating, the rotation of nut impels the axle straight line motion, axle is in the straight line motion process, under the effect of connecting rod, the blade that is hinged on the generator amature is folded, and the control output power is in setting range; Be less than or equal to rated power such as output power, in the work of controller accessory drive, drive unit drives the nut counterrotating, and then blade is opened.
6. the method for work of umbrella-shaped wind driven generator group according to claim 5, it is characterized in that: described drive unit comprises drive motor, be installed in the driving gear on the drive motor and be installed in driven gear on the nut, and described driving gear and driven gear are meshed; Drive motor drives the driving gear rotation, and driving gear drives the driven gear rotation, and driven gear drives the nut rotation; Drive motor is controlled by controller.
7. the method for work of umbrella-shaped wind driven generator group according to claim 6, it is characterized in that: at generator power detector is installed, power detector is input to the output power signal of generating set in the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210561958.9A CN103047084B (en) | 2012-12-22 | 2012-12-22 | A kind of umbrella-shaped wind driven generator group and method of work |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210561958.9A CN103047084B (en) | 2012-12-22 | 2012-12-22 | A kind of umbrella-shaped wind driven generator group and method of work |
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| CN103047084A true CN103047084A (en) | 2013-04-17 |
| CN103047084B CN103047084B (en) | 2015-07-29 |
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| CN201210561958.9A Expired - Fee Related CN103047084B (en) | 2012-12-22 | 2012-12-22 | A kind of umbrella-shaped wind driven generator group and method of work |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314761A (en) * | 2014-08-25 | 2015-01-28 | 丁健威 | Blade-foldable wind-power generator |
| CN105508138A (en) * | 2015-12-10 | 2016-04-20 | 清华大学 | Front end support adjustable variable pitch device based on inclined hinge blade |
| CN105626385A (en) * | 2014-11-05 | 2016-06-01 | 上海电气风电设备有限公司 | Gathered wind turbine generator blade |
| CN105673317A (en) * | 2016-03-21 | 2016-06-15 | 中国华能集团清洁能源技术研究院有限公司 | Hinging mechanism for blades of large wind generating set |
| CN105736235A (en) * | 2016-04-12 | 2016-07-06 | 王伟亮 | Umbrella-distributed self wind searching blade and self wind searching wind driven generator |
| CN105940217A (en) * | 2013-12-03 | 2016-09-14 | 自然动力概念公司 | Folding blade wind turbine |
| CN106870278A (en) * | 2017-02-08 | 2017-06-20 | 深圳市安思科电子科技有限公司 | A kind of wind-driven generator with wind-shielding function |
| CN107387309A (en) * | 2017-08-08 | 2017-11-24 | 上海交通大学 | A kind of Anti-Typhoon blower fan of folding-jib |
| JP6353617B1 (en) * | 2018-02-22 | 2018-07-04 | 雅人 斉藤 | Propeller type turbine and tidal current power generator |
| CN110159485A (en) * | 2019-06-28 | 2019-08-23 | 内蒙古工业大学 | A kind of wind power generating set active power controling adjustment device |
| CN110374812A (en) * | 2019-07-12 | 2019-10-25 | 广州市欧伊若科技有限公司 | A kind of safe and reliable wind-driven generator for transmission system |
| CN110617180A (en) * | 2019-10-31 | 2019-12-27 | 内蒙古工业大学 | Umbrella-shaped wind turbine engine room base |
| CN112228287A (en) * | 2020-08-31 | 2021-01-15 | 长江三峡集团福建能源投资有限公司 | Typhoon-resistant ocean wind power generation platform with foldable blades |
| CN112963310A (en) * | 2021-02-18 | 2021-06-15 | 赵冬梅 | Anti-freezing wind power device |
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| CN200958460Y (en) * | 2006-10-09 | 2007-10-10 | 朱大碌 | Umbrella-type adjusting windmill |
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| CN202991357U (en) * | 2012-12-22 | 2013-06-12 | 广州红鹰能源科技有限公司 | Umbrella-shaped wind power generating set |
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| CN101037988A (en) * | 2006-03-16 | 2007-09-19 | 沈阳风电设备发展有限责任公司 | Wind-driven generator variable propeller pitch device |
| CN200958460Y (en) * | 2006-10-09 | 2007-10-10 | 朱大碌 | Umbrella-type adjusting windmill |
| CN201786999U (en) * | 2009-08-12 | 2011-04-06 | 罗伯特.博世有限公司 | Planetary gear transmission mechanism of wind power device and propeller pitch driver and orientation driver of wind power device |
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109931219B (en) * | 2013-12-03 | 2021-05-18 | 自然动力概念公司 | Foldable blade wind turbine |
| CN109931219A (en) * | 2013-12-03 | 2019-06-25 | 自然动力概念公司 | Folding blade wind turbine |
| CN105940217A (en) * | 2013-12-03 | 2016-09-14 | 自然动力概念公司 | Folding blade wind turbine |
| US10215158B2 (en) | 2013-12-03 | 2019-02-26 | Natural Power Concepts, Inc. | Folding blade wind turbine |
| CN104314761B (en) * | 2014-08-25 | 2017-02-22 | 丁健威 | Blade-foldable wind-power generator |
| CN104314761A (en) * | 2014-08-25 | 2015-01-28 | 丁健威 | Blade-foldable wind-power generator |
| CN105626385A (en) * | 2014-11-05 | 2016-06-01 | 上海电气风电设备有限公司 | Gathered wind turbine generator blade |
| CN105508138B (en) * | 2015-12-10 | 2018-05-25 | 清华大学 | A kind of adjustable vane change device of front support based on inclination hinged blades |
| CN105508138A (en) * | 2015-12-10 | 2016-04-20 | 清华大学 | Front end support adjustable variable pitch device based on inclined hinge blade |
| WO2017096645A1 (en) * | 2015-12-10 | 2017-06-15 | 清华大学 | Adjustable pitch changing device having front end support based on inclined hinge blades |
| CN105673317B (en) * | 2016-03-21 | 2018-11-09 | 中国华能集团清洁能源技术研究院有限公司 | A kind of Large-scale Wind Turbines vane hinge mechanism |
| CN105673317A (en) * | 2016-03-21 | 2016-06-15 | 中国华能集团清洁能源技术研究院有限公司 | Hinging mechanism for blades of large wind generating set |
| CN105736235A (en) * | 2016-04-12 | 2016-07-06 | 王伟亮 | Umbrella-distributed self wind searching blade and self wind searching wind driven generator |
| CN106870278B (en) * | 2017-02-08 | 2019-02-01 | 汉能邳州市太阳能发电有限公司 | A kind of wind-driven generator with wind-shielding function |
| CN106870278A (en) * | 2017-02-08 | 2017-06-20 | 深圳市安思科电子科技有限公司 | A kind of wind-driven generator with wind-shielding function |
| CN107387309A (en) * | 2017-08-08 | 2017-11-24 | 上海交通大学 | A kind of Anti-Typhoon blower fan of folding-jib |
| JP6353617B1 (en) * | 2018-02-22 | 2018-07-04 | 雅人 斉藤 | Propeller type turbine and tidal current power generator |
| CN110159485A (en) * | 2019-06-28 | 2019-08-23 | 内蒙古工业大学 | A kind of wind power generating set active power controling adjustment device |
| CN110374812A (en) * | 2019-07-12 | 2019-10-25 | 广州市欧伊若科技有限公司 | A kind of safe and reliable wind-driven generator for transmission system |
| CN110374812B (en) * | 2019-07-12 | 2021-02-09 | 广州市欧伊若科技有限公司 | Safe and reliable wind driven generator for power transmission system |
| CN110617180A (en) * | 2019-10-31 | 2019-12-27 | 内蒙古工业大学 | Umbrella-shaped wind turbine engine room base |
| CN112228287A (en) * | 2020-08-31 | 2021-01-15 | 长江三峡集团福建能源投资有限公司 | Typhoon-resistant ocean wind power generation platform with foldable blades |
| CN112228287B (en) * | 2020-08-31 | 2022-01-04 | 长江三峡集团福建能源投资有限公司 | Typhoon-resistant ocean wind power generation platform with foldable blades |
| CN112963310A (en) * | 2021-02-18 | 2021-06-15 | 赵冬梅 | Anti-freezing wind power device |
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Denomination of invention: Umbrella-type wind power generating set and working method Effective date of registration: 20160203 Granted publication date: 20150729 Pledgee: China Co truction Bank Corp Guangdong branch Pledgor: GUANGZHOU HY ENERGY TECHNOLOGY CO., LTD. Registration number: 2016990000104 |
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