CN103850882B - A kind of wind generating unit and electricity-generating method thereof - Google Patents
A kind of wind generating unit and electricity-generating method thereof Download PDFInfo
- Publication number
- CN103850882B CN103850882B CN201410113576.9A CN201410113576A CN103850882B CN 103850882 B CN103850882 B CN 103850882B CN 201410113576 A CN201410113576 A CN 201410113576A CN 103850882 B CN103850882 B CN 103850882B
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- China
- Prior art keywords
- gear
- stator
- wind turbine
- main shaft
- turbine main
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
A kind of wind generating unit, comprising: gear-box, comprises the wind turbine main shaft and wind turbine main shaft gear that are driven by wind wheel further; The former side's gear of transmission shaft, with wind turbine main shaft gears meshing; Transmission shaft pair side gear, is arranged on one end differing from the former side's gear of transmission shaft of the first transmission shaft; Rotor machine, comprises exteranl gear further, with wind turbine main shaft gears meshing; Rotor, is arranged on one end differing from exteranl gear of second driving shaft, and rotates under the driving of exteranl gear; Stator, is arranged on stator central siphon, and is driven by internal gear and with rotor, relative rotation occur; Three-phase slip-ring, with stator synchronous rotary, and for receiving electric energy; Stator lead-out wire, is electrically connected with three-phase slip-ring, and by power delivery to three phase network.Not only structure is simple for wind generating unit of the present invention, efficiency is considerable, and reduces described gear-box and the axle of described rotor machine and the material requirements of gear, reduces device fabrication cost.
Description
Technical field
The present invention relates to technical field of wind power generation, particularly relate to a kind of wind generating unit and electricity-generating method thereof.
Background technique
At present, in the gear-box of the Wind turbines of wind generating unit and the design of generator set, usually adopt planetary Placement.Apparently, described planetary Placement certainly will cause the gear-box of described Wind turbines bulky, complex structure, and change is larger.
As those skilled in the art, easy understand ground, the shaftgear of described wind generating unit rotates around the rotatingshaft of self on the one hand, is referred to as " rotation "; On the other hand, the shaftgear of described wind generating unit rotates around the axis of other gear simultaneously, and be referred to as " revolution ", the working efficiency of described gear-box is extremely low, and high to the material requirements of described bearing and described gear etc.
Therefore for prior art Problems existing, this case designer is by means of being engaged in the industry experience for many years, and active research improves, so had a kind of wind generating unit of the present invention and electricity-generating method thereof.
Summary of the invention
The present invention be directed in prior art, the working efficiency of the gear-box of traditional wind generating unit is extremely low, and defect provides a kind of wind generating unit to the material requirements of described bearing and described gear etc. is high etc.
The another object of the present invention is in prior art, and the working efficiency of the gear-box of traditional wind generating unit is extremely low, and the electricity-generating method to defect provides a kind of wind generating unit such as the material requirements of described bearing and described gear etc. is high.
In order to solve the problem, the invention provides a kind of wind generating unit, described wind generating unit comprises: gear-box, comprises the wind turbine main shaft driven by wind wheel and the wind turbine main shaft gear be set on wind turbine main shaft further; The former side's gear of transmission shaft, described drive wheel former side gear and described wind turbine main shaft gears meshing, and rotate under the driving of described wind turbine main shaft gear; Transmission shaft pair side gear, described transmission shaft pair side gear is arranged on one end differing from the former side's gear of described transmission shaft of the first transmission shaft; Rotor machine, comprises exteranl gear further, and described exteranl gear is arranged on the side differing from the former side's gear of described transmission shaft of described wind turbine main shaft, and with described wind turbine main shaft gears meshing, and to rotate under the driving of described wind turbine main shaft gear; Rotor, described rotor is arranged on one end differing from described exteranl gear of second driving shaft, and rotates under the driving of described exteranl gear; Stator, described stator is arranged on stator central siphon, and is driven with the internal gear of described transmission shaft pair side gears meshing and with described rotor, relative rotation is occurred by the outside that is arranged on described stator; Three-phase slip-ring, with described stator synchronous rotary, and rotates produced electric energy for receiving from rotor is relative with stator; Stator lead-out wire, is electrically connected with described three-phase slip-ring, and by described power delivery to three phase network.
Alternatively, described stator central siphon is fixed on blower fan, does not rotate.
Alternatively, the relative magnetic field rotating speed of described stator and described rotor is the frequency of the electric energy of stator internal induction.
For realizing the another object of the present invention, the invention provides a kind of electricity-generating method of wind generating unit, the electricity-generating method of described wind generating unit comprises:
Perform step S1: along with the rotation of described wind wheel, described wind turbine main shaft and described wind turbine main shaft gear carry out synchronous rotary;
Perform step S2: exteranl gear described in described wind turbine main shaft and described wind turbine main shaft gear driven and the former side's gear of described transmission shaft rotate;
Perform step S3: described exteranl gear drives described rotor to rotate, transmission shaft pair side gear described in the former side's gear driven of described transmission shaft rotates;
Perform step S4: internal gear described in described transmission shaft pair side gear driven rotates, and then drives described stator and described rotor that relative rotation occurs;
Perform step S5: described three-phase slip-ring accepts to rotate produced electric energy from described rotor is relative with described stator, and by described stator lead-out wire by described power delivery extremely described three phase network.
In sum, not only structure is simple for wind generating unit of the present invention, efficiency is considerable, and reduces described gear-box and the axle of described rotor machine and the material requirements of gear, reduces device fabrication cost.
Accompanying drawing explanation
Figure 1 shows that the structural representation of wind generating unit of the present invention;
Figure 2 shows that the structural representation of the rotor machine of wind generating unit of the present invention;
Figure 3 shows that the structural representation of the former side's gear of the transmission shaft of wind generating unit of the present invention and transmission shaft pair side gear;
Figure 4 shows that the electricity-generating method flow chart of wind generating unit of the present invention.
Embodiment
By describe in detail the invention technology contents, structure characteristics, reached object and effect, coordinate accompanying drawing to be described in detail below in conjunction with embodiment.
Refer to Fig. 1 ~ Fig. 3, Figure 1 shows that the structural representation of wind generating unit of the present invention.Figure 2 shows that the structural representation of the rotor machine of wind generating unit of the present invention.Figure 3 shows that the structural representation of the former side's gear of the transmission shaft of wind generating unit of the present invention and transmission shaft pair side gear.Described wind generating unit 1, comprising: gear-box 11, and described gear-box 11 comprises the described wind turbine main shaft 111 driven by wind wheel (not shown) and the described wind turbine main shaft gear 112 be set on described wind turbine main shaft 111 further; The former side's gear 113 of transmission shaft, described drive wheel former side gear 113 engages with described wind turbine main shaft gear 112, and rotates under the driving of described wind turbine main shaft gear 112; Transmission shaft pair side gear 114, described transmission shaft pair side gear 114 is arranged on one end differing from the former side's gear 113 of described transmission shaft of described first transmission shaft 110; Rotor machine 12, described rotor machine 12 comprises exteranl gear 121 further, described exteranl gear 121 is arranged on the side differing from the former side's gear 113 of described transmission shaft of described wind turbine main shaft 111, and engage with described wind turbine main shaft gear 112, and rotate under the driving of described wind turbine main shaft gear 112; Rotor 122, described rotor 122 is arranged on one end differing from described exteranl gear 121 of described second driving shaft 120, and rotates under the driving of described exteranl gear 121; Stator 123, described stator 123 is arranged on described stator central siphon 124, and is driven with the internal gear 125 that described transmission shaft pair side gear 114 engages and with described rotor 122, relative rotation is occurred by the outside that is arranged on described stator 123; Three-phase slip-ring 126, described three-phase slip-ring 126 and described stator 123 synchronous rotary, and rotate from rotor 122 is relative with stator 123 electric energy produced for receiving; Stator lead-out wire 127, described stator lead-out wire 127 is electrically connected with described three-phase slip-ring 126, and by described power delivery to described three phase network 128.
Refer to Fig. 4, and Fig. 1 ~ Fig. 3 is consulted in combination, Figure 4 shows that the electricity-generating method flow chart of wind generating unit of the present invention.In order to disclose the technological scheme of the present invention more intuitively, highlighting the beneficial effect of the present invention, now setting forth the working principle of the present invention in conjunction with concrete mode of execution.Described wind generating unit 1, when starting work, comprises the following steps:
Perform step S1: along with the rotation of described wind wheel (not shown), described wind turbine main shaft 111 and described wind turbine main shaft gear 112 carry out synchronous rotary;
Perform step S2: described wind turbine main shaft 111 and described wind turbine main shaft gear 112 drive described exteranl gear 121 and the former side's gear 113 of described transmission shaft to rotate;
Perform step S3: described exteranl gear 121 drives described rotor 122 to rotate, and described transmission shaft former side gear 113 drives described transmission shaft pair side gear 114 to rotate;
Perform step S4: described transmission shaft pair side gear 114 drives described internal gear 125 to rotate, and then drives described stator 123, with described rotor 122, relative rotation occurs;
Perform step S5: described three-phase slip-ring 126 accepts to rotate from described rotor 122 is relative with described stator 123 electric energy produced, and by described stator lead-out wire 127 by described power delivery extremely described three phase network 128.
As those skilled in the art, easy understand ground, described rotor 122 is relative with described stator 123 to be rotated, and reduces respective rotating speed, thus reduces the requirement to materials such as described axle and gears.The relative magnetic field rotating speed of described stator 123 and described rotor 122 is the frequency of the electric energy of stator 123 internal induction.Described stator central siphon 124 is fixed on described blower fan (not shown), does not rotate.
In sum, not only structure is simple for wind generating unit of the present invention, efficiency is considerable, and reduces described gear-box and the axle of described rotor machine and the material requirements of gear, reduces device fabrication cost.
Those skilled in the art all should be appreciated that, without departing from the spirit or scope of the present invention, can carry out various modifications and variations to the present invention.Thus, if when any amendment or modification fall in the protection domain of appended claims and equivalent, think that these amendment and modification are contained in the present invention.
Claims (4)
1. a wind generating unit, is characterized in that, described wind generating unit comprises:
Gear-box, comprises the wind turbine main shaft driven by wind wheel and the wind turbine main shaft gear be set on wind turbine main shaft further;
The former side's gear of transmission shaft, described drive wheel former side gear and described wind turbine main shaft gears meshing, and rotate under the driving of described wind turbine main shaft gear;
Transmission shaft pair side gear, described transmission shaft pair side gear is arranged on one end differing from the former side's gear of described transmission shaft of the first transmission shaft;
Rotor machine, comprises exteranl gear further, and described exteranl gear is arranged on the side differing from the former side's gear of described transmission shaft of described wind turbine main shaft, and with described wind turbine main shaft gears meshing, and to rotate under the driving of described wind turbine main shaft gear;
Rotor, described rotor is arranged on one end differing from described exteranl gear of second driving shaft, and rotates under the driving of described exteranl gear;
Stator, described stator is arranged on stator central siphon, and is driven with the internal gear of described transmission shaft pair side gears meshing and with described rotor, relative rotation is occurred by the outside that is arranged on described stator;
Three-phase slip-ring, with described stator synchronous rotary, and rotates produced electric energy for receiving from rotor is relative with stator;
Stator lead-out wire, is electrically connected with described three-phase slip-ring, and by described power delivery to three phase network.
2. wind generating unit as claimed in claim 1, it is characterized in that, described stator central siphon is fixed on blower fan, does not rotate.
3. wind generating unit as claimed in claim 1, it is characterized in that, the relative magnetic field rotating speed of described stator and described rotor is the frequency of the electric energy of stator internal induction.
4. an electricity-generating method for wind generating unit as claimed in claim 1, is characterized in that, described method comprises:
Perform step S1: along with the rotation of described wind wheel, described wind turbine main shaft and described wind turbine main shaft gear carry out synchronous rotary;
Perform step S2: exteranl gear described in described wind turbine main shaft and described wind turbine main shaft gear driven and the former side's gear of described transmission shaft rotate;
Perform step S3: described exteranl gear drives described rotor to rotate, transmission shaft pair side gear described in the former side's gear driven of described transmission shaft rotates;
Perform step S4: internal gear described in described transmission shaft pair side gear driven rotates, and then drives described stator and described rotor that relative rotation occurs;
Perform step S5: described three-phase slip-ring accepts to rotate produced electric energy from described rotor is relative with described stator, and by described stator lead-out wire by described power delivery extremely described three phase network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113576.9A CN103850882B (en) | 2014-03-25 | 2014-03-25 | A kind of wind generating unit and electricity-generating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113576.9A CN103850882B (en) | 2014-03-25 | 2014-03-25 | A kind of wind generating unit and electricity-generating method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103850882A CN103850882A (en) | 2014-06-11 |
| CN103850882B true CN103850882B (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410113576.9A Expired - Fee Related CN103850882B (en) | 2014-03-25 | 2014-03-25 | A kind of wind generating unit and electricity-generating method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN103850882B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08196071A (en) * | 1995-01-13 | 1996-07-30 | Toshiba Corp | Change gear |
| CN2841999Y (en) * | 2005-10-31 | 2006-11-29 | 杨金明 | Rotate perpendicular axis type wind-driven generator in opposite directions |
| CN201260120Y (en) * | 2008-10-06 | 2009-06-17 | 丁行 | Planetary built-in dual rotor wind power generator |
| CN201610824U (en) * | 2009-12-29 | 2010-10-20 | 余德清 | Wind turbine generator |
| GB2504072A (en) * | 2012-07-16 | 2014-01-22 | Romax Technology Ltd | Contra-rotating bevel gear transmission with flexible coupling |
-
2014
- 2014-03-25 CN CN201410113576.9A patent/CN103850882B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08196071A (en) * | 1995-01-13 | 1996-07-30 | Toshiba Corp | Change gear |
| CN2841999Y (en) * | 2005-10-31 | 2006-11-29 | 杨金明 | Rotate perpendicular axis type wind-driven generator in opposite directions |
| CN201260120Y (en) * | 2008-10-06 | 2009-06-17 | 丁行 | Planetary built-in dual rotor wind power generator |
| CN201610824U (en) * | 2009-12-29 | 2010-10-20 | 余德清 | Wind turbine generator |
| GB2504072A (en) * | 2012-07-16 | 2014-01-22 | Romax Technology Ltd | Contra-rotating bevel gear transmission with flexible coupling |
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| Publication number | Publication date |
|---|---|
| CN103850882A (en) | 2014-06-11 |
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Granted publication date: 20160420 Termination date: 20200325 |
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