CN105840424A - Wind power generator - Google Patents
Wind power generator Download PDFInfo
- Publication number
- CN105840424A CN105840424A CN201610379632.2A CN201610379632A CN105840424A CN 105840424 A CN105840424 A CN 105840424A CN 201610379632 A CN201610379632 A CN 201610379632A CN 105840424 A CN105840424 A CN 105840424A
- Authority
- CN
- China
- Prior art keywords
- wind
- wind power
- electric energy
- control unit
- cabin
- Prior art date
- 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.)
- Pending
Links
- 238000004146 energy storage Methods 0.000 claims description 17
- 238000010248 power generation Methods 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 description 11
- 230000006978 adaptation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- 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
- 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
- Y02E10/76—Power conversion electric or electronic aspects
Landscapes
- Engineering & Computer Science (AREA)
- Sustainable Energy (AREA)
- Emergency Management (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Business, Economics & Management (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The invention provides a wind power generator. The wind power generator comprises a tower barrel, a cabin, a wind wheel, miniature wind power generation equipment, a control unit and a box type transformer. The cabin is arranged at the top end of the tower barrel. A speed-up gearbox and a generator body are arranged in the cabin. The wind wheel is connected with an input shaft of the speed-up gearbox through a spindle. An output shaft of the speed-up gearbox is connected with the generator body. The cabin, the wind wheel and the tower barrel are each provided with current consuming apparatus. The box type transformer is used for acquiring electric energy from a power grid. The control unit is electrically connected with the miniature wind power generation equipment and the box type transformer. Under the normal condition, the miniature wind power generation equipment supplies electric energy to the current consuming apparatus. Under the condition that the miniature wind power generation equipment cannot supply electric energy, the box type transformer acquires electric energy from the power grid to meet the requirement of the current consuming apparatus.
Description
Technical field
The present invention relates to wind generating technology, be specifically related to a kind of wind-driven generator.
Background technology
Wind-power electricity generation is one of regenerative resource, has cheap, inexhaustible, nexhaustible and environmental protection
Feature.Wind turbines is the nucleus equipment in wind-power electricity generation, and its Main Function is to convert wind energy into electric energy.
During Wind turbines converts wind energy into electric energy, the equipment of Wind turbines self is also required to electric energy (this
A little equipment are referred to as current consuming apparatus), with ensure control system on Wind turbines, yaw system, pitch-controlled system and
The normal work of the systems such as theft-resistant link chain.Wind-driven generator includes tower and the setting being fixedly installed on ground
Inner space in the engine room cover of atop a tower, tower and engine room cover.The inner chamber of engine room cover is provided with gear
The equipment such as case.
It is the system that electric energy is provided for Wind turbines equipment of itself from electricity consumption electric power system, solves large-scale wind at present
The system of machine has a two ways from electricity consumption:
1) by box-type substation from electrical network power taking, this mode is most common；
2) on engine room cover, arrange photovoltaic power generation apparatus, supply current consuming apparatus by photovoltaic generation.
But, just build wind power plant for electrical network facilities is incomplete, the first way to take power is bigger；
The second way needs significantly to transform wind-driven generator, and relatively costly.
Therefore, the cost direction wind-driven generator as the cheapest is powered, and is still those skilled in the art urgently
Technical problem to be solved.
Summary of the invention
In view of this, it is contemplated that propose the wind-driven generator of a kind of new construction, this wind-driven generator passes through
Minitype wind power generating equipment provides electric energy to current consuming apparatus.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that: the wind-force that the present invention proposes is sent out
Motor includes that tower, cabin and wind wheel, described cabin are arranged at tower top, is provided with increasing in described cabin
Speed case and electromotor, described wind wheel is connected with the power shaft of gearbox by main shaft, the output of described gearbox
Axle is connected with electromotor, is provided with current consuming apparatus in described cabin, wind wheel and tower；This wind-driven generator
Also including minitype wind power generating equipment, control unit and box transformator, described box transformator is for from electricity
Net obtains electric energy, and described control unit electrically connects with minitype wind power generating equipment, box transformator respectively；?
Under first operating mode, described control unit controls minitype wind power generating equipment provides electric energy to current consuming apparatus, the
Under two operating modes, described control unit controls box transformator provides electric energy to current consuming apparatus.
Preferably, described wind-driven generator also includes energy-storage units, described energy-storage units respectively with current consuming apparatus,
Control unit, minitype wind power generating equipment connect；Under the 3rd operating mode, described control unit controls miniature wind
Power generating equipment provides electric energy to energy-storage units；Under the 4th operating mode, described control unit controls energy-storage units
Electric energy is provided to current consuming apparatus.
Preferably, described minitype wind power generating equipment is arranged in cabin or tower.
Preferably, the quantity of described minitype wind power generating equipment is not less than two.
Preferably, described energy-storage units is accumulator.
Compared with prior art, the wind-driven generator that the present invention proposes also includes minitype wind power generating equipment, control
Unit processed and box transformator, box transformator is for obtaining electric energy from electrical network, and control unit is respectively with miniature
Wind power plant, box transformator electrically connect；Under the first operating mode, control unit controls minitype wind power and sends out
Electricity equipment provides electric energy to current consuming apparatus, and under the second operating mode, control unit controls box transformator to power consumption
Equipment provides electric energy.The operation principle of this wind-driven generator is: under normal circumstances, minitype wind power generating set
Standby to current consuming apparatus offer electric energy, in the case of minitype wind power generating equipment cannot provide electric energy, by box
Transformator obtains electric energy from electrical network, to meet the demand of current consuming apparatus.
Relative to prior art, the wind-driven generator that the present invention proposes has the advantage that
1) reduce current consuming apparatus for box transformator and the dependence of electrical network, correspondingly, improve wind-force and send out
The adaptation ability of motor.
2) in the case of grid cut-off, can be for a long time to power electricity consuming apparatus.
3), in the case of the electrical network at wind power plant is not powered on, can be that the debugging of wind-driven generator provides electricity
Energy.
4) there are two kinds of power supply modes select, have the electric power safeguard mode of redundancy, it is ensured that unit safety.
Accompanying drawing explanation
The accompanying drawing of the part constituting the present invention is used for providing a further understanding of the present invention, and the present invention shows
Meaning property embodiment and explanation thereof are used for explaining the present invention, are not intended that inappropriate limitation of the present invention.At accompanying drawing
In:
The power supply flow chart of a kind of wind-driven generator that Fig. 1 provides for first embodiment of the invention；
The power supply flow chart of a kind of wind-driven generator that Fig. 2 provides for second embodiment of the invention.
Description of reference numerals:
1 minitype wind power generating equipment 2 control unit 3 box transformator 4 current consuming apparatus
5 energy-storage units
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment
Can be mutually combined.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
The wind-driven generator that first embodiment of the invention provides includes that tower, cabin, wind wheel, minitype wind power are sent out
Electricity equipment 1, control unit 2 and box transformator 3, cabin is arranged at tower top, is provided with increasing in cabin
Speed case and electromotor, wind wheel is connected with the power shaft of gearbox by main shaft, the output shaft of gearbox and generating
Machine connects, and is provided with current consuming apparatus 4 in cabin, wind wheel and tower；Box transformator 3 is for from electrical network
Obtaining electric energy, control unit 2 electrically connects with minitype wind power generating equipment 1, box transformator 3 respectively.Its
In, minitype wind power generating equipment 1 is arranged on cabin or tower top, can be fixedly installed on cabin
In nacelle exterior；It addition, minitype wind power generating equipment 1 can also be movably arranged on cabin, during work,
Minitype wind power generating equipment 1 is stretched out in cabin, and when not working, minitype wind power generating equipment 1 is recycled to machine
In cabin.
As it is shown in figure 1, under normal circumstances, control unit 2 controls minitype wind power generating equipment 1 to power consumption
Equipment 4 provides electric energy, minitype wind power generating equipment 1 transform wind energy into into electric energy and export to current consuming apparatus 4；
In the case of minitype wind power generating equipment 1 cannot provide electric energy (when such as breaking down), control unit 2
Controlling box transformator 3 and provide electric energy to current consuming apparatus 4, box transformator 3 obtains electric energy, case from electrical network
Type transformator 3 is supplied to current consuming apparatus 4 after being reduced by line voltage.
The quantity of minitype wind power generating equipment 1 can select as required, as long as disclosure satisfy that power consumption sets
The demand of standby 4.
Unlike first embodiment, the wind-driven generator that the second embodiment of the present invention provides also includes storage
Energy unit 5, energy-storage units 5 can be specifically accumulator；Energy-storage units 5 respectively with current consuming apparatus 4, control
Unit 2, minitype wind power generating equipment 1 connect.As in figure 2 it is shown, provide in minitype wind power generating equipment 1
Electric energy more than needed in the case of, control unit 2 controls minitype wind power generating equipment 1 to be provided to energy-storage units 5
Electric energy, energy-storage units 5 converts electrical energy into chemical energy and stores；At box transformator 3 and minitype wind power
In the case of generating equipment 1 is not the most provided that electric energy or cannot meet demand, control unit 2 controls energy storage
Unit 5 provides electric energy to current consuming apparatus 4, and chemical energy is converted into electric energy and is supplied to consumption by energy-storage units 5
Electricity equipment 4.
Relative to prior art, above two wind-driven generator has the advantage that
1) reduce current consuming apparatus 4 for box transformator 3 and the dependence of electrical network, correspondingly, improve wind
The adaptation ability of power generator.
2) in the case of grid cut-off, can power to current consuming apparatus 4 for a long time.
3), in the case of the electrical network at wind power plant is not powered on, can be that the debugging of wind-driven generator provides electricity
Energy.
4) there are two kinds of power supply modes select, have the electric power safeguard mode of redundancy, it is ensured that unit safety.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Within bright spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in this
Within bright protection domain.
Claims (5)
1. a wind-driven generator, including tower, cabin and wind wheel, described cabin is arranged at tower top,
Being provided with gearbox and electromotor in described cabin, described wind wheel is connected with the power shaft of gearbox by main shaft,
The output shaft of described gearbox is connected with electromotor, is provided with power consumption and sets in described cabin, wind wheel and tower
Standby (4)；It is characterized in that, also include that minitype wind power generating equipment (1), control unit (2) and box become
Depressor (3), described box transformator (3) is for obtaining electric energy from electrical network, and described control unit (2) is divided
Do not electrically connect with minitype wind power generating equipment (1), box transformator (3)；Under the first operating mode, described control
Unit processed (2) controls minitype wind power generating equipment (1) provides electric energy to current consuming apparatus (4), in the second work
Under condition, described control unit (2) controls box transformator (3) provides electric energy to current consuming apparatus (4).
Wind-driven generator the most according to claim 1, it is characterised in that also include energy-storage units (5),
Described energy-storage units (5) respectively with current consuming apparatus (4), control unit (2), minitype wind power generating equipment (1)
Connect；Under the 3rd operating mode, described control unit (2) controls minitype wind power generating equipment (1) to energy storage
Unit (5) provides electric energy；Under the 4th operating mode, described control unit (2) control energy-storage units (5) to
Current consuming apparatus (4) provides electric energy.
Wind-driven generator the most according to claim 2, it is characterised in that the generating of described minitype wind power sets
Standby (1) is arranged in cabin or tower.
Wind-driven generator the most according to claim 2, it is characterised in that the generating of described minitype wind power sets
The quantity of standby (1) is not less than two.
Wind-driven generator the most according to claim 2, it is characterised in that described energy-storage units (5)
For accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610379632.2A CN105840424A (en) | 2016-06-01 | 2016-06-01 | Wind power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610379632.2A CN105840424A (en) | 2016-06-01 | 2016-06-01 | Wind power generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105840424A true CN105840424A (en) | 2016-08-10 |
Family
ID=56595216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610379632.2A Pending CN105840424A (en) | 2016-06-01 | 2016-06-01 | Wind power generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105840424A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002135979A (en) * | 2000-10-30 | 2002-05-10 | Toshiba Corp | Stand-alone hybrid generator system |
| CN1759243A (en) * | 2003-03-21 | 2006-04-12 | 维斯塔斯风力系统有限公司 | Methods of moving the rotating means of a wind turbine during transportation or stand still, method of controlling the moving of the rotating means, nacelle, auxiliary device, control and monitoring |
| CN102748238A (en) * | 2012-07-25 | 2012-10-24 | 沈阳工业大学 | Wind-power energy conversion system with redundant energy storage, and application mode and control method thereof |
| CN202914251U (en) * | 2012-11-12 | 2013-05-01 | 国电联合动力技术有限公司 | Auxiliary power generating device of large-scale wind turbine generator |
-
2016
- 2016-06-01 CN CN201610379632.2A patent/CN105840424A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002135979A (en) * | 2000-10-30 | 2002-05-10 | Toshiba Corp | Stand-alone hybrid generator system |
| CN1759243A (en) * | 2003-03-21 | 2006-04-12 | 维斯塔斯风力系统有限公司 | Methods of moving the rotating means of a wind turbine during transportation or stand still, method of controlling the moving of the rotating means, nacelle, auxiliary device, control and monitoring |
| CN102748238A (en) * | 2012-07-25 | 2012-10-24 | 沈阳工业大学 | Wind-power energy conversion system with redundant energy storage, and application mode and control method thereof |
| CN202914251U (en) * | 2012-11-12 | 2013-05-01 | 国电联合动力技术有限公司 | Auxiliary power generating device of large-scale wind turbine generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |
|
| RJ01 | Rejection of invention patent application after publication |