CN105515280B - The low speed permanent magnet generator group matched with wind speed - Google Patents
The low speed permanent magnet generator group matched with wind speed Download PDFInfo
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- CN105515280B CN105515280B CN201511035700.5A CN201511035700A CN105515280B CN 105515280 B CN105515280 B CN 105515280B CN 201511035700 A CN201511035700 A CN 201511035700A CN 105515280 B CN105515280 B CN 105515280B
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- rotor
- permanent magnet
- low speed
- main shaft
- electromagnetic clutch
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/11—Structural association with clutches, brakes, gears, pulleys or mechanical starters with dynamo-electric clutches
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Wind Motors (AREA)
Abstract
A kind of low speed permanent magnet generator group matched with wind speed is made up of multiple low speed permanent magnet generators, described low speed permanent magnet generator, including rotor, stator, it is characterized in that described rotor is enclosed on main shaft, one end of main shaft is fixed with the drive end of electromagnetic clutch, the driven end of electromagnetic clutch is with being connected to rotor, rotor is rotated with main shaft when electromagnetic clutch obtains electric, and rotor stalls during electromagnetic clutch dead electricity, and its main shaft of adjacent low speed permanent magnet generator is connected in series.Described low speed permanent magnet generator group can export different power by the combination of each low speed permanent magnet generator.It is characterized in, by controlling electromagnetic clutch to make every generator rotation or stalling, the number of units of input generator can be so determined according to the size of wind-force.Its advantage is：1st, this generating set can be driven by a frame blower fan, can reduce blower fan quantity, reduce cost of electricity-generating；2nd, generating set can match with wind-force and make full use of wind energy；3rd, the combination of generator is convenient.
Description
Technical field
The invention belongs to technical field of wind power generating equipment, and the low speed permanent magnet generator group is by multiple low speed permanent magnet generators
Composition, can automatically adjust power output according to wind speed.
Background technology
Wind energy is increasingly paid attention to as a kind of regenerative resource of cleaning by the people.Current wind-driven generator one
As use multi-stage acceleration mechanism, and rated power is more difficult is matched with wind speed, and multi-stage acceleration mechanism substantially reduces transmission efficiency,
The power output that can not be matched with wind speed causes wind speed hour not work, when wind speed is big using feather or temporary parking come
Wind power generating set is adjusted, its weak point is complicated, and production cost is big, and wind energy can not make full use of.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of low speed permanent magnet generator group matched with wind speed, it can expand
Wind power utilization scope, the power output and wind speed for realizing wind power generating set match, and maximally utilise wind energy, and make this
Generating set is realized simple in construction, and production cost is low, is easily manipulated regulation.
The present invention solve technical problem technical scheme be：The low speed permanent magnet generator group matched with wind speed is by multiple low speed
Magneto 20 forms, described low speed permanent magnet generator, including the rotor 3 provided with permanent magnet, the stator 4 provided with winding,
It is characterized in that described rotor is enclosed on main shaft 1, one end of main shaft is fixed with the drive end 7 of electromagnetic clutch 5, electromagnetic clutch
The driven end 6 of device and rotor is connected to, rotor rotates with main shaft when electromagnetic clutch obtains electric, and rotor stops during electromagnetic clutch dead electricity
Turn, its main shaft of adjacent low speed permanent magnet generator is connected in series.
Described low speed permanent magnet generator, is provided with axle sleeve 2 between rotor and main shaft, and the both ends of axle sleeve pass through 9, bearing
Hold on main shaft, rotor is fixed on axle sleeve, and one end of main shaft is fixed with the drive end 7 of electromagnetic clutch 5, electromagnetic clutch
Driven end 6 is connected on axle sleeve.
As an improvement the stator of low speed permanent magnet generator is disc, multigroup coil, stator are uniformly provided with disk body
Both sides be provided with rotor, leave gap between rotor and stator, rotor is disc, is symmetrically provided with the disk body of rotor multipair
Permanent magnet, rotor are enclosed on axle sleeve, and steady pin 21 is provided between rotor and axle sleeve, and slim bearing is provided between stator and axle sleeve
91, it is spacing in the inner circle of stator that slim bearing is positioned jump ring 22；Described stator and rotor may be configured as it is multigroup, formed not
With the generator of power.
For ease of the adjustment in the gap between rotor and stator, big annular gasket 32, big ring are provided with slim bearing both sides
Shape pad is enclosed on axle sleeve, and big annular gasket is limited in the inner side of rotor, outer jump ring 23 is provided with the right-hand member of axle sleeve, to prevent
Stator and rotor produce axial displacement along axle sleeve.
It is a feature of the present invention that by controlling electromagnetic clutch to make every generator rotation or stalling, so can basis
The size of wind-force come determine put into generator number of units.Its advantage is：1st, this generating set can be driven by a frame blower fan,
Blower fan quantity can be reduced, reduces cost of electricity-generating；2nd, generating set can match with wind-force and make full use of wind energy；3rd, the combination of generator
It is convenient.
Brief description of the drawings
Fig. 1 is the structural representation of the first embodiment of the present invention.
Fig. 2 is the structural representation of the second embodiment of the present invention.
Fig. 3 is the horizontal scheme of installation of the present invention.
Fig. 4 is the vertical scheme of installation of the present invention.
Accompanying drawing mark represents respectively：1- main shafts, 2- axle sleeves, 3- rotors, 4- stators, 5- electromagnetic clutch, 6- driven ends, 7-
Drive end, 8- magnet exciting coils, 9- bearings, 10- supports, 11- shaft couplings, 12- supports, 13- bases, 20- low speed permanent magnet generators,
The outer jump ring of 21- steady pins, 22- positioning jump rings, 23-, 30- blower fans, 31- connecting pins, the big annular gaskets of 32-, 81-E types magnet ring,
The small annular gaskets of 82-, 83- nuts, the slim bearings of 91-, 92- projections.
Embodiment
In conjunction with the specific embodiment of the brief description of the drawings present invention.
First embodiment is referring to Fig. 1：Low speed permanent magnet generator in the low speed permanent magnet generator group matched with wind speed, including
Main shaft 1, rotor 3, stator 4, permanent magnet is uniformly provided with the circumference of rotor, winding is embedded with stator, when rotor rotates in stator
Winding send electric current, described rotor is enclosed on main shaft, axle sleeve 2 is provided between rotor and main shaft, the both ends of axle sleeve pass through
Bearing 9 is supported on main shaft, and rotor is fixed on axle sleeve, and one end of main shaft is fixed with the drive end 7 of electromagnetic clutch 5, electromagnetism
The shell portion of the driven end 6 of clutch is riveted on axle sleeve with pin, the magnet exciting coil 8 of electromagnetic clutch by conducting ring and
Brush (not drawn in accompanying drawing 1) external control power supply, when magnet exciting coil obtains it is electric when electromagnetic clutch drive end and driven end it
Between produce electromagnetic force, the rotation of main shaft rotor driven.The other end of main shaft is stretched out outside support 10, passes through shaft coupling 11 and adjacent hair
Electric machine main shaft connects.
Second embodiment is referring to Fig. 2：Low speed permanent magnet generator in the low speed permanent magnet generator group matched with wind speed, including
Main shaft 1, rotor 3, stator 4, described stator are disc, are uniformly provided with multigroup coil on disk body, stator is fixed on support
(support is not drawn in Fig. 2), the both sides of stator are provided with rotor, and rotor is disc, is symmetrically provided with the disk body of rotor multipair
Permanent magnet, winding when rotor rotates in stator send electric current.Described rotor is enclosed on main shaft, in the big straight of rotor and main shaft
Axle sleeve 2 is provided between the section of footpath, the both ends of axle sleeve are supported on main shaft by bearing 9, and rotor is enclosed on axle sleeve, rotor and axle sleeve it
Between be provided with steady pin 21, be provided with slim bearing 91 between stator and axle sleeve, it is spacing in stator that slim bearing is positioned the institute of jump ring 22
Inner circle on, slim bearing both sides be provided with big annular gasket 32 to ensure to have suitable gap between stator and rotor, in axle
The right-hand member of set is provided with outer jump ring 23, and axial displacement is produced along axle sleeve to prevent fastening and rotor；The reduced diameter section of main shaft is fixed with
The drive end 7 of electromagnetic clutch 5, the ring body sliding plug of the driven end 6 of electromagnetic clutch is on the projection 92 on axle sleeve, in master
Small annular gasket 82 is cased with the reduced diameter section of axle, small annular gasket is located on the right side of electromagnetic clutch drive end, small annular gasket
For the gap between accurate adjustment electromagnetic clutch drive end and driven end, nut 83 locks the drive end of electromagnetic clutch
Afterwards, the gap will not change；The magnet exciting coil 8 of electromagnetic clutch is arranged in the recess of E-type magnetic ring 81, and E-type magnetic ring is small by one
Profile shaft is held on the boss for being supported on drive end, E-type magnetic ring can by a pillar can also other modes be fixed on support, with
The difference of one embodiment is that the magnet exciting coil of the electromagnetic clutch directly can be connected with control power supply；When magnet exciting coil obtains it is electric when electricity
Electromagnetic force, the rotation of main shaft rotor driven are produced between the drive end and driven end of magnet clutch.The larger diameter end of main shaft stretches out machine
Seat is outer, is connected by connecting pin 31 with the smaller diameter end of adjacent generator shaft.The second embodiment compared with first embodiment
Low speed permanent magnet generator, can reduce its axial length, while described stator and rotor may be configured as on same main shaft
It is multigroup, the generator of different capacity is formed by being simply superimposed.
This low speed permanent magnet generator group can it is horizontal installation it is also vertical install, as shown in Figure 3 and Figure 4, adjacent low speed is forever
The main shaft of magnetic generator is connected in series, and support 12 is provided between the main shaft of the generator of series connection, and the support and support of generator are consolidated
It is scheduled on base 13, the main shaft of the first generator is connected with blower fan 30.
In actual use, low speed permanent magnet generator can be matched with the power that various combination is formed with wind-force size.Tool
Body combining form see the table below：
In table：The 1 of first lattice represents the power of the assembling unit (kw)；
The 2 of first lattice represent the power (kw) of each low speed permanent magnet generator；
V represents that generator input generates electricity.
According to wind speed size, by controlling electromagnetic clutch to put into appropriate number of low speed permanent magnet generator, show in table
Unit different output power can be formed by having shown the various combination of low speed permanent magnet generator.Power identical generator is commutative to be made
With with profit maintenance, maintenance.If the rated power of unit is 20kw, when beyond rated power or less than rated power, unit is equal
It can work, when wind speed reaches maximum, can all start work brake and use；When wind speed is certain, the respective combination of generator is therewith
Match, unit normal work, wind speed increases, and self-con-tained unit starts the electromagnetic clutch of corresponding generator, and generator turns
It is dynamic, reach power and match with wind speed, vice versa.By above-mentioned measure, successfully the power output of unit is divided into several
Individual different zones, the power output and wind-force for automatically, effectively accomplishing unit match.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations, to those of ordinary skill in the art according to present inventive concept,
Some simple deduction or replace can also be made, these some simple deduction or replace should be considered as belonging to present invention protection model
Enclose.The present invention can also be applied to small hydro except available for wind-power electricity generation in addition to and generate electricity, can be by the main shaft and water of generating set during application
Machine exports axis connection.
Claims (4)
1. a kind of low speed permanent magnet generator group matched with wind speed, described generating set is by multiple low speed permanent magnet generators (20)
Composition, described low speed permanent magnet generator, including the rotor (3) provided with permanent magnet, the stator (4) provided with winding, it is characterized in that,
Described rotor is enclosed on main shaft (1), and axle sleeve (2) is provided between rotor and main shaft, and the both ends of axle sleeve are supported by bearing (9)
On main shaft, rotor is fixed on axle sleeve, and one end of main shaft is fixed with the drive end (7) of electromagnetic clutch (5), electromagnetic clutch
Driven end (6) be connected on axle sleeve；Rotor rotates with main shaft when electromagnetic clutch obtains electric, and rotor stops during electromagnetic clutch dead electricity
Turn, its main shaft of adjacent low speed permanent magnet generator is connected in series, and controls electromagnetic clutch, and low speed permanent magnet generator group can export not
Same power；Described stator is disc, is uniformly provided with multigroup coil on disk body, and the both sides of stator are provided with rotor, rotor with
Gap is left between stator, rotor is disc, is symmetrically provided with multipair permanent magnet on the disk body of rotor, rotor is enclosed on axle sleeve
On, steady pin (21) is provided between rotor and axle sleeve, slim bearing (91) is provided between stator and axle sleeve, slim bearing is positioned
Jump ring (22) is spacing in the inner circle of stator；Described stator and rotor may be configured as multigroup, form the generator of different capacity.
2. the low speed permanent magnet generator group according to claim 1 matched with wind speed, it is characterized in that, in slim bearing both sides
Provided with big annular gasket (32), big annular gasket is enclosed on axle sleeve, and big annular gasket is limited in the inner side of rotor.
3. the low speed permanent magnet generator group according to claim 1 or 2 matched with wind speed, it is characterized in that, adjacent low speed
Its main shaft of magneto is connected by shaft coupling (11).
4. the low speed permanent magnet generator group according to claim 1 or 2 matched with wind speed, it is characterized in that, adjacent low speed
Its main shaft of magneto is connected by connecting pin (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511035700.5A CN105515280B (en) | 2015-12-31 | 2015-12-31 | The low speed permanent magnet generator group matched with wind speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511035700.5A CN105515280B (en) | 2015-12-31 | 2015-12-31 | The low speed permanent magnet generator group matched with wind speed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105515280A CN105515280A (en) | 2016-04-20 |
| CN105515280B true CN105515280B (en) | 2018-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511035700.5A Active CN105515280B (en) | 2015-12-31 | 2015-12-31 | The low speed permanent magnet generator group matched with wind speed |
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| Country | Link |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329823A (en) * | 2016-08-26 | 2017-01-11 | 丁奕筝 | Combined wind power generator set |
| CN110460214A (en) * | 2019-09-12 | 2019-11-15 | 北京明正维元电机技术有限公司 | A kind of axial direction is double to hold up direct-drive permanent magnet wind turbine generator |
| CN113339187A (en) * | 2021-07-26 | 2021-09-03 | 北京延运科技有限公司 | Multistage wind driven generator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201013535Y (en) * | 2007-02-13 | 2008-01-30 | 顾为东 | High energy-consuming industrial non-grid connected type large-sized wind power generator |
| CN101839218A (en) * | 2009-09-29 | 2010-09-22 | 沈阳华创风能有限公司 | Direct-drive wind generating set |
| CN202142938U (en) * | 2011-08-05 | 2012-02-08 | 国电联合动力技术有限公司 | Large-scale direct driving dial switch magnetic resistance wind driven generator and system thereof |
| CN202940709U (en) * | 2012-11-19 | 2013-05-15 | 腾达电动科技镇江有限公司 | Printed circuit board coreless disc type motor |
| CN204805038U (en) * | 2015-06-18 | 2015-11-25 | 湖南理工职业技术学院 | Dual drive wind power generation set |
| CN205610417U (en) * | 2015-12-31 | 2016-09-28 | 丁奕筝 | Low -speed permanent magnet generator who matches with wind speed organizes |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140008915A1 (en) * | 2012-07-03 | 2014-01-09 | Hamilton Sundstrand Corporation | Gearless contra-rotating wind generator |
-
2015
- 2015-12-31 CN CN201511035700.5A patent/CN105515280B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201013535Y (en) * | 2007-02-13 | 2008-01-30 | 顾为东 | High energy-consuming industrial non-grid connected type large-sized wind power generator |
| CN101839218A (en) * | 2009-09-29 | 2010-09-22 | 沈阳华创风能有限公司 | Direct-drive wind generating set |
| CN202142938U (en) * | 2011-08-05 | 2012-02-08 | 国电联合动力技术有限公司 | Large-scale direct driving dial switch magnetic resistance wind driven generator and system thereof |
| CN202940709U (en) * | 2012-11-19 | 2013-05-15 | 腾达电动科技镇江有限公司 | Printed circuit board coreless disc type motor |
| CN204805038U (en) * | 2015-06-18 | 2015-11-25 | 湖南理工职业技术学院 | Dual drive wind power generation set |
| CN205610417U (en) * | 2015-12-31 | 2016-09-28 | 丁奕筝 | Low -speed permanent magnet generator who matches with wind speed organizes |
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| CN105515280A (en) | 2016-04-20 |
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