CN202832984U - Magnetic eddy current type heat storage device capable of transforming kinetic energy to heat energy - Google Patents
Magnetic eddy current type heat storage device capable of transforming kinetic energy to heat energy Download PDFInfo
- Publication number
- CN202832984U CN202832984U CN2012205324427U CN201220532442U CN202832984U CN 202832984 U CN202832984 U CN 202832984U CN 2012205324427 U CN2012205324427 U CN 2012205324427U CN 201220532442 U CN201220532442 U CN 201220532442U CN 202832984 U CN202832984 U CN 202832984U
- Authority
- CN
- China
- Prior art keywords
- heat
- stator
- rotor
- energy
- kinetic energy
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The utility model discloses a magnetic eddy current type storage device capable of transforming kinetic energy to heat energy. The magnetic eddy current type storage device capable of transforming the kinetic energy to the heat energy comprises a rotor and a stator which is sleeved on the rotor. A magnet exciting coil is arranged on the rotor and a control device can control a magnetic field which is formed by the action of the rotor on the stator. A heating unit which can induct change of the magnetic field and produce eddy current and is made of ferro magnetic materials is arranged on the stator, a heat storage space which can be filled with heat transfer medium is formed in the stator, and the heat storage space can connected with an external circulatory heat transferring system through a medium inlet and a medium outlet. The magnetic eddy current type storage device capable of transforming the kinetic energy to the heat energy can transform wind force to the heat energy to be stored and used, and is simple in structure and reliable in operation. When the magnetic eddy current type storage device capable of transforming the kinetic energy to the heat energy is applied to a power generation device, on the one hand, generator speed is guaranteed to be stable, grid-connected input voltage is enabled to be stable, and avoids impact to a power grid because of unstable generator speed, on the other hand, redundant wind force which aims to keep constant speed of blades and can not be used for generating power under the condition of changing wind speed can be collected, the kinetic energy can be transformed to the heat energy and efficiency of energy use is improved.
Description
Technical field
The utility model relates to a kind of magnetic vortex type kinetic energy and turns the heat energy heat-stored device.
Background technique
When traditional wind-driven generator changes when wind speed, be incorporated into the power networks the input voltage shakiness to electrical network generation impact thereby can cause the generator speed shakiness to make, generally be to come constant rotational speed by the angle that facings the wind that changes blade in the prior art, but the blade windward side can be parallel with wind direction when strong wind, can cause thus the waste of wind energy, and realize by the reducing gear transmission at the angle that facings the wind of adjusting blade, and reducing gear changes blade and facings the wind and obvious response wind speed retardation phenomenon is arranged in the rate process at angle transmitting.
Summary of the invention
A technical problem to be solved in the utility model is: providing a kind of can be that the magnetic vortex type kinetic energy of heat energy turns the heat energy heat-stored device with the blade kinetic transformation of wind-drive;
Another technical problem to be solved in the utility model is: providing a kind of can adjust slowly to the wind power generation blade rotating speed, to obtain stable wind-power electricity generation condition, simultaneously unnecessary wind energy can be transformed storage, the magnetic vortex type kinetic energy that improves the wind power plant energy utilization rate turns the heat energy heat-stored device.
In order to solve the problems of the technologies described above, magnetic vortex type kinetic energy of the present utility model turns the heat energy heat-stored device, includes the rotor on the blade rotor that is connected to wind-drive and is enclosed within the outer stator of rotor; Be provided with field coil on the rotor, have a control gear to control the magnetic field that rotor acts on stator; Be provided with on the stator and can change and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field, the heat accumulation space that can fill heat transferring medium is set in stator simultaneously, the heat accumulation space is connected with the outer loop heat-exchange system with media outlet by the medium import.
Described heater is the housing by the tubular of ferromagnetic substance manufacturing; Described heat accumulation space is to be positioned at along the circumferential direction arranging and axially running through the pod apertures of housing of housing, and each pod apertures is interconnected and is connected with media outlet with the medium import.
Described heat accumulation space is a cavity that is positioned on the stator, fills heat transferring medium in the cavity; Described heater is a plurality of irony particles that are placed in the cavity.
Described stator periphery is coated with adiabator layer.
Described blade rotor one end is equipped with the cooling unit of cooled rotor.
Described control gear includes the speed measurement device that can detect rotor speed, makes control gear change the blade rotational speed that produces according to wind-force and changes, and the magnetic field that acts on stator is regulated; Institute's control gear can come regulating action in the magnetic field of stator by the field current that changes field coil; Control gear also can come regulating action in the magnetic field of stator by the relative position that changes rotor and stator.
Described blade rotor can directly drive a generator; Blade rotor also can drive many generators simultaneously by driving mechanism.
After adopting above-mentioned structure, because the stator with the long-pending function of hot polymerization and the rotor that is installed in the stator of setting can be that heat stores and utilization with wind power transformation, it is simple in structure, reliable; In the time of in being applied to electricity generating device, kept on the one hand the generator speed smooth running, make the stabilized input voltage that is incorporated into the power networks, avoided impacting because the generator speed shakiness produces electrical network, can will collect for keeping the unnecessary wind-force that the blade constant speed can't be used for generating electricity under the variable wind conditions simultaneously, kinetic energy is converted to heat energy, has improved efficiency of energy utilization.
Description of drawings
Fig. 1 is the utility model the first example structure schematic representation;
Fig. 2 is the utility model the second example structure schematic representation;
Fig. 3 is the utility model the 3rd example structure schematic representation;
Fig. 4 is the utility model the 4th example structure schematic representation;
Fig. 5 is the utility model the 5th example structure schematic representation.
Embodiment
Below in conjunction with the drawings and specific embodiments, magnetic vortex type kinetic energy of the present utility model is turned the heat energy heat-stored device be described in further detail.
Embodiment one:
As shown in Figure 1, magnetic vortex type kinetic energy of the present utility model turns the heat energy heat-stored device, include the rotor 2 on the blade rotor 9 that is connected to wind-drive and be enclosed within the outer stator 1 of rotor, blade 3 is installed on the blade rotor 9 and can rotates by rotor driven 2 under the effect of outside force, and blade rotor 9 one ends are equipped with the cooling unit 10 of cooled rotor 2; Stator 1 is coated with adiabator layer 11 in the periphery; Be provided with field coil on the rotor 2, have a control gear 12 to control the magnetic field that rotor acts on stator; Be provided with on the stator 1 and can change and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field, can fill simultaneously the heat accumulation space of heat transferring medium in stator 1 interior setting, are connected with media outlet by medium import 4 and are connected with the outer loop heat-exchange system in the heat accumulation space; Heater is the housing 6 by the tubular of ferromagnetic substance manufacturing; The heat accumulation space is to be positioned at along the circumferential direction arranging and axially running through the pod apertures 7 of housing of housing 6, each pod apertures is interconnected and is connected with media outlet with medium import 4 and is connected, control gear 12 includes the speed measurement device 13 that can detect blade rotor 9 rotating speeds, making control gear 12 change the blade rotational speed that produces according to wind-force changes, the magnetic field that acts on stator is regulated, and control gear 12 comes regulating action in the magnetic field of stator by the field current that changes field coil.
Embodiment two:
As shown in Figure 2, magnetic vortex type kinetic energy of the present utility model turns the heat energy heat-stored device in the present embodiment, include the rotor 2 on the blade rotor 9 that is connected to wind-drive and be enclosed within the outer stator 1 of rotor, blade 3 is installed on the blade rotor 9 and can rotates by rotor driven 2 under the effect of outside force, and blade rotor 9 one ends are equipped with the cooling unit 10 of cooled rotor 2; Stator 1 is coated with adiabator layer 11 in the periphery; Be provided with field coil on the rotor 2, have a control gear 12 to control the magnetic field that rotor acts on stator; Be provided with on the stator 1 and can change and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field, can fill simultaneously the heat accumulation space of heat transferring medium in stator 1 interior setting, are connected with media outlet by medium import 4 and are connected with the outer loop heat-exchange system in the heat accumulation space; Heater is the housing 6 by the tubular of ferromagnetic substance manufacturing; The heat accumulation space is a cavity that is positioned on the stator 1, fills heat transferring medium in the cavity; Heater is a plurality of irony particles 8 that are placed in the cavity; Control gear 12 includes the speed measurement device 13 that can detect blade rotor 9 rotating speeds, making control gear 12 change the blade rotational speed that produces according to wind-force changes, the magnetic field that acts on stator is regulated, and control gear 12 comes regulating action in the magnetic field of stator by the field current that changes field coil.
Embodiment three:
As shown in Figure 3, magnetic vortex type kinetic energy of the present utility model turns the heat energy heat-stored device in the present embodiment, include the rotor 2 on the blade rotor 9 that is connected to wind-drive and be enclosed within the outer stator 1 of rotor, blade 3 is installed on the blade rotor 9 and can rotates by rotor driven 2 under the effect of outside force, and blade rotor 9 one ends are equipped with the cooling unit 10 of cooled rotor 2; Stator 1 is coated with adiabator layer 11 in the periphery; Be provided with field coil on the rotor 2, have a control gear 12 to control the magnetic field that rotor acts on stator; Be provided with on the stator 1 and can change and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field, can fill simultaneously the heat accumulation space of heat transferring medium in stator 1 interior setting, are connected with media outlet by medium import 4 and are connected with the outer loop heat-exchange system in the heat accumulation space; Heater is the housing 6 by the tubular of ferromagnetic substance manufacturing; The heat accumulation space is a cavity that is positioned on the stator 1, fills heat transferring medium in the cavity; Heater is a plurality of irony particles 8 that are placed in the cavity; Control gear 12 includes the speed measurement device 13 that can detect blade rotor 9 rotating speeds, making control gear 12 change the blade rotational speed that produces according to wind-force changes, the magnetic field that acts on stator is regulated, and control gear 12 comes regulating action in the magnetic field of stator by the relative position that changes rotor and stator.
In the present embodiment, can also be according to being provided with and can changing and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field at stator 1 among the embodiment one, heater is the housing 6 by the tubular of ferromagnetic substance manufacturing; The heat accumulation space is to be positioned at along the circumferential direction arranging and axially running through the pod apertures 7 of housing of housing 6, each pod apertures is interconnected and is connected with media outlet with medium import 4 and is connected, and the relative position that control gear 12 can come regulating action in the magnetic field of stator by the field current that changes field coil or change rotor and stator comes regulating action to control in the magnetic field of stator dual mode.
Embodiment four:
As shown in Figure 4, magnetic vortex type kinetic energy of the present utility model turns the heat energy heat-stored device in the present embodiment, include the rotor 2 on the blade rotor 9 that is connected to wind-drive and be enclosed within the outer stator 1 of rotor, blade 3 is installed on the blade rotor 9 and can rotates by rotor driven 2 under the effect of outside force, blade rotor 9 one ends are equipped with the cooling unit 10 of cooled rotor 2, directly are provided with a generator (i.e. the first generator 16 shown in the figure) and speed increasing mechanism 15 on the blade rotor 9; Stator 1 is coated with adiabator layer 11 in the periphery; Be provided with field coil on the rotor 2, have a control gear 12 to control the magnetic field that rotor acts on stator; Be provided with on the stator 1 and can change and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field, can fill simultaneously the heat accumulation space of heat transferring medium in stator 1 interior setting, are connected with media outlet by medium import 4 and are connected with the outer loop heat-exchange system in the heat accumulation space; Heater is the housing 6 by the tubular of ferromagnetic substance manufacturing; The heat accumulation space is a cavity that is positioned on the stator 1, fills heat transferring medium in the cavity; Heater is a plurality of irony particles 8 that are placed in the cavity; Control gear 12 includes the speed measurement device 13 that can detect blade rotor 9 rotating speeds, making control gear 12 change the blade rotational speed that produces according to wind-force changes, the magnetic field that acts on stator is regulated, and control gear 12 comes regulating action in the magnetic field of stator by the field current that changes field coil.
In the present embodiment, can also be according to being provided with and can changing and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field at stator 1 among the embodiment one, heater is the housing 6 by the tubular of ferromagnetic substance manufacturing; The heat accumulation space is to be positioned at along the circumferential direction arranging and axially running through the pod apertures 7 of housing of housing 6, each pod apertures is interconnected and is connected with media outlet with medium import 4 and is connected, and the relative position that control gear 12 can come regulating action in the magnetic field of stator by the field current that changes field coil or change rotor and stator comes regulating action to control in the magnetic field of stator dual mode.
Embodiment five:
As shown in Figure 5, magnetic vortex type kinetic energy of the present utility model turns the heat energy heat-stored device in the present embodiment, include the rotor 2 on the blade rotor 9 that is connected to wind-drive and be enclosed within the outer stator 1 of rotor, blade 3 is installed on the blade rotor 9 and can rotates by rotor driven 2 under the effect of outside force, blade rotor 9 one ends are equipped with the cooling unit 10 of cooled rotor 2, and stator 1 is coated with adiabator layer 11 in the periphery; Be provided with field coil on the rotor 2, have a control gear 12 to control the magnetic field that rotor acts on stator; Be provided with on the stator 1 and can change and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field, can fill simultaneously the heat accumulation space of heat transferring medium in stator 1 interior setting, are connected with media outlet by medium import 4 and are connected with the outer loop heat-exchange system in the heat accumulation space; Heater is the housing 6 by the tubular of ferromagnetic substance manufacturing; The heat accumulation space is a cavity that is positioned on the stator 1, fills heat transferring medium in the cavity; Heater is a plurality of irony particles 8 that are placed in the cavity; Control gear 12 includes the speed measurement device 13 that can detect blade rotor 9 rotating speeds, making control gear 12 change the blade rotational speed that produces according to wind-force changes, the magnetic field that acts on stator is regulated, control gear 12 comes regulating action in the magnetic field of stator by the field current that changes field coil, and blade rotor 9 drives many generators simultaneously by driving mechanism; Set-up mode for many generators can be following technological scheme:
This scheme is the situation that is set to two generators, certainly also can be set to many generators according to actual conditions, and the utility model is not done concrete restriction to its quantity; Be the first generator 20 and the second generator 21 in the present embodiment; Be provided with speed increasing mechanism 15 at blade rotor 9, also be provided with on the blade rotor 9 respectively by the first driving mechanism 22 be connected the first generator 20 and the second generator 21 that driving mechanism 17 connects, be provided with the first magnetic clutch 18 between the first generator 20 and the first driving mechanism 22, be provided with the second magnetic clutch 19 between the second generator 21 and the second driving mechanism 17, thus when wind is enough large, the first magnetic clutch 18 and first magnetic clutch 19 of the first generator 20 and the second generator 21 all get electric combination, synchronous generator, when enough hour of wind, little when driving that wherein a generator all can not reach rated speed, the first magnetic clutch 18 and the first magnetic clutch 19 all dead electricity separate, the first generator 20 and 21 stalls of the second generator, low velocity wind energy only becomes heat energy by magnetic vortex type device with kinetic transformation.
In the present embodiment, can also be according to being provided with and can changing and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field at stator 1 among the embodiment one, heater is the housing 6 by the tubular of ferromagnetic substance manufacturing; The heat accumulation space is to be positioned at along the circumferential direction arranging and axially running through the pod apertures 7 of housing of housing 6, each pod apertures is interconnected and is connected with media outlet with medium import 4 and is connected, and the relative position that control gear 12 can come regulating action in the magnetic field of stator by the field current that changes field coil or change rotor and stator comes regulating action to control in the magnetic field of stator dual mode.
Certainly; above-mentioned explanation is not to be to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement also should belong to protection domain of the present utility model.
Claims (10)
1. a magnetic vortex type kinetic energy turns the heat energy heat-stored device, includes the rotor (2) on the blade rotor (9) that is connected to wind-drive and is enclosed within the outer stator (1) of rotor; Described rotor is provided with field coil on (2), has a control gear (12) to control the magnetic field that rotor acts on stator; Be provided with on the described stator (1) and can change and produce the heater of the ferromagnetic substance manufacturing of eddy current by induction field, while setting in stator (1) can be filled the heat accumulation space of heat transferring medium, and the heat accumulation space is connected 5 by medium import (4) with media outlet) be connected with the outer loop heat-exchange system.
2. turn the heat energy heat-stored device according to magnetic vortex type kinetic energy claimed in claim 1, it is characterized in that: described heater is the housing (6) by the tubular of ferromagnetic substance manufacturing; Described heat accumulation space is to be positioned at along the circumferential direction arranging and axially running through the pod apertures (7) of housing of housing (6), and each pod apertures is interconnected and is connected 5 with medium import (4) with media outlet) be connected.
3. turn the heat energy heat-stored device according to magnetic vortex type kinetic energy claimed in claim 1, it is characterized in that: described heat accumulation space is a cavity that is positioned on the stator (1), fills heat transferring medium in the cavity; Described heater is a plurality of irony particles (8) that are placed in the cavity.
4. turn the heat energy heat-stored device according to the described magnetic vortex type of one of claim 1-3 kinetic energy, it is characterized in that: described stator (1) periphery is coated with adiabator layer (11).
5. turn the heat energy heat-stored device according to magnetic vortex type kinetic energy claimed in claim 1, it is characterized in that: described blade rotor (9) one ends are equipped with the cooling unit (10) of cooled rotor (2).
6. turn the heat energy heat-stored device according to magnetic vortex type kinetic energy claimed in claim 1, it is characterized in that: described control gear (12) includes the speed measurement device (13) that can detect blade rotor (9) rotating speed, make control gear (12) change the blade rotational speed that produces according to wind-force and change, the magnetic field that acts on stator is regulated.
7. turn the heat energy heat-stored device according to magnetic vortex type kinetic energy claimed in claim 6, it is characterized in that: described control gear (12) comes regulating action in the magnetic field of stator by the field current that changes field coil.
8. turn the heat energy heat-stored device according to magnetic vortex type kinetic energy claimed in claim 6, it is characterized in that: described control gear (12) comes regulating action in the magnetic field of stator by the relative position that changes rotor and stator.
9. turn the heat energy heat-stored device according to claim 1 or 5 or 6 described magnetic vortex type kinetic energy, it is characterized in that: described blade rotor (9) directly drives a generator.
10. turn the heat energy heat-stored device according to claim 1 or 5 or 6 described magnetic vortex type kinetic energy, it is characterized in that: described blade rotor (9) drives many generators simultaneously by driving mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012205324427U CN202832984U (en) | 2012-10-18 | 2012-10-18 | Magnetic eddy current type heat storage device capable of transforming kinetic energy to heat energy |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012205324427U CN202832984U (en) | 2012-10-18 | 2012-10-18 | Magnetic eddy current type heat storage device capable of transforming kinetic energy to heat energy |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202832984U true CN202832984U (en) | 2013-03-27 |
Family
ID=47944710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2012205324427U Expired - Fee Related CN202832984U (en) | 2012-10-18 | 2012-10-18 | Magnetic eddy current type heat storage device capable of transforming kinetic energy to heat energy |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202832984U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102852732A (en) * | 2012-10-18 | 2013-01-02 | 镇江市博林光电科技有限公司 | Magnetic eddy-current type kinetic energy-to-heat energy heat storing device |
CN108798999A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives the hot semiconductor temperature difference power generating system of mangneto |
-
2012
- 2012-10-18 CN CN2012205324427U patent/CN202832984U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102852732A (en) * | 2012-10-18 | 2013-01-02 | 镇江市博林光电科技有限公司 | Magnetic eddy-current type kinetic energy-to-heat energy heat storing device |
CN108798999A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives the hot semiconductor temperature difference power generating system of mangneto |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101404433B (en) | Miniature direct-drive permanent magnet synchronous aerogenerator and its small-sized wind power generation system | |
CN101764491B (en) | Megawatt grade brushless slip ring double-fed wind generator/motor and control method thereof | |
CN101581272B (en) | Power control method for fixed-pitch variable speed wind generating set in stall area | |
CN104600930A (en) | Permanent magnet excitation brushless doubly fed wind power generator | |
CN103280834B (en) | Variable speed constant frequency and energy storage method and device for wind power generation | |
CN100546153C (en) | Winding type external rotor brushless double feed generator and control device thereof | |
CN101001036B (en) | Variable-speed constant-frequency wind motor and excitation control system thereof | |
CN102852732A (en) | Magnetic eddy-current type kinetic energy-to-heat energy heat storing device | |
CN201039068Y (en) | Speed-variable frequency constant coiling brushless and dual-feedback generator control device | |
CN100508364C (en) | Wind power generation excitation control method and serial double-rotor generator | |
CN202832984U (en) | Magnetic eddy current type heat storage device capable of transforming kinetic energy to heat energy | |
CN209908662U (en) | Wind-driven high-speed rotating eddy heating system | |
CN104676777B (en) | Air-conditioner outdoor unit | |
CN201004589Y (en) | Serial dual rotor wind power generator and its rate-varying and excitation-varying system | |
CN100495901C (en) | Variable speed and variable frequency wind power generator excitation control system | |
CN105515280B (en) | The low speed permanent magnet generator group matched with wind speed | |
CN201307818Y (en) | Small-sized direct-driven permanent magnetic synchronous wind power generator and small-sized wind power generating system thereof | |
CN104481812B (en) | Wind-driven generator | |
CN101051779B (en) | Winding type internal rotor brushless double feed generator and its control device | |
CN100546169C (en) | Telescope double rotor fan speed changing, frequency converting exciting method | |
CN103541854A (en) | Horizontal shaft tide turbine power generation device storing energy by means of flywheel | |
CN201298793Y (en) | Small-sized direct-drive permanent-magnet synchronous wind-driven generator and small-sized wind-driven generating system thereof | |
WO2010118777A1 (en) | Apparatus for generating current from natural and renewable energy | |
CN100557941C (en) | Winding brushless double feed generator controller | |
CN201038960Y (en) | Internal rotor brushless and double-fed generator and its control device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20141018 |
|
EXPY | Termination of patent right or utility model |