CN112356679A - Wind power generation range-extending device for electric automobile - Google Patents
Wind power generation range-extending device for electric automobile Download PDFInfo
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- CN112356679A CN112356679A CN202011411380.XA CN202011411380A CN112356679A CN 112356679 A CN112356679 A CN 112356679A CN 202011411380 A CN202011411380 A CN 202011411380A CN 112356679 A CN112356679 A CN 112356679A
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- range extender
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- 238000010248 power generation Methods 0.000 title claims abstract description 61
- 239000004606 Fillers/Extenders Substances 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000004804 winding Methods 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L8/00—Electric propulsion with power supply from forces of nature, e.g. sun or wind
- B60L8/006—Converting flow of air into electric energy, e.g. by using wind turbines
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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
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/04—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor having stationary wind-guiding means, e.g. with shrouds or channels
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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
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/06—Rotors
- F03D3/062—Rotors characterised by their construction elements
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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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/11—Combinations of wind motors with apparatus storing energy storing electrical energy
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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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/30—Wind motors specially adapted for installation in particular locations
- F03D9/32—Wind motors specially adapted for installation in particular locations on moving objects, e.g. vehicles
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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
- Y02E10/728—Onshore wind turbines
-
- 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
- Y02E10/74—Wind turbines with rotation axis perpendicular to the 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Abstract
The invention discloses a wind power generation range extender for an electric vehicle, which comprises a wind power generation mechanism fixed on the vehicle, wherein the wind power generation mechanism comprises at least one group of power generation units, each power generation unit comprises a generator, a fan impeller connected with a rotor assembly of the generator and a controller, the input end of the controller is electrically connected with a stator assembly of the generator, and the output end of the controller is electrically connected with a vehicle-mounted power supply of the vehicle. The wind power generation range-increasing device for the electric automobile with the structure realizes that the voltage of the power battery used in the automobile is higher than that of the power battery used in the automobile when the automobile runs for more than 40 kilometers per hour, so that the power battery is supplemented with electric quantity, and the purpose of increasing the continuous mileage of the automobile is achieved.
Description
Technical Field
The invention relates to a wind power generation technology, in particular to a wind power generation range extender for an electric automobile.
Background
As a new energy automobile, especially a pure electric automobile, the direct power source is a vehicle-mounted power direct-current power supply which can be a chemical storage battery, namely a lead-zinc battery, a lithium ion battery and a power supply device formed by converting hydrogen energy. However, due to the limitation of the available space and the load of the automobile, the chemical storage battery cannot completely meet the requirement of the automobile on-going mileage, so that the automobile needs to supplement electric energy for a certain mileage.
Firstly, a gasoline range extender is arranged on a vehicle, namely a small gasoline engine is utilized to drive a generator to generate electricity, and the electricity is rectified into a direct-current voltage source to charge a vehicle-mounted storage battery, but the vehicle-mounted storage battery cannot be separated from a gasoline station and a gas station; secondly, charging is carried out in a charging station, and the power-on waiting time is too long; the small household electric automobile can be charged by a household charger when a user has a rest at night. It can be seen that these methods have advantages and disadvantages, especially under some field conditions, the failure to charge may cause endless troubles and ineffectiveness!
In addition to the above-mentioned conventional charging methods, a better charging method is available for solving the charging trouble of the passengers, namely, a "battery replacement" method is used, that is, a "battery replacement station" is set in the same manner as a gas station, when the vehicle needs to be "charged", the vehicle is driven to the "battery replacement station", the "battery pack" of the vehicle is dismounted and replaced by a fully charged "battery pack", but the investment cost of the method is too high, and the design of the "battery pack" of the electric vehicle produced by each vehicle manufacturer does not have uniform standard and size specification, and the "battery replacement station" cannot meet the requirements of vehicles of various brands, and the requirements cannot be met for long-distance running electric vehicles.
Disclosure of Invention
The invention aims to provide a wind power generation range-extending device for an electric automobile, which realizes that the voltage of a power battery used in the automobile is higher than that of the power battery used in the automobile when the automobile runs for more than 40 kilometers per hour, so that the power battery is supplemented with electric quantity, and the purpose of increasing the continuous mileage of the automobile is achieved.
In order to achieve the purpose, the invention provides a wind power generation range extender for an electric vehicle, which comprises a wind power generation mechanism fixed on the vehicle, wherein the wind power generation mechanism comprises at least one group of power generation units, each power generation unit comprises a generator, a fan impeller connected with a rotor assembly of the generator and a controller, the input end of the controller is electrically connected with a stator assembly of the generator, and the output end of the controller is electrically connected with a vehicle-mounted power supply of the vehicle.
Preferably, the generator is a direct-drive external rotor motor, the external rotor motor includes an air inlet and outlet fairing, a rotor assembly arranged inside the air inlet and outlet fairing, and a stator assembly arranged inside the rotor assembly and coaxially arranged with the rotor assembly, and the air inlet and outlet fairing is provided with an air inlet and outlet corresponding to the position of the fan impeller.
Preferably, the fan impeller includes a hub, blades fixed to a circumferential side of the hub, and an inner ring plate fixed to one end of the hub.
Preferably, the rotor assembly comprises a rotor core arranged on the inner side of the air inlet and outlet fairing, a plurality of pairs of permanent magnet steel are fixed on the inner side of the rotor core, a disc is fixed on the outer side of the rotor core, a plurality of first mounting holes are uniformly formed in the disc, a second mounting hole is formed in the position, corresponding to the first mounting hole, of the inner ring plate, and a fastener penetrates through the first mounting hole and is rigidly connected with the second mounting hole.
Preferably, the stator assembly comprises a stator core formed by laminating motor punching sheets, the stator core is connected with the air inlet and outlet fairing through a motor fixing shaft, a winding wound by a plurality of strands of insulated wires is arranged in a wire slot of the stator core, and the end of the winding penetrates out of the motor fixing shaft and is electrically connected with the controller.
Preferably, the controller comprises a rectifying circuit, a voltage stabilizing circuit and a current-voltage conversion circuit, wherein the input end of the rectifying circuit is electrically connected with the winding, and the output end of the rectifying circuit is electrically connected with the vehicle-mounted power supply after being sequentially connected with the voltage stabilizing circuit and the current-voltage conversion circuit in series.
Preferably, the permanent magnet steel is tile-shaped magnetic steel.
Preferably, the vehicle is a small-sized vehicle, the vehicle is a car or a commercial vehicle, and the wind power generation mechanism comprises a plurality of groups of vertical power generation units which are fixed at the front end of the vehicle and are linearly arranged;
16 pairs of permanent magnet steel are fixed on the inner side of the rotor core, the number of the slots of the stator core is 48, and the winding is a three-phase stator winding
Preferably, the vehicle is a large-scale vehicle, the vehicle is a passenger car or a truck with a ceiling, and the wind power generation mechanism comprises a group of horizontal power generation units fixed at the top end of the vehicle;
12 pairs of permanent magnet steel are fixed on the inner side of the rotor core, the number of the slots of the stator core is 96, and the winding is a four-phase stator winding.
Preferably, the blade radius of the blower wheel for the large vehicle is larger than that of the blower wheel for the small vehicle.
The invention has the following beneficial effects:
1. compared with the vehicle-mounted fuel range extender used at present, the wind power generation range extender for the electric vehicle has the advantages of high efficiency, no pollution, safety and reliability.
2. According to the application of the vehicle, the wind power generation range-extending device with different structures can be selected, such as a large-scale passenger car with a ceiling, a large-scale truck and the like, and the wind wheel with larger diameter can be installed to generate more electric energy due to the large top surface area; and small-size passenger car, commercial car can select the vertical generating element of multiunit to generate electricity, saves the installation area.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention;
fig. 3 is a second plan view of an embodiment of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention;
fig. 4 is a generator structure diagram of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention;
fig. 5 is a fan impeller structure diagram of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention.
Wherein: 1. a controller; 2. a motor fixing shaft; 3. a power generation unit; 30. a fan impeller; 300. a blade; 301. an inner ring plate; 3010. a first mounting hole; 302. a wheel axle; 31. a rotor assembly; 310. a rotor core; 311. permanent magnet steel; 312. a disc; 3120. a second mounting hole; 32. a stator assembly; 320. a stator core; 321. a winding; 33. an air inlet and outlet fairing; 330. an air inlet and an air outlet.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, and it should be noted that the present embodiment is based on the technical solution, and the detailed implementation and the specific operation process are provided, but the protection scope of the present invention is not limited to the present embodiment.
Fig. 1 is a schematic structural diagram of an embodiment of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of a second embodiment of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention; fig. 3 is a second plan view of an embodiment of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention; fig. 4 is a generator structure diagram of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention; fig. 5 is a structural diagram of a fan impeller of a wind power generation range extender for an electric vehicle according to an embodiment of the present invention, and as shown in the drawing, the structure of the present invention includes a wind power generation mechanism fixed on a vehicle, the wind power generation mechanism includes at least one set of power generation unit 3, the power generation unit 3 includes a generator, a fan impeller 30 connected to a rotor assembly 31 of the generator, and a controller 1 having an input end electrically connected to a stator assembly 32 of the generator, and an output end of the controller 1 electrically connected to a vehicle-mounted power supply of the vehicle. The generator is a direct-drive outer rotor motor, the outer rotor motor comprises an air inlet and outlet fairing 33, a rotor assembly 31 arranged on the inner side of the air inlet and outlet fairing 33 and a stator assembly 32 arranged on the inner side of the rotor assembly 31 and coaxial with the rotor assembly 31, an air inlet and outlet 330 is arranged at the position, corresponding to the fan impeller 30, of the air inlet and outlet fairing 33, and the air inlet and outlet 330 is located at one end of the fan impeller 30 and used for increasing air inlet pressure.
The fan impeller 30 comprises a hub 302, blades 300 fixed on the circumference side of the hub 302 and an inner annular plate 301 fixed on one end of the hub 302, wherein the blades 300 are arc-shaped blades 300 and are spirally arranged on the circumference side of the hub 302, and the wind energy conversion rate is higher.
The rotor assembly 31 comprises a rotor core 310 arranged on the inner side of the air inlet and outlet fairing 33, a plurality of pairs of permanent magnet steels 311 are fixed on the inner side of the rotor core 310, the permanent magnet steels 311 are tile-shaped magnetic steels, and the tile-shaped magnetic steels are sequentially arranged according to an N pole and an S pole to form a circular ring type internal magnetic field. A disc 312 is fixed on the outer side of the rotor core 310, a plurality of first mounting holes 3010 are uniformly formed in the disc 312, a second mounting hole 3120 is formed in the inner ring plate 301 at a position corresponding to the first mounting hole 3010, and a fastener passes through the first mounting hole 3010 and is rigidly connected to the second mounting hole 3120, so that the rotor core 310 is rigidly connected to the fan impeller 30.
The stator assembly 32 comprises a stator core 320 formed by laminating motor punching sheets, the stator core 320 is connected with the air inlet and outlet fairing 33 through the motor fixing shaft 2, a winding 321 formed by winding a plurality of strands of insulated wires is arranged in a wire slot of the stator core 320, and the end of the winding 321 penetrates through the motor fixing shaft 2 and is electrically connected with the controller 1.
The controller 1 comprises a rectifying circuit, a voltage stabilizing circuit and a current-voltage conversion circuit, wherein the input end of the rectifying circuit is electrically connected with the winding 321, and the output end of the rectifying circuit is sequentially connected with the voltage stabilizing circuit and the current-voltage conversion circuit in series and then electrically connected with a vehicle-mounted power supply. The three-phase alternating current induced current generated by the stator winding 321 is converted into a direct current voltage source by using a rectifying circuit; according to the charging voltage and current required by the installation of the vehicle-mounted power supply, a current-voltage conversion circuit which is combined with the series and parallel structures output by each stator assembly 32 winding 321 in the power generation range extender and a voltage stabilizing circuit for ensuring unstable output voltage caused by wind speed change are arranged in the control box;
in the first embodiment, the vehicle is a small-sized vehicle, the vehicle is a sedan or a commercial vehicle, and the wind power generation mechanism comprises a plurality of groups of vertical power generation units 3 which are fixed at the front end of the vehicle and are linearly arranged; 16 pairs of permanent magnet steels 311 are fixed on the inner side of the rotor core 310, the number of slots of the stator core 320 is 48, and the winding 321 is a three-phase stator winding 321
In the second embodiment, the vehicle is a large-sized vehicle, the vehicle is a passenger car or a truck with a ceiling, and the wind power generation mechanism comprises a group of horizontal power generation units 3 fixed at the top end of the vehicle; the rotor core 310 is fixed with 12 pairs of permanent magnet steels 311 inside, the number of slots of the stator core 320 is 96 slots, and the winding 321 is a four-phase stator winding 321.
Preferably, the radius of the blades 300 of the large vehicle fan wheel 30 is larger than the radius of the blades 300 of the small vehicle fan wheel 30.
The working process is as follows: after the vehicle runs, the wind blows to drive the fan impeller 30 to rotate, and then drives the rotor core 310 to rotate, a rotating magnetic field is generated, so that the stator winding 321 performs magnetic induction line cutting motion in the rotating magnetic field to generate current, three-phase alternating current is rectified into direct current through the rectifying circuit, then the ripple wave of output voltage is reduced through the voltage stabilizing circuit, the interference of surge voltage and harmonic waves of the output voltage and an external circuit in work to the output voltage is stabilized, and finally the current and voltage reach a set current and voltage value through the current and voltage conversion circuit, and the vehicle-mounted power supply can be charged.
Therefore, the wind power generation range-increasing device for the electric automobile with the structure realizes that the voltage of the power battery used in the automobile is higher than that of the power battery used in the automobile when the automobile runs for more than 40 kilometers per hour, so that the power battery is supplemented with electric quantity, and the purpose of increasing the continuous mileage of the automobile is achieved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the invention without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a wind power generation increases journey device for electric automobile which characterized in that: including being fixed in the wind power generation mechanism on the vehicle, wind power generation mechanism includes at least a set of power generation unit, power generation unit include the generator, with fan wheel and the input that the rotor subassembly of generator is connected with the controller that the stator module electricity of generator links, the output of controller with the on-vehicle power electricity of vehicle links.
2. The wind power generation range extender for the electric vehicle according to claim 1, wherein: the generator is a direct-drive external rotor motor, the external rotor motor comprises an air inlet and outlet fairing, a rotor assembly arranged on the inner side of the air inlet and outlet fairing and a stator assembly arranged on the inner side of the rotor assembly and coaxially arranged with the rotor assembly, and an air inlet and outlet is formed in the position, corresponding to the fan impeller, of the air inlet and outlet fairing.
3. The wind power generation range extender for the electric vehicle according to claim 2, wherein: the fan impeller comprises an axle, blades fixed on the circumferential side of the axle and an inner annular plate fixed at one end of the axle.
4. The wind power generation range extender for the electric vehicle according to claim 3, wherein: the rotor assembly comprises a rotor core arranged on the inner side of the air inlet and outlet fairing, a plurality of pairs of permanent magnet steel are fixed on the inner side of the rotor core, a disc is fixed on the outer side of the rotor core, a plurality of first mounting holes are uniformly formed in the disc, a second mounting hole is formed in the position, corresponding to the first mounting hole, of the inner ring plate, and a fastener penetrates through the first mounting hole and is rigidly connected with the second mounting hole.
5. The wind power generation range extender for the electric vehicle according to claim 2, wherein: the stator assembly comprises a stator core formed by laminating motor punching sheets, the stator core is connected with the air inlet and outlet fairing through a motor fixing shaft, a winding formed by winding a plurality of strands of insulated wires is arranged in a wire slot of the stator core, and the end of the winding penetrates out of the motor fixing shaft and is electrically connected with the controller.
6. The wind power generation range extender for the electric vehicle according to claim 5, wherein: the controller comprises a rectifying circuit, a voltage stabilizing circuit and a current-voltage conversion circuit, wherein the input end of the rectifying circuit is electrically connected with the winding, and the output end of the rectifying circuit is sequentially connected with the voltage stabilizing circuit and the current-voltage conversion circuit in series and then electrically connected with the vehicle-mounted power supply.
7. The wind power generation range extender for the electric vehicle according to claim 4, wherein: the permanent magnet steel is tile-shaped.
8. The wind power generation range extender for the electric vehicle according to any one of claims 1 to 7, wherein: the wind power generation mechanism comprises a plurality of groups of vertical power generation units which are fixed at the front end of the vehicle and are linearly arranged;
16 pairs of permanent magnet steel are fixed on the inner side of the rotor core, the number of slots of the stator core is 48, and the winding is a three-phase stator winding.
9. The wind power generation range extender for the electric vehicle according to any one of claims 1 to 7, wherein: the wind power generation mechanism comprises a group of horizontal power generation units fixed at the top end of the vehicle;
12 pairs of permanent magnet steel are fixed on the inner side of the rotor core, the number of the slots of the stator core is 96, and the winding is a four-phase stator winding.
10. The wind power generation range extender for the electric vehicle according to claim 9, wherein: the blade radius of the fan impeller for the large-scale vehicle is larger than that of the fan impeller for the small-scale vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411380.XA CN112356679A (en) | 2020-12-03 | 2020-12-03 | Wind power generation range-extending device for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411380.XA CN112356679A (en) | 2020-12-03 | 2020-12-03 | Wind power generation range-extending device for electric automobile |
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| Publication Number | Publication Date |
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| CN112356679A true CN112356679A (en) | 2021-02-12 |
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| CN202011411380.XA Withdrawn CN112356679A (en) | 2020-12-03 | 2020-12-03 | Wind power generation range-extending device for electric automobile |
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| CN (1) | CN112356679A (en) |
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2020
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Application publication date: 20210212 |