CN106411080A - Wheel hub motor, electric vehicle, and power supplying, charging and braking methods for electric vehicle - Google Patents
Wheel hub motor, electric vehicle, and power supplying, charging and braking methods for electric vehicle Download PDFInfo
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- CN106411080A CN106411080A CN201611033678.5A CN201611033678A CN106411080A CN 106411080 A CN106411080 A CN 106411080A CN 201611033678 A CN201611033678 A CN 201611033678A CN 106411080 A CN106411080 A CN 106411080A
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- wheel hub
- stator
- power supply
- hub motor
- electricity
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- 238000000034 method Methods 0.000 title claims abstract description 54
- 230000005611 electricity Effects 0.000 claims description 98
- 230000005284 excitation Effects 0.000 claims description 5
- 239000013589 supplement Substances 0.000 abstract description 11
- 230000002035 prolonged effect Effects 0.000 abstract 1
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 7
- 239000005022 packaging material Substances 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
- H02J7/1407—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle on vehicles not being driven by a motor, e.g. bicycles
-
- 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
- Y02T10/64—Electric machine technologies in electromobility
-
- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention, which relates to the technical field of the traffic tool, provides a wheel hub motor, an electric vehicle, and power supplying, charging and braking methods for an electric vehicle. The wheel hub motor comprises a rotor and a first stator; the first stator generates a magnetic field after being electrified; and the rotor rotates relative to the first stator under the magnetic field generated by the first stator. Besides, the wheel hub motor also includes a second stator that cuts a rotation magnetic field generated by rotation of the rotor to generate an induced potential. According to the invention, when a tyre is driven to make rotation, a certain induced potential is generated to supplement power for consumption of the power of the electric vehicle. Therefore, a technical problem that the wheel hub motor provides power by the external power supply and can not supplement power for the electric vehicle in the prior art can be solved. And thus, the driving time and charging period of the electric vehicle are prolonged effectively.
Description
Technical field
The present invention relates to the technical field of the vehicles, especially relate to a kind of wheel hub motor, electric motor car and electric motor car
Power supply, charging and braking method.
Background technology
Wheel hub motor generally includes the hub shell being coaxially disposed, rotor and stator, hub shell respectively with tire, rotor
It is fixedly connected, rotor includes permanent magnet or the magnet exciting coil that can produce magnetic field, stator includes stator winding, stator winding is in energising
Also magnetic field can be produced afterwards, the interaction lower rotor part rotation in stator field and rotor field, and then drive hub shell and wheel
Tire rotates.
Actuating unit, transmission mechanism and arrestment mechanism are all incorporated in wheel wheel hub motor, eliminate substantial amounts of transmission
Part, so that the mechanical part of electric motor car is greatly simplified, improves space availability ratio and the transmission efficiency of electric motor car；Simultaneously permissible
Realize the type of drive of Various Complex so that the design of electric motor car is easier to realize modularization and personalization.Therefore, wheel hub motor
There is extensive development prospect in electric automobiles.
But existing wheel hub motor can only lean on external power supply to provide electric power it is impossible to supplement electric power for electric motor car, this just makes
The charge frequency obtaining electric motor car is higher, and the distance travelling after filling once electricity is also comparatively short, greatly limit
The promoting the use of of electric motor car.
Content of the invention
It is an object of the invention to provide a kind of wheel hub motor and electric motor car, only to improve wheel hub motor of the prior art
Electric power can be provided by external power supply it is impossible to supplement the technical problem of electric power for electric motor car.
The present invention also aims to providing a kind of method of supplying power to of electric motor car, to improve the supplier of electricity of existing electric motor car
Method power consumption is fast, the big technical problem of the loss of power.
The present invention also aims to providing a kind of charging method of electric motor car, to improve the charging side of existing electric motor car
Method charging frequently technical problem.
The present invention also aims to providing a kind of braking method of electric motor car, to improve the braking side of existing electric motor car
Technical problem to brake component serious wear when legal system is moved.
The invention provides a kind of wheel hub motor, including rotor and the first stator, described first stator produces after being energized
Magnetic field, described rotor rotates relative to described first stator under the magnetic field of described first stator, and described wheel hub motor also includes
Two stators；
Described second stator cuts described rotor and rotates the rotating excitation field producing, and produces induced potential.
Further, described rotor is looped around described first stator exterior, and described second stator outward and is incited somebody to action in described rotor
In described rotor is looped around；Or described rotor is looped around described second stator exterior, and described first stator is outside described rotor
And described rotor is looped around interior.
Further, described first stator and the second stator are coil windings；Described first stator is connected with power supply, described
Second stator is connected with electric storage means.
Further, described wheel hub motor also includes hub shell and stator case；
Described hub shell has the rotor accommodating chamber of annular, and described rotor is fixedly installed in described rotor accommodating chamber；
Described stator case has the stator accommodating chamber of annular, and described first stator and described second stator are separately positioned on
On two side walls of described stator accommodating chamber；
Described hub shell and described stator case mutually fasten, and described rotor is entrenched in described first stator and described
Between second stator.
Further, described wheel hub motor also includes driving patchboard and generating patchboard；
Described driving patchboard is used for connecting described first stator and power supply；
Described generating patchboard is used for connecting described second stator and electric storage means.
Further, described wheel hub motor also includes bearing；The inner ring of described bearing is connected with described stator case, outer ring
It is connected with described hub shell.
Present invention also offers a kind of electric motor car, the tire of described electric motor car is provided with the wheel hub described in any of the above-described
Motor.
Present invention also offers a kind of method of supplying power to of electric motor car, described electric motor car includes multiple power supplys, multiple described electricity
Source is connected with described wheel hub motor, and multiple described power supply is connected in parallel to each other；
The method of supplying power to of described electric motor car includes：
S1, electricity is higher than that the power supply of default electricity is alternatively connected with described wheel hub motor, powers to described wheel hub motor；
S2, whether the electricity detecting the power supply being connected with described wheel hub motor is higher than default electricity；
S3, if the electricity of the power supply being connected with described wheel hub motor is less than default electricity, repeat step S1；If with described
The electricity of the power supply that wheel hub motor connects is higher than default electricity, then described power supply continues to power to described wheel hub motor.
Further, multiple described power supplys include controlling power supply and driving power supply；Described step S1 comprises the steps：
If the described electricity controlling power supply and described driving power supply is above default electricity, described driving power supply with described
Wheel hub motor connects, and powers to described wheel hub motor；If the electricity of described driving power supply is less than default electricity, described control electricity
Source is connected with described wheel hub motor, powers to described wheel hub motor.
Present invention also offers a kind of charging method of electric motor car, described electric motor car includes multiple power supplys, multiple described electricity
Source is connected with described wheel hub motor, and multiple described power supply is connected in parallel to each other；
The charging method of described electric motor car includes：
S1, described wheel hub motor is alternatively connected with power supply, to described power source charges；
S2, whether the electricity detecting the power supply being connected with described wheel hub motor is higher than default electricity；
S3, if the electricity of the power supply being connected with described wheel hub motor is higher than default electricity, repeat step S1；If with described
The electricity of the power supply that wheel hub motor connects is less than default electricity, then described wheel hub motor continues to described power source charges.
Further, described step S1 comprises the steps：
If the electricity of described driving power supply is higher than default electricity, described wheel hub motor is connected with described control power supply, to
Described control power source charges；If the electricity of described driving power supply is less than default electricity and/or described control power supply is fully charged, institute
State wheel hub motor to be connected with described driving power supply, charge to described driving power supply.
Present invention also offers a kind of braking method of electric motor car, the braking method of described electric motor car includes：In triggering system
During action, switch the sense of current in described first stator, to produce opposing magnetic field, described rotor is in described first stator
Opposing magnetic field in the presence of produce reactive torque, reduce vehicle wheel rotational speed step.
Wheel hub motor and electric motor car that the present invention provides, wherein wheel hub motor includes rotor and the first stator, the first stator
Energising produces magnetic field, and rotor rotates relative to the first stator under the magnetic field of the first stator, thus what drive was fixedly connected with the rotor
Tyre rotation；Wheel hub motor also includes the second stator, and the second stator cutting rotor rotates the rotating excitation field producing, and produces sensing
Second stator is connected with the electric storage means of electric motor car by potential by wire, you can produce electric current, realizes the charging to electric motor car.
The wheel hub motor that the present invention provides, while tire on the drive wheels rotates, can produce certain induced potential, supplement electric motor car electricity
The consumption of amount, improves wheel hub motor of the prior art and external power supply can only be leaned on to provide electric power it is impossible to supplement electric power for electric motor car
Technical problem, effectively extend running time and the charge cycle of electric motor car.
The method of supplying power to of the electric motor car that the present invention provides, the multiple power sources in parallel setting in electric motor car, and alternatively with
Wheel hub motor connects, and powers to wheel hub motor, is powered for electric motor car with existing electric motor car by the way of multiple power sources in series
Compare, it is to avoid multiple power sources in series are powered the phenomenon leading to all power supplys to be simultaneously lost, and effectively improve existing electricity
The method of supplying power to power consumption of motor-car is fast, and the big technical problem of the loss of power extends the service life of power supply.
The charging method of the electric motor car that the present invention provides, is filled to power supply by wheel hub motor during electric motor car travels
Electricity, to make up the consumption of electric vehicle power sources electricity, effectively extends the use time of power supply, improves filling of existing electric motor car
Method for electrically charging frequently technical problem, and the effect extending operating range can also be reached.
The braking method of the electric motor car that the present invention provides, is by changing the sense of current in the first stator thus reaching
Reduce the purpose of speed, can effectively reduce the heat that existing mechanical braking produces, and related to braking in braking procedure
The abrasion of part, improves the braking method of the existing electric motor car technical problem in braking to brake component serious wear,
Extend the service life of brake component.
Brief description
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
In embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe in
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The first structural representation of the wheel hub motor that Fig. 1 provides for the embodiment of the present invention 1；
The second structural representation of the wheel hub motor that Fig. 2 provides for the embodiment of the present invention 1；
Fig. 3 is the structural representation of the wheel hub motor hub shell shown in Fig. 2；
Fig. 4 is the structural representation of the wheel hub motor stator case shown in Fig. 2；
Fig. 5 is the explosive view of the wheel hub motor shown in Fig. 2；
Fig. 6 is the sectional view of the wheel hub motor shown in Fig. 2；
The structural representation of the tire of the electric motor car that Fig. 7 provides for the embodiment of the present invention 2；
The vehicle electric circuitry figure that Fig. 8 provides for the embodiment of the present invention 3 or 4；
The flow chart of the electric motor car method of supplying power to that Fig. 9 provides for the embodiment of the present invention 3；
The flow chart of the electrical bicycle charging method that Figure 10 provides for the embodiment of the present invention 4.
Icon：10- rotor；20- first stator；30- second stator；40- hub shell；50- stator case；60- drives
Patchboard；70- generating patchboard；80- bearing；90- end cap；100- tire body；110- controls power supply；120- driving power supply；
130- drive control device；140- master controller；Other electrical equipments of 150-.
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described with the enforcement it is clear that described
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or is integrally connected；Can
To be to be mechanically connected or electrical connection；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment 1
The present embodiment provides a kind of wheel hub motor, and as shown in Figure 1 or 2, including rotor 10 and the first stator 20, first is fixed
Son 20 produces magnetic field after being energized, and rotor 10 rotates relative to the first stator 20 under the magnetic field that the first stator 20 produces；Wheel hub electricity
Machine also includes the second stator 30, and the second stator 30 cutting rotor 10 rotates the rotating excitation field producing, and produces induced potential.
In the present embodiment, rotor 10 rotates relative to the first stator 20 under the magnetic field of the first stator 20, thus drive with
The tyre rotation that rotor 10 is fixedly connected, the magnetic field that the second stator 30 cutting rotor 10 rotation simultaneously produces, and produce induced electricity
Second stator 30 is connected with the electric storage means of electric motor car by gesture by wire, you can produce electric current, realizes the charging to electric motor car.
The wheel hub motor that the present embodiment provides, while tire on the drive wheels rotates, can produce certain induced potential, supplement electric motor car
The consumption of electricity, improves wheel hub motor of the prior art and external power supply can only be leaned on to provide electric power it is impossible to supplement electricity for electric motor car
The technical problem of power, effectively extends running time and the charge cycle of electric motor car, and then extends the operating range of electric motor car,
The popularization and application of electric motor car are effectively promoted.
In this embodiment, it is preferred that, rotor 10, the first stator 20 and the second stator 30 are coaxially disposed.As Fig. 1 institute
Show, the first stator 20 and the second stator 30 can be arranged on the two ends of rotor 10, be all looped around outside or the inside of rotor 10,
The interference that influences each other so between setting the first stator 20 and the second stator 30 is less, can keep keeping respective well
Working condition.
Can also be using following manner setting between rotor 10, the first stator 20 and the second stator 30：As shown in Fig. 2 turning
Son 10 is looped around outside the first stator 20, and the second stator 30 is outer and in being looped around rotor 10 in rotor 10；Or rotor 10 ring
It is wound on outside the second stator 30, the first stator 20 is outer and in being looped around rotor 10 in rotor 10.
In the present embodiment, specifically, the first stator 20 and the second stator 30 are coil windings, the first stator 20 and power supply
Connect, the second stator 30 is connected with electric storage means.By following manner, rotor 10, the first stator 20 and the second stator 30 are connected
Come.
As shown in Figure 3 and Figure 4, wheel hub motor also includes hub shell 40 and stator case 50, and hub shell 40 has ring
The rotor accommodating chamber of shape, rotor 10 is fixedly installed in rotor accommodating chamber；Stator case 50 has the stator accommodating chamber of annular, the
One stator 20 and the second stator 30 are separately positioned on two side walls of stator accommodating chamber；Hub shell 40 and stator case 50 phase
Mutually fasten, rotor 10 is entrenched between the first stator 20 and the second stator 30.Propped up with the stator that stator case 50 replaces routine
Frame, can effectively reduce the volume of wheel hub motor, make the structure of wheel hub motor more compact.
In this embodiment, it is preferred that, rotor 10 is PM rotor, and PM rotor does not need exciting current just permissible
Produce magnetic field, energy conversion efficiency is high, and can simplify the structure of wheel hub motor.The thickness of PM rotor is 5-7 centimetre,
Both can guarantee that the first stator 20 and the second stator 30 energy each normal work, and be avoided that the oversized of wheel hub motor again, and increase
Power up the assembly difficulty of motor-car.Certainly, other can replace the rotor such as magnet exciting coil of PM rotor to should also be as in this enforcement
In the protection domain of example.
In this embodiment, it is preferred that, hub shell 40 and stator case 50 are all made using aluminum alloy materials, aluminium alloy
Material has the advantages that thermal conductivity and the corrosion stability that density is low, intensity is high, excellent.
In the present embodiment, when the second stator 30 is looped around outside rotor 10, the first stator 20 is looped around inside rotor 10
When, it is more that the number of turns of the power coil on the second stator 30 can be arranged, thus producing larger induced potential, can be more preferable
Make up the loss of electric motor car electricity, under identical speed, running time is longer, and operating range is farther.When the second stator 30
It is looped around inside rotor 10, when the first stator 20 is looped around rotor 10 outside, the number of turns of the driving coil on the first stator 20 can
More with setting, higher by the current strength of driving coil, the rotating speed of rotor 10 can be made faster, accelerate to identical speed
When, the acceleration time used is shorter.
Further, as shown in Figure 5 and Figure 6, wheel hub motor also includes driving patchboard 60 and generating patchboard 70；Drive
Patchboard 60 is used for connecting the first stator 20 and power supply；Generating patchboard 70 is used for connecting the second stator 30 and electric storage means.Wherein,
Power supply and electric storage means can be rechargeable lithium battaries, and lithium battery has that specific energy is big, specific power is high, self discharge is little, can be quick
The advantages of electric discharge, efficiency high.
Further, as shown in Figure 5 and Figure 6, wheel hub motor also includes bearing 80；The inner ring of bearing 80 and stator case 50
Connect, outer ring is connected with hub shell 40, to ensure that hub shell 40 can be with respect to stator case under the drive of rotor 10
50 rotations, facilitate simultaneously and connect with the connecting shaft in electric motor car.
Further, as shown in Figure 5 and Figure 6, wheel hub motor also includes end cap 90, for closing wheel hub motor, prevent water,
Dust etc. enters in wheel hub motor, is provided with connecting hole on end cap 90 simultaneously, will drive patchboard 60 and generating patchboard 70
On the end of a thread be connected with external power source.
In sum, the wheel hub motor that the present embodiment provides, including rotor 10 and the first stator 20, the first stator 20 is energized
Produce magnetic field, rotor 10 rotates relative to the first stator 20 under the magnetic field of the first stator 20, thus driving connect fixing with rotor 10
The tyre rotation connecing；Wheel hub motor also includes the second stator 30, and the second stator 30 cutting rotor 10 rotates the rotating excitation field producing,
Thus producing induced potential, by wire, the second stator 30 is connected with the electric storage means of electric motor car, you can produce electric current, it is right to realize
The charging of electric motor car.The wheel hub motor that the present embodiment provides, while tire on the drive wheels rotates, can produce certain induced electricity
Gesture, supplements the consumption of electric motor car electricity, improves wheel hub motor of the prior art and external power supply can only be leaned on to provide electric power it is impossible to be
Electric motor car supplements the technical problem of electric power, effectively extends running time and the charge cycle of electric motor car.
Embodiment 2
The present embodiment provides a kind of electric motor car, and the tire of described electric motor car is provided with the wheel hub motor described in embodiment 1.
In the present embodiment, as shown in fig. 7, hub shell 40 is fixedly connected with tire body 100.
In the present embodiment, wheel hub motor can be respectively mounted on all tire of electric motor car it is also possible to be only installed at it
In on one or several tires, to meet different drive demand.
In sum, the electric motor car that the present embodiment provides, due to being provided with the wheel hub electricity described in embodiment 1 on its tire
Machine, in the process of moving, can produce certain induced potential, to supplement the consumption of electric motor car electricity, effectively extend electronic
The running time of car and charge cycle, thus saved cost.
Embodiment 3
The present embodiment provides a kind of method of supplying power to of electric motor car, and the method is to be implemented based on electric motor car described in embodiment 2,
As shown in figure 8, described electric motor car includes multiple power supplys, multiple described power supplys are connected with wheel hub motor, and multiple power supply is each other simultaneously
Connection；
As shown in figure 9, the method for supplying power to of described electric motor car includes：
S1, electricity is higher than that the power supply of default electricity is alternatively connected with wheel hub motor, powers to wheel hub motor；
S2, whether the electricity detecting the power supply being connected with wheel hub motor is higher than default electricity；
S3, if the electricity of the power supply being connected with wheel hub motor is less than default electricity, repeat step S1；If with wheel hub motor
The electricity of the power supply connecting is higher than default electricity, then power supply continues to power to wheel hub motor.
From the power supply of existing electric motor car powered for electric motor car by the way of series connection different, in the present embodiment, electric motor car
On the setting of multiple power sources in parallel, and be alternatively connected with wheel hub motor, power to wheel hub motor, it is to avoid multiple power supply strings
Alliance conductance causes the phenomenon that multiple power supplys are lost simultaneously, and the method for supplying power to power consumption effectively improving existing electric motor car is fast,
The big technical problem of the loss of power, extends the service life of power supply.
Further, as shown in figure 8, multiple power supply includes controlling power supply 110 and driving power supply 120；Above-mentioned steps S1 bag
Include following step：
If controlling power supply 110 and the electricity of driving power supply 120 to be above default electricity, driving power supply 120 and wheel hub electricity
Machine connects, and powers to wheel hub motor；If the electricity of driving power supply 120 is less than default electricity, control power supply 110 and wheel hub motor
Connect, power to wheel hub motor.
Control power supply 110 and the quantity of driving power supply 120 can arrange according to actual needs, for example, as shown in figure 8, this
Embodiment is provided with one and controls power supply 110 and four driving power supplies 120, wherein, controls power supply 110 to the driving in electric motor car
Controller 130, master controller 140 and other electrical equipments 150 are powered；Four driving power supplies 120 are powered to wheel hub motor.When
The electricity of four driving power supplies 120 be below default electricity or other faults occur it is impossible to wheel hub motor power when, then permissible
Switching control power supply 110 is powered to wheel hub motor.In the present embodiment, can be one to four driving power supply 120 number consecutivelies
Number power supply, No. two power supplys, No. three power supplys and No. four power supplys, power to wheel hub motor successively, so arrange more convenient user and see
Examine the charge condition of each driving power supply 120.
In the present embodiment, by drive control device 130, driving power supply 120 working condition and electricity height are carried out in real time
Monitoring and control, and relevant data is sent in master controller 140, according to data, to electric motor car, each sets master controller 140
Standby be monitored and adjust, the such as working condition according to actual conditions real-time adjustment wheel hub motor, switch multiple power supplys and wheel
Connection between hub motor etc..
In sum, the present embodiment provides a kind of method of supplying power to of electric motor car, the multiple power sources in parallel settings in electric motor car,
And be alternatively connected with wheel hub motor, power to wheel hub motor, it is to avoid multiple power sources in series power lead to all power supplys with
When the phenomenon that is lost, the method for supplying power to power consumption effectively improving existing electric motor car is fast, the big technical problem of the loss of power,
Extend the service life of power supply.
Embodiment 4
Present embodiments provide a kind of charging method of electric motor car, the method is to implement based on electric motor car described in embodiment 2
, as shown in figure 8, described electric motor car includes multiple power supplys, multiple power supplys are connected with wheel hub motor, and multiple power supply is each other simultaneously
Connection；
As shown in Figure 10, the charging method of described electric motor car includes：
S1, wheel hub motor is alternatively connected with power supply, to power source charges；
S2, whether the electricity detecting the power supply being connected with wheel hub motor is higher than default electricity；
S3, if the electricity of the power supply being connected with wheel hub motor is higher than default electricity, repeat step S1；If with wheel hub motor
The electricity of the power supply connecting is less than default electricity, then wheel hub motor continues to power source charges.
The charging method of the electric motor car being provided using the present embodiment, by wheel hub motor to electricity during electric motor car travels
Charging in source, to make up the consumption of electric vehicle power sources electricity, effectively extends the use time of power supply, improve existing electric motor car
Charging method charge frequently technical problem, and the effect extending operating range can also be reached.
It should be noted that the charging method that the present embodiment provides is logical in a kind of auxiliary charging method, with prior art
The external power supplys such as overcharge stake charge to electric motor car and match, and can effectively extend the frequency of charging, and row after charging
Sail apart from longer.
Further, as shown in figure 8, multiple power supply includes controlling power supply 110 and driving power supply 120；
Above-mentioned steps S1 comprise the steps：
If the electricity of driving power supply 120 is higher than default electricity, wheel hub motor is connected with controlling power supply 110, electric to controlling
Charge in source 110；If the electricity of driving power supply 120 is less than default electricity and/or controls power supply 110 fully charged, wheel hub motor with
Driving power supply 120 connects, and charges to driving power supply 120.
Control power supply 110 and the quantity of driving power supply 120 can arrange according to actual needs, for example, as shown in figure 8, this
Embodiment is provided with one and controls power supply 110 and four driving power supplies 120, when the electricity of one of driving power supply 120 is less than
It is possible to control wheel hub motor to be connected with this driving power supply 120 during default electricity, charge to this driving power supply 120, to ensure electricity
The normally travel of motor-car.In the present embodiment, can also be power supply, No. two electricity to four driving power supply 120 number consecutivelies
Source, No. three power supplys and No. four power supplys, wheel hub motor starts to power to each driving power supply 120 successively from a power supply.
In the present embodiment, by drive control device 130, driving power supply 120 working condition and electricity height are carried out in real time
Monitoring and control, and relevant data is sent in master controller 140, master controller 140 is supervised to each equipment of electric motor car
Control and adjusting, the such as working condition according to actual conditions real-time adjustment wheel hub motor, switch multiple power supplys and wheel hub motor it
Between connection etc..
In sum, the charging method of the electric motor car that the present embodiment provides, by wheel hub electricity during electric motor car travels
Machine, to power source charges, to make up the consumption of electric vehicle power sources electricity, effectively extends the use time of power supply, improves existing
The charging method charging frequently technical problem of electric motor car, and the effect extending operating range can also be reached.
Embodiment 5
Present embodiments provide a kind of braking method of electric motor car, the method is to implement based on electric motor car described in embodiment 2
, the braking method of described electric motor car includes：When triggering braking maneuver, switch the sense of current in described first stator,
To produce opposing magnetic field, described rotor produces reactive torque in the presence of the opposing magnetic field of described first stator, reduces wheel
The step of rotating speed.
By master controller 140, driver can detect whether electric motor car triggers braking maneuver it is also possible to pass through itself
Observation judges whether to need electric motor car is braked.
The braking method that the present embodiment provides can also be combined with existing mechanical braking use, is further ensured that braking
Validity.
In sum, the braking method of the electric motor car that the present embodiment provides, is by changing the electric current in the first stator
Direction, thus reaching the purpose reducing speed, can effectively be reduced the heat that existing mechanical braking produces, and brake
The abrasion to brake component for the journey, improves the braking method of existing electric motor car when being braked to brake component serious wear
Technical problem, extend the service life of brake component.
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, is not intended to limit；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or wherein some or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (12)
1. a kind of wheel hub motor, including rotor and the first stator, described first stator produces magnetic field after being energized, and described rotor exists
Rotate relative to described first stator under the magnetic field that described first stator produces it is characterised in that described wheel hub motor also includes the
Two stators；
Described second stator cuts described rotor and rotates the rotating excitation field producing, and produces induced potential.
2. wheel hub motor according to claim 1 is it is characterised in that described rotor is looped around described first stator exterior,
Described second stator is outer and in being looped around described rotor in described rotor；Or described rotor is looped around outside described second stator
Portion, described first stator is outer and in being looped around described rotor in described rotor.
3. wheel hub motor according to claim 2 it is characterised in that described first stator and the second stator be coil around
Group；
Described first stator is connected with power supply, and described second stator is connected with electric storage means.
4. wheel hub motor according to claim 3 is it is characterised in that described wheel hub motor also includes hub shell and stator
Housing；
Described hub shell has the rotor accommodating chamber of annular, and described rotor is fixedly installed in described rotor accommodating chamber；
Described stator case has the stator accommodating chamber of annular, and described first stator and described second stator are separately positioned on described
On two side walls of stator accommodating chamber；
Described hub shell and described stator case mutually fasten, and described rotor is entrenched in described first stator and described second
Between stator.
5. wheel hub motor according to claim 4 is it is characterised in that described wheel hub motor also includes driving patchboard and sends out
Electrical connection disk；
Described driving patchboard is used for connecting described first stator and described power supply；
Described generating patchboard is used for connecting described second stator and described electric storage means.
6. wheel hub motor according to claim 5 is it is characterised in that described wheel hub motor also includes bearing；Described bearing
Inner ring be connected with described stator case, outer ring is connected with described hub shell.
7. a kind of electric motor car is it is characterised in that be provided with the wheel described in any one of claim 1-6 on the tire of described electric motor car
Hub motor.
8. the method for supplying power to of electric motor car described in claim 7 is it is characterised in that described electric motor car includes multiple power supplys, Duo Gesuo
State power supply to be connected with described wheel hub motor, and multiple described power supply is connected in parallel to each other；
The method of supplying power to of described electric motor car includes：
S1, electricity is higher than that the power supply of default electricity is alternatively connected with described wheel hub motor, powers to described wheel hub motor；
S2, whether the electricity detecting the power supply being connected with described wheel hub motor is higher than default electricity；
S3, if the electricity of the power supply being connected with described wheel hub motor is less than default electricity, repeat step S1；If with described wheel hub
The electricity of the power supply of motor connection is higher than default electricity, then described power supply continues to power to described wheel hub motor.
9. the method for supplying power to of electric motor car according to claim 8 is it is characterised in that multiple described power supply includes controlling power supply
And driving power supply；
Described step S1 comprises the steps：
If described control power supply and the electricity of described driving power supply to be above default electricity, described driving power supply and described wheel hub
Motor connection, powers to described wheel hub motor；If the electricity of described driving power supply is less than default electricity, described control power supply with
Described wheel hub motor connects, and powers to described wheel hub motor.
10. the charging method of electric motor car described in claim 7 is it is characterised in that described electric motor car includes multiple power supplys, Duo Gesuo
State power supply to be connected with described wheel hub motor, and multiple described power supply is connected in parallel to each other；
The charging method of described electric motor car includes：
S1, described wheel hub motor is alternatively connected with power supply, to described power source charges；
S2, whether the electricity detecting the power supply being connected with described wheel hub motor is higher than default electricity；
S3, if the electricity of the power supply being connected with described wheel hub motor is higher than default electricity, repeat step S1；If with described wheel hub
The electricity of the power supply of motor connection is less than default electricity, then described wheel hub motor continues to described power source charges.
The charging method of 11. electric motor cars according to claim 10 is it is characterised in that multiple described power supply includes controlling electricity
Source and driving power supply；
Described step S1 comprises the steps：
If the electricity of described driving power supply is higher than default electricity, described wheel hub motor controls power supply to be connected with described, to described
Control power source charges；If the electricity of described driving power supply is less than default electricity and/or described control power supply is fully charged, described wheel
Hub motor is connected with described driving power supply, charges to described driving power supply.
The braking method of electric motor car described in 12. claims 8 is it is characterised in that the braking method of described electric motor car includes：Touching
When sending out braking maneuver, switch the sense of current in described first stator, to produce opposing magnetic field, described rotor is described first
Reactive torque, the step reducing vehicle wheel rotational speed is produced in the presence of the opposing magnetic field of stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611033678.5A CN106411080A (en) | 2016-11-21 | 2016-11-21 | Wheel hub motor, electric vehicle, and power supplying, charging and braking methods for electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611033678.5A CN106411080A (en) | 2016-11-21 | 2016-11-21 | Wheel hub motor, electric vehicle, and power supplying, charging and braking methods for electric vehicle |
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| CN106411080A true CN106411080A (en) | 2017-02-15 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200973050Y (en) * | 2006-11-24 | 2007-11-07 | 邵宝奇 | Permanent-magnet brushless DC engine with generating stator coil |
| CN101867209A (en) * | 2010-06-14 | 2010-10-20 | 施全元 | Self-charging electric vehicle as well as self-charging method and system |
| CN103872868A (en) * | 2012-12-07 | 2014-06-18 | 株式会社电装 | Multi-gap type rotary electric machine |
| JP2015173583A (en) * | 2014-02-20 | 2015-10-01 | 北田 保雄 | Dynamo electric machine |
| CN206250930U (en) * | 2016-11-21 | 2017-06-13 | 王晓冬 | Wheel hub motor, tire and electric motor car |
-
2016
- 2016-11-21 CN CN201611033678.5A patent/CN106411080A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200973050Y (en) * | 2006-11-24 | 2007-11-07 | 邵宝奇 | Permanent-magnet brushless DC engine with generating stator coil |
| CN101867209A (en) * | 2010-06-14 | 2010-10-20 | 施全元 | Self-charging electric vehicle as well as self-charging method and system |
| CN103872868A (en) * | 2012-12-07 | 2014-06-18 | 株式会社电装 | Multi-gap type rotary electric machine |
| JP2015173583A (en) * | 2014-02-20 | 2015-10-01 | 北田 保雄 | Dynamo electric machine |
| CN206250930U (en) * | 2016-11-21 | 2017-06-13 | 王晓冬 | Wheel hub motor, tire and electric motor car |
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