CN109936267A - Motor for small vehicle - Google Patents
Motor for small vehicle Download PDFInfo
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- CN109936267A CN109936267A CN201711354487.3A CN201711354487A CN109936267A CN 109936267 A CN109936267 A CN 109936267A CN 201711354487 A CN201711354487 A CN 201711354487A CN 109936267 A CN109936267 A CN 109936267A
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Abstract
The present invention provides a kind of motor for being used for small vehicle (100), and other than power generation, the motor can be in high speed and auxiliary internal combustion engine under high load capacity.Motor is provided with stator (102) and rotor (104), the stator (102) is provided with one or more holes (123) to increase whole table area, and rotor (104) has multiple fins (190), so that stator (102) can quickly radiate, thus prevent the temperature of stator coil from increasing.
Description
Technical field
The present invention relates to a kind of motors for small vehicle, can also assist internal combustion at high speeds other than power generation
Engine.
Background technique
In general, internal combustion (IC) engine means with low speed and high speed operation.Under some operating conditions, I/C engine must
It must be designed to operate under high speed and high-load condition.When I/C engine operates under high speed and high-load condition, and in height
Operation under speed but low load condition is compared, and tends to discharge more CO into environment2/NOx.This discharge is undesirable
, and have continuous make great efforts by various methods to reduce this vehicle discharge always.
Therefore, it is necessary to reduce such discharge, and also to realize the high speed and high load operation of engine.The present invention is also
Auxiliary is provided to engine under the conditions of top load, so as to execute power operation to reduce CO2/NOxDischarge.
Motor generally includes stator and rotor.Based on motor topology, the rotor of different motors constructs different.Internal combustion
(IC) engine is commonly equipped with the magneto device to charge the battery for generating electric power.Magneto is a kind of include stator and
The motor of rotor.
Detailed description of the invention
Detailed description will be described with reference to the drawings.Be used to refer in all the appended drawings for identical feature using being identically numbered and
Component.
Fig. 1 shows the left side view of the exemplary sulky vehicle of embodiment according to the present invention.
Fig. 2 shows the typical sections of the motor of embodiment according to the present invention (such as magneto).
Fig. 3 shows the exploded view of the motor of embodiment according to the present invention.
Fig. 4 shows the partial exploded view of the motor of embodiment according to the present invention.
Fig. 5 shows the perspective view of the back iron plate of the motor of embodiment according to the present invention.
Fig. 6 shows the perspective view of the back iron plate of motor according to another embodiment of the invention.
Fig. 7 depict embodiment according to the present invention in high speed and under the conditions of high load operation in auxiliary vehicle
The block diagram of the control system of burn engine.
What Fig. 8 showed embodiment according to the present invention includes the power electronics of the electric machine controller of amendment rectifier circuit
Circuit.
Fig. 9 shows the description of embodiment according to the present invention in power generation mode (generating mode) and electricity
Operation motor is in dynamic model formula (motoring mode) with the flow chart of auxiliary internal combustion engine.
Specific embodiment
The present invention solves to close by providing the auxiliary from motor (for example, the magneto for having been coupled to I/C engine)
In under various loads, particularly the problem of high speed is with the discharge of reduction I/C engine under high-load condition.Implement at one
In example, when the speed of engine increases above predetermined threshold velocity value, magneto of the invention is caused by electric machine controller electric power
It is dynamic.In one embodiment, electric machine controller can also be examined from the emission level in the exhaust pathway for being usually located at I/C engine
It surveys sensor and receives signal.Based on the signal received from emission level detection sensor, electric machine controller can activate magnetoelectricity
Machine assists I/C engine.
In general, the motor of such as magneto can generate electric power in multiple coils by the method for electromagnetic induction,
The multiple coil is wound around the single tooth of the stator of magneto, this is because caused by the rotation of the rotor of magneto.Magnetic
The rotor of motor and the crankshaft of I/C engine couple, and the rotor of magneto revolves together with the rotation of I/C engine crankshaft
Turn.It is supplied to charge to any power supply (such as battery) in vehicle by rectifier circuit by the electric power that magneto generates.
In addition, in one embodiment, when magneto is three-phase motor, rectifier circuit is made of six diodes,
The diode is scattered in three parallel branches, has top diode and bottom diode in each branch.Diode is with this
The mode of sample connects: the electric current from battery does not allow through any one of three parallel branches, this then allows from magnetic
Motor flows to the single current path of battery.In addition, the bonding part of each of three parallel branches is connected to magneto
Conductor wire end, enable to have from the conductor wire end of magneto to the current path of battery.
In one embodiment of the invention, rectifier circuit is corrected for including being connected in parallel in six diodes
The motor switch of each, this makes its tool, and there are six motor switches.This six motor switches are by electric machine controller with such
Mode controls: electric machine controller provides triggering input for these switches.When these switches are connected by electric machine controller, switch
End is connected, this will make it possible to switch from battery to magneto with the one or more passed through in six motor switches
Current path.
In one embodiment, electric machine controller makes it possible to select two or more motor switches, to work as magnetoelectricity
Machine enables magneto continuous rotation when operating under electric model.In addition, diode is opened when electric machine controller is disconnected and being switched
Conducting begin to allow electric current to be passed to battery from magneto.In this case, it is therefore prevented that the electric current from battery to magneto is logical
Road.
In one embodiment, magneto is provided with one or more hall effect sensors, and input is provided to electricity
At least one microcontroller of machine controller.During the electric model of magneto, microcontroller selection is electronic by what is be switched on
The combination and sequence of switch.In addition, microcontroller does not trigger any switch during the power generation mode of magneto, thus only make
Electric current can be conducted to battery from magneto by diode.
In addition, during the electric model of magneto, when electric current is sent to magneto from battery, the stator line of magneto
The temperature of circle tends to increase, and it is more than threshold temperature value that this, which then causes the bulk temperature of magneto to increase,.Further, since stator line
The temperature of circle increases, and the resistance of stator coil also increases, and this is turn increases stator loss, thus make motor invalid.Moreover, by
The operating temperature more than magnet is increased in the temperature of magneto, the magnet being arranged on rotor is intended to demagnetization, this is then influenced
The whole efficiency of motor.Therefore, no matter when magneto works under its electric model, requires the stator line of management magneto
The temperature of circle.
In one embodiment, the stator of magneto is provided with multiple holes, this ensures that the temperature of stator coil will not increase
Adding is more than predetermined threshold, because the heat around stator coil is discharged into atmosphere by multiple holes.In addition, being provided on stator
Multiple holes also increase the surface area of stator, this is then ensured radiates at faster speed.
In another embodiment, the rotor of magneto is provided with one along the rotor not surface towards stator coil
Or multiple fins.One or more of fins ensure that atmosphere is crushed on stator surface during rotor rotation, this makes
Stator can quickly radiate, and thus prevent the temperature of stator coil from increasing.
In one embodiment, magneto of the invention is the BLDC motor with three-phase.In addition, magneto can be diameter
To any one of flux machine and axial flux machine.
Moreover, the present invention facilitate by make existing magneto high speed and under the conditions of high load operation by from power supply
Secondary power, which is provided, to magneto and stores electric power under low speed and low load condition realizes IC hair to assist I/C engine
The reduction of the emission level of motivation.In addition, this invention removes the needs of the individual motor reduced for realizing discharge.This
Outside, the construction of magneto is also ensured magneto and can interchangeably be operated with both of which (i.e. electric model and power generation mode),
Power generation characteristics without interfering magneto.In addition, therefore ensuring that small present invention ensure that the positioning of magneto and position are not changed
The encapsulation limitation of motor in type vehicle is satisfied.The small vehicle of this type is used by single jockey and single passenger, such as
Sulky vehicle or the similar comparable vehicle in terms of size and weight.The construction of magneto of the invention, which ensures to eliminate, to be used for
Any additional cooling arrangement of temperature is reduced, and the overall heat for being discharged into environment is controlled.This is also ensured that in electronic mould
The operation of the cooler of motor under formula and power generation mode.
In one embodiment, rotation of the magneto proposed for the crankshaft of auxiliary internal combustion engine, wherein working
The peak torque of electric current is restricted to about 50Nm, this is less than the operation requirement of the traction motor of vehicle.
In one embodiment, the present invention provides a kind of magneto for small vehicle.Magneto be provided with one or
Multiple electric field phases and operation temperature can be limited and reduce operating loss.Magneto further includes with stator core and around fixed
The stator of multiple teeth of sub- core periphery setting.The conducting wire of each tooth predetermined thickness in multiple teeth is wound to form winding.Energy
Enough rotors rotated are provided.Rotor is couple to the crankshaft of the internal combustion engine of vehicle.Rotor is provided with multiple towards stator
Multiple teeth arrangement permanent magnet.Rotor can also be rotated and interacting with the rotating excitation field generated by stator.?
In one embodiment, when engine is to be higher than predetermined speed operation, stator can receive the electric energy from least one power supply
And generate rotating excitation field.Predetermined speed is higher than the idling of engine.For example, in one embodiment, predetermined speed 1000 to
In the range of 4000rpm.
In addition, in one embodiment, the rotor of magneto is arranged in stator, and in an alternative embodiment, turn
Son is arranged in stator exterior.Similarly, in one embodiment, magnetic field perpendicular to rotor rotation axis, and substitution implement
In example, magnetic field is parallel to the rotation axis of rotor.In one embodiment, stator includes the rotation axis for being basically parallel to rotor
One or more holes of setting.The one or more hole increases operation of the whole table area of stator to limit magneto
Temperature.
In one embodiment, rotor includes first surface and second surface, first surface be provided with multiple permanent magnets and
Multiple teeth towards stator, and second surface is towards stator.Second surface includes one or more fins circumferentially, with
Operation temperature is limited by making atmosphere flow to stator.
In addition, in one embodiment, being provided during vehicle launch and during driving to internal combustion engine
During electric power assists, magneto can be realized the peak torque for being limited to the operating current of about 50Nm.
In one embodiment, the present invention provides for assisting the internal combustion engine of small vehicle during high speed operation
Control system.Control system is provided with compact and can accommodate motor in the car.Control system can be in high speed and height
The reduction of discharge is realized in load operation.The present invention includes control system, which includes in motor, such as aforementioned paragraphs
The magneto.
In one embodiment, the control system includes at least one power supply, at least one described power supply can be in institute
It states and supplies energy to the motor when motor operates under electric model, and for being operated in generate mode in the motor
When store the energy that is generated by the motor.
In one embodiment, control system is provided with rectifier circuit, which includes along being connected in parallel to each other
One or more branches arrangement multiple diodes.Each of one or more branches include multiple diodes in extremely
Few two diodes.Multiple diodes are connected to allow the current path from motor at least one power supply.It is one or
Multiple branches include at least one bonding part for the conductor wire end for being connected to motor, to allow from the conductor wire end of motor at least one
The current path of a power supply.Rectifier circuit further includes at least one motor switch.
In one embodiment, control system is provided with the electric machine controller including at least one microcontroller.It is described extremely
A few microcontroller provides triggering input at least one described motor switch, to allow from least one described power supply to electricity
The current path of machine (i.e. magneto).
In one embodiment, control system of the invention is provided with the microcontroller including pulse-width modulation circuit, the arteries and veins
Wide modulation circuit limits the electric current by motor by least one motor switch of actuating amendment rectifier circuit.At one
In embodiment, microcontroller can receive the defeated of at least one hall effect sensor on the rotor that magneto is arranged in
Enter.In addition, in one embodiment, microcontroller can be received from the exhaust pathway setting along internal combustion engine at least
The input of one sensor.
In one embodiment, microcontroller of the invention can trigger at least one described motor switch, to allow to lead to
Cross the current path of at least two phases of the magneto.Microcontroller can also the Angle Position based on the rotor of magneto come
Select at least one to be triggered motor switch.
In one embodiment, amendment rectifier circuit of the invention include with six diodes in multiple diodes simultaneously
Join six motor switches of connection.Each of six motor switches include at least one electronic power switch, connection six
The both ends of the motor switch of a motor switch, to allow the current path from least one power supply to magneto.
In one embodiment, invention further describes a kind of in the power generation mould at least one power supply electric energy
The magnetoelectricity of small vehicle is operated under formula and under the conditions of high speed and high load operation under the electric model of auxiliary internal combustion engine
The method of machine.This method includes that at least one biography from the exhaust pathway setting along internal combustion engine is received by microcontroller
The input of sensor.In addition, whether this method further includes low by the input that receives from least one sensor of microcontroller detection
In predetermined threshold, and magneto is operated in generate mode.In one embodiment, at least one described sensor is that oxygen passes
Sensor and/or temperature sensor.
This method further comprise whether be greater than by the input that is received from least one sensor of microcontroller detection it is pre-
Determine threshold value, and operates magneto under electric model.It includes triggering in amendment rectifier that magneto is operated under electric model
At least one motor switch provided in circuit.
It in one embodiment, further include by described micro- the method includes operating the magneto in electric model
Controller receives at least one Hall on the stator surface of multiple magnets that the rotor towards the magneto is arranged in
The input of effect sensor.In one embodiment, this method further includes being based on being detected by least one hall effect sensor
To the Angle Position of rotor trigger at least one motor switch.
These and other advantages of the invention will be more fully described in conjunction with attached drawing in the following description.
Fig. 1 shows the left side view of the exemplary sulky vehicle of embodiment according to the present invention.Vehicle 100 has frame
Component 105, frame assembly 105 are used as the structural elements and skeleton of vehicle 100.Frame assembly 105 includes head tube 105A, steering group
By head tube 105A, rotatably axle journal supports part.Steering assembly includes before being connected to by one or more front suspensions 120
The handlebar assembly 111 of wheel 115.At least part of the covering front-wheel 115 of front mudguard 125.In addition, frame assembly 105 include from
Supervisor's (not shown) that head tube 105A is extended downwardly backward.Fuel tank 130 is installed to head tube 105A.Moreover, down tube (not shown)
It substantially horizontally extends back from the rear portion of supervisor.In addition, frame assembly includes retreating tiltedly to extend from the rear portion of down tube
Pipe (not shown) after one or more.In a preferred embodiment, frame assembly 105 is single-tube, from the front of vehicle 100
F extends to rear R.
In one embodiment, power unit 135 is installed to down tube.In embodiment, power unit 135 starts including IC
Machine.Fuel tank 130 is functionally connected to power unit 135 for supplying fuel.In a preferred embodiment, I/C engine is forward
Inclination, the i.e. piston shaft of I/C engine turn forward.In addition, I/C engine 135 is functionally coupled to rear-wheel 140.Swing arm 140
It is pivotably connected to frame assembly 105, and rear-wheel 145 is pivotably supported by swing arm 140.Swing arm is connected at a certain angle
140 one or more rear suspensions 150 bear the radial force and axial force generated due to wheel reaction.Rear mudguard 155
It is arranged above rear-wheel 145.Straight-through portion (the step-through limited by frame assembly 105 is arranged in seat-assembly 160
Portion at rear R).In one embodiment, seat-assembly 160 includes a jockey's seat 160A and back seat 160B.
In addition, back seat 160B is positioned at the top of rear-wheel 145.In addition, vehicle 100 is by the central branches that are mounted on frame assembly 105
The support of frame (not shown).Bottom plate 165 is mounted in down tube, and is arranged at straight-through portion.Bottom plate 165 covers power unit 135
At least partially.Vehicle 100 is used together with the auxiliary power unit (not shown) supported by frame assembly 105, such as is assisted
Power unit is the energy storage device of such as battery.In addition, vehicle 100 is provided at least one set of pedal position 180, for riding
Hand/back-seat passengers place its foot.
Fig. 2 shows the sections of the motor about the embodiment of the present invention.In one embodiment, motor is external rotation
BLDC motor.In one embodiment, the BLDC motor of external rotation is used as integrated actuating electric generator (ISG).Of the invention
Motor 101 includes rotor 104, and rotor 104 further includes back iron plate 106 and multiple magnets for being arranged on the inner surface of rotor 104
108.In one embodiment, back iron plate 106 is rotated together with the rotation of rotor 104.In one embodiment, multiple magnets
108 be permanent magnet.
In addition, back iron plate 106 can be made of any one of iron, silicon steel, can be made for a monolith iron or
Silicon steel.Alternatively, back iron plate 106 is formed into the layer of the intermediate iron with multiple electric insulation layers or silicon steel.Implement at one
In example, multiple magnets 108 can be any one of arc magnet and flat magnet.In addition, in one embodiment, multiple magnetic
Body 108 is circumferentially disposed adjacent to each other, without any gap.Alternatively, multiple magnets 108 can be circumferentially adjacent to each other
Ground setting, and there is circumferential air gap between two adjacent magnets in multiple magnets 108.
In addition, motor 101 includes stator 102, stator 102 has the stator core 118 provided between two parties, multiple stator tooths 112
It is arranged circumferentially around stator core 118, to form multiple stator slots 114 therebetween.In one embodiment, multiple stator slots
114 are further filled with multiple windings 116.In one embodiment, stator 102 is closed in rotor 104 and by air
Gap 110 is radially spaced apart.In one embodiment, each tooth of multiple stator tooths 112 includes bar portion.In one embodiment,
The bar portion of the tooth of multiple stator tooths 112 is provided with equal width on the both ends of bar portion, i.e. in direction on the both ends of bar portion
At the first end of stator core 118 and the second end of separate stator core 118.In an alternative embodiment, in multiple stator slots 114
Each flute profile become there is not equal width at both ends, at both ends i.e. at one end closer to stator core 118 and
At one end far from stator core 118, this is by multiple two adjacent teeth realities in the stator tooth 112 that its both ends has different in width
Existing.In another alternate embodiment, each of multiple stator tooths 112 each of tooth and multiple stator slots 114 slot
All formed in this way: the width of tooth and slot is unequal at both ends.In one embodiment, in multiple stator tooths 112
Each tooth bar portion with head towards rotor 104 terminate, and have than bar portion wider width.
Fig. 3 shows the exploded view of the motor 101 (such as magneto) of embodiment according to the present invention.In one embodiment
In, back iron plate 106 includes the multiple fins 190 for being arranged on the surface 191 of rotor 104 and being substantially separated from each other.One
In a embodiment, multiple fins 190 are radially-inwardly protruded along the surface of the rotor not towards stator coil.Stator 102 provides
There are one or more holes (123) to radiate and control temperature.
Fig. 4 shows the partial exploded view of the motor 101 of embodiment according to the present invention.In one embodiment, multiple
Fin 190 ensures that atmosphere is crushed on stator surface during the rotation of rotor 104, this enable stator 102 quickly
Heat dissipation, to prevent the temperature of stator coil from increasing.In one embodiment, multiple fins 190 are circumferentially arranged, will pass through
Flow atmosphere towards stator 102 to limit operation temperature.
Fig. 5 shows the perspective view of the back iron plate 106 of the rotor 104 of the motor 101 of embodiment according to the present invention.One
In a embodiment, multiple fins 190 have circular contour 194.Similarly, as shown in fig. 6, the back iron of the rotor 104 of motor 101
Plate 106 is provided with multiple fins 190, and fin 190 has rectangular profile 196.
Fig. 7 depict embodiment according to the present invention for high speed and high load operation condition during assisting vehicle
The block diagram of the control system 200 of 100 internal combustion engine.In one embodiment, control system 200 includes electric machine controller
202, electric machine controller 202 further includes at least one microcontroller 204.Control system further includes amendment rectifier circuit 206.Electricity
Machine controller 202 is powered by the energy storage device of such as battery 212, and can be received from one or more sensors
208 input.It is received based on the one or more sensors 208 being arranged from the exhaust pathway along internal combustion engine defeated
Enter, electric machine controller 202 controls motor 101 (such as magneto), in power generation mode (when from one or more sensors 208
The input received be lower than predetermined threshold when) in and in electric model it is (defeated when being received from one or more sensors 208
Enter be greater than predetermined threshold when) during effectively operate.For example, provided in electric machine controller triggering amendment rectifier circuit 206
At least one motor switch, with operation motor 101 in electric model.In one embodiment, microcontroller 204 is capable of handling
The signal received from one or more sensors, thus control corrects rectifier circuit 206 suitably to operate the magnetic of vehicle
Motor.
What Fig. 8 illustrated embodiment according to the present invention includes the electricity of the electric machine controller 202 of amendment rectifier circuit 206
Power electronic circuit 300.In one embodiment, motor 101 of the invention is three-phase motor.In addition, in one embodiment, this
The power electronic circuit 300 of invention includes amendment rectifier circuit 206, which further comprises six
Multiple diodes 330,332,334,336,338 and 340, they are distributed as three parallel branches, have in each branch
Top diode 330,334,338 and bottom diode 332,336,340.Multiple 330,332,334,336,338 and of diode
340 connect in such a way that the electric current from battery 212 is not allowed through any one of three parallel branches, this then permits
Perhaps the single current path of battery 212 is flowed to from motor 101.In addition, the respective engagement of each branch in three parallel branches
Part A308, B310, C312 are respectively connected to the conductor wire end 302,304,306 of motor 101, have enabled to from motor 101
Conductor wire end 302,304,306 arrive battery 212 current path.
In one embodiment of the invention, rectifier circuit 206 be corrected for include with multiple diodes 330,332,
334, each of 336,338 and 340 motor switch being connected in parallel, this make its tool there are six motor switch 314,316,
318,320,322 and 324.This six motor switch 314,316,318,320,322 and 324 is by electric machine controller 202 with motor
Controller 202 provides the mode of triggering input to these switches 314,316,318,320,322 and 324 to control.When these are opened
When pass 314,316,318,320,322 is connected with 324 by electric machine controller 202, switch 314,316,318,320,322 and 324
End be connected, this makes it possible to have one or more by six motor switches 314,316,318,320,322 and 324
A switch is from battery 212 to the current path of motor 101.
In one embodiment, electric machine controller 202 make it possible to select two or more motor switches 314,316,
318,320,322 and 324, to enable 101 continuous rotation of motor when motor 101 is operated in electric model.In addition,
When switch 314,316,318,320,322 and 324 is disconnected by electric machine controller 202, multiple diodes 330,332,334,
336, it 338 and 340 begins to turn on to allow electric current from motor 101 to battery 212.In this case, it is therefore prevented that from battery 212
To the current path of motor 101.
In one embodiment, motor 101 is provided with one or more sensors 208, and input is supplied to motor control
At least one microcontroller 204 of device 202.During the electric model of motor 101, the selection of microcontroller 204 will be switched on
Motor switch 314,316,318,320,322 and 324 combination and sequence.In addition, during the power generation mode of motor 101,
Microcontroller 204 will not any one of trigger switch 314,316,318,320,322, and thus only make multiple two poles
Electric current can be conducting to battery 212 from motor 101 by pipe 330,332,334,336,338 and 340.
Fig. 9 shows the description of embodiment according to the present invention for the operation motor in power generation mode and electric model
101 with the flow chart of the method 500 of auxiliary internal combustion engine.In one embodiment, in step 504,101 (i.e. magnetoelectricity of motor
Machine) it operates in generate mode, and inputted from one or more sensors 208, in one embodiment, which can be with
It is the lambda sensor being arranged along the exhaust pathway of internal combustion engine obtained, temperature sensor and is arranged in stator and rotor
On hall effect sensor.In addition, determining whether the input received from one or more sensors 208 is big in step 506
The predetermined threshold of oxygen level and/or the emission temperature being discharged from the exhaust pathway of internal combustion engine in exhaust pathway.
If it is not greater, then this method returns to step 504, and if it is greater, then this method proceeds to step 508, in this step,
Electric machine controller 202 enables motor 101 to operate under its electric model.In one embodiment, in step 508, work as electricity
When machine controller 202 triggers one or more motor switch 314,316,318,320,322 and 324, realize under electric model
The operation of motor 101.In addition, in one embodiment, in step 510, it is determined whether moved by the offer of motor 101 to engine
Whether power auxiliary, i.e. continuation of the motor 101 under its electric model are completed.It needs to be mentioned by motor 101 if determined in step 510
For more power-assisteds, then this method returns to step 508, but if it is determined that motor 101 may return to its mould that generates electricity
Formula, then method returns to step 504.
In view of above disclosure, many amendments of the invention and modification are possible.Therefore, it is wanted in right of the invention
In the range of asking, the disclosure can be practiced in the mode other than specifically describing.
Claims (15)
1. one kind is used for the motor (101) of small vehicle (100), the motor is provided with one or more electricity mutually and can limit
Operation temperature processed simultaneously reduces operating loss, and the motor (101) includes:
Stator (102), multiple stator tooths of the periphery setting with stator core (118) and around the stator core (118)
(112), the conducting wire of each tooth predetermined thickness in the multiple stator tooth (112) is wound to form winding；With
Rotor (104), can rotate, and the crankshaft of the internal combustion engine of the rotor (104) and the vehicle (100) couples,
And the rotor (104) is provided with multiple magnets of the arrangement of the multiple stator tooth (112) towards the stator (102)
(108), wherein
The rotor (104) can also be rotated and interacting with the rotating excitation field generated by the stator (102), described
Stator (102) can receive the electric energy from least one power supply and being capable of the production when engine operates more than predetermined speed
The raw rotating excitation field, the predetermined speed are higher than the idling of the engine.
2. the motor according to claim 1 for small vehicle (100), wherein the motor (101) is magneto.
3. the motor according to claim 1 for small vehicle (100), wherein the rotor (104) is arranged described
The inside of stator (102) or the rotor (104) are arranged in the outside of the stator (102).
4. the motor according to claim 1 for small vehicle (100), wherein the magnetic field is perpendicular to the rotor
(104) rotation axis or the magnetic field is parallel to the rotation axis of the rotor (104).
5. the motor according to claim 1 for small vehicle (100), wherein the stator (102) includes substantially flat
One or more holes (123) that row is arranged in the rotation axis of the rotor (104), one or more of holes (123)
The total surface area of the stator (102) is increased, to limit the operation temperature of the motor (101).
6. the motor according to claim 1 for small vehicle (100), wherein the rotor (104) includes being provided with
The first surface and face of the multiple magnet (108) and the multiple stator tooth (112) towards the stator (102)
To the second surface of the stator (102), and wherein, the second surface includes multiple fins (190) circumferentially,
To limit operation temperature by making atmosphere flow to the stator (102), the multiple fin (190) has substantially rectangular wheel
It is wide.
7. the motor according to claim 1 for small vehicle (100), wherein during the vehicle (100) start
And to during internal combustion engine offer power-assisted during the vehicle (100) traveling, the motor can be realized and be limited
Make the peak torque of the operating current of about 50Nm.
8. the control system (200) of internal combustion engine of the one kind for assisting small vehicle (100) during high speed operation, described
Control system (200) has the motor that can be contained in the vehicle (100), and the control system (200) can be
The reduction of discharge is realized under high speed and high load operation, the control system (200) includes:
The motor, further includes: stator (102), the stator have stator core (118) and around the stator core (118)
Multiple stator tooths (112) of periphery setting, the conducting wire winding of each tooth predetermined thickness in the multiple stator tooth (112) with
Form winding；And rotor (104), it can be rotated, the internal-combustion engine of the rotor (104) and the vehicle (100)
The crankshaft of machine couples, and the rotor (104) is provided with the multiple stator tooth (112) cloth towards the stator (102)
The multiple magnets (108) set, the rotor (104) can also be by mutual with the rotating excitation field that is generated by the stator (102)
It acts on and rotates, the stator (102) can receive electric energy and the generation when the engine operates more than predetermined speed
The rotating excitation field, the predetermined speed are higher than the idling of the engine；
At least one power supply, can be to the electric machine with energy when the motor operates under electric model, and works as institute
It states when motor operates in generate mode for storing the energy generated by the motor；
Rectifier circuit (206), have along be connected in parallel to each other one or more branches arrangement multiple diodes (330,332,
334,336,338 and 340), each of one or more of branches include the multiple diode (330,332,334,
336,338 and 340) at least two diodes, the multiple diode (330,332,334,336,338 and 340) connected
It connects to allow from the motor to the current path of at least one power supply, one or more of branches include at least one
Bonding part, at least one described bonding part are connected to the conductor wire end of the motor to allow the conducting wire from the motor
The current path of at least one power supply is held, wherein the rectifier circuit (206) includes at least one motor switch
(314,316,318,320,322 and 324)；With
Electric machine controller (202), including at least one microcontroller (204), wherein at least one described microcontroller (204) to
At least one described motor switch (314,316,318,320,322 and 324) provides triggering input to allow from described at least one
Current path of a power supply to the motor.
9. control system (200) according to claim 8, wherein the microcontroller (204) can be received from setting
The input of at least one or more sensor (208) on the rotor (104) of the motor, and the microcontroller
(204) include by activate at least one motor switch of the rectifier circuit (206) (314,316,318,320,
322 and 324) limit the pulse-width modulation circuit of the electric current by the motor, and the microcontroller (204) includes passing through
At least one described motor switch (314,316,318,320,322 and 324) of the rectifier circuit (206) is activated to limit
Pass through the pulse-width modulation circuit of the electric current of motor.
10. control system (200) according to claim 8, wherein the microcontroller (204) can receive from along
The input of at least one sensor of the exhaust pathway setting of the internal combustion engine.
11. control system (200) according to claim 8, wherein the microcontroller (204) can trigger it is described at least
One motor switch (314,316,318,320,322 and 324) is to allow the electric currents of at least two phases by the motor
Access, and wherein the microcontroller (204) can be selected based on the Angle Position of the rotor (104) of the motor to quilt
At least one described motor switch (314,316,318,320,322 and 324) of triggering.
12. control system (200) according to claim 8, wherein the rectifier circuit (206) include with it is described more
Six motor switches that six diodes (330,332,334,336,338 and 340) in a diode are connected in parallel (314,
316,318,320,322 and 324), and wherein in six motor switches (314,316,318,320,322 and 324)
Each includes at least one electronic power switch, the electronic power switch connect six motor switches (314,316,
318,320,322 and 324) in the motor switch both ends, with allow from least one described power supply to the motor
Current path.
13. a kind of under for the power generation mode at least one power supply electric energy and in high speed and high load operation condition phase
Between for assist the vehicle (100) internal combustion engine electric model under operate small vehicle (100) motor method,
The described method includes:
At least one sensor from the exhaust pathway setting along the internal combustion engine is received by microcontroller (204)
Input；
Whether it is lower than predetermined threshold from the received input of at least one described sensor by the microcontroller (204) detection
Discharge value, and the motor is operated in generate mode；With
Whether it is greater than described make a reservation for from the received input of at least one described sensor by the microcontroller (204) detection
Threshold value discharge value, and the motor is operated under electric model, it is described to operate the motor under the electric model and include
At least one motor switch (314,316,318,320,322 and 324) provided in rectifier circuit (206) is provided.
14. according to the method for claim 13, wherein described to operate the motor under electric model include by described micro-
Controller (204) receives the input from least one or more sensor (208) being arranged on stator (102) surface, institute
State multiple magnets (108) of rotor (104) of stator (102) surface towards the motor.
15. method described in 3 or 14 according to claim 1, wherein the triggering at least one motor switch (314,316,318,
320,322 and 324) be the angle position based on the rotor (104) detected by least one or more described sensor (208)
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711354487.3A CN109936267A (en) | 2017-12-15 | 2017-12-15 | Motor for small vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711354487.3A CN109936267A (en) | 2017-12-15 | 2017-12-15 | Motor for small vehicle |
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| Publication Number | Publication Date |
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| CN109936267A true CN109936267A (en) | 2019-06-25 |
Family
ID=66980621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711354487.3A Pending CN109936267A (en) | 2017-12-15 | 2017-12-15 | Motor for small vehicle |
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| Country | Link |
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| CN (1) | CN109936267A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111917203A (en) * | 2019-05-08 | 2020-11-10 | 劳斯莱斯有限公司 | Electric machine |
| CN114123669A (en) * | 2021-11-11 | 2022-03-01 | 博世电动工具（中国）有限公司 | Magnetic induction assembly for motor, motor and electric tool |
| WO2022172283A1 (en) * | 2021-02-12 | 2022-08-18 | Tvs Motor Company Limited | An electric machine |
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| CN1437304A (en) * | 2002-02-08 | 2003-08-20 | Lg电子株式会社 | External rotor type induction motor |
| CN1950228A (en) * | 2004-04-30 | 2007-04-18 | 罗伯特·博世有限公司 | Method and device for operating a hybrid vehicle |
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| WO2022172283A1 (en) * | 2021-02-12 | 2022-08-18 | Tvs Motor Company Limited | An electric machine |
| CN114123669A (en) * | 2021-11-11 | 2022-03-01 | 博世电动工具（中国）有限公司 | Magnetic induction assembly for motor, motor and electric tool |
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