CN101131199B - Electrical variable-speed case and its dynamic mode - Google Patents
Electrical variable-speed case and its dynamic mode Download PDFInfo
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- CN101131199B CN101131199B CN2007101761048A CN200710176104A CN101131199B CN 101131199 B CN101131199 B CN 101131199B CN 2007101761048 A CN2007101761048 A CN 2007101761048A CN 200710176104 A CN200710176104 A CN 200710176104A CN 101131199 B CN101131199 B CN 101131199B
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Abstract
The present invention is electrical stepless speed variator and its driving mode. The electrical stepless speed variator has a planetary sun gear connected to the inner rotor of the double mechanical port motor, a planetary ring gear connected through a clutch to the outer rotor of the motor, the clutch for controlling the connection and disconnection between the outer rotor and the ring gear, thefirst brake between the ring gear and the casing of the power assembly for braking the ring gear, and the second brake between the engine shaft and the casing of the power assembly for braking the en gine. By switching with these two brakes and the clutch, the vehicle may be switched in different driving modes; and controlling the rotation speed of the inner rotor can control the switching of the electrical stepless speed variator in different mixed driving modes.
Description
Technical field
The present invention relates to a kind of electric force stepless speed variator and dynamic mode thereof, particularly be used for the electric force stepless speed variator and the dynamic mode thereof of vehicle.
Background technique
Double-mechanical-port motor be a kind of novel have two can independent operation, the motor of the mechanical port of independent control.Occur in a lot of at home and abroad patent of invention of this novel motor.As Chinese patent CN1945939 " double-mechanical-port motor and driving control system thereof ", CN1738163 " dual rotors mixed power composite magnetoelectric machine ", Chinese patent 200710121112.2 " a kind of electric force stepless speed variator ", CN2865127 utility model patent " a kind of for motor vehicle electronic automatic transmission " with direct transmission agency, and for example external patent of invention US2004026143, WO0034066 and EP1481463 etc.This motor is widely used in the novel hybrid power assembly.Planetary pinion also is a kind ofly to have two and can independently rotate, the mechanism of the mechanical port of independent control.By the same token, this mechanism also is widely used in the hybrid power assembly, as Chinese patent CN1181322 " power take-off, engine controlling unit and controlling method thereof ".Above-mentioned hybrid power assembly is multi-form owing to all having adopted, the motor of different arrangements and combination thereof, and can finish the stepless shift function identical with mechanical stepless transmission, therefore all belong to electric force stepless speed variator.
In Chinese patent 200710121112.2 " a kind of electric force stepless speed variator " patent, planetary pinion uses as just the raising speed device, and the pattern of mixed power is restricted; During the pattern of series-parallel connection simultaneously, motor through a raising speed link, transfer energy to internal rotor, wherein part energy is delivered to external rotor through electromagnetic coupling, the powered vehicle operation, another part is converted to electric energy by interior motor and feeds back to battery, and this two-part transformation of energy and transmission all are that electromagnetic coupling forms, and have bigger loss; Because the raising speed link causes the absolute rotating speed of interior motor higher, make troubles for manufacturing and technology simultaneously.In " 200710121112.2 a kind of electric force stepless speed variator ", the friction plate that clutch is arranged on the sun gear, when clutch is closed, planet carrier, external toothing, sun gear and double-mechanical-port motor external rotor thereof are locked together, rotate with speed with motor, the clutch configuration complexity is difficult for realizing like this.
Summary of the invention
The present invention proposes a kind of novel electric force stepless speed variator and dynamic mode thereof on the basis of patent " a kind of electric force stepless speed variator ", make this electric force stepless speed variator have the efficient of more dynamic mode and Geng Gao.
Electric force stepless speed variator of the present invention mainly comprises double-mechanical-port motor and planetary pinion two large divisions.Double-mechanical-port motor is the three-decker of arranged concentric, and outermost surface is a stator, and the centre is an external rotor, and innermost layer is an internal rotor.Planetary pinion is made up of planet carrier, sun gear and gear ring.
The Placement scheme one of planetary pinion and double-mechanical-port motor is: the engine shaft of planetary planet carrier and double-mechanical-port motor is connected, the internal rotor of planetary sun gear and double-mechanical-port motor is connected, and planetary external toothing links to each other by clutch with the external rotor of double-mechanical-port motor.According to the running state of whole power assembly, the adhesive by solenoidoperated cluthes is finished being connected and disengagement of external rotor and gear ring with unclamping; Between planetary gear ring and the power assembly housing first break is installed, according to the running state of whole power assembly, the adhesive by controlling first break and unclamp braking and the unrestricted motion of finishing the planetary pinion gear ring.Second break is installed between power assembly housing and engine shaft.Adhesive by controlling second break and unclamp braking and the unrestricted motion of finishing motor.
First transition disc of planetary gear ring and clutch is connected, and second transition disc of the external rotor of double-mechanical-port motor and clutch is connected; Clutch driving plate is fixed on the power assembly housing, during the clutch driving plate action, two transition discs of clutch is pulled together, and makes two transition discs with identical rotating speed rotation; Output sprocket and external rotor are connected; By being engaged on the steel chain on the output sprocket, the transmission of power on the external rotor to train of reduction gears, finally is delivered to driving wheel via differential mechanism, promote vehicle driving.
There is following dynamic mode in electric force stepless speed variator of the present invention:
When first break, second arrester close, when clutch unclamps, the stator of double-mechanical-port motor and internal rotor galvanization, external rotor output torque, electric force stepless speed variator is operated in electric-only mode, because first break is braked planetary external toothing, second break prevents engine inversion with motor and planet carrier braking, and sun gear also is fixed does not like this change, the stator of double-mechanical-port motor and internal rotor form first kind of electric-only mode to the external rotor output power; If first arrester close, second break, when clutch unclamps, rotating speed by the Current Control internal rotor in the control internal rotor winding is zero, equally can fixed carrier and motor do not rotate, can only form second kind of electric-only mode this moment by stator to the external rotor output power; If second arrester close, first break, clutch unclamp, and to the external rotor output power, form the third electric-only mode by stator.
When the braking of first break, external toothing is braked, the clutch and second break all unclamp, the motor proper functioning forms the raising speed system between planet carrier and the sun gear, the energy of motor is delivered to internal rotor by the planetary pinion raising speed, this part energy part is converted into electric energy and feeds back to battery, another part is delivered to external rotor by electromagnetic coupling, and stator also can transmit energy to external rotor simultaneously, forms first kind of parallel-serial hybrid power pattern.
When first break and second break all unclamp, the motor proper functioning, the clutch closure, external rotor and gear ring are fixing to rotate with speed, this moment, the energy part of motor was directly delivered to external rotor by external toothing, another part is delivered to internal rotor by sun gear, and wherein a part is delivered to external rotor by the electromagnetic coupling of internal rotor and external rotor again, and another part is converted into electric energy and feeds back to battery.Stator can transmit energy to external rotor simultaneously, forms second kind of parallel-serial hybrid power pattern.The part energy of motor directly by the external rotor that is delivered to of external toothing machinery, is passed through electromagnetic coupling transmission efficiency height than double-mechanical-port motor in this hybrid mode.Simultaneously, energy delivered reduces on the internal rotor, and the power of generating also reduces, thereby the energy loss when having reduced energy converting between mechanical also helps the protection to battery.Under this pattern, first break has the function of brake simultaneously.
When first break and second break all unclamp, the motor proper functioning, the clutch closure, external rotor and gear ring are fixing to rotate with speed, controls the rotating speed and the motor speed rotation together of internal rotor simultaneously, at this moment, planetary external toothing, planet carrier, sun gear rotate with identical rotating speed (engine speed), all by the external rotor that is delivered to of external toothing machinery, stator also can transmit energy to external rotor to the energy of motor simultaneously, forms hybrid mode in parallel.
Electric force stepless speed variator of the present invention has multiple dynamic mode, has more selection, can between various modes, switch freely by solenoidoperated cluthes, break and internal rotor rotating speed, utilize the best effort district of motor fully, improve the efficient of whole power system.
The present invention can also have a variety of modes, and as scheme two: the internal rotor of planetary sun gear and double-mechanical-port motor is connected; Planetary planet carrier links to each other by clutch with the external rotor of double-mechanical-port motor, and motor links to each other with external toothing.According to the running state of whole power assembly, the adhesive by solenoidoperated cluthes is finished being connected and disengagement of external rotor and planet carrier with unclamping; Between planetary gear ring and the power assembly housing second break is installed, running state according to whole power assembly, adhesive by controlling second break and unclamp braking and the unrestricted motion of finishing gear ring, thereby the braking and the unrestricted motion of control motor.Between power assembly housing and planetary pinion planet carrier, first break is installed.Adhesive by controlling first break and unclamp braking and the unrestricted motion of finishing the planetary pinion planet carrier.
Organic assembling of the present invention planetary pinion and double-mechanical-port motor, given full play to both advantages, remedy shortcoming separately, make the present invention not only keep " a kind of electric force stepless speed variator " advantage that patent had, and have following characteristics:
1. has multiple dynamic mode; Can in different mode, freely switch;
2. most of energy of motor is delivered to external rotor by planetary pinion in second kind of parallel-serial hybrid power pattern, and the electromagnetic coupling efficient that the energy transfer of this machinery is compared inside and outside motor is high a lot;
In second kind of parallel-serial hybrid power pattern an engine torque part by the external rotor that is delivered to of planetary pinion machinery, therefore the power reduction of transmitting by electromagnetic coupling on the internal rotor, like this, passable littler of the design torque of interior motor, corresponding volume can be littler;
4. in second kind of parallel-serial hybrid power pattern, motor is delivered to the power reduction that is converted into electric energy on the internal rotor by electromagnetic coupling, and like this, the loss that the electromechanical energy of this device transforms reduces, and efficient improves.
Description of drawings
Fig. 1 is the present invention and mixed power system scheme one connection diagram on equipped vehicle thereof, among the figure: the stator of 1 double-mechanical-port motor, the internal rotor of 2 double-mechanical-port motors, the external rotor of 3 double-mechanical-port motors, the driving disc of 4 clutches, 5 second breaks, 6 planetary gear rings, 7 planetary sun gears, 8 planetary planet carriers, 9 first breaks, 10 first transition discs, 11 windings, 12 second transition discs, 13 brushes, 14 power assembly housings, 15 output sprockets, 16 steel chains, 17 motors, the combination of 18 reduction gear, 19 differential mechanisms, 20 driving wheels, 21 engine shafts, 27 collector rings;
Fig. 2 is a planetary pinion part enlarged view in the novel electric power stepless speed variator scheme one that proposes of the present invention, among the figure: 22 first friction plates, 23 second friction plates, 24 the 3rd friction plates, 25 the 4th friction plates;
Fig. 3 is that the present invention program one is operated in first kind of transmission of power schematic representation under the parallel-serial hybrid power pattern;
Fig. 4 is that the present invention program one is operated in second kind of transmission of power schematic representation under the parallel-serial hybrid power pattern;
Fig. 5 is that the present invention program one is operated in the transmission of power schematic representation under the hybrid mode in parallel;
Fig. 6 is that the present invention program one is operated in first kind of transmission of power figure under the electric-only mode;
Fig. 7 is that the present invention program one is operated in the transmission of power figure under second and third kind electric-only mode;
Fig. 8 is the present invention and mixed power system scheme two connection diagrams on equipped vehicle thereof.
Embodiment
Further specify the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is electric force stepless speed variator of the present invention and the scheme one Placement schematic representation on the lift-launch platform thereof.Electric force stepless speed variator of the present invention mainly comprises double-mechanical-port motor and planetary pinion two large divisions.As shown in Figure 1, double-mechanical-port motor is the three-decker of arranged concentric, and outermost surface is a stator 1, and the centre is an external rotor 3, and innermost layer is an internal rotor 2.Wherein, on stator 1 and the internal rotor 2 armature winding 11 is installed.The internal rotor electric current feeds from external power supply among the armature winding of internal rotor 2 by brush 13 and collector ring 27.Planetary pinion is made up of planet carrier 8, sun gear 7 and gear ring 6.Sun gear 7 is connected with internal rotor 2.Planet carrier 8 is connected with engine shaft 21.Hollow-core construction is made in internal rotor 2 inside, and engine shaft 21 therefrom passes, and passes through bearings between the two.First break 9 is installed between power assembly housing 14 and the planetary pinion gear ring 6, second break 5 is installed between power assembly housing 14 and the engine shaft 21, braking by controlling first break 9 and second break 5 with unclamp, finish the braking and the unrestricted motion of gear ring 6 and motor 17 respectively.Between external rotor 3 and the gear ring 6 clutch is installed, can makes external rotor 3 have identical rotating speed with gear ring 6 by solenoidoperated cluthes.Above-mentioned break all is made up of static and rotation two-part.The realization of concrete mechanical structure is varied.The structure that the present invention adopts is a kind of typical mechanical structure, and stationary part is a brake shoe, and opening and closing up of brake shoe relies on hydraulic power or cam mechanism.And rotating part is a brake drum.For above-mentioned first break 9, brake drum is installed on the gear ring 6, and for above-mentioned second break 5, brake drum is installed on the engine shaft 21.Brake shoe all is installed on the power assembly housing 14.Constitute a pair of friction pair between brake drum and the brake shoe, when brake shoe closed up, the frictional force braking brake drum between the friction pair reached the braking purpose.
The rotation and the braking of second break, 5 control motors 17.First transition disc 10 of clutch is connected with gear ring 6, and second transition disc 12 of clutch is connected with external rotor 3.Clutch driving plate 4 is fixed on the power assembly housing 14, and above-mentioned two transition discs, are pulled together two transition discs 10 and 12 when driving disc 4 actions as the driven disc of clutch, and two transition discs 10 are rotated with identical rotating speed with 12.Output sprocket 15 is connected with external rotor 3.By being engaged on the steel chain 16 on the output sprocket 15, the transmission of power on the external rotor 3 to train of reduction gears 18, finally is delivered to driving wheel 20 via differential mechanism 19, promote vehicle driving.
Fig. 2 is the enlarged view of planetary pinion part in the electric force stepless speed variator of the present invention.As shown in Figure 2, first friction plate 22 is arranged on gear ring 6, second friction plate 23 is arranged on engine shaft 21, the 3rd friction plate 24 is arranged on second transition disc 12, the 4th friction plate 25 is arranged on first transition disc 10.When the braking of second break 5, the frictional force between itself and second friction plate 23 can brake engine axle 21, prevents that misoperation from appearring in motor.When second break 5 unclamped, the frictional force between itself and second friction plate 23 disappeared, and motor 17 can rotate freely.When the braking of first break 9, the frictional force between itself and first friction plate 22 can be braked gear ring 6.When first break 9 unclamped, the frictional force between itself and first friction plate 22 disappeared, and gear ring 6 can rotate freely.When clutch driving plate 4 action, the 3rd friction plate 24, the 4th friction plate 25 are forced together, make both adhesives by the frictional force between them, with identical speed rotation.Clutch can be a mechanical clutch, also can be magnetic clutch.
Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 are under the pattern of different mixed powers, the flow of energy schematic representation.
As shown in Figure 3,9 brakings of first break, second break 5 unclamps, and clutch unclamps.At this moment, motor 17 can rotate freely, and gear ring 6 maintains static in the planetary pinion.External rotor 3, internal rotor 2 all can freely rotate.Therefore the power system assembly operates under the first parallel-serial hybrid power pattern.Suppose that gear ring 6 numbers of teeth are R, the sun gear number of teeth is S, like this, between planet carrier 8 and sun gear 7, also is to have formed a raising speed link between motor 17 and the internal rotor 2, and raising speed is than being k=1+R/S.Directly be connected differently with general double-mechanical-port motor internal rotor and motor, this raising speed connects makes that internal rotor output torque is the 1/k of engine torque.Because the volume of motor is directly proportional with the torque of motor, therefore adopt electric force stepless speed variator of the present invention, the method that connects internal rotor and motor by the raising speed link, in general electric force stepless speed variator, directly the method that connects internal rotor and motor is compared, and can obtain the littler internal rotor of volume.
As shown in Figure 4, first break 9 unclamps, and second break 5 unclamps, the clutch adhesive.Power system is operated under second kind of parallel-serial hybrid power pattern.At this moment, motor 17 can rotate freely.Because the clutch adhesive, two transition discs 10 and 12 are linked to be one, also rotate with identical speed with gear ring 6 and the external rotor 3 that two transition discs are connected.At this moment, the torque Tice part of motor 17 is delivered to external rotor 3 by planetary pinion gear ring 6; Another part is delivered to internal rotor 2, and in order to guarantee the balance of internal rotor, the internal rotor winding adds electric current, and this part transmission of torque is arrived external rotor 3.Stator side can be operated in electric model or power generation mode equally simultaneously, and whole like this power system assembly is operated under the parallel-serial hybrid power pattern.Under this pattern, most torque is by the planetary pinion transmission, and the transmission of torque of this machinery has higher efficient and reliability.Electromagnetic coupling torque transmitted by inner and outer rotors reduces simultaneously, can adopt the more internal rotor of small volume equally.
As shown in Figure 5, first break 9 unclamps, and second break 5 unclamps, the clutch adhesive.Motor 17 proper functioning, the rotating speed of control internal rotor 2 is identical with motor 17 rotating speeds, so sun gear 7 has identical rotating speed with external toothing 6, and planetary pinion is locked as one, and external toothing 6 is also with the rotational speed identical with motor 17.The torque of motor 17 outputs is delivered on the external rotor 3 by external toothing 6 machineries, drives automobilism.Stator side can be operated in electric model or power generation mode equally simultaneously, and whole like this power system assembly is operated under the hybrid mode in parallel.Under this pattern, the whole torque of motor 17 is by the planetary pinion transmission, and the transmission of torque of this machinery has higher efficient and reliability.
In Fig. 6, first break, 9 closures, second break, 5 closures, clutch also unclamps.At this moment, motor 17 is braked device 5 constraints, can not reverse and misoperation.Gear ring 6 is braked device 9 brakings, can not rotate, and planetary pinion is locked into one, therefore causes internal rotor 2 to rotate.This moment, the stator and the internal rotor winding 11 of double-mechanical-port motor were switched on, to external rotor 3 transmitting torques, with first kind of pure electronic mode powered vehicle operation.
As shown in Figure 7, first break, 9 closures, second break 5 unclamps, and clutch also unclamps.At this moment, gear ring 6 is braked device 9 braking, can not rotate, and control planetary pinion sun gear 7 does not change, and planetary pinion is locked into one, so planet carrier 8 can not rotate, and motor 17 can not reverse and misoperation.This moment double-mechanical-port motor stator winding electrifying, to external rotor 3 transmitting torques, with second kind of pure electronic mode powered vehicle.Perhaps first break 9 unclamps, second break, 5 closures, and clutch also unclamps.At this moment, motor 17 is braked device 5 constraints, can not reverse and misoperation.The stator winding electrifying of double-mechanical-port motor is to external rotor 3 transmitting torques, with the third pure electronic mode powered vehicle.
Fig. 8 is the distortion of electric force stepless speed variator of the present invention, at the mixed power scheme two Placement schematic representation that carry on the platform.Wherein gear ring 6 is connected with engine shaft 21, and therefore second break 5 has been controlled the rotation of gear ring 6, thus the rotation of control motor 17.First transition disc 10 is connected with planet carrier 8, and second transition disc 12 is connected with external rotor 3, the adhesive of solenoidoperated cluthes and unclamp adhesive and the disengagement of finishing external rotor 3 and planet carrier 8.First break 9 is between planet carrier 8 and power assembly housing 14, and first break 9 has been controlled the rotation of planet carrier.All the other connections are identical with scheme one.Mode of operation is analyzed with scheme one similar.
Claims (3)
1. an electric force stepless speed variator comprises double-mechanical-port motor and planetary pinion; Double-mechanical-port motor is the three-decker of arranged concentric, and outermost surface is stator (1), and the centre is external rotor (3), and innermost layer is internal rotor (2); Planetary pinion is made up of planet carrier (8), sun gear (7) and gear ring (6), it is characterized in that planet carrier (8) and engine shaft (21) are connected, and planetary sun gear (7) is connected with the internal rotor (2) of double-mechanical-port motor; Between planetary gear ring (6) and the power assembly housing (14) first break (9) is housed, the braking by controlling first break (9) and unclamp braking and the unrestricted motion of finishing gear ring (6); Between engine shaft (21) and the power assembly housing (14) second break (5) is housed, braking by controlling second break (5) with unclamp braking and the unrestricted motion of finishing motor (17): gear ring (6) is connected with first transition disc (10) of clutch, and external rotor (3) is connected with second transition disc (12) of clutch; Clutch driving plate (4) is fixed on the power assembly housing (14), during clutch driving plate (4) action, two transition discs (10,12) of clutch is pulled together, and makes two transition discs (10,12) with identical rotating speed rotation; Output sprocket (15) is connected with external rotor (3); By being engaged on the steel chain (16) on the output sprocket (15), the transmission of power on the external rotor (3) to train of reduction gears (18), finally is delivered to driving wheel (20) via differential mechanism (19), promote vehicle driving.
2. according to the said electric force stepless speed variator of claim 1, it is characterized in that when second break (5) and clutch unclamped, power system was operated in first kind of parallel-serial hybrid power pattern when first break (9) braking; When first break (9), second break (5) unclamp, when clutch was closed, power system was operated in second kind of parallel-serial hybrid power pattern; When first break (9), second break (5) unclamp, when clutch was closed, the rotating speed of control internal rotor (2) and sun gear (7) and motor (17) were when rotating speed is identical, and power system is operated in hybrid mode in parallel; When first break (9) closure, second break (5) closure, clutch unclamps, and power system is operated in first kind of pure electronic mode powered vehicle; When first break (9) closure, second break (5) unclamps, and when clutch unclamped, control internal rotor (2) did not rotate, and power system is operated in second kind of pure electronic mode powered vehicle; When first break (9) unclamps, second break (5) closure, clutch unclamps, and at this moment, power system is operated in the third pure electronic mode powered vehicle; Switch the opening and closing of first break (9), second break (5) and clutch, between first, second parallel-serial hybrid power pattern and electric-only mode, freely switch; The rotating speed of control internal rotor (2) can be controlled electric force stepless speed variator and switch between parallel-serial hybrid power pattern and hybrid mode in parallel.
3. an electric force stepless speed variator comprises double-mechanical-port motor and planetary pinion; Double-mechanical-port motor is the three-decker of arranged concentric, and outermost surface is stator (1), and the centre is external rotor (3), and innermost layer is internal rotor (2); Planetary pinion is made up of planet carrier (8), sun gear (7) and gear ring (6), it is characterized in that described double-mechanical-port motor and described planetary Placement are: described planetary gear ring (6) is connected with engine shaft (21), and described planetary sun gear (7) is connected with the internal rotor (2) of described double-mechanical-port motor; Between described planetary gear ring (6) and the power assembly housing (14) second break (5) is housed, the braking by controlling second break (5) and unclamp braking and the unrestricted motion of finishing gear ring (6); Between described planetary planet carrier (8) and the power assembly housing (14) first break (9) is housed; Braking by controlling first break (9) with unclamp the braking and unrestricted motion of finishing planet carrier (8): described planetary planet carrier (8) links to each other by clutch with the external rotor (3) of double-mechanical-port motor, and the adhesive by solenoidoperated cluthes is finished being connected and disengagement of external rotor (3) and planet carrier (8) with unclamping; First transition disc (10) of clutch is connected with planet carrier (8), and external rotor (3) is connected with second transition disc (12) of clutch; Clutch driving plate (4) is fixed on the power assembly housing (14), during clutch driving plate (4) action, two transition discs (10,12) of clutch is pulled together, and makes two transition discs (10,12) with identical rotating speed rotation; Output sprocket (15) is connected with external rotor (3); By being engaged on the steel chain (16) on the output sprocket (15), the transmission of power on the external rotor (3) to train of reduction gears (18), finally is delivered to driving wheel (20) via differential mechanism (19), promote vehicle driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101761048A CN101131199B (en) | 2007-10-19 | 2007-10-19 | Electrical variable-speed case and its dynamic mode |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101761048A CN101131199B (en) | 2007-10-19 | 2007-10-19 | Electrical variable-speed case and its dynamic mode |
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| CN101131199A CN101131199A (en) | 2008-02-27 |
| CN101131199B true CN101131199B (en) | 2011-09-07 |
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| CN2007101761048A Expired - Fee Related CN101131199B (en) | 2007-10-19 | 2007-10-19 | Electrical variable-speed case and its dynamic mode |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2561249B1 (en) * | 2010-04-20 | 2014-01-08 | DTI Group B.V. | Transmission system for a vehicle |
| CN101951092B (en) * | 2010-09-16 | 2014-12-24 | 上海中科深江电动车辆有限公司 | Control method of planetary gear stepless speed changing system of double-rotor motor for electric automobile |
| CN102142749A (en) * | 2011-03-16 | 2011-08-03 | 潍坊帅克新能源汽车技术有限公司 | Hub assembly of disc type variable-speed motor of electric vehicle |
| CN103213489B (en) * | 2013-03-29 | 2016-02-17 | 河南科技大学 | Floating fixed sub-motor and hybrid electric drive system and mixed-power tractor |
| CN107725633B (en) * | 2017-10-10 | 2019-03-15 | 广东工业大学 | A kind of dynamic coupling device, hybrid power system and vehicle |
| CN108045213A (en) * | 2017-11-14 | 2018-05-18 | 河南科技大学 | Electric vehicle and its motor rotating speed and torque coupling power set |
| EP3835625A1 (en) | 2019-12-09 | 2021-06-16 | Ningbo Geely Automobile Research & Development Co. Ltd. | An actuator system for a vehicle transmission, a vehicle comprising an actuator system, and a method for operating an actuator system |
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