CN104553744A - Driving and brake integration system based on wheel hub motor - Google Patents
Driving and brake integration system based on wheel hub motor Download PDFInfo
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- CN104553744A CN104553744A CN201410683041.5A CN201410683041A CN104553744A CN 104553744 A CN104553744 A CN 104553744A CN 201410683041 A CN201410683041 A CN 201410683041A CN 104553744 A CN104553744 A CN 104553744A
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Abstract
The invention provides a driving and brake integration system based on a wheel hub motor. The driving and brake integration system based on the wheel hub motor comprises a wheel hub motor driving system, an electromagnetism and friction braking system and a finished automobile control system, wherein the wheel hub motor driving system comprises a car axle, a motor stator, a wheel hub, a motor rotor and a brake disc, the motor stator is coaxially welded with the car axle, and the wheel hub is connected with the motor stator via a bearing; the shell of the motor rotor is fixedly connected with the wheel hub; the motor rotor is fixedly connected with the brake disc. According to the driving and brake integration system, the motor rotor is adopted to directly drive the wheel hub, the driving and brake integration system has the advantages of simple structure and high transmission efficiency, the rotation moment and the rotation inertia of an automobile are reduced, the comfort and the safety of the automobile are improved, meanwhile, since an electromagnetic brake system is increased, the use ratio of car energy is effectively improved, braking action time is shortened, and the brake performance and the traffic safety of the finished automobile are improved.
Description
Technical field
The invention belongs to vehicular drive and braking integrated system field, especially a kind of driving based on wheel hub motor and braking integrated system.
Background technology
The motor-driven electronlmobil of current use, combustion engine replaced by usual employing motor, a motor is used to drive left and right sides wheel by transmission device, the transmission device such as power-transfer clutch, change-speed box all exists, such motor driven systems requires the expenditure of energy due to transmission device, so the efficiency transmitted is very low, be unfavorable for vehicle energy efficiency utilization.Most of used In-wheel motor driving electronlmobil is that the rotor shaft of motor and axletree are rigidly connected at present, certain electric current is passed into stator coil, make rotor turns, the rotor banding motor-car axle rotated rotates, the axle drives wheels travel rotated, such connection mode is the same with common electronlmobil, capital drives wheels travel by the rotation of axletree, but axletree and whole automobile link together, axletree rotation means can produce very large rotating torque and rotor inertia, can affect traveling comfort and the safety of automobile; Moreover, need more high-performance motor can realize the driving of electronlmobil, the waste of economy reduction and energy can be made; Simultaneously when braking situations, also need to provide larger lock torque can reach the object of braking, this will make friction disc undue wear because of the excessive of lock torque, is unfavorable for the safety of automobile in the course of time.
Current car plate disc brake is the piston movement promoted by hydraulic oil in brake clamp mostly, and piston presses to brake disc slipper, realizes car brakeing stop by the friction of brake disc and slipper.When galloping or emergency braking, directly by piston, slipper is pressed to brake disc, frequent braking for a long time can cause the undue wear of slipper and brake disc and the overheated of friction pair, causes the heat fade of drg, thus affects braking performance of vehicle and even cause braking failure.
Summary of the invention
For Shortcomings in prior art, the invention provides a kind of driving based on wheel hub motor and braking integrated system, this system adopts motor direct-drive wheel hub and then drives electronlmobil, deceleration and stopping performance can be improved, alleviate the secondary wearing and tearing of braking, also add electro-magnetic braking functions simultaneously, effectively improve vehicle energy degree of utilization, shorten the brake action time, improve braking performance of vehicle and traffic safety.
The present invention realizes above-mentioned technical purpose by following technological means.
A kind of driving based on wheel hub motor and braking integrated system, comprise In-wheel motor driving system, electromagnetism and friction braking system and whole-control system, described In-wheel motor driving system comprises axletree, the motor stator be coaxially fixedly connected with described axletree, wheel hub, rotor and brake disc, described wheel hub, rotor and brake disc are arranged on motor stator successively, and be rotationally connected with motor stator, described wheel hub is fixedly connected with rotor, described rotor is fixedly connected with brake disc, electromagnetism and friction braking system comprise electromagnetism and friction integrated arrestor, first electro hydraulic valve, second electro hydraulic valve, high pressure petrol storage tank, push rod, cylinder and Metallic rod, described electromagnetism has two with friction integrated arrestor, be arranged on the both sides of brake disc respectively, and be connected with the first electro hydraulic valve by conduit, described cylinder is two, uniform with brake disc both sides, described push rod is positioned at cylinder, and be connected with the second electro hydraulic valve by conduit, first electro hydraulic valve and the second electro hydraulic valve are all connected with described high pressure petrol storage tank by conduit, described Metallic rod has two, and in middle part cross-articulation, one end of described two Metallic rod is hinged with two push rods respectively, the other end respectively with two electromagnetism and friction brake hinged, described whole-control system is electrically connected with the first electro hydraulic valve and the second electro hydraulic valve.
Further, described electromagnetism comprises permanent magnet, flux sleeve, concentrating flux plate, friction shoe, pull back spring with friction integrated arrestor, described flux sleeve opening, to contact with concentrating flux plate and form enclosure space, the side of concentrating flux plate is fixedly connected with permanent magnet, described permanent magnet is positioned at flux sleeve and forms a confined space be communicated with high pressure petrol storage tank with the side of flux sleeve, bottom surface, be provided with pull back spring between permanent magnet and the bottom surface of flux sleeve, be provided with between described flux sleeve and high pressure petrol storage tank and the first electro hydraulic valve; Be fixedly connected with friction shoe at the opposite side of described concentrating flux plate, and described friction shoe is near brake disc.
Further, also limiting valve is provided with between described flux sleeve and high pressure petrol storage tank.
Further, between described two Metallic rod, hinge-point is greater than the distance of electromagnetism and friction integrated arrestor to the distance of push rod.
Further, described wheel hub, rotor are all connected with motor stator by bearing with brake disc.
Further, described rotor and brake disc adopt overbolt to be fixedly connected with.
Further, the end face of described brake disc adopts high-abrasive material.
In the present invention, the rotor Direct driver wheel hub of In-wheel motor driving system motor, structure is simple, and driving efficiency is high, because axletree does not rotate, decreases rotating torque and the rotor inertia of automobile, improves traveling comfort and the safety of automobile.Motor braking Operation system setting electromagnetism and friction integrated arrestor, two electro hydraulic valves and Metallic rod, according to the signal collected, entire car controller judges that rate of braking comes unlatching and the disconnection of hydraulic control valve, owing to there is Metallic rod, do not need the pressure increasing high pressure oil just can realize the switching of braking situations; First carry out electromagnetic braking, wheel is first slowed down, words in need carry out friction braking again, make parking of automobile, reduce the degree of wear of drg, can fast speed realize set by braking situations, good braking effect.
Accompanying drawing explanation
Fig. 1 is the driving based on wheel hub motor of the present invention and the constructional drawing braking integrated system.
Description of reference numerals is as follows:
1-motor stator; 2-wheel hub; 3-rotor; 4-brake disc; 5-axletree; 6-bearing; 7-high pressure petrol storage tank; 8-first electro hydraulic valve; 9-second electro hydraulic valve; 10-push rod; 11-cylinder; 12-conduit; 13-permanent magnet; 14-flux sleeve; 15-concentrating flux plate; 16-bolt; 17-friction shoe; 18 Metallic rod; 19-screw; 20-limiting valve; 21-pull back spring
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to this.
As shown in Figure 1, driving based on wheel hub motor of the present invention comprises In-wheel motor driving system, electromagnetism and friction braking system and whole-control system with braking integrated system, In-wheel motor driving system comprises axletree 5, with the motor stator 1 of described axletree 5 coaxial welding, wheel hub 2, rotor 3 and brake disc 4, described wheel hub 2, rotor 3 and brake disc 4 to be arranged on successively on motor stator 1 and to be rotationally connected by bearing 6 with motor stator 1, rotor 3 adopts bolt to be fixedly connected with wheel hub 2, and electronics rotor 3 is fixedly connected with brake disc 4 overbolt 16.In the present invention, In-wheel motor driving system adopts rotor 3 Direct driver wheel hub 2, and structure is simple, and driving efficiency is high, simultaneously because axletree maintains static dynamic, decreases rotating torque and the rotor inertia of automobile, improves traveling comfort and the safety of automobile.Described brake disc 4 adopts antifriction material to make, and extends the service life of brake disc 4.
Electromagnetism and friction braking system comprise electromagnetism and friction integrated arrestor, high pressure petrol storage tank 7, first electro hydraulic valve 8, second electro hydraulic valve 9, push rod 10, cylinder 11 and Metallic rod 18.Electromagnetism has two with friction integrated arrestor, be arranged on the both sides of brake disc 4 respectively, each electromagnetism comprises permanent magnet 13 with friction integrated arrestor, flux sleeve 14, concentrating flux plate 15, friction shoe 17, pull back spring 21 and limiting valve 20, described flux sleeve 14 1 openings, contact with concentrating flux plate 15 and form enclosure space, the side of concentrating flux plate 15 is fixedly connected with permanent magnet 13, described permanent magnet 13 is positioned at flux sleeve 14, and with the side of flux sleeve 14, bottom surface forms a confined space be communicated with high pressure petrol storage tank 7, make permanent magnet 13 when motoring condition inside flux sleeve 14, flux sleeve 14 and concentrating flux plate 15 seal permanent magnet 13, permanent magnet 13 is not aobvious magnetic externally, pull back spring 21 is provided with between the bottom surface of permanent magnet 13 and flux sleeve 14, be provided with between described flux sleeve 14 and high pressure petrol storage tank 7 and the first electro hydraulic valve 8, be fixedly connected with friction shoe 17 at the opposite side of described concentrating flux plate 15, and described friction shoe 17 is near brake disc 4.Limiting valve 20 is also provided with between described flux sleeve 14 and high pressure petrol storage tank 7.
Described cylinder 11 is two, the uniform both sides with brake disc 4, described push rod 10 is positioned at cylinder 11, and be connected with the second electro hydraulic valve 9 by conduit 12, first electro hydraulic valve 8 is connected with high pressure petrol storage tank 7 by conduit 12 with the second electro hydraulic valve 9, described Metallic rod 18 has two, and in middle part cross-articulation, one end of described two Metallic rod 18 is hinged with two push rods 10 respectively, the other end is hinged with two permanent magnets 13 respectively, by screw 19 cross-articulation between two Metallic rod 18, and described screw 19 is greater than the distance of screw 19 to permanent magnet 13 to the distance of push rod 10.Whole-control system is electrically connected with the first electro hydraulic valve 8 and the second electro hydraulic valve 9.Wheel hub motor brake system of the present invention is provided with electromagnetism and friction integrated arrestor, first electro hydraulic valve 8, second electro hydraulic valve 9 and Metallic rod 18, according to the signal collected, entire car controller judges that rate of braking comes unlatching and the disconnection of hydraulic control valve, owing to there is Metallic rod 18, do not need the pressure increasing high pressure oil just can realize the switching of braking situations; First carry out electromagnetic braking, wheel first slowed down, carry out friction braking more as required, make parking of automobile, reduce the degree of wear of drg, can fast speed realize set by braking situations, good braking effect.
Whole-control system comprises wheel speed sensors, brake pedal moment sensor, brake pedal displacement pickup and electronic control unit (ECU), ECU receives the signal from wheel speed sensors, brake pedal moment sensor and brake pedal displacement pickup, the size of rate of braking Z is judged through comprehensive collected signal, and control the open and close of the first electro hydraulic valve 8 and the second electro hydraulic valve 9 according to the different range of rate of braking Z, thus open different braking modes.
When whole-control system judges rate of braking Z=0, close the first electro hydraulic valve 8 and the second electro hydraulic valve 9, now flux sleeve 14 and concentrating flux plate 15 seal permanent magnet 13, permanent magnet 13 is not aobvious magnetic externally, electric current is passed into wheel hub motor, rotor 3 rotates, and the rotor of rotation drives the wheel hub 2 that is fixedly connected with bolt with it and brake disc 4 to rotate, and the wheel hub 2 of rotation drives running car.
When whole-control system judges rate of braking Z<0.2, open current vortex braking mode: namely ECU controls unlatching first electro hydraulic valve 8, close the second electro hydraulic valve 9, high pressure oil enters the first electro hydraulic valve 8 from high pressure petrol storage tank 7 along conduit 12, and then flow in the chamber of flux sleeve 14, the predetermincd tension overcoming the pull back spring 22 be connected with flux sleeve inwall promotes permanent magnet 13 and moves towards brake disc 4, permanent magnet 13 is moved along flux sleeve 14, also move with the bolted concentrating flux plate 15 of permanent magnet 13, now concentrating flux plate 15 and flux sleeve 14 can not close permanent magnet 13, thus the magnetic field that permanent magnet 13 is produced externally aobvious magnetic, first electro hydraulic valve 8 controls the amount of the high pressure oil in inflow catheter 12 by the size controlling to pass into electric current, thus control the amount of movement of permanent magnet 13, and then the gap controlled between brake disc 4 and permanent magnet 13, gap between brake disc 4 and permanent magnet 13 decides the magnetic-field intensity of permanent magnet 13, the brake disc 4 rotated produces current vortex in the magnetic field that permanent magnet 13 produces, producing lock torque between current vortex and magnetic field because of interaction makes brake disc 4 slow down, along with the continuation of permanent magnet 13 is moved, magnetic-field intensity is more and more strong, the lock torque produced also continues to increase and brake disc 4 is constantly slowed down until car retardation stops.
When whole-control system judges rate of braking 0.2 < Z < 0.7, if when the regenerative braking force of motor can meet car brakeing demand, the speed of a motor vehicle higher than the motor effective brake speed of a motor vehicle, open the regenerative braking pattern of motor: namely whole-control system controls wheel hub motor and enters generator condition, carry out the regenerative braking of motor, reclaim vehicle braking energy; If the maximum regenerative braking force that motor can provide can not meet vehicle braking requirement, while then motor provides maximum regenerative braking force, whole-control system controls the first electro hydraulic valve 8 and opens, second electro hydraulic valve 9 is not opened, and the lock torque that remaining braking force is produced by current vortex provides.
When whole-control system receives wheel speed sensors signal, brake pedal moment sensor signal and brake pedal displacement transducer signal, when the comprehensive collected signal of ECU judges that automobile is in lower long slope holding braking, open electromagnetism and friction Associated brake pattern: namely vehicle control unit controls opens the first electro hydraulic valve 8, close the second electro hydraulic valve 9, the speed of a motor vehicle of wheel speed sensors moment detection automobile, and give entire car controller signal feedback, entire car controller constantly adjusts according to the signal of wheel speed sensors the amount that the size passing into the first electro hydraulic valve 8 electric current controls the high pressure oil in inflow catheter 12, high pressure oil flows in the chamber of flux sleeve 14 along conduit 12, the predetermincd tension overcoming the pull back spring 22 be connected with flux sleeve inwall promotes permanent magnet 13 and moves towards brake disc 4, permanent magnet 13 is moved along flux sleeve 14, also move with the bolted concentrating flux plate 15 of permanent magnet 13, now concentrating flux plate 15 and flux sleeve 14 can not close permanent magnet 13, thus the magnetic field that permanent magnet 13 is produced externally aobvious magnetic, the brake disc 4 rotated produces current vortex in the magnetic field that permanent magnet 13 produces, producing lock torque between current vortex and magnetic field because of interaction makes brake disc 4 slow down, along with the continuation of permanent magnet 13 is moved, magnetic-field intensity is more and more strong, the lock torque produced also continues to increase and brake disc 4 is constantly slowed down, the outside of concentrating flux plate 15 is also consolidated with friction shoe 17, along with the continuation of concentrating flux plate 15 with permanent magnet 13 is moved, friction shoe 17 contacts with brake disc 4, produce friction braking, when wheel speed sensors detects that the speed of a motor vehicle is reduced to close to target stabilizing speed in the process, entire car controller again controls the first electro hydraulic valve 8 and opens, and control the electric current passing into the first electro hydraulic valve 8, close the first electro hydraulic valve 8 afterwards, repeat braking procedure above until wheel speed sensors detects that the speed of a motor vehicle position of automobile is at target stabilizing speed, friction braking moment and automobile that the electromagnetic braking moment now produced at brake disc 4 and friction shoe 17 the produce moment balance along the weight component on ramp suffered by ramp, automobile travels with target stabilizing speed lower long slope.
When entire car controller judges car brakeing intensity Z>0.7, open emergency brake modes: namely ECU controls the first electro hydraulic valve 8 and closes, open the second electro hydraulic valve 9, high pressure oil enters the second electro hydraulic valve 9 from high pressure petrol storage tank 7 through conduit 12, and then promote push rod 10 along conduit 12 and move, because one end hinge of Metallic rod 18 push rod 10, other end hinge permanent magnet 13, the lap punching of two Metallic rod 18 is fixed with screw 19, and screw 19 is greater than the Metallic rod length of screw 19 to permanent magnet 13 to the Metallic rod length of push rod 10, which forms scissors principle, when high pressure oil promotion push rod 10 moves, Metallic rod 18 with screw 19 for fulcrum, promote permanent magnet 13 hinged with it to move towards brake disc 4, due to permanent magnet 13 when motoring condition inside flux sleeve 14, flux sleeve 14 and concentrating flux plate 15 seal permanent magnet 13, make permanent magnet 13 externally not aobvious magnetic, now due to the impetus of high pressure oil, permanent magnet 13 is moved along flux sleeve 14, also move with the bolted concentrating flux plate 15 of permanent magnet 13, now concentrating flux plate 15 and flux sleeve 14 can not close permanent magnet 13, thus the magnetic field making permanent magnet 13 produce externally is showing magnetic, the brake disc 4 rotated produces current vortex in the magnetic field that permanent magnet 13 produces, producing lock torque between current vortex and magnetic field because of interaction makes brake disc 4 slow down, along with the continuation of permanent magnet 13 is moved, magnetic-field intensity is more and more strong, the lock torque produced also continues to increase and brake disc 4 is constantly slowed down, concentrating flux plate, the outside of 15 is also consolidated with friction shoe 17, along with the continuation of concentrating flux plate 15 with permanent magnet 13 is moved, friction shoe 17 contacts with brake disc 4, produce friction braking, because the center of circle of screw 19 to be greater than the Metallic rod length of the center of circle to permanent magnet 13 hinge-point of screw 19 to the Metallic rod length of push rod 10 hinge-point, so same high pressure oil can provide larger thrust, promotion concentrating flux plate 15 and friction shoe 17 shift to brake disc 4 rapidly, now the change of magnetic field strength that is in of brake disc 4 is very large, the current vortex produced is very large, large current vortex produces very large lock torque in the magnetic field that change is large, add the lock torque of the friction braking of slipper, two kinds of lock torque superpositions make automobile brake rapidly.
Described embodiment is preferred embodiment of the present invention; but the present invention is not limited to above-mentioned embodiment; when not deviating from flesh and blood of the present invention, any apparent improvement that those skilled in the art can make, replacement or modification all belong to protection scope of the present invention.
Claims (7)
1. the driving based on wheel hub motor and braking integrated system, comprise In-wheel motor driving system, electromagnetism and friction braking system and whole-control system, it is characterized in that: described In-wheel motor driving system comprises axletree (5), the motor stator (1) be coaxially fixedly connected with described axletree (5), wheel hub (2), rotor (3) and brake disc (4), described wheel hub (2), rotor (3) and brake disc (4) are arranged on motor stator (1) successively, and be rotationally connected with motor stator (1), described wheel hub (2) is fixedly connected with rotor (3), described rotor (3) is fixedly connected with brake disc (4), electromagnetism and friction braking system comprise electromagnetism and friction integrated arrestor, first electro hydraulic valve (8), second electro hydraulic valve (9), high pressure petrol storage tank (7), push rod (10), cylinder (11) and Metallic rod (18), described electromagnetism has two with friction integrated arrestor, be arranged on the both sides of brake disc (4) respectively, and be connected with the first electro hydraulic valve (8) by conduit (12), described cylinder (11) is two, uniform with brake disc (4) both sides, described push rod (10) is positioned at cylinder (11), and be connected with the second electro hydraulic valve (9) by conduit (12), first electro hydraulic valve (8) and the second electro hydraulic valve (9) are all connected with described high pressure petrol storage tank (7) by conduit (12), described Metallic rod (18) has two, and in middle part cross-articulation, one end of described two Metallic rod (18) is hinged with two push rods (10) respectively, the other end respectively with two electromagnetism and friction brake hinged, described whole-control system is electrically connected with the first electro hydraulic valve (8) and the second electro hydraulic valve (9).
2. the driving based on wheel hub motor according to claim 1 and braking integrated system, it is characterized in that: described electromagnetism comprises permanent magnet (13) with friction integrated arrestor, flux sleeve (14), concentrating flux plate (15), friction shoe (17), pull back spring (21), described flux sleeve (14) openings, contact with concentrating flux plate (15) and form enclosure space, the side of concentrating flux plate (15) is fixedly connected with permanent magnet (13), described permanent magnet (13) is positioned at flux sleeve (14), and with the side of flux sleeve (14), bottom surface forms a confined space be communicated with high pressure petrol storage tank (7), pull back spring (21) is provided with between the bottom surface of permanent magnet (13) and flux sleeve (14), be provided with between described flux sleeve (14) and high pressure petrol storage tank (7) and the first electro hydraulic valve (8), be fixedly connected with friction shoe (17) at the opposite side of described concentrating flux plate (15), and described friction shoe (17) is near brake disc (4).
3. the driving based on wheel hub motor according to claim 2 and braking integrated system, is characterized in that: be also provided with limiting valve (20) between described flux sleeve (14) and high pressure petrol storage tank (7).
4. the driving based on wheel hub motor according to claim 1 and braking integrated system, is characterized in that: between described two Metallic rod (18), hinge-point is greater than electromagnetism and the distance of the integrated arrestor that rubs to the distance of push rod (10).
5. the driving based on wheel hub motor according to claim 1 and braking integrated system, is characterized in that: described wheel hub (2), rotor (3) are all connected with motor stator (1) by bearing (6) with brake disc (4).
6. the driving based on wheel hub motor according to claim 1 and braking integrated system, is characterized in that: described rotor (3) and brake disc (4) adopt overbolt (16) to be fixedly connected with.
7. the driving based on wheel hub motor according to claim 1 and braking integrated system, is characterized in that: the end face of described brake disc (4) adopts high-abrasive material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410683041.5A CN104553744B (en) | 2014-11-24 | 2014-11-24 | A kind of driving based on wheel hub motor and braking integrated system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410683041.5A CN104553744B (en) | 2014-11-24 | 2014-11-24 | A kind of driving based on wheel hub motor and braking integrated system |
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| CN104553744A true CN104553744A (en) | 2015-04-29 |
| CN104553744B CN104553744B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410683041.5A Active CN104553744B (en) | 2014-11-24 | 2014-11-24 | A kind of driving based on wheel hub motor and braking integrated system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365584A (en) * | 2015-06-01 | 2016-03-02 | 中国农业大学 | Novel mechanical, electric and magnetic coupling braking energy recovering system |
| CN106143118A (en) * | 2016-07-15 | 2016-11-23 | 吉林大学 | A kind of automobile with disc type wheel hub motor |
| CN107839471A (en) * | 2017-12-19 | 2018-03-27 | 华东交通大学 | A kind of hub motor for electric automobile intelligent heat dissipation system and control method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201890157U (en) * | 2010-11-23 | 2011-07-06 | 江苏大学 | Permanent magnetic parking and braking device |
| CN102336133B (en) * | 2011-07-06 | 2013-07-31 | 中国农业大学 | Braking energy recycling, braking and driving system of feedback lockup type hub motor of electric automobile |
| JP5704043B2 (en) * | 2011-10-11 | 2015-04-22 | トヨタ自動車株式会社 | Wheel braking drive |
| DE102012216130A1 (en) * | 2012-09-12 | 2013-08-29 | Schaeffler Technologies AG & Co. KG | Wheel hub drive for wheel of motor car e.g. bicycle, has electric drive motor having gear box that is arranged radially inside of rotor and stator formed of space |
| CN103448531B (en) * | 2013-08-15 | 2015-04-15 | 安徽工程大学 | Electric driving wheel with cooling function |
-
2014
- 2014-11-24 CN CN201410683041.5A patent/CN104553744B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365584A (en) * | 2015-06-01 | 2016-03-02 | 中国农业大学 | Novel mechanical, electric and magnetic coupling braking energy recovering system |
| CN106143118A (en) * | 2016-07-15 | 2016-11-23 | 吉林大学 | A kind of automobile with disc type wheel hub motor |
| CN106143118B (en) * | 2016-07-15 | 2018-09-14 | 吉林大学 | A kind of automobile with disc type wheel hub motor |
| CN107839471A (en) * | 2017-12-19 | 2018-03-27 | 华东交通大学 | A kind of hub motor for electric automobile intelligent heat dissipation system and control method |
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| CN104553744B (en) | 2017-01-04 |
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Effective date of registration: 20211228 Address after: 101200 room 205-211526, No. 40, Fuqian West Street, Pinggu town, Pinggu District, Beijing (cluster registration) Patentee after: BEIJING YONGBO TECHNOLOGY CO.,LTD. Address before: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Patentee before: JIANGSU University |