CN217532541U - Power assembly of hybrid electric vehicle and vehicle - Google Patents
Power assembly of hybrid electric vehicle and vehicle Download PDFInfo
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- CN217532541U CN217532541U CN202221357793.9U CN202221357793U CN217532541U CN 217532541 U CN217532541 U CN 217532541U CN 202221357793 U CN202221357793 U CN 202221357793U CN 217532541 U CN217532541 U CN 217532541U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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Abstract
The present disclosure relates to the field of hybrid vehicles, and more particularly, to a powertrain and a vehicle for a hybrid vehicle. The power assembly of the hybrid electric vehicle includes: a power output mechanism and a speed change mechanism; the speed change mechanism comprises a speed change mechanism input shaft, a speed change mechanism output shaft, a third planet row and a gear shift assembly; the speed change mechanism comprises a speed change mechanism input shaft, a speed change mechanism output shaft, a third planet row and a gear shift assembly; the power output mechanism comprises a first driving assembly and a second driving assembly; the second driving assembly comprises a second motor and a second planet row, and a transmission shaft of the second motor is connected with a sun gear of the second planet row. The power assembly of the hybrid electric vehicle can provide larger torque for the planet carrier of the third planet row by utilizing the ring gear of the third planet row fixed by the transmission shell and the sun gear driven by the second motor when the vehicle runs at low speed through the arrangement of the third planet row.
Description
Technical Field
The present disclosure relates to the field of hybrid vehicles, and more particularly, to a powertrain and a vehicle for a hybrid vehicle.
Background
Driven by energy and environmental pressures and technical limitations, hybrid vehicles are becoming increasingly popular with consumers and manufacturers. The hybrid electric vehicle has the advantages of the traditional vehicle and the pure electric vehicle as a transition scheme for developing the pure electric vehicle, and is a new energy vehicle with practical value at present.
The powertrain of the hybrid vehicle is generally formed by combining an engine, a first motor and a second motor with a planetary gear mechanism, and providing the power of the engine, the first motor and the second motor to a driving shaft of the vehicle, so as to realize the driving of the vehicle by the hybrid power. The planetary gear mechanism has compact structure, high transmission efficiency and large transmission ratio, is easy to realize the synthesis and distribution of power, and is very suitable for the power coupling device of the hybrid electric vehicle.
Although the motor has higher moment of torsion when the low rotational speed, the power assembly that uses at present often has the condition that moment of torsion is not enough when applying to commercial car or the vehicle that needs often climb the slope, and the moment of torsion is high enough to become the common fault of many hybrid vehicle when whole power assembly low-speed, often uses the second motor through changing the big moment of torsion model now to solve this problem, but with high costs, it is impractical.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the present disclosure provides a powertrain of a hybrid vehicle and a vehicle.
In a first aspect, the present disclosure provides a powertrain of a hybrid vehicle, comprising: a power output mechanism and a speed change mechanism; the speed change mechanism comprises a speed change mechanism input shaft, a speed change mechanism output shaft, a third planet row and a gear shift assembly;
the speed change mechanism comprises a speed change mechanism input shaft, a speed change mechanism output shaft, a third planet row and a gear shift assembly;
the power output mechanism comprises a first driving assembly and a second driving assembly; the second driving assembly comprises a second motor and a second planet row, a transmission shaft of the second motor is connected with a sun gear of the second planet row, a gear ring of the second planet row is connected with the transmission shell, and a planet carrier of the second planet row is connected with the input shaft of the speed change mechanism; the first driving assembly is connected with the input shaft of the speed change mechanism;
the gear ring of the second planet row is connected with the transmission shell, and the sun gear of the second planet row is connected with the transmission shaft of the second motor;
the gear ring of the third planetary row is connected with the input shaft of the speed change mechanism and the transmission shell through the gear shifting assembly respectively, the planetary carrier of the third planetary row is connected with the output shaft of the speed change mechanism, and the sun gear of the third planetary row is connected with the input shaft of the speed change mechanism.
Optionally, the first driving assembly includes an engine, a first motor and a first planet carrier;
the transmission shaft of the engine is connected with the planet carrier of the first planetary row, the transmission shaft of the first motor is connected with the sun gear of the first planetary row, and the gear ring of the first planetary row is connected with the input shaft of the speed change mechanism.
Optionally, the first drive assembly includes an engine, a first electric machine, a first planetary gear set and a C0 clutch;
the transmission shaft of the engine is connected with the planet carrier of the first planetary row, the transmission shaft of the engine is connected with the input shaft of the speed change mechanism through the C0 clutch, the transmission shaft of the first motor is connected with the sun gear of the first planetary row, and the gear ring of the first planetary row is connected with the transmission shell.
Optionally, the transmission housing includes a first chamber and a second chamber, the first planetary row and the second planetary row are disposed in the first chamber, and the variator is disposed in the second chamber.
Optionally, a one-way clutch is arranged between a transmission shaft of the engine and the planet carrier of the first planet row.
Optionally, the gear shifting assembly is a synchronizer, the synchronizer body is connected with a gear ring of the third planetary row, and two sides of the synchronizer are respectively connected with a planetary carrier of the second planetary row and the transmission housing.
Optionally, the shift assembly includes a first clutch for connecting the carrier of the second planetary row and the ring gear of the third planetary row, and a second clutch for connecting the ring gear of the third planetary row and the transmission housing.
In a second aspect, the present disclosure provides a vehicle comprising a powertrain as described above.
Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:
according to the power assembly of the hybrid electric vehicle, by means of the arrangement of the third planet row, when the vehicle runs at a low speed, the effect of providing larger torque for the planet carrier of the third planet row is achieved by utilizing the gear ring of the third planet row fixed by the transmission shell and the sun gear driven by the second motor, and therefore larger torque is provided for the vehicle when the vehicle runs at the low speed; through the setting of second planet row, can utilize the ring gear of second planet row to be connected with the derailleur casing, and the transmission shaft of second motor is connected with the sun gear of second planet row, the mode of planet carrier output second motor power through the second planet row, for the second motor provides obvious speed reduction and increases the effect of turning round at the during operation, more do benefit to the vehicle and start under heavy load mode, can also cooperate the setting of third planet row simultaneously, realize dual effect of turning round, then can utilize the mode of setting of this power assembly, choose the littleer second motor of moment of torsion for use, thereby further reduce whole car cost, can also reduce the occupation space of this power assembly.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and, together with the description, serve to explain the principles of the disclosure.
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a powertrain of a hybrid vehicle according to an embodiment of the disclosure;
FIG. 2 is a schematic structural diagram of another powertrain of a hybrid vehicle according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a one-way clutch in a powertrain of a hybrid vehicle according to an embodiment of the disclosure;
fig. 4 is a logic diagram of a shift of a powertrain of a hybrid vehicle according to an embodiment of the disclosure.
11, an engine; 12. a first motor; 13. a second motor; 21. a first planet row; 22. a second planet row; 23. a third planet row; 3. a shift assembly; 31. a first clutch; 32. a second clutch; 4. a transmission housing; 5. a one-way clutch; 6. and a C0 clutch.
Detailed Description
In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.
Driven by energy and environmental pressures and technical limitations, hybrid vehicles are becoming increasingly popular with consumers and manufacturers. The hybrid electric vehicle has the advantages of the traditional vehicle and the pure electric vehicle as a transition scheme for developing the pure electric vehicle, and is a new energy vehicle with practical value at present.
The powertrain of the hybrid vehicle is generally formed by combining an engine, a first motor and a second motor with a planetary gear mechanism, and providing the power of the engine, the first motor and the second motor to a driving shaft of the vehicle, so as to realize the driving of the vehicle by the hybrid power. The planetary gear mechanism has compact structure, high transmission efficiency and large transmission ratio, is easy to realize the synthesis and distribution of power, and is very suitable for the power coupling device of the hybrid electric vehicle.
Although the motor has higher moment of torsion when low rotational speed, the power assembly who uses at present often has the condition that moment of torsion is not enough when low-speed when applying to commercial car or needing the vehicle of often climbing, and the moment of torsion is high enough when whole power assembly is low-speed becomes the common fault of many hybrid vehicle, often uses the second motor through changing the big moment of torsion model now to solve this problem, but the cost is too high, and is impractical.
Based on this, the embodiment provides a power assembly of a hybrid electric vehicle and a hybrid electric vehicle, through the arrangement of the third planetary gear set, when the vehicle runs at a low speed, the effect of providing a greater torque for the carrier of the third planetary gear set is achieved by using the ring gear of the third planetary gear set fixed by the transmission housing and the sun gear driven by the second motor, so as to provide a greater torque for the vehicle running at a low speed; through the setting of second planet row, can utilize the ring gear of second planet row to be connected with the derailleur casing, and the transmission shaft of second motor is connected with the sun gear of second planet row, the mode of planet carrier output second motor power through the second planet row, for the second motor provides obvious speed reduction and increases the effect of turning round at the during operation, more do benefit to the vehicle and start under heavy load mode, can also cooperate the setting of third planet row simultaneously, realize dual effect of turning round, then can utilize the mode of setting of this power assembly, choose the littleer second motor of moment of torsion for use, thereby further reduce whole car cost, can also reduce the occupation space of this power assembly. This is illustrated in detail by the following specific examples:
referring to fig. 1 to 4, a powertrain of a hybrid vehicle according to the present embodiment includes: a power output mechanism and a speed change mechanism; the speed change mechanism comprises a speed change mechanism input shaft, a speed change mechanism output shaft, a third planet row 23 and a gear shift assembly 3; the speed change mechanism comprises a speed change mechanism input shaft, a speed change mechanism output shaft, a third planet row 23 and a gear shift assembly 3; the power output mechanism comprises a first driving assembly and a second driving assembly; the second driving assembly comprises a second motor 13 and a second planet row 22, a transmission shaft of the second motor 13 is connected with a sun gear of the second planet row 22, a ring gear of the second planet row 22 is connected with the transmission shell 4, and a planet carrier of the second planet row 22 is connected with the input shaft of the speed change mechanism; the first driving assembly is connected with an input shaft of the speed change mechanism; the ring gear of the second planetary gear set 22 is connected with the transmission housing 4, and the sun gear of the second planetary gear set 22 is connected with the transmission shaft of the second electric machine 13; the ring gear of the third planetary row 23 is connected via the shifting unit 3 to the transmission input shaft and to the transmission housing 4, the planet carrier of the third planetary row 23 is connected to the transmission output shaft, and the sun gear of the third planetary row 23 is connected to the transmission input shaft.
By the arrangement of the third planetary gear row 23, when the vehicle runs at a low speed, the effect of providing a larger torque for the planet carrier of the third planetary gear row 23 can be achieved by utilizing the ring gear of the third planetary gear row 23 fixed by the transmission housing 4 and the sun gear driven by the second motor 13, so that the larger torque can be provided for the vehicle when the vehicle runs at the low speed; through the setting of second planet row 22, can utilize the ring gear of second planet row 22 to be connected with derailleur housing 4, and the transmission shaft of second motor 13 is connected with the sun gear of second planet row 22, the mode of planet carrier output second motor 13 power through second planet row 22, for second motor 13 provides obvious speed reduction and increase the effect of turning round at the during operation, more do benefit to the vehicle and start under heavy-duty mode, can also cooperate the setting of third planet row 23 simultaneously, realize the effect of dual increase turning round, then can utilize the mode of setting of this power assembly, choose for use the second motor 13 that the moment of torsion is littleer, thereby further reduce whole car cost, can also reduce the occupation space of this power assembly.
With continued reference to fig. 1, the first drive assembly includes an engine 11, a first electric machine 12, and a first planetary gear set 21; a transmission shaft of the engine 11 is connected with a planet carrier of the first planet row 21, a transmission shaft of the first motor 12 is connected with a sun gear of the first planet row 21, and a gear ring of the first planet row 21 is connected with an input shaft of the speed change mechanism; by the arrangement, when the power output mechanism works, the first motor 12 can complete the speed regulation work of the engine 11, so that the engine 11 can be always kept in an economic rotating speed range during working, and the economy of a vehicle is improved.
With continued reference to fig. 2, the first drive assembly includes the engine 11, the first electric machine 12, the first planetary gear set 21, and the C0 clutch 6; a transmission shaft of the engine 11 is connected with a planet carrier of the first planetary row 21, the transmission shaft of the engine 11 is connected with an input shaft of the speed change mechanism through a C0 clutch 6, a transmission shaft of the first motor 12 is connected with a sun gear of the first planetary row 21, and a gear ring of the first planetary row 21 is connected with the transmission shell 4; through the arrangement of the C0 clutch 6, when the second motor 13 works alone, the power transmission paths of the engine 11 and the first motor 12 can be disconnected, so that the control difficulty of the engine 11 and the first motor 12 is reduced, the reverse rotation of the vehicle driven by the second motor 13 is easier to realize, and the cost of the whole set of power assembly is remarkably reduced.
In some embodiments, the transmission housing 4 includes a first chamber in which the first planetary row 21 and the second planetary row 22 are disposed and a second chamber in which the variator is disposed; the arrangement can prevent the structure in the second chamber from being too compact to influence the speed change mechanism to establish oil pressure, can also facilitate modular production of the structure of the whole power assembly, can independently upgrade or replace the structure in the first chamber or the structure in the second chamber, and obviously improves the universality of the power assembly; it should be noted that the first planetary row 21 and the second planetary row 22 can be disposed in close contact in the first chamber, and this arrangement can reduce the volume of the structure for connecting the first planetary row 21 and the second planetary row 22, thereby making the structure of the speed change mechanism more compact and reducing the production cost.
With continued reference to fig. 3, a one-way clutch 5 is provided between the transmission shaft of the engine 11 and the planet carrier of the first planetary row 21; through the setting of one-way clutch 5, can prevent that engine 11 from taking place the reversal when second motor 13 is worked to prevent that engine 11 from taking place wearing and tearing because of idle running, can also reduce the noise level of whole car simultaneously.
Continuing to refer to fig. 2, the shifting unit 3 is a synchronizer, the synchronizer body is connected with the gear ring of the third planetary row 23, and both sides of the synchronizer are respectively connected with the input shaft of the speed change mechanism and the transmission housing 4; when the synchronizer is used as the gear shifting assembly 3, a special hydraulic system is not required to be arranged in the transmission shell 4, the cost can be effectively reduced, the control mode is simpler, and the economical efficiency and the practicability of the power assembly are obviously improved.
With continued reference to fig. 1, the shifting unit 3 comprises a first clutch 31 and a second clutch 32, the first clutch 31 being used to connect the transmission input shaft to the ring gear of the third planetary row 23, the second clutch 32 being used to connect the ring gear of the third planetary row 23 to the transmission housing 4; when the first clutch 31 and the second clutch 32 are used as the gear shifting assembly 3, gear shifting action can be realized more accurately and more quickly, and the gear shifting efficiency and the reliability of gear keeping are obviously improved.
With continued reference to fig. 1 to 4, the shifting of the shift element to the R-engaged state in fig. 4 means that the shift assembly 3 is shifted to the first gear state, i.e. the ring gear of the third planetary row 23 is connected to the transmission housing 4; the shifting of the shifting element into the L-engagement state in fig. 4 means that the shifting unit 3 is shifted into the second gear, i.e. the ring gear of the third planetary gear set 23 is connected to the carrier of the second planetary gear set 22; when the shift assembly 3 is the first clutch 31 and the second clutch 32, the shift assembly 3 is shifted to the first gear state, i.e., the second clutch 32 is engaged, and the shift assembly 3 is shifted to the second gear state, i.e., the first clutch 31 is engaged.
When the vehicle speed is not more than 10km/h, the gear shifting assembly 3 is switched to a first gear state, the gear ring of the third planet row 23 is connected with the transmission shell 4, the second motor 13 is used for driving the vehicle to run, and the working condition can utilize the torque increasing effect of the second planet row 22 and the torque increasing effect of the third planet row 23 to improve the torque of the vehicle when the vehicle runs at low speed.
When the vehicle speed is more than 10km/h and not more than 30km/h, the gear shifting assembly 3 is switched to a two-gear state, the gear ring of the third planet row 23 is connected with the input shaft of the speed change mechanism, the second motor 13 is used for driving the vehicle to run, the torque increasing effect is achieved only through the second planet row 22 under the working condition, the torque increasing effect is not achieved through the third planet row 23 any more, and therefore the running speed of the whole vehicle is improved.
When the vehicle speed is greater than 30km/h and not greater than 60km/h, the shifting assembly 3 is switched to the first gear state, the ring gear of the third planetary row 23 is connected with the transmission housing 4, the engine 11 is used for driving the vehicle to run, the working condition can utilize the torque increasing effect of the second planetary row 22 and the torque increasing effect of the third planetary row 23, and the torque of the engine 11 is divided into the first motor 12 and the ring gears of the first planetary row 21, wherein the ratio of the divided torque of the first motor 12 and the ring gears of the first planetary row 21 is 1:4.
When the vehicle speed is more than 60km/h and not more than 120km/h, the gear shifting assembly 3 is switched to a second gear state, the gear ring of the third planetary row 23 is connected with the input shaft of the speed change mechanism, the engine 11 is used for driving the vehicle to run, the torque increasing effect is achieved only through the second planetary row 22 under the working condition, the torque increasing effect is not achieved any more through the third planetary row 23, and therefore the stability and the economy of the vehicle at a high running speed are guaranteed.
When the vehicle needs to accelerate to exceed a front obstacle, the gear shifting assembly 3 can be switched to a first gear state at the moment, the gear ring of the third planet row 23 is connected with the transmission shell 4, the engine 11, the first motor 12 and the second motor 13 are started at the moment, the torque of the vehicle is improved through a hybrid mode, and therefore the overtaking efficiency is improved.
When the vehicle needs a higher speed, the gear shifting assembly 3 can be switched to a second gear state at the moment, so that the gear ring of the third planetary gear set 23 is connected with the input shaft of the speed change mechanism, the engine 11, the first motor 12 and the second motor 13 are started at the same time, the total output power is improved through a hybrid mode, and the vehicle speed is obviously improved.
In a second aspect, the present disclosure provides a hybrid vehicle including a powertrain as described above.
The specific implementation manner and the implementation principle are the same as those of the above embodiments, and can bring the same or similar technical effects, and detailed description is omitted here, and specific reference may be made to the description of the power assembly embodiment of the hybrid electric vehicle.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The previous description is only for the purpose of describing particular embodiments of the present disclosure, so as to enable those skilled in the art to understand or implement the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A powertrain of a hybrid vehicle, comprising: a power output mechanism and a speed change mechanism; the speed change mechanism comprises a speed change mechanism input shaft, a speed change mechanism output shaft, a third planet row (23) and a gear shift assembly (3);
the speed change mechanism comprises a speed change mechanism input shaft, a speed change mechanism output shaft, a third planet row (23) and a gear shift assembly (3);
the power output mechanism comprises a first driving assembly and a second driving assembly; the second driving assembly comprises a second motor (13) and a second planet row (22), a transmission shaft of the second motor (13) is connected with a sun gear of the second planet row (22), a ring gear of the second planet row (22) is connected with a transmission shell (4), and a planet carrier of the second planet row (22) is connected with the input shaft of the speed change mechanism; the first driving assembly is connected with the input shaft of the speed change mechanism;
the gear ring of the second planet row (22) is connected with a transmission shell (4), and the sun gear of the second planet row (22) is connected with a transmission shaft of the second motor (13);
the gear ring of the third planetary row (23) is connected with the speed change mechanism input shaft and the transmission housing (4) through the gear shifting assembly (3), the planet carrier of the third planetary row (23) is connected with the speed change mechanism output shaft, and the sun gear of the third planetary row (23) is connected with the speed change mechanism input shaft.
2. The powertrain of a hybrid vehicle according to claim 1, characterized in that the first drive component includes an engine (11), a first electric machine (12) and a first planetary gear set (21);
the transmission shaft of the engine (11) is connected with the planet carrier of the first planet row (21), the transmission shaft of the first motor (12) is connected with the sun gear of the first planet row (21), and the gear ring of the first planet row (21) is connected with the input shaft of the speed change mechanism.
3. The powertrain of the hybrid vehicle according to claim 1, characterized in that the first drive component includes an engine (11), a first electric machine (12), a first planetary gear set (21) and a C0 clutch (6);
the transmission shaft of the engine (11) is connected with the planet carrier of the first planet row (21), the transmission shaft of the engine (11) is connected with the input shaft of the speed change mechanism through the C0 clutch (6), the transmission shaft of the first motor (12) is connected with the sun gear of the first planet row (21), and the gear ring of the first planet row (21) is connected with the transmission shell (4).
4. The powertrain of the hybrid vehicle according to any one of claims 2 or 3, characterized in that the transmission case (4) includes a first chamber in which the first planetary row (21) and the second planetary row (22) are disposed and a second chamber in which the transmission mechanism is disposed.
5. A hybrid vehicle powertrain according to any one of claims 2 or 3, characterised in that a one-way clutch (5) is provided between the drive shaft of the engine (11) and the planet carrier of the first planetary gear set (21).
6. Powertrain of a hybrid vehicle according to claim 1, characterized in that the shifting group (3) is a synchronizer, the synchronizer body is connected with the ring gear of the third planetary row (23), and both sides of the synchronizer are respectively connected with the planet carrier of the second planetary row (22) and the transmission housing (4).
7. Hybrid vehicle powertrain according to claim 1, characterized in that the shifting assembly (3) comprises a first clutch (31) and a second clutch (32), the first clutch (31) being adapted to connect the planet carrier of the second planetary gear set (22) and the ring gear of the third planetary gear set (23), the second clutch (32) being adapted to connect the ring gear of the third planetary gear set (23) and the transmission housing (4).
8. A vehicle comprising a powertrain as claimed in any one of claims 1 to 7.
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| CN202221357793.9U CN217532541U (en) | 2022-05-31 | 2022-05-31 | Power assembly of hybrid electric vehicle and vehicle |
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| CN202221357793.9U CN217532541U (en) | 2022-05-31 | 2022-05-31 | Power assembly of hybrid electric vehicle and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024087600A1 (en) * | 2022-10-24 | 2024-05-02 | 东风汽车集团股份有限公司 | Hybrid power transmission assembly, hybrid electric drive system, and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024087600A1 (en) * | 2022-10-24 | 2024-05-02 | 东风汽车集团股份有限公司 | Hybrid power transmission assembly, hybrid electric drive system, and vehicle |
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