CN208962861U - A kind of hybrid power system - Google Patents
A kind of hybrid power system Download PDFInfo
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- CN208962861U CN208962861U CN201821128934.3U CN201821128934U CN208962861U CN 208962861 U CN208962861 U CN 208962861U CN 201821128934 U CN201821128934 U CN 201821128934U CN 208962861 U CN208962861 U CN 208962861U
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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 utility model discloses a kind of hybrid power systems, including engine；First motor is connected with the engine, and its power output end is connected to planetary gear construction by first clutch；Second motor, power output end are connected to planetary gear construction by second clutch；The output end of the planetary gear construction is total output end, is provided with velometer, and using bi-motor, single planet carrier structure, engine can participate in the overall process work the hybrid electric drive system of this case；Vehicle can be directly driven with engine；It can be inputted with engine and the second motor differential, the second motor adjusts torque in real time makes engine operation in more preferably fuel-economy area.
Description
Technical field
The present invention relates to vehicle hybrid actuation techniques fields, and in particular to a kind of engine and motor are mixed dynamic mixed
Close dynamical system.
Background technique
Hybrid power just refers to that automobile is driven and be driven by electricity two kinds of driving methods using fuel oil.Advantage is vehicle launch
When stopping or low speed, is only driven by motor, be not up to certain speed, engine does not just work, and therefore, is avoided that engine is in
Inefficient work condition state, and the source of electric energy is all engine, need to only be refueled.
As the measure of countries in the world environmental protection is increasingly stringenter, the scheme of replacing fuel oil engine automobile is also increasingly
It is more, such as hydrogen energy source automobile, fuel cell car, hybrid vehicle etc..But most there are practical value and existing business at present
Change the mode of operating, only hybrid vehicle.The key of hybrid vehicle is hybrid power system, its performance is directly closed
It is to hybrid electric vehicle complete vehicle performance.By the development of more than ten years, hybrid power system assembly is from original engine and electricity
Machine discrete topology develops to motor of engine and gearbox integral structure, i.e., integrated hybrid drive train is existing
Hybrid dynamic system has more complicated, and some fuel-economy ratios are not high, is not able to satisfy existing market needs.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of structures, simple, fuel-economy drives than high hybrid power
Dynamic system comprising: engine；First motor is connected with the engine, and its power output end passes through first clutch
It is connected to planetary gear construction；Second motor, power output end are connected to planetary gear construction by second clutch；It is described
The output end of planetary gear construction is total output end, is provided with velometer.
Preferably, the planetary gear construction is also connected with brake.
Preferably, the engine is connected by third clutch with the first motor.
Preferably, the planetary gear construction includes sun gear, planetary gear, gear ring, planet carrier, the sun gear with it is described
Planetary gear engagement, the planetary gear are engaged with the gear ring, and the planet carrier is used for the power of the hybrid power system is defeated
Out；The power output end of the first motor is connect by first clutch with gear ring；The power output end of second motor
It is connect with sun gear, sun gear also passes through the second clutch connection combinable or isolated with gear ring；Gear ring is connect with brake.
Further, further include mixing control module, pass through first motor and the second motor described in control clutch control
Power output is realized with engine；The first motor and the second motor are all connect with electrical energy storage device, the power storage
Device is connect with the mixing control module.
A kind of driving method using hybrid power system described above, the mixing control module is according to the velometer
The total output end revolving speed measured, output mode is divided into: starting and low-speed mode, mode of driving at moderate speed and mode of running at high speed.
Preferably, the starting and low-speed mode are divided into following Three models: pure electricity starting and low-speed mode, engine rise
Step and low-speed mode and mixed dynamic starting and low-speed mode.Wherein, the pure electricity starting and low-speed mode specifically: start organ
It closes, first motor is closed, and first clutch and second clutch disconnect, and brake combines, at this moment, and the second motor of starting, second
The power of motor passes through planetary gear construction for final power output；The engine starting and low-speed mode specifically: first
Clutch combines, and second clutch and brake disconnect, and engine start, first motor is servo-actuated, and at this moment, the power of engine passes through
After first motor passes through planetary gear construction, a part is used as final power output, and the second motor of another part power drive is anti-
To power generation storage energy；The mixed dynamic starting and low-speed mode specifically: brake combines, first clutch and second clutch
It disconnects, the power generation of engine driving first motor, the power of the second motor is as final power output.
Preferably, the mode of driving at moderate speed specifically: when output revolving speed continues growing, and is less than 900rpm, start
Machine service intermittent, when work, can Smaller load driving first motor power generation, at this moment, first clutch disconnects, and brake disconnects,
Second clutch combines；It being continued growing when exporting revolving speed, and in 900-1800rpm, engine whole can work, at this moment, system
Dynamic device disconnects, and first clutch and second clutch combine, and first motor and the second motor can determine it according to electric energy and load
Whether work.
Preferably, the mode of running at high speed specifically: when output revolving speed continues to increase to 1800rpm or more, braking
Device and second clutch disconnect, and first clutch combines, and the power of engine and first motor is coupled, and with the second motor
Power coupled by planetary gear construction after carry out final power output, at this moment, the second motor is to make engine work
Make in more economical oil consumption area, first motor is to improve accelerating ability or power generation.
It preferably, further include power generation mode, the power generation mode specifically: driven in engine idling or normal work
First motor and the second electric power generation comprising following three kinds of states: descending jogging power generation, retarding braking power generation or parking hair
Electricity.
The beneficial effects of the present invention are: hybrid electric drive system of the invention is using bi-motor, single planet carrier structure, knot
Structure is simple, at low cost, and working service is convenient；Engine can interval, can participate in the overall process work, operational mode is simple, and regulation is simple；
Vehicle can be directly driven with engine；It can be inputted with engine and the second motor differential, the second motor adjusts torque in real time to be made
Engine operation is in more preferably fuel-economy area.
Detailed description of the invention
It, below will be in specific embodiment in order to illustrate more clearly of the technical solution in the specific embodiment of the invention
Required attached drawing does simple introduction, it should be apparent that, the accompanying drawings in the following description is some realities of the utility model
Mode is applied, it for those of ordinary skill in the art, without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of hybrid electric drive system of the invention；
Appended drawing reference indicates in figure are as follows: 1- engine；2- first motor；The second motor of 3-；4- first clutch；5- second
Clutch；6- brake；7- third clutch；8- sun gear；9- planetary gear；10- gear ring；11- planet carrier.
Specific embodiment
Clear, complete description is carried out to the contents of the present invention with reference to the accompanying drawing, it is clear that described embodiment is this
A part of the embodiment of invention, instead of all the embodiments.Occupy the embodiment in the present invention, those of ordinary skill in the art
Other embodiments obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment 1
As shown in Figure 1, the present embodiment discloses a kind of hybrid electric drive system, comprising:
Existing any model engine 1 can be used in engine 1, the engine 1, carries out with specific reference to actual application
Selection；
First motor 2 is connected with the engine 1, and its power output end is connected to planet by first clutch 4
Gear structure；
Second motor 3, power output end are connected to planetary gear construction by second clutch 5；5, first electricity
Machine 2 and the second motor 3 is preferred in this embodiment uses DC brushless motor, however, not limited to this, can also as needed into
Row selects other motor；The output end of the planetary gear construction is total output end, is provided with velometer, the velometer
For measuring the revolving speed of the output end of entire hybrid dynamic system；
The planetary gear construction preferably includes sun gear 8, planetary gear 9, gear ring 10, planet carrier 11, the sun gear 8
It is engaged with the planetary gear 9, the planetary gear 9 is engaged with the gear ring 10；The power output end of the first motor 2 passes through the
One clutch 4 is connect with gear ring 10；The power output end of second motor 3 is connect with sun gear 8, and sun gear 8 is also by the
The connection combinable or isolated with gear ring 10 of two clutches 5；The company combinable or isolated with shell by brake 6 of gear ring 10
It connects, the planet carrier 11 is used for the power output of the hybrid power system.
Further, the first motor 2 and the second motor 3 are all connect with electrical energy storage device.
Further, the engine 1 is connected by third clutch 7 with the first motor 2.
Embodiment 2
The present embodiment discloses a kind of hybrid electric drive system, is further preferred in embodiment 1, further includes:
Control module is mixed, realizes that power is defeated with engine 1 by first motor 2 described in control clutch control and the second motor 3
Out, it includes entire car controller, 1 management system EMS of engine and motor that the mixing control module is preferred in this embodiment
Controller PCU, the output revolving speed that can be measured respectively according to the velometer, to control the 2, second electricity of engine 1 and first motor
The output power of machine 3, and its way of output is controlled, so that this hybrid dynamic system is in most economical output state always.
Further, the first motor 2 and the second motor 3 are all connect with electrical energy storage device, for storing two motors
Electricity, the electrical energy storage device are connect with the mixing control module.
Embodiment 3
A kind of driving method using hybrid power system described above, the mixing control module is according to the velometer
The total output end revolving speed measured, output mode is divided into: starting and low-speed mode, mode of driving at moderate speed and mode of running at high speed.
Unaccelerated operational mode when the starting and low-speed mode refer to vehicle start and after starting, is divided into following three
Kind of mode: pure electricity starting and low-speed mode, engine starting and low-speed mode and mixed dynamic starting and low-speed mode.Wherein, described
Pure electricity starting and low-speed mode specifically: tail-off, first motor are closed, and first clutch and second clutch disconnect,
Brake combines, and at this moment, starts the second motor, the power of the second motor passes through planetary gear construction for final power output；Institute
State engine starting and low-speed mode specifically: first clutch combines, and second clutch and brake disconnect, and engine opens
Dynamic, first motor is servo-actuated, and at this moment, the power of engine is after first motor is by planetary gear construction, and a part is as final
Power output, another part power drive the second motor reverse power generation storage energy；The mixed dynamic starting and low-speed mode are specific
Are as follows: brake combines, and first clutch and second clutch disconnect, and engine driving first motor power generation, the second motor moves
Power is as final power output.Under this mode, at least the above three kinds of start-up modes are selected, and specifically can specifically be selected according to vehicle
Select, certainly, be with pure electricity starting it is best, mixed dynamic starting is taken second place, engine start be it is worst, rely primarily on the electric energy of storage
It is how many to be judged.
The mode of driving at moderate speed specifically: when output revolving speed continues growing, and is less than 900rpm, engine is intermittent
Work, when work, can Smaller load driving first motor power generation, at this moment, first clutch disconnects, and brake disconnects, the second clutch
Device combines；It being continued growing when exporting revolving speed, and in 900-1800rpm, engine whole can work, and at this moment, brake disconnects,
First clutch and second clutch combine, whether first motor and the second motor can determine its work according to electric energy and load.
Under this mode, preferably select motor driven still as first, engine driving or it is mixed dynamic supplemented by, and be mainly with driving motor power generation
It is main, store electric energy it is lower when under, engine whole can work.
The mode of running at high speed specifically: when output revolving speed continues to increase to 1800rpm or more, brake and second
Clutch disconnects, and first clutch combines, and the power of engine and first motor is coupled, and logical with the power of the second motor
It crosses and carries out final power output after planetary gear construction is coupled, at this moment, the second motor is passing through engine operation more
The oil consumption area of Ji, first motor is to improve accelerating ability or power generation.Under this mode, or select with improve motor speed for
Main, engine is adjusted under economical consumption of fuel mode.
It further include power generation mode, the power generation mode specifically: the first electricity of driving in engine idling or normal work
Machine and the second electric power generation comprising following three kinds of states: descending jogging power generation, retarding braking power generation or power generation in parking.When
So according to the electricity of storage how much, can also include that speed generates electricity, wherein fast power generation mode: charged when vehicle-mounted energy storage device
When state SOC is lower than 30%, quick power generation mode is carried out；Slow power generation mode: when the state-of-charge SOC of vehicle-mounted energy storage device is lower than
When 60%, when carrying out power generation mode, especially parking at a slow speed, first motor 2 and the second motor 3 is driven to rotate by engine 1,
Then by two electric power generations, by power storage in vehicle-mounted energy storage device, the vehicle-mounted energy storage device preferably charges
Battery can be required to select its amount of capacity according to vehicle driving, and can be charged by above two speed charge mode,
Guaranteeing motor, electricity is sufficient in advancement.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (6)
1. a kind of hybrid power system characterized by comprising
Engine (1)；
First motor (2) is connected with the engine (1), and its power output end is connected to row by first clutch (4)
Star gear structure；
Second motor (3), power output end are connected to planetary gear construction by second clutch (5)；
The output end of the planetary gear construction is total output end, is provided with velometer.
2. hybrid power system according to claim 1, which is characterized in that the planetary gear construction is also connected with braking
Device (6)；The first motor (2) and the second motor (3) are all connect with electrical energy storage device.
3. hybrid power system according to claim 2, which is characterized in that the engine (1) passes through third clutch
(7) it connects with the first motor (2).
4. hybrid power system according to claim 1 to 3, which is characterized in that the planetary gear construction includes too
Sun wheel (8), planetary gear (9), gear ring (10), planet carrier (11), the sun gear (8) are engaged with the planetary gear (9), the row
Star-wheel (9) is engaged with the gear ring (10), and the planet carrier (11) is used for the power output of the hybrid power system；It is described
The power output end of first motor (2) is connect by first clutch (4) with gear ring (10)；The power of second motor (3)
Output end is connect with sun gear (8), sun gear (8) company also combinable or isolated with gear ring (10) by second clutch (5)
It connects；Gear ring (10) is connect with brake (6).
5. hybrid power system according to claim 1 to 3, which is characterized in that it further include mixing control module,
Power output is realized by first motor (2) and the second motor (3) described in control clutch control and engine (1).
6. hybrid power system according to claim 4, which is characterized in that further include mixing control module, pass through control
Power output is realized in first motor described in clutch control processed (2) and the second motor (3) and engine (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821128934.3U CN208962861U (en) | 2018-07-17 | 2018-07-17 | A kind of hybrid power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821128934.3U CN208962861U (en) | 2018-07-17 | 2018-07-17 | A kind of hybrid power system |
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| Publication Number | Publication Date |
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| CN208962861U true CN208962861U (en) | 2019-06-11 |
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| CN201821128934.3U Active CN208962861U (en) | 2018-07-17 | 2018-07-17 | A kind of hybrid power system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110722973A (en) * | 2018-07-17 | 2020-01-24 | 苏州亚太金属有限公司 | Hybrid power system and driving method thereof |
| CN112848872A (en) * | 2021-03-10 | 2021-05-28 | 苏州亚太金属有限公司 | Low-cost hybrid power system convenient for adjusting vehicle speed and driving method thereof |
-
2018
- 2018-07-17 CN CN201821128934.3U patent/CN208962861U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110722973A (en) * | 2018-07-17 | 2020-01-24 | 苏州亚太金属有限公司 | Hybrid power system and driving method thereof |
| CN110722973B (en) * | 2018-07-17 | 2024-03-01 | 苏州亚太精睿传动科技股份有限公司 | Hybrid power system and driving method thereof |
| CN112848872A (en) * | 2021-03-10 | 2021-05-28 | 苏州亚太金属有限公司 | Low-cost hybrid power system convenient for adjusting vehicle speed and driving method thereof |
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Address after: No. 4, Xingwang Road, Zone 2, Industrial Park, Huangqiao Street, Xiangcheng District, Suzhou City, Jiangsu Province, 215132 Patentee after: Suzhou Asia Pacific Jingrui Transmission Technology Co.,Ltd. Address before: No. 4, Xingwang Road, Zone 2, Industrial Park, Huangqiao Street, Xiangcheng District, Suzhou City, Jiangsu Province, 215132 Patentee before: SUZHOU ASIA PACIFIC METAL Co.,Ltd. |