CN209454728U - A kind of plug-in hybrid-power automobile - Google Patents
A kind of plug-in hybrid-power automobile Download PDFInfo
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- CN209454728U CN209454728U CN201920145995.9U CN201920145995U CN209454728U CN 209454728 U CN209454728 U CN 209454728U CN 201920145995 U CN201920145995 U CN 201920145995U CN 209454728 U CN209454728 U CN 209454728U
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- 238000000034 method Methods 0.000 description 6
- 238000010248 power generation Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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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 plug-in hybrid-power automobile, including engine, power battery, motor and control module, the motor includes first wheel motor, the second hub motor；The output end of the first wheel motor, the second hub motor is mechanically connected with two rear-wheels of the hybrid vehicle respectively.By adopting the above technical scheme, the bigger power battery of carrying capacity can be used, the power performance of hybrid vehicle can be improved with external charge；It can be travelled completely with electric-only mode when either speed is lower in urban traffic situation, the automobile of this travel phase is zero-emission, and environment protecting is more preferably；The better performances of automobile, and mileage travelled also can be elongated.
Description
Technical field
The utility model belongs to the technical field of hybrid vehicle.More specifically, the utility model relates to a kind of plug-ins
Formula hybrid vehicle.
Background technique
Plug-in hybrid-power automobile is a kind of vehicle between hybrid vehicle and pure electric automobile, has and passes
The advantages of system two kinds of automobiles of hybrid vehicle and pure electric automobile.
But up to the present, the existing design scheme of plug-in hybrid-power automobile is still not perfect, is mature, and performance is also
It is not ideal enough, it is mainly reflected in that its driving method is unreasonable, and control method is optimized not yet, so that plug-in hybrid
The application of automobile is restricted.
Utility model content
The utility model provides a kind of plug-in hybrid-power automobile, and the purpose is to improve the dynamic property of hybrid vehicle
Energy.
To achieve the goals above, the technical solution that the utility model is taken are as follows:
The plug-in hybrid-power automobile of the utility model, including engine, power battery, motor and control module；Institute
The motor stated includes first wheel motor, the second hub motor；The output end of the first wheel motor, the second hub motor
It is mechanically connected respectively with two rear-wheels of the hybrid vehicle.
The power battery passes through inverter and starting-generating all-in-one machine, first wheel motor, the second hub motor electricity
Gas phase connects.
Front axle main reducing gear-differential mechanism output end of the hybrid vehicle passes through front axle half shaft and hybrid power
Two front-wheels of automobile are connected；Front axle main reducing gear-differential mechanism input terminal passes sequentially through speed changer, clutch, rises
The output end mechanical connection of dynamic power generation all-in-one machine and engine.
The control module is sent out with first wheel motor, the second hub motor, power battery, engine, starting respectively
Electric all-in-one machine is electrically connected.
The control module includes main control unit, hub motor control unit, power battery control unit and starts
Machine control unit.
In order to realize goal of the invention identical with above-mentioned technical proposal, the utility model additionally provides above-described plug-in
The control method of formula hybrid vehicle, technical solution are:
1) the vehicle demand torque Treq of automobile, the carrying capacity SOC and vehicle velocity V of power battery, are obtained, and is passed it to
Control module；
2), Treq and 0 are compared, SOC are compared with SOClo, SOChi respectively, by V and Vmin by control module
It is compared；
3), as Treq < 0 and SOC < SOChi, using braking mode；
4), as Treq < 0 and SOC >=SOChi, using friction catch mode；
5), as Treq > 0 and SOC < SOClo, using charge mode；
6), as Treq > 0 and SOC > SOClo and V < Vmin, using electric-only mode；
7), as Treq > 0a and SOC > SOClo and V > Vmin, using combination drive mode.
Described 1) in, vehicle demand torque Treq, the carrying capacity SOC of power battery and vehicle velocity V are passed into control
Module；Enabling SOClo, SOChi is respectively preset state-of-charge minimum value, state-of-charge maximum value, and Vmin is preset
Pattern switching speed；
Described 3) in, simultaneously SOC < SOChi shows that current automobile is in on-position to Treq < 0, using regenerative braking
Mode: control module control engine, first wheel motor, the second hub motor are in close state, and control starting-generating
All-in-one machine generates electricity, and electric energy is stored into power battery.
Described 4) in, simultaneously SOC >=SOChi shows that automobile is currently at on-position to Treq < 0, using friction catch
Mode: control module control starting-generating all-in-one machine starts engine and stops power generation operation, controls first wheel motor, second
Hub motor is in close state, and control power battery no longer receives Brake energy recovery.
Described 5) in, simultaneously SOC < SOClo shows that automobile is currently at the state of driving, and battery capacity to Treq > 0
Deficiency needs to charge immediately, using charge mode: control module controls first wheel motor, the second hub motor is in and closes
Then state controls starting-generating in addition, first control starting-generating all-in-one machine starts engine to drive two front-wheels of automobile
All-in-one machine is to power battery charging.
Described 6) in, Treq > 0 and SOC > SOClo and V < Vmin show that automobile is currently at driving condition, and
Speed does not reach preset pattern switching speed, relies solely on power battery and provides power, using electric-only mode: engine
It is in close state, control module controls power battery work, and power battery is taken turns by inverter to first wheel motor, second
Hub motor conveys electric current, so that first wheel motor, the second wheel-hub motor driven vehicle.
Described 7) in, Treq > 0a and SOC > SOClo and V > Vmin show that automobile is in driving condition, and speed
Reach preset pattern switching speed, use combination drive mode: control module controls power battery as first wheel motor, the
Two hub motors provide power, while controlling starting-generating all-in-one machine and starting engine to drive two front-wheels of automobile, and controlling
Molding block is specifically distributed using the energy that fuzzy control provides power battery and engine.
The utility model by adopting the above technical scheme, compared with generally mixing with power vehicle, plug-in hybrid-power automobile
The bigger power battery of usable carrying capacity can improve the power performance of hybrid vehicle with external charge；On city road
It can be travelled completely with electric-only mode when condition either speed is lower, the automobile of this travel phase is zero-emission
, environment protecting is more preferably；It is lower or motor peak power is unable to reach vehicle demand power in power battery charged state
Under driving status, vehicle starts engine and driving motor output power together, the performance of automobile by entire car controller automatically
Preferably, and mileage travelled also can be elongated.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to specific embodiment of the present utility model further detailed
Thin explanation, with help those skilled in the art to the inventive concept of the utility model, technical solution have it is more complete, accurate and
Deep understanding.
As shown in Figure 1, the utility model is a kind of plug-in hybrid-power automobile, including engine, power battery, motor
And control module.Plug-in hybrid-power automobile is a kind of vehicle between hybrid vehicle and pure electric automobile, tool
There is the advantages of two kinds of automobiles of conventional hybrid automobile and pure electric automobile.
In order to solve the problems, such as of the existing technology and overcome its defect, the power performance for improving hybrid vehicle is realized
Goal of the invention, the technical solution that the utility model is taken are as follows:
As shown in Figure 1, the plug-in hybrid-power automobile of the utility model, the motor include first wheel motor,
Second hub motor；The output end of the first wheel motor, the second hub motor respectively with the hybrid vehicle
Two rear-wheels mechanical connection.
The power battery passes through inverter and starting-generating all-in-one machine, first wheel motor, the second hub motor electricity
Gas phase connects.
Starting-generating all-in-one machine is for starting engine or to power battery charging；
Power battery is used to power to first wheel motor, the second hub motor, and starting hair is given in engine start
Electric all-in-one machine power supply；
Front axle main reducing gear-differential mechanism output end of the hybrid vehicle passes through front axle half shaft and hybrid power
Two front-wheels of automobile are connected；Front axle main reducing gear-differential mechanism input terminal passes sequentially through speed changer, clutch, rises
The output end mechanical connection of dynamic power generation all-in-one machine and engine.
In conclusion the plug-in hybrid-power automobile of the utility model includes vehicle demand torque computing module, power
Battery module, controller module, motor module, engine block.Specifically include engine, the first, second hub motor, power
Battery, starting-generating all-in-one machine, clutch, transmission, inverter, front axle half shaft, front axle main reducing gear, differential mechanism and control mould
Block.Control module is fuzzy control model.
The control module is sent out with first wheel motor, the second hub motor, power battery, engine, starting respectively
Electric all-in-one machine is electrically connected.
The control module includes main control unit, hub motor control unit, power battery control unit and starts
Machine control unit.
Main control unit respectively with hub motor control unit, power battery control unit, control unit of engine, starting
Power generation all-in-one machine is electrically connected；
Hub motor control unit is also electrically connected with first wheel motor, the second hub motor respectively, for according to master
The instruction control first wheel motor of control unit, the work of the second hub motor；
Power battery control unit is also electrically connected with power battery, for controlling power according to the instruction of main control unit
Battery work；
Control unit of engine is also connected with engine electrically, for controlling engine work according to the instruction of main control unit
Make.
Compared with hybrid vehicle, plug-in hybrid-power automobile will use the bigger power battery of carrying capacity, may be used also
With external charge, can be travelled completely with electric-only mode when either speed is lower in urban traffic situation, this traveling
The automobile in stage is zero-emission；It is lower or motor peak power is unable to reach vehicle demand function in power battery charged state
Under the driving status of rate, vehicle starts engine and driving motor output power together by entire car controller automatically, automobile
Better performances, and mileage travelled also can be elongated.
In order to realize goal of the invention identical with above-mentioned technical proposal, the utility model additionally provides above-described plug-in
The control method of formula hybrid vehicle, technical solution are:
1) the vehicle demand torque Treq of automobile, the carrying capacity SOC and vehicle velocity V of power battery, are obtained, and is passed it to
Control module；
2), Treq and 0 are compared, SOC are compared with SOClo, SOChi respectively, by V and Vmin by control module
It is compared；
3), as Treq < 0 and SOC < SOChi, using braking mode；
4), as Treq < 0 and SOC >=SOChi, using friction catch mode；
5), as Treq > 0 and SOC < SOClo, using charge mode；
6), as Treq > 0 and SOC > SOClo and V < Vmin, using electric-only mode；
7), as Treq > 0a and SOC > SOClo and V > Vmin, using combination drive mode.
Described 1) in, vehicle demand torque Treq, the carrying capacity SOC of power battery and vehicle velocity V are passed into control
Module；Enabling SOClo, SOChi is respectively preset state-of-charge minimum value, state-of-charge maximum value, and Vmin is preset
Pattern switching speed；
Described 3) in, simultaneously SOC < SOChi shows that current automobile is in on-position to Treq < 0, using regenerative braking
Mode: control module control engine, first wheel motor, the second hub motor are in close state, and control starting-generating
All-in-one machine generates electricity, and electric energy is stored into power battery.
Described 4) in, simultaneously SOC >=SOChi shows that automobile is currently at on-position to Treq < 0, using friction catch
Mode: control module control starting-generating all-in-one machine starts engine and stops power generation operation, controls first wheel motor, second
Hub motor is in close state, and control power battery no longer receives Brake energy recovery.
Described 5) in, simultaneously SOC < SOClo shows that automobile is currently at the state of driving, and battery capacity to Treq > 0
Deficiency needs to charge immediately, using charge mode: control module controls first wheel motor, the second hub motor is in and closes
Then state controls starting-generating in addition, first control starting-generating all-in-one machine starts engine to drive two front-wheels of automobile
All-in-one machine is to power battery charging.
Described 6) in, Treq > 0 and SOC > SOClo and V < Vmin show that automobile is currently at driving condition, and
Speed does not reach preset pattern switching speed, relies solely on power battery and provides power, using electric-only mode: engine
It is in close state, control module controls power battery work, and power battery is taken turns by inverter to first wheel motor, second
Hub motor conveys electric current, so that first wheel motor, the second wheel-hub motor driven vehicle.
Described 7) in, Treq > 0a and SOC > SOClo and V > Vmin show that automobile is in driving condition, and speed
Reach preset pattern switching speed, use combination drive mode: control module controls power battery as first wheel motor, the
Two hub motors provide power, while controlling starting-generating all-in-one machine and starting engine to drive two front-wheels of automobile, and controlling
Molding block is specifically distributed using the energy that fuzzy control provides power battery and engine.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, as long as the various unsubstantialities carried out using the method concept and technical solution of the utility model change
Into, or it is not improved the conception and technical scheme of the utility model are directly applied into other occasions, in the utility model
Protection scope within.
Claims (5)
1. a kind of plug-in hybrid-power automobile, including engine, power battery, motor and control module, it is characterised in that: institute
The motor stated includes first wheel motor, the second hub motor；The output end of the first wheel motor, the second hub motor
It is mechanically connected respectively with two rear-wheels of the hybrid vehicle.
2. plug-in hybrid-power automobile described in accordance with the claim 1, it is characterised in that: the power battery passes through inversion
Device is electrically connected with starting-generating all-in-one machine, first wheel motor, the second hub motor.
3. plug-in hybrid-power automobile described in accordance with the claim 1, it is characterised in that: before the hybrid vehicle
Axis main reducing gear-differential mechanism output end is connected by front axle half shaft with two front-wheels of hybrid vehicle；The front axle
Main reducing gear-differential mechanism input terminal passes sequentially through the output terminal of speed changer, clutch, starting-generating all-in-one machine and engine
Tool connection.
4. plug-in hybrid-power automobile described in accordance with the claim 1, it is characterised in that: the control module is respectively with
One hub motor, the second hub motor, power battery, engine, starting-generating all-in-one machine are electrically connected.
5. plug-in hybrid-power automobile described in accordance with the claim 1, it is characterised in that: the control module includes master control
Unit, hub motor control unit, power battery control unit and control unit of engine processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920145995.9U CN209454728U (en) | 2019-01-28 | 2019-01-28 | A kind of plug-in hybrid-power automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920145995.9U CN209454728U (en) | 2019-01-28 | 2019-01-28 | A kind of plug-in hybrid-power automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209454728U true CN209454728U (en) | 2019-10-01 |
Family
ID=68046013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920145995.9U Active CN209454728U (en) | 2019-01-28 | 2019-01-28 | A kind of plug-in hybrid-power automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209454728U (en) |
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2019
- 2019-01-28 CN CN201920145995.9U patent/CN209454728U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210601 Granted publication date: 20191001 |
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| PD01 | Discharge of preservation of patent |
Date of cancellation: 20240601 Granted publication date: 20191001 |