CN107696847A - A kind of hybrid power system and application - Google Patents
A kind of hybrid power system and application Download PDFInfo
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- CN107696847A CN107696847A CN201710924631.6A CN201710924631A CN107696847A CN 107696847 A CN107696847 A CN 107696847A CN 201710924631 A CN201710924631 A CN 201710924631A CN 107696847 A CN107696847 A CN 107696847A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
- B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/38—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/44—Series-parallel type
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The invention discloses a kind of hybrid power system and application, belong to automotive field.The system includes：Engine, battery, first gear component, clutch pack, second gear component, motor, hydraulic pump, change displacement hydraulic motor, differential mechanism；Engine, the first driving end of first gear component, the 3rd driving end of clutch pack and second gear component are sequentially connected；Second driving end of first gear component is coupled by power transmission shaft with hydraulic pump driving, the liquid outlet and inlet of hydraulic pump are connected by two oil pipes with the inlet and liquid outlet for becoming displacement hydraulic motor respectively, become displacement hydraulic motor by power transmission shaft with differential drive to couple, differential mechanism passes through power transmission shaft and rear left wheel and right rear wheel driving coupling；4th driving end of second gear component passes through power transmission shaft and front left wheel and right front wheel driving coupling by power transmission shaft and motor driving coupling, the 5th driving end；Battery provides electric energy for motor.
Description
Technical field
The present invention relates to automotive field, more particularly to a kind of hybrid power system and application.
Background technology
Orthodox car provides power by combustion of fossil fuels (such as gasoline, diesel oil) for engine, its tail gas discharged
Environment can be polluted, not meet the requirement of energy-saving and environmental protection.Therefore, it is necessary to be replaced by the free of contamination new energy such as electric energy
For fossil fuel power is provided for automobile.But it is shorter as the pure electric automobile course continuation mileage of the energy using electric energy, auxiliary facility is also
Imperfection, it is difficult to extensive use in a short time.And be used in combination with fossil fuel with electric energy, the danger of fossil fuel can be alleviated
Machine, the defects of and can makes up pure electric automobile, therefore it provides a kind of hybrid power system that can utilize fossil fuel and electric energy
It is very necessary.
Prior art provides a kind of hybrid power system, including：Engine, clutch, speed change component, motor, battery.
Wherein, engine is sequentially coupled by power transmission shaft with clutch, motor, speed change component, wheel drive.Speed change component will can move
Power passes to wheel, and can adjust gearratio (top driving wheel and the angular speed of end driven pulley or the ratio of rotating speed).
Battery is electrically connected by cable with motor.In use, disconnection, closure state by adjusting clutch, to make at the system
In electric-only mode and hybrid mode.When clutch disconnects, it is electric-only mode, is now only provided by battery for motor
Power, motor are imparted power to speed change component and wheel, rotated with driving moment.It is hybrid power when clutch closes
Pattern, now engine and motor provide power simultaneously, wheel is imparted power to by speed change component, turned with driving moment
It is dynamic.
Inventor has found that prior art at least has problems with：
The drive pattern that the hybrid power system that prior art provides is realized in application is few, it is impossible to efficiently, saves land productivity
With engine and motor.
The content of the invention
Technical problem to be solved of the embodiment of the present invention is, there is provided a kind of drive pattern is more, and can efficiently, section
Energy ground utilizes hybrid power system and the application of engine and motor.Concrete technical scheme is as follows：
In a first aspect, the embodiments of the invention provide a kind of hybrid power system, including：Engine, battery；
The system also includes：First gear component, clutch pack, second gear component, motor, hydraulic pump, change row
Measure hydraulic motor, differential mechanism；
The first gear component includes：First driving end, the second driving end；
The second gear component includes：3rd driving end, the 4th driving end, the 5th driving end；
The engine, the first driving end of the first gear component, the clutch pack and the second gear
3rd driving end of component is sequentially connected；
Second driving end of the first gear component is coupled by power transmission shaft with the hydraulic pump driving, the liquid
The liquid outlet and inlet of press pump are connected by two oil pipes with the inlet and liquid outlet of the change displacement hydraulic motor respectively,
The change displacement hydraulic motor is coupled by power transmission shaft with the differential drive, and the differential mechanism passes through power transmission shaft and left back car
Wheel and right rear wheel driving coupling；
The 4th driving end of the second gear component is by power transmission shaft and the motor driving coupling, and the described 5th
Driving end passes through power transmission shaft and front left wheel and right front wheel driving coupling；
The battery provides electric energy for the motor.
Specifically, preferably, the first gear component includes：First gear, second gear；
The first gear engages with the second gear；
The first gear is as first driving end, and the second gear is as second driving end.
Specifically, preferably, the second gear component includes：Multiple rows of gear assembly, the 3rd gear, the 4th gear,
5th gear；
Often arranging the gear assembly includes：Centre wheel, engaged with the centre wheel and be located at the centre wheel both sides
First planetary gear and the second planetary gear；
In multigroup gear assembly, multiple first planetary gears are coaxially connected by power transmission shaft, multiple second planetary gears
It is coaxially connected by power transmission shaft；
The clutch pack includes：The casing that is connected with first driving end, the more height being arranged in casing from
Clutch, and one fewer than the number of multiple centre wheels of the number of the multiple sub- clutch；
The centre wheel farthest apart from the engine is coupled by power transmission shaft with the 3rd gear drive, remaining multiple
Centre wheel is coupled by power transmission shaft with multiple sub- driven by clutches respectively；
3rd gear engages with the 4th gear and the 5th gear simultaneously, the 4th gear and described
Five gears are respectively as the 4th driving end and the 5th driving end.
Specifically, preferably, the system also includes：First clutch and second clutch；
The first clutch is arranged on the biography between two first planetary gears nearest apart from the 3rd gear
On moving axis；
The second clutch is arranged on the biography between two second planetary gears nearest apart from the 3rd gear
On moving axis；
The external diameter of multiple first planetary gears, the external diameter of multiple second planetary gears.
Specifically, preferably, the system also includes：Inverter；
The inverter is arranged on the cable between the motor and the battery.
Second aspect, the embodiment of the present invention additionally provide application of the described system in Automobile drive, the system
Application model includes：Electric-only mode, pure engine mode, combination drive pattern, hydraulic pressure 4 wheel driven pattern, energy recuperation mode.
Specifically, preferably, in the electric-only mode, engine does not work, hydraulic pressure air pump inoperative, clutch group
Part, first clutch and second clutch are disconnected, and battery provides electric energy for motor, and front left wheel and the right side are driven by motor
Front vehicle wheel rotates.
Specifically, preferably, in the pure engine mode, engine work, battery does not provide electric energy for motor,
Hydraulic pressure air pump inoperative, one in clutch pack clutch closure is selected, is selected in first clutch, second clutch
One closure, is rotated by the engine driving front left wheel and right front wheel.
Specifically, preferably, in the combination drive pattern, engine work, battery provides electric energy, liquid for motor
Air pump inoperative is pressed, one in clutch pack clutch closure is selected, selects one in first clutch, second clutch
Individual closure, front left wheel and right front wheel is driven to rotate jointly by the engine and the motor.
Specifically, preferably, the hydraulic pressure 4 wheel driven pattern includes：Engine hydraulic 4 wheel driven pattern, hydraulic hybrid 4 wheel driven
Pattern；
In the engine hydraulic 4 wheel driven pattern, engine work, battery does not provide electric energy, hydraulic pump work for motor
Make, select one in clutch pack clutch closure, select a closure in first clutch, second clutch,
By the engine driving front left wheel, right front wheel, left back car is driven by the engine and the hydraulic pump jointly
Wheel, right rear wheel rotate；
In the hydraulic hybrid 4 wheel driven pattern, the engine work, the battery provides electric energy for the motor, institute
Hydraulic pump works are stated, select one in the clutch pack clutch closure, select the first clutch, described the
A closure in two clutches, the front left wheel and the rear front truck are driven by the engine and the motor jointly
Wheel rotates, and drives the rear left wheel and the right rear wheel to rotate jointly by the engine and the hydraulic pump.
Specifically, preferably, in the energy recuperation mode, engine is not worked, and hydraulic pressure air pump inoperative, motor is opened
Power mode is inspired, clutch pack, first clutch, second clutch disconnect, and front left wheel and right front wheel carry for motor
For mechanical energy, the mechanical energy is converted into electric energy by the motor, and is stored in the battery.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
Hybrid power system provided in an embodiment of the present invention, electric-only mode can be realized in Automobile drive, pure is started
The various modes such as machine pattern, combination drive pattern, hydraulic pressure 4 wheel driven pattern, energy recuperation mode, efficiently to utilize engine and electricity
Pond, reduce energy consumption.In above-mentioned various modes, by the mating reaction of epicyclic train and gear assembly, multi-speed is easy to implement
Than.Hybrid power system provided in an embodiment of the present invention also has the characteristics of simple in construction, can large-scale promotion application.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structure chart of hybrid power system provided in an embodiment of the present invention；
Fig. 2 is the connection diagram of clutch pack provided in an embodiment of the present invention and second gear component；
Fig. 3 is hybrid power system provided in an embodiment of the present invention energy transmission schematic diagram under electric-only mode；
Fig. 4 is hybrid power system provided in an embodiment of the present invention energy transmission schematic diagram under pure engine mode；
Fig. 5 is hybrid power system provided in an embodiment of the present invention energy transmission schematic diagram under combination drive pattern；
Fig. 6 is hybrid power system provided in an embodiment of the present invention energy transmission schematic diagram under hydraulic pressure 4 wheel driven pattern；
Fig. 7 is hybrid power system provided in an embodiment of the present invention energy transmission schematic diagram under energy recuperation mode.
Wherein, reference represents respectively：
1 engine,
2 batteries,
3 first gear components,
301 first gears,
302 second gears,
4 clutch packs,
401 casings,
402 sub- clutches,
The first sub- clutches of 402a,
The second sub- clutches of 402b,
The 3rd sub- clutches of 402c,
5 second gear components,
501 the 3rd gears,
502 the 4th gears,
503 the 5th gears,
504 centre wheels,
The centre wheels of 504a first,
The centre wheels of 504b second,
The centre wheels of 504c the 3rd,
The centre wheels of 504d the 4th,
505 first planetary gears,
506 second planetary gears,
6 motors,
7 hydraulic pumps,
8 become displacement hydraulic motor,
9 differential mechanisms,
10 first clutches,
11 second clutches,
12 inverters,
C1 rear left wheels,
C2 right rear wheels,
C3 front left wheels,
C4 right front wheels,
The arrow with dotted line represents the direction of transfer of electric energy in accompanying drawing, arrow expression mechanical energy or power with solid line
Direction of transfer.
Embodiment
Unless otherwise defined, all technical terms used in the embodiment of the present invention are respectively provided with usual with those skilled in the art
The identical implication of understanding., below will be to embodiment party of the present invention to make the object, technical solutions and advantages of the present invention clearer
Formula is described in further detail.
In the present invention, it is defined by vehicle traveling direction, in four wheels, positioned at the wheel point of the front and back in left side
Wei not front left wheel, rear left wheel.Wheel positioned at the front and back on right side is respectively right front wheel, right rear wheel.
In a first aspect, the embodiments of the invention provide a kind of hybrid power system, as shown in Figure 1, the system includes：Hair
Motivation 1, battery 2, first gear component 3, clutch pack 4, second gear component 5, motor 6, hydraulic pump 7, change displacement hydraulic
Motor 8, differential mechanism 9.First gear component 3 includes：First driving end, the second driving end；Second gear component 5 includes：3rd
Driving end, the 4th driving end, the 5th driving end.
Engine 1, the first driving end of first gear component 3, the 3rd of clutch pack 4 and second gear component 5 the pass
Moved end is sequentially connected；Second driving end of first gear component 3 passes through power transmission shaft and the driving coupling of hydraulic pump 7, hydraulic pump 7
Liquid outlet and inlet respectively by two oil pipes with become displacement hydraulic motor 8 inlet and liquid outlet connect, change discharge capacity
Hydraulic motor 8 passes through power transmission shaft and rear left wheel C1 and right rear wheel by power transmission shaft and the driving coupling of differential mechanism 9, differential mechanism 9
C2 driving couplings；4th driving end of second gear component 5 is passed through by power transmission shaft and the driving coupling of motor 6, the 5th driving end
Power transmission shaft and front left wheel C3 and right front wheel C4 driving couplings；Battery 2 is that motor 6 provides electric energy.
It should be noted that the power between the first driving end of first gear component 3, the second driving end can be passed mutually
Pass.Power between 3rd driving end of second gear component 5, the 4th driving end, the 5th driving end can be transmitted mutually.
Wherein, hydraulic pump 7 includes：Housing (inlet and liquid outlet connected with inner chamber is provided with housing), it is arranged on
Eccentric wheel in housing, the piston component with the outer rim driving coupling of eccentric wheel.Eccentric wheel couples with transmission shaft driven.Power transmission shaft
During rotation, eccentric wheel rotates, and eccentric wheel drive piston moves reciprocatingly, and to change the pressure of liquid in housing, liquid is by feed liquor
Mouth enters or output.Become displacement hydraulic motor 8 and the operation principle of hydraulic pump 7 is just the opposite, become displacement hydraulic motor 8 and equally wrap
Include：Housing (inlet and liquid outlet connected with inner chamber is provided with housing), the eccentric wheel and eccentric wheel that are arranged in housing
Outer rim driving coupling piston component, eccentric wheel couples with transmission shaft driven.By to become displacement hydraulic motor 8 inlet
Infusion fluid, under hydraulic action, piston moves reciprocatingly, and is rotated with movable eccentric wheel, and then drives and join with eccentric wheel transmission
The drive axis connect, rotatory force is exported.
Hydraulic pump 7 is connected with becoming between displacement hydraulic motor 8 by double tube circulation, in order to make liquid circulation, is ensured
Hydraulic pump 7 and change displacement hydraulic motor 8 work long hours.
The operation principle with regard to hybrid power system provided in an embodiment of the present invention, which is given, below describes：
The hybrid power system can realize electric-only mode, pure engine mode, combination drive pattern, liquid in application
Press five kinds of 4 wheel driven pattern, energy recuperation mode patterns.
It should be noted that when carrying out above-mentioned five kinds of patterns, can by set control module in the car or
Control assembly controls the working condition of engine 1, motor 6, hydraulic pump 7.
In electric-only mode, engine 1 does not work, and hydraulic pump 7 does not work, and clutch pack 4 disconnects, and battery 2 is electricity
Machine 6 provides electric energy, and power is transferred to the 4th driving end, the 5th driving end, the front left wheel C3 of second gear component 5 by motor 6
With right front wheel C4, to drive front left wheel C3 and right front wheel C4 to rotate.
In pure engine mode, engine 1 works, and battery 2 does not provide electric energy for motor 6, and hydraulic pump 7 does not work, from
Clutch component 4 closes, and power is sequentially transferred to the first driving end of first gear component 3, clutch pack 4, by engine 1
The 3rd driving end, the 5th driving end, front left wheel C3 and the right front wheel C4 of second gear component 5 of two gear assemblies 5, to drive
Dynamic front left wheel C3 and right front wheel C4 is rotated.
In combination drive pattern, engine 1 works, and battery 2 is that motor 6 provides electric energy, and hydraulic pump 7 does not work, clutch
Device assembly 4 closes, and power is sequentially transferred to the first driving end of first gear component 3, clutch pack 4, second by engine 1
Power is transferred to second gear component by the 3rd driving end, the 5th driving end of second gear component 5 of gear assembly 5, motor 6
5 the 4th driving end, the 5th driving end, with the power coupling transmitted with engine 1, be then passed to front left wheel C3 and it is right before
Wheel C4, to drive front left wheel C3 and right front wheel C4 to rotate.
Hydraulic pressure 4 wheel driven pattern includes：Engine hydraulic 4 wheel driven pattern, hydraulic hybrid 4 wheel driven pattern.
In engine hydraulic 4 wheel driven pattern, engine 1 works, and battery 2 does not provide electric energy, the work of hydraulic pump 7 for motor 6
Make, clutch pack 4 closes, and power is transferred to the first driving end of first gear component 3, partial power transmission by engine 1
To clutch pack 4, the 3rd driving end, the 5th driving end, front left wheel C3 and the right front wheel C4 of second gear component 5.It is surplus
Remaining part sub-power is sequentially transferred to the second driving end of first gear component 3, hydraulic pump 7, and the driving of hydraulic pump 7 becomes displacement hydraulic horse
Up to 8 work, become displacement hydraulic motor 8 and power is transferred to differential mechanism 9, rear left wheel C1 and right rear wheel C2.
In hydraulic hybrid 4 wheel driven pattern, engine 1 works, and battery 2 is that motor 6 provides electric energy, and hydraulic pump 7 works, from
Clutch component 4 closes.Power is transferred to the first driving end of first gear component 3 by engine 1, and partial power is sequentially transferred to
Power is transferred to by the 3rd driving end, the 5th driving end of clutch pack 4, second gear component 5, at the same time, motor 6
The 4th driving end, the 5th driving end of two gear assemblies 5, the 5th driving end of second gear component 5 is transferred to engine 1
Power coupling, it is then passed to front left wheel C3 and right front wheel C4.Engine 1 is transferred to the remainder of first gear component 3
Sub-power is sequentially transferred to the second driving end of first gear component 3, hydraulic pump 7, and the driving of hydraulic pump 7 becomes displacement hydraulic motor 8
Work, become displacement hydraulic motor 8 and power is transferred to differential mechanism 9, rear left wheel C1 and right rear wheel C2.
In hydraulic hybrid 4 wheel driven pattern, by setting differential mechanism 9, be easy in automobile turning, make rear left wheel C1 and
Right rear wheel C2 speed is different, phenomena such as avoiding the occurrence of skidding.
In energy recuperation mode, engine 1 does not work, and hydraulic pump 7 does not work, and motor 6 opens power generation mode, clutch
Component 4 disconnects, and power is sequentially transferred to the 5th driving end of second gear component 5, by front left wheel C3 and right front wheel C4
Mechanical energy is converted into electric energy by four driving ends, motor 6, motor 6, and is stored in battery 2.
Hybrid power system provided in an embodiment of the present invention, electric-only mode can be realized in Automobile drive, pure is started
The various modes such as machine pattern, combination drive pattern, hydraulic pressure 4 wheel driven pattern, energy recuperation mode, efficiently to utilize engine 1 and electricity
Pond 2, reduce energy consumption.In above-mentioned various modes, pass through first gear component 3, second gear component 5, hydraulic pump 7, change discharge capacity
The mating reaction of hydraulic motor 8, is easy to implement multiple gear ratios.Hybrid power system provided in an embodiment of the present invention also has structure letter
The characteristics of single, can large-scale promotion application.
First gear component 3 could be arranged to diversified forms, such as attached on the premise of cost is cheap based on simple in construction
Shown in Fig. 1, first gear component 3 includes：First gear 301, second gear 302；First gear 301 is nibbled with second gear 302
Close；First gear 301 is used as the first driving end, and second gear 302 is used as the second driving end.That is the one of the wheel face of first gear 301
Side is connected by power transmission shaft and the driving coupling of engine 1, opposite side with clutch pack 4, second gear 302 by power transmission shaft with
The driving coupling of hydraulic pump 7.
So that engine 1 and hydraulic pump 7 work as an example, after power is transferred to first gear 301 by engine 1, a part is dynamic
Power is transferred to clutch pack 4, and another part power is transferred to second gear 302, hydraulic pump 7.
Second gear component 5 and clutch pack 4 could be arranged to diversified forms, based on easily realize multiple gears and
On the premise of moment of torsion distributes, as shown in Figure 1, second gear component 5 includes：Multiple rows of gear assembly, the 3rd gear the 501, the 4th
Gear 502, the 5th gear 503.Include per toothrow wheel assembly：Centre wheel 504, engaged with centre wheel 504 and be located at centre wheel
The first planetary gear 505 and the second planetary gear 506 of 504 both sides；In multigroup gear assembly, multiple first planetary gears 505 pass through
Power transmission shaft is coaxially connected, and multiple second planetary gears 506 are coaxially connected by power transmission shaft.Clutch pack 4 includes：With the first transmission
More sub- clutches 402 for hold the casing 401 of connection, being arranged in casing 401, and the number of more sub- clutches 402 is than more
The number of individual centre wheel 504 is few one.The centre wheel 504 farthest apart from engine 1 is driven by power transmission shaft and the 3rd gear 501
Connection, remaining multiple centre wheels 504 pass through power transmission shaft and the more sub- driving couplings of clutch 402 respectively.3rd gear 501 is same
The gears 502 of Shi Yu tetra- and the 5th gear 503 engage, the 4th gear 502 and the 5th gear 503 respectively as the 4th driving end and
5th driving end.
For the ease of description, as shown in Figure 2, according to apart from engine 1 by closely to remote order, by multiple rows of gear assembly
In each centre wheel 504 be sequentially named as the first centre wheel 504a, the second centre wheel 504b, the 3rd centre wheel 504c ...,
N centre wheels.And it is corresponding with the sub- clutch 402 of the driving coupling of centre wheel 504 be named as the first sub- clutch 402a, second son
Clutch 402b, the 3rd sub- clutch 402c ..., N-1 clutches.
When second gear component 5 includes four toothrow wheel assemblies, as shown in Figure 2, according to apart from engine 1 by closely to remote
Order, multiple centre wheels 504 are sequentially named as the first centre wheel 504a, the second centre wheel 504b, the 3rd centre wheel 504c,
Four centre wheel 504d.Correspondingly, clutch pack 4 includes：First sub- clutch 402a, the second sub- clutch 402b, the 3rd son
Clutch 402c.
By taking the first sub- clutch 402a closures in clutch pack 4 as an example, the centre wheel of first gear 301 and first is connected
Power transfer path between 504a, power can be sequentially transferred to the first centre wheel 504a and the first center by first gear 301
Take turns 504a engagement the first planetary gear 505 and the second planetary gear 506, the 3rd gear 501, the 5th gear 503, front left wheel C3 and
Right front wheel C4.
It is as shown in Figure 1, provided in an embodiment of the present invention in order to further realize multiple gears or the distribution of more moments of torsion
System also includes：First clutch 10 and second clutch 11；It is nearest that first clutch 10 is arranged on distance the 3rd gear 501
On power transmission shaft between two the first planetary gears 505；Second clutch 11 is arranged on the gear 501 of distance the 3rd nearest two the
On power transmission shaft between two planetary gears 506；The external diameter of multiple first planetary gears 505, the external diameter of multiple second planetary gears 506
.
When second gear component 5 includes four toothrow wheel assemblies, as shown in Figure 1, first clutch 10 is arranged on and the
Three centre wheel 504c engagements, and on power transmission shaft between the first planetary gear 505 engaged with the 4th centre wheel 504d.Second
Clutch 11 is arranged on what is engaged with the 3rd centre wheel 504c, and the second planetary gear 506 engaged with the 4th centre wheel 504d
Between power transmission shaft on.
By controlling one in clutch pack 4 sub- clutch 402 to close, and select first clutch 10 and second
One in clutch 11 closure, can make first gear 301 and multiple first planetary gears 505 or first gear 301 with it is more
Power transmission path connection between individual second planetary gear 506.It is also, more due to the external diameter of multiple first planetary gears 505
The external diameter of individual second planetary gear 506, two kinds of different power transmission paths are two gears.For example, clutch is worked as
When the first sub- clutch 402a in component 4 closes with first clutch 10, power can be sequentially transferred to the by first gear 301
One sub- clutch 402a, the first centre wheel 504a, the first planetary gear 505 engaged with the first centre wheel 504a (coaxially couple
Multiple first planetary gears 505), first clutch 10, first planetary gear 505 nearest with the 3rd gear 501, the 3rd gear 501.
When second gear component 5 includes four toothrow wheel assemblies, when clutch pack 4 includes three sub- clutches 402, it is possible to achieve six
Individual different gear.
For the ease of supplying alternating current to motor 6, make the normal work of motor 6, as shown in Figure 1, the embodiment of the present invention provides
Hybrid power system also include：Inverter 12；Inverter 12 is arranged on the cable between motor 6 and battery 2.Inversion is set
Device 12, which is also convenient for the alternating current that motor 6 provides being changed into direct current, to be stored electronically in battery 2.
Second aspect, the embodiment of the present invention additionally provide application of the said system in Automobile drive, the systematic difference
Pattern includes：Electric-only mode, pure engine mode, combination drive pattern, hydraulic pressure 4 wheel driven pattern, energy recuperation mode.
The hybrid power system is applied in Automobile drive, by the mating reaction of above-mentioned various modes, with efficiently profit
With engine 1 and battery 2, energy consumption is reduced, and multiple gear ratios can be realized, can large-scale promotion application.
For the ease of being described to above-mentioned various modes, as shown in Figure 2, multiple rows of gear assembly bag in second gear component 5
Include four toothrow wheel assemblies, and four centre wheels 504 according to apart from engine 1 by closely to remote order be the first centre wheel 504a,
Second centre wheel 504b, the 3rd centre wheel 504c, the 4th centre wheel 504d.Clutch pack 4 includes four sub- clutches 402,
It is with the first centre wheel 504a, the second centre wheel 504b, the 3rd centre wheel 504c, the 4th centre wheel 504d driving couplings respectively
First sub- clutch 402a, the second sub- clutch 402b, the 3rd sub- clutch 402c, the 4th sub- clutch 402d.
Electric-only mode is to provide power only with motor 6, and in electric-only mode, as shown in Figure 3, engine 1 is not
Work, hydraulic pump 7 do not work, and clutch pack 4, first clutch 10 and second clutch 11 disconnect, and battery 2 is motor
6 provide electric energy, drive front left wheel C3 and right front wheel C4 to rotate by motor 6.
Specifically, engine 1 does not work, and hydraulic pump 7 does not work, clutch pack 4, first clutch 10 and second from
Clutch 11 disconnects, to cut off the power transmission between first gear component 3 and second gear component 5.Battery 2 is that motor 6 carries
Power supply energy, motor 6 converts electrical energy into mechanical energy, and is transferred to the 4th gear 502, the 3rd gear the 501, the 5th by power transmission shaft
Gear 503, front left wheel C3 and right front wheel C4.
Power can transmit in opposite direction, will not be repeated here.
The pattern can use in the empty in engine 1.
Pure engine mode is used as power source only with engine 1.In pure engine mode, as shown in Figure 4, hair
Motivation 1 works, and battery 2 does not provide electric energy for motor 6, and hydraulic pump 7 does not work, and selects a sub- clutch in clutch pack 4
Device 402 closes, and selects a closure in first clutch 10, second clutch 11, front left wheel C3 is driven by engine 1
Rotated with right front wheel C4.
Specifically, as shown in Figure 3, the in clutch pack 4 the 3rd sub- clutch 402c closures, first clutch are selected
Power is sequentially transferred to first gear 301, of the 3rd sub- clutch 402c and the 3rd by power transmission shaft by 10 closures, engine 1
3rd centre wheel 504c of clutch 402c driving couplings, the first planetary gear 505, first engaged with the 3rd centre wheel 504c from
Clutch 10, the first planetary gear 505, the 3rd gear 501, the 5th gear 503, the front left wheel C3 engaged with the 4th centre wheel 504d
With right front wheel C4, to drive front left wheel C3 and right front wheel C4 to rotate.
Or the 3rd sub- clutch 402c and second clutch 11 of selection is closed, and power is sequentially transferred to first gear
301st, the 3rd sub- clutch 402 and the 3rd centre wheel 504c of the 3rd sub- driving coupling of clutch 402 and the 3rd centre wheel
The second planetary gear 506, second clutch 11, the second planetary gear the 506, the 3rd engaged with the 4th centre wheel 504d of 504c engagements
Gear 501, the 5th gear 503, front left wheel C3 and right front wheel C4, to drive front left wheel C3 and right front wheel C4 to rotate.
The 3rd sub- clutch 402c in clutch pack 4 is selected to be closed with first clutch 10 or second clutch 11
Close, it is possible to achieve different power transmission paths, that is, realize two different gears.
Similarly, by select the in clutch pack 4 first sub- clutch 402a and first clutch 10 or second from
Clutch 11 closes, and selects the second sub- clutch 402b and first clutch 10 or second clutch 11 in clutch pack 4
Closure, can realize two different gears respectively.I.e. in the dynamical system with the structure, the pure pattern of engine 1 can be with
There are six different stalls, in order to efficiently utilize the energy of engine 1.
Combination drive pattern is to be rotated using engine 1 and 6 common driving moment of motor.In combination drive pattern, hair
Motivation 1 works, and battery 2 is that motor 6 provides electric energy, and hydraulic pump 7 does not work, and selects a sub- clutch in clutch pack 4
402 closures, a closure in first clutch 10, second clutch 11 is selected, is driven jointly by engine 1 and motor 6
Front left wheel C3 and right front wheel C4 is rotated.
Specifically, as shown in Figure 5, the 3rd sub- clutch 402c and first clutch 10 in then clutch pack 4 is selected
Closure, engine 1 power is sequentially transferred to by power transmission shaft first gear 301, the 3rd sub- clutch 402c, with the 3rd son from
3rd centre wheel 504c of clutch 402c driving couplings, the first planetary gear 505 engaged with the 3rd centre wheel 504c, the first clutch
Device 10, the first planetary gear 505, the 3rd gear 501 engaged with the 4th centre wheel 504d.At the same time, motor 6 passes through power transmission shaft
Power is sequentially transferred to the 4th gear 502, the 3rd gear 501, the power coupling of the 3rd gear 501 is transferred to engine 1,
It is then passed to the 5th gear 503, front left wheel C3 and right front wheel C4.Driven jointly by engine 1 and motor 6 left front
Wheel C3 and right front wheel C4 is rotated.
When selecting the in clutch pack 4 the 3rd sub- clutch 402c and second clutch 11 closure, engine 1 passes through
Power is sequentially transferred to first gear 301, the 3rd sub- clutch 402c and the 3rd sub- clutch 402c driving couplings by power transmission shaft
The 3rd centre wheel 504c, engaged with the 3rd centre wheel 504c the second planetary gear 506, second clutch 11, with the 4th center
Take turns the second planetary gear 506, the 3rd gear 501 of 504d engagements.At the same time, motor 6 is sequentially transmitted power by power transmission shaft
To the 4th gear 502, the 3rd gear 501, the power coupling of the 3rd gear 501 is transferred to engine 1, is then passed to the 5th
Gear 503, front left wheel C3 and right front wheel C4.
Similarly, by select the in clutch pack 4 first sub- clutch 402a and first clutch 10 or second from
Clutch 11 closes, and selects the second sub- clutch 402b and first clutch 10 or second clutch 11 in clutch pack 4
Closure, can realize two different gears respectively.I.e. in the dynamical system with the structure, combination drive pattern can have
Six different stalls, in order to efficiently utilize the energy of engine 1 and motor 6.
Hydraulic pressure 4 wheel driven pattern is to be driven jointly with hydraulic pump 7, change displacement hydraulic motor 8 by engine 1 and/or motor 6
Four vehicle wheel rotations.Specifically, hydraulic pressure 4 wheel driven pattern includes：Engine hydraulic 4 wheel driven pattern, hydraulic hybrid 4 wheel driven pattern.
In engine hydraulic 4 wheel driven pattern, engine 1 works, and battery 2 does not provide electric energy, the work of hydraulic pump 7 for motor 6
Make, select a sub- clutch 402 in clutch pack 4 to close, select one in first clutch 10, second clutch 11
Individual closure, front left wheel C3, right front wheel C4 are driven by engine 1, driven jointly by engine 1 and hydraulic pump 7 left back
Wheel C1, right rear wheel C2 are rotated.
Specifically, closed with the first sub- clutch 402a in clutch pack 4, first clutch 10 closes.Engine 1
Power is sequentially transferred to by power transmission shaft by first gear 301, a part of power be sequentially transferred to the first sub- clutch 402a, with
First centre wheel 504a of the first sub- clutch 402a driving couplings, the first planetary gear 505 engaged with the first centre wheel 504a
(multiple multiple first planetary gears 505 coaxially coupled), first clutch 10, the first planet engaged with the 4th centre wheel 504d
The 505, the 3rd gear 501, the 5th gear 503, front left wheel C3 and right front wheel C4 are taken turns, i.e., left front car is driven by engine 1
C3 and right front wheel C4 is taken turns to rotate.Remainder power is sequentially transferred to second gear 302, hydraulic pump 7, and the driving of hydraulic pump 7 becomes
Displacement hydraulic motor 8 works, and becomes displacement hydraulic motor 8 and power is transferred into differential mechanism 9, rear left wheel C1 and right rear wheel C2,
Rear left wheel C1 and right rear wheel C2 is driven to rotate by engine 1 and hydraulic pump 7.
Similarly, the first sub- clutch 402a and second clutch 11 of selection closes or selected the second sub- clutch 402b
With first clutch 10 either second clutch 11 close or select the 3rd sub- clutch 402c and first clutch 10 or
When second clutch 11 closes, different power transmission paths can be realized respectively., can i.e. in engine hydraulic 4 wheel driven pattern
To realize six different gears.
In hydraulic hybrid 4 wheel driven pattern, engine 1 works, and battery 2 is that motor 6 provides electric energy, and hydraulic pump 7 works, and selects
Select in clutch pack 4 sub- clutch 402 to close, select one in first clutch 10, second clutch 11 to close
Close, drive front left wheel C3 and rear front vehicle wheel to rotate jointly by engine 1 and motor 6, it is common by engine 1 and hydraulic pump 7
Rotated with driving rear left wheel C1 and right rear wheel C2.
Specifically, as shown in Figure 6, closed with the 3rd sub- clutch 402c and first clutch 10 in clutch pack 4
Example is combined into, power is transferred to first gear 301 by engine 1 by power transmission shaft, and a portion power is sequentially transferred to the 3rd
Sub- clutch 402c, the 3rd centre wheel 504c, the first planetary gear 505 engaged with the 3rd centre wheel 504c, first clutch 10,
The first planetary gear 505, the 4th centre wheel 504d, the 3rd gear 501 engaged with the 4th centre wheel 504d, is sequentially passed with motor 6
Be handed to the 4th gear 502, the power coupling of the 3rd gear 501, be then sequentially transferred to the 5th gear 503, front left wheel C3 and
Right front wheel C4.The remainder power that engine 1 is transferred to first gear 301 is transferred to second gear 302, hydraulic pump 7, liquid
Press pump 7 driving become displacement hydraulic motor 8 work, become displacement hydraulic motor 8 by power be transferred to differential mechanism 9, rear left wheel C1 and
Right rear wheel C2.
Similarly, the first sub- clutch 402a and second clutch 11 of selection closes or selected the second sub- clutch 402b
With first clutch 10 either second clutch 11 close or select the 3rd sub- clutch 402 and first clutch 10 or
When second clutch 11 closes, different power transmission paths can be realized respectively., can be with i.e. in hydraulic hybrid 4 wheel driven pattern
Realize six different gears.
Vehicle travels when the pattern can be applied to higher to power demand.
Energy recuperation mode reclaims wheel sliding or the mechanical energy of braking, and battery is stored in a manner of electric energy
In 2.In energy recuperation mode, as shown in Figure 7, engine 1 does not work, and hydraulic pump 7 does not work, and motor 6 opens generating mould
Formula, clutch pack 4, first clutch 10, second clutch 11 disconnect, and front left wheel C3 and right front wheel C4 are motor 6
Mechanical energy is provided, mechanical energy is converted into electric energy by motor 6, and is stored in battery 2.
Specifically, clutch pack 4 disconnects, first clutch 10, second clutch 11 disconnect, to cut off first gear
301 and the 3rd power transmission between gear 501.Power is sequentially transferred to the 5th gear by front left wheel C3 and right front wheel C4
503rd, the 3rd gear 501, the 4th gear 502, motor 6 open power generation mode, the mechanical energy of acquisition are converted into electric energy, and pass through
Inverter 12 is stored in battery 2.
Recovery to energy can be realized by the pattern, and be easy to use of the later stage to the energy.
Presently preferred embodiments of the present invention is the foregoing is only, the protection domain being not intended to limit the invention is all in this hair
Within bright spirit and principle, any modification, equivalent substitution and improvements made etc., protection scope of the present invention should be included in
Within.
Claims (11)
1. a kind of hybrid power system, including：Engine (1), battery (2)；
Characterized in that, the system also includes：First gear component (3), clutch pack (4), second gear component (5),
Motor (6), hydraulic pump (7), become displacement hydraulic motor (8), differential mechanism (9)；
The first gear component (3) includes：First driving end, the second driving end；
The second gear component (5) includes：3rd driving end, the 4th driving end, the 5th driving end；
The engine (1), the first driving end of the first gear component (3), the clutch pack (4) and described second
3rd driving end of gear assembly (5) is sequentially connected；
Second driving end of the first gear component (3) is described by power transmission shaft and the hydraulic pump (7) driving coupling
The liquid outlet and inlet of hydraulic pump (7) respectively by two oil pipes with it is described change displacement hydraulic motor (8) inlet and go out
Liquid mouth connects, and the change displacement hydraulic motor (8) passes through power transmission shaft and the differential mechanism (9) driving coupling, the differential mechanism (9)
Pass through power transmission shaft and rear left wheel (C1) and right rear wheel (C2) driving coupling；
The 4th driving end of the second gear component (5) is by power transmission shaft and the motor (6) driving coupling, and described
Five driving ends pass through power transmission shaft and front left wheel (C3) and right front wheel (C4) driving coupling；
The battery (2) is that the motor (6) provides electric energy.
2. system according to claim 1, it is characterised in that the first gear component (3) includes：First gear
(301), second gear (302)；
The first gear (301) is engaged with the second gear (302)；
The first gear (301) is used as first driving end, and the second gear (302) is used as second driving end.
3. system according to claim 1, it is characterised in that the second gear component (5) includes：Multiple rows of gear train
Part, the 3rd gear (501), the 4th gear (502), the 5th gear (503)；
Often arranging the gear assembly includes：Centre wheel (504), engaged with the centre wheel (504) and be located at the centre wheel
(504) the first planetary gear (505) and the second planetary gear (506) of both sides；
In multigroup gear assembly, multiple first planetary gears (505) are coaxially connected by power transmission shaft, multiple second planetary gears
(506) it is coaxially connected by power transmission shaft；
The clutch pack (4) includes：The casing (401) that is connected with first driving end, be arranged on it is multiple in casing
Sub- clutch (402), and one fewer than the number of multiple centre wheels (504) of the number of the multiple sub- clutch (402)；
The centre wheel (504) farthest apart from the engine (1) by power transmission shaft and the 3rd gear (501) driving coupling,
Remaining multiple centre wheels (504) pass through power transmission shaft and multiple sub- clutch (402) driving couplings respectively；
3rd gear (501) while engaged with the 4th gear (502) and the 5th gear (503), the described 4th
Gear (502) and the 5th gear (503) are respectively as the 4th driving end and the 5th driving end.
4. system according to claim 3, it is characterised in that the system also includes：First clutch (10) and second
Clutch (11)；
The first clutch (10) is arranged on two first planetary gears nearest apart from the 3rd gear (501)
(505) on the power transmission shaft between；
The second clutch (11) is arranged on two second planetary gears nearest apart from the 3rd gear (501)
(506) on the power transmission shaft between；
The external diameter of multiple first planetary gears (505), the external diameter of multiple second planetary gears (506).
5. system according to claim 1, it is characterised in that the system also includes：Inverter (12)；
The inverter (12) is arranged on the cable between the motor (6) and the battery (2).
6. application of the system described in claim any one of 1-5 in Automobile drive, it is characterised in that the systematic difference
Pattern includes：Electric-only mode, pure engine mode, combination drive pattern, hydraulic pressure 4 wheel driven pattern, energy recuperation mode.
7. application according to claim 6, it is characterised in that in the electric-only mode, engine (1) does not work,
Hydraulic pump (7) does not work, and clutch pack (4), first clutch (10) and second clutch (11) disconnect, battery (2)
Electric energy is provided for motor (6), drives front left wheel (C3) and right front wheel to rotate (C4) by motor (6).
8. application according to claim 6, it is characterised in that in the pure engine mode, engine (1) work,
Battery (2) does not provide electric energy for motor (6), and hydraulic pump (7) does not work, and selects a sub- clutch in clutch pack (4)
(402) close, select a closure in first clutch (10), second clutch (11), driven by the engine (1)
Front left wheel (C3) and right front wheel (C4) rotate.
9. application according to claim 6, it is characterised in that in the combination drive pattern, engine (1) work,
Battery (2) is that motor (6) provides electric energy, and hydraulic pump (7) does not work, and selects a sub- clutch in clutch pack (4)
(402) close, select a closure in first clutch (10), second clutch (11), pass through the engine (1) and institute
State motor (6) drives front left wheel (C3) and right front wheel (C4) to rotate jointly.
10. application according to claim 6, it is characterised in that the hydraulic pressure 4 wheel driven pattern includes：Engine hydraulic 4 wheel driven
Pattern, hydraulic hybrid 4 wheel driven pattern；
In the engine hydraulic 4 wheel driven pattern, engine (1) work, battery (2) does not provide electric energy, hydraulic pressure for motor (6)
Pump (7) works, and selects one in clutch pack (4) sub- clutch (402) closure, selects first clutch (10), second
A closure in clutch (11), drives front left wheel (C3), right front wheel (C4) by the engine (1), passes through institute
State engine (1) and the hydraulic pump (7) drives rear left wheel (C1), right rear wheel (C2) to rotate jointly；
In the hydraulic hybrid 4 wheel driven pattern, engine (1) work, the battery (2) is that the motor (6) provides electricity
Can, hydraulic pump (7) work, select one in the clutch pack (4) sub- clutch (402) to close, described in selection
A closure in first clutch (10), the second clutch (11), passes through the engine (1) and the motor (6)
Drive the front left wheel (C3) and the rear front vehicle wheel (C4) to rotate jointly, pass through the engine (1) and the hydraulic pump
(7) rear left wheel (C1) and the right rear wheel (C2) is driven to rotate jointly.
11. application according to claim 6, it is characterised in that in the energy recuperation mode, engine (1) not work
Make, hydraulic pump (7) does not work, and motor (6) opens power generation mode, clutch pack (4), first clutch (10), the second clutch
Device (11) disconnects, and front left wheel (C3) and right front wheel (C4) are that motor (6) provides mechanical energy, and the motor (6) is by described in
Mechanical energy is converted into electric energy, and is stored in battery (2).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109080443A (en) * | 2018-08-17 | 2018-12-25 | 奇瑞汽车股份有限公司 | Hybrid power system and control method |
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| JP2017154640A (en) * | 2016-03-02 | 2017-09-07 | トヨタ自動車株式会社 | Motorcar |
| CN107187311A (en) * | 2017-06-14 | 2017-09-22 | 奇瑞汽车股份有限公司 | A kind of hybrid power system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109080443A (en) * | 2018-08-17 | 2018-12-25 | 奇瑞汽车股份有限公司 | Hybrid power system and control method |
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