CN106627097A - Double-planetary row dual-mode power split type hybrid system - Google Patents
Double-planetary row dual-mode power split type hybrid system Download PDFInfo
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- CN106627097A CN106627097A CN201710114847.6A CN201710114847A CN106627097A CN 106627097 A CN106627097 A CN 106627097A CN 201710114847 A CN201710114847 A CN 201710114847A CN 106627097 A CN106627097 A CN 106627097A
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- planet row
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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
-
- 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
-
- 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)
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The invention discloses a double-planetary row dual-mode power split type hybrid system, and relates to the technical field of automobiles. The double-planetary row dual-mode power split type hybrid system comprises an engine, a front planetary row, a rear planetary row, a clutch system, a brake, a motor No. 1 and a motor No. 2; different operating modes can be switched through engagement and separation of the clutch system and the brake. The double-planetary row dual-mode power split type hybrid system provided by the invention is compact in structural design, overcomes a defect of generation of parasitic power when the automobile is driven in a high-speed area, increases a high efficiency range of a hybrid system, improves economy of the automobiles, solves problems of poor acceleration performance and limited climbing ability of the automobiles in a low-speed area, effectively reduces requirements of the system on power for driving the motors, and improves power property and economy of the automobiles.
Description
Technical field
The present invention relates to automobile technical field, more particularly to a kind of double planet wheel rows of mixing bimodulus power dividing type hybrid power system
System.
Background technology
In the face of the fast development with automobile industry, following automobile will gradually tend to mixed dynamicization and motorized.Meanwhile, it is
Adapt to the sustainable development of environment, automobile should have lower CO2 emission and energy consumption.Hybrid vehicle is current
Maximally effective energy-saving automobile scheme, its drive system has three kinds of forms of series, parallel and series-parallel connection.Tandem energy realizes engine most
Excellent control, but whole energy all can lose larger through two times transfer；Parallel connection can realize preferable transmission efficiency, but send out
Motivation is mechanically connected with output shaft, it is impossible to ensure engine all the time in preferably working region；Series-parallel connection can with reference to series connection and
Advantage in parallel, evades the shortcoming of the two, is the configuration scheme optimized the most in three.
Current Series-Parallel HEV is mainly using planetary mechanism as power dividing device, typical version
THS systems and general AHS systems including Toyota.Wherein, the THS systems of Toyota can only realize that input type power dividing is a kind of
Pattern, motor is directly connected to output gear ring, higher to its performance requirement, in order to meet good dynamic property, needs choosing
With the higher ranked motor of power, this increases to a great extent integral vehicle cost and the degree of difficulty installed.In addition, THS systems
System is due to realizing a kind of pattern of input type power dividing, and it is less in high velocity transmission efficiency.The AHS systems of General Corporation
Majority carries out power dividing using three rows of planetary gear mechanisms, needs to control multiple clutches, lock device to carry out pattern switching,
Cause its complex structure, control difficulty big.
At present, the patent of existing double-row planetary gear hybrid power system can only realize a kind of power dividing pattern mostly, mix
Close less between the high efficient area of dynamical system；Meanwhile, the output torque of such patent hybrid power system is little, in order to meet climbing
Performance equidynamic demand, need to select the higher motor of power grade.Such as Chinese patent publication No. CN103448529A, date of publication
2013-12-18, discloses planetary type dual-mode petrol-electric parallel-serial hybrid power system, and the system can only realize input type power dividing
A kind of pattern, system high-speed area transmission efficiency is less, and larger weak magnetic loss can be produced under electric-only mode；The system output is turned round
Square is less, in order to meet grade climbing performance demand, needs the motor for matching higher-wattage grade.Double planet wheel rows of mixing bimodulus power dividing type
Hybrid power system combines input power shunt mode and hybrid power shunt mode, on the one hand increases hybrid power system
High efficient area between, be effectively prevented from the generation of parasitic power, improve the economy of vehicle；On the other hand it is effectively reduced system
Power demand to motor, improves acceleration and grade climbing performance of the vehicle on straight road surface.
The content of the invention
The present invention is to overcome vehicle in low regime acceleration difference and the limited problem of climbing capacity, and overcoming vehicle
The problem that parasitic power and car load overall efficiency are reduced is produced in high velocity, there is provided a kind of double planet wheel rows of mixing bimodulus power dividing type
Hybrid power system.
To solve above-mentioned technical problem, the present invention adopts the following technical scheme that realization, with reference to accompanying drawing：Described duplicate rows
Star arranges bimodulus power dividing type hybrid power system, including engine 1, front planet row and rear planet row, the system also include from
Clutch system, brake 17 and electric system；Described front planet row is sleeved on power input shaft 3 to rotate connection, is moved ahead
Star seniority among brothers and sisters carrier 7 is connected with power input shaft 3 for spline pair；Afterwards planet row is sleeved on the output shaft of No. two motors 12 to rotate
Connection, rear planet row sun gear 13 is connected with the output shaft of No. two motors 12 for spline pair；The active part of a number clutch 8 with
Front planetary line 7 is structure as a whole, and the secondary part of a clutch 8 is connected in the left end of rear planet row gear ring 16, with
Afterwards planet row gear ring 16 rotates jointly；The active part of No. two clutches 10 is structure as a whole with front planet toothrow circle 9, No. two from
The secondary part of clutch 10 is connected in the left end of rear planet row planet carrier 15, rotates jointly with rear planet row planet carrier 15；No. three
The active part of clutch 11 is structure as a whole with rear planet row sun gear 13, the secondary part of No. three clutches 11 and No. two from
The active part of clutch 10 is structure as a whole；The active part of brake 17 is structure as a whole with rear planet row gear ring 16, braking
The secondary part of device 17 is fixed on vehicle frame；The housing of a number motor 4 is fixed on vehicle frame, and the rotor of a motor 4 is sleeved on
The right-hand member of power input shaft 3, is connected with front planet row sun gear 5 for spline pair；The housing of No. two motors 12 is fixed on vehicle frame,
The output shaft of No. two motors 12 is connected with rear planet row sun gear 13 for spline pair.
According to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system that the present invention is provided, wherein, power input shaft 3,
Front planet row, rear planet row, clutch 11 of clutch 10, three of clutch 8, two, 17, motor 4 of brake with
The rotation conllinear of No. two motors 12.
According to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system that the present invention is provided, wherein, clutch system bag
8, No. two clutches 10 of a clutch and No. three clutches 11 are included, the active part of a clutch 8 is ranked with front planet
Carrier 7 is structure as a whole, and secondary part is connected in the left end of rear planet row gear ring 16；The active part of No. two clutches 10 with it is front
Planet row gear ring 9 is structure as a whole, and the secondary part of No. two clutches 10 is connected in the left end of rear planet row planet carrier 15；No. three
The active part of clutch 11 is structure as a whole with rear planet row sun gear 13, the secondary part of No. three clutches 11 and No. two from
The active part of clutch 10 is structure as a whole；It is different by adjusting 8, No. two clutches 10 of a clutch and No. three clutches 11
Engagement and released state, so as to realize the conversion of power dividing pattern；Different, the power dividing mould according to the mode of power dividing
Formula can be divided into input power shunt mode and hybrid power shunt mode, and wherein input power shunt mode also includes input work
Rate shunt mode I and II liang of spermotype of input power shunt mode.
According to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system that the present invention is provided, wherein, brake 17 includes
There are active part and secondary part, active part is structure as a whole with rear planet row gear ring 16, and secondary part is fixed on vehicle frame；
By the active part and secondary part of engagement brake 17, it is possible to achieve electric-only mode and braking mode.
According to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system that the present invention is provided, wherein, electric system includes
There are a motor 4 and No. two motors 12；A number motor 4 is permagnetic synchronous motor, and the housing of a motor 4 is fixed on automobile frame
On, motor output shaft is hollow shaft, by bearings power input shaft 3 optical axis portion, rotor and front planet row
Sun gear 5 passes through spline connection；A number motor 4 is used to decouple the rotating speed between engine 1 and wheel under different operating modes, makes to send out
The rotating speed of motivation 1 coordinates No. two motors 12 to the torque decoupler between engine 1 and wheel independently of the rotating speed of wheel；No. two
Motor 12 is permagnetic synchronous motor, and the housing of No. two motors 12 is fixed on automobile frame, and motor output shaft passes through bearings
In the groove part of rear planet row sun gear 13, rotor passes through spline connection with rear planet row sun gear 13；No. two motors
12 there is high torque (HT) output characteristics can increase or the torque for coming from engine 1 on car load drive axle is supplemented to meet road surface turn
Square demand.
According to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system that the present invention is provided, wherein, front planet row includes
Front planet row sun gear 5, front planet rows of planetary wheel 6, front planetary line 7, front planet toothrow circle 9；Described front planet row
Sun gear 5, front planet rows of planetary wheel 6, front planet toothrow circle 9 are engaged successively, front planetary line 7 and front planet rows of planetary wheel
6 connect to rotate；Described front planetary line 7 is structure as a whole with the active part of a clutch 8, front planet toothrow
Circle 9 is structure as a whole with the active part of No. two clutches 10.
According to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system that the present invention is provided, wherein, rear planet row includes
Planet row sun gear 13, rear planet row planetary gear 14, rear planet row planet carrier 15, rear planet row gear ring 16 afterwards；Described rear row
Star row's sun gear 13, rear planet row planetary gear 14, rear planet row gear ring 16 are engaged successively, rear planet row planet carrier 15 and rear planet
Seniority among brothers and sisters star-wheel 14 connects to rotate；Described rear planet row sun gear 13 and the active part of No. three clutches 11 is integrated knot
Structure, rear planet row planet carrier 15 is structure as a whole with the secondary part of No. two clutches 10, rear planet row gear ring 16 and No. one from
The secondary part of clutch 8 and the active part of brake 17 are structure as a whole.
Described double planet wheel rows of mixing bimodulus power dividing type hybrid power system is divided into electric-only mode, input power shunting
Pattern, hybrid power shunt mode and braking mode, wherein input power shunt mode according to the pipeline of power not
With division input power shunt mode I and input power shunt mode II.
The present invention compared with prior art, has the beneficial effect that：
1. double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention is by engagement brake, Ke Yishi
Existing pure electronic car pattern, eliminates the idling oil consumption of engine, improves car load fuel economy, while reducing noxious gas emission
Amount, reduces the pollution to environment.
2. double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention by No. two clutches of engagement and
Brake, it is possible to achieve input power shunt mode I, in low regime, car load overall efficiency is high, and ensures that engine is operated in
Optimal fuel-economy area, reduces complete-vehicle oil consumption.
3. double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention by No. three clutches of engagement and
Brake, it is possible to achieve input power shunt mode II, front-seat power slows down through heel row and increases torsion effect, exports bigger driving
Torque, there is provided more preferable car load dynamic property.
4. double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention by number clutch of engagement and
No. two clutches, it is possible to achieve hybrid power shunt mode, in high velocity, car load overall efficiency is high, and ensures that engine works
In optimal fuel-economy area.
5. double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention is by engagement brake, Ke Yishi
Existing braking mode, reclaims braking energy, hence it is evident that improve car load fuel economy.
6. double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention can reduce mechanical brake
Access times and intensity, extend its service life, reduce its maintenance, upkeep cost.
7. double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention can sending out with selection of small power
Motivation meets the normally travel of vehicle and requires, reduces harmful gas emission, reduces the pollution to environment.
8. double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention is exporting the bar of identical driving force
Under part, less No. two motors of peak torque can be selected, reduce dependence of the system to motor.
9. double planet wheel rows of mixing bimodulus power dividing type hybrid power system applied range of the present invention, is applicable not only to
Passenger car, applies also for commercial car, especially requires higher city bus, bus and large-scale loading to dynamic property
Car.
Description of the drawings
Below in conjunction with the accompanying drawings the invention will be further described：
Fig. 1 is the structure principle chart of double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention；
Fig. 2 is the rod model figure of double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention；
Fig. 3 is knot of the double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention under electric-only mode
Structure schematic diagram；
Fig. 4 is bar of the double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention under electric-only mode
Illustraton of model；
Fig. 5 is double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention in input power shunt mode
Structure principle chart under I；
Fig. 6 is double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention in input power shunt mode
Rod model figure under I；
Fig. 7 is double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention in input power shunt mode
Structure principle chart under II；
Fig. 8 is double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention in input power shunt mode
Rod model figure under II；
Fig. 9 is double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention in hybrid power shunt mode
Under structure principle chart；
Figure 10 is double planet wheel rows of mixing bimodulus power dividing type hybrid power system of the present invention in hybrid power divergent die
Rod model figure under formula；
In figure：1. engine, 2. torsional vibration damper, 3. power input shaft, a 4. motor, 5. before planet row sun gear,
6. planet rows of planetary wheel before, 7. front planetary line, a 8. clutch, 9. before planet toothrow circle, 10. No. two clutches,
11. No. three clutches, 12. No. two motors, planet row sun gear after 13., planet row planetary gear after 14., planet rows of planetary after 15.
Frame, planet row gear ring after 16., 17. brakes, 18. output gears, 19. power output shafts, 20. drive axles.
Specific embodiment
The present invention is explained in detail below in conjunction with the accompanying drawings：
Refering to Fig. 1, Fig. 2, the invention provides a kind of double planet wheel rows of mixing bimodulus power dividing type hybrid power system, described
Double planet wheel rows of mixing bimodulus power dividing type hybrid power system mainly includes front planet row, rear planet row, clutch system, brake
And electric system.
Refering to Fig. 1, Fig. 2, described front planet row includes power input shaft 3, front planet row sun gear 5, front planet row
Planetary gear 6, front planetary line 7, front planet toothrow circle 9.
Refering to Fig. 1, Fig. 2, described power input shaft 3 is multidiameter structure, left end be provided with external splines for transmission from
Through the power of torsional vibration damper 2, right-hand member imparts power to front planetary line to engine 1 by spline or other forms
7；Described front planet row sun gear 5 is roller gear structure；Described front planet rows of planetary wheel 6 is roller gear structure；Institute
The front planetary line 7 stated is circular ring structure, is structure as a whole with the active part of a clutch 8；Described front planet
Toothrow circle 9 is cylinder inner gear ' structure, is one with the active part of No. two clutches 10 and the secondary part of No. three clutches 11
Body structure.
Refering to Fig. 1, Fig. 2, the left end of power input shaft 3 passes through output end of the bearings in torsional vibration damper 2, and right-hand member passes through
Bearings are in the groove of front planetary line 7；Front planet row sun gear 5 passes through light of the bearings in power input shaft 3
Shaft portion, often engages with front planet rows of planetary wheel 6；Front planet rows of planetary wheel 6 respectively with front planet row sun gear 5 and front planet row
Gear ring 9 is often engaged；Front planetary line 7 is connected by bearing pin with front planet rows of planetary wheel 6, and around front planet row sun gear 5
Revolution.
Refering to Fig. 1, Fig. 2, described rear planet row include rear planet row sun gear 13, rear planet row planetary gear 14, after
Planet row planet carrier 15, rear planet row gear ring 16.
Refering to Fig. 1, Fig. 2, described rear planet row sun gear 13 is roller gear structure, the active with No. three clutches 11
Part be structure as a whole, inside be provided with internal spline for transmission from No. two motors 12 power；Described rear planet rows of planetary
Wheel 14 is roller gear structure；Described rear planet row planet carrier 15 be circular ring structure, the secondary part with No. two clutches 10
It is structure as a whole, the right-hand member of rear planet row planet carrier 15 is cylindrical external gear mechanism；Described rear planet row gear ring 16 is cylinder
Inner gear structure, is structure as a whole with the secondary part of a clutch 8 and the active part of brake 17.
Refering to Fig. 1, Fig. 2, rear planet row sun gear 13 passes through output shaft optical axis portion of the bearings in No. two motors 12,
Often engage with rear planet row planetary gear 14；Afterwards planet row planetary gear 14 respectively with rear planet row sun gear 13 and rear planet row gear ring
16 often engagements；Afterwards planet row planet carrier 15 is connected by bearing pin with rear planet row planetary gear 14, and around rear planet row sun gear 13
Revolution, the right-hand member external gear of rear planet row planet carrier 15 often engages with output gear 18, power is transmitted by output gear 18
To drive axle 20.
Refering to Fig. 1, Fig. 2, described clutch system includes a clutch of clutch 10, three of clutch 8, two
11。
Refering to Fig. 1, Fig. 2, a described clutch 8 is multi-plate friction clutch, its active part and front planet row
Planet carrier 7 is structure as a whole, and secondary part is fixed together with rear planet row gear ring 16, engaged by rubbing action No. one from
Clutch 8；No. two clutches 10 are multi-plate friction clutch, and its active part is structure as a whole with front planet toothrow circle 9, driven
Part is fixed together with rear planet row planet carrier 15, and No. two clutches 10 are engaged by rubbing action；No. three clutches 11
For multi-plate friction clutch, its active part is structure as a whole with rear planet row sun gear 13, secondary part and front planet row
Gear ring 9 is fixed together, and No. three clutches 11 are engaged by rubbing action.
Refering to Fig. 1, Fig. 2, described brake 17 is multiple-piece friction brake, its active part and rear planet row gear ring
16 are structure as a whole, and secondary part is fixed on automobile frame or vehicle body, by rubbing action come engagement brake 17.
Refering to Fig. 1, Fig. 5, Fig. 7, Fig. 9, described electric system includes 4, No. two motors 12 of a motor.
Refering to Fig. 1, Fig. 5, Fig. 7, Fig. 9, a described motor 4 is permagnetic synchronous motor, and the housing of a motor 4 is fixed
On automobile frame or vehicle body, motor output shaft is hollow shaft, by bearings power input shaft 3 optical axis portion, electricity
Machine rotor is connected with front planet row sun gear 5 by spline or other forms；A described motor 4 is used under different operating modes
Rotating speed between decoupling engine 1 and wheel, makes the rotating speed of engine 1 independently of the rotating speed of wheel, coordinates No. two 12 pairs, motors
Torque decoupler between engine 1 and wheel, it is ensured that engine 1 works in efficient region, to improve car load fuel-economy
Property.No. two described motors 12 are permagnetic synchronous motor, and the housing of No. two motors 12 is fixed on automobile frame or vehicle body, motor
Output shaft passes through groove part of the bearings in rear planet row sun gear 13, and rotor passes through with rear planet row sun gear 13
Spline or other forms connect；No. two motors 12 there is high torque (HT) output characteristics can increase or supplement on car load drive axle from
In the torque of engine 1 to meet road surface torque-demand, i.e., the torque output of engine 1 is solved decoupling from the demand torque of road surface
Come, relieve between engine 1 and the drive shaft of car load the road surface demand torque that causes because of being mechanically connected to 1 turn of engine
The restriction of square.
Operation principle is divided with mode of operation
Refering to Fig. 1, Fig. 2, described double planet wheel rows of mixing bimodulus power dividing type hybrid power system has three power inputs, point
It is not 1, motor 4 of engine and No. two motors 12；The power of engine is input into by power input shaft 3, motor 4
Power is input into by front planet row sun gear 5, and the power of No. two motors 12 is input into by rear planet row sun gear 13.
1st, electric-only mode
Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 4, brake 17 is in engagement state, 8, No. two clutches 10 and three of a clutch
Number clutch 11 is in released state, and engine 1 and a motor 4 do not work, and No. two motors 12 are in motoring condition, realize
Electric-only mode.
Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 4, electric-only mode is mainly used in starting vehicle and low cruise.In electric-only mode
Under, the active part of brake controller control brake 17 is engaged with secondary part, so as to rear planet row gear ring 16 be fixed；
Under electric-only mode, only No. two motors 12 are in motoring condition, and power is input into by rear planet row sun gear 13, the planet row after
Planet carrier 15 is finally exported by output gear 18；Because now 8, No. two clutches 10 of a clutch and No. three clutches 11 are equal
In released state, power output is prevented to front planet row, it is to avoid a motor 4 produces larger weak magnetic loss.
2nd, input power shunt mode
Refering to Fig. 1, Fig. 5, Fig. 7, under input power shunt mode, engine is in running order, and a motor 4 is in
Generating state, No. two motors 12 are in motoring condition；A number clutch 8 is in released state, and brake 17 is in engagement state；
Input power shunt mode can be divided into input power shunting according to the engagement situation of No. two clutches 10 and No. three clutches 11
Modes I and input power shunt mode II.
Input power shunt mode I
Refering to Fig. 1, Fig. 2, Fig. 5, Fig. 6, input power shunt mode I can be referred to as conventional low-speed mode, be commonly used in power
The less demanding conventional speed operation of property.Under input power shunt mode I, No. two clutches 10 and brake 17 are in engagement
State, a clutch 8 and No. three clutches 11 are in released state.The output power of engine 1 is divided into two parts, one
The excessively front planet toothrow circle 9 of lease making, output to rear planet row planet carrier 15；Another part through front planet row sun gear 5, arrive by output
A number motor 4.A number motor 4 is in generating state, and the power that engine 1 is transmitted is converted to into electric energy, and electric energy passes through power path
Pass to No. two motors 12 and battery.No. two motors 12 are in motoring condition, the power conversion that a motor 4 and battery are transmitted
For mechanical energy, by rear planet row sun gear 13, final output is to rear planet row planet carrier 15；Engine 1 and No. two motors 12
In parallel mode is combined the mechanical energy of output at rear planet row planet carrier 15, eventually passes through the output of output gear 18 to driving
Bridge 20.
Input power shunt mode II
Refering to Fig. 1, Fig. 2, Fig. 7, Fig. 8, input power shunt mode II can referred to as increase turns round low-speed mode, is commonly used in power
Property have high demands, the especially larger climbing of the gradient or anxious accelerating mode.Under input power shunt mode II, No. three clutches 11
Engagement state is in brake 17, a clutch 8 and No. two clutches 10 are in released state.The output of engine 1
Power is divided into two parts, and a part is through front planet toothrow circle 9, output to rear planet row sun gear 11；Another part is through front
Planet row sun gear 5, exports to a motor 4.A number motor 4 is in generating state, and the power that engine 1 is transmitted is converted to
Electric energy, electric energy passes to No. two motors 12 and battery by power path.No. two motors 12 are in motoring condition, by a motor 4
Mechanical energy, output to rear planet row sun gear 13 are converted to the power of battery transmission；Engine 1 and the output of No. two motors 12
In parallel mode is combined mechanical energy at rear planet row sun gear 13, and the deceleration of planet row after increases torsion effect, by rear row
Star seniority among brothers and sisters carrier 15 is exported, and eventually passes through the output of output gear 18 to drive axle 20.
3rd, hybrid power shunt mode
Refering to Fig. 1, Fig. 2, Fig. 9, Figure 10, hybrid power shunt mode can be referred to as fast mode, under high-speed working condition, engagement
A number clutch 8 and No. two clutches 10, separate No. three clutches 11 and brake 17, realize hybrid power shunt mode, are
System can obtain higher car load overall efficiency.Under hybrid power shunt mode, at a clutch 8 and No. two clutches 10
In engagement state, No. three clutches 11 and brake 17 are in released state；Engine is in running order, at a motor 4
In generating or motoring condition, No. two motors 12 are in generating or motoring condition.The power output of engine 1 and motor 4
Power output discharges into row coupling in front planet, and by a clutch 8 and No. two clutches 10 rear planet row is passed to
Planet row gear ring 16 and rear planet row planet carrier 15 afterwards；The power that the power output of No. two motors 12 is transmitted with front planet row is rear
Planet row carries out coupling, the right-hand member outer gear portion and the engagement of output gear 18 eventually through rear planet row planet carrier 15
Effect, output to drive axle 20.Under hybrid power shunt mode, the power output of a motor 4 and No. two motors 12 can be with
It is divided into positive and negative power, power output is positive when motor is in motoring condition, motor is exported when being in generating state
Power is negative power, and a motor 4 and No. two motors 12 are by motor controller controls.
4th, braking mode
Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 4, under braking mode, 8, No. two clutches 10 of a clutch and No. three clutches
Device 11 is in released state, and brake 17 is in engagement state；No. two motors 12 of motor controller controls are in generating state.
If demand torque of the automobile in the situation of non-emergent braking, speed higher than a certain limit value and now is less than No. two electricity
During the maximum braking torque that machine 12 can be provided, brake force is all provided by No. two motors 12, and mechanical energy is changed into into electric energy, and
In being stored in battery；If it is higher than a certain limit value and need now that automobile is in the situation of non-emergent braking, speed
When asking torque more than the maximum braking torque that No. two motors 12 can be provided, the part in brake force is carried by No. two motors 12
For, mechanical energy is changed into into electric energy, and be stored in battery, the another part in brake force is come by traditional mechanical braking
There is provided.
Claims (7)
1. a kind of double planet wheel rows of mixing bimodulus power dividing type hybrid power system, including engine (1), front planet row and rear planet
Row, it is characterised in that described double planet wheel rows of mixing bimodulus power dividing type hybrid power system also includes clutch system, brake
And electric system (17)；
Described front planet row is sleeved on power input shaft (3) to rotate connection, and front planetary line (7) is input into power
Axle (3) is spline pair connection；Afterwards planet row is sleeved on the output shaft of No. two motors (12) to rotate connection, the rear planet row sun
Wheel (13) is connected with the output shaft of No. two motors (12) for spline pair；The active part of a number clutch (8) is ranked with front planet
Carrier (7) is structure as a whole, and the secondary part of a clutch (8) is connected in the left end of rear planet row gear ring (16), with rear row
Star toothrow circle (16) rotates jointly；The active part of No. two clutches (10) is structure as a whole with front planet toothrow circle (9), No. two
The secondary part of clutch (10) is connected in the left end of rear planet row planet carrier (15), revolves jointly with rear planet row planet carrier (15)
Turn；The active part of No. three clutches (11) is structure as a whole with rear planet row sun gear (13), No. three clutches (11) from
Dynamic part is structure as a whole with the active part of No. two clutches (10)；The active part of brake (17) and rear planet row gear ring
(16) it is structure as a whole, the secondary part of brake (17) is fixed on vehicle frame；The housing of a number motor (4) is fixed on vehicle frame
On, the rotor of a motor (4) is sleeved on the right-hand member of power input shaft (3), is spline pair company with front planet row sun gear (5)
Connect；The housing of No. two motors (12) is fixed on vehicle frame, and the output shaft of No. two motors (12) is with rear planet row sun gear (13)
Spline pair connects.
2. according to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system described in claim 1, it is characterised in that described
Power input shaft (3), front planet row, rear planet row, clutch (8), No. two clutches (10), No. three clutches (11),
The rotation conllinear of brake (17), a motor (4) and No. two motors (12).
3. according to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system described in claim 1, it is characterised in that described
Clutch system includes a clutch (8), No. two clutches (10) and No. three clutches (11), clutch (8)
Active part is structure as a whole with front planetary line (7), and secondary part is connected in the left end of rear planet row gear ring (16)；Two
The active part of number clutch (10) is structure as a whole with front planet toothrow circle (9), and the secondary part of No. two clutches (10) is consolidated
It is connected in the left end of rear planet row planet carrier (15)；The active part of No. three clutches (11) is one with rear planet row sun gear (13)
Body structure, the secondary part of No. three clutches (11) is structure as a whole with the active part of No. two clutches (10)；By adjustment
The different engagement of a number clutch (8), No. two clutches (10) and No. three clutches (11) and released state, so as to realize power
The conversion of shunt mode；It is different according to the mode of power dividing, power dividing pattern can be divided into input power shunt mode with
Hybrid power shunt mode, wherein input power shunt mode also include input power shunt mode I and input power divergent die
II liang of spermotype of formula.
4. according to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system described in claim 1, it is characterised in that described
Brake (17) includes active part and secondary part, and active part is structure as a whole with rear planet row gear ring (16), driven
Part is fixed on vehicle frame；By the active part and secondary part of engagement brake (17), it is possible to achieve electric-only mode and
Braking mode.
5. according to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system described in claim 1, it is characterised in that described
Electric system includes a motor (4) and No. two motors (12)；A described motor (4) is permagnetic synchronous motor, No. one
The housing of motor (4) is fixed on automobile frame, and motor output shaft is hollow shaft, by bearings in power input shaft (3)
Optical axis portion, rotor is with front planet row sun gear (5) by spline connection；A described motor (4) is not for
With rotating speed of the engine (1) and wheel between is decoupled under operating mode, the rotating speed of engine (1) is made independently of the rotating speed of wheel, coordinate
The torque decoupler of No. two motors (12) to engine (1) and wheel between；No. two described motors (12) are permagnetic synchronous motor,
The housing of No. two motors (12) is fixed on automobile frame, and motor output shaft is by bearings in rear planet row sun gear (13)
Groove part, rotor is with rear planet row sun gear (13) by spline connection；No. two described motors (12) are with height
Torque-output characteristics can increase or supplement on car load drive axle and come from the torque of engine (1) to meet road surface torque need
Ask.
6. according to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system described in claim 1, it is characterised in that described
Front planet row includes front planet row sun gear (5), front planet rows of planetary wheel (6), front planetary line (7), front planet toothrow
Circle (9)；Described front planet row sun gear (5), front planet rows of planetary wheel (6), front planet toothrow circle (9) are engaged successively, are moved ahead
Star seniority among brothers and sisters carrier (7) is connected with front planet rows of planetary wheel (6) to rotate；Described front planetary line (7) and a clutch
The active part of device (8) is structure as a whole, and front planet toothrow circle (9) is integrated knot with the active part of No. two clutches (10)
Structure.
7. according to the double planet wheel rows of mixing bimodulus power dividing type hybrid power system described in claim 1, it is characterised in that described
Afterwards planet row includes rear planet row sun gear (13), rear planet row planetary gear (14), rear planet row planet carrier (15), rear planet row
Gear ring (16)；Described rear planet row sun gear (13), rear planet row planetary gear (14), rear planet row gear ring (16) are nibbled successively
Close, rear planet row planet carrier (15) is connected with rear planet row planetary gear (14) to rotate；Described rear planet row sun gear (13)
It is structure as a whole with the active part of No. three clutches (11), rear planet row planet carrier (15) is driven with No. two clutches (10)
Part is structure as a whole, the initiative part of the secondary part and brake (17) of rear planet row gear ring (16) and a clutch (8)
It is divided into integrative-structure.
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| CN106976390A (en) * | 2017-05-15 | 2017-07-25 | 吉林大学 | A kind of planet series parallel type bimodulus drive system of hybrid power vehicle |
| CN106994893A (en) * | 2017-05-15 | 2017-08-01 | 吉林大学 | Double planet wheel rows of mixing multimodal fusion power car drive system |
| CN107607329A (en) * | 2017-10-24 | 2018-01-19 | 吉林大学 | Series parallel type hydraulic hybrid dynamic automobile simulation test stand |
| CN107599821A (en) * | 2017-10-30 | 2018-01-19 | 吉林大学 | The speed of bimodulus six compares drive system of hybrid power vehicle |
| CN108061665A (en) * | 2018-01-24 | 2018-05-22 | 吉林大学 | A kind of hybrid power system testing stand |
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| CN112238745A (en) * | 2020-07-17 | 2021-01-19 | 北京新能源汽车技术创新中心有限公司 | Hybrid power coupling system, control method and hybrid electric vehicle |
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