CN106564361A - Double planet row hybrid system and hybrid vehicle - Google Patents
Double planet row hybrid system and hybrid vehicle Download PDFInfo
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- CN106564361A CN106564361A CN201610846570.1A CN201610846570A CN106564361A CN 106564361 A CN106564361 A CN 106564361A CN 201610846570 A CN201610846570 A CN 201610846570A CN 106564361 A CN106564361 A CN 106564361A
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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
- B60K6/24—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 combustion engines
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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
- B60K6/26—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 motors or the generators
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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
- B60K6/42—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
- B60K6/48—Parallel type
- B60K6/485—Motor-assist 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)
- Electric Propulsion And Braking For Vehicles (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a double planet row hybrid system and a hybrid vehicle, which relate to the automobile field. The double planet row hybrid system comprises an engine, a first motor, a second motor, an output member, a first planet gear set, a second planet gear set, first torque transmission members, second torque transmission members and braking members, wherein the first planet gear set is provided with a first sun gear, a first planet carrier and a first gear ring; the second planet gear set is provided with a second sun gear, a second planet carrier and a second gear ring; the first sun gear is arranged to rotate together with the first motor; the first gear ring and the second sun gear are arranged to rotate together with the second motor; the second gear ring is arranged to rotate together with the output member; the first torque transmission members can be selectively combined to transmit the torque of the engine to the first planet carrier; the second torque transmission members can be selectively combined to simultaneously transmit the torque of the first planet carrier to the second gear ring and the output member; and the braking members can be selectively combined to brake the second planet carrier.
Description
Technical field
The present invention relates to automotive field, more particularly to a kind of double-row planetary gear hybrid power system and motor vehicle driven by mixed power.
Background technology
At present, the drive system of hybrid vehicle (containing PHEV) mainly includes series, parallel and series-parallel connection (power dividing
Type) three kinds of primitive forms.Under cascade, mechanical connection between electromotor and output shaft, is capable of achieving the optimum of speed/torque
Control, but its whole energy all needs just be delivered to output shaft, energy through conversion twice between mechanical output/electrical power
Loss is larger；The transmission efficiency of parallel form, but be mechanical connection between electromotor and output shaft, it is impossible to ensure that electromotor begins
Eventually in preferably working region, it is generally used for the occasion of high speed；Series-parallel connection form combines series connection and advantage in parallel, both
Can realize that the optimal control of electromotor can realize the efficient control of high speed, but power limit during vehicle start, to motor again
Requirement is higher, and transmission efficiency is relatively low.To sum up analyze, preferable drive scheme is, based on series parallel type power-driven system, to realize
The functions such as pure electricity starting, the shunting of middle low speed power, the drive of high speed engine direct or parallel drive.
Series-parallel hybrid electric system is existed according to motor, electromotor mainly using planetary mechanism as power dividing device
Position in mechanism is divided into point speed converges a square, point speed and converges speed, point square and converge speed, point square and converge four kinds of primitive forms of square.The row of current main-stream
Star hybrid power system, one is Toyota THS (HSD) list E-CVT pattern hybrid dynamic systems, for carry Toyota it is general it is sharp this, Corolla,
Lei Ling, Camry, Lexus HS250h and Highlander, and the vehicle such as Ford Escape；Two is general purpose single E-CVT pattern and double
E-CVT modular systems, reach for carrying fertile indigo plant, triumphant Randt, the benz vehicle such as ML450.Toyota's hybrid dynamic system is capable of achieving pure electricity, E-
The mixed dynamic model formulas of CVT, regenerative braking isotype.Vehicle rank difference is carried according to which, is divided into single planetary row and double planet wheel rows of mixing system,
Its purpose constructs speed reducing ratio (1+k) by a newly-increased planet row increases motor end transmitting torque, reduces to motor
The demand (particularly pure electricity starting operating mode) of torque, so as to reduce motor volume and weight.General purpose single modular system can be real
Existing pure electricity, series connection increase mixed dynamic, the regenerative braking isotype of journey, E-CVT, comprising 1 planet row, 2 clutches and 1 braking structure
Part.Though the system 1 series connection many compared with THS increases journey pattern, this modular system efficiency is low, and operating element quantity is more,
Complex structure.
The content of the invention
It is an object of the invention to provide a kind of pure electricity starting of big speed ratio, and be capable of achieving straight drives/parallel drive pattern pair
Planet row hybrid power system, to reduce torque-demand during pure electricity starting to motor, and under high speed operating mode, carries
The transmission efficiency of high straight drive/parallel drive pattern.
To achieve these goals, the invention provides a kind of double-row planetary gear hybrid power system, including electromotor；First
Motor；Second motor；Output link；First planet gear train with the first sun gear, the first row carrier and the first gear ring；
The second planetary gearsets with the second sun gear, the second planet carrier and the second gear ring；Wherein, first sun gear is set
It is set to and rotates together with first motor；First gear ring, the second sun gear be configured to and meanwhile with second motor
Rotate together；Second gear ring is configured to rotate together with the output link；And, the first torque-transfer members,
Two torque-transfer members and braking element；Wherein, first torque-transfer members can optionally with reference to by described
The moment of torsion of motivation is transferred to the first row carrier；Second torque-transfer members can optionally with reference to by described
The moment of torsion of one planet carrier is transferred to second gear ring and the output link simultaneously；The braking element optionally can be tied
Close to brake second planet carrier；Wherein, first torque-transfer members, second torque-transfer members and braking
Can be combined in various combination mode between component mould is driven to set up two pure electric drive modes, a hybrid power
Formula, a straight drive/parallel drive pattern and a brake power generating pattern.
Preferably, also including the 3rd torque-transfer members, the 3rd torque-transfer members can be optionally
Keep circumferential static with reference to so that second planet carrier and second sun gear to be fixed together；The first moment of torsion transmission
Component, second torque-transfer members, can be with different groups between the 3rd torque-transfer members and the braking element
Conjunction mode is combined to set up three pure electric drive modes, two hybrid power drive patterns, two straight drive/parallel drives
Pattern and two brake power generating patterns.
Preferably, the pure electric drive mode includes the first pure electric drive mode and the second pure electric drive mode；
Wherein, in the described first pure electric drive mode, second torque-transfer members are combined combination with the braking element,
And by first motor output torque；In the described second pure electric drive mode, only described braking element is combined, and
By second motor output torque.
Preferably, the pure electric drive mode includes the 3rd pure electric drive mode, in the 3rd pure electric drive
In pattern, only described 3rd torque-transfer members are combined, and by second motor output torque.
Preferably, the hybrid power drive pattern includes the first hybrid power drive pattern, described first
In hybrid power drive pattern, first torque-transfer members are combined combination with the braking element；The electromotor
The first planet gear train that passes through of output torque distribute a mechanical transfer route and the transmission of electrical power
Route, and the moment of torsion of the two lines transmission is converged to into the output link by second planetary gearsets.
Preferably, the hybrid power drive pattern includes the second hybrid power drive pattern, described second
In hybrid power drive pattern, first torque-transfer members are combined combination with the 3rd torque-transfer members；Institute
The output torque for stating electromotor passes through that the first planet gear train distributes a mechanical transfer route and one electric
Power transfer route, and the moment of torsion of the two lines transmission is converged to into the output structure by second planetary gearsets
Part.
Preferably, the straight drive/parallel drive pattern includes the first straight drive/parallel drive pattern, described
Always in drive/parallel drive pattern, first torque-transfer members and second torque-transfer members are combined combination,
And while by the electromotor and second motor output torque.
Preferably, the straight drive/parallel drive pattern includes the second straight drive/parallel drive pattern, described
In two straight drive/parallel drive patterns, first torque-transfer members, second torque-transfer members and the braking structure
Part is combined combination, and while by the electromotor and second motor output torque.
Preferably, the brake power generating pattern includes the first brake power generating pattern, in first brake power generating
In pattern, only the braking element is combined, and moment of torsion is transferred to second motor by the output link, now, described the
Two motors are used as electromotor.
Preferably, the brake power generating pattern includes the second brake power generating pattern, in second brake power generating
In pattern, only described 3rd torque-transfer members are combined, and moment of torsion is transferred to second motor by the output link, this
When, second motor is used as electromotor.
Preferably, also including power module, the power module is provided with battery and power converter, the battery
Electric energy by the power converter conversion after be conveyed to first motor or the second motor respectively；Or electric energy is by described
The battery is conveyed to after power converter conversion.
Preferably, also including moment of torsion receiving unit, the moment of torsion receiving unit is connected with the output link, with
Receive the moment of torsion from the output link.
In order to solve the problems, such as identical, the invention also discloses a kind of motor vehicle driven by mixed power, the duplicate rows of any of the above-described scheme
Star arranges hybrid power system.
The present invention double-row planetary gear hybrid power system by two planetary gearsets, an electromotor, two motors with
And the arrangement combination of torque-transmitting mechanisms, the pure electricity starting of the big speed ratio under pure electric drive mode, Ke Yi great can be realized
Width reduces the requirement of the output torque to motor, such that it is able to reduce the volume and power of motor；Additionally it is possible to realize straight
Drive/parallel drive pattern, when engine direct drives speed than being 1 (electromotor is directly connected to drive output link), can be used for middle height
Fast operating mode, to improve the transmission efficiency of system, when the torque of electromotor cannot meet demand, the first motor and the second motor are equal
The effect of motor is may act as, to realize paralleling model, so as to improve the output power of system under high-speed working condition.
Description of the drawings
Fig. 1 is the attachment structure schematic diagram of the double-row planetary gear hybrid power system of one embodiment of the present invention；
Fig. 2 is the attachment structure schematic diagram of the double-row planetary gear hybrid power system of another preferred embodiment of the invention.
Wherein, 1, electromotor；2nd, first planet gear train；21st, the first sun gear；22nd, the first row carrier；23rd, the first tooth
Circle；3rd, the second planetary gearsets；31st, the second sun gear；32nd, the second planet carrier；33rd, the second gear ring；4th, the first motor；5th, second
Motor；6th, the first torque-transfer members；7th, the second torque-transfer members；8th, braking element；9th, the 3rd torque-transfer members；10、
Output link；11st, power converter；12nd, battery；13rd, differentiator assembly；14th, torsional vibration damper.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Hereinafter implement
Example is for illustrating the present invention, but is not limited to the scope of the present invention.
Electromotor in the embodiment of the present invention is a generalized concept, and the concrete form of electromotor can be gasoline engine
Machine, Diesel engine, fuel battery engines, air engine etc. remove the power output element beyond motor；The present invention
The implication of the motor in embodiment includes motor and electromotor, and the concrete meaning of motor is in different working modes according to system
And there are different implications, for example, motor does under brake power generating pattern and uses as electromotor, as electricity under other patterns
Motivation is used；The present invention implement in term " together rotate " implication refer to two components for rotating together can all the time around
Geo-stationary on the direction of its axis rotation, including the situation that two components are not rotated simultaneously；In the embodiment of the present invention,
Do not mention some torque-transfer members or when braking element is combined, be defaulted as torque-transfer members or the braking not referred to
Component is in not bonding state.
Embodiment 1
As shown in figure 1, show schematically show the double-row planetary gear hybrid power system of one embodiment of the invention, which includes sending out
Motivation 1, first planet gear train 2, the second planetary gearsets 3, the first motor 4, the second motor 5, output link 10；Wherein,
One planetary gearsets 2 are provided with the first sun gear 21, the first row carrier 22 and the first gear ring 23, and the second planetary gearsets 3 are provided with
Second sun gear 31, the second planet carrier 32 and the second gear ring 33；First sun gear 21 is configured to the rotor with the first motor 4
Rotate together, the first gear ring 23 and the second sun gear 31 are configured to while being rotated together with the rotor of the second motor 5；Second tooth
Circle 33 is configured to rotate together with output link 10 (such as output gear, output shaft etc.)；And, the first torque-transfer members
6th, the second torque-transfer members 7 and braking element 8；Wherein, the first torque-transfer members 6 can optionally with reference to will start
The moment of torsion of machine 1 is transferred to the first row carrier 22 so that the first row carrier 22 can be rotated together with the outfan axle of electromotor 1；
Second torque-transfer members 7 can optionally with reference to so that the moment of torsion of the first row carrier 22 is transferred to 33 He of the second gear ring simultaneously
Output link 10 so that the second gear ring 33 and output link 10 can be rotated together with the first row carrier 22；Braking element 8 can
Optionally combine to brake the second planet carrier 32；Furthermore, it is possible in the outfan and the first torque-transfer members of electromotor 1
Torsional vibration damper 14 is set between 6 input, to absorb from 1 end of electromotor or 6 end of the first torque-transfer members because of moment of torsion
The vibration for being mutated and producing, makes system tend to be steady.
As shown in table 1, the operation logic of the double-planet hybrid power system of the embodiment of the present invention is schematically enumerated, when
When being combined in various combination mode between the first torque-transfer members 5, the second torque-transfer members 7 and braking element 8, energy
Two pure electric drive modes, a hybrid power drive pattern, a straight drive/parallel drive pattern and a braking are set up enough
Power generation mode.
With reference to shown in Fig. 1 and table 1, the double-planet hybrid power system of the embodiment of the present invention, when the second torque-transfer members 7
When being combined with the combination of braking element 8, the first pure electric drive mode, the input under the first pure electric drive mode are capable of achieving
End with the gear ratio of outfan is：I=1+k1+k1*k2, wherein, characteristic parameters of the k for planetary gearsets, equal to the gear ring number of teeth
With the ratio of the sun gear number of teeth, the characteristic parameter of k1 correspondence first planet gear train 2, the spy of k2 the second planetary gearsets 3 of correspondence
Levy parameter；Generally the value of k is k=1.5～4, thus, can calculate the gear ratio i under the first pure electric drive mode
Value be 4.75～21, therefore, when system works under the first pure electric drive mode, motor can be greatly lowered
Rated output torque, such that it is able to reduce the volume and rated power of motor, the first pure electric drive mode is typically used
The big load operating mode of Yu Chun electricity startings.
In the first pure electric drive mode, the second torque-transfer members 7 and the combination of braking element 8 are combined, and now the
One motor 4 is used as motor output torque, first sun gear of the moment of torsion that the first motor 4 is exported through first planet gear train 2
21 are transferred to the first row carrier 22, and to distribute two moments of torsion transmission circuit, i.e., wherein one articles by the first row carrier 22 be by the
One planet carrier 22 is transferred to the second torque-transfer members 7, then is transferred to output link 10 by the second torque-transfer members 7；It is another
Bar is to be transferred to the first gear ring 23 by the first row carrier 22, then is transferred to the second sun gear 31 by the first gear ring 23, then by
Two sun gears 31 are transferred to the second planet carrier 32, and the second gear rings of final Jing 33 are transferred to output link 10；If additionally, the first motor
4 output torque is unsatisfactory for operating mode, can start the second motor 5 simultaneously as auxiliary output torque.
With reference to shown in Fig. 1 and table 1, the double-planet hybrid power system of the embodiment of the present invention, when only braking element 8 is tied
Close, and by the second motor 5 as motor output torque when, be capable of achieving the second pure electric drive mode, the second pure electric drive mould
The gear ratio of formula be i=k2, the driving operating mode of high speed speed, side crops industry for SOC when high, in the second pure electric drive mode
In, second sun gears of moment of torsion Jing 31 of the second motor 5 are transferred to the second planet carrier 32, and the second gear rings of final Jing 33 are transferred to output
Component 10.
With reference to shown in Fig. 1 and table 1, the double-planet hybrid power system of the embodiment of the present invention, when the first torque-transfer members 6
Combine with braking element 8 and be combined, it is possible to achieve the first hybrid power drive pattern, be typically employed in SOC it is low when vehicle
Starting or middle speed operation.In the first hybrid power drive pattern, the output torque of electromotor 1 passes through first planet gear
Group 2 distributes two moment of torsion transfer routes.The first is transferred to outfan by being mechanically connected：Output torque Jing of electromotor 1
Cross the first row carrier 22 and be transferred to the first gear ring 23, then the second sun gear 31 is transferred to by the first gear ring 23, then by second too
Sun wheel 31 is transferred to the second planet carrier 32, and the second gear rings of final Jing 33 are transferred to output link 10；Its two be by electrical connection
It is transferred to outfan：The output torque of electromotor 1 is transferred to the first sun gear 21 through the first row carrier 22, then by first too
Sun wheel 21 is transferred to the first motor 4, then changes into electrical power by electrical system transfers to the second motor 5 by the first motor 4, then
Second sun gear 31 is transferred to by the second motor 5, the second planet carrier 32, final Jing second are transferred to by the second sun gear 31 then
Gear ring 33 is transferred to output link 10.When battery SOC cannot as little as meet pure electricity starting, the pattern can be used for vehicle start,
Now starter motor can be served as by the first motor 4 and start electromotor 1, vehicle start is completed by 1 output torque of electromotor afterwards.
Because 1 rotating speed n1 of electromotor, 4 rotating speed n4 of the first motor, 23 rotating speed of the first gear ring meet following relation：n4+k1*n23-(1+k1)*
N1=0, wherein n23 and output speed and speed linear correlation.As speed increases, can work as and 1 turn of electromotor is adjusted by motor 4
Fast n1 is allowed in economic zone.Under first mixed model, the first motor 4 and the second motor 5 can be filled according to working condition
When motor or electromotor are acted on.But, under the first mixed model, because braking element 8 is combined, therefore n23=n31=- can be obtained
With reference to above-mentioned relation formula, k2*n33=-k2*n10, understands that, when 1 rotating speed of electromotor, one timing, 4 rotating speed of the first motor increases with speed
And increase.
With reference to shown in Fig. 1 and table 1, the double-row planetary gear hybrid power system of the embodiment of the present invention, when the first moment of torsion transmits structure
Part 6 is combined with the second torque-transfer members 7 and is combined, and while during by electromotor 1 and the second 5 output torque of motor, can be with
Realize the first straight drive/parallel drive pattern；The effect of the first straight drive/parallel drive pattern be when electromotor 1 output torque not
When sufficient, extra output torque can be provided by the second motor 5, realize parallel drive pattern, to lift double planet wheel rows of mixing mixing
The output power of dynamical system；In the first straight drive/parallel drive pattern, output torque is divided to two transfer routes finally to converge to
Output link 10, specifically, the output torque of electromotor 1 is after the first torque-transfer members 6 and the second torque-transfer members 7
It is transferred directly to output link 10；The output torque of the second motor 5 is transferred to the second planet carrier 32 by the second sun gear 31, finally
The second gear rings of Jing 33 are transferred to output link 10.
With reference to shown in Fig. 1 and table 1, the double-row planetary gear hybrid power system of the embodiment of the present invention, when only braking element 8 is tied
During conjunction, the first brake power generating pattern is capable of achieving, in the first brake power generating pattern, can be when the vehicle run at high speed occurs long
Between in braking procedure, when being slided using braking, drive motor is rotated realizes brake power generating, then will regeneration energy by power conversion
Device 11 is stored in being transferred to battery 12；Wherein, in the first brake power generating pattern, the second motor 5 is used as electromotor, output
The moment of torsion of component 10 is transferred to the second planet carrier 32 through the second gear ring 33, then is transferred to the second sun gear by the second planet carrier 32
31, so as to the rotor for driving the second motor 5 is rotated, realize the generating function of the second motor 5.
Table 1
Embodiment two
As shown in Fig. 2 show schematically show the double-row planetary gear hybrid power system of another embodiment of the present invention, this enforcement
The structure of the double-row planetary gear hybrid power system of example is roughly the same with the structure of the double-row planetary gear hybrid power system of embodiment one,
Difference is, the double-row planetary gear hybrid power system of the present embodiment also includes the 3rd torque-transfer members 9, the transmission of the 3rd moment of torsion
Component 9 optionally can keep circumferential static with reference to so that the second planet carrier 32 and the second sun gear 31 to be fixed together；By
This, can be on the basis of the drive pattern that embodiment 1 can be realized, additionally it is possible to realize more drive patterns, increased this
The power output pattern of the double-row planetary gear hybrid power system of inventive embodiments it is rich.
As shown in table 2, the operation logic of the double-planet hybrid power system of the embodiment of the present invention is schematically enumerated, when
First torque-transfer members 5, the second torque-transfer members 7, between the 3rd torque-transfer members 9 and braking element 8 with different groups
When conjunction mode is combined, can set up three pure electric drive modes, two hybrid power drive patterns, two it is straight drive/and
Connection drive pattern and two brake power generating patterns.
Incorporated by reference to shown in Fig. 2 and table 2, the double-row planetary gear hybrid power system of the embodiment of the present invention, when only the 3rd moment of torsion
Transmission member 9 is combined, and during by the second 5 output torque of motor, it is possible to achieve the 3rd pure electric drive mode, in the 3rd pure electric drive
Gear ratio under pattern be i=1, can be used for SOC it is high when, the operating mode of speed high speed Smaller load；Second motor, 5 output torque
Output link 10 is transferred to former the second planet carriers of rotating speed Jing 3.
With reference to shown in Fig. 2 and table 2, the double-planet hybrid power system of the embodiment of the present invention, when the first torque-transfer members 6
Combine with the 3rd torque-transfer members 9 and be combined, it is possible to achieve the second hybrid power drive pattern；Second hybrid power drives
Dynamic model formula be typically employed in SOC it is low when vehicle start or middle speed operation.In the second hybrid power drive pattern, due to
Three torque-transfer members 9 are combined so that the second planet carrier 32 of the second planetary gearsets 3 is fixed together with the second sun gear 31
Keep circumferential static so that the second planetary gearsets 3 can only unitary rotation.The output torque of electromotor 1 passes through first planet tooth
Wheel group 2 distributes two moment of torsion transfer routes.The first is transferred to outfan by being mechanically connected：The output torque of electromotor 1
The first gear ring 23 is transferred to through the first row carrier 22, then is transferred to after the second planetary gearsets 3 by the first gear ring 23, directly passed
It is handed to output link 10；Its two be by electrical connection be transferred to outfan：The output torque of electromotor 1 is through the first row carrier
22 are transferred to the first sun gear 21, then are transferred to the first motor 4 by the first sun gear 21, then change into electric work by the first motor 4
Rate passes through electrical system transfers to the second motor 5, then is transferred to after the second planetary gearsets 3 by the second motor 5, is transferred directly to
Output link 10.When battery SOC cannot as little as meet pure electricity starting, the second hybrid power drive pattern can be used for vehicle to be risen
Step, now can serve as starter motor by the first motor 4 and start electromotor 1, complete vehicle by 1 output torque of electromotor afterwards and rise
Step.1 rotating speed n1 of electromotor, 4 rotating speed n4 of motor, 23 rotating speed of the first gear ring meet following relation：N4+k1*n23- (1+k1) * n1=
0, wherein n23 and output speed linear correlation.As speed increases, can work as makes part by the regulation 1 rotating speed n1 of electromotor of motor 4
In economic zone.Under the second hybrid power drive pattern, the first motor 4 and the second motor 5 serve as motor according to working condition
Or electromotor effect.Different from the first hybrid power drive pattern, because the 3rd turns round under the second hybrid power drive pattern
Square transmission member 9 is combined and causes 3 entirety of the second planetary gearsets to turn round to obtain n23=n31=n10, is understood with reference to above-mentioned relation formula
When the timing of 1 rotating speed of electromotor one, zero being first reduced to speed increase 4 rotating speed of the first motor, then being reduced to negative, its effect is also by generating electricity
Machine is progressively changed into motor, and for the first hybrid power drive pattern, the second hybrid power drive pattern exists
The speed demand of the first motor 4 is reduced under identical operating mode.
Incorporated by reference to shown in Fig. 2 and table 2, the double-row planetary gear hybrid power system of the embodiment of the present invention, when the first moment of torsion is transmitted
The combination of component 6, the second torque-transfer members 7 and braking element 8 is combined, and while by electromotor 1 and the second motor 5
During output torque, it is possible to achieve the second straight drive/parallel drive pattern；The effect of the second straight drive/parallel drive pattern is to work as to start
When the output torque of machine 1 is not enough, extra output torque can be provided by the second motor 5, realize parallel drive pattern, to carry
Rise the output power of double-row planetary gear hybrid power system；In the second straight drive/parallel drive pattern, output torque is divided to two transmission
Route finally converges to output link 10, specifically, the output torque of electromotor 1 is through the first torque-transfer members 6 and second
Output link 10 is transferred directly to after torque-transfer members 7, the output torque of the second motor 5 is transferred to by the second sun gear 31
Two planet carriers 32, the second gear rings of final Jing 33 are transferred to output link 10.
Incorporated by reference to shown in Fig. 2 and table 2, the double-row planetary gear hybrid power system of the embodiment of the present invention, when only the 3rd moment of torsion
When transmission member 9 is combined, the second brake power generating pattern is capable of achieving, in the second brake power generating pattern, can run at high speed
Vehicle is occurred in long-time braking procedure, when being slided using braking, and drive motor is rotated and realizes brake power generating, then will regenerate energy
It is transferred to store in battery 12 by power converter 11；Wherein, in the second brake power generating pattern, the second motor 5 as send out
Motor is used, and the moment of torsion of output link 10 drives the rotor of the second motor 5 to turn through 3 unitary rotation of the second planetary gearsets
It is dynamic, so that the second motor 5 realizes generating function.
Table 2
With reference to shown in Fig. 1 and Fig. 2, the double-row planetary gear hybrid power system in the embodiment of the present invention also includes power module,
The power module is provided with power converter 11 and battery 12, and the electric energy of battery 12 is conveyed after the conversion of power converter 11 respectively
To the first motor 4 and/or the second motor 5；Or first the electric energy that generates electricity of motor 4 or the second motor 5 by 11 turns of power converter
It is conveyed to battery 12 to be stored after changing.
With reference to shown in Fig. 1 and Fig. 2, it is single that the double-row planetary gear hybrid power system in the embodiment of the present invention also includes that moment of torsion is received
First 13 (such as differential mechanisms, decelerator etc.), moment of torsion receiving unit 13 is connected with output link 10, to receive from output link 10
Moment of torsion.
In order to solve the problems, such as identical, the embodiment of the invention also discloses a kind of motor vehicle driven by mixed power, including above-mentioned enforcement
Double-row planetary gear hybrid power system in example.
In sum, double-row planetary gear hybrid power system of the invention by two planetary gearsets, electromotor, two
The arrangement combination of individual motor and torque-transmitting mechanisms, can realize that the pure electricity of the big speed ratio under pure electric drive mode rises
Step, can be greatly reduced the requirement of the output torque to motor, such that it is able to reduce the volume and power of motor；Moreover it is possible to
It is enough to realize straight drives/parallel drive pattern, when engine direct drive speed than for 1 (electromotor is directly connected to driving output link) when, can
For high speed operating mode, to improve the transmission efficiency of system, when the torque of electromotor cannot meet demand, the first motor and
Two motors may act as the effect of motor, to realize paralleling model, so as to improve the output power of system under high-speed working condition.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, on the premise of without departing from the technology of the present invention principle, some improvement and replacement can also be made, these improve and replace
Also should be regarded as protection scope of the present invention.
Claims (13)
1. a kind of double-row planetary gear hybrid power system, it is characterised in that including electromotor；First motor；Second motor；Output structure
Part；First planet gear train with the first sun gear, the first row carrier and the first gear ring；With the second sun gear, second
Second planetary gearsets of planet carrier and the second gear ring；
Wherein, first sun gear is configured to rotate together with first motor；First gear ring, the second sun gear
It is configured to while rotating together with second motor；Second gear ring is configured to turn together with the output link
It is dynamic；
And, the first torque-transfer members, the second torque-transfer members and braking element；Wherein, first moment of torsion transmits structure
Part can optionally with reference to so that the moment of torsion of the electromotor is transferred to the first row carrier；Second moment of torsion transmits structure
Part can optionally with reference to so that the moment of torsion of the first row carrier is transferred to second gear ring and the output structure simultaneously
Part；The braking element can optionally with reference to by second planet carrier brake；
Wherein, can be with different groups between first torque-transfer members, second torque-transfer members and braking element
Conjunction mode is combined to set up two pure electric drive modes, hybrid power drive pattern, a straight drive/parallel drive
Pattern and a brake power generating pattern.
2. a kind of double-row planetary gear hybrid power system according to claim 1, it is characterised in that also pass including the 3rd moment of torsion
Pass component, the 3rd torque-transfer members can optionally with reference to by second planet carrier and second sun gear
The holding that is fixed together is circumferential static；First torque-transfer members, second torque-transfer members, the 3rd moment of torsion
Can be combined in various combination mode between transmission member and the braking element with set up three pure electric drive modes,
Two hybrid power drive patterns, two straight drive/parallel drive patterns and two brake power generating patterns.
3. double-row planetary gear hybrid power system according to claim 1 and 2, it is characterised in that the pure electric drive mode
Including the first pure electric drive mode and the second pure electric drive mode；Wherein, in the described first pure electric drive mode, described second
Torque-transfer members are combined combination with the braking element, and by first motor output torque；Described second
In pure electric drive mode, only described braking element is combined, and by second motor output torque.
4. double-row planetary gear hybrid power system according to claim 2, it is characterised in that the pure electric drive mode includes
3rd pure electric drive mode, in the 3rd pure electric drive mode, only described 3rd torque-transfer members are combined, and by
Second motor output torque.
5. double-row planetary gear hybrid power system according to claim 1 and 2, it is characterised in that the hybrid power drives
Pattern includes the first hybrid power drive pattern, and in the first hybrid power drive pattern, first moment of torsion transmits structure
Part is combined combination with the braking element；The output torque of the electromotor passes through the first planet gear train
Distribute a mechanical transfer route and an electrical power transfer route, and by second planetary gearsets by two roads
The moment of torsion of line transmission converges to the output link.
6. double-row planetary gear hybrid power system according to claim 2, it is characterised in that the hybrid power drive pattern
Including the second hybrid power drive pattern, in the second hybrid power drive pattern, first torque-transfer members with
3rd torque-transfer members are combined combination；The output torque of the electromotor passes through the first planet tooth
Wheel component flows out a mechanical transfer route and an electrical power transfer route, and by second planetary gearsets by this two
The moment of torsion of bar route transmission converges to the output link.
7. double-row planetary gear hybrid power system according to claim 1 and 2, it is characterised in that the straight drive/parallel drive
Pattern includes the first straight drive/parallel drive pattern, in the described first straight drive/parallel drive pattern, the first moment of torsion transmission
Component and second torque-transfer members are combined combination, and while are exported by the electromotor and second motor
Moment of torsion.
8. double-row planetary gear hybrid power system according to claim 2, it is characterised in that the straight drive/parallel drive mould
Formula includes the second straight drive/parallel drive pattern, and in the described second straight drive/parallel drive pattern, first moment of torsion transmits structure
Part, second torque-transfer members and the braking element are combined combination, and while by the electromotor and institute
State the second motor output torque.
9. double-row planetary gear hybrid power system according to claim 1 and 2, it is characterised in that the brake power generating pattern
Including the first brake power generating pattern, in the first brake power generating pattern, only described braking element is combined, and moment of torsion is by described
Output link is transferred to second motor, and now, second motor is used as electromotor.
10. double-row planetary gear hybrid power system according to claim 2, it is characterised in that the brake power generating pattern bag
The second brake power generating pattern is included, in the second brake power generating pattern, only described 3rd torque-transfer members are combined, moment of torsion
Second motor is transferred to by the output link, now, second motor is used as electromotor.
11. double-row planetary gear hybrid power systems according to claim 1 and 2, it is characterised in that also including power module,
The power module is provided with battery and power converter, and the electric energy of the battery is defeated respectively after power converter conversion
Give first motor or the second motor；Or electric energy by the power converter conversion after be conveyed to the battery.
12. double-row planetary gear hybrid power systems according to claim 1 and 2, it is characterised in that also receive single including moment of torsion
Unit, the moment of torsion receiving unit are connected with the output link, to receive the moment of torsion from the output link.
13. a kind of motor vehicle driven by mixed powers, it is characterised in that dynamic including the double planet wheel rows of mixing mixing described in any one of claim 1-12
Force system.
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