CN102887056A - Dual-mode hybrid power transmission device and hybrid power transmission system - Google Patents

Dual-mode hybrid power transmission device and hybrid power transmission system Download PDF

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Publication number
CN102887056A
CN102887056A CN2011102040809A CN201110204080A CN102887056A CN 102887056 A CN102887056 A CN 102887056A CN 2011102040809 A CN2011102040809 A CN 2011102040809A CN 201110204080 A CN201110204080 A CN 201110204080A CN 102887056 A CN102887056 A CN 102887056A
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China
Prior art keywords
motor
external toothing
clutch
driving engine
engine
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CN2011102040809A
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CN102887056B (en
Inventor
张彤
马智涛
于海生
储爱华
汪东坪
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Jiangxi Dingsheng New Material Technology Co ltd
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Zhejiang Geely Holding Group Co Ltd
Shanghai Maple Automobile Co Ltd
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Abstract

The invention discloses a dual-mode hybrid power transmission device. The transmission device comprises a planet carrier, a dual-planetary line, a first clutch, a second clutch, a second brake, a first motor, a second motor and an engine, wherein the dual-planetary line comprises a first planetary line and a second planetary line; the first planetary line comprises a first outer gear ring, a first sun wheel and a first planet wheel; the second planetary line comprises a second outer gear ring, a second sun wheel and a second planet wheel; the planet carrier is shared by the first planet wheel and the second planet wheel; the first clutch is connected with the first outer gear ring; the second clutch is connected with the second outer gear ring; the second brake is connected with the second sun wheel; the first motor and the second motor are mounted at one side of the dual-planetary line; and the engine is mounted at the other side of the dual-planetary line and connected with the planet carrier. The technical solution of the invention further provides a hybrid power transmission system. According to the technical solution of the dual-mode hybrid power transmission device and the hybrid power transmission system, the demand of the engine on the property of the motor is reduced, so that the production cost of the system is reduced and the work efficiency of whole vehicle is improved.

Description

Bimodulus hybrid transmissions and hybrid power transmission system
Technical field
The present invention relates to field of automobile, especially a kind of bimodulus hybrid transmissions and hybrid power transmission system.
Background technology
As a kind of novel energy-saving environmental protection automobile, its technology and market are in a kind of vigorous growth stage to bimodulus hybrid vehicle (also can referred to as hybrid vehicle).The bimodulus hybrid vehicle is compared with orthodox car and pure electric automobile, and maximum difference is power system.
Present bimodulus hybrid vehicle generally has two motors and a driving engine.Start the engine in the Parking situation, the rotating speed of output shaft are zero, and driving engine needs two motors to turn round simultaneously and could start, and require the power of motor and rotating speed all larger.Not only the performance requriements to motor is higher for this, has increased the productive costs of automobile, and two motors turn round simultaneously and wasted the energy of car load, has also reduced the work efficiency of car load.
Publication number is the Chinese invention patent application of 101832371A, a kind of layout of 6AT Power Train is disclosed, its technical scheme comprises: housing, power input shaft, speed-changing mechanism and shift component, and wherein: speed-changing mechanism comprises input planet gear group, output planetary gear cluster and counteraction compound planet gear; Shift component comprises first clutch, second clutch, free-wheel clutch, the first drg, second brake and the 3rd drg; First clutch and second clutch axially are arranged symmetrically in the rear end of speed-changing mechanism side by side; Free-wheel clutch, the first drg, second brake and the 3rd drg compact Layout are in the outside of speed-changing mechanism.By with the shift component compactness be arranged in the speed-changing mechanism periphery, make the compact conformation of change-speed box, axial distance is short; First clutch and second clutch are arranged symmetrically with, and reduce the parts kind, reduce design cost, effectively prevent misloading during assembling.
How to reduce driving engine to the performance requriements of motor, reduce production costs, improve the work efficiency of car load, become one of present bimodulus hybrid vehicle problem demanding prompt solution.
Summary of the invention
The problem that the present invention solves is to reduce driving engine to the performance requriements of motor, reduces production costs, and improves the work efficiency of car load.
For addressing the above problem, technical solution of the present invention provides a kind of bimodulus hybrid transmissions, comprising:
Pinion carrier;
Double planet wheel rows of mixing comprises the first planet row and the second planet row, and described the first planet package is drawn together the first external toothing, the first sun wheel and is connected and described the first external toothing and the first row star-wheel of being connected the engagement of the first sun wheel and being connected with described pinion carrier; Described the second planet row comprises the second external toothing, the second sun wheel and is connected and described the second external toothing and second satellite gear of being connected the engagement of the second sun wheel and being connected with described pinion carrier; Described the first row star-wheel and the engagement of described the second satellite gear also share described pinion carrier;
First clutch is connected with described the first external toothing;
Second clutch is connected with described the second external toothing;
Second brake is connected with described the second sun wheel;
The first motor and the second motor are installed in a side of described double planet wheel rows of mixing, and described the first motor is connected with described the first sun wheel, and described the second motor is connected with described the second sun wheel;
Driving engine is installed in the opposite side of described double planet wheel rows of mixing, is connected with described pinion carrier.
Optionally, described bimodulus hybrid transmissions also comprises:
The first drg is connected with described pinion carrier;
Storage battery links to each other with the second motor with described the first motor;
Electromagnetic valve and hydraulic efficiency pressure system are controlled the locking of described first clutch or are opened, and control the locking of described second clutch or open;
Main reduction gear, described electromagnetic valve and the hydraulic efficiency pressure system locking by controlling described first clutch with open, controlling described the first external toothing is connected or separates with described main reduction gear, described electromagnetic valve and the hydraulic efficiency pressure system locking by controlling described second clutch with open, control described the second external toothing and be connected or separate with described main reduction gear.
Optionally, when Parking, described electromagnetic valve separates with described main reduction gear with described the first external toothing of HYDRAULIC CONTROL SYSTEM, described electromagnetic valve separates with described main reduction gear with described the second external toothing of HYDRAULIC CONTROL SYSTEM, described the second motor of described second brake locking is by the described driving engine of described the first electric motor starting that turns round.
Optionally, behind the described engine starting, described the first motor is described battery charge.
Optionally, the mode of operation of described bimodulus hybrid transmissions comprises electric-only mode and hybrid mode; Under described electric-only mode, by described the first motor energy supply, perhaps by described the second motor energy supply, perhaps by described the first motor and the second motor energy supply; Under described hybrid mode, by described driving engine and described the first motor energy supply, perhaps by described driving engine and described the second motor energy supply, perhaps by described driving engine, described the first motor and described the second motor energy supply.
Optionally, under described electric-only mode, the described pinion carrier of described the first drg locking is so that described engine stop.
Optionally, described bimodulus hybrid transmissions also comprises, torsional vibration damper, and a side is connected with described driving engine, and a side is connected with described pinion carrier.
Technical solution of the present invention also provides a kind of hybrid power transmission system that comprises above-mentioned bimodulus hybrid transmissions.
Optionally, described hybrid power transmission system also comprises:
Automobile main line and the engine management system of signal transmission, described engine management system one side is connected with described driving engine, and a side is connected with described automobile main line;
Battery management system, described battery management system is connected with described automobile main line;
Adaptor union, with described the first motor be connected the second motor and be connected;
Control unit for vehicle is connected with described automobile main line;
Electric machine controller, a side is connected with described adaptor union, and a side is connected with described automobile main line.
Compared with prior art, technical scheme of the present invention has the following advantages:
Adopt double planet wheel rows of mixing, the first planet row and the second planet row share a pinion carrier, and first clutch is connected with the first external toothing of the first planet row; Second clutch is connected with the second external toothing of the second planet row.By electromagnetic valve and the hydraulic efficiency pressure system locking by controlling described first clutch with open, controlling described the first external toothing is connected or separates with described main reduction gear, and the locking by controlling described second clutch with open, control described the second external toothing and be connected or separate with described main reduction gear.Described the first external toothing and the second external toothing play the effect of output shaft.
In Parking, the described first clutch of electromagnetic valve and HYDRAULIC CONTROL SYSTEM is opened, thereby controlling described the first external toothing separates with described main reduction gear, and controlling described second clutch opens, thereby controlling described the second external toothing separates with described main reduction gear, and by described the second motor of described second brake locking, by the described driving engine of described the first electric motor starting that turns round.This moment, the rotating speed of described the second motor was zero, and described the first motor is as long as lower rotating speed just can start the engine.The requirement that this has reduced motor performance has reduced productive costs.
Behind the described engine starting, described the first motor is described battery charge.This also balance the Power supply of automotive interior, improved the work efficiency of car load.
The first motor and the second motor are installed in a side of described double planet wheel rows of mixing, have simplified the structure of cooling system, have reduced the integrated level of electric system, have reduced the length difference between the transmission shaft of the planet row left and right sides, are conducive to the structural arrangement of automobile front chamber.
Description of drawings
Fig. 1 is a kind of embodiment of bimodulus hybrid transmissions provided by the invention;
Fig. 2 is a kind of embodiment of hybrid power transmission system provided by the invention.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtain under the creative work prerequisite.
The bimodulus hybrid transmissions is mainly used in the bimodulus hybrid vehicle (also can referred to as hybrid vehicle), and the bimodulus hybrid vehicle refers to equip simultaneously two kinds of power resources--the automobile of heat dynamic resource (being produced by traditional driving engine) and electrodynamic source (motor and storage battery).Generally, driving engine and motor and storage battery provide power for automobile by structure series-parallel connections such as train of gears or planet rows together.
Present bimodulus hybrid vehicle generally has two motors and a driving engine.Start the engine in the Parking situation, the rotating speed of output shaft are zero, and driving engine needs two motors to turn round simultaneously and could start, and require the power of motor and rotating speed all larger.Not only the performance requriements to motor is higher for this, has increased the productive costs of automobile, and two motors turn round simultaneously and wasted the energy of car load, has also reduced the work efficiency of car load.
For addressing the above problem, the invention provides a kind of bimodulus hybrid transmissions, as shown in Figure 1, comprising:
Pinion carrier 10;
Double planet wheel rows of mixing comprises the first planet row and the second planet row; Described the first planet package is drawn together the first external toothing 11, the first sun wheel 12 and is connected and described the first external toothing 11 and the first row star-wheel 13 of being connected 12 engagements of the first sun wheel and being connected with described pinion carrier 10; Described the second planet row comprises the second external toothing 21, the second sun wheel 22 and is connected and described the second external toothing 21 and second satellite gear 23 of being connected 22 engagements of the second sun wheel and being connected with described pinion carrier 10; The first row star-wheel 13 and the second satellite gear 23 engagement and common planet carrier 10;
First clutch 31 is connected with the first external toothing 11;
Second clutch 32 is connected with the second external toothing 21;
Second brake 43 is connected with the second sun wheel 22;
The first motor 1 and the second motor 2 are installed in a side of described double planet wheel rows of mixing, and the first motor 1 is connected with the first sun wheel 12, and the second motor 2 is connected with the second sun wheel 22;
Driving engine 5 is installed in the opposite side of described double planet wheel rows of mixing, is connected with pinion carrier 10;
Described bimodulus hybrid transmissions also comprises:
The first drg 41 is connected (not shown) with pinion carrier 10;
The storage battery (not shown), storage battery links to each other with the second motor 2 with the first motor 1;
Electromagnetic valve and hydraulic efficiency pressure system (not shown) are controlled the locking of described first clutch 31 or are opened, and control the locking of described second clutch 32 or open;
Main reduction gear 3, described electromagnetic valve and hydraulic efficiency pressure system by control first clutch 31 locking with open, controlling the first external toothing 11 is connected or separates with main reduction gear 3, described electromagnetic valve and hydraulic efficiency pressure system by control second clutch 32 locking with open, control the second external toothing 21 and be connected or separate with main reduction gear 3.
Double planet wheel rows of mixing can be regarded a drive mechanism as, the first row star-wheel 13 and the second satellite gear 23 engagement and common planet carrier 10, realize that the first planet row and the second planet row share a pinion carrier 10, consisting of one is that initiatively another is driven movement relation, and the first planet row and the second planet row have respectively the first external toothing 11 and the second external toothing 21.This on the one hand can be by having changed the proportionate relationship between the driven gear number of teeth and the driving gear number of teeth, thereby improve reduction ratio; On the other hand, change the proportionate relationship between the diameter of the first external toothing 11 and the second external toothing 21, also can improve reduction ratio.Under equal conditions, double planet wheel rows of mixing improves reduction ratio, must reduce the requirement to motor performance.
Adopt in addition double planet wheel rows of mixing can realize stepless change, realize continuously changing of reduction ratio or even transmitting ratio, thereby make the coupling of the transmission systems such as power-transfer clutch (abbreviation of first clutch and second clutch), main reduction gear and engine operating condition reach optimum regime, improve fuel economy and the dynamic property of car load, improve the control comfort of chaufeur and occupant's travelling comfort.
Generally with the accuracy of manufacture of motor, the factors such as rotating speed, moment of torsion, power and kinetic balance are relevant for the performance of motor (abbreviation of the first motor 1 and the second motor 2).Change reduction ratio by double planet wheel rows of mixing, under the equal conditions, can reduce the requirement to motor performance.For example, relax the range of choice to motor speed, the kinetic balance of electric machine main shaft also can suitably lower the requirement, and this has reduced the cost of motor to a certain extent, has also reduced the productive costs of bimodulus hybrid transmissions.
The first motor 1 and the second motor 2 are installed in a side of described double planet wheel rows of mixing, and the first motor 1 is connected with the first sun wheel 12, and the second motor 2 is connected with the second sun wheel 22.This has simplified structure and the control of cooling system, reduced the integrated level of electric system, and improved the efficient of driving device, linked by sun wheel, reduce the length difference between the transmission shaft of the double planet wheel rows of mixing left and right sides, be conducive to the structural arrangement of automobile front chamber.
Driving engine 5 is installed in the opposite side of described double planet wheel rows of mixing, is connected with pinion carrier 10.Traditional hybrid transmissions, motor and driving engine are arranged on the homonymy of planet row, so the close together of motor and driving engine.Generally speaking, the optimum working temperature of motor is about 60 degree, and the optimum working temperature of driving engine is about 90 degree.Because both close together, will certainly affect the temperature of motor behind the engine radiating, this can affect the work efficiency of motor on the one hand, on the other hand for improving the work efficiency ratio of motor, the cooling system of motor needs always in running order, and this also can cause the work efficiency of whole automotive system to reduce.
In the present embodiment, motor and driving engine 5 are separately positioned on the both sides of double planet wheel rows of mixing, not only reduced the interference between driving engine 5 and the motor, and the work of both cooling systems do not interfere with each other yet.This has improved driving engine 5 and motor working efficiency on the one hand, and the work efficiency of both cooling systems, on the other hand, has also improved the work efficiency of car load.
First clutch 31 is connected with the first external toothing 11; Second clutch 32 is connected with the second external toothing 21; Described electromagnetic valve and hydraulic efficiency pressure system by control first clutch 31 locking or open, controlling the first external toothing 11 is connected or separates with main reduction gear 3, described electromagnetic valve and hydraulic efficiency pressure system by control second clutch 32 locking or open, control the second external toothing 21 and be connected or separate with main reduction gear 3.Main reduction gear 3 also meshes by gear train with diff 6, and during main reduction gear 3 running, diff 6 also turns round; After main reduction gear 3 stopped, diff 6 also stopped.
First clutch 31 is connected with main reduction gear 3, is called locking first clutch 31, and first clutch 31 separates with main reduction gear 3, is called and opens first clutch 31; In like manner, second clutch 32 is connected with main reduction gear 3, is called locking second clutch 32, and second clutch 32 separates with main reduction gear 3, is called and opens second clutch 32.
Specifically, the first external toothing 11 links to each other with first clutch 31 with hydraulic efficiency pressure system by electromagnetic valve, and electromagnetic valve and hydraulic efficiency pressure system be by control the opening or locking of first clutch 31, controls separating or being connected of the first external toothing 11 and main reduction gear 3.Electromagnetic valve and HYDRAULIC CONTROL SYSTEM first clutch 31 are opened, and this moment, first clutch 31 separated with main reduction gear 3, and the first external toothing 11 rotates the transmission that produces and can't be delivered to main reduction gear 3; Electromagnetic valve and HYDRAULIC CONTROL SYSTEM first clutch 31 lockings, first clutch 31 is connected with main reduction gear 3, and the first external toothing 11 rotates the transmission that produces and can be delivered to main reduction gear 3.
In like manner, the second external toothing 21 links to each other with second clutch 32 with hydraulic efficiency pressure system by electromagnetic valve, and electromagnetic valve and hydraulic efficiency pressure system be by control the opening or locking of second clutch 32, controls separating or being connected of the second external toothing 21 and main reduction gear 3.Specifically, electromagnetic valve and HYDRAULIC CONTROL SYSTEM second clutch 32 are opened, and this moment, second clutch 32 separated with main reduction gear 3, and the second external toothing 21 rotates the transmission that produces and can't be delivered to main reduction gear 3; Electromagnetic valve and HYDRAULIC CONTROL SYSTEM second clutch 32 lockings, second clutch 32 is connected with main reduction gear 3, and the second external toothing 21 rotates the transmission that produces and can be delivered to main reduction gear 3.
The first external toothing 11 and the second external toothing 21 have played the effect of output shaft (not shown) in technical scheme of the present invention, the rotation of the first external toothing 11 and the second external toothing 21 is equivalent to the rotation of output shaft.
When Parking, described electromagnetic valve separates (state of first clutch 31 for opening) with main reduction gear 3 with HYDRAULIC CONTROL SYSTEM first clutch 31, described electromagnetic valve separates (state of second clutch 32 for opening) with main reduction gear 3 with HYDRAULIC CONTROL SYSTEM second clutch 32, rotate the first external toothing 11 and the second external toothing 21, locking the second motor 2 is by the first motor 1 start the engine 5 that turns round.Because first clutch 31 separates with main reduction gear 3, second clutch 32 separates with main reduction gear 3, and therefore the first external toothing 11 and the second external toothing 21 also are the state that separates respectively with between the main reduction gear 3.(because power-transfer clutch in opened condition, so external toothing is with the separated attitude of main reduction gear) can't be delivered to transmission main reduction gear 3 when the first external toothing 11 and 21 rotation of the second external toothing.
Second brake 43 lockings the second motor 2, its rotating speed are zero, and the rotating speed of described the first external toothing 11 and the second external toothing 21 is non-vanishing, and the rotating speed that is equivalent to output shaft is non-vanishing, and the first motor 1 is as long as lower rotating speed just can start the engine 5.The requirement that this has reduced by 5 pairs of motors of driving engine (abbreviation of the first motor and the second motor) performances has reduced productive costs.
After driving engine 5 started, the first motor 1 can also be battery charge.This balance the Power supply of automotive interior, improved the work efficiency of car load.
The bimodulus hybrid transmissions can be divided into different mode of operations according to different energy supplies: by the electric-only mode of motor energy supply and the hybrid mode of driving engine 5 and the common energy supply of motor.Concretely, electric-only mode comprises following three kinds of situations: by the first motor 1 and 2 energy supplies of the second motor, perhaps by 1 energy supply of the first motor, perhaps by 2 energy supplies of the second motor; Hybrid mode comprises following three kinds of situations: by driving engine 5 and the first motor 1 and 2 energy supplies of the second motor, perhaps by driving engine 5 and 1 energy supply of the first motor, perhaps by driving engine 5 and 2 energy supplies of the second motor.
Generally speaking, because under the electric-only mode, the finite energy that motor provides, so under the electric-only mode, automobile generally is in the pattern of low cruise; Opposite, the energy that hybrid mode provides is relatively large, so under the hybrid mode, automobile can be in the pattern of high-speed cruising, also can be in the pattern of low cruise.
In the application of reality, the first drg 41 kills engine 5 by pinion carrier 10, only starter motor (can be by motor 1 independent energy supply, perhaps motor 2 independent energy supplies, perhaps both common energy supplies) energy supply, the bimodulus hybrid transmissions enters electric-only mode; If start the engine 5, and starter motor, so that the common energy supply of driving engine 5 and motor, the bimodulus hybrid transmissions enters hybrid mode.
As shown in Figure 1, described bimodulus hybrid transmissions also comprises, torsional vibration damper 50, one sides are connected with driving engine 5, and a side is connected with pinion carrier 10.Torsional vibration damper 50 can further improve the driving efficiency of whole automobile, strengthens the experience of driving of automobile.
The present invention also provides a kind of hybrid power transmission system, and Fig. 2 is a kind of embodiment of hybrid power transmission system provided by the invention, comprising:
Bimodulus hybrid transmissions shown in Figure 1;
Also comprise:
The automobile main line 100 of signal transmission and engine management system 200, engine management system 200 1 sides are connected with driving engine 5, and a side is connected with automobile main line 100;
Battery management system 300, battery management system 300 is connected with automobile main line 100;
Adaptor union 500, with the first motor 1 be connected motor 2 and be connected;
Control unit for vehicle 700 is connected with automobile main line 100;
Electric machine controller 600, one sides are connected with adaptor union 500, and a side is connected with automobile main line 100.
Wherein storage battery 400 links to each other with battery management system 300, and the first motor 1 and the second motor 2 are by battery management system 300, and adaptor union 500, electric machine controller 600 and automobile main line 100 are storage battery 400 chargings.
Automobile is except main transmission system, function system, and remaining electric machine controller, the structures such as control unit for vehicle have consisted of the ancillary system of automobile, and the existence of ancillary system further provides help for the driver controls automobile.
Wherein automobile main line 100 is the integrated of signal control line in the whole automotive system, is responsible for the transmission of signal in the whole automotive system.
Engine management system 200 1 sides are connected with driving engine 5, one side is connected with automobile main line 100, engine management system 200 sends the signals such as ignition signal, fuel injection signal to driving engine 5, driving engine 5 passes to engine management system 200 with the parameter of rotating speed, passes to electric machine controller 600 by automobile main line 100.
The electric weight situation that battery management system 300 is responsible for storage battery 400 (being also referred to as storage battery) passes to electric machine controller 600 by automobile main line 100.
Adaptor union 500 and the first motor 1 be connected motor 2 and be connected, be responsible for the operating condition of the first motor 1 and the second motor 2 is fed back most electric machine controller 600.
Control unit for vehicle 700 is connected with automobile main line 100, is responsible for the signal with pedal signal, gear signal and vehicle speed signal, is passed to electric machine controller 600 by automobile main line 100.
After electric machine controller 600 obtains above-mentioned signal or parameter, plan as a whole to process, and the feedback processing result, the operation of Total tune scheduling automobile.
Technical scheme of the present invention mainly has following beneficial effect:
Described the first external toothing and the second external toothing play the effect of output shaft, more easily control the rotating speed of described the first external toothing and the second external toothing by described pinion carrier.When Parking, described the first external toothing is controlled described first clutch and is separated with described main reduction gear, described the second external toothing is controlled described second clutch and is separated with described main reduction gear, and described the second motor of locking, by the described driving engine of described the first electric motor starting that turns round.This moment, the rotating speed of described the second motor was zero, and the rotating speed of described the first external toothing and the second external toothing is non-vanishing, and the rotating speed that is equivalent to output shaft is non-vanishing, and described the first motor is as long as lower rotating speed just can start the engine.This has reduced the requirement of driving engine to motor performance, has reduced productive costs.
Although the present invention with preferred embodiment openly as above; but it is not to limit the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can utilize method and the technology contents of above-mentioned announcement that technical solution of the present invention is made possible change and modification; therefore; every content that does not break away from technical solution of the present invention; to any simple modification, equivalent variations and modification that above embodiment does, all belong to the protection domain of technical solution of the present invention according to technical spirit of the present invention.

Claims (9)

1. a bimodulus hybrid transmissions is characterized in that, comprising:
Pinion carrier;
Double planet wheel rows of mixing comprises the first planet row and the second planet row, and described the first planet package is drawn together the first external toothing, the first sun wheel and is connected and described the first external toothing and the first row star-wheel of being connected the engagement of the first sun wheel and being connected with described pinion carrier; Described the second planet row comprises the second external toothing, the second sun wheel and is connected and described the second external toothing and second satellite gear of being connected the engagement of the second sun wheel and being connected with described pinion carrier; Described the first row star-wheel and the engagement of described the second satellite gear also share described pinion carrier;
First clutch is connected with described the first external toothing;
Second clutch is connected with described the second external toothing;
Second brake is connected with described the second sun wheel;
The first motor and the second motor are installed in a side of described double planet wheel rows of mixing, and described the first motor is connected with described the first sun wheel, and described the second motor is connected with described the second sun wheel;
Driving engine is installed in the opposite side of described double planet wheel rows of mixing, is connected with described pinion carrier.
2. bimodulus hybrid transmissions as claimed in claim 1 is characterized in that, also comprises:
The first drg is connected with described pinion carrier;
Storage battery links to each other with the second motor with described the first motor;
Electromagnetic valve and hydraulic efficiency pressure system are controlled the locking of described first clutch or are opened, and control the locking of described second clutch or open;
Main reduction gear, described electromagnetic valve and the hydraulic efficiency pressure system locking by controlling described first clutch with open, controlling described the first external toothing is connected or separates with described main reduction gear, described electromagnetic valve and the hydraulic efficiency pressure system locking by controlling described second clutch with open, control described the second external toothing and be connected or separate with described main reduction gear.
3. bimodulus hybrid transmissions as claimed in claim 2; it is characterized in that; when Parking; described electromagnetic valve separates with described main reduction gear with described the first external toothing of HYDRAULIC CONTROL SYSTEM; described electromagnetic valve separates with described main reduction gear with described the second external toothing of HYDRAULIC CONTROL SYSTEM; described the second motor of described second brake locking is by the described driving engine of described the first electric motor starting that turns round.
4. bimodulus hybrid transmissions as claimed in claim 3 is characterized in that, behind the described engine starting, described the first motor is described battery charge.
5. bimodulus hybrid transmissions as claimed in claim 2 is characterized in that, the mode of operation of described bimodulus hybrid transmissions comprises electric-only mode and hybrid mode; Under described electric-only mode, by described the first motor energy supply, perhaps by described the second motor energy supply, perhaps by described the first motor and the second motor energy supply; Under described hybrid mode, by described driving engine and described the first motor energy supply, perhaps by described driving engine and described the second motor energy supply, perhaps by described driving engine, described the first motor and described the second motor energy supply.
6. bimodulus hybrid transmissions as claimed in claim 5 is characterized in that, under described electric-only mode, the described pinion carrier of described the first drg locking is so that described engine stop.
7. bimodulus hybrid transmissions as claimed in claim 1 or 2 is characterized in that, also comprise, and torsional vibration damper, a side is connected with described driving engine, and a side is connected with described pinion carrier.
8. hybrid power transmission system that comprises each described bimodulus hybrid transmissions of claim 1-7.
9. hybrid power transmission system as claimed in claim 8 is characterized in that, also comprises:
Automobile main line and the engine management system of signal transmission, described engine management system one side is connected with described driving engine, and a side is connected with described automobile main line;
Battery management system, described battery management system is connected with described automobile main line;
Adaptor union, with described the first motor be connected the second motor and be connected;
Control unit for vehicle is connected with described automobile main line;
Electric machine controller, a side is connected with described adaptor union, and a side is connected with described automobile main line.
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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN105082996A (en) * 2015-08-06 2015-11-25 福建万润新能源科技有限公司 Dual-motor and dual-mode coupling power device and control method
CN108556836A (en) * 2018-05-30 2018-09-21 科力远混合动力技术有限公司 The control method of power dividing hybrid vehicle brake auxiliary starter engine
CN108725427A (en) * 2018-05-30 2018-11-02 科力远混合动力技术有限公司 The control method that no-clutch hybrid vehicle brake assisted engine is shut down
CN109080443A (en) * 2018-08-17 2018-12-25 奇瑞汽车股份有限公司 Hybrid power system and control method

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