WO2015169293A1 - Chaîne cinématique pour véhicule et véhicule équipée de la chaîne cinématique - Google Patents

Chaîne cinématique pour véhicule et véhicule équipée de la chaîne cinématique Download PDF

Info

Publication number
WO2015169293A1
WO2015169293A1 PCT/DE2015/200017 DE2015200017W WO2015169293A1 WO 2015169293 A1 WO2015169293 A1 WO 2015169293A1 DE 2015200017 W DE2015200017 W DE 2015200017W WO 2015169293 A1 WO2015169293 A1 WO 2015169293A1
Authority
WO
WIPO (PCT)
Prior art keywords
gear
input shaft
coupled
section
planetary
Prior art date
Application number
PCT/DE2015/200017
Other languages
German (de)
English (en)
Inventor
Felix KALT
Andreas Kinigadner
Thomas Mehlis
Original Assignee
Schaeffler Technologies AG & Co. KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies AG & Co. KG filed Critical Schaeffler Technologies AG & Co. KG
Publication of WO2015169293A1 publication Critical patent/WO2015169293A1/fr

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/38—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches
    • B60K6/387—Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
    • 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
    • B60K2006/4816—Electric machine connected or connectable to gearbox internal shaft
    • 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
    • B60K2006/4833—Step up or reduction gearing driving generator, e.g. to operate generator in most efficient speed range
    • 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

Definitions

  • the invention relates to a drive train for a vehicle having a first drive train section, wherein the first drive train section can be coupled or coupled to at least one electric motor, with a second drive train section, wherein the second drive train section can be coupled or coupled to at least one internal combustion engine, with an output shaft having at least one Output interface for coupling to an output, wherein the first drive train section is selectively operatively connected or operatively connected to the output shaft via a first gear stage, so that the drive torque of the at least one electric motor can be fed via a first torque path in the output shaft, wherein the second drive train section the output shaft is selectively operatively connected or operatively connected via at least one second gear stage, so that the drive torque of the at least one internal combustion engine via a second Momentenwe g can be passed into the output shaft.
  • the invention also relates to a vehicle with the drive train.
  • Hybrid vehicles use an internal combustion engine and at least one electric motor for driving alternatively or in combination.
  • the coupling of the drive torque of the internal combustion engine and the electric motor must be designed so that these two types of engine as appropriate alternative or be used in addition.
  • the document describes a powertrain of a hybrid vehicle and a method for controlling the powertrain.
  • the drive train has an internal combustion engine and an electric motor, which can be put into operative connection with one another and also with a downstream transmission via two separating clutches.
  • the invention has for its object to propose a drive concept for a vehicle, the motors used can be used to drive the vehicle situation appropriate. This object is achieved by a drive train with the features of claim 1 and by a vehicle having the features of claim 10. Preferred or advantageous embodiments of the invention will become apparent from the subclaims, the following description and the accompanying figures.
  • a drive train is proposed in the context of the invention, which is suitable and / or designed for a vehicle.
  • the drive train is designed to provide a main drive torque for the vehicle to drive this, for example, in regular road traffic, ie in particular at speeds greater than 50 km / h, in particular greater than 100 km / h.
  • the drive train for the vehicle comprises a first drive train section, wherein the first drive train section can be coupled or coupled to at least one, preferably exactly one internal combustion engine.
  • the powertrain also includes a second drivetrain cut, which is coupled or coupled with at least one, preferably exactly one electric motor.
  • the drive train has an output shaft, which comprises at least one output interface for coupling to an output.
  • the second drive train section can be selectively operatively connected or operatively connected to the output shaft via at least or exactly one first gear stage.
  • the first gear stage is designed as a spur gear stage.
  • the first gear stage preferably sets a gear ratio with an amount i not equal to 1.
  • the amount i is also referred to below as "abs (i)”.
  • the operator "unequal” is also referred to below as " ⁇ >”.
  • ⁇ 1 yields the equation abs (i) ⁇ > 1.
  • the gear ratio i is defined as the ratio of input speed and output speed of a transmission, a transmission section or in particular the gear stage.
  • a drive torque of the at least one electric motor can be conducted via a first torque path into the output shaft.
  • the second drive train section is selectively operatively connected or operatively connected to the same output shaft via at least or exactly one second gear stage.
  • the second gear stage is designed as a spur gear stage. This preferably has a translation ratio with abs (i) ⁇ > 1.
  • the drive torque of the internal combustion engine can be passed through a second torque path in the output shaft.
  • the output shaft has at least one output interface for coupling to an output.
  • the output shaft with a differential device, which as a longitudinal differential device and / or is designed as a transverse differential device, be operatively connected.
  • the driveline driveline torque is directed to the driven wheels of the vehicle.
  • the drive train has an intermediate gear, which selectively couples the first and the second drive train section.
  • the first and the second drive train section can be set by the intermediate gear in a coupled state, wherein the first and second drive train section have a transmission ratio i with abs (i) ⁇ > 1.
  • selectively operatively connectable means that the gear stage or the intermediate gear unit forms a, in particular form-locking, operative connection as a function of a predefinable state, in particular switching state, of the gear stage or of the intermediate gear unit, or realizes decoupling, in particular rotational decoupling.
  • active connection is understood in particular a transmission connection, which serves for the transmission and optionally in addition to the translation of drive torques or other torques.
  • the first and the second drive train section can be connected to one another in an operatively operable manner by the intermediate transmission, so that the drive torque of the electric motor can also be transmitted via the first gear stage via the second gear stage and / or the drive torque of the internal combustion engine Output shaft can be transmitted.
  • a superimposed torque of the electric motor and internal combustion engine can be transmitted to the output shaft optionally via the first gear stage or the second gear stage.
  • the Intermediate gear is achieved that the angular velocities of the two driveline sections, which are caused by the different engine types, can be matched to each other. In this way, both motors can be operated in the operating points that apply to them.
  • the internal combustion engine and the electric motor can output the drive torque to the output shaft as required.
  • the first drive train section is designed as a first input shaft section and the second drive train section as a second input shaft section.
  • the first and second input shaft sections are arranged coaxially with each other.
  • the intermediate gear is formed as a planetary gear portion.
  • the planetary gear portion is formed as a Stirnradplanetengetriebeabêt, wherein the wheels are formed in the planetary gear portion as a circumferentially toothed on the front side spur gears.
  • the first and the second input shaft section are oriented coaxially with one another and / or parallel to the output shaft.
  • the use of a Planetengetrie- portion is particularly advantageous in this structural design, since the individual shafts of the planetary gear portion are also aligned coaxially with the input shaft sections, so that a total of a compact design can be realized.
  • the planetary gear section comprises a sun gear, a planet carrier with planet and a ring gear with internal teeth.
  • the planets are rotatably arranged on a pitch circle on the planet carrier and mesh with both the sun gear and the ring gear. It is structurally provided that one of the input shaft sections with the sun gear and the other of the input shaft sections with the planet carrier are coupled in particular rotationally fixed.
  • the planetary gear section has a planetary switching device, which switches the planetary gear section in different states.
  • These different states include the coupled state as previously described, wherein the first and second input shaft sections are operatively connected to a gear ratio having an abs (i) ⁇ > 1.
  • the first and second driveline portions are rotationally coupled to each other, in particular, the first input shaft portion and the second input shaft portion can rotate independently of each other.
  • At least one further state can preferably be realized by the planetary switching device.
  • the planetary switching device has a coupling device, wherein the coupling device selectively couples the ring gear to a surrounding structure, in particular a frame.
  • the coupling device is particularly preferably designed as a friction clutch, so that the coupling device makes it possible, when starting the vehicle, first a grinding and / or rubbing contact and only then to enter frictional engagement.
  • the coupling device it can be achieved, for example, that the drive torque of the internal combustion engine can be forwarded from the second drive train section via the planetary gear section to the first drive train section and from there can be transmitted to the output shaft via the first gear stage, wherein the clutch device Starting the vehicle can be implemented from a standstill.
  • the drive train has at least one first and one second coupling device, which in each case enables a selective coupling or decoupling of the gear stages.
  • the first gear stage on a first idler gear which is rotatably arranged on the output shaft.
  • the coupling device makes it possible to selectively connect or release the first idler gear to the output shaft.
  • the second gear stage has a second idler gear on the second input shaft section, wherein the second coupling device is designed for selectively connecting the second idler gear to the second input shaft section.
  • the drive train has a control device, which is designed to actuate the coupling devices and the planetary switching device, in particular comprising the coupling device.
  • the control device thus makes it possible to switch the drive train to different operating states.
  • the coupling devices are each in the form of a positive locking Ge coupling devices formed which implement a positive connection between the idler gear and the first input shaft section or the output shaft.
  • synchronizing devices can be provided which simplify the activation and deactivation of the coupling devices.
  • the coupling device is the only friction clutch device in the drive train, so that a start of the vehicle is only by the electric motor, which can apply drive torque from standstill, or via the internal combustion engine, which is then coupled via the clutch device schleifend enabled.
  • the second input shaft portion rotatably connected to the sun gear and the first input shaft portion rotatably connected to the planet carrier.
  • the planetary switching device is realized so that in the coupled state, the ring gear with a surrounding construction, in particular positively, rotationally coupled in the neutral state, the ring gear from the surrounding construction decoupled so that it can rotate freely and in the other state with the first input shaft section the ring gear, in particular positively, rotatably coupled.
  • an acceleration gear in particular as a first internal combustion engine gear, implemented, the vehicle from a low speed, for example, less than 10 km / h, with the drive torque of the engine can further accelerate.
  • a neutral gear in particular as a first electromotive gear, implemented, wherein the first and the second drive shaft portion are coupled from one another Drehton.
  • a driving gear in particular as a second internal combustion engine gear, implemented, wherein the first input shaft portion and the second input shaft portion rotatably connected to each other and the driving torque of the internal combustion engine is transmitted via the first gear stage to the output shaft.
  • the second input shaft portion rotatably connected to the sun gear and the first input shaft portion rotatably connected to the planet carrier.
  • the planetary gear section on the coupling device.
  • the planetary gearshift device In the coupled state, particularly as a first internal combustion engine gear, the planetary gearshift device is opened and the clutch device is closed, so that a drive torque from the engine via the planetary gear section with a transmission ratio of abs (i) ⁇ > 1 on the first input shaft section and from there via the first gear stage can be transmitted to the output shaft.
  • the internal combustion engine accelerates the vehicle out of the state.
  • the planetary switching device also forms the second coupling device.
  • the planetary switching device may have a shift sleeve which rotatably couples the second input shaft section to the second idler gear or alternatively rotatably couples the second input shaft section to the planet carrier.
  • the coupling device and the planetary switching device are independently operable.
  • the planetary switching device may, for example, have a first and a second shift sleeve.
  • One of the shift sleeves can couple the second input shaft section with the second idler gear, thereby implementing the second coupling device.
  • the other shift sleeve can, however, the second input shaft offset Coupling cut with the planet carrier, so that the coupled state and the neutral state can be implemented.
  • Figure 1 is a schematic representation of a vehicle with a drive train as a first embodiment of the invention
  • FIG. 2 shows a transmission characteristic field of the drive train in FIG. 1;
  • FIGS. 3 a - f show different states of the drive train in FIG. 1;
  • Figure 4 is a schematic representation of a vehicle with a drive train as a second embodiment of the invention;
  • FIG. 5 shows a transmission characteristic field of the drive train in FIG. 4
  • FIGS. 6a-e show different states of the drive train in FIG. 4;
  • FIG. 7 is a schematic diagram of a vehicle having a power train as a third embodiment of the invention.
  • FIG. 8 shows a transmission characteristic field of the drive train to the third embodiment;
  • FIG. 9a-f different switching states of the drive train in FIG. 7.
  • the Vehicle 1 shows a schematic representation of a vehicle 1 with a drive train 2 as a first embodiment of the invention.
  • the Vehicle 1 is designed as a passenger car, truck, bus or the like.
  • the vehicle 1 has at least two driven wheels 3, wherein only a single wheel 3 is shown.
  • the drive train 2 serves to transmit a drive torque to the driven wheels 3.
  • the drive train 2 comprises an internal combustion engine 4 and an electric motor 5. Both motors 4, 5 are designed to generate individually or jointly a drive torque for driving the vehicle 1 for the wheels 3.
  • the electric motor 5 is coupled via a first drive train section 6.
  • the first drive train section 6 has a first input shaft section 7 and a first gear step 8 configured as a spur gear step.
  • the first gear stage 8 comprises a first fixed wheel 9, which is arranged rotationally fixed on the first input shaft section 7 and a first idler gear 10, which is rotatably positioned on an output shaft 1 1, which is arranged offset parallel to the first input shaft section 7.
  • the electric motor 5 is connected via a motor shaft 12 with a coupling wheel 13, which meshes with the first fixed gear 9, so that a driving torque can be introduced from the electric motor 5 in the first gear 8 and transmitted to the output shaft 1 1.
  • the internal combustion engine 4 is coupled to a second drive train section 16 via a motor damper unit and torque transmission unit 15, so that the drive torque of the internal combustion engine 4 can be introduced into the drive train 2.
  • the second drive train section 16 has a second input shaft section 17, which is coupled to the engine 4 via the engine damper unit and torque transmission unit 15.
  • the second drive train section 16, in particular the second input shaft section 17, is via a second gear stage 18, designed as a spur gear stage, with the output shaft 1 1 selectively coupled.
  • the second gear 18 has a second idler gear 19 which is rotatably mounted on the second input shaft portion 17 and a second fixed wheel 20 which is rotatably connected to the output shaft 1 1.
  • the first idler gear 10 is selectively rotatably connected via a first coupling device K1 with the output shaft 1 1 rotatable or set to rotate.
  • the coupling device K1 is designed as a form-fitting coupling device, wherein in the coupled state, the first idler gear 10 is positively connected in the direction of rotation with the output shaft 1 1.
  • the second idler gear 19 can be selectively coupled to the second input shaft section 17 via a second coupling device K2.
  • the second coupling device K2 the second idler gear 19 selectively be rotatably coupled to the second input shaft portion 17 or set dreugenkoppelt.
  • the coupling device K2 is designed as a form-fitting coupling device, wherein in the coupled state the second idler gear 19 is positively connected in the direction of rotation with the second input shaft section 17.
  • At least two torque paths can be formed, with a first torque path leading from the electric motor 5 via the first gear stage 8 to an output interface 21.
  • a differential device 22 is coupled to the output section 21, which distributes the drive torque to the wheels 3.
  • a second torque path is given starting from the internal combustion engine 4 via the second transmission stage 18, output shaft 1 1 and then output interface 21.
  • a planetary gear portion 23 is arranged, which can take over a planetary switching device 24 different states. More specifically, the planetary gear portion 23, formed as a Stirnradplanetengetriebe, a sun gear 25 which is rotatably coupled to the second input shaft portion 17. Furthermore, the planetary gear section 23 has a planet carrier 26 with planets 27 arranged thereon, the planet carrier 26 being coupled in a rotationally fixed manner to the first input shaft section 7. As a third shaft, the planetary gear section 23 comprises a ring gear 28, which has an internal toothing. The planetary gears 27 mesh on the one hand with the sun gear 25 and the other with the ring gear 28.
  • the planetary gear 24 may be implemented, for example, by a sliding in an axial direction shift sleeve 29, wherein the planetary switching device 24 by the axial displacement of the shift sleeve 29 or another, corresponding switching element three switching states I, II, III can take.
  • the ring gear 27 is rotatably set with a surrounding structure 30 so that it is stationary.
  • a translation from the second input shaft section 17 into the first input shaft section 7 occurs.
  • a higher rotational speed of the second input shaft section 17 is converted to a lower rotational speed of the first input shaft section 7 (abs (i) ⁇ > 1).
  • the shift sleeve 29 is in a neutral position, wherein the first input shaft section 7 and the second input shaft section 17 are rotationally coupled to each other.
  • the drive train 2 also has a control device S, which is designed to control the planetary switching device 24 and the first coupling device K1 and the second coupling device K2.
  • the switching states shown in FIGS. 3a-f can be set (among other things), which are explained on the basis of a transmission characteristic field in FIG.
  • FIG. 2 shows a transmission characteristic field, with a rotational speed of the electric motor being plotted on the left Y axis and a rotational speed of the internal combustion engine being plotted on the right Y axis.
  • a travel speed of the vehicle 1 is shown on the X axis.
  • FIG. 3a shows a first internal combustion engine gear, the planetary gear shifting device 24 being in the state I and therefore in the coupled state, the coupling device K1 closed and the coupling device K2 open.
  • the torque path passes through the first gear stage 8.
  • the vehicle 1 can be accelerated starting from a certain ground speed and thus serves as a continuation of a starting gear.
  • an internal combustion engine starting, starting from standstill is not possible.
  • the surrounding structure 30 may be connected via a coupling device, such as that shown in FIG. sign 31 is coupled, so that a purely Verbrennungsennungsmo- toharis start is possible from standstill.
  • FIG. 3b a second internal combustion engine gear is shown, wherein the planetary switching device 24 in the state III. is switched, the coupling device K1 closed and the coupling device K2 is open.
  • the torque path passes through the first gear stage 8.
  • abs (i) 1.
  • FIG. 3c shows a third internal combustion engine gear, wherein the second coupling device K2 is closed and the first coupling device K1 is open.
  • the planetary switching device 24 is for example in the state II and / or in a neutral state.
  • the torque path passes through the second gear 18.
  • FIG. 3d shows a first electromotive gear, wherein the first coupling device K1 is closed and, optionally or additionally, the planetary gearshift device 24 is opened in state II or the second coupling device K2. The torque path passes through the first gear 8.
  • FIG. 3e shows a second electromotive gear, wherein the first coupling device K1 is open, the planetary gearshift device 24 in the state III. is and the second coupling device K2 is closed.
  • the torque path passes through the second gear stage 18.
  • abs (i) 1.
  • FIG. 3f shows a third electromotive gear, wherein the first coupling device K1 is opened, the planetary gearshift device 24 is in the state I. (coupled state) and the second coupling device K2 is closed. The torque path passes through the second gear 18.
  • hybrid states are possible, with both the electric motor and the combustion engine driving at the same time. These hybrid states arise in particular in the second internal combustion engine gear with the first electric motor gear (3b + 3d) and in the third internal combustion engine gear with the second electric gear (3c + 3e).
  • the planetary switching device 24 again has a shift sleeve 29, which can assume a shift position I, II and III.
  • the coupling device 31 acts like the coupling device K2 and rotatably sets the second input shaft portion 17 with the second idler gear 19.
  • the shift sleeve 29 is in a neutral state.
  • the sun gear 25 and the planet carrier 26 rotatably coupled together.
  • the coupling device 31 is disposed between the surrounding structure 30 and the ring gear 28 and formed as a friction clutch. Depending on the activation of the coupling device 31, ring gear 28 and surrounding structure 30 are uncoupled, frictionally or frictionally connected to one another.
  • FIGS. 6a-c show three combustion engine switching states and in FIGS. 6d, e two electromotive switching states of the drive train 2 in FIG.
  • the momentum path is visualized as an arrow.
  • a first internal combustion engine gear is shown as a starting gear.
  • the planetary switching device 24 is in the state II.
  • the first idler gear 10 is rotatably connected to the output shaft 1 1 by the first coupling device K1.
  • the torque path passes through the first gear stage 8.
  • abs (i) ⁇ > 1 for the gear ratio of the planetary gear portion 23, abs (i) ⁇ > 1.
  • the drive torque of the internal combustion engine 4 can be rubbed onto the output interface 21, so that starting from standstill with internal combustion engine drive torque is possible, as can be seen from the transmission characteristic field in FIG.
  • FIG. 6 c shows a third internal combustion engine gear, wherein the planetary gearshifting device 24 is switched to the state I, so that the second idler gear 19 is connected in a rotationally fixed manner to the second input shaft section 17.
  • the first coupling device K1 is e.g. open.
  • the torque path passes through the second gear stage 18.
  • FIG. 6d shows a first electromotive gear, wherein the first coupling device K1 is closed and optionally the clutch device 31 is opened so that the first input shaft section 7 is rotationally coupled from the second input shaft section 17.
  • the torque path passes through the first gear 8.
  • FIG. 6e shows a second electromotive gear, wherein the clutch device 31 is closed and the planetary gearshift device 24 is in the state I, so that the driving torque of the electric motor 5 is passed through the second gear 20.
  • FIG. 7 shows, in the same representation as FIGS. 1 and 4, a third exemplary embodiment of the vehicle 1 with drive train 2.
  • the planetary switching device 24 now has two shift sleeves 29a, b, which can be moved independently of one another. Thus, it is possible that in a switching state I.
  • both shift sleeves 29a, b are in a neutral position, the shift sleeve 29a rotatably connects the second input shaft portion 17 rotatably connected to the second idler gear 19 in a shift position II, whereas the second shift sleeve 29b in the neutral position remains.
  • a state III in contrast, the shift sleeve 29a is again in the neutral state and the shift sleeve 29b sets the second input shaft portion 17 against rotation with the planet carrier 26.
  • a switching state IV sets the first shift sleeve 29a the second input shaft portion 17 rotatably with the second idler gear 19 and the second shift sleeve 29b connects the second input shaft portion 17 with the planet carrier 26th
  • FIGS. 9a-f a total of six switching states of the drive train 2 are shown.
  • the transmission characteristic field in FIG. 8 the transmission characteristics for the switching states are shown.
  • a first internal combustion engine gear as shown in FIG. 9a, the planetary gearshift device 24 is in state I and the clutch device 31 is rubbing or frictionally engaged, so that a combustion-engine start-up from standstill is possible.
  • the torque path passes through the first gear stage 8.
  • the gear ratio of the planetary gear portion 23 is abs (i) ⁇ > 1.
  • the planetary gearshift device 24 is in the switching state III., So that the second input shaft section 17 is coupled in a rotationally fixed manner to the planet carrier 26.
  • the coupling device 31 is in frictional engagement.
  • the torque path passes through the first gear stage 8.
  • the planetary gearshift device 24 is in the state I., wherein the second input shaft section 17 is non-rotatably coupled to the second idler gear 19 and the drive torque is transmitted to the output shaft 11 via the second gear stage 18.
  • FIG. 9d shows the state in the case of a first electromotive gear, the first coupling device K1 being closed and the planetary gearshift device 24 being open in the neutral state I. and the coupling device 31.
  • the torque path passes through the first gear stage 8.
  • FIG. 9e shows a second electromotive gear, wherein the planetary gear shifting device 24 is in the state IV., The clutch device 31 is open and, moreover, the first coupling device K1 is also open.
  • the torque path passes through the second gear stage 18.
  • FIG. 9f shows a third electromotive gear, wherein the planetary gearshift device 24 is in the state IV. tion 31 and the first coupling K1 are open. The torque path passes through the second gear stage 18.
  • the gear ratio of the planetary gear portion 23 is abs (i) ⁇ > 1.
  • the electric motor 5 and the engine 4 can be operated together when the powertrain 2 activates the second engine speed and the first electric motor speed (9b + 9d) or the third engine speed and the second electric motor speed (9c + 9e) Has.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Arrangement Of Transmissions (AREA)

Abstract

L'invention concerne une chaîne cinématique (2) destinée à un véhicule (1), comprenant une première section de chaîne cinématique (6), la première section de chaîne cinématique (6) étant accouplée ou pouvant être accouplée à au moins un moteur électrique (5), une seconde section de chaîne cinématique (16), la seconde section de chaîne cinématique (16) étant accouplée ou pouvant être accouplée à au moins un moteur à combustion interne (4), un arbre de sortie (11) comportant au moins une interface de sortie (21) servant à l'accouplement à un entraînement (22), la première section de chaîne cinématique (6) étant fonctionnellement reliée ou pouvant être fonctionnellement reliée de manière sélective à l'arbre de sortie (11) par le biais d'un premier étage d'engrenages (8) de sorte que le couple d'entraînement de l'au moins un moteur électrique (5) peut être transmis à l'arbre de sortie (11) par le biais d'un premier chemin de couple, la seconde section de chaîne cinématique (16) étant fonctionnellement reliée ou pouvant être fonctionnellement reliée à l'arbre de sortie (11) par le biais d'au moins un second étage d'engrenages (18) de sorte que le couple d'entraînement de l'au moins un moteur à combustion interne (4) peut être transmis à l'arbre de sortie (11) par le biais d'un second chemin de couple, et un engrenage intermédiaire (23) servant à l'accouplement sélectif des première et seconde sections de chaîne cinématique (6, 16), les première et seconde sections de chaîne cinématique (6, 16) pouvant être accouplées par le biais de l'engrenage intermédiaire (23) dans un état accouplé avec un rapport d'engrenage i, la valeur i étant différente de 1.
PCT/DE2015/200017 2014-05-08 2015-01-22 Chaîne cinématique pour véhicule et véhicule équipée de la chaîne cinématique WO2015169293A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014208602.7 2014-05-08
DE102014208602.7A DE102014208602A1 (de) 2014-05-08 2014-05-08 Antriebsstrang mit Planetengetriebeabschnitt sowie Fahrzeug mit dem Antriebsstrang

Publications (1)

Publication Number Publication Date
WO2015169293A1 true WO2015169293A1 (fr) 2015-11-12

Family

ID=52484307

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2015/200017 WO2015169293A1 (fr) 2014-05-08 2015-01-22 Chaîne cinématique pour véhicule et véhicule équipée de la chaîne cinématique

Country Status (2)

Country Link
DE (1) DE102014208602A1 (fr)
WO (1) WO2015169293A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111132866A (zh) * 2017-08-02 2020-05-08 罗伯特·博世有限公司 用于混合动力驱动系统的传动机构、混合动力驱动系统及运行混合动力驱动系统的方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016215268A1 (de) 2016-08-16 2018-02-22 Volkswagen Aktiengesellschaft Hybridantriebssystem für ein Transportmittel, insbesondere für ein Kraftfahrzeug
NL2018735B1 (en) * 2017-04-18 2018-10-29 Punch Powertrain Nv Transmission system for a vehicle
DE102017213344A1 (de) * 2017-08-02 2019-02-07 Robert Bosch Gmbh Getriebe für eine Hybridantriebsanordnung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10004812A1 (de) * 1999-02-05 2000-08-17 Hitachi Ltd Getriebe, Fahrzeug, Hybrid-Fahrzeug und Steuereinheit dafür
DE102004023673A1 (de) 2004-05-13 2005-12-01 Volkswagen Ag Verfahren zur Steuerung des Antriebsstranges eines Hybridfahrzeugs
DE102010010436A1 (de) * 2010-02-26 2011-09-01 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Hybridantriebsstrang eines Kraftfahrzeugs

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010043354A1 (de) * 2010-11-04 2012-05-10 Zf Friedrichshafen Ag Hybridgetriebe
DE102011089708B4 (de) * 2011-12-23 2023-11-02 Zf Friedrichshafen Ag Hybridantrieb eines Kraftfahrzeugs

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10004812A1 (de) * 1999-02-05 2000-08-17 Hitachi Ltd Getriebe, Fahrzeug, Hybrid-Fahrzeug und Steuereinheit dafür
DE102004023673A1 (de) 2004-05-13 2005-12-01 Volkswagen Ag Verfahren zur Steuerung des Antriebsstranges eines Hybridfahrzeugs
DE102010010436A1 (de) * 2010-02-26 2011-09-01 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Hybridantriebsstrang eines Kraftfahrzeugs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111132866A (zh) * 2017-08-02 2020-05-08 罗伯特·博世有限公司 用于混合动力驱动系统的传动机构、混合动力驱动系统及运行混合动力驱动系统的方法

Also Published As

Publication number Publication date
DE102014208602A1 (de) 2015-11-12

Similar Documents

Publication Publication Date Title
DE102013202381B4 (de) Antriebsvorrichtung für ein Fahrzeug sowie Fahrzeug mit der Antriebsvorrichtung
DE102015101042B4 (de) Elektrisch antreibbare Achse für ein Kraftfahrzeug
WO2014124639A2 (fr) Système de propulsion conçu pour un véhicule et véhicule équipé de ce système de propulsion
WO2015185042A1 (fr) Dispositif d'entraînement pour un véhicule
EP2914875A1 (fr) Boîte de vitesses à double embrayage
DE102018000183B4 (de) Getriebeeinrichtung für ein Kraftfahrzeug, insbesondere für einen Kraftwagen
DE102019131754B3 (de) Antriebsvorrichtung für ein Kraftfahrzeug
WO2015169293A1 (fr) Chaîne cinématique pour véhicule et véhicule équipée de la chaîne cinématique
DE102016221796B4 (de) Hybridgetriebe und Hybridantriebsstrang
WO2020193564A1 (fr) Unité d'entraînement conçue pour un véhicule et procédé pour faire fonctionner une unité d'entraînement conçue pour un véhicule
WO2020007675A1 (fr) Dispositif d'entraînement pour au moins un essieu à commande électrique d'un véhicule à moteur
WO2019141561A1 (fr) Boîte de vitesses pour véhicule automobile, chaîne cinématique de véhicule automobile et procédé permettant de les faire fonctionner
DE102012208161B4 (de) Getriebe, insbesondere automatisiertes Schaltgetriebe, sowie Verwendung einer Viergang-Schaltgruppe und Kraftfahrzeug
DE102013222724A1 (de) Antriebsstrang für ein Fahrzeug sowie Fahrzeug mit dem Antriebsstrang
WO2016162304A1 (fr) Chaîne cinématique pour un engin de travail agricole
EP2098432B2 (fr) Transmission pour un véhicule automobile doté de deux directions de circulation équivalentes
DE102020214521B4 (de) Hybrid-Getriebe für einen Kraftfahrzeugantriebsstrang
DE102019111738B3 (de) Planetengetriebe für ein Kraftfahrzeug
WO2017211339A1 (fr) Transmission hybride pour un véhicule, procédé ainsi que véhicule pourvu de transmission hybride
DE102018120276A1 (de) Getriebeeinheit
DE102013222725A1 (de) Antriebsstrang für ein Fahrzeug sowie Fahrzeug mit dem Antriebsstrang
DE102021205938B4 (de) Getriebe für einen Kraftfahrzeugantriebsstrang, Kraftfahrzeugantriebsstrang, umfassend ein solches Getriebe, sowie Verfahren zum Betreiben des Getriebes
DE102018200297B4 (de) Getriebe für ein Kraftfahrzeug
DE102018200296B4 (de) Getriebe für ein Kraftfahrzeug
DE102018200295B4 (de) Getriebe für ein Kraftfahrzeug

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15705182

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 15705182

Country of ref document: EP

Kind code of ref document: A1