WO2019075497A1 - Chaîne cinématique pour véhicule - Google Patents

Chaîne cinématique pour véhicule Download PDF

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Publication number
WO2019075497A1
WO2019075497A1 PCT/AT2018/060241 AT2018060241W WO2019075497A1 WO 2019075497 A1 WO2019075497 A1 WO 2019075497A1 AT 2018060241 W AT2018060241 W AT 2018060241W WO 2019075497 A1 WO2019075497 A1 WO 2019075497A1
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WO
WIPO (PCT)
Prior art keywords
planetary gear
intermediate shaft
gear
transmission
drive train
Prior art date
Application number
PCT/AT2018/060241
Other languages
German (de)
English (en)
Inventor
Juraj HRUBEC
Original Assignee
Avl Commercial Driveline & Tractor Engineering Gmbh
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 Avl Commercial Driveline & Tractor Engineering Gmbh filed Critical Avl Commercial Driveline & Tractor Engineering Gmbh
Publication of WO2019075497A1 publication Critical patent/WO2019075497A1/fr

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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
    • B60K6/44—Series-parallel type
    • B60K6/445—Differential gearing distribution 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
    • B60K6/22—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
    • B60K6/40—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 assembly or relative disposition of components
    • 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
    • B60K6/38—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
    • B60K2006/381—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 characterized by driveline brakes
    • 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 hybrid transmission, in particular a dedicated hybrid transmission, with an input shaft drivable by a prime mover and an output shaft, the hybrid transmission having a first electric machine and a second electric machine, and a first planetary gear and a second planetary gear wherein the first planetary gear and the second planetary gear each have three gear elements - namely sun gear, planet carrier and ring gear -, wherein the input shaft is connected to a first element of the first planetary gear, the first electric machine via a first intermediate shaft with a second element of the first planetary gear and the second electric machine is connected via a second intermediate shaft with a first element of the second planetary gear, wherein a transmission element of the first planetary gear with a transmission element of the second s planetary gear is connected
  • Hybrid transmissions are gears with or understood for at least two drive sources, which are used alternatively or simultaneously.
  • a dedicated hybrid transmission DHT
  • DHT dedicated hybrid transmission
  • add-on hybrid transmissions are known which consist of a conventional transmission and are converted by addition or expansion by means of an additional drive source to hybrid transmissions. As a result, if this additional drive source is omitted, a complete functional exercise would be provided.
  • add-on hybrid transmission solutions are considerably heavier, more expensive and require more space compared to a dedicated hybrid transmission.
  • a dedicated hybrid transmission may have various modes of operation, for example, serial operating mode, parallel operating mode, power split CVT operating mode, pure electrical operating mode, pure combustion engine operating mode.
  • DHT transmissions can be dispensed with a separate starter for the internal combustion engine.
  • US 5,931,757 A discloses a powertrain for a vehicle having an electromechanical transmission with two modes of operation, which transmission comprises three planetary gears and two electric machines acting on two of the planetary gears.
  • An input shaft of the electromechanical transmission is connected to an internal combustion engine.
  • For switching a wet clutch and a wet brake is provided.
  • This compact solution also known as the Allison transmission, requires little electrical energy, in particular during operation above a vehicle speed of 25 km / h, the characteristic map having three purely mechanical operating points.
  • the electrical machines can thus be relatively small dimensions. Due to the complex construction of the transmission with the wet clutch switching elements, however, the transmission is relatively expensive and less suitable for use in vehicles in developing countries.
  • the CN 204 055 308 U discloses a hybrid transmission with two planetary gears and two electric machines, each planetary gear is associated with an electric machine.
  • a drivable by an internal combustion engine input shaft is connected to the planet carrier and the first electric machine via a first intermediate shaft with the sun gear of the first planetary gear.
  • the second electric machine is connected to the sun gear and the output shaft to the planet carrier of the second planetary gear, wherein by means of a coupling element in the second planetary gear, the planet carrier is connectable to the ring gear.
  • the ring gear of the first planetary gear is connected to the sun gear of the second planetary gear.
  • the sun gear of the first planetary gear and the ring gear of the second planetary gear can each be held by means of a brake.
  • the object of the invention is to provide a simple and efficient powertrain available.
  • the output shaft is connected to a third transmission element of the first planetary gear, wherein the output shaft is drive-connected via a coupling switching element with the first intermediate shaft.
  • the output shaft according to the invention directly, so in particular only by means of a clutch switching element with the first intermediate shaft drive connectable.
  • a transmission element of the first planetary gear is connected to a transmission element of the same name of the second planetary gear, wherein preferably the planet carrier of the first planetary gear is connected to the planet carrier of the second planetary gear.
  • the planet carrier of the first planetary gear is connected to the planet carrier of the second planetary gear.
  • a transmission element of the first planetary gear is connected to a non-same gear element of the second planetary gear, wherein preferably the planet carrier of the first planetary gear is connected to the ring gear of the second planetary gear.
  • the sun gear of a planetary gear may be rotatably connected to the ring gear or the planet carrier of the other planetary gear. But it may also be rotatably connected to the planet carrier of a planetary gear with the ring gear of the other planetary gear.
  • the first intermediate shaft preferably via the clutch switching element designed as a shift sleeve, can be detected.
  • the intermediate shaft is fixed to the housing when the clutch switching element is closed. It is particularly advantageous if the shift sleeve is displaceable between a first, second and third position, wherein in the first position of the shift sleeve, the first intermediate shaft released, held in the second position, the first intermediate shaft, and in the third position, the first intermediate shaft is rotatably connected to the output shaft.
  • the input shaft is connected to a torsional vibration damper. This increases the ride comfort for the vehicle occupants.
  • the dedicated hybrid transmission has a modular construction, wherein in a first module, the planetary gear and preferably also the torsional vibration damper, in a second module, the electric machines and in a third module, the clutch switching element are arranged.
  • the modular design makes it possible to exchange only individual components in a simple and rapid manner.
  • the modular design allows the drive train to be optimally designed for the respective application.
  • a space-saving arrangement of the hybrid transmission can be achieved if the first intermediate shaft disposed within the second intermediate shaft, wherein preferably the output shaft is disposed within the first intermediate shaft.
  • FIG. 1 shows a drive train according to the invention in a first embodiment
  • FIG. 2 shows a drive train according to the invention in a second embodiment
  • FIG. 3 is a driving force-speed diagram of the drive train according to the invention.
  • Fig. 5 is a speed-speed diagram of the invention
  • Fig. 7 is a power-speed diagram of the invention
  • FIGS. 1 and 2 each show a drive train 1 for a motor vehicle, for example a bus, with a dedicated hybrid transmission 2 with an input shaft 3 that can be driven by a prime mover ICE, for example an internal combustion engine, and an output shaft 4, with input 3 and Output shaft 4 on opposite end faces 5, 6 of the dedicated hybrid transmission 2 are arranged.
  • the hybrid transmission 2 has a first electric machine MGI and a second electric machine MG2.
  • the first electric machine MGI is drive-connected to a first planetary gear PG1 and the second electric machine MG2 to a second planetary gear PG2.
  • Both the first planetary gear PG1 and the second planetary gear PG2 each have three gear elements - namely sun gear Sl, S2, Planetenträ- ger PT1, PT2 with planet gears PI, P2, and ring gear Hl, H2 - on.
  • the input shaft 3 is connected to a first element of the first planetary gear PGl.
  • the first electric machine MGI is connected via a first intermediate shaft 7 to a second element of the first planetary gear set PG1 and the second electric machine MG2 is connected via a second intermediate shaft 8 to a first element of the second planetary gear set PG2.
  • a transmission element of the first planetary gear PGl is connected to a transmission element of the second planetary gear PG2.
  • the input shaft is connected to a torsional vibration damper 9.
  • the output shaft 4 is connected to a third gear element of the first planetary gear PGl and drivably connected via a clutch switching element 10 with the first intermediate shaft 7.
  • the clutch switching element 10 is designed as a switching sleeve 11.
  • the first intermediate shaft 7 can be held on the clutch switching element 10, so are connected to the housing 12 of the hybrid transmission 2.
  • De shift sleeve 11 is displaceable between a first I, second II and third position III.
  • first position I of the shift sleeve 11 the first intermediate shaft 7 is released.
  • second position II the first intermediate shaft 7 is held.
  • third position III the first intermediate shaft 7 is rotatably connected to the output shaft 4.
  • the dedicated hybrid transmission 2 has a modular construction.
  • a first module A the two planetary gear PGl, PG2 and the torsional vibration damper 9 are arranged.
  • the two electric machines MGI, MG2 and in a third module C the clutch switching element 10 are arranged.
  • the first electric machine MGI, the second electric machine MG2, the input shaft 3, the output shaft 4 and the two intermediate shafts 7, 8 are formed coaxially with each other, wherein the two intermediate shafts 7, 8 are formed as hollow shafts.
  • the first intermediate shaft 7 is within the second intermediate shaft 8
  • the output shaft 4 is rotatably disposed within the first intermediate shaft 7.
  • Mode 0 pure electric mode for slow driving of the vehicle.
  • the primary drive machine ICE and the first electric machine MGI are deactivated, the clutch switching element 10 is located in the in Fig. 1 and Fig. 2 plotted switching position I.
  • eCVT mode (eCVT-electric continuous variable transmission).
  • the eCVT mode denotes an operation mode of the electromechanical power split-type hybrid transmission 2 in which the gear ratio between the input shaft 3 and the output shaft 4 is determined by the rotational speeds of the first electric machine MGI and the second electric machine MG2.
  • this mode 1 the entire design speed range of the vehicle is available.
  • the clutch switching element 10 is thereby in the shift position I.
  • this mode 1 is used for vehicle speeds v to about 30 km / h.
  • the prime mover ICE, the first electric machine MGI, and the second electric machine MG2 are activated.
  • the first electric machine MGI is operated predominantly as a generator (depending on the driving situation and driving strategy), the second electric machine MG2 mainly as a motor (depending on the driving situation and driving strategy).
  • Mode 2 Parallel Hybrid Mode 1: Mode 2 is used in the vehicle speed range between about 30 km / h and 50 km / h.
  • the first electric machine MGI is deactivated, the second electric machine MG2 is activated and is operated as a motor or as a generator or recuperative (depending on the driving situation and driving strategy).
  • the clutch switching element 10 is in the switching position II.
  • Mode 3 Parallel Hybrid Mode 2: Mode 3 is used in the vehicle speed range between 50 km / h and 80 km / h. In this mode 3, the clutch switching element 10 is in position III. The prime mover ICE is turned on, both the first electric machine MGI, and the second electric machine MG2 are activated and are powered by a motor or regenerative or recuperative (depending on the driving situation and driving strategy).
  • the hybrid transmission 2 thus has two planetary gear PG1, PG2 and two switching functionalities - with a Kupplungsfunktiion and a brake function - on, with switching and clutch function are realized by the positions III and II of the single clutch switching element 10.
  • the actuation of the clutch switching element 10 formed by the shift sleeve 11 may, for example, via an electrical, pneumatic or hydraulic, not shown. see actuator done.
  • the only mechanical operating point with fixed gear ratio in eCVT mode can be arranged in the range of about 30 km / h of vehicle speed. At the mechanical operating point, the rotor of at least one electric machine MGI, MG2 is blocked by the static electromagnetic moment.
  • the output shaft 4 and the sun gear Sl of the first planetary gear PG1 in the position III of the clutch switching element 10 can be rotatably connected, whereby a direct drive with a gear ratio 1 and almost no drive losses is possible.
  • the electric machines MGI and / or MG2 can be used for so-called "boosting" or for energy recovery.
  • Boosting means that in addition to the prime mover ICE, the first MGI and / or the second electric machine MG2 outputs power to the output shaft 4 of the hybrid transmission 2.
  • the second switching connection between one of the electric machines MGI and MG2 and the housing 12 allows an additional gear with slightly reduced compared to the maximum speed with a gear ratio of about 1.3 to 1.6. With the additional gear, the vehicle can be operated purely mechanically in a speed range of about 30 km / h to 50 km / h.
  • driving force F or climbing ability G of the drive train 1 according to the invention over the vehicle speed v are shown.
  • the partially overlapping operating ranges for the described modes 0 to 3 are entered.
  • the rotational speed n is above the vehicle speed v
  • the driving torque T and in FIG. 7 the power P of the prime mover ICE, the first electric machine MGI and the second electric machine MG2 of the embodiment shown in FIG of the drive train 1 according to the invention in each case plotted against the vehicle speed v.
  • the planetary gear PG1, PG2 are operated with stationary ratios in eCVT mode (mode 1), in the embodiment, the transmission ratio of the first planetary gear PG1 -1.7 and the gear ratio of the second planetary gear PG2 is -2.6.
  • the drive train 1 according to the invention is characterized by the following advantages:

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

Abstract

L'invention concerne une chaîne cinématique (1) destinée à un véhicule, comportant une boîte de vitesses hybride (2), en particulier une boîte de vitesses hybride dédiée, comportant un arbre d'entrée (3) pouvant être entraîné par un moteur d'entraînement primaire (ICE) et un arbre de sortie (4), la boîte de vitesses hybride (2) présentant un premier moteur électrique (MG1) et un second moteur électrique (MG2), ainsi qu'un premier train planétaire (PG1) et un second train planétaire (PG2), le premier train planétaire (PG1) et le second train planétaire (PG2) présentant chacun trois éléments de transmission, à savoir un pignon planétaire (S1 ; S2), un porte-satellites (PT1 ; PT2) et une couronne (H1 ; H2). L'arbre d'entrée (3) est relié à un premier élément du premier train planétaire (PG1), le premier moteur électrique (MG1) est relié à un deuxième élément du premier train planétaire (PG1) par un premier arbre de renvoi (7), et le second moteur électrique (MG2) est relié à un premier élément du second train planétaire (PG2) par un second arbre de renvoi (8), un élément de transmission du premier train planétaire (PG1) étant relié à un élément de transmission du second train planétaire (PG2). L'arbre de sortie (4) est relié à un troisième élément de transmission du premier train planétaire (PG1), l'arbre de sortie (4) pouvant être relié en entraînement au premier arbre de renvoi (7) par un élément de changement de rapport (10) d'embrayage.
PCT/AT2018/060241 2017-10-18 2018-10-10 Chaîne cinématique pour véhicule WO2019075497A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50880/2017 2017-10-18
ATA50880/2017A AT519737B1 (de) 2017-10-18 2017-10-18 Antriebsstrang für ein fahrzeug

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WO2019075497A1 true WO2019075497A1 (fr) 2019-04-25

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CN111845317A (zh) * 2020-07-29 2020-10-30 重庆青山工业有限责任公司 一种混合动力系统
WO2023010714A1 (fr) * 2021-08-05 2023-02-09 义乌吉利自动变速器有限公司 Système de transmission de puissance hybride à engrenages multiples et à double moteur électrique et véhicule

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US20080318721A1 (en) * 2007-06-22 2008-12-25 Hidehiro Oba Power output apparatus and hybrid vehicle with power output apparatus
EP2472144A1 (fr) * 2009-08-24 2012-07-04 Shanghai Maple Automobile Co., Ltd Système de puissance de véhicule électrique hybride
CN204055308U (zh) 2014-08-08 2014-12-31 郑州宇通客车股份有限公司 一种行星式混联动力系统及使用该动力系统的车辆
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US5558589A (en) * 1995-07-20 1996-09-24 General Motors Corporation Two-mode, compound-split, electro-mechanical vehicular transmission
US5730676A (en) * 1996-10-22 1998-03-24 General Motors Corporation Three-mode, input-split hybrid transmission
US8221282B2 (en) * 2009-12-08 2012-07-17 GM Global Technology Operations LLC Synchronizer in electro-mechanical transmission

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Publication number Priority date Publication date Assignee Title
US5931757A (en) 1998-06-24 1999-08-03 General Motors Corporation Two-mode, compound-split electro-mechanical vehicular transmission
US20060223663A1 (en) * 2005-04-01 2006-10-05 Bucknor Norman K Electrically variable transmission having two planetary gear sets with two fixed interconnections
US20080318721A1 (en) * 2007-06-22 2008-12-25 Hidehiro Oba Power output apparatus and hybrid vehicle with power output apparatus
EP2472144A1 (fr) * 2009-08-24 2012-07-04 Shanghai Maple Automobile Co., Ltd Système de puissance de véhicule électrique hybride
DE102014213012A1 (de) * 2014-07-04 2016-01-07 Zf Friedrichshafen Ag Mehrganggetriebe für Schienenfahrzeuge
CN204055308U (zh) 2014-08-08 2014-12-31 郑州宇通客车股份有限公司 一种行星式混联动力系统及使用该动力系统的车辆

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111845317A (zh) * 2020-07-29 2020-10-30 重庆青山工业有限责任公司 一种混合动力系统
CN111845317B (zh) * 2020-07-29 2022-07-19 重庆青山工业有限责任公司 一种混合动力系统
WO2023010714A1 (fr) * 2021-08-05 2023-02-09 义乌吉利自动变速器有限公司 Système de transmission de puissance hybride à engrenages multiples et à double moteur électrique et véhicule

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AT519737B1 (de) 2018-10-15
AT519737A4 (de) 2018-10-15

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