WO2019105506A1 - Chaîne cinématique hybride - Google Patents

Chaîne cinématique hybride Download PDF

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Publication number
WO2019105506A1
WO2019105506A1 PCT/DE2018/100945 DE2018100945W WO2019105506A1 WO 2019105506 A1 WO2019105506 A1 WO 2019105506A1 DE 2018100945 W DE2018100945 W DE 2018100945W WO 2019105506 A1 WO2019105506 A1 WO 2019105506A1
Authority
WO
WIPO (PCT)
Prior art keywords
torque
generator
shaft
output
drive
Prior art date
Application number
PCT/DE2018/100945
Other languages
German (de)
English (en)
Inventor
Bernhard Walter
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
Priority to CN201880071933.6A priority Critical patent/CN111344181A/zh
Priority to DE112018005722.4T priority patent/DE112018005722A5/de
Publication of WO2019105506A1 publication Critical patent/WO2019105506A1/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
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54—Transmission for changing ratio
    • B60K6/543—Transmission for changing ratio the transmission being a continuously variable transmission
    • 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
    • B60K6/44—Series-parallel type
    • B60K6/442—Series-parallel switching type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

Definitions

  • the invention relates to a hybrid powertrain, preferably for a motor vehicle, as well as a motor vehicle with such a hybrid powertrain.
  • Hybrid powertrains for motor vehicles are known from the prior art, in which an internal combustion engine, usually a gasoline engine or diesel engine, and an electric machine are provided, wherein the electric
  • Machine via the output is set up to drive the motor vehicle.
  • the electric machine is connected in parallel or in series.
  • a full hybrid also referred to as PHEV hybrid
  • an electric machine for autonomous drive of the motor vehicle is set up.
  • an internal combustion engine together with a generator is adapted to generate electrical energy by means of which an accumulator can be loaded.
  • a belt transmission for example a so-called CVT (English: Continuous Variable Transmission), as a variator for a continuously variable transmission between the
  • the generator is coupled to the combustor via a direct connection or via a single gear stage.
  • the invention relates to a hybrid powertrain, comprising at least the following components:
  • an internal combustion engine having a drive shaft for outputting a torque
  • a belt-type transmission which is adapted to continuously translate a torque of the drive shaft variable
  • a torque clutch for connecting and disconnecting a
  • Belting is torque-tight connected to the drive shaft, allowing a torque continuously variable translating to or from the
  • Generator shaft is transferable.
  • the hybrid powertrain is set up to reduce the available energy under the specification of the lowest possible carbon dioxide emissions
  • switching state 2 internal combustion engine as a drive without electric machine.
  • switching state 3 electric machine and internal combustion engine form drive.
  • switching state 4a pure electric boosting or purely electric driving
  • switching state 4b total system boost or overall system driving
  • Torque output or for prolonged raising the torque output of the electric machine switched on in a low state of charge of the accumulator by means of the internal combustion engine and the generator as a precaution or for direct consumption electrical energy to be generated.
  • switching state 5a charging without drive power
  • the output continues to be driven solely by the electric machine or the output takes up no torque.
  • a torque is additionally delivered from the internal combustion engine to the output (switching state 5b:
  • the internal combustion engine is preferably a piston engine with a crankshaft as drive shaft.
  • the drive shaft preferably comprises at least one
  • Torque damper for example, a dual-mass flywheel and / or a centrifugal pendulum to the torque output superimposed
  • Such a torque damper is preferably arranged in the torque flow before the belt transmission.
  • the generator is, as is apparent from the above description, adapted to receive a torque via its generator shaft and conversion into electrical energy.
  • the generator is according to
  • Switching state 4b connected via its generator shaft to the output torque transmitting, so that the inertia energy of the output or of a moving motor vehicle when decelerating converted into electrical energy and fed into an accumulator (switching state 6: recuperation).
  • switching state 6 recuperation
  • the internal combustion engine is preferably decoupled from the output.
  • the generator is electrically connected via an inverter directly to the electric machine, so that electrical energy generated at the generator is provided directly for use in the electrical machine.
  • the electric machine is optimized to deliver the highest possible torque under the most efficient possible consumption.
  • the rotor shaft without disconnect clutch is permanently connected to the output.
  • the electric machine is then besc proceedingset such that it outputs a torque at each power take-off on the output.
  • an additional separating clutch or a freewheel is preferably provided between the rotor shaft and the output.
  • the generator is not driven by the torque and the speed of the drive shaft, but the
  • Belting is interposed in the torque flow.
  • the torque and / or the rotational speed on the generator shaft or, conversely, during starting by means of the (starter) generator on the drive shaft can be optimized.
  • the generator shaft can be connected directly to the output, so that in this torque flow (for example, switching state 4b) for boosting or
  • the belt transmission is set up to always deliver a torque of the drive shaft of the internal combustion engine at the desired speed to the output.
  • the translation is continuous and preferably adjustable without an additional gearbox.
  • a torque of the output and / or the generator shaft can always be delivered to the internal combustion engine at the desired speed via the belt drive.
  • Belting gears are thus inseparably connected with each other to transmit torque. This avoids that a complex friction clutch must be used here, because in the previously known solutions, the rotational speeds of the drive shaft and the input shaft of the belt drive are different.
  • the use of a simple disconnect clutch, which alone without slip, ie without relative speed, is switchable is excluded at this point or with
  • Switching states an increased or at least the same efficiency achievable, preferably for the greater proportion of operating states.
  • the torque coupling between the generator shaft and output and / or between the belt and the generator shaft is arranged, and preferably the
  • Torque clutch can only be closed at the same speed of the separable transmission shafts.
  • the sub-strand of internal combustion engine and generator is the
  • Torque clutch preferably as the only way to disconnect arranged.
  • Switching states 1 to 6 adjustable. For some applications, it is sufficient that the torque coupling comprises only a single separating clutch,
  • the other component of the sub-string is permanently connected.
  • the other component of the sub-string is permanently connected.
  • switching state 1 As a result of arranging the torque coupling between the generator shaft and output a purely electric drive (switching state 1) is possible and,
  • switching state 5a For example, at the same time, a recharging of the battery or direct supply of electric machine with electrical energy by driving the generator shaft by means of the drive shaft of the internal combustion engine (switching state 5a).
  • the torque coupling comprises a plurality of separating clutches.
  • the torque coupling is arranged only at a single location in the torque transmission line, for example with a common actuator and / or a coaxial hollow shaft guide.
  • the torque coupling or at least one of the separating clutches is designed as only without a relative speed switchable separating clutch.
  • the separating clutch is designed as a dog clutch.
  • Gan particularly preferred is the separating clutch as a so-called wedge clutch with a
  • Hub cone and a (rounded) polygonal Mitauerkonus preferably with designed as a solid-state spring corresponding receiving cone.
  • relative speeds of 20 to 30 rev / min [revolutions per minute] are switchable, because the engagement is not purely positive, but frictionally formed.
  • the speed of the generator is freely adjustable and the speed of the output shaft of the belt drive also. As a result, the relative speed can be adjusted to zero or at least sufficiently close to zero, so that switching of such a disconnect clutch in (almost) any state is possible.
  • the torque clutch comprises two disconnect clutches, wherein by means of the two
  • Trennkupplitch at least the following switching states to
  • Torque transmission are adjustable:
  • the drive shaft is connected to the output
  • the generator shaft is connected to the output
  • the drive shaft is connected solely to the generator shaft.
  • no further disconnect clutch is provided in the sub-strand of the internal combustion engine and the generator.
  • no further separating clutch is provided in the entire hybrid drive train.
  • Switching states 4a and 6 releasably connected to the output
  • the internal combustion engine is, optionally in addition to the electric machine, releasably connected to the output (switching states 2, 3 and 4b).
  • the internal combustion engine releasably connected to the generator shaft, so that the generator, for example, as a booster or recuperation (switching states 4a and 6) is connectable to the output by means of the second separating clutch, wherein the
  • the generator To provide internal combustion engine on the output, the generator
  • Switching state 5b generator mode
  • the switching state 4b boosting
  • the separating clutches are preferably both only slip-free switchable and thus cost and low maintenance.
  • the generator is arranged axially parallel to the internal combustion engine.
  • Transmission components of the sub-string comprising the internal combustion engine and the generator, and preferably the entire hybrid powertrain, in one axially shallow well housable housing, so that lubricant and Schmierstoffzu Technologykomponenten are used efficiently, and preferably maintenance is facilitated.
  • the belt transmission is on the generator side by means of a traction drive with the
  • Generator shaft connected, wherein preferably the gear ratio is greater than 1, so that the generator shaft has a higher speed.
  • the traction drive such as a chain drive, allows a
  • Combustion engine and generator can be used with conventional direction of rotation and alignment.
  • the speed is translated by the traction drive of the generator side output shaft of the belt transmission to the generator shaft, so enlarged, so that at different optimal speed ranges at the
  • the belt transmission In a center position, the belt transmission has a transmission ratio of 1, ie the same number of conical pulley pairs.
  • the generator can also be operated as an electric drive motor.
  • the generator in addition to the electric machine, and preferably in addition to the internal combustion engine, the generator is adapted to deliver a torque to the output via its generator shaft, for example for a switching state 4b.
  • the generator is operable as a starter-generator, so as to replace or supplement a starter, so that by means of the generator, the internal combustion engine from the state to idle speed can be brought and thus put into operation.
  • the invention relates to a motor vehicle comprising a hybrid powertrain according to an embodiment according to the above
  • the output comprises at least one drive wheel.
  • the functional units used in a passenger car of the small car class are compared to passenger cars larger car classes not significantly reduced. Nevertheless, the available space for small cars is much smaller.
  • the proposed hybrid powertrain is compact design and is particularly flexible in terms of the arrangement of the components.
  • the generator shaft is not arranged in the axial extension of the drive shaft, but preferably the generator is axially overlapping axially parallel to the
  • Circumferential arranged so that the transmission input shaft and the transmission output shaft on the same side of the belt drive have corresponding connections.
  • the output shaft of the second separating clutch engages a differential and the electric machine, preferably via a reduction gear, also on the differential of two drive wheels of the motor vehicle, more preferably via a common sprocket.
  • Passenger cars are assigned to a vehicle class according to, for example, size, price, weight and power, and this definition is subject to constant change according to the needs of the market.
  • cars of the class small cars and microcars are classified according to European classification of the class of Subcompact Car and in the British market they correspond to the class Supermini or the class City Car.
  • Examples of the micro car class are a Volkswagen up! or a Renault Twingo.
  • Examples of the small car class are an Alfa Romeo Mito, Volkswagen Polo, Ford Fiesta or Renault Clio.
  • Well-known full hybrids in the small car class are the BMW i3, the Audi A3 e-tron or the Toyota Yaris Hybrid.
  • Fig. 1 a hybrid powertrain in a motor vehicle.
  • a Flybrid powertrain 1 in a motor vehicle 10 such as a passenger car, shown schematically.
  • the hybrid drive train 1 is arranged here in a motor vehicle 10, wherein the motor axles 18, 19 and 20 are arranged transversely to the longitudinal axis 17 behind the driver's cab 16.
  • the motor axles 18, 19 and 20 are arranged transversely to the longitudinal axis 17 behind the driver's cab 16.
  • Internal combustion engine 2 is exemplified here as a four-cylinder piston engine.
  • the belt transmission 8 comprises in a conventional manner input shaft side a first cone pulley pair 14 and output shaft side a second cone pulley pair 15, which are connected by means of a belt, 13, for example, a chain, transmitting torque.
  • Umschlingungsgetriebes 8 are variable by means of a continuously variable spacing of the conical disks of a conical disk pair 14 and 15. The relationship of the active circles determines the translation. For example, the same size conical disk pairs 14 and 15 and without tensioning permanently tensioned
  • Umschlingungsmittel 13 the ratio is thus variable by 1.
  • the output shaft of the belt 8 leads to the same side (here to the left), and is therefore arranged on the burner side.
  • a chain drive 26 for example, a speed-translating to the generator shaft 5 and torque-reducing chain drive 26, the output shaft by means of the belt transmission 8 with the generator shaft. 5 (releasably) connected.
  • the generator 4 is arranged with its generator shaft 5 axially parallel and axially overlapping to the drive shaft 3 and by means of
  • Torque clutch 9 releasably connected to the output 28 torque transmitting.
  • a differential 23 and the associated left drive wheel 11 and the right drive wheel 12 is shown.
  • an electric machine 6 is provided with a rotor shaft 7, which, in this case by means of a reduction gear 24, for torque output to the drive wheels 11 and 12 is permanently connected to the differential 23 to transmit torque.
  • the electric machine 6 is here with its rotor axis 20 parallel to the axis here
  • Generator axis 19 and the burner axis 18 is arranged. The order
  • Drive units 2, 4 and 6 here, however, shown fanned out for a better clarity in the direction of the longitudinal axis 17 of the motor vehicle 10.
  • the three units 2, 4 and 6 are arranged closer to each other, for example, at least partially overlapping or nested one another.
  • the torque coupling 9 here comprises (only) a first separating clutch 21 and a second separating clutch 22, wherein these are arranged efficiently close to each other.
  • the first separating clutch 21 connects the internal combustion engine 2
  • Disconnect clutch 22 connects the generator shaft detachably connected to the output 28, here the differential 23 and the drive wheels 11 and 12.
  • the above-described switching states are adjustable. But here is also a torque coupling with other switching options used. Regardless of the configuration is the
  • Generator shaft 5 here only indirectly via a planetary gear 27 connected to the output 28, in which case in particular the ring gear is fixed and the generator shaft 5 is connected to the sun gear, while the planet carrier the output side
  • Transmission output shaft of the planetary gear 27 forms. Furthermore, here is in the
  • Umschlingungsgetriebe 8 a dual-mass flywheel 25 provided so as

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  • 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 hybride (1) présentant au moins les composants suivants : - un moteur à combustion interne (2) comportant un arbre d'entrée (3) servant à délivrer un couple ; - un générateur (4) comportant un arbre (5) de générateur servant à convertir un couple en énergie électrique ; - un moteur électrique (6) comportant un arbre de rotor (7) servant à délivrer un couple ; - une transmission à variation continue (8) qui est conçue pour convertir un couple de l'arbre d'entrée (3) de manière variable en continu ; - une sortie (28) en tant qu'utilisateur d'un couple entré par le moteur à combustion interne (2) et/ou le moteur électrique (6) ; - et un embrayage de couple (9) activant et désactivant une transmission de couple à la sortie (28). La chaîne cinématique hybride (1) est principalement caractérisée en ce que la transmission à variation continue (8) est reliée à l'arbre d'entrée (3) solidaire en termes de couple, de sorte qu'un couple peut être transmis sur le ou les arbres de générateur (5) de manière variable en continu. La chaîne cinématique hybride selon l'invention permet une configuration efficace et une conversion optimale en termes d'encombrement d'un système hybride.
PCT/DE2018/100945 2017-11-28 2018-11-20 Chaîne cinématique hybride WO2019105506A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201880071933.6A CN111344181A (zh) 2017-11-28 2018-11-20 混合动力驱动系
DE112018005722.4T DE112018005722A5 (de) 2017-11-28 2018-11-20 Hybrid-Antriebsstrang

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017128056.1A DE102017128056A1 (de) 2017-11-28 2017-11-28 Hybrid-Antriebsstrang
DE102017128056.1 2017-11-28

Publications (1)

Publication Number Publication Date
WO2019105506A1 true WO2019105506A1 (fr) 2019-06-06

Family

ID=64604412

Family Applications (1)

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PCT/DE2018/100945 WO2019105506A1 (fr) 2017-11-28 2018-11-20 Chaîne cinématique hybride

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US11872888B2 (en) * 2022-06-03 2024-01-16 Kawasaki Motors, Ltd. Drive system of hybrid utility vehicle
DE102022120837A1 (de) 2022-08-18 2024-02-29 Volkswagen Aktiengesellschaft Verfahren zur Reduzierung der Kaltstartemissionen eines Verbrennungsmotors

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DE10017005A1 (de) 1999-04-07 2000-10-12 Luk Lamellen & Kupplungsbau Getriebe
WO2005108143A1 (fr) * 2004-05-11 2005-11-17 Alcide Arlotti Systeme d'entrainement en mode parallele-hybride pour vehicules
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