WO2020120733A1 - Procédé de synchronisation de boîte de vitesses d'un véhicule hybride - Google Patents

Procédé de synchronisation de boîte de vitesses d'un véhicule hybride Download PDF

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Publication number
WO2020120733A1
WO2020120733A1 PCT/EP2019/085065 EP2019085065W WO2020120733A1 WO 2020120733 A1 WO2020120733 A1 WO 2020120733A1 EP 2019085065 W EP2019085065 W EP 2019085065W WO 2020120733 A1 WO2020120733 A1 WO 2020120733A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive
speed
transmission
clutch
coupling half
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/EP2019/085065
Other languages
German (de)
English (en)
Inventor
Marcus Rosenberger
Jens Schaefer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of WO2020120733A1 publication Critical patent/WO2020120733A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/04—Smoothing ratio shift
    • F16H61/0403—Synchronisation before shifting
    • 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
    • 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 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 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 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
    • 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 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
    • B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • B60W10/11—Stepped gearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • B60W20/30—Control strategies involving selection of transmission gear ratio
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/19—Improvement of gear change, e.g. by synchronisation or smoothing gear shift
    • 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
    • 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 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 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
    • 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 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 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
    • B60K2006/4825—Electric machine connected or connectable to gearbox input shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/10—Change speed gearings
    • B60W2510/1015—Input shaft speed, e.g. turbine speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/08—Electric propulsion units
    • B60W2710/083—Torque
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/10—Change speed gearings
    • B60W2710/1011—Input shaft speed, e.g. turbine speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/04—Smoothing ratio shift
    • F16H61/0403—Synchronisation before shifting
    • F16H2061/0422—Synchronisation before shifting by an electric machine, e.g. by accelerating or braking the input shaft
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2306/00—Shifting
    • F16H2306/40—Shifting activities
    • F16H2306/48—Synchronising of new gear
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2306/00—Shifting
    • F16H2306/40—Shifting activities
    • F16H2306/54—Synchronising engine speed to transmission input speed
    • 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 present invention relates to a method for transmission synchronization of a hybrid vehicle and a device for performing such a method.
  • the corresponding drive is connected to a drive axle via a transmission, so that the vehicle can be driven.
  • To change gears are over
  • WO 2011/042236 discloses a method for operating a
  • a Drive device of a motor vehicle with an internal combustion engine and a manual transmission the internal combustion engine and the manual transmission being connected to one another by means of a clutch and the clutch being opened for a gear change of the manual transmission.
  • a generator which can be driven by the internal combustion engine is disclosed, the generator being arranged between the internal combustion engine and the clutch and being controlled to synchronize the speed of the internal combustion engine with the speed of the transmission, depending on the direction of the gear change.
  • the background of the invention lies in the fact that in order to enable a quick switching of the gear ratios in the transmission, in particular in the case of a transmission with a dog clutch, the speeds at the two clutch halves to be engaged, e.g. Claws or
  • Clutch discs can be synchronized quickly and precisely, i.e. be brought to the same speed. This usually happens through
  • the electric drive can be used to accelerate or decelerate the speed at the transmission input until the two
  • Coupling halves to be engaged have almost the same speed.
  • the transmission must control the electric drive.
  • the gearbox sends the currently required target speed to the electric drive.
  • the electric drive adjusts the speed of the coupling half on the drive side to the required target speed. Because the speed must be adjusted as quickly as possible, especially if the target speed is very different from the current speed of the drive end
  • the object of the present invention is therefore a method
  • Coupling halves of a clutch are avoided and driving comfort is improved.
  • Claim 9 specifies an apparatus for performing the method according to the invention.
  • a target speed in the sense of the invention is understood to mean a speed that is required for engaging two coupling halves.
  • the target speed of the drive-side coupling half is the speed of the
  • the actual speed of the drive-side coupling half is detected and determined by a sensor.
  • the coupling halves of the drive side and driven side can be formed by a corresponding clutch known from the prior art, such as a disk clutch or a multi-plate clutch.
  • the electric drive allows a high output torque in the event of a large speed difference between the target speed and the actual speed of the drive-side coupling half in order to enable the fastest possible gearbox synchronization.
  • This torque preferably corresponds to the maximum torque specified by the nominal power of the electric drive.
  • a high load on the clutch when engaging can be prevented by reducing the torque that can be output from the electric drive. This significantly reduces the stress on the coupling, so that the Costly, design of the coupling halves can be dispensed with, so that such a coupling remains economically producible. In addition, the jerky engagement is significantly reduced, so that the
  • Driving comfort is increased.
  • the torque that can be output is limited in such a way that the maximum torque of the electric drive is reduced.
  • the maximum torque is the maximum possible due to the nominal power of the electric drive
  • the limitation of the output torque of the electric drive is preferably dependent on a speed difference between
  • the torque that can be output is reduced by reducing the speed difference and thus approaching a preferred coupling point.
  • the limitation of the torque that can be output is determined by a fixed one
  • Limiting function carried out.
  • a limiting function is understood to be a mathematical function which, depending on the speed, the speed difference or the coupling point, reduces the torque that can be output. This also puts less stress on the coupling halves and improves driving comfort.
  • the limitation of the torque that can be output is advantageously carried out after reaching the target speed, a defined speed or a defined speed difference between the target speed and the actual speed of the clutch half on the drive side. After reaching the target speed, a defined speed or a defined speed difference, only minor speed fluctuations are compensated for. However, a small torque is sufficient for this. The coupling halves are thus less stressed when engaging. This also reduces jerky engagement so that driving comfort is improved.
  • the torque which can be output is limited after a speed difference between the target speed and the actual speed of the drive-side clutch half, which is less than 10% of the target speed, is carried out. When you reach one
  • the torque that can be output is reduced by at least 20%.
  • the dispensable is particularly preferred
  • Torque reduced by at least 40% The output torque which is output by the electric drive before a defined event occurs is used as the output value for the reduction of the output torque. This event can mean reaching the
  • Target speed a defined speed or a defined speed difference. Such values can be used to ensure that the load on the clutch is sufficiently small and that jerky engagement is significantly reduced.
  • the torque that can be output is preferably limited to a fixed value. This value is independent of the speed difference, so that the control effort for the electric drive is reduced.
  • the object of the invention is additionally achieved by a device for
  • the device comprises a transmission with at least a first clutch and a second clutch, via which clutches a gear can be changed, the first and second clutches each having a drive-side clutch half and a drive-side clutch half.
  • the device comprises an internal combustion engine which can be connected to a drive axle for driving the hybrid vehicle via the clutch, and an electric drive which can be connected to the drive axle for driving the hybrid vehicle, the electric drive being connected via a
  • Signal transmission means is connected to the transmission, so that a
  • the method can achieve the advantages mentioned for the method.
  • the object of the invention is also achieved by a hybrid vehicle with a device for transmission synchronization in which the
  • Such a hybrid vehicle has the advantages mentioned for the method according to the invention.
  • Figure 1 embodiment of a device for performing the
  • Figure 4 graph for limiting the output torque according to a second embodiment.
  • Figure 1 shows a device 10 for performing the method according to the invention.
  • the device 10 which is arranged, for example, in a hybrid vehicle, comprises an internal combustion engine 14 and an electric drive 18, which are mechanically connected to a transmission 22.
  • the device 10 is shown in a state in which the internal combustion engine 14 is decoupled from the transmission 22, i.e. is not non-positively connected to the gear 22.
  • the transmission 22 comprises two clutches 26; 30, through which a gear can be changed.
  • a drive-side coupling halves 26a; 30a are the couplings 26; 30 connected to the electric drive 18 or the internal combustion engine 14.
  • the couplings 26; 30 coupling halves 26b on the output side; 30b via which the transmission 22 is connected to a drive axle 34, so that drive wheels 38, which are mechanically connected to the drive axle 34, can be driven.
  • the gear 22 is also a
  • Signal transmission means 42 which in this exemplary embodiment is a signal line, is connected to the electric drive 18, so that a
  • Speed signal of the transmission 22 can be transmitted to the electric drive 18.
  • FIG. 2 shows an exemplary embodiment of the method 90 according to the invention for synchronizing the transmission 22 of the hybrid vehicle. After the method 90 has been started, the clutch 26; 30 of the transmission 22 opened. In a second
  • Method step 110 generates a first signal with a target speed n SOii and a second signal with an actual speed n, st of the drive-side coupling half 26a;
  • a third method step 120 the electric drive 18 is used as
  • an output torque M of the electric drive 18 is limited.
  • the torque M that can be output is limited in such a way that a maximum torque M max of the electric drive 18 according to a nominal output is reduced.
  • Method step 140 the clutch 26; 30 closed.
  • FIG. 3 shows a graph for the limitation of the output torque M according to a first embodiment.
  • the x-axis shows one
  • Speed difference Dh This speed difference Dh results from the difference between the target speed n SOii and an actual speed n, st der
  • method 90 is started with a high starting torque Mstart.
  • This starting torque Mstart preferably corresponds to a maximum predetermined by the nominal power of the electric drive 18

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Hybrid Electric Vehicles (AREA)

Abstract

L'invention concerne un procédé (90) de synchronisation de boîte de vitesses d'un véhicule hybride, pourvu d'au moins un entraînement électrique (18) et d'un moteur à combustion interne (14), lesquels peuvent coopérer tous les deux avec une boîte de vitesses (22), la boîte de vitesses (22) présentant au moins un embrayage (26 ; 30) pourvu d'une moitié côté entraînement (26a ; 30a) et d'une moitié côté sortie (26b ; 30b). Le procédé (90) comprend les étapes de fourniture d'un premier signal présentant une vitesse théorique (nsoll) et d'un deuxième signal présentant une vitesse réelle (nist) de la moitié côté entraînement (26a ; 30a) de l'embrayage, de régulation de la vitesse réelle (nist) de la moitié côté entraînement (26a ; 30a) de l'embrayage sur la vitesse théorique (nsoll), l'entraînement électrique (18) étant utilisé comme élément de régulation, de limitation d'un couple (M), pouvant être délivré, de l'entraînement électrique (18), et de fermeture de l'embrayage (26 ; 30).
PCT/EP2019/085065 2018-12-14 2019-12-13 Procédé de synchronisation de boîte de vitesses d'un véhicule hybride Ceased WO2020120733A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018221769.6 2018-12-14
DE102018221769.6A DE102018221769A1 (de) 2018-12-14 2018-12-14 Verfahren zur Getriebesynchronisation eines Hybridfahrzeuges

Publications (1)

Publication Number Publication Date
WO2020120733A1 true WO2020120733A1 (fr) 2020-06-18

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Application Number Title Priority Date Filing Date
PCT/EP2019/085065 Ceased WO2020120733A1 (fr) 2018-12-14 2019-12-13 Procédé de synchronisation de boîte de vitesses d'un véhicule hybride

Country Status (2)

Country Link
DE (1) DE102018221769A1 (fr)
WO (1) WO2020120733A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4678948A1 (fr) * 2024-07-08 2026-01-14 Volvo Truck Corporation Procédé de commande d'un groupe motopropulseur d'un véhicule, produit programme d'ordinateur, support lisible par ordinateur, dispositif de commande, groupe motopropulseur et véhicule

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006019239A1 (de) * 2006-04-26 2007-10-31 Zf Friedrichshafen Ag Verfahren zur Schaltsteuerung eines automatisierten Schaltgetriebes
US20080300744A1 (en) * 2007-05-31 2008-12-04 Hiroshi Katsuta Connecting device, transmission, power output apparatus including the transmission, and method of controlling connecting device
WO2011042236A1 (fr) 2009-10-08 2011-04-14 Robert Bosch Gmbh Procédé pour faire fonctionner un dispositif d'entraînement, dispositif d'entraînement
EP3184862A1 (fr) * 2015-12-23 2017-06-28 Volvo Car Corporation Commande de moteur électrique

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006019239A1 (de) * 2006-04-26 2007-10-31 Zf Friedrichshafen Ag Verfahren zur Schaltsteuerung eines automatisierten Schaltgetriebes
US20080300744A1 (en) * 2007-05-31 2008-12-04 Hiroshi Katsuta Connecting device, transmission, power output apparatus including the transmission, and method of controlling connecting device
WO2011042236A1 (fr) 2009-10-08 2011-04-14 Robert Bosch Gmbh Procédé pour faire fonctionner un dispositif d'entraînement, dispositif d'entraînement
EP3184862A1 (fr) * 2015-12-23 2017-06-28 Volvo Car Corporation Commande de moteur électrique

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