WO2003091601A1 - Accouplement a denture electromecanique compris dans un systeme de transmission a variation continue, et procede de commande correspondant - Google Patents

Accouplement a denture electromecanique compris dans un systeme de transmission a variation continue, et procede de commande correspondant Download PDF

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Publication number
WO2003091601A1
WO2003091601A1 PCT/NL2003/000273 NL0300273W WO03091601A1 WO 2003091601 A1 WO2003091601 A1 WO 2003091601A1 NL 0300273 W NL0300273 W NL 0300273W WO 03091601 A1 WO03091601 A1 WO 03091601A1
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WO
WIPO (PCT)
Prior art keywords
continuously variable
variable transmission
gear
transmission system
gear set
Prior art date
Application number
PCT/NL2003/000273
Other languages
English (en)
Inventor
Bernardus Gerardus Van Leeuwen
Cornelis Petrus Antonius Vissers
Hendrikus Jan Kapaan
Jacobus Zwarts
Original Assignee
Ab Skf
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Publication date
Application filed by Ab Skf filed Critical Ab Skf
Priority to AU2003223146A priority Critical patent/AU2003223146A1/en
Publication of WO2003091601A1 publication Critical patent/WO2003091601A1/fr

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    • 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
    • B60K6/26—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 motors or the 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
    • 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
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/38—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches
    • B60K6/387—Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/48—Parallel type
    • 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
    • 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
    • B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/04—Starting of engines by means of electric motors the motors being associated with current generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N15/00—Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from groups F02N5/00 - F02N13/00
    • F02N15/02—Gearing between starting-engines and started engines; Engagement or disengagement thereof
    • F02N15/04—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears
    • F02N15/043—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears the gearing including a speed reducer
    • F02N15/046—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears the gearing including a speed reducer of the planetary type
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
    • F16D27/10—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings
    • F16D27/118—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with interengaging jaws or gear teeth
    • 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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/72—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously
    • F16H3/724—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously using external powered electric machines
    • F16H3/725—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously using external powered electric machines with means to change ratio in the mechanical gearing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/108—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction clutches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • 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
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
    • 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
    • B60K6/26—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 motors or the generators
    • B60K2006/268—Electric drive motor starts the engine, i.e. used as starter motor
    • 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
    • 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
    • F16H61/66—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 specially adapted for continuously variable gearings
    • F16H2061/6604—Special control features generally applicable to continuously variable gearings
    • F16H2061/6618—Protecting CVTs against overload by limiting clutch capacity, e.g. torque fuse
    • 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
    • F16H61/66—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 specially adapted for continuously variable gearings
    • F16H61/662—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 specially adapted for continuously variable gearings with endless flexible members
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/04—Final output mechanisms therefor; Actuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism
    • F16H63/06—Final output mechanisms therefor; Actuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism the final output mechanism having an indefinite number of positions
    • F16H63/062—Final output mechanisms therefor; Actuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism the final output mechanism having an indefinite number of positions electric or electro-mechanical actuating means
    • 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
    • F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
    • F16H9/12—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members
    • F16H9/16—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts
    • F16H9/20—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts both flanges of the pulleys being adjustable
    • 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 is related to a continuously variable transmission system comprising a continuously variable transmission having two pulley sets each with two discs defining a N-shaped groove, said pulley sets being connected to an ingoing shaft respectively an outgoing shaft, an endless flexible element extending between said pulley sets in the grooves thereof, said pulley sets being provided with a respective electrically operated actuator for varying the width of the corresponding grooves.
  • a continuously variable transmission system of this type is described in WO-A- 0116507.
  • This prior art continuously variable transmission system is a "by wire system” and has the advantage that its operation is fully electric-mechanical. Thus, no hydraulic oil is required for its control functions. As a result of this advantage, the operational flexibility of this continuously variable transmission system is greatly enhanced, and furthermore it does not pose a risk as to environmental pollution resulting from possible hydraulic oil leakages. It is pointed out that, although no hydraulic oil is applied in this prior art system for its control functions, for lubrication and cooling purposes still oil or other suitable liquid /powder substance is applied, e.g. for lubricating the actuators, the bearings of the discs and cooling the contacts/parts of the drive means and the discs.
  • the purpose of the present invention is to further improve said continuously variable transmission system. According to the invention this object is achieved in that at least part of a starter means is provided, and in that the clutch and the starter means or part thereof are carried out as a unity connected to the ingoing shaft of the continuously variable transmission.
  • a starter means or part thereof which is known per se, in the continuously variable transmission system according to the invention, has several advantages. First of all, it is no longer necessary to apply additional, separate components for starting and possibly generating electric power in the drive line system. Moreover, the starter means has the well known advantage that it may also be applied for delivering additional torque boost to the drive line at well chosen instants when driving the vehicle in question, e.g. when accelerating, in city traffic etc.
  • the clutch must be able to convert the torque delivered by a power source, e.g. an internal combustion engine, so as to enable a smooth transition of the vehicle from standstill to driving action.
  • a power source e.g. an internal combustion engine
  • this is obtained by making a pair of friction plates slip with respect to each other. The friction plates gradually wear down.
  • an electromechanical gear clutch comprising a housing, an input shaft and an output shaft rotatably supported with respect to the housing, a drive gear set and a control gear set each comprising a first gear, a number of pinion gears, a carrier onto which the pinion gears are mounted, and a second gear, each pinion gear meshing with the corresponding first gear and second gear of the gear set, as well as control means for influencing the rotation, controlled by a sensor e.g.
  • the action of the control means can be stopped in case a coupling mechanism is provided for selectively establishing a rotatable or a non-rotatable connection between the input shaft and the output shaft.
  • Said coupling means are preferably associated with the first gear of the drive gear set and the second gear of the control gear set.
  • the first gear of the drive gear set and the second gear of the control gear set have facing surfaces which each carry a part of the coupling means, such as radially extending ridges and grooves.
  • the first gear of the drive gear set and the second gear of the control gear set are axially moveable with respect to each other for transferring said gears between a coupled and an uncoupled condition.
  • the coupled condition can be ascertained when the first gear of the drive gear set and the second gear of the control gear set are spring biased towards each other.
  • the uncoupled condition can then be obtained by means of an electromagnetic actuator for moving the first gear of the drive gear set and the second gear of the control gear set away from each other against the biasing force.
  • the coil of the actuator is connected to the housing, and the armature thereof is connected to the electromagnetic actuator is connected to the second gear of the control gear set.
  • the second gear of the control gear set is supported rotatably with respect to the output shaft by means of a disc member, said second gear also being axially slidable with respect to said disc.
  • Said disc is at the side of said the second gear facing away from the coupling means, the armature protruding through the disc and the biasing means being provided between the disc and said second gear.
  • the first gear of the drive gear set and the carrier of the control gear set are rotatably supported with respect to each other, e.g. by means of a rolling element bearing. Furthermore, the first gear of the drive gear set is connected to the input shaft through a spring damper.
  • the control means may comprise an electric motor, the stator of which is connected to the housing and the rotor of which is connected to the second gear of the control gear set.
  • the first gear of the drive gear set may have means, e.g. an external toothing, for engagement with a starter motor.
  • the first gear of the drive gear may be connected to the rotor of a starter motor, the stator of which is connected to the housing.
  • the gear sets can be carried out in different forms, dependent on the lay-out of the clutch and the sizes thereof.
  • the first gear and the second gear of the drive gear set are face gears.
  • the control gear set is a planetary gear set, the first gear being the sun gear and the second gear being the ring gear of said planetary gear set.
  • All components addressed before can be included in a self contained housing, which provides the opportunity to reduce the overall space requirements for the system, and also to assemble the system in question in an efficient way into a complete drive line.
  • This entails not only the mechanical connection of the continuously variable transmission system onto the engine bloc, but also the electric power connection and electric control connections to the overall electric and control system of the vehicle.
  • the housing in question can be provided with connectors for plugging in for power supply lines, as well as further connectors for plugging in control lines, air or oil cooling pipings etc.
  • the versatility of the continuously variable transmission system according to the invention can be further enhanced by accommodating a forward-reverse control in the housing.
  • This forward-reverse control can be connected to the ingoing or outgoing shaft of the continuously variable transmission.
  • a differential mechanism can be accommodated in the housing.
  • the forward-reverse control can be accommodated between this differential mechanism and the outgoing shaft of the continuously variable transmission.
  • the differential mechanism can be coupled to its pulley set through gear wheels, said differential mechanism overlapping said pulley set in such a way that the wheel shafts run parallel next to said pulley set, or are perpendicular to said pulley set.
  • the continuously variable transmission of the system according to the invention can be carried out in several ways.
  • the pulley sets each can have a hollow shaft accommodating a screw mechanism which is driven by an electric motor.
  • the pulley sets can each have an integrated hub bearing unit which is slideable with respect to the housing. In this case, the pulley sets are driven by electric motors as well.
  • An example of such pulley sets is described in NL-A-1019204, which is a non-prior publication.
  • the drive means of the pulley sets, the forward-reverse control, the clutch and the integrated starter-generator are accommodated in a closed loop configuration with control means.
  • Said control means is fed with signals from sensors.
  • the forward-reverse control, the clutch, the starter means and possibly integrated generator, the differential and the continuously variable transmission and control units can each be comprised in separate modules.
  • the housing may comprise an oil bath for lubricating and cooling the continuously variable transmission.
  • air cooling can be provided for particular cooling the endless flexible element.
  • the housing in question can consist of a single unit, or may be assembled from several sub-sections. These subhousings may be manufactured from cast iron, non metallic or composite castings or mouldings.
  • the continuously variable transmission system according to the invention can be operated as follows:
  • Figure 1 shows a continuously variable transmission system according to the invention.
  • Figures 2 and 3 show view in perspective, partially in radial cross section, of a first embodiment of the clutch of figure 1.
  • Figure 4 shows a front view of the embodiment according to figures 2 and 3.
  • Figure 5 shows a radial cross section of the embodiments according to figures 2 and 3.
  • Figure 6 shows a view in perspective, partially in radial cross section of a second embodiment.
  • Figure 7 shows a front view of the embodiment of figure 6.
  • Figure 8 shows a radial cross section of the embodiment according to figure 6.
  • Figure 9 shows a third embodiment.
  • Figure 10 shows a power train including CVT.
  • the continuously variable transmission system 41 as shown in figure 1 first of all comprises a housing 84.
  • This housing is depicted as unity, but it may of course be assembled from several sub-sections.
  • the housing 84 contains a continuously variable transmission having two pulley sets 43, 44 which each define a N-shaped groove 46, 47 in which an endless flexible element, e.g. a belt or chain 45 is accommodated.
  • the pulley sets each have discs 87, 88, the mutual distance of which can be varied by the drive means 52, 53.
  • These drive means comprise an electric motor and a screw actuator, e.g. as described in WO- A-0116507 addressed before.
  • a clutch is connected to the ingoing shaft 86 of the continuously variable transmission, and will be described with reference to figures 2-5 and 9.
  • a combination 89 comprising a clutch, a starter means or part thereof and/or a generator may be applied as shown in figures 6-8.
  • the outgoing shaft 85 of the continuously variable transmission is connected to the forward-reverse control unit 48 which in turn through gear set 51 engages the differential 90.
  • the differential 90 in turn is connected to the wheel drive shafts 93, which protrude from respective opemngs in the housing 84.
  • the electric motors of drive means 52, 53 of the pulley sets 46, 47, of the clutch and of the forward-reverse control 48 are all connected to a control unit 82. These connections may be fed through the housing by means of a connector which is positioned on the outside of the housing. In that case, the control unit 82 may be simply plugged in by means of an appropriate plug for connection to the connector.
  • the integrated starter-generator can be cooled by means of air or water. Such cooling is necessary in particular when the starter-generator is frequently used to deliver the torque boost.
  • the electric motor of the starter-generator can be a radial or axial layout.
  • the forward-reverse control can also be actuated by means of an electric motor.
  • more than one clutch can be accommodated in the complete drive line in which the continuously variable transmission system according to the invention has been accommodated.
  • the clutch can also carry a separate brake disc section for accommodating a parking brake by wire arrangement.
  • the clutch or integrated starter-generator/clutch combination 89 will now be described further with reference to figures 2-9.
  • the embodiment shown in the figures 2 up to 5 is related to a clutch only, and comprises a housing provided with openings from which an input shaft 2 and an output shaft 3 respectively protrude. Said output shaft 3 of the clutch is connected to the ingoing shaft 86 of the continuously variable transmission. Furthermore, the housing 1 contains a drive gear set 4 and a control gear set 5.
  • the drive gear set 4 consists of a first face gear 6 and a second face gear 12 which both mesh with a number of pinion gears 8.
  • the control gear set 5 is carried out as a planetary gear set 5 having a sun gear 7, a ring gear 13 and a number of satellite gears 9.
  • control means 14 are provided which are carried out as an electric motor, the stator 27 of which is connected to the housing 1, and the rotor 28 of which is connected to the ring gear 13 of the planetary gear set 5.
  • the pinions 8 of the drive gear set 4 are supported by a carrier 10 which is connected to the output shaft 3.
  • the first face gear 6 of the drive gear set 4 is connected to the input shaft 2, and the second face gear 12 of the drive gear set 4 is connected to the carrier 11 of the control gear set 5.
  • This carrier 11 supports the satellite gears 9 of said control gear set 5.
  • the sun gear 7 of the control gear set 5 is connected to the output shaft 3, and the ring gear 13 is connected to the rotor 28 of the electric motor 14, as mentioned above.
  • a coupling mechanism 15 is provided which, as shown, is in the disengaged state. This means that the input shaft 2 and the output shaft 3 are freely rotatable with respect to each other.
  • the coupling means have facing surfaces 17 and 18, provided with ridges and grooves 19.
  • the surface 17 is connected to the first face gear 6 of the drive gear set 4, and the surface 18 is carried by the second or ring gear 13 of the control gear set 5.
  • said ring gear 13 is axially moveable but non-rotatable with respect to the first face gear 6 of the drive gear set 5.
  • an electromagnetic actuator 20 is provided, comprising a coil 21 and an armature 22. By energizing coil 21, the armature 22 is moved against the force of the springs 24, thus bringing the facing surfaces 17, 18 out of engagement with each other.
  • the first face gear 6 of the drive gear set 4 and the carrier 11 of the control gear set 5 are rotatably supported with respect to each other by means of rolling element bearing 25.
  • the first face gear 6 of the drive gear set 4 is connected to the input shaft 2 through spring dampers 26.
  • the first face gear 6 of the drive gear set 4 has an external toothing 29, which through the window 33 can engage a starter motor (not shown).
  • the clutch according to the embodiments shown before functions as follows. In the disengaged state of the facing surfaces 17 and 18 it is after energizing coil 21, the engine onto which the clutch according to the invention is connected, is started. In the embodiment of figures 2 up to 5 this occurs by means of a starter motor engaging the toothing 29, in the embodiment of the figures 6 up to 8 this occurs by energizing the starter motor 31.
  • the motor 14 With the aim of making the output shaft 3 rotate in the same direction, that is according to the double headed arrow as well, the motor 14 is energized. Thereby, the rotation of the rotor 28 is slowing down, which means that the energy provided by the motor 14 provided a positive contribution to the power transferred to the output shaft 3.
  • the output shaft 3 obtains both the power from the engine connected to the input shaft 2 as well as the power of the electromotor 14. As soon as the input shaft 2 and the output shaft 3 rotate at the same number of revolutions, also the facing teeth 17 and 18 rotate at the same speed. At that point in time, the coil 21 is de-energized whereby the grooves and ridges 19 come to grasp into each other.
  • the embodiment of figure 9 is to a large extend similar to the former embodiments. However, in this simplified embodiment no springs 26 for damping purposes have been incorporated.
  • the first face gear 6 of the drive gear set 4 is now directly connected to the facing surface 17 with grooves and ridges 19.
  • the unit comprising a spring damper and/or a balancing unit and/or a starter motor or a starter gear can be connected to the flange 37.
  • a balancing unit 36 known per se, is connected to the disc 34 for balancing the complete arrangement.
  • the electric motor 14 can act as a booster, not only upon clutching but also during normal driving conditions with the clutch fully engaged. Also the starter motor 31 of the embodiment according to figures 6-8 can act as such a booster.
  • the unit can furthermore be used to prevent slip of the flexible member 45 with respect to the pulley sets 43, 44.
  • the electric motor 13 is controlled in such a way that a speed difference is obtained between the ingoing rotation member 2 and the outgoing rotation member 3 so as to reduce the detected speed difference between the ingoing shaft 46 and the outgoing shaft 45, thereby reducing or avoiding slip of the flexible element 45.
  • This can also be achieved by:
  • both electric motors can be driven simultaneously for providing a torque boost with the aim of accelerating or decelerating the vehicle, either from a stand still position (forward or reverse) or during driving conditions.
  • the electric motors 14 and 31 can also simultaneously act as generators.
  • the supporting bearings addressed before can be carried out as rolling element bearings, plain bearings or a combination thereof. Bearings can be lubricated and sealed for life.
  • the outgoing member may alternatively be carried out with an external mechanical connection means for connection to the transmission. These means can be slideable, and can e.g. be constituted by splines.
  • the clutch components can be made of metallic, non-metallic or composite material.
  • the components can be manufactured by means of cold-forming, stamping of sheet metal, turning, milling, casting, moulding, and also by means of joining methods such as welding and glueing.
  • the gears can be spur gears, helical gears or face gears. They can be lubricated with e.g. grease.
  • the electric motors can be of a permanent magnet type or of a brush type. They are concentric with respect to the axis of the clutch.
  • the forward-reverse shifting system can be of a built-on, integrated by wire type.
  • a built-on, integrated by wire parking brake system can be included, e.g. of a brake disc type (friction) or of a mechanical clamping type.
  • the clutch can be applied for automotive and industrial application. Also application in both manual and automatic transmissions is possible.
  • the clutch may form an integrated part of a self-contained complete continuously variable transmission by wire incorporating a continuously variable transmission by wire, a clutch by wire, forward-reverse control by wire, parking brake by wire.
  • the clutch by wire and integrated starter-generator concerns a so-called “medium” or “mild” hybrid transmission.
  • the electric motor(s) supply only a short boost torque at any driving condition.
  • the electric motor(s) drive the vehicle from a standstill position to a defined speed, after which the electric motor is switched off.
  • the vehicle power propulsion is then taken over by a relative small internal combustion engine.
  • the electric motors as described earlier then consist of a small electric motor to start up the internal combustion engine, and a big electric motor to drive the vehicle as described above.
  • the electric motor(s) can consist of a permanent magnet type or a brush type, with the rotor concentric or right angle towards the centerline of the clutch.
  • a reverse driving mode for the vehicle will be established.
  • the combination 89 comprising a clutch with or without integrated starter- generator as described as part of an integrated CVT by wire system, can also be applied with an additional clutch 92 behind said clutch or combination 89 of the CNT by wire transmission, see figure 10.
  • This figure 10 also shows the engine 90, CVT 43, 44 and drive axle 91 of a vehicle.
  • This so-called double clutch configuration provides the option to maintain the torque capabilities whenever the CVT is "changing speed" in steps.
  • automotive and industrial applications can be considered, e.g. CVT, automatic-manual transmission with ISG and hybrid power trains.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Arrangement Of Transmissions (AREA)

Abstract

L'invention concerne un système de transmission à variation continue, qui comprend une transmission à variation continue possédant deux jeux de poulies comportant chacun deux disques définissant une gorge en V, lesdits jeux de poulies étant respectivement dotés d'un actionneur électrique destiné à faire varier la largeur des gorges correspondantes, et un embrayage. Le système comprend également une génératrice démarreur intégrée, et l'embrayage et la génératrice démarreur intégrée forment une unité reliée à l'arbre entrant de la transmission à variation continue. L'embrayage se présente sous la forme d'un embrayage à denture électromécanique comprenant un jeu d'engrenages d'entraînement (4) et un jeu d'engrenages de commande (5), chacun possédant des pignons satellites (8, 9), un support (10, 11) et une couronne (12, 13). Un moteur électrique (14) sert de moyen de commande pour influencer la rotation du jeu d'engrenages de commande (5), de façon que le couple moteur puisse être transmis par un arbre de sortie (3).
PCT/NL2003/000273 2002-04-26 2003-04-10 Accouplement a denture electromecanique compris dans un systeme de transmission a variation continue, et procede de commande correspondant WO2003091601A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003223146A AU2003223146A1 (en) 2002-04-26 2003-04-10 Electromechanical gear coupling in a continuously variable transmission system and corresponding control method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1020498A NL1020498C2 (nl) 2002-04-26 2002-04-26 Continu variabel transmissiesysteem alsmede werkwijze voor het bedrijven van dat systeem.
NL1020498 2002-04-26

Publications (1)

Publication Number Publication Date
WO2003091601A1 true WO2003091601A1 (fr) 2003-11-06

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PCT/NL2003/000273 WO2003091601A1 (fr) 2002-04-26 2003-04-10 Accouplement a denture electromecanique compris dans un systeme de transmission a variation continue, et procede de commande correspondant

Country Status (3)

Country Link
AU (1) AU2003223146A1 (fr)
NL (1) NL1020498C2 (fr)
WO (1) WO2003091601A1 (fr)

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WO2017152983A1 (fr) * 2016-03-10 2017-09-14 Punch Powertrain N.V. Transmission à variation continue et procédé de transfert de couple
CN107276307A (zh) * 2017-07-17 2017-10-20 哈尔滨博实通利动力装备股份有限公司 一种机电一体化永磁驱动系统

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