EP1507679A1 - Systeme d'entrainement pour vehicule comprenant un moteur a combustion interne et un moteur electrique - Google Patents

Systeme d'entrainement pour vehicule comprenant un moteur a combustion interne et un moteur electrique

Info

Publication number
EP1507679A1
EP1507679A1 EP03718767A EP03718767A EP1507679A1 EP 1507679 A1 EP1507679 A1 EP 1507679A1 EP 03718767 A EP03718767 A EP 03718767A EP 03718767 A EP03718767 A EP 03718767A EP 1507679 A1 EP1507679 A1 EP 1507679A1
Authority
EP
European Patent Office
Prior art keywords
energy store
pole
energy
inverter
drive system
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.)
Withdrawn
Application number
EP03718767A
Other languages
German (de)
English (en)
Inventor
Hermann Bosch
Horst Brinkmeyer
Anton Di Heni
Roland Kemmler
Markus Krauss
Dietrich Sahm
Hans-Christoph Wolf
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.)
Mercedes Benz Group AG
Original Assignee
DaimlerChrysler AG
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
Priority claimed from DE10231379A external-priority patent/DE10231379B3/de
Application filed by DaimlerChrysler AG filed Critical DaimlerChrysler AG
Publication of EP1507679A1 publication Critical patent/EP1507679A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—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
    • B60K6/28—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 electric energy storing means, e.g. batteries or capacitors
    • 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
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • B60L15/2009—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
    • B60L50/15—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with additional electric power supply
    • 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
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N11/0862—Circuits or control means specially adapted for starting of engines characterised by the electrical power supply means, e.g. battery
    • F02N11/0866—Circuits or control means specially adapted for starting of engines characterised by the electrical power supply means, e.g. battery comprising several power sources, e.g. battery and capacitor or two batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
    • H02J7/1423—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle with multiple batteries
    • 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
    • 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
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N2011/0881—Components of the circuit not provided for by previous groups
    • F02N2011/0885—Capacitors, e.g. for additional power supply
    • 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
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N2011/0881—Components of the circuit not provided for by previous groups
    • F02N2011/0888—DC/DC converters
    • 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
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N2011/0881—Components of the circuit not provided for by previous groups
    • F02N2011/0896—Inverters for electric machines, e.g. starter-generators
    • 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
    • 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
    • Y02T10/64—Electric machine technologies in electromobility
    • 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
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • 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
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T10/72—Electric energy management in electromobility

Definitions

  • the invention relates to a drive system with an internal combustion engine for a motor vehicle and a method for operating a drive system with an internal combustion engine for a motor vehicle.
  • starters are used to start the internal combustion engine.
  • generators are provided in the vehicle, which among other things serve, in particular, for the so-called recuperation of braking energy, for example.
  • Both the starter and the generator are electrical machines.
  • the introduction of the so-called start / stop operation and the use of the recuperated energy can lead to sustainable fuel savings.
  • the start / stop operation cannot be represented with today's series starters and their mechanical connections to a drive train due to comfort and durability problems.
  • the mechanical integration into a drive train takes place by engagement or by means of a dry gear.
  • the components starter and generator can each be optimized for their actual function.
  • a starter / generator for an internal combustion engine of a motor vehicle is known from EP 0 876 554 B1, which has an electrical induction machine that performs the starter and generator function and an inverter.
  • the inverter is provided with an intermediate circuit that has a higher voltage level than an on-board electrical system.
  • the intermediate circuit is equipped with an energy store for storing energy for starter operation.
  • the energy withdrawal from the intermediate circuit in the start mode of the electrical machine and the energy feed into the intermediate circuit in generator operation take place at the increased voltage level.
  • the increased voltage level is preferably 350V. It is an object of the invention to provide a drive system for a motor vehicle with an internal combustion engine and an electrical machine. It is a further object of the invention to provide a method for operating such a drive system.
  • the invention is characterized in that a first energy store and a second energy store, which preferably corresponds to an on-board electrical system battery, are interconnected in such a way that when the electrical machine is started, an electrical voltage is provided which is above the on-board electrical system voltage.
  • the first energy store can be designed as a high-performance store with low energy content, which alone or together with the second energy store delivers a higher current than the second energy store alone.
  • the invention has the advantage that the required starting power, in particular the required cold starting power, or the electrical voltage or electrical current made available to the electrical machine during the starting process can be scaled as desired. This scalability of the starting power enables the drive system according to the invention to be used in different motorizations of a vehicle series.
  • the use of two energy stores or power stores results in a high recuperation potential. Furthermore, the cycle load of the individual energy stores, in particular of the vehicle electrical system, is reduced by using two energy stores. energy storage or the electrical system battery, low.
  • the use of the invention leads to the necessary driving comfort during start / stop operation and to an increased service life of the components involved.
  • a stabilized vehicle electrical system can be implemented during start / stop operation and recuperation.
  • the invention is characterized by significantly lower cost 'in the realization.
  • FIG. 1 is a schematic representation of an electrical machine with an inverter and a first and a second energy store
  • FIG. 2 shows a schematic representation of a first embodiment of an electrical machine with an inverter, switching units and a first and a second energy store
  • FIG. 3 shows a schematic illustration of a second embodiment of an electrical machine with an inverter, a switching unit and a first and a second energy store
  • Fig. 4 is a schematic representation of a third embodiment of an electrical machine with an inverter, a switching unit, one opposite second exemplary embodiment additional switching unit and a first and a second energy store,
  • FIG. 5 shows a schematic illustration of a fourth embodiment of an electrical machine with an inverter, a switching unit and a first and a second energy store and
  • FIG. 6 shows a schematic representation of a fifth embodiment of an electrical machine with an inverter, a switching unit, an additional switching unit compared to the fourth exemplary embodiment and a first and a second energy store.
  • the electrical machine 1 shows a schematic representation of an electrical machine 1, an inverter 2 and a first energy store 3 and a second energy store 4.
  • the electrical machine 1 is preferably an electrical three-phase machine, for example a synchronous machine or a transverse flux machine, which can be operated and used as a starter / generator for an internal combustion engine (not shown) of a motor vehicle.
  • Each phase, not shown, of the electrical machine 1 is connected to the inverter 2 via a line (not shown).
  • the inverter 2 contains switching elements, in particular semiconductors such as so-called IGBTs and / or MOSFETs.
  • Each phase is preferably assigned a half-bridge arrangement, not shown, consisting of two switching elements with rectifier elements or freewheeling diodes connected in anti-parallel.
  • An inverter 2 can also be understood to mean power electronics, a converter or a converter.
  • a first energy store 3 is connected to the inverter 2 via two lines (not shown). About another not specified The inverter 2 is connected to a second energy store 4.
  • An on-board electrical system can preferably be connected to the inverter 2 in parallel with the second energy store 4 via this line, which is not identified in any more detail. This is indicated by the dotted line in FIG. 1.
  • An energy store is also understood to mean a power store.
  • a so-called supercapacitor also called SuperCap or UltraCap
  • a battery or a combination of a supercapacitor and a battery can also be used.
  • a battery, in particular a vehicle battery is preferably used as the second energy store 4.
  • a supercapacitor or a combination of battery and supercapacitor can be used.
  • the nominal voltage of the vehicle electrical system is preferably 14 V and the nominal voltage of the second energy store 4 is 12V.
  • FIG. 2 shows a schematic illustration of a first embodiment of an electrical machine 1, an inverter 2, a switching unit 10 and a first energy store 3 and a second energy store 4.
  • FIG. 2 shows a specific embodiment of FIG. 1. Functionally the same components provided with the same reference numerals as in FIG. 1.
  • the phases (not shown) of the electrical machine 1, which can be operated and used as a starter / generator for an internal combustion engine (not shown) of a motor vehicle, are connected to the inverter 2 via lines (not shown).
  • the inverter 2 is connected to ground 9 via a line which is not closer.
  • the ground 9 is preferably formed by a vehicle body.
  • the inverter 2 is connected via a line 7 to a first pole of the first energy store 3, which pole is not designated in any more detail.
  • the second pole, not designated in any more detail, of the first energy store 3 bears against ground 9.
  • the inverter 2 is connected via a line 6 to a first pole of the second energy store 4, which pole is not shown in detail.
  • the second pole, not identified in more detail, of the second energy store 4 is connected to ground 9.
  • the first pole of the first energy store 3 is connected via a line 8 to the first pole, not specified, of the second energy store 4.
  • a preferably bidirectional DC / DC converter 12 is arranged in line 8.
  • the first energy store 3 and the second energy store 4 are connected in parallel.
  • An on-board electrical system 5 is connected to the line 6 or to the first pole of the second energy store 4 via a line (not shown). In the electrical system 5, for example, electrical consumers such as fans, wiper motors, control devices, lights or light bulbs are arranged.
  • a switching unit 10 is provided in line 6 between the inverter 2 and the second energy store 4.
  • a switching unit 10 is also provided in line 7 between the inverter 2 and the first energy store 3.
  • the switching units 10 preferably consist of two switching elements, not specified, to which so-called reverse diodes, not specified, can be assigned.
  • the switching elements of the switching unit 10 can be controlled via a control unit 11. The control takes place via lines not specified.
  • the electrical machine 1 can be supplied with energy either only by the first energy store 3 or only by the second energy store 4 or by both energy stores 3, 4.
  • the control / regulation of which of the energy stores 3, 4 for supplying the electrical ma- Schine 1 is used by the control unit 11 and the switching units 10. Accordingly, the recuperation or the recovery and storage of electrical energy from, for example, the braking energy of a motor vehicle by storing the energy in the first energy storage 3 or by storing the energy in the second energy storage device 4 or by storing the energy in both energy storage devices 3 and 4.
  • the recovered electrical energy can also be fed directly into the electrical system 5 via line 6. This direct feed into the vehicle electrical system 5 can take place parallel to the charging of the second energy store 4.
  • the vehicle electrical system 5 can also be supplied from the first energy store 3 and / or the second energy store 4 if the latter have a corresponding charging quantity.
  • charging of the first energy store 3, which is preferably a supercapacitor or a SuperCap / UltraCap may be necessary. This charging can take place by means of the second battery 4 or by means of recuperation by means of recovered energy.
  • the first pole of the first energy store 3 is preferably at a potential which is between 8 and 20V.
  • the first energy store 3 preferably has a nominal voltage of 20V.
  • the first pole of the second energy store 4 is preferably at a potential of 14V.
  • the second energy store 4 preferably has a nominal voltage of 12V.
  • FIG. 3 shows a schematic illustration of a second embodiment of an electrical machine 1, an inverter 2, a switching unit 13 and a first energy store 3 and a second energy store 4.
  • the first energy store 3 and the second energy store 4 are in series connected. Components with the same function as in the previous figures are provided with the same reference symbols.
  • the phases, not shown, of an electrical machine 1 are connected to the inverter 2 via lines, which are not specified, which is connected to ground 9 via a line, which is not specified.
  • a first pole, not designated in any more detail, of a first energy store 3 is connected to the inverter 2 via a line 7.
  • a first pole (not shown) of a second energy store 4 is connected to the inverter 2 via a line 6.
  • the second pole, not designated in more detail, of the first energy store 3 is connected to the line 6 and thus connected to the first pole of the second energy store 4.
  • the second, not specified pole of the second energy store 4 is connected to ground 9.
  • the first pole of the first energy store 3 is connected via a line 8, in which a DC / DC converter is arranged, to the line 6 or to the first pole of the second energy store 4 connected.
  • a further line (not identified in any more detail) is connected to line 6 or to the first pole of second energy store 4, which line represents a connection to an electrical system.
  • the connection to the vehicle electrical system is shown by a dotted line.
  • a switching unit 13 is arranged between the inverter 2 and the energy stores 3, 4.
  • This switching unit preferably contains two switching elements, not specified, for example semiconductor switches, to which reversed diodes, which are not specified, can be assigned.
  • the switching elements of the switching unit 13 are controlled via a control unit 11, not shown.
  • One switching element of the switching unit 13 is arranged in the line 7 between the inverter 2 and the first energy store 3.
  • the second switching element of the switching unit 13 is in the line 6 between the inverter ter 2 and the second energy storage 4 arranged.
  • the switching elements of the switching unit 13 serve to control the current flows via the energy stores 3, 4.
  • the current flow preferably takes place from the vehicle electrical system or the second energy store 4 via the first energy store 3 to the electrical machine 1 electrical energy can only be obtained from the second energy store 4.
  • Recovered energy for example by braking a motor vehicle, can be fed into the vehicle electrical system via line 7 and the first energy store 3 for recuperation and for supplying the vehicle electrical system.
  • the recovered energy can also be fed directly into the vehicle electrical system via line 6, for example when the first energy store 3 is fully charged.
  • the second energy store 4 can also be charged with the recovered energy.
  • the electrical system can be supplied with electrical energy from the first energy store 3.
  • the electrical system can also be supplied with electrical energy by means of the second energy store 4.
  • the first energy store 3 can be charged by electrical energy of the second energy store 4.
  • the second pole of the first energy store 3 and the first pole of the second energy store 4 are preferably at a potential of 14V.
  • the first pole of the first energy store 3 is preferably at a potential of 14 V + a voltage with the value x V.
  • This additional, additive voltage x results from the voltage across the first energy store 3 is applied.
  • the voltage with which the electrical machine can be supplied thus results from an addition of the voltage which is present across the first energy store 3 to the potential which is present at the first pole of the second energy store 4 or at the second pole of the first energy store 3 is present.
  • the value of the additional voltage x can be adapted to the specific requirements of a motorization or a vehicle within a series.
  • a particularly easily scalable voltage x can be realized by using a plurality of supercaps or supercapacitors, which are interconnected and which, for example, are dimensioned in steps of approximately 2.5 V, as the first energy store 3.
  • the individual SuperCaps are preferably connected together in series. To achieve the voltage potential increased by x, therefore, only a minimum of additional storage volume to the second energy store 4 in the form of the first energy store 3 is advantageously required.
  • FIG. 4 shows a schematic illustration of a third embodiment of an electrical machine 1, an inverter 2, switching units 13 and a first energy store 3 and a second energy store 4.
  • FIG. 4 shows a further development of the embodiment shown in FIG. 3. Functions having the same effect Components are given the same reference numerals as in the previous figures.
  • a further, second switching unit 13 is provided.
  • the second switching unit 13 connects the first switching unit 13 to ground 9. Between the first and the second switching unit 13 there is a connection to the first pole, not specified, of the second energy store 4. This connection represents part of the line 6.
  • the second switching unit 13 also has two switching elements, not designated in any more detail to which reverse diodes, which are not described in more detail, can be assigned.
  • the inverter 2 is not connected directly to the ground 9, but rather to the connection point of the first and the second switching element of the switching unit 13.
  • starting processes and drive support can advantageously be carried out solely by the first energy store 3.
  • recuperation or the storage of recovered energy can take place solely in the first energy store 3.
  • Starting processes, drive support and recuperation no longer have to be carried out via the second energy store 4. This leads to a reduction in the cycle load and thus to an increase in the service life of the second energy store 4.
  • This also leads to a stabilization of the vehicle electrical system or to a stabilized vehicle electrical system.
  • the second energy store 4 is preferably used to assist.
  • a second pole of the first energy store 3 and a first pole of a second energy store 4 are at a common potential.
  • the first pole of the first energy store 3 is preferably at a potential which is higher than the potential at the second pole of the first energy store 3 and at the first pole of the second energy store 4.
  • the potential at the second pole of the first energy store 3 and at the first pole of the second energy store 4 is in turn preferably increased compared to the potential at the second pole of the second energy store 4.
  • the second pole of the second energy store 4 is preferably connected to ground 9, which can be implemented by the vehicle body.
  • 5 shows a schematic illustration of a fourth embodiment of an electrical machine 1, an inverter 2, a switching unit 13 and a first energy store 3 and a second energy store 4.
  • an electrical machine 1 which can be operated and used as a starter / generator for an internal combustion engine (not shown) of a motor vehicle, is connected to an inverter 2 via lines that are not identified in any more detail.
  • the inverter 2 is connected via a line 6 to a first pole, not designated in more detail, of a second energy store 4.
  • the second pole of the second energy store 4, which is not specifically identified, is preferably grounded 9.
  • the inverter 2 is connected to a switching unit 13 via a line, which is not specifically identified.
  • the switching unit 13 has two switching elements, not identified in any more detail, to which reversed diodes, which are not specified in any more detail, can be assigned.
  • the connection point of the inverter 2 to the switching unit 13 via a line (not shown) is between the two switching elements.
  • the Pole with the lower potential of the switching unit 13 is preferably connected via a line 7 to a second pole of a first energy store 3, which pole is not further identified.
  • the pole of the switching unit 13, which is present at a potential which is higher than the other pole, is preferably at ground 9.
  • a second pole of the first energy store 3, which is not specifically identified, is likewise preferably at ground 9.
  • the second pole of the first energy store 3 is connected via a line 8 to the line 6 or to the first pole of the second energy store 4.
  • a DC / DC converter 12 is arranged in line 8 and is connected to ground 9 via a line (not shown).
  • the mass 9 is preferably formed by a vehicle body.
  • the first pole of the second energy store 4 is preferably at a potential of 14V.
  • the second pole of the first energy store 3 is preferably at a potential of - x V.
  • the voltage with which the electrical machine can be supplied thus results from a subtraction of the potential which is present at the second pole of the first energy store 3 from the potential which is present at the first pole of the second energy store 4 or from an addition of the amount the potential which is present at the second pole of the first energy store 3 to the potential which is present at the first pole of the second energy store 4.
  • FIG. 6 shows a schematic representation of a fifth embodiment of an electrical machine 1, an inverter 2, switching units 13, a first energy store 3 and a second energy store 4
  • Embodiment of FIG. 6 compared to the embodiment of FIG. 5 correspond to the differences of the embodiment of FIG. 4 compared to the embodiment of FIG. 3.
  • An additional switching unit 13 is provided, which is connected to the inverter 2 and the line 6.
  • the second switching unit 13 preferably has two switching elements, to which reversed diodes (not shown) can be assigned, and between which a line is provided which connects the switching unit 13 to the inverter 2.
  • One pole of the switching unit 13 is connected to the line 6.
  • the other pole of the switching unit 13, which is at a lower potential, preferably at ground 9, is connected to the first switching element 13.
  • start processes, drive support processes and recuperation can be carried out via the first energy store 3 without including the second energy store 4.
  • a first pole of a first energy store 3 and a second pole of a second energy store are at a common potential.
  • the first pole of the second energy store 4 is preferably at a potential which is higher than the potential at which the second pole of the second energy store 4 and the first pole of the first energy store 3 lie.
  • the second pole of the first energy store 3 is preferably in turn at a potential which is lower than the potential at which the first pole of the first energy store 3 and the second pole of the second energy store 4 lie.
  • the first pole of the first energy store 3 and the second pole of the second energy store 4 are preferably at ground 9. If the first pole of the first energy store 3 is at ground 9, then the second pole of the first Energy storage 3 at a negative potential.
  • the electronic units shown in the embodiments of FIGS. 1-6, given by the inverter 2, the switching units 10, 13 and the DC / DC converter 12 can be integrated in an overall electronic unit.
  • This overall electronics unit can be located in a housing.
  • the switching elements or power switches provided in the switching units can preferably be implemented by semiconductor components, such as IGBTs and / or MOSFETs. These are preferably connected in half bridges.
  • the described embodiments can not only be used with 14V electrical systems, but are also suitable for combination with electrical systems with other nominal voltages, such as a 42V electrical system.
  • a corresponding on-board electrical system battery or a corresponding energy store 4 is to be provided.
  • the second energy store 4 should preferably have a nominal voltage of 36V.
  • the voltage of 14 + x V or nominal voltage of an on-board electrical system + x V provided by the invention can be used as the nominal voltage for a further on-board electrical system which can be integrated into a vehicle.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Hybrid Electric Vehicles (AREA)

Abstract

La présente invention concerne un dispositif et un procédé pour faire démarrer un moteur à combustion interne de véhicule, le moteur à combustion interne étant associé à un moteur électrique (1) qui fonctionne en tant que démarreur/générateur. Au démarrage, le moteur électrique (1) est alimenté en une tension qui résulte de l'addition ou de la soustraction des tensions appliquées à un premier et un second accumulateur d'énergie (3, 4).
EP03718767A 2002-05-24 2003-04-17 Systeme d'entrainement pour vehicule comprenant un moteur a combustion interne et un moteur electrique Withdrawn EP1507679A1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE10223320 2002-05-24
DE10223320 2002-05-24
DE10231379A DE10231379B3 (de) 2002-05-24 2002-07-11 Antriebssystem für ein Kraftfahrzeug mit einem Verbrennungsmotor und einer elektrischen Maschine
DE10231379 2002-07-11
PCT/EP2003/004021 WO2003099605A1 (fr) 2002-05-24 2003-04-17 Systeme d'entrainement pour vehicule comprenant un moteur a combustion interne et un moteur electrique

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EP1507679A1 true EP1507679A1 (fr) 2005-02-23

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EP03718767A Withdrawn EP1507679A1 (fr) 2002-05-24 2003-04-17 Systeme d'entrainement pour vehicule comprenant un moteur a combustion interne et un moteur electrique

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Country Link
EP (1) EP1507679A1 (fr)
JP (1) JP4166753B2 (fr)
WO (1) WO2003099605A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2917915B1 (fr) * 2002-08-26 2014-12-19 Valeo Equip Electr Moteur Dispositif et procede de commande d'une machine electrique tournante pour vehicule
JP4840359B2 (ja) * 2005-05-17 2011-12-21 パナソニック株式会社 エンジン始動装置
JP4506571B2 (ja) * 2005-06-07 2010-07-21 トヨタ自動車株式会社 車両用電源システムおよび車両
US7649335B2 (en) 2005-06-07 2010-01-19 Toyota Jidosha Kabushiki Kaisha Vehicular power supply system and vehicle
FR2928049B1 (fr) * 2008-02-22 2012-06-01 Peugeot Citroen Automobiles Sa Cellule pour dispositif de stockage d'energie electrique et systeme d'alimentation electrique du reseau de bord d'un vehicule.
US8164206B2 (en) 2009-03-26 2012-04-24 Ford Global Technologies, Llc Methods and systems for engine start control
DE102009028147A1 (de) 2009-07-31 2011-02-03 Robert Bosch Gmbh Schaltungsanordnung für ein Bordnetz
WO2012032585A1 (fr) * 2010-09-10 2012-03-15 Three Eye Co., Ltd. Système électrique à réponse élevée pour véhicule

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1465693A (en) * 1973-05-11 1977-02-23 Cav Ltd Road vehicle electrical systems
JPH0360330A (ja) * 1989-07-27 1991-03-15 Isuzu Motors Ltd 電源装置
EP0847487B2 (fr) 1995-08-31 2004-10-20 Continental ISAD Electronic Systems GmbH & Co. oHG Systeme d'entrainement avec moteur d'entrainement, moteur electrique et batterie
US5710699A (en) * 1996-05-28 1998-01-20 General Electric Company Power electronic interface circuits for batteries and ultracapacitors in electric vehicles and battery storage systems
NL1011483C2 (nl) * 1999-03-08 2000-09-12 Hendrik Oldenkamp Inrichting voor het omzetten van een gelijkstroom in een wisselstroom.
US6323608B1 (en) * 2000-08-31 2001-11-27 Honda Giken Kogyo Kabushiki Kaisha Dual voltage battery for a motor vehicle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO03099605A1 *

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JP4166753B2 (ja) 2008-10-15
JP2005530081A (ja) 2005-10-06

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