WO2011138181A1 - Unité d'entraînement électrique - Google Patents

Unité d'entraînement électrique Download PDF

Info

Publication number
WO2011138181A1
WO2011138181A1 PCT/EP2011/056435 EP2011056435W WO2011138181A1 WO 2011138181 A1 WO2011138181 A1 WO 2011138181A1 EP 2011056435 W EP2011056435 W EP 2011056435W WO 2011138181 A1 WO2011138181 A1 WO 2011138181A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive unit
electric drive
electric
unit according
combustion engine
Prior art date
Application number
PCT/EP2011/056435
Other languages
German (de)
English (en)
Inventor
Andreas Inhoff
Ullrich Hesse
Walter Zipp
Original Assignee
Ipetronik Gmbh & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ipetronik Gmbh & Co. Kg filed Critical Ipetronik Gmbh & Co. Kg
Publication of WO2011138181A1 publication Critical patent/WO2011138181A1/fr

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
    • B60K6/42—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
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
    • 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
    • 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
    • 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
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • 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
    • B60K2006/262—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 the motor or generator are used as clutch, e.g. between engine and driveshaft
    • 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
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

Definitions

  • the invention relates to an electric drive unit for a motor vehicle having a combustion engine according to the preamble of claim 1 and a motor vehicle according to the preamble of claim 22.
  • Combustion engine as well as an electric machine have, as well as in vehicles with pure electric drive, the electric machine is operated as needed as a motor or as a generator.
  • the electromagnetically active components of the electric machine are firmly divided into a rotor and a stator.
  • Object of the present invention is therefore to provide an electric drive unit for a motor vehicle having a motor vehicle, which is inexpensive to produce and which is particularly versatile.
  • an electric drive unit for a motor vehicle having a motor vehicle is proposed, which has the features of claim 1.
  • the electric drive unit is intended for use in a motor vehicle having an internal combustion engine and has an electric machine which has an inner element and an outer element arranged coaxially therewith, wherein at least the inner element is rotatably mounted to the outer element. It is also conceivable that both elements are rotatably mounted to each other, so that both the outer and the inner member is optionally used as a stator or as a rotor Furthermore, the electric drive unit with a
  • Electric machine connected to the drive range, which is at least indirectly coupled to the engine and thus by the internal combustion engine
  • the electric drive unit has an output region connected to the electric machine, which can be coupled to drive at least one wheel at least indirectly thereto.
  • the drive region thus serves to drive at least one wheel and is connected for this purpose at least via intermediate shafts or the like with this.
  • the driving area and the driven area so to speak, include the electric machine, i. in that the drive region and the output region are arranged along an axis of rotation of the electric machine, wherein the drive region is arranged on one side of the electric machine and
  • the drive unit knows at least one coupling means for releasing and producing a non-rotatable connection between it
  • the outer element and the inner element are arranged coaxially to each other, that is, on a common axis, but that the two elements in the direction of
  • the outer member of the electric machine may be formed as a rear member with respect to the rotation axis of the electric machine.
  • the electric machine penetrates in this embodiment, for example, a drive shaft, wherein the front element and the rear element preferably have substantially the same diameter.
  • the term "outer element” and “inner element” in this embodiment does not limit the arrangement of the part.
  • the electric drive unit according to the present invention can be easily integrated into the driveline of a motor vehicle and, alin or in combination with the internal combustion engine, enables a variety of modes that enable efficient energy management of the vehicle.
  • the electric drive unit can work both as a motor and as a generator. It is also advantageous that the electric drive unit optionally a purely internal combustion engine driving and a pure
  • the Eiektromaschine supports the engine during the propulsion of the motor vehicle by working as a motor, so that the overall performance of the motor vehicle ⁇ is increased. It is conceivable, but, conversely, that the Eiektromaschine when accelerating the vehicle operates by the internal combustion engine in the generator operation, and ⁇ taps off a portion of the acceleration performance.
  • the electric drive unit can also be used as a starter for the motor vehicle.
  • the electric drive unit can be integrated in almost any motor vehicle with internal combustion engine, especially in cars, but also in trucks, land vehicles, garbage trucks or the like.
  • the electric drive unit preferably has fixing means for selective
  • the fixing means are preferably designed as suitable brakes or blocking devices which block either the inner member or the outer member rotationally fixed, ie prevent at least temporarily from rotating.
  • Particularly preferred is also an electric drive unit, in which the
  • Output section is connected to the inner element of the Eiektromaschine or in other words is associated with the inner element.
  • the output area is assigned to the outer element of the electric machine, i. E. communicates with this.
  • the output area is assigned to the outer element of the electric machine, i. E. communicates with this.
  • Drive area to be connected to the inner element of the Eiektromaschine, or the drive area is connected to the outer element of the Eiektromaschine
  • the coupling means is rotatably connected to the outer element and engages in the activated state for producing a rotationally fixed connection between the drive region and the output region on the inner element.
  • the Kuppiungsmittel is rotatably connected to the inner member and engages in the activated state for producing a rotationally fixed connection between the drive portion and the output portion of the outer member.
  • the coupling means is simultaneously designed to release a rotationally fixed connection between the output region and the drive region of the electric motor, so that the output region and the drive region can rotate independently of one another at different rotational speeds.
  • the coupling means is simultaneously designed to release a rotationally fixed connection between the output region and the drive region of the electric motor, so that the output region and the drive region can rotate independently of one another at different rotational speeds.
  • Coupling means are formed quasi two-part and comprise a first Kupplungsseiement and a second coupling element, wherein the first coupling element passes through the inner element on the drive side and the second coupling element passes through the inner element on the output side.
  • the inner element or the outer element is at least indirectly displaceable by the internal combustion engine, so for example by the transmission output in rotary motion, while the other element for driving at least one wheel of the
  • Motor vehicle is formed. This also makes it possible in an advantageous manner that the inner element and the outer element optionally as a stator or as a rotor can serve. Here, it is preferably still provided that the inner member and the outer member are rotatably mounted to each other.
  • a further embodiment may be configured such that the inner element is designed as a rotor and the outer element as a stator and the inner element can be coupled to the internal combustion engine and to at least one wheel, i. that is, the inner member is connected to the drive portion and the driven portion, while the outer member is not connected to either member.
  • the outer element is connected to the output region, so that therefore both the inner element and the outer element are connected to the output region.
  • an electric machine whose inner element has permanent magnets and whose outer element has a winding package.
  • the winding package of the outer element is preferably fed via sliding contacts, which in the blocked operation, ie when the coupling means are activated and connect the inner member and the outer member rotationally fixed, displaced away from the shaft, in particular pivoted away or folded away.
  • the sliding contacts are thus preferably displaceable from a first to a second functional position, when the inner element and the outer element form a rigid drive to realize a pure internal combustion engine operation.
  • the sliding contacts have the additional advantage that no complex electrical control of the electric machine is needed.
  • the inner element of the electric machine can be coupled to the transmission output.
  • the outer element is then preferably connected to the differential and is designed in this way for driving at least one wheel of the motor vehicle.
  • Electric drive unit between the engine or between the transmission and the differential is particularly advantageous because in this way a single electric drive unit is sufficient to realize a variety of functions and modes.
  • the inner element of the electric machine with a Wiengeienkwelle associated with a wheel is connectable.
  • the electric machine can be operated as a motor and as a generator, wherein obtained in the generator mode
  • Energy can feed a battery and / or at least one other drive machine or the like can be fed.
  • connection adapter element of a spezieilen wheelset is connectable, so that the electric drive unit is at least partially, preferably completely integrated into a wheelset.
  • the outer element of the electric machine is then
  • a motor vehicle with an internal combustion engine, a transmission and a differential with the features of claim 22 is proposed.
  • the motor vehicle is characterized in that it has a cooperating with the internal combustion engine electric drive unit according to one of claims 1 to 21. This results in the advantages already outlined above.
  • the electric drive unit is arranged in the drive train of the vehicle between the internal combustion engine or the transmission and the differential.
  • an electric drive unit is arranged in the drive train of the vehicle between the differential and an associated wheel.
  • One element of the electric machine of the electric drive unit is then preferably connected to the differential and the other element to the funnelgeienkwelle.
  • the electric drive unit is integrated as an intermediate element in a shaft driven by the internal combustion engine.
  • Drive unit is at least partially, but preferably completely integrated into a wheel, which has a rim and a hub, which are rotatably connected to each other.
  • the drive unit then preferably has switchable clutch center integrated in the wheelset! for non-rotatable connection of the inner and the Preferably, the inner member is connected to the hub and the outer member to the rim of the wheelset.
  • Fig. 1 is a schematic sectional view of a in a wheelset
  • Fig. 2 is a schematic plan view of a motor vehicle with an intermediate
  • Fig. 3 is a schematic representation of two arranged between the differential and the universal joint of the wheels electrical
  • Fig. 4 is a schematic detail view of the electric drive unit
  • Fig. 5 is a schematic detail view of the electric drive unit
  • Fig. 6 is a schematic detail view of the electric drive unit
  • Fig. 7 is a schematic detail view of the electrical Anträebsaku
  • Fig. 8 is a schematic detail view of the electric drive unit
  • Fig. 9 is a schematic detail view of the electric drive unit
  • FIG. 1 shows an electric drive unit 1 according to a first embodiment of the invention.
  • the electric drive unit 1 comprises an electric machine 3 which has an inner element 5 and a coaxially arranged outer, ie radial
  • the electric drive unit 1 has fixations which effect a selective blocking of a rotational movement of the inner element 5 or of the outer element 7, so that the inner element 5 and the outer element 7 can be selectively operated as a rotor and as a stator, as will be described later is explained.
  • a braking device 9 which serves to prevent rotational movement of the inner member 5, so that when an activation or actuation of the braking device 9, the inner member 5 of the electric machine 3 to the stator.
  • the brake device 9 is attached to the suspension 11 and engages a peripheral circumferential projection of the shaft extension 13, which is connected to the Achswellenantrieb or with the universal joint shaft 15, which in turn connected to the differential, not shown here via the transmission to the engine is. If the brake device 9 is released and a switchable coupling 17 is activated, which connects the funnelgelenkweile 15 with the inner member 5, 15, a rotational movement of the inner member 5 can be effected via the engine, the transmission, the differential and the Achswellenantrieb.
  • the electric drive unit 1 is integrated into a special wheel set 19 at least in regions, namely, in particular, with the electric machine 3 in FIG. 1 according to a first embodiment.
  • the wheel set 19 comprises a rim 21, which carries a tire 23 and a hub 25, wherein the hub 25 and the rim 21 are rotatably connected to each other via a bearing 27, in particular a rolling bearing.
  • FIG. 1 makes it clear that the hub 25 is formed by the radially inward-lying element of the bearing 27.
  • the wheelset 19 is connectable via an adapter element 29 to the wheel hub 31 of any vehicle.
  • the adapter element 29 is designed such and in particular has a pitch circle number and corresponding diameter, which are tuned to a particular vehicle type, so that the special wheelset 19 with almost any vehicle is connectable.
  • the adapter element 29 is fittingly inserted into the hub 25 and against an axial displacement relative to the hub 25th secured.
  • the Adaptereiement 29 and the hub 25 are preferably connected to each other preferably non-rotatably.
  • FIG. 1 makes it clear that the outer member 7 of the electric drive unit 1 is disposed on an inner surface of the rim 21, the outer member 7 extending annularly on the inner surface of the rim 21.
  • the inner element 5 is arranged on the wheel hub 31 or directly on the hub 25.
  • the electric ant iebshim 1 has a drive region A, which is in the embodiment of FIG. 1 with the inner element 5 in conjunction and essentially by the universal joint shaft 15, the shaft extension 13 the
  • the electric drive unit 1 has an output region B, which is connected to the outer element 7 and is essentially formed by the rim 21.
  • the electric drive unit 1 further comprises a coupling means 33, which can solve or establish a rotationally fixed connection between the drive portion A and the output portion B de electric drive unit 1, whereby simultaneously a rotationally fixed connection between the inner member 5 and the outer member 7 is effected.
  • the coupling means 33 is non-rotatably connected to the output area B, namely connected to the rim 21 and switchable, so that upon activation of the coupling means 33 this acts on an end face 35 of the adapter element 29, ie on the drive region A and thus a rotationally fixed connection between the can create both elements.
  • the suspension Ii is connected via a bearing 37 with the switchable coupling 17 having shaft extension 13, so that when a dissolved
  • the inner element 5 preferably has a permanent magnet or is designed as such, while the outer element 7 preferably as a Wickiungsever is designed, which can be fed via sliding contacts. If that
  • Coupling means 33 is activated and thus a relative rotational movement between the inner member 5 and the outer member 7 is excluded, the sliding contacts can be swiveled away or -geklappt, whereby unnecessary wear, friction and noise are avoided, If the coupling means 33 is thus activated, the inner member 5 is rigidly connected to the outer member 7 and forms a rigid drive.
  • the electric machine 3 virtually forms a wheel hub motor, but the inner element 5 and the outer element 7 can optionally function as a rotor or as a stator.
  • the inner element 5 and the outer element 7 thus form a "double rotor".
  • the fixing means, which allow a blocking of the inner element 5 and the outer element 7, are described in US Pat
  • Blocking of the inner member 5 can cause, and by the vehicle brake, not shown in Fig. 1, which can cause a blocking of the outer member 7.
  • Front-wheel drive has. The same can of course also apply to a vehicle with rear-wheel drive or four-wheel drive. Numerous operating modes can be realized by the electric drive unit 1 according to the invention, in particular by the combination of the electric machine 3 and its (indirect) connection to the internal combustion engine and the shiftable clutch 17 and the braking device 9
  • Vehicle overall system achieve high efficiencies. This is especially true for the choice of favorable operating points of the internal combustion engine for any speed to be traveled. Especially for agricultural vehicles, the concept supports practical applications. So offers the generator operation of the wheel hub motors rival vehicle with a very powerful mobile power source. Similarly, the wheel hub motors allow finely controlled maneuvering at very slow speeds. Also for refuse vehicles, the electric drive unit 1 is suitable according to the invention.
  • the electric drive unit 1 in conjunction with the internal combustion engine of the motor vehicle, not shown here, it is possible in an advantageous manner that the wheelset 19 is driven exclusively by the internal combustion engine.
  • the Kupplungsmittei 33 are activated, which engage the end face 35 of the adapter element 29 and thus prevent a relative rotational movement between the inner member 5 and the outer member 7.
  • the inner member 5 and the outer member 7 then form a rigid drive.
  • this also allows a pure electromotive driving operation.
  • the Kupplungsmittei 33 is released, so that is a
  • the switchable coupling 17 is closed and the braking device 9 is activated, whereby a rotational movement of the axle drive or the
  • Combustion engine preferably still and is additionally blocked against towing by the braking device 9.
  • the electric machine 3 is preferably powered by a battery, not shown in FIG. 1.
  • the electric drive unit 1 and in particular the electric machine 3 can be used in a further operating mode as a generator and feed a battery or power other consumers.
  • the outer member 7 is prevented from rotating by corresponding fixing means, not shown here, in particular by a vehicle brake integrated in the rim 21, so that therefore a rotational movement of the rim 21 with the tire 23 is avoided.
  • the fixing means are as mentioned preferably integrated in the rim 21 of the vehicle and also serve as a vehicle brake. In this mode of operation, the outer element 7 acts as a stator.
  • the switchable coupling 17 is activated and the braking device 9 is released, so that the inner element 5 is set on the universal joint shaft 15 by the internal combustion engine in a rotary motion and thus acts as a rotor.
  • a current is induced in the electric machine 3, which in turn induces the battery or other consumers, in particular
  • the electric drive unit 1 can be used at standstill of the vehicle as a starter for the internal combustion engine.
  • the outer member 7 must be prevented by the vehicle brake to a rotational movement, so that the outer element 7 acts as a stator.
  • the inner element 5 assumes the function of the rotor in this operating mode.
  • the electric machine is then operated as a motor by appropriate activation and power supply by a battery, in particular via sliding contacts. It is understood that for this purpose the coupling means 33 must be solved.
  • the inner element 5 acting as a rotor can then be used as a handle for the internal combustion engine. According to the present invention, it is also possible to operate the electric drive unit 1 in combination with the internal combustion engine in further operating modes, as set forth below,
  • the present invention obviates this need, as will be explained below.
  • Starting speed can be raised without the engine is off.
  • an electromagnetic force is exerted on the outer member 7, which is then set in rotary motion.
  • the electric machine 3 operates in generator mode in this operating mode.
  • the starting mode described above is particularly advantageous because it allows the engine without the need for a sliding clutch when starting up to an optimal engine speed can be increased.
  • the internal combustion engine drives the motor vehicle through the inner element 5, while the electric machine 3 operates in external rotor or hub motor mode, ie additionally via the battery
  • the outer element 7 then rotates by the electromagnetic forces of the electric motor 3 at a higher speed than the inner element 5.
  • both the inner element 5 and the outer element 7 act as a rotor, whereby an increase in the Speed of the wheelset 19 and thus an increase in the total drive power results .
  • the electric machine 3 supports the engine in this operating mode.
  • activated switchable coupling means 17 and dissolved brake device 9 is another operating mode can be realized in which the rotational speeds of the engine and the electric machine 3 are "subtracted", so that is part of the drive power of the engine in the propulsion of the vehicle and another part of the drive power of the internal combustion engine is recuperated by the electric machine 3, ie in the
  • the excess drive power of the internal combustion engine i. the recovered through the recuperation of electricity can either be fed into the battery or other electric motors are supplied, such as smaller wheel hub motors on the vehicle rear axle, which serve only as a traction help.
  • FIG. 2 shows a further embodiment of an electric drive unit 1 arranged in a motor vehicle 39 in the drive train of a motor vehicle between the engine / transmission unit 41 and the differential gear 43 is.
  • the electric drive unit 1 is integrated as an intermediate element in the shaft 45 between the engine / transmission unit 41 and the differential 43, as it were.
  • the electric drive unit 1 in turn has fixing means for
  • coupling means 47 are provided for non-rotatably connecting a drive region A to a drive region B.
  • the drive region A is connected to the inner element 5 and the output region B is connected to the outer element B.
  • the Kuppiungsmittel 47 is formed here purely by way of example as a double coupling element and will also be referred to in the following. Contrary to the
  • the double coupling member 47 is rotatably connected to the drive portion A and thus connected to the inner member 5 of the electric machine 3 and engages in the activated state of the outer member 7, which is connected to the output portion B.
  • the drive region A coincides in principle with the transmission output 49 of the engine / transmission unit 41, while the output region B is formed by the shaft 45.
  • the double coupling element 47 has not only the function of producing or releasing a non-rotatable connection between the drive and the driven region, but by means of an axial displacement of the double
  • Coupling member 47 for example by means of a mechanical device in the transmission, along a rotation axis D of the electric machine 3 can also
  • the coupling means for the rotationally fixed connection of the drive region A to the output region B of the inner element 5 with the outer element 7 are to be activated, so that the double coupling element 47 so axially along the axis of rotation D in the direction of
  • Electric machine 3 must be moved, that a relative rotational movement between the drive portion A and the output portion B and thus between the inner member 5 and the outer member 7 is no longer possible and they form a rigid drive.
  • the sliding contacts abutting the outer element 5 or its winding packages are folded away, so that wear and possible noise development are avoided.
  • the wheels 51 are set in motion via the engine / gear unit 41, the shaft 45, the differential 43, and the universal joint shafts 15. It is understood that in contrast to the embodiment shown in Fig. 1 in the embodiment of FIG. 2, no special wheelsets 19 are imperative, as shown in FIG. 1.
  • the electric drive unit 1 according to the embodiment of FIG. 2 allows drive of the wheels 51 exclusively by the electric machine 3.
  • the fixing means for selectively preventing rotational movement of the inner and outer members are activated such that the outer member 7 as a rotor and the inner element 5 acts as a stator.
  • the double coupling element 47 is displaced in the direction of the internal combustion engine / embossing unit 41 in the direction of the axis of rotation D, so that it is no longer possible to move the inner element 5 relative to the transmission unit 41.
  • the inner element 5 thereby becomes the stator, while the outer element 7 acts as a rotor, which is connected to the output region B and the electric machine 3, as an external rotor motor, drives the shaft 45, which causes a rotational movement of the wheels 51.
  • the electric drive unit 1 can also be used as a generator when the vehicle is at a standstill.
  • the fixing means for selectively preventing a rotational movement of the inner member 5 or the outer member 7 are designed such that the outer member 7 acts as a stator, for example by the vehicle brakes are activated on the wheels 51. Furthermore, that is double
  • Coupling element 47 in a "neutral" position or not activated, so that so that the inner member 5 driven by the gear output 49 rotates, so that the inner member 5 forms an inner rotor, which coincides with the speed of the
  • Transmission output 49 rotates.
  • a current is induced in the electric machine 3, which in particular is supplied to one battery or to another
  • the coupling means 47 may not be activated in this operating state, so that the drive region A and the output region B are decoupled from each other.
  • the electric drive unit 1 serves as a starter of the internal combustion engine, wherein the electric machine 3 is operated as a motor and starts the internal combustion engine.
  • the outer member 7 acts as a stator, which is effected by appropriately provided fixing means, in particular by the vehicle brake, while the inner member 5 is freely rotatably mounted in the inner member 5.
  • the coupling means 47 must in turn be deactivated, so that the drive region A and the
  • Output range B are decoupled from each other.
  • a power supply via the sliding contacts to the outer member 7 a rotational movement of the inner member 5 is effected in accordance with a motor operation, so that the electric machine 3 operates in this operating mode quasi as an internal rotor motor.
  • the internal combustion engine can then be started in the manner of a conventional starter.
  • Embodiment of FIG. 2 readily possible.
  • the drive area A and the output area B must be decoupled from each other, the Kupplungsmittei 47 thus be deactivated and a relative
  • Rotary movement between the inner member 5 and the outer member 7 may be possible.
  • the double coupling element 47 is arranged in a Neutraisteliung, so that therefore both the inner Eiement 5 and the outer member 7 of the electric machine 3 act as a rotor, wherein the inner member 5 is driven via the engine / transmission unit 41 and the outer Eiement 7 on the one hand by the rotational movement of the inner member 5 and additionally by a power supply to the outer member 5 is displaced in a relative movement to the inner member 5, whereby the outer member 7 rotates faster than the inner member. 5
  • the engine can drive the vehicle, while the rotational speed of the Eiektromaschine 3, that is, the rotational speed of the outer member 7 is lower than that of the inner member 5, so that the output rotational speed at the time
  • the excess drive power of the motor can be recuperated by the electric machine, which operates in generator mode and can supply the generated power to, for example, a battery or the like, thereby enabling the internal combustion engine to operate at a particularly favorable operating point be driven.
  • Fig. 3 shows a further embodiment of the invention, in which between the differential 43 and the Wiengeienkwellen 15 which are connected to the wheels 51, not shown in Fig. 3, in each case an electric drive unit 1 is arranged.
  • the electric drive unit 1 in turn comprises a drive region A and an output region B as well as an electric machine 3 with an inner element 5 and an outer element 7. Contrary to the first two exemplary embodiments but not the inner member 5, but the outer member 7 connected to the drive portion A, while the inner member 5 is connected to the output portion B.
  • the electric drive unit 1 preferably has fixing means for selectively preventing it
  • the drive and the driven area are again decoupled from each other in the deactivated state of the coupling means 47 and only by the activation of the coupling means 47, namely by an axial displacement along the axis of rotation D in the direction of Eiektromaschine 3 rotatably coupled.
  • the coupling means 47 is preferably designed as a double coupling element and non-rotatably connected to the output region B, that is to say connected to the inner element 5.
  • fixatives and the coupling agents may also be in the double
  • Coupling 47 be united.
  • the embodiment of FIG. 3 and the rest of the Fig. 2 is particularly advantageous because a larger unsprung mass of the vehicle is avoided by the arrangement of the electric drive unit 1 in the drive train of the vehicle, since the electric drive unit 1 rather the sprung mass of Vehicle influenced.
  • the inner element 5 is designed to drive a wheel 51 of the motor vehicle 39, whereas in the two other embodiments the outer element 5 is designed to drive at least one wheel 51.
  • the outer element 5 is designed to drive at least one wheel 51.
  • the outer element 7 is an electric drive unit 1 connected to the differential 43 and from there via the shaft 45 to the internal combustion engine / transmission unit 41, not shown in FIG.
  • the area between the differential and the Eiektromaschine 3 thus forms quasi the drive section A.
  • the electric drive unit 1 allows both the inner member 5 and the outer member 7 of the electric machine 3 to function selectively as a rotor and as a stator, depending on the desired mode of operation. For this purpose, only an axial displacement of the double coupling element 47 in the direction of the axis of rotation D corresponding to the desired operating mode is necessary,
  • the double coupling member 47 is as mentioned preferably rotatably connected to the inner member 5 and thus allows by an axial displacement along the inner member 5 in the direction of the differential 43 a rotationally fixed connection between the inner member 5 and the outer member 7, so that these two Elements form a rigid connection, so a rigid drive.
  • the wheels 51 are exclusively by the
  • the outer element 7 is prevented from rotating by suitable fixing means, which for example can also be integrated in the double coupling element 47, so that the outer element 7 forms a stator.
  • suitable fixing means which for example can also be integrated in the double coupling element 47, so that the outer element 7 forms a stator.
  • the double coupling element 47 engages in an axial displacement in the direction of the differential 43 at this, so that the drive region A is blocked in this mode of operation are the
  • the electric drive unit 1 can be used as a generator by the inner element 5 at a rotational movement by suitable
  • Fixiermitte In particular, is prevented by the vehicle brake and the outer member 7 rotates indirectly driven by the internal combustion engine via the shaft 45 and the differential 43 to the inner member 5 around, so that a current is induced in the electric machine 3, which in this Operating mode preferably a battery or the like feeds.
  • the element acting as a stator should be fixed by suitable means, since otherwise it experiences electromagnetic forces due to the rotation of the rotor, which can cause it to rotate.
  • the electric Ant iebshim 1 serves as a starter of the engine by acting as an electric motor, in which in particular the outer member 7 to the non-rotatably fixed inner member 5 rotates so that the electric machine 3 functions as an external rotor motor.
  • the inner element 5 is preferably in this operating condition by the appropriate
  • Fixing in particular fixed by the vehicle brake.
  • the speed is reduced during driving of the motor vehicle by the internal combustion engine drives the vehicle, wherein the outer member 7 is rotated by the internal combustion engine in a rotary motion, while the electric machine 3 at the same time a part of the drive power of
  • Electric machine 3 fed whereby a speed difference arises, through which the engine can be driven in a favorable operating point.
  • both the inner element 5 and the outer element 7 can have suitable fixing devices, in particular brakes or the like blocking devices, so that the inner element 5 or the outer element 7 can act either as a stator or as a rotor, Es is understood that the drive of the electric drive unit 1 is not necessarily on the It is also conceivable that the drive or the coupling with another electric drive unit or the like is conceivable.
  • either the inner or the outer element is offset indirectly via the drive region A by the internal combustion engine into a rotational movement.
  • FIGS. 4 and 5 show the electric drive unit 1 according to FIGS. 2 and 3 in an enlarged view with different switching states of the switchable coupling means 47.
  • the Kupplungsmittei 47 is purely exemplary rotationally fixed to the drive portion A and thus connected to the inner member 5.
  • Der Antriebsmotor 6 ist mit dem Antriebswelle Aown.
  • the outer element 7 is connected to the output area B.
  • the coupling means 47 is in a deactivated state, whereby the drive region A and the output region B are decoupled from each other, so that no bridging of the electric machine 3 takes place and the two elements 5 and 7 consequently do not form a rigid unit, but rather relative Rotary movements can perform to each other.
  • the double coupling element 47 is shown in a closed or activated functional division by being displaced in the direction of the electric machine 3 along the axis of rotation D and thus engaging the inner element 5 and the outer element 7 form two elements a rigid unit and a drive of the wheels 51 only by means of the internal combustion engine 41 is possible.
  • the drive region A is non-rotatably connected to the output region B of the electric drive unit 1.
  • the drive region A is assigned here purely by way of example to the inner element 5. It is equally conceivable that the output region B is assigned to the inner element 5 and the drive region A to the outer element 7.
  • Fig. 6 shows a further embodiment of the invention. Purely by way of example is the drive portion A of the electric drive unit 1, the inner element 5 of
  • the output region B is assigned both the inner element 5 and also the outer element 7. While the inner member is formed quasi integral with the output portion B, the outer member 7 is non-rotatable with the
  • Output range B connected.
  • the inner and the outer element are rotatably mounted and thus both can be used either as a rotor or as a stator.
  • a coupling means 53 is provided, which on the output side, the shaft 45 passes through, the coupling means 53 is thus formed virtually integral with the output region B and cooperates exclusively with the inner member 5.
  • FIG. 6 shows the coupling means 47 in an open functional division, in which the drive region A and the output region B are decoupled from one another, as well as the inner and the outer element.
  • the electric machine 3 can operate in generator mode and thus serve as a generator, provided that the vehicle brake is applied and the outer member 7 is thus fixed. Furthermore, in this operating state is the
  • the coupling means 47 is disposed in the output region B between the inner member 5 and the connection point 54 of the outer member 7 with the output portion B.
  • a purely electric motor operation is possible by the embodiment of FIG. 6 by the inner member 5 is fixed with the coupling means 47 open by suitable, not shown in the figure means and thus acts as a stator.
  • the outer element 7 and thus connected to the wheels 51 output area B then performs under power supply from a rotational movement, which drive the wheels.
  • the electric machine 3 then works as an external rotor motor.
  • a further embodiment of the invention is shown, in which the outer member 7 is formed as a fixed stator which is rotatably held in a suitable bearing, not shown.
  • the coupling means is here formed in two parts and comprises a first coupling element 55a and a second
  • Coupling element 55b Both Kupplungsseiemente 55a and 55b are associated with the inner element 5 and enforce this, wherein the first Kupplungseiement 55a, the inner element 5 in the drive region A and the second coupling element 55b, the inner element 5 in the output region B passes.
  • Output range B connected and the electric motor 3 is bridged to the internal combustion engine drive.
  • the outer member 7 by supplying power to the outer member 7, it is possible to increase the rotational speed so that the rotational speeds of the internal combustion engine and the electric machine 3 are "added.” It is also possible to operate the electric machine 3 as a generator in this operating state that the speed of the internal combustion engine by a recuperation in the
  • Electric machine 3 can be reduced.
  • the electric machine 3 can therefore work in generator mode at standstill of the vehicle.
  • the electric drive unit 1 is then as a generator available. Furthermore, in this operating state, the electric drive unit 1 can serve as a starter.
  • FIG. 9 shows a further exemplary embodiment according to the invention, which in principle represents a combination of the exemplary embodiments according to FIGS. 6-8.
  • the coupling means is divided into two and has two coupling elements 55a and 55b.
  • the outer member 7 and the inner member 5 are rotatably mounted and may optionally serve as a rotor or as a stator.
  • the outer member comprises a circumferential circumferential projection 57, which passes through a brake member 59.
  • the drive region A is coupled in a rotationally fixed manner to the output region B, and the electric machine 3 is bridged, so that pure internal combustion engine operation can be achieved.
  • the clutch 61 is opened and the brake member 59 is activated, the Eiektromaschine 3 can operate simultaneously in the generator mode and thus serves as a generator.
  • a generator operation of the Eiektromaschine 3 is also possible when the vehicle is at rest, when the first Kupplungseiement 55 a closed, the second Kupplungseiement 55 b open, the clutch 61 is opened and the
  • Bremselement 59 is closed.
  • Embodiment according to FIGS. 2 to 5 are operated. It is therefore also referred to the description of the individual operating modes executed there.
  • the embodiment of the invention of Fig. 9 further allows an operating mode during an ICE drive in which the outer element is replaced by a recuperation, i. So a current return, for example, in a battery, accelerate and at a later time by a
  • a power feedback for example, in separately arranged wheel hub motors can decelerate on another axis, whereby the main shaft is accelerated to the inner member 5. Due to the rotational movement of the inner element 5 and the resulting electromagnetic forces, the outer element 7 mitbeatt with the brake 59 and clutch 61 open, so that the outer element forms a flywheel, which as
  • Energy storage is because a current can be recuperated by the movement of the outer member 7.
  • the outer element 7 thus serves in this operating mode as a flywheel energy storage.
  • the inner element 5 is used as flywheel energy storage.
  • Embodiment may be provided that to use the permanent magnet of the inner member 5 as a flywheel energy storage. As a result, are high
  • FIGS. 6 to 9 can be arranged in almost any part of the drive train of a vehicle and in the form of a vehicle
  • the electric machine is used as a generator by the present invention when the vehicle is stationary and the vehicle brake fixed, which is considered advantageous especially in agriculture.
  • the electric drive unit 1 fulfills a starter function, so that when the vehicle is stationary and the vehicle brake is stationary, the electric machine 3 can start the combustion engine 41.
  • the vehicle can only be driven by the electric machine 3 or it erfoigt a drive exclusively via the internal combustion engine.
  • the electric machine can also be used to support the internal combustion engine. Overall, a plurality of operating modes can be realized by the present invention, which allow a particularly efficient energy management of the vehicle.

Landscapes

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

Abstract

L'invention concerne une unité d'entraînement électrique (1) pour un véhicule automobile (39) équipé d'un moteur à combustion interne (41), ladite unité comportant : un moteur électrique (3), muni d'un élément intérieur (5) et d'un élément extérieur (7) agencé de manière coaxiale à ce dernier, au moins l'élément intérieur (5) étant monté rotatif par rapport à l'élément extérieur (7) ; une zone d'entraînement (A), reliée au moteur électrique (3) et pouvant être accouplée au moins indirectement au moteur à combustion interne (41) ; une zone de sortie (B) reliée au moteur électrique (3) et pouvant être accouplée, en vue de l'entraînement d'au moins une roue (51), au moins indirectement à cette dernière ; et des moyens d'accouplement (33, 47, 53, 55a, 55b) pour désolidariser et établir une liaison bloquée en rotation entre la zone d'entraînement (A) et la zone de sortie (B) de l'unité d'entraînement électrique (1).
PCT/EP2011/056435 2010-05-07 2011-04-21 Unité d'entraînement électrique WO2011138181A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010016844.0 2010-05-07
DE102010016844A DE102010016844A1 (de) 2010-05-07 2010-05-07 Elektrische Antriebseinheit

Publications (1)

Publication Number Publication Date
WO2011138181A1 true WO2011138181A1 (fr) 2011-11-10

Family

ID=44280644

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/056435 WO2011138181A1 (fr) 2010-05-07 2011-04-21 Unité d'entraînement électrique

Country Status (2)

Country Link
DE (1) DE102010016844A1 (fr)
WO (1) WO2011138181A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9421859B2 (en) 2011-12-02 2016-08-23 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Fiber composite wheel with electric motor and damping

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011108560U1 (de) * 2011-12-02 2013-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Rad eines Elektrofahrzeugs
EP3075587A1 (fr) * 2015-03-31 2016-10-05 Marc Vetter Agencement de commande
CN105620274B (zh) * 2016-03-31 2019-03-19 西南大学 一种电机出轴结构
EP3954564A4 (fr) * 2019-04-12 2022-10-26 Weichai Power Co., Ltd. Procédé et système de commande pour système d'alimentation hybride

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3338548A1 (de) * 1983-10-24 1985-05-02 Volkswagenwerk Ag Hybrid-antriebsanordnung
US4531605A (en) * 1979-04-26 1985-07-30 Volkswagenwerk Aktiengesellschaft Arrangement for driving the generator of a vehicle, in particular a passenger automobile
FR2630868A1 (fr) * 1988-04-28 1989-11-03 Sibeud Jean Paul Dispositif electrique intercale entre un arbre moteur et un arbre recepteur notamment pour la transmission d'un vehicule lourd
DE4407666A1 (de) * 1994-03-09 1995-09-14 Hermann Essert Hybridantrieb für Fahrzeuge
DE19841828A1 (de) * 1998-09-12 2000-03-23 Daimler Chrysler Ag Hybridantrieb, insbesondere für Fahrzeuge
FR2783762A1 (fr) * 1998-09-29 2000-03-31 Renault Dispositif de motorisation pour vehicule hybride

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2434253A1 (de) * 1974-07-17 1976-01-29 Gerhard Dipl Ing Hagedorn Kraftwagenantrieb mittels verbrennungsund elektromotor
DE102006048358A1 (de) * 2006-10-12 2008-04-17 Robert Bosch Gmbh Verfahren für die Steuerung eines Hybridantriebs
DE102007036098B4 (de) * 2007-08-01 2018-07-05 Zf Friedrichshafen Ag Antriebsstrang eines Hybrid-Kraftfahrzeugs

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4531605A (en) * 1979-04-26 1985-07-30 Volkswagenwerk Aktiengesellschaft Arrangement for driving the generator of a vehicle, in particular a passenger automobile
DE3338548A1 (de) * 1983-10-24 1985-05-02 Volkswagenwerk Ag Hybrid-antriebsanordnung
FR2630868A1 (fr) * 1988-04-28 1989-11-03 Sibeud Jean Paul Dispositif electrique intercale entre un arbre moteur et un arbre recepteur notamment pour la transmission d'un vehicule lourd
DE4407666A1 (de) * 1994-03-09 1995-09-14 Hermann Essert Hybridantrieb für Fahrzeuge
DE19841828A1 (de) * 1998-09-12 2000-03-23 Daimler Chrysler Ag Hybridantrieb, insbesondere für Fahrzeuge
FR2783762A1 (fr) * 1998-09-29 2000-03-31 Renault Dispositif de motorisation pour vehicule hybride

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9421859B2 (en) 2011-12-02 2016-08-23 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Fiber composite wheel with electric motor and damping

Also Published As

Publication number Publication date
DE102010016844A1 (de) 2011-11-10

Similar Documents

Publication Publication Date Title
EP2825408B1 (fr) Equipement de maniement destiné à un dispositif de transmission de moment de rotation
DE102007010370A1 (de) Achsantrieb für ein Kraftfahrzeug
DE102015101367A1 (de) Elektroantriebsanordnung
WO2004022373A1 (fr) Essieu moteur a repartition de couple variable pour un vehicule automobile
DE102012201577A1 (de) Elektrischer Antriebsstrang für die lenkbare Achse eines Kraftfahrzeugs
DE602004008706T2 (de) Verfahren zum Gangwechsel eines Antriebsstranges der für jedes Antriebsrad einen Schaltmechanismus besitzt
WO2011138181A1 (fr) Unité d'entraînement électrique
DE212019000353U1 (de) Planetengetriebesystem mit Unterbrecher und damit hergestellte Antriebsachse
DE102019132591B4 (de) Antriebsvorrichtung für eine Fahrzeugachse eines Fahrzeugs
WO2023126182A1 (fr) Entraînement de moyeu de roue pour un véhicule à moteur, en particulier pour une automobile, et véhicule à moteur
DE102018217863A1 (de) Elektrischer Achsantrieb für ein Kraftfahrzeug
DE102017101744B4 (de) Antriebsanordnung für ein Kraftfahrzeug
DE102013206650B4 (de) Elektrische Antriebseinheit zum Ausgleichen eines Drehmoments zwischen Rädern eines Fahrzeugs sowie Fahrzeug mit solch einer Antriebseinheit
EP3096967B1 (fr) Chaîne cinématique pour machine de travail mobile entraînée par moteur
WO2023148327A1 (fr) Unité d'entraînement électrique pour un véhicule à moteur, en particulier pour une automobile
WO2023148325A1 (fr) Unité d'entraînement électrique pour un véhicule à moteur, en particulier pour une automobile
DE112014005377T5 (de) Antriebssystem für ein Fahrzeug
DE102022202378A1 (de) Getriebe für ein Fahrzeug sowie Antriebsstrang mit einem solchen Getriebe
WO2022152447A1 (fr) Boîte de vitesses et dispositif de propulsion pour un véhicule à propulsion au moins partiellement électrique
WO2021148317A1 (fr) Chaîne de transmission comprenant un dispositif retardateur de freinage
WO2019115180A1 (fr) Boîte de vitesses pour un véhicule à moteur
DE102022202380A1 (de) Getriebe für ein Fahrzeug sowie Antriebsstrang mit einem solchen Getriebe
WO2012034154A1 (fr) Dispositif d'entraînement d'un véhicule automobile présentant plusieurs entraînements
DE102016220267A1 (de) Schaltvorrichtung für einen entkoppelbaren Antriebsstrang
DE102022208168A1 (de) Getriebe für ein Fahrzeug sowie Antriebsstrang mit einem solchen Getriebe

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11716247

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: FESTSTELLUNG EINES RECHTSVERLUSTS NACH REGEL 112(1) EPUE (EPA FORM 1205A VOM 12.02.2013)

122 Ep: pct application non-entry in european phase

Ref document number: 11716247

Country of ref document: EP

Kind code of ref document: A1