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1. WO2020002013 - HYBRID DRIVE SYSTEM

Publication Number WO/2020/002013
Publication Date 02.01.2020
International Application No. PCT/EP2019/065814
International Filing Date 17.06.2019
IPC
B PERFORMING OPERATIONS; TRANSPORTING
60
VEHICLES IN GENERAL
K
ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES
6
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
20
the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
42
characterised by the architecture of the hybrid electric vehicle
48
Parallel type
B PERFORMING OPERATIONS; TRANSPORTING
60
VEHICLES IN GENERAL
K
ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES
6
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
20
the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
22
characterised by apparatus, components or means specially adapted for HEVs
36
characterised by the transmission gearings
B PERFORMING OPERATIONS; TRANSPORTING
60
VEHICLES IN GENERAL
K
ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES
6
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
20
the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
22
characterised by apparatus, components or means specially adapted for HEVs
36
characterised by the transmission gearings
365
with the gears having orbital motion
B PERFORMING OPERATIONS; TRANSPORTING
60
VEHICLES IN GENERAL
K
ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES
6
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
20
the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
50
Architecture of the driveline characterised by arrangement or kind of transmission units
54
Transmission for changing ratio
547
the transmission being a stepped gearing
F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
H
GEARING
37
Combinations of mechanical gearings, not provided for in groups F16H1/-F16H35/122
02
comprising essentially only toothed or friction gearings
04
Combinations of toothed gearings only
B PERFORMING OPERATIONS; TRANSPORTING
60
VEHICLES IN GENERAL
K
ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES
6
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
20
the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
22
characterised by apparatus, components or means specially adapted for HEVs
40
characterised by the assembly or relative disposition of components
F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
H
GEARING
3
Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
02
without gears having orbital motion
08
exclusively or essentially with continuously- meshing gears, that can be disengaged from their shafts
087
characterised by the disposition of the gears
089
all of the meshing gears being supported by a pair of parallel shafts, one being the input shaft and the other the output shaft, there being no countershaft involved
F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
H
GEARING
3
Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
02
without gears having orbital motion
08
exclusively or essentially with continuously- meshing gears, that can be disengaged from their shafts
087
characterised by the disposition of the gears
093
with two or more countershafts
B60K 6/48
B60K 6/36
B60K 6/365
B60K 6/547
F16H 37/04 (2006.01)
B60K 6/40
CPC
B60K 2006/4816
B60K 6/36
B60K 6/365
B60K 6/40
B60K 6/48
B60K 6/547
Applicants
  • DAIMLER AG [DE/DE]; Mercedesstraße 137 70327 Stuttgart, DE
Inventors
  • SCHILDER, Tobias; DE
  • RIEDL, Klaus; DE
  • HAERTER, Tobias; DE
Priority Data
10 2018 005 034.426.06.2018DE
Publication Language German (DE)
Filing Language German (DE)
Designated States
Title
(DE) HYBRIDANTRIEBSSYSTEM
(EN) HYBRID DRIVE SYSTEM
(FR) SYSTÈME DE PROPULSION HYBRIDE
Abstract
(DE)
Die Erfindung betrifft ein Hybridantriebssystem mit einem Verbrennungsmotor (11a; 11b; 11c; 11d), der eine Kurbelwelle (12a; 12b; 12c; 12d) aufweist, mit einer elektrischen Antriebseinheit (13a; 13b; 13c; 13d), die eine elektrische Maschine (14a; 14b; 14c; 14d) mit einem Rotor (15a; 15b; 15c; 15d) und einem Stator (16a; 16b; 16c; 16d) aufweist, mit einem Stirnradgetriebe (17a; 17b; 17c; 17d), welches eine erste Eingangswelle (18a; 18b; 18c; 18d), eine erste Vorgelegewelle (19a; 19b; 19c; 19d) und einen Abtrieb (V3a; V3b; V3c; V3d) aufweist, mit einem Planetengetriebe (20a; 20b; 20c; 20d), welches eine zweite Eingangswelle (21a; 21b; 21c; 21d) und eine Abtriebswelle (22a; 22b; 22c; 22d) aufweist, und mit einem Achsgetriebe (23a; 23b; 23c; 23d), wobei die Kurbelwelle (12a; 12b; 12c; 12d) des Verbrennungsmotors (11a; 11b; 11c; 11d) drehfest mit der ersten Eingangswelle (18a; 18b; 18c; 18d) gekoppelt oder koppelbar ist, wobei die elektrische Antriebseinheit (13a; 13b; 13c; 13d) eine Stirnradpaarung (V4a; V4b; V4c; V4d) aufweist, über welche der Rotor (15a; 15b; 15c; 15d) der elektrischen Maschine (14a; 14b; 14c; 14d) mit der zweiten Eingangswelle (21a; 21b; 21c; 21d) des Planetengetriebes (20a; 20b; 20c; 20d) koppelbar ist, wobei das Stirnradgetriebe (17a; 17b; 17c; 17d) hinsichtlich eines von dem Verbrennungsmotor (11a; 11b; 11c; 11d) hin zu dem Achsgetriebe (23a; 23b; 23c; 23d) gerichteten ersten Momentenflusses vor dem Abtrieb (V3a; V3b; V3c; V3d) genau zwei schaltbare Stirnradpaarungen (V1a, V2a; V1b, V2b; V1c, V2c; V1d, V2d) aufweist und wobei ein erster Planetenradsatz (P1a, P1b, P1c, P1d) des Planetengetriebes (20a; 20b; 20c; 20d) koaxial zu Seitenwellen (27a; 28a; 27b; 28b; 27c; 28c; 27d; 28d) des Achsgetriebes (23a; 23b; 23c; 23d) angeordnet ist.
(EN)
The invention relates to a hybrid drive system comprising a combustion engine (11a; 11b; 11c; 11d) having a crankshaft (12a; 12b; 12c; 12d); an electrical drive unit (13a; 13b; 13c; 13d) having an electric machine (14a; 14b; 14c; 14d) with a rotor (15a; 15b; 15c; 15d) and a stator (16a; 16b; 16c; 16d); a spur gear transmission (17a; 17b; 17c; 17d) having a first input shaft (18a; 18b; 18c; 18d), a first countershaft (19a; 19b; 19c; 19d) and an output (V3a; V3b; V3c; V3d); a planetary transmission (20a; 20b; 20c; 20d) having a second input shaft (21a; 21b; 21c; 21d) and an output shaft (22a; 22b; 22c; 22d); and an axle transmission (23a; 23b; 23c; 23d); wherein the crankshaft (12a; 12b; 12c; 12d) of the combustion engine (11a; 11b; 11c; 11d) is/can be coupled to the first input shaft (18a; 18b; 18c; 18d) in a rotationally fixed manner, wherein the electrical drive unit (13a; 13b; 13c; 13d) has a spur gear pairing (V4a; V4b; V4c; V4d) via which the rotor (V4a; V4b; V4c; V4d15a; 15b; 15c; 15d) of the electric machine (14a; 14b; 14c; 14d) can be coupled to the second input shaft (21a; 21b; 21c; 21d) of the planetary transmission (20a; 20b; 20c; 20d), wherein the spur gear transmission (17a; 17b; 17c; 17d) has exactly two shiftable spur gear pairings (V1a, V2a; V1b, V2b; V1c, V2c; V1d, V2d) before the output (V3a; V3b; V3c; V3d) in relation to a first torque flow oriented directed from the combustion engine (11a; 11b; 11c; 11d) to the axle transmission (23a; 23b; 23c; 23d), and wherein a first planetary gear set (P1a, P1b, P1c, P1d) of the planetary transmission (20a; 20b; 20c; 20d) is arranged coaxially relative to side shafts (27a; 28a; 27b; 28b; 27c; 28c; 27d; 28d) of the axle transmission (23a; 23b; 23c; 23d).
(FR)
L'invention concerne un système de propulsion hybride comportant un moteur à combustion interne (11a ; 11b ; 11c ; 11d) comportant un vilebrequin (12a ; 12b ; 12c ; 12d) une unité de commande électrique (13a ; 13b ; 13c) ; 13d) comportant une machine électrique (14a ; 14b ; 14b ; 14c ; 14d) ayant un rotor (15a ; 15b ; 15c ; 15d) et un stator (16a ; 16b ; 16c ; 16d), un engrenage droit (17a ; 17b ; 17c ; 17d) comportant un premier arbre d'entrée (18a ; 18b ; 18c ; 18d), un premier arbre de renvoi (19a ; 19b ; 19c ; 19d) et un arbre de sortie (V3a ; V3b ; V3c ; V3c ; V3d), un engrenage planétaire (20a ; 20b ; 20c ; 20d) ayant un deuxième arbre d'entrée (21a ; 21b ; 21c ; 21d) et un arbre de sortie (22a ; 22b ; 22c ; 22c ; 22d), et une transmission d'essieu (23a ; 23b ; 23c ; 23d), le vilebrequin (12a ; 12b ; 12c ; 12c ; 12d) du moteur à combustion interne (11a ; 11b ; 11c ; 11d) étant fixé en rotation au premier arbre d'entrée (18a ; 18b) ; 18c ; 18d), l'unité d'entraînement électrique (13a ; 13b ; 13c ; 13d) comportant une paire d'engrenages droits (V4a ; V4b ; V4c ; V4c ; V4d) par laquelle le rotor (15a ; 15b ; 15c ; 15d) de la machine électrique (14a ; 14b ; 14c ; 14c ; 14d) peut être couplé au deuxième arbre d'entrée (21a ; 21b ; 21c ; 21c ; 21d) de l'engrenage planétaire (20a ; 20b ; 20c ; 20c ; 20d), l'engrenage droit (17a ; 17b ; 17c ; 17d) pouvant être couplé au deuxième arbre d'entrée (21a ; 21b ; 21b ; 21c ; 21d) du pignon planétaire (20a ; 20b ; 20c ; 20d) en relation avec un pignon droit (17a ; 17b ; 17c ; 17d) qui est commandé par 11b ; 11c ; 11d) vers la transmission d'essieu (23a ; 23b ; 23c ; 23d) avant la sortie (V3a ; V3b ; V3c ; V3c ; V3d) exactement deux paires de pignons droits commutables (V1a, V2a ; V1b, V2b ; V1c, V2c) ; V1d, V2d) et un premier jeu d'engrenages planétaires (P1a, P1b, P1c, P1d) de l'engrenage planétaire (20a ; 20b ; 20c ; 20d) étant disposé coaxialement aux arbres latéraux (27a ; 28a ; 28b ; 27b ; 28b ; 27c ; 27c ; 28c ; 27d ; 28d ; 28d) de la transmission d'essieu (23a ; 23b ; 23c ; 23d).
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