AN ON-BOARD ELECTRICAL SYSTEM FOR AN ELECTRIC VEHICLE
An on-board electrical system for an electric vehicle comprising: a high-voltage electrical power supply (15) including a high-voltage electrical storage system (5) connected in series with a high-voltage switch (16), a first low-voltage power supply (18) including a first low-voltage electrical sto...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | An on-board electrical system for an electric vehicle comprising: a high-voltage electrical power supply (15) including a high-voltage electrical storage system (5) connected in series with a high-voltage switch (16), a first low-voltage power supply (18) including a first low-voltage electrical storage system (6) connected in series with a first electrical switch (19), second low-voltage power supply (20) including a second low-voltage electrical storage system (7) connected in series with a second electrical switch (21), a first DC/DC converter (9) connected to the high-voltage electrical power supply (15) and to the first low-voltage power supply (18) via a first low-voltage DC bus (22), a second DC/DC converter (10) connected to the high-voltage electrical power supply (15) and to the second low-voltage power supply (20) via a second low-voltage DC bus (23), a first master electronic control unit (ECU1) connected to the first low-voltage DC bus (22) for power supply and configured to controlling operation of the first electrical switch (19), a second master electronic control unit (ECU2) connected to the second low-voltage DC bus (23) for power supply and configured to controlling operation of the second electrical switch (21), a first wake-up electrical connector arrangement (29) suitable for being temporarily connected a low-voltage jump-starter device (31), a first wake-up electrical line (32) connecting the first wake-up electrical connection arrangement (29) with the first low-voltage DC bus (22), a second wake-up electrical line (33) connecting the first wake-up electrical connector arrangement (29) with the second low-voltage DC bus (23).
La présente invention concerne un système électrique embarqué pour un véhicule électrique comprenant : une alimentation électrique haute tension (15) comprenant un système de stockage électrique haute tension (5) connecté en série avec un commutateur haute tension (16), une première alimentation électrique basse tension (18) comprenant un premier système de stockage électrique basse tension (6) connecté en série avec un premier commutateur électrique (19), une seconde alimentation électrique basse tension (20) comprenant un second système de stockage électrique basse tension (7) connecté en série avec un second commutateur électrique (21), un premier convertisseur CC/CC (9) connecté à l'alimentation électrique haute tension (15) et à la première alimentation électrique basse tension (18) par l'intermédiaire d'u |
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