| 摘要 |
<p>PROBLEM TO BE SOLVED: To achieve power supply to each power apparatus, and high quality control or supervision by communication, without providing other communication line, in a vehicle having an electric motor as at least one drive source.SOLUTION: A communication system of hybrid vehicle includes a main high voltage power line 10 consisting of pair wires 11, 12 for connecting a battery 13 and a power converter 14, and sub-high voltage power lines HHbranched from the main high voltage power line and supplying power to each on-vehicle power apparatus MMThe communication system of hybrid vehicle is further provided with a transformer 51 where both ends of a primary coil 31 are connected with the pair wires via capacitors CCrespectively, both ends of a secondary coil 53 are connected with a transformer 51 becoming the I/O ends of a signal for a communication apparatus, and the I/O ends of the secondary coil 53 of the transformer, a main communication apparatus 55 for controlling transmission and reception of the data for controlling or supervising each power apparatus, and sub-communication apparatus 6060connected with the I/O ends of the secondary coil of transformers 4040perform data communication for the main communication apparatus, and controlling or supervising each power apparatus.</p> |
