| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a motor-generator and an automatic electric photovoltaic charging system, with which a battery can be charged by power generation even in a situation without electrical energy. <P>SOLUTION: The automatic electric photovoltaic charging system includes the motor-generator 10 which operates as a motor by a battery or an external power supply and charges the battery by a power generation operation and a circuit part 20 stored in a case. The circuit part includes a relay 27 connecting or interrupting power of the battery or the external power supply to an electric winding side of the motor-generator, a charger 25 charging the battery by photovoltaic voltage of the motor-generator, a low voltage sensing part 26 for sensing low voltage of the battery, charging display LED 23 for displaying a charging state and a control part 22 for controlling an operation of the relay, controlling the operation of the charger and controlling lighting of charging display LED during charging with input of the low voltage sensing part. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
