SECONDARY POWER SYSTEM

A secondary power system is configured to connect to a motor vehicle having a powertrain comprising an engine and a first alternator. The secondary power system includes a second alternator connected to the engine, one or more electro-chemical storage devices coupled to the second alternator and…

POWER FEEDING SYSTEM

A power feeding system of the present disclosure includes a control unit. In a case where a magnitude of supply destination power is smaller than an upper limit value of the power supply capability of the power source, the control unit controls the charge/discharge control circuit so as to meet the…

ALTERNATOR CONTROLLER

An alternator control apparatus includes a first controller that controls an alternator; and a second controller that transmits an instruction signal to the first controller at a first predetermined cycle, the instruction signal being related to electric power generation of the alternator, wherein…

Electronic device

An electronic device includes a power controller and a power motor. The power controller is used to electrically connect a power storage device. The power motor includes a magnetic part and a coil part. The coil part has a main coil and a electromagnetic inducting coil that are electrically…

Device for protection against overvoltages generated by electromechanical systems, particularly for battery chargers with engine starters

A device for protection against overvoltages generated by electromechanical systems, particularly for battery chargers with engine starters, comprising an electronic circuit that in turn comprises a power supply (11) for a first voltage comparator (12) with hysteresis, within which the reference…

Voltage conversion apparatus

A voltage conversion apparatus (1) is connected between a first charging/discharging device (3) and a second charging/discharging device (4), and performs voltage conversion between the first and second charging/discharging devices. The apparatus includes a first switching device (11) having one…

Vehicle-mounted device control system

A voltage regulator (6) of a power generator device (1) and an electronic control unit (5) are connected through a communication line (100). The voltage regulator (6) transmits power generator type identification information for specifying a type of the power generator device (1) to the electronic…

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