Battery system

A battery system in which one or more modules are connected in series, wherein each of the modules comprises:

• a plurality of batteries connected in series;
• a voltage measurement circuit for measuring a voltage of each of the batteries;
• an overcurrent protection unit connected to the voltage measurement circuit;
• an overvoltage protective zener diode in which the cathode thereof is connected to the positive electrode of a drive power source of the voltage measurement circuit and the anode thereof is connected to the negative electrode of the drive power source of the voltage measurement circuit;
• and
• a resistor for preventing a short circuit, which is disposed on a voltage detection line between each of the batteries and the voltage measurement circuit.

A battery system in which one or more modules are connected in series, wherein each of the modules comprises:

• a plurality of batteries connected in series;
• a voltage measurement circuit for measuring a voltage of each of the batteries;
• an overcurrent protection unit connected to the voltage measurement circuit;
• a metal oxide varistor in which the terminations thereof are respectively connected to the positive electrode and the negative electrode of a drive power source of the voltage measurement circuit;
• and
• a resistor for preventing a short circuit, which is disposed on a voltage detection line between each of the batteries and the voltage measurement circuit.

A battery system in which one or more modules are connected in series, wherein each of the modules comprises:

• a plurality of batteries connected in series;
• a voltage measurement circuit for measuring a voltage of each of the batteries;
• an overcurrent protective element connected to the voltage measurement circuit;
• a diode connected in series to the overcurrent protective element, the forward direction thereof being a direction in which an overcurrent is blocked;
• a resistor connected in parallel to the diode;
• an overvoltage protective zener diode in which the cathode thereof is connected to the positive electrode of a drive power source of the voltage measurement circuit and the anode thereof is connected to the negative electrode of the drive power source of the voltage measurement circuit;
• and
• a resistor for preventing a short circuit, which is disposed on a voltage detection line between each of the batteries and the voltage measurement circuit.

A battery system in which one or more modules are connected in series, wherein each of the modules comprises:

• a plurality of batteries connected in series;
• a voltage measurement circuit for measuring a voltage of each of the batteries;
• an overcurrent protective element connected to the voltage measurement circuit;
• a diode connected in series to the overcurrent protective element, the forward direction thereof being a direction in which an overcurrent is blocked;
• a resistor connected in parallel to the diode;
• a metal oxide varistor in which the terminations thereof are respectively connected to the positive electrode and the negative electrode of a drive power source of the voltage measurement circuit;
• and
• a resistor for preventing a short circuit, which is disposed on a voltage detection line between each of the batteries and the voltage measurement circuit.