Disclosed are a battery pack, a method of measuring a charge current of the same, and a charge current measurement system, which enable accurate measurement of a sinusoidal waveform charge current using a charger adapted to charge the battery pack with the...

An estimation system includes a battery (5), an inverter (20), a motor (25), a current sensor (30u), and an ECU (100). The inverter (20) includes an upper arm circuit (22u) and a lower arm circuit (23u), an upper arm circuit (22v) and a lower arm circuit (...

The system has a measurement device (2) that is placed in immediate upstream of a group of modular electrical appliances. A measurement unit (3) is arranged for measuring current consumed by the group of modular electrical appliances e.g. heater. Another m...