A fuel cell system includes a sensor (76a, 76b) that measures temperature of a medium for cooling a fuel cell, an acquisition part (21) that acquires frequency of load variation of a fuel cell per unit time, and an estimation part (22) that is able to esti...

A charging device includes charging power detection means for detecting power to be charged to a secondary battery by a charging power supply and full charge determination means for making a full charge determination when chargeable power calculated based ...

Embodiments of the present invention relate to a method and a device for measuring a current. The method includes: measuring a temperature between a first sampling point and a second sampling point on a copper bar carrying a current to be measured, and out...

It is an object to provide an electrical storage device temperature measuring method for accurately measuring the internal temperature of an electrical storage device as compared to an existing electrical storage device temperature measuring method by whic...

The method of detecting battery internal resistance detects battery 1 temperature and internal resistance, and computes internal resistance at each temperature. In addition to detecting battery 1 temperature, the method detects battery 1 voltage and curren...

A system and method for controlling performance and/or power based on monitored performance characteristics. Various aspects of the present invention may comprise an integrated circuit (110) comprising a first circuit module (120) that receives electrical ...