A battery identification device for identifying a battery including a plurality of battery cells includes: a magnetic field measurer configured to measure a magnetic field which is generated by a current flowing in the battery; and a reader configured to r...

A battery identification device for identifying a tubular battery including a wound product in which electrodes are wound includes: a current applier configured to apply a current to the battery, a magnetic field measurer configured to measure a magnetic f...

Examples relate to a method, an apparatus, a computer program, and a system for monitoring a state of a multi-cell electrolyzer. The method comprises obtaining (110) sensor information, the sensor information comprising at least information on a measured t...

An estimation method includes: performing, for each different degree of degradation, regression analysis between a first value and a second value, wherein the first value is related to one or more reference feature points on a differential curve of a charg...

A current output circuit for a two-wire transmitter includes a first current source circuit configured to output a first current controlled by a control voltage generated based on a physical quantity, a second current source circuit configured to output a ...

A battery storing device may include: a case member having a positive terminal and a negative terminal and configured to store a battery therein; a positive pole coil spring in contact with a positive electrode of the battery; a negative pole coil spring i...

A battery degradation determination device includes a fitting module configured to fit AC impendance measurement data into an equivalent circuit model including at least one circuit block in which a resistance and a constant phase element are connected in ...

A battery housing device includes a case configured to house a battery and having a plus terminal and a minus terminal, a plus pole spring provided in the case and having one end connected to the plus terminal and an opposite end configured to come in cont...