Energy storage apparatus, energy storage system, and method of determining state of energy storage apparatus
AssigneeGS Yuasa International Ltd.
InventorsTakatomo Yoshioka, Katsuhisa Michinaga, Takumi Kimura
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Abstract
An energy storage apparatus includes a plurality of energy storage devices connected in series, a voltage detection unit configured to detect voltage of each of the energy storage devices, and a monitoring unit configured to monitor the plurality of energy storage devices. The monitoring unit determines a state of the energy storage apparatus in accordance with average cell voltage or an average SOC of the plurality of energy storage devices and minimum cell voltage of the plurality of energy storage devices.
Claims14
An energy storage apparatus comprising:
- a plurality of energy storage devices connected in series;
- a voltage detection unit configured to detect voltage of each of the energy storage devices;
- and
- a monitoring unit configured to monitor the plurality of energy storage devices,
- wherein the monitoring unit determines a state of the energy storage apparatus in accordance with either average cell voltage or an average SOC of the plurality of energy storage devices, and minimum cell voltage of the plurality of energy storage devices.
A method of determining a state of an energy storage apparatus,
- the energy storage apparatus including a plurality of energy storage devices connected in series,
- the method comprising determining the state of the energy storage apparatus in accordance with either average cell voltage or an average SOC of the plurality of energy storage devices, and minimum cell voltage of the plurality of energy storage devices.
An energy storage apparatus comprising:
- a plurality of energy storage devices connected in series;
- a voltage detection unit configured to detect voltage of each of the energy storage devices;
- and
- a monitoring unit configured to monitor the plurality of energy storage devices, wherein the monitoring unit determines a state of the energy storage apparatus in accordance with an average SOC of the plurality of energy storage devices and minimum cell voltage of the plurality of energy storage devices.
Dependencies are inferred from the claim text.