Estimation device and estimation method
AssigneeGS Yuasa International Ltd.
InventorsYosuke OKABE, Shigeki YAMATE
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Abstract
The present invention provides an estimation device and an estimation method. The present invention comprises: an input unit to which are inputted an element temperature measured for some power storage elements among a plurality of power storage elements that constitute a power storage device, and an environment temperature of the power storage device; and an estimation unit that estimates the temperature of the power storage elements on the basis of a heat balance model for the power storage elements, the heat balance model being represented using the element temperature and the environment temperature.
Claims12
1-10. (canceled)
An estimation device comprising:
- an input unit to which an element temperature measured for some energy storage devices among a plurality of energy storage devices constituting an energy storage apparatus and an environmental temperature of the energy storage apparatus are input;
- and
- an estimation unit configured to estimate a temperature of each of the energy storage devices based on a heat balance model of each of the energy storage devices expressed by using the element temperature and the environmental temperature.
An estimation device comprising:
- an input unit to which environmental temperature information around an energy storage device and element temperature information of another energy storage device other than the energy storage device are input;
- and
- an estimation unit configured to estimate a temperature of each of the energy storage devices from a heat balance of each of the energy storage devices based on the information input to the input unit.
An estimation method comprising:
- acquiring an element temperature measured for some energy storage devices among a plurality of energy storage devices constituting an energy storage apparatus and an environmental temperature of the energy storage apparatus;
- and
- estimating a temperature of each of the energy storage devices based on a heat balance model of each of the energy storage devices expressed by using the element temperature and the environmental temperature.
Dependencies are inferred from the claim text.