Damage detection and warning system of a battery pack
AssigneeVolvo Car Corporation
InventorJianfeng YAO
Life of this patent
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Abstract
An energy storage module for a vehicle includes an energy storage enclosure adapted to accommodate an energy storage cell, the energy storage enclosure having an enclosure wall, an optical sensor including an optical fiber, an optical receiver and an optical emitter, the optical fiber attached to an inner side of a first enclosure wall along a distance of a portion of the inner side. The optical receiver is configured to detect an optical signal transmitted through the optical fiber, and the optical sensor is configured to detect an alteration of the optical signal being indicative of a deformation.
Claims17
1-13. (canceled)
A method for assessing a deformation of an energy storage enclosure for an energy storage module, the deformation being caused by an external force, the energy storage enclosure comprising an enclosure wall, wherein an optical fiber is attached to the enclosure wall, the method comprising:
- monitoring the transmission of an optical signal transmitted through the optical fiber;
- and
- determining an alteration of the optical signal, the alteration being indicative of a deformation of the enclosure wall.
(canceled)
Dependencies are inferred from the claim text.