{
"$type": "site.standard.document",
"description": "A battery degradation determination system includes a battery degradation determination apparatus configured to perform degradation determination for a secondary battery. The battery degradation determination apparatus includes a processor. The processor is configured to measure a charging and…",
"path": "/patents/1356173",
"publishedAt": "2023-12-14T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"G01R31/392",
"TOYOTA SYSTEMS CORPORATION"
],
"textContent": "A battery degradation determination system includes a battery degradation determination apparatus configured to perform degradation determination for a secondary battery. The battery degradation determination apparatus includes a processor. The processor is configured to measure a charging and discharging characteristic value of the secondary battery; to calculate a first equivalent circuit constant in an equivalent circuit in which a power supply is a main tank circuit including a first resistive element and a first capacitive element that are connected in parallel, based on the measured charging and discharging characteristic value; and to perform the degradation determination for the secondary battery, based on at least the first equivalent circuit constant that is calculated.",
"title": "BATTERY DEGRADATION DETERMINATION SYSTEM, BATTERY DEGRADATION DETERMINATION APPARATUS, AND BATTERY DEGRADATION DETERMINATION METHOD"
}