To provide a state detection system that can be reduced in size and manufacturing cost and can accurately detect the state of a secondary battery, and a state detection method.SOLUTION: A state detection system comprises: an operation control unit 151 that, when receiving a predetermined signal to be externally notified, causes a state detection sensor 8 in an active state at a predetermined timing, and causes a battery 2 to discharge electricity; an acquisition unit 152 that, while the battery 2 discharges electricity, acquires a voltage value and a current value of the battery 2 detected by the state detection sensor 8; and a detection unit 153 that detects an internal resistance value of the battery 2 on the basis of the voltage value and the current value.SELECTED DRAWING: Figure 1
【課題】製造コストを抑え、小型化を図るとともに、二次電池の状態を正確に検出することができる状態検知システムおよび状態検知方法を提供する。【解決手段】状態検知システム、外部から通知される所定の信号を受信した場合、所定のタイミングで状態検知センサ8をアクティブ状態に動作させ、バッテリ2を放電させる動作制御部151と、バッテリ2が放電している際に、状態検知センサ8が検知したバッテリ2の電圧値および電流値それぞれを取得する取得部152と、電圧値および電流値に基づいて、バッテリ2の内部抵抗値を検知する検知部153と、を備える。【選択図】図1
STATE DETECTION SYSTEM AND STATE DETECTION METHOD
状態検知システムおよび状態検知方法
2024-10-10
Patent
Electronic Resource
Japanese
IPC: | G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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