BATTERY SYSTEM

• Main Authors: SAKABE HIROSHI, YAMAZOE TAKANORI
• Format: Patent
• Language: English; Japanese
• Published: 05.04.2018
• Subjects: BASIC ELECTRIC ELEMENTS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SYSTEMS FOR STORING ELECTRIC ENERGY

PROBLEM TO BE SOLVED: To provide a battery system capable of associating a secondary battery with a battery monitoring device.SOLUTION: According to the present invention for solving the problem, a battery system comprises: a plurality of secondary batteries; a plurality of battery monitoring devices that monitors each of the plurality of secondary batteries; an AC signal apply unit; and a battery system monitoring device that monitors a whole battery system. The battery monitoring device comprises: a voltage measurement unit that measures a voltage of the secondary battery; and a communication unit that transmits a fluctuation of the measured battery to the battery system monitoring device. The battery system monitoring device comprises: an operation unit that associates the secondary battery with the battery monitoring device on the basis of the fluctuation of the voltage during applying of the AC signal received from the battery monitoring device; and a storage unit that stores an operation result of the operation unit.SELECTED DRAWING: Figure 2 【課題】 本発明は、二次電池と電池監視装置の対応付けが可能な電池システムを提供することを目的とする。【解決手段】 上記課題を解決するために、本発明に係る電池システムは、複数の二次電池と、複数の二次電池をそれぞれ監視する複数の電池監視装置と、交流信号印加部と、電池システム全体を監視する電池システム監視装置と、を備え、電池監視装置は、二次電池の電圧を計測する電圧計測部と、計測した電圧の振幅を電池システム監視装置に送信する通信部と、を備え、電池システム監視装置は、電池監視装置から受信した交流信号印加時の電圧の振幅に基づき二次電池と電池監視装置の対応付ける演算部と、演算部の演算結果を記憶する記憶部と、を備えることを特徴とする。【選択図】 図２