An electric storage apparatus (1) includes: a lithium-ion secondary cell (20); a battery voltage measuring unit (11) and a charging/discharging voltage measuring unit (12) for measuring a potential difference between two arbitrary points on a charging/discharging path; a current measuring unit (17) for measuring a current flowing on the charging/discharging path; a latch relay (30) disposed between the two points on the charging/discharging path; a switch controller (14) for driving the latch relay (30); and a drive determining unit (15) for determining the operational state of the latch relay (30) based on the control state of the switch controller (14) and at least one of the measurement result of the voltage measuring unit (11, 12) and the measurement result of the current measuring unit (17).
Electric storage apparatus and power path switch apparatus
Elektrische Speichervorrichtung und Leistungspfadschaltvorrichtung
Appareil de stockage électrique et appareil de commutation de trajet de puissance
2021-06-09
Patent
Elektronische Ressource
Englisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01H Elektrische Schalter , ELECTRIC SWITCHES / 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 / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
Electric storage apparatus and power path switch apparatus
Europäisches Patentamt | 2017
|ELECTRIC STORAGE APPARATUS AND POWER PATH SWITCH APPARATUS
Europäisches Patentamt | 2017
|Electric storage apparatus and power path switch apparatus
Europäisches Patentamt | 2019
|POWER STORAGE APPARATUS, ELECTRONIC APPARATUS, ELECTRIC VEHICLE, AND ELECTRIC POWER SYSTEM
Europäisches Patentamt | 2017
|