Power supply apparatus and electricity storage device

A power supply apparatus includes a latch type first relay inserted between a system power supply and a load, where the latch type first relay includes a switch, a tripping coil configured to open the switch, and a closing coil configured to close the switch, an electricity storage system including...

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Bibliographic Details
Main Authors Okada, Masami, Fujita, Atsuo
Format Patent
LanguageEnglish
Published 04.05.2021
Subjects
BASIC ELECTRIC ELEMENTS
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
GENERATION
RELAYS
SELECTORS
SYSTEMS FOR STORING ELECTRIC ENERGY
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Summary:A power supply apparatus includes a latch type first relay inserted between a system power supply and a load, where the latch type first relay includes a switch, a tripping coil configured to open the switch, and a closing coil configured to close the switch, an electricity storage system including a charging and discharging unit inserted between a secondary battery and the load, a non-latch type second relay including a contact and an operating coil configured to open and close the contact, where the operating coil is connected between the electricity storage system and the load, and a control circuit connected to the first relay via the contact of the second relay.
Bibliography:Application Number: US201916247095