Power supply device

A power supply device includes a first converter configured to convert AC power from an AC power source into DC power, a second converter configured to convert a voltage to charge a backup electrical storage unit with the DC power from the first converter and to cause the electrical storage unit to...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Kobayashi, Hiroyuki, Takubo, Hiromu
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY GENERATION MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS PRINTED CIRCUITS SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	A power supply device includes a first converter configured to convert AC power from an AC power source into DC power, a second converter configured to convert a voltage to charge a backup electrical storage unit with the DC power from the first converter and to cause the electrical storage unit to discharge DC power, a plurality of cooling units configured to individually cool the first converter and the second converter, and a controller configured to change an operational state of the plurality of cooling units depending on an operational status of the power supply device.