#ECOFLOW INC [CN]

POWER FAILURE DETECTION METHOD, POWER CONVERSION DEVICE, AND ENERGY STORAGE SYSTEM

This application provides a power failure detection method, including: obtaining a first fundamental wave signal of an alternating current (AC) at a first moment and a second fundamental wave signal a…

DRIVE·Jun 10·1 min read

G01R19/04 ECOFLOW INC [CN]

MULTI-BATTERY-PACK CHARGING MANAGEMENT METHOD AND APPARATUS, AND ENERGY STORAGE DEVICE

A charging management method for multiple battery packs comprises determining a target charging current of each battery pack according to a sampled temperature of each battery pack and a sampled volta…

DRIVE·Mar 4·1 min read

G01R31/382 ECOFLOW INC [CN]

INVERTER SYSTEM, INVERTER SYSTEM CONTROL METHOD, AND PARALLEL INVERTER SYSTEM

An inverter system, including a pre-conversion circuit, a post-conversion circuit, and a control circuit; the pre-conversion circuit is configured to convert a voltage of a power supply into a DC volt…

DRIVE·May 14·1 min read

H02J3/38 ECOFLOW INC [CN]