About 59 results
https://drivepatents.com/patents/1385794 · 4 Jun 2026
A method for power distribution in an electricity-hydrogen hybrid energy storage system in a microgrid method includes: decomposing a current operating power of a microgrid into a to-be-smoothed power and a grid connection power; distributing the to-be-smo...
https://drivepatents.com/patents/1114874 · 28 May 2026
A wind turbine generator (-) comprising an electric generator () and an apparatus (-) for electric power conversion, wherein the apparatus (-) comprises: a first power converter () for converting AC power from the electric generator () to DC power; a secon...
https://drivepatents.com/patents/964970 · 26 May 2026
A power supply system includes a bypass branch, at least two energy storage branches, and a controller. An input of the bypass branch is configured to connect to a power supply, and an output of the bypass branch is configured to supply power to a load. An...
https://drivepatents.com/patents/1382382 · 7 May 2026
A layered control system for managing a distributed energy storage, DES, system, wherein the DES system comprises a plurality of nodes (-), each node comprising one or more battery units. The layered control system comprises a first control layer (), a sec...
https://drivepatents.com/patents/1381945 · 30 Apr 2026
An energy storage and supply system for supplementing a mains grid includes a photovoltaic array to generate electricity, a pumped hydraulic energy store and a battery energy storage system (BESS). The pumped hydraulic energy store and the BESS are connect...
https://drivepatents.com/patents/1380277 · 26 Mar 2026
Provided is an energy storage unit A for an energy storage system, and the energy storage unit includes an energy storage bank which is connected to a power conversion device , and a bank management device . The bank management device either calculates, on...
https://drivepatents.com/patents/1394711 · 25 Feb 2026
This application provides a method for controlling an energy storage system and a system. The method for controlling the energy storage system includes: determining that a first energy storage unit cluster in a plurality of energy storage unit clusters nee...
https://drivepatents.com/patents/1398499 · 31 Dec 2025
A power distribution method in an energy storage system including a plurality of battery racks and a plurality of DC/DC converters connected to each corresponding battery rack may include collecting information about each battery rack and information about...
https://drivepatents.com/patents/1399790 · 31 Dec 2025
An uninterruptible power supply device (100) is configured to provide a rated electrical power to an electrical load (L%), and includes: a rectifier module (110, 115), electrically coupled to an electrical power grid; an inverter module (I), electrically c...
https://drivepatents.com/patents/1377525 · 18 Dec 2025
A direct-current coupling system and a charging control method therefor are provided. In the direct-current coupling system, an alternating-current side of an inverter is configured to connect a power grid, a direct-current side of the inverter is connecte...