About 143 results
https://drivepatents.com/patents/1394713 · 10 Sep 2025
Embodiments of this application provide an energy storage system, including a controller, an inverter, an on-grid/off-grid mode switch, and a load. The inverter is configured to: in response to determining that the energy storage system is in an islanding ...
https://drivepatents.com/patents/1394829 · 10 Sep 2025
This application provides a grid-tied power supply system. The grid-tied power supply system includes a controller and at least two inverters. One inverter is coupled to a plurality of power supply modules. The controller is configured to determine a power...
https://drivepatents.com/patents/1396749 · 10 Sep 2025
Embodiments of this application relate to the control field, and provide a control method and apparatus. The control method and apparatus may be applied to an electric drive system. The electric drive system includes an oil pump, a motor, a reducer, and a ...
https://drivepatents.com/patents/1400340 · 10 Sep 2025
A common-mode voltage injection control method and apparatus for an inverter are provided. For the method and apparatus, a common-mode voltage for a DPWM mode is calculated based on three-phase port voltages and an output power command (S202); a common-mod...
https://drivepatents.com/patents/1391283 · 3 Sep 2025
A powertrain includes a motor, a reducer, and an elastic component. The reducer includes an input shaft, the motor includes an output shaft, the input shaft is coaxially coupled to the output shaft, a coupling end of the input shaft includes a first limiti...
https://drivepatents.com/patents/1392664 · 3 Sep 2025
This application provides an energy storage system and a power supply system. The energy storage system includes N battery racks and at least two temperature control systems. Each battery rack includes a plurality of battery packs. Each battery rack can in...
https://drivepatents.com/patents/1394122 · 3 Sep 2025
An energy storage system, is to improve operating efficiency and system reliability that exist when a component in the energy storage system is faulty, and avoid a waste of resources. The energy storage system includes a plurality of energy storage branche...
https://drivepatents.com/patents/1394369 · 3 Sep 2025
This application provides a power supply system and a grid-connected control method. The power supply system includes a power supply, a collection control circuit, a load, and an inverter. The collection control circuit includes a grid-connected collection...
https://drivepatents.com/patents/1394968 · 3 Sep 2025
This application discloses an energy system and a charging and discharging control method. The energy system mainly includes a charging and discharging control apparatus and an energy storage battery. When a battery level is not greater than a discharging ...
https://drivepatents.com/patents/1396613 · 3 Sep 2025
This application relates to a converter in a photovoltaic power generation system and a parametric curve scanning method for a photovoltaic string. A parametric curve includes a current-voltage curve or a power-voltage curve. The scanning method includes: ...