About 131 results
https://drivepatents.com/patents/1398232 · 22 Apr 2026
A backfeed soft-start circuit (153) for a photovoltaic inverter is provided. The backfeed soft-start circuit (153) includes a plurality of branch switches (K1, K2, ..., and KN). A solar photovoltaic array includes a plurality of photovoltaic modules (100, ...
https://drivepatents.com/patents/1386859 · 22 Apr 2026
This application discloses a box-type substation, an energy storage power supply system, and a photovoltaic power generation system. The box-type substation includes a low-voltage cabinet, a high-voltage cabinet, a transformer, a first keychain, and a seco...
https://drivepatents.com/patents/1391278 · 8 Apr 2026
Embodiments of this application provide a powertrain and a vehicle. The powertrain includes a housing, and the housing has a plurality of cooling channels that intersect and communicate with each other. The housing is a die casting part. An inner wall of t...
https://drivepatents.com/patents/1394880 · 1 Apr 2026
A charger, a soft-start method, an electric vehicle, and a charging system are disclosed. The charger includes a control module, a DC-DC conversion circuit, and a first capacitor. When the electric vehicle is charged, the control module in the charger may ...
https://drivepatents.com/patents/1391425 · 25 Mar 2026
Embodiments of this application disclose an interface circuit, a string, and a system that are applied to power line communication, to lower device specifications, for example, a safety specification and a capacitance value, and reduce design difficulty. T...
https://drivepatents.com/patents/1391568 · 25 Mar 2026
A busbar assembly, a battery module, and a battery pack are provided. The busbar assembly includes: a support, where a plurality of hollow-out structures are disposed on the support, and each hollow-out structure is configured to correspond to a terminal o...
https://drivepatents.com/patents/1394121 · 25 Mar 2026
An energy storage module, an energy storage apparatus, and a power generation system are provided. The energy storage module (43) includes a first cell (431), a second cell (432), and an air channel mechanical part (433). An air channel (4300) is disposed ...
https://drivepatents.com/patents/1395630 · 25 Mar 2026
This application discloses an islanding detection method and apparatus. The method includes: An alternating current frequency of an inverter is monitored. The alternating current frequency fluctuates within a preset range when the inverter is in a normal c...
https://drivepatents.com/patents/1387263 · 25 Mar 2026
This application provides an uninterruptible power supply. A rectifier of the uninterruptible power supply includes six first rectifier diodes, six second rectifier diodes, three alternating current side relays, six direct current side relays, a DC/DC conv...
https://drivepatents.com/patents/1388024 · 25 Mar 2026
This application provides an energy storage apparatus, a method for obtaining a battery state of health value, and a battery management system. The energy storage apparatus, the method for obtaining the battery state of health value, and the battery manage...