A battery box configured to accommodate a battery pack (200) and including a housing (100), at least one pushing assembly (400, 400b) and a cylinder (700, 700a, 700b). The housing is configured to accommodate the battery pack. The at least one pushing asse...

A core-shell particle includes a core having a chemical structure of TiM1NbM2OQ, in which M1 is Li or Mg; M2 is Fe, Mn, V, Ni, Cr, or Cu; Q is F, Cl, Br, I, or S; x is 0 to 0.15; y is 0 to 0.15; and z is 0 to 2; and a shell layer wrapping at least a portio...

A charger apparatus and a charging method are provided for charging/discharging battery modules connected in series. The chargers of the charger apparatus are grouped at least into a first charger group and a second charger group. The first terminal of the...

A disassembled and assembled power module includes: a wheel shaft; a power module; a central shaft, arranged in the power module and passing through the wheel shaft; and an engaging unit, capable of fastening the central shaft to the wheel shaft. In an emb...

A communication device and a method for enhancing impedance bandwidth of an antenna are provided. The communication device includes at least one ground, at least one antenna, a current-drawing conductor structure, and at least one coupling conductor struct...

An electric vehicle charging-control system includes a charge-monitoring device coupled with a battery system of an electric vehicle, a processor coupled with the charge-monitoring device, and a communication interface coupled with the processor. The charg...

A fluid flow plate assembly (10) includes a first manifold (11), a second manifold (12), and at least one fluid flow channel (C) coupled between the first manifold and the second manifold. The first manifold has a fluid inlet for receiving an incoming flui...

A fluid flow plate assembly may include a first manifold (11), a second manifold (12), a first flow channel, and a second flow channel. The first manifold may have a fluid inlet (11a) for receiving an incoming fluid and may extend along a first direction t...

A fuel cell module (F) may include a membrane electrode assembly, two gas diffusion layers, two current collectors, two sealing members (20), a fluid flow plate assembly (10). The fluid flow plate assembly (10) may include a first manifold, a second manifo...

A fuel cell module may include a membrane electrode assembly MEA (301) two gas diffusion layers (302), two current collectors (303,304), two sealing members (20), and a fluid flow plate assembly (10). The membrane electrode assembly may include at least on...