Electric pile, fuel cell and vehicle

The invention belongs to the technical field of fuel cells, and discloses an electric pile, a fuel cell and a vehicle. The electric pile comprises a pile core and a plurality of heat dissipation assemblies. The reactor core comprises a plurality of polar plate-membrane electrode units, each polar plate-membrane electrode unit comprises a bipolar plate assembly and a membrane electrode, the membrane electrode is arranged on one side of the bipolar plate assembly, the plurality of polar plate-membrane electrode units are sequentially connected, and the reactor core is provided with a hydrogen manifold, an oxygen manifold and a cooling liquid manifold which penetrate through the polar plate-membrane electrode units; the plurality of heat dissipation assemblies are connected with the reactor core, each heat dissipation assembly comprises a soaking piece and a semiconductor chilling plate, the soaking piece is connected with the semiconductor chilling plate, the semiconductor chilling plate is arranged in the reac