High-capacity battery

A high-capacity battery, comprising:

• an enclosure;
• a group of battery cells arranged inside the enclosure;
• and
• cover plates arranged on two opposite sides of the enclosure, wherein:
• each of the cover plates is integrated;
• the cover plates comprise a first cover plate and a second cover plate,
• the first cover plate serves as a positive pole of the battery;
• the second cover plate serves as a negative pole of the battery;
• the positive poles of the group of battery cells are connected to the first cover plate;
• and
• the negative poles of the group of battery cells are connected to the second cover plate;
• at least one partition is provided inside the enclosure;
• a top end and a bottom end of said at least one partition are connected to the cover plates in an insulated manner;
• the partition is provided with a run-through part, so that electrolyte may circulate inside the enclosure;
• and
• all groups of battery cells in the enclosure share a same electrolyte system.