Battery system with starting and energy storage functions

The utility model discloses a battery system with starting and energy storage functions, which relates to the technical field of new energy batteries and comprises a first control circuit, a second control circuit, a switch S3 and a motor, the first control circuit is composed of a switch S1 and a battery module A, and the second control circuit is composed of a switch S2 5 and a battery module B6. According to the battery system with the starting and energy storage functions, the battery module A and the battery module B are integrated in one battery pack to be used in parallel, so that the situation that in the prior art, two separated battery packs, namely an energy storage and starting battery pack, are adopted in one part, and space and cost are wasted is avoided; the system solves the problems that in the prior art, only energy storage cells exist in a small part of batteries with energy storage and starting functions, low-temperature high-rate discharge is carried out forcibly, the use requirements of