▎ 摘　　要

NOVELTY - The utility model claims an aluminium substrate radiating device of battery management system, relating to the technical field of electronic fittings, comprising a main board, the main board comprises an aluminium substrate, the bottom of the aluminium substrate is provided with graphene coating, the top part of the aluminium base plate is provided with a glass fibre cloth layer, the glass fibre cloth layer is provided with a copper foil layer, the coating graphene, the thickness of the glass fibre cloth layer and the copper foil layer is 10-25 microns, the side wall of the main board is provided with multiple grooves, so as to present the wave shape, the groove is provided with a radiating hemisphere protruding outwards, the bottom of the main board is provided with a plurality of air inducing grooves, the air inducing groove is opened at the gap between the pin and the pin of the electronic element, . The utility model improves the structure of the aluminium base plate, matched with graphene coating, strengthening the radiating performance of the aluminium base plate itself, so as to satisfy radiating requirement of the electronic product, simple structure, strong practicability and suitable for large popularization.