▎ 摘　　要

NOVELTY - An electrically conductive graphene fiber comprises a linear base material and a graphene conductive coating layer that is coated on the base material. The graphene conductive coating layer comprises 1-1.8 parts mass graphene, 7-25 parts mass conductive carbon black, and 40-50 parts mass acrylic resin. USE - Electrically conductive graphene fiber (claimed). ADVANTAGE - The graphene fiber has excellent conductivity, and folding performance. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) Conductive graphene fiber production method, which involves spinning short fibers, forming long fiber filaments, alternately spraying the long fiber filaments with graphene ink and conductive carbon black ink, controlling the mass of conductive coating on the outer surface of yarn, forming graphene conductive filaments, laminating graphene conductive filaments into a single strand, alternately spraying conductive carbon black ink and graphene ink, controlling the composition of conductive coating on outer surface of the strand to form conductive graphene fibers; and (2) Conductive graphene fiber production system, which comprises a spinning machine that is adapted to process raw staple fibers into monofilaments, a yarn spraying machine that comprises multiple graphene ink spraying devices and multiple conductive carbon black ink spraying devices arranged at intervals, a filament winding machine provided for processing single filament sprayed to be processed into strands comprises multiple conductive carbon black ink spraying devices and multiple graphene ink spraying devices arranged at intervals, and a graphene ink spraying device is arranged in interval between adjacent two conductive carbon black ink spraying devices.