▎ 摘　　要

(CN213454251-U) NOVELTY - The invention claims a phase change energy storage graphene carbon nano-tube electric heating furnace, comprising an electric heating furnace outer shell, an insulating isolation layer, a liner shell, graphene carbon nano heating pipe, heating pipe fixing upper and lower cover plate, liner shell upper and lower cover plate, a silica gel sealing pad, a temperature sensor, a heat exchange coil, graphene carbon nano heating tube protection shell; phase change energy storage medium; and a circuit control system; the graphene carbon nano heating tube is a two-end transparent quartz glass tube plated with conductive film and provided with an electrode; the graphene carbon nano heating tube protective shell is combined into a heating device; further further can be plated with a conductive film and an electrode on the inner side of a quartz glass tube wall; the outer side of the other quartz glass tube wall is plated with a conductive film and provided with an electrode; the graphene carbon nano heating tube protective shell is composed of a heat energy recycling heating device; the inner container shell is provided with a temperature sensor, a phase change material tank hole, over-pressure, over-heat expansion protection device.