The invention provides a multi-energy electricity generation micro-nano capsule applied to a fluid transportation pipeline node and an energy mining array. The multi-energy electricity generation micro-nano capsule applied to the fluid transportation pipeline node and the energy mining array are based on the cognition of multiple types of energy existing in a fluid transportation pipeline and aimsat the technical problem of an energy mining device, and a nano electricity generation technology is used for a long distance fluid transportation pipeline through the energy mining device, the electricity generation micro-nano capsule is placed in a fluid on the fluid transportation pipeline node position to use, insulation design is conducted on the outer surface of the electricity generation micro-nano capsule, the electricity generation micro-nano capsule is of a sealing structure andis defined by a top wall, a bottom wall and side walls, the internal of the electricity generation micro-nano capsuleis hollow, andthe electricity generation micro-nano capsule is provided with a friction electricity generation unit and/or a piezoelectric electricity generation unit and/or a karman vortexstreet electricity generation unit and/or an electromagnetic induction unit. According to the multi-energy electricity generation micro-nano capsule applied to the fluid transportation pipeline nodeand the energy mining array, the multiple types of energy can be fully collected and utilized, so that energy support is provided for pipeline intelligent detection, high precision positioning maintenance and the like.