Heave compensation system and mining system

The utility model relates to the field of mining, in particular to a heave compensation system and a mining system.The heave compensation system comprises a compensation hydraulic cylinder, the compensation hydraulic cylinder comprises a cylinder body and a piston movably connected with the cylinder body, the cylinder body is rigidly connected with a mining ship, and the piston is rigidly connected with a relay bin; the first displacement sensor is arranged on the mining ship so as to detect the first displacement of the mining ship; and the fuzzy controller is connected with the compensation hydraulic cylinder and the first displacement sensor so as to control the piston to move by a second displacement in the direction opposite to the moving direction of the mining ship according to the first displacement acquired by the first sensor, so that the distance of the relay bin relative to the seabed is not changed. According to the heave compensation system disclosed by the utility model, the compensation hydrau