National Natural Science Foundations of China(Nos.51579026,51079013);Program for Excellent Talents in Universities of Liaoning Province,China(No.LR2015007);Project of Resource and Social Security of Ministry of Human Province,China;Fundamental Research Funds for the Central Universities,China(No.3132016020)
In order to damp the heave motion of surface effect ships(SESs),a sliding mode controller with a disturbance observer was designed.At first,a disturbance observer was proposed to estimate the unknown time-varying dist...