National Aeronautics and Space Administration Reports Research in Control Engineering

摘要

2011 APR 4 - (VerticalNews.com) -- "Direct model reference adaptive control isrnconsidered when the plant-model matching conditions are violated due to large changes in thernplant or incorrect knowledge of the plant's mathematical structure. Because of the mismatch, thernplant can no longer track the original reference model, but may be able to track a modifiedrnreference model that still provides satisfactory performance," scientists in Hampton, UnitedrnStates report.