Design of Controllers with Disturbance Rejection Capabilities: A loop Shaping Methodology

JOSE LUIS FIGUEROA; OSVALDO ENRIQUE AGAMENNONI; JOSÉ ALBERTO ROMAGNOLI

San Francisco

Conferencia; American Control Conference; 1993

Typically, a process is desgined to work at some operating point.  This is usually given as solution of an economic optization problem,  Almost certainly, it will bo not posible to operative the plant rigth at this operating point , as process disturbances will cause constraints violations.