... system. The network theory and mathematical model of flow resistance for elements that include pipes, elbows, thick orifice, reductions, expansions, and nozzles are presented first. Second, the special element and combined element are introduced for treating the bearing chamber, heat exchanger...

... systems gas turbine engine mathematical model nonlinear simulation linear model generation discrete time sliding mode output feedback sliding mode fast output sampling multirate output feedback Feedback control has been an essential part of gas turbine control from the very beginning...