(Solved):
Figure 1 shows the block diagram of a separately excited DC motor (Speed/Torque Estimation ...
Figure 1 shows the block diagram of a separately excited DC motor (Speed/Torque Estimation and Control of a DC Machine in Four Quadrants Operation Modes, Antar, R. K., Al-Nahrain Journal for Engineering Sciences, Vol.21 No.2, 2018, pp.238-247). Solve for Va(S)/ nest(S). V (s) 1 (R+SL) Ia-est (S) K I (s) Te-est(s) PI Figure 1 T-(S) -est 1 (B + SJ) m nest (s) K?