simplify the block diagram
Ref. Speed error E,(s) signal R,(s) Speed controller Uc(s) Ks+40 + S Feedback speed signal Kss S2 (s) Torque controller and power amplifier U(s) 10s +6 S Feedback current signal Kes la(s) Current sensor sensitivity 0.5 Armature resistance Ra(s) Eb(s) Back emf 1 Armature current la(s) Speed sensor sensitivity 0.0443 1.8 Motive torque TL(S) T(s) Friction torque Tr(s) 2 0.6154+ 1 7.226s 0.1 Motor angular speed Ω (s) 0.3 4.875 Vehicle speed V(s)
simplify the block diagram
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