A dc motor which has its torque-speed curve characteristics given below is driving a load through...
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A dc motor which has its torque-speed curve characteristics given below is driving a load through a gear train as shown in Figure 4. In the measurement, at the speed of 75/π RPM, the torque is at 7.5 Nm. Find the transfer function G(s) Hints: T.F. of motor: ide this e(t) Motor 0(s) E (s) N₁ = 4 J₁ = 6 kg-m² D₁ = 1 N-m-s rad N₂= 12 | J₂= 3 kg-m² D₂=3 N-m-s rad Torque-speed equation: T = -- N₂= 12 J3 = 3 kg-m² He N₁= 60₁(1) s[s+ K, /(RJ) Κ.Κ. +-+-+-(Dm + K,Ko)] JM R₁ J4=16kg-m² Figure 4 K,K, R₁ OL(S) Ea(s) @m 10 K, T(N-m) 75 R₂ 20 V FE D3= 8 N-m-s/rad RPM A dc motor which has its torque-speed curve characteristics given below is driving a load through a gear train as shown in Figure 4. In the measurement, at the speed of 75/π RPM, the torque is at 7.5 Nm. Find the transfer function G(s) Hints: T.F. of motor: ide this e(t) Motor 0(s) E (s) N₁ = 4 J₁ = 6 kg-m² D₁ = 1 N-m-s rad N₂= 12 | J₂= 3 kg-m² D₂=3 N-m-s rad Torque-speed equation: T = -- N₂= 12 J3 = 3 kg-m² He N₁= 60₁(1) s[s+ K, /(RJ) Κ.Κ. +-+-+-(Dm + K,Ko)] JM R₁ J4=16kg-m² Figure 4 K,K, R₁ OL(S) Ea(s) @m 10 K, T(N-m) 75 R₂ 20 V FE D3= 8 N-m-s/rad RPM
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