Problem 2 7. A dc motor develops 55 N-m of torque at a speed of 600 rad/s when 12 volts are applied. It stalls out at this voltage with 100N-moftorque. Iftheinertia anddamping of the armature are 7 kg-m²and 3N-m-s/rad, respectively, find the transfer function, G(s) = 0L(s)/ Ea(s), of this motor if it drives an inertia load of 105 kg-m² through a gear train, as shown in Figure P2.32. [Section: 2.8] e(t) Motor N1 = 12 N2 = 25 N3 = 25 N4 = 72 Load FIGURE P2.32 Your answer

Power System Analysis and Design (MindTap Course List)
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Chapter11: Transient Stability
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Problem 2
7. A dc motor develops 55 N-m of torque at a speed of
600 rad/s when 12 volts are applied. It stalls out at this
voltage with 100 N-moftorque. Ifthe inertiaand damping
of the armature are 7 kg-m and 3N-m-s/rad, respectively,
find the transfer function, G(s) = 0L(s)/ Ea(s), of this
motor if it drives an inertia load of 105 kg-m² through
a gear train, as shown in Figure P2.32. [Section: 2.8]
O„(1)
e(t) Motor
N1 = 12
N2 = 25
N3 = 25
Oz(t)
N4 = 72
Load
FIGURE P2.32
Your answer
Transcribed Image Text:Problem 2 7. A dc motor develops 55 N-m of torque at a speed of 600 rad/s when 12 volts are applied. It stalls out at this voltage with 100 N-moftorque. Ifthe inertiaand damping of the armature are 7 kg-m and 3N-m-s/rad, respectively, find the transfer function, G(s) = 0L(s)/ Ea(s), of this motor if it drives an inertia load of 105 kg-m² through a gear train, as shown in Figure P2.32. [Section: 2.8] O„(1) e(t) Motor N1 = 12 N2 = 25 N3 = 25 Oz(t) N4 = 72 Load FIGURE P2.32 Your answer
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