performed with following equations 𝑇𝑎𝑣𝑔 = 𝑃 𝑛 𝛹𝑎 𝐼𝑎 cos 𝛽 + 1 2 𝐿𝑞 − 𝐿𝑑 𝐼𝑎 2 sin 2𝛽 𝑁𝑙𝑖𝑚 = 𝑉𝑜𝑚 𝛹𝑎 − 𝐿𝑑 𝐼𝑎 sin 𝛽 2 + 𝐿𝑞 𝐼𝑎 cos 𝛽 2 ✓ Predict the motor parameters under each current vector condition with surrogate models N-T characteristics Rotor geometry Predicting N T Motor parameters L d, L q β I a Ψ a I a PM flux linkage d-, q-axis inductance 𝛹𝑎 = 𝑓 𝐼𝑎 , 𝐱𝑔𝑒𝑜𝑚 𝐿𝑑 = 𝑔 𝐼𝑎 , 𝛽, 𝐱𝑔𝑒𝑜𝑚 𝐿𝑞 = ℎ 𝐼𝑎 , 𝛽, 𝐱𝑔𝑒𝑜𝑚 Learn the relationship between rotor geometry, current conditions, and motor parameters 𝐼𝑎 : Armature current 𝛽: Current phase angle 𝐱𝑔𝑒𝑜𝑚 : Geometrical parameter vector 𝑃𝑛 : Number of pole pairs, 𝑅𝑎 : Winding resistance, 𝑉𝑜𝑚 : Induced voltage limit Independent of current phase angle Computing