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Unformatted text preview: inner conducting cylindrical core, surround by two diﬀerent non-current carrying magnetic material sleeves. completing the cylindrical shell. • Region (1): ρ < a ; μ r = 4 carrier current I o in +-→ a z direction. • Region (2): a < ρ < b ; μ r = 2 no free current • Region (3): b < ρ < c ; no free current, but μ r ( ρ ) =-3 ρ + 4 c-b c-b ; (1) the material is non homogeneous. • Region (4): c < ρ < d ; a conductor carrying current I o in the--→ a z direction; μ r = 4. • Region (5): ρ > d ; free space μ = μ o Solve for-→ H , χ m ,-→ M ,-→ J b ,-→ K b , I bs , I bv in all four regions and show that I bs + I bv = 0 for all cases. 1 a b c d 1 2 3 4 5 I o I o Figure 1: Cross Section of Cylindrical Structure 2...
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- Spring '08
- Magnetic Field, µr, infinitely long line, Ibv, triangular circuit az