Table 4: The investment and upgrading decided of equipment.

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No Cost Case 1 Case 2 Case 3 Case 4
1 Total life cycle cost (M$) 32.46 20.61 32.22 20.03
2 Feeder and substation upgrading cost (M$) 1.97 1.97 0.53 0.98
3 O&M and electrical energy cost (M$) 32.36 20.03 32.16 19.98
4Investment capacitor cost (M$) 0 0 0.09 0.04