Methods to consider customer interruption costs in power system analysis

Summary

Electrical power utilities have to continually make decisions regarding the level of investment that should be provided in their systems. Low levels of investment can result in generally unreliable supplies while excessive investment can result in unnecessary expenditures with a resulting increase in the cost of electricity energy to customers. These considerations have always been of considerable importance to utilities. The restructuring and privatisation of many electricity supply systems has however imposed additional considerations on many utilities.

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