Can high levels of renewable energy be cost effective using battery storage? Cost of renewable energy scenarios for an isolated electric grid in Western Australia | Renewable Energy and Environmental Sustainability

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Table 8

Fixed annual operating and maintenance costs for different energy generation or storage technologies.

Technology	Fixed annual operating and maintenance cost OMC_f ($/MW)	Reference
Roof top solar PV	0	EPRI [43]
Utility scale solar PV	25,000	EPRI [43]
Wind	35,000	Blakers et al. [55]
Storage	2000 $/MWh	Brinsmead et al. [58]
Energy efficiency	0^*
Coal	45,000	EPRI [43]
Gas	2000	EPRI [43]

The annual operating and maintenance cost of energy efficiency measures is often zero or even negative (the operating and maintenance cost of the building, appliance or process is reduced). All costs are in Australian dollars.

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