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 14

Carbon price and level of renewable energy generation for break-even cost with BAU with cost improvement and installation growth.

Carbon price ($/tonne)	Cost of BAU scenario ($/MWh)	Break even RE generation with no cost improvement or installation rate growth (%)	Break even RE generation with cost improvement and moderate installation rate growth (%)	Break even RE generation with cost improvement and rapid installation rate growth (%)
0	95.7	70	85	95
24	111	80	96	98
70	142	96	99	99.5

BAU is the business as usual case of using mostly conventional fossil generation. All costs and prices are in Australian dollars.

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