THE Integrated Resource Plan (IRP), the government’s long-term plan for electricity generation, is again stuck in the works, despite being six years out of date, with modellers and government officials wrestling over an appropriate price estimate for nuclear energy.Should the cost of nuclear energy come in too high compared to other technologies, then the nuclear build programme, which is championed by President Jacob Zuma, could be blown out of the water.The IRP is a 20-year plan that estimates demand, plans for supply, and makes policy decisions on the energy mix based on a range of factors, including energy security and affordability. Regular updates to the IRP — every two years — are crucial to ensure energy security and prevent overbuilding capacity.In the latest draft, being drawn up by technical experts based at Eskom on behalf of the Department of Energy, the overnight cost for nuclear energy is said to have been estimated at $6,000/kW.The number comes from several industry ...

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