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Showing posts from July, 2025

Nuclear Reliability- an uncertain route

 Nuclear energy provides reliable, baseload, low-carbon electricity that complements the variability of wind and solar’. That, boiled down, is the UK governments view, as relayed in a response by the Department of Energy Security and New Zero to a critique by Prof Steve Thomas and Paul Dorfman. Well, none if it holds up to examination. Low carbon? Not if you include uranium mining, waste handling and plant decommissioning. Baseload? A dodgy idea!  A Department of Energy minister had previously admitted that ‘although some power plants are referred to as baseload generators, there is no formal definition of this term’ and the Department ‘does not place requirements on generation from particular technologies’.  A key point is that nuclear plants are not that reliable- if nothing else, they have to be shut down occasionally for maintenance and refuelling. Add to that unplanned outages, and nuclear plants are not very sensible as backup - especially given their high capital ...