Fouling and Reactivity Insertion Accidents

On Tuesday, April 3, 2007, the ACRS Subcommittee on Fuels considered several aspects of Reactivity Insertion Accidents. However, they continued to ignore the impact of heavy fouling (crud). As I've mentioned many times in this blog, fouling is ubiquitous among the worldwide fleet of LWRs. And I've presented the following slide previously; the heavy textured crud is clearly a very significant thermal resistance.