Engineer claims containment of AP1000 is insufficient for DBA

摘要

A US nuclear consultant has criticised the Westinghouse AP1000 containment design, arguing that it could release radiation in case of a design-basis accident. "The steel containment in the AP1000 design has no backup secondary concrete containment behind it [as most existing US PWRs do] torncapture post-accident radiation that leaks out," said Arnie Gunderson, chief engineer, Fairewinds Associates.