Rajasthan Atomic Power Project’s Unit 7 achieves criticality

The Rajasthan Atomic Power Project’s Unit 7 (RAPP-7) reached a major milestone, achieving criticality—the start of a controlled nuclear fission chain reaction. RAPP-7, part of the 2×700 MW twin RAPP-7/8 units, is the third of 16 indigenous Pressurised Heavy Water Reactors (PHWR) with a 700 MW capacity, being developed by the Nuclear Power Corporation of India Ltd (NPCIL). The first two 700 MW PHWRs are operational at Kakrapar in Gujarat, with RAPP-7 following at Rawatbhata,…