Browsing NTNU Open by Author "Chaudhary, Bikash"
Now showing items 1-2 of 2
-
Assessment on plastic deformation at the powerhouse cavern and tailrace tunnel of Andhikhola Hydroelectric Project
Chaudhary, Bikash (Master thesis, 2020)There are several risks and challenges associated with underground excavation especially in case of weak and schistose rock mass. One of the major instability issues is the high induced stress around the excavation boundary. ... -
Assessment on the in-situ rock stress condition along an unlined pressure tunnel/shaft of a Norwegian Hydropower Project using numerical modeling
Chaudhary, Bikash; Panthi, Krishna Kanta; Trinh, Nghia Quoc (Chapter, 2023)Confinement is a pre-requisite in the “Norwegian state-of-art design principles” for unlined pressure tunnels/shafts where the minimum principal stress must exceed internal water pressure. Reliable estimation of in-situ ...