Flowchart of DEM Modeling Stability Analysis of Large Underground Powerhouse Caverns

Figure 3

The 3DEC model of the Jurong pumped storage power station project. Random blocks simulation result (a); the rock mass model is processed transparent to make the project location clear (b). Inner structures of the caverns (c); excavation sequence scheme of the underground cavern complex (d).

(a)

(b)

(c)

(d)