The Scientific World Journal / 2014 / Article / Tab 5

Research Article

Effects of Outlets on Cracking Risk and Integral Stability of Super-High Arch Dams

Table 5

Characteristic stresses at various key locations from both the analysis cases A and B (Unit: MPa).

LocationContentCase ACase B

Up stream surfaceMaximal tensile stress of dam heel 0.670.85
Maximal tensile stress near left arch abutment0.610.82
Maximal tensile stress near right arch abutment0.10.1

Down stream surfaceMaximal compression stress of dam toe15.716.8
Maximal compression stress near left arch abutment16.917.1
Maximal compression stress near right arch abutment16.316.7

Upstream of bottom outletMaximal tensile stress of side wall−1
Maximal tensile stress of roof0
Maximal tensile stress of floor−0.1

Downstream of bottom outletMaximal tensile stress of side wall0.7
Maximal tensile stress of roof0
Maximal tensile stress of floor0

Surface outletsMaximum tensile stress in upstream surface1.8
Maximum tensile stress in downstream surface1.9

Middle outletsMaximum tensile stress in upstream surface1.5
Maximum tensile stress in downstream surface1.7