Turbulence chamber stilling pool
A vortex chamber and stilling pool technology, applied in water conservancy engineering, marine engineering, coastline protection, etc., to achieve the effects of strong turbulence, simple structure and stable water flow out of the pool
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Embodiment 1
[0030] The vortex chamber stilling tank in this implementation case is used for underflow energy dissipation at the outlet of the spillway of the hydropower station with medium and high heads.
[0031] The maximum operating water head of a certain project is 80m, the spillway width B=8m, and the maximum single-width discharge is q=125m 3 / s.m; gradient i of gradually expanding reverse slope section 1 = h 1 / l 1 =1:10, the horizontal length of gradually expanding and reversed slope section l 1 = 30m, the vertical height h of the gradually expanding reverse slope section 1 = 3m, the bottom plate of the gradually expanding reverse slope section is a plane, and the radius R of the arc of the arc side wall 1 =102m, the left and right diffusion widths at the end of the gradually expanding reverse slope section are both b 1 =4.0m; the length of the vortex chamber L=57.75m, the widest point (B+2b 2 ) = 28m, b 2 =10.0m, arch height d=2.0m of curved bottom plate, arch length is (...
Embodiment example 2
[0034] The vortex chamber stilling tank in this implementation case is used for bottom flow energy dissipation at the outlet of the spillway tunnel of the middle and high head hydropower station.
[0035] The maximum operating water head of a certain project is 120m, the spillway width B=10m, and the maximum single-width discharge is q=100m 3 / s.m; gradient i of gradually expanding reverse slope section 1 = h 1 / l 1 =1:20, the horizontal length of the progressively expanding reverse slope section l 1 =100m, the vertical height h of the gradually expanding reverse slope section 1 = 5m, the bottom plate of the gradually expanding reverse slope section is a plane, and the radius R of the arc of the arc side wall 1=50.5m, the left and right diffusion widths at the end of the gradually expanding reverse slope section are both b 1 =10.0m; the length of the vortex chamber L=66.81m, the widest point (B+2b 2 ) = 40m, b 2 =15m, the arch height of the curved bottom plate of the vo...
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