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Comparison of the bed evolution’s sensitivities of a 2D numerical model and a physical model for the Isar tributary to the Danube
Drop Structures for the London Tideway Tunnels
The 25-kilometer-long London Tideway Tunnels (LTT) system intercepts combined sewer overflows (CSOs) throughout central London to store, and then convey, stormwater and sewage to treatment at Beckton sewage treatment works (STW) in the east of the city. Drop structures are included at major drop shafts varying between 30-70 m in depth and at intermediate sub-surface locations. The primary drop structure types employed at the drop shafts involved tangential vortex-flow intakes, but cascades and direct drops are also utilised where applicable due to the complex and highly constrained nature of some of the sites
Hydrodynamics in association with the eutrophication in large shallow lake Taihu, China
China has 2,693 natural lakes with areas over 1.0 km2; about 23.5% of these lakes and 25.9% of their area are located in the middle and lower reach of the Yangtze River (MLYR) and eastern coastal area. All these lakes are shallow and freshwater lakes with high productivity, often suffering from nutrient enrichment and harmful algal blooms