III. Instructions and recommendations for practical training
The following topics are recommended for practical training:
Types of movement of liquid flow in rivers, the main flow parameters. Flow continuity equation.
Bernoulli's equation. Calculation of flow levels and depths in the river using the correct step and standard step methods.
Density and porosity of the sediment, fractional composition. Fall velocity
Velocity distribution and flow resistance laws in natural channels.
Vertical distribution of flow velocity and shear stress. Average flow velocity. Resistance to flow.
Bedform classification and geometry. Bedform prediction
Dimensional analysis
Dimensional analysis of two-dimensional two-phase flow. The beginning of sediment movement. Shields diagram.
Meyer-Peter Muller, Einstein-Brown methods of determining the bedload discharge. Calculation of the bedload discharge by fractions. Velocity of bedload particles. Bedload measurement.
Determining the discharge of suspended sediments. Sediment concentration. The advection-diffusion equation. Concentration profiles of suspended sediments. Hyperconcentrations. Rheology of hyperconcentrations. Measurement of suspended sediments.
Determining the toatal load discharge. Sediment transport capacity. Engelund-Hansen, Ackers&White methods of total load transport
Brownlie, Yang, Einstein methods of total load transport
Methods of hydraulic calculation of the design of open earthen channels Regime method, tractive force method, method of permissible velocities, rational method.
Input of geometric data and flow data for sediment transport modeling using HEC-RAS software.
Entering sediment data, running the model of sediment transport using the HEC-RAS program. Analysis of results.
|
Do'stlaringiz bilan baham: |
