UNIT – I
OPEN CHANNEL FLOW: TYPES OF FLOWS – TYPE
OF CHANNELS – VELOCITY DISTRIBUTION
– ENERGY AND MOMENTUM CORRECTION
FACTORS – CHEZY’S, MANNING’S; AND BAZIN
FORMULAE FOR UNIFORM FLOW – MOST
ECONOMICAL SECTIONS. CRITICAL FLOW:
SPECIFIC
ENERGY-CRITICAL DEPTH – COMPUTATION OF
CRITICAL DEPTH – CRITICAL SUB-CRITICAL AND
SUPER CRITICAL FLOWS.
NON UNIFORM FLOW-DYNAMIC EQUATION FOR
G.V.F., MILD, CRITICAL, STEEP, HORIZONTAL
AND ADVERSE SLOPES-SURFACE PROFILESDIRECT STEP METHOD- RAPIDLY VARIED FLOW,
HYDRAULIC JUMP, ENERGY DISSIPATION.