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Sizing Valves for the Process Industry
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Introduction
Before to start this course
Valve Sizing Spreadsheet
Scope
Introduction
Useful terminology
Pressure, Velocity and Energy profiles through valves
Cavitation, Choked Flow and Flashing
Non vaporizing liquids
Sizing equations for turbulent flow
Piping geometry factor Fp
EXAMPLE #1 : Sizing a valve for liquid propane
Sizing equations for non turbulent flow
More insights on non turbulent flow
Determining the required flow coefficient Cv
EXAMPLE #2 : Sizing a valve for a laminar flow
Predicting flow rate through valves
EXAMPLE #3 : Predicting flow rate through a valve for transient flow
Predicting pressure drop through valves
EXAMPLE #4 : Predicting pressure drop for laminar flow
Choked flow of vaporizing liquids
Liquid critical pressure ratio factor FF
Liquid pressure recovery factor FL (without fittings)
Combined liquid pressure recovery factor FLP (with fittings)
EXAMPLE #5 : Predicting maximum flow through a valve
Turbulent flow
Expansion factor
Choked flow
Pressure drop ratio factor (without fittings)
Pressure drop ratio factor (with fittings)
Ratio of specific heats factor
Compressibility factor
EXAMPLE #6 : Determining valve size and percent opening
Included in this course
About the course
Introduction
Preview
Before to start this course
Valve Sizing Spreadsheet
Preview
Preliminaries
Scope
Introduction
Useful terminology
Pressure, Velocity and Energy profiles through valves
Cavitation, Choked Flow and Flashing
Incompressible fluids
Non vaporizing liquids
Sizing equations for turbulent flow
Piping geometry factor Fp
EXAMPLE #1 : Sizing a valve for liquid propane
Sizing equations for non turbulent flow
More insights on non turbulent flow
Determining the required flow coefficient Cv
EXAMPLE #2 : Sizing a valve for a laminar flow
Predicting flow rate through valves
EXAMPLE #3 : Predicting flow rate through a valve for transient flow
Predicting pressure drop through valves
EXAMPLE #4 : Predicting pressure drop for laminar flow
Choked flow of vaporizing liquids
Liquid critical pressure ratio factor FF
Liquid pressure recovery factor FL (without fittings)
Combined liquid pressure recovery factor FLP (with fittings)
EXAMPLE #5 : Predicting maximum flow through a valve
Compressible fluids
Turbulent flow
Expansion factor
Choked flow
Preview
Pressure drop ratio factor (without fittings)
Pressure drop ratio factor (with fittings)
Ratio of specific heats factor
Compressibility factor
EXAMPLE #6 : Determining valve size and percent opening
Downloadable resources
Included in this course
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