Water Control Valves - Flow Coefficient Cv Diagram
Sizing of water control valves - Imperial units.
Sponsored Links
The flow coefficient Cv for a water control valve can be estimated with the diagram below:
Example - Required Cv for a water control valve
With water flow 6 gpm and designed pressure drop 10 psi through a control valve - the required flow coefficient Cv can be estimated to ~2 as indicated in the chart below.
Sponsored Links
Related Topics
-
Control Valves
Control Valve terminology, bodies, trim, flow characteristics, Cv and Kv sizing, noise, actuators and positioners
Related Documents
-
Ball Valves - Flow Coefficients Cv
Flow coefficients - Cv - for typical ball valves - reduced and full bore. -
Butterfly Valves - Flow Coefficients Cv
Typical flow coefficients - Cv - for butterfly valves. -
Control Valves - Adding Flow Coefficients for Valves in Series or Parallel
How to add flow coefficients for control valves in series or parallel. -
Flow Coefficient Cv vs. Flow Factor Kv
Comparing flow coefficients Cv to flow factors Kv. -
Liquid, Steam and Gas - Flow Coefficients Cv
Calculate flow coefficients for the design of control valves - Imperial units. -
Liquids - Critical Pressure Ratios
Critical pressure ratios for water and other liquids. -
Steam Control Valves - Calculate Flow Factor Kv
Designing steam control valves and their Kv values. -
Straight Through Diaphragm Valves - Flow Coefficients
Flow coefficients - Cv - and flow factors - Kv - for straight through diaphragm valves. -
Valve Authority
The valve authority expresses the ratio between pressure drop across the control valve compared to total pressure drop across the whole system. -
Water Control Valves - Flow Factor Kv Diagram
Sizing of water control valves - SI units -
Water Control Valves - Kv Calculation
Designing water process control valves and their Kv values.
