SOURCE-LED REFERENCE NOTES

Control Valve Sizing (Cv), Choked Flow & Noise Calculation

Determining valve flow coefficient (Cv), checking flashing/cavitation choked flow conditions, and acoustic noise prediction.

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PIPE & PUMPING HYDRAULICS
1 min reference note

Control Valve Sizing (Cv), Choked Flow & Noise Calculation

Source notes β€” linked publications and standards below; organisations and authors named there do not author or endorse this page.

1. Liquid Valve Cv Equation

Cv = Q Γ— √(Sg / Ξ”P)
PEER-REVIEWED TEXTBOOK & JOURNAL CITATIONS
  • Emerson Automation Solutions. (2017). Control Valve Handbook (5th ed.). Fisher Controls. [Access Reference]