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ASME MFC7 : 2016

ASME MFC7 : 2016

MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW VENTURIS AND CRITICAL FLOW NOZZLES

American Society of Mechanical Engineers

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Table of Contents

Foreword
Standards Committee Roster
Committee Correspondence
1 Scope and Field of Application
2 References
3 Symbols and Definitions
4 Basic Equations
5 Applications for Which the Method Is Suitable
6 Standard Critical Flow Venturis
7 Installation Requirements
8 Calculation Methods
9 Uncertainty of CFV Flow Measurements
Nonmandatory Appendices
A - CFV Discharge Coefficients
B - Example Flow and Uncertainty Calculations
C - CFV Mass Flow Equation and Real Gas Critical Flow Function
D - Humid Air Composition
E - CFV Unchoking Test Procedure

Abstract

Pertains to the steady flow of single-phase gases through critical flow venturis (CFV) of shapes specified herein [also sometimes referred to as critical flow nozzles (CFN), sonic nozzles, or critical flow venture nozzles].

General Product Information

Document Type Standard
Status Current
Publisher American Society of Mechanical Engineers
Supersedes
  • ASME MFC7M : 1987 : R2001
  • ASME MFC7M : 1987
  • ASME MFC7M : 1987 : R2014
  • ASME MFC7M : 1987 : R2006

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