UNI EN 305 : 1999

Foreword
Introduction
1 Scope
2 Normative references
3 Symbols and abbreviations
    3.1 Roman letters
    3.2 Greek letters
    3.3 Subscripts
4 Definitions and meaning of performance
    4.1 Basic terms
    4.2 Parameters characterizing heat exchangers
    4.3 Energy balance
    4.4 Heat transfer coefficients
    4.5 Heat transfer surface
5 Performance parameters
    5.1 Characteristic entities
    5.2 Ratios
6 General information on test procedures
    6.1 Introduction
    6.2 Test conditions
    6.3 Test procedure
Annexes
A (informative) energy balance
B (informative) Heat transfer coefficients

Defines general terms and calculation used in determination of the performance of heat exchangers inclusive of related theory and general test methods.