Free Tools/Heat Transfer Calculator

Convective Heat Transfer Coefficient Calculator

Nine configurations for forced and natural convection, jet impingement, and spray quenching. Select a configuration, enter the inputs, and calculate h. SI and IP units.

Select unit system
at standard conditions

Ref: Trinks, Vol I, 5th ed., p.32

Ref: ASHRAE Fundamentals, p.3.12

Ref: ASHRAE Fundamentals, p.3.12

Temperature difference above set point

Ref: Mawhinney, Heat Transfer in Industrial Furnaces, 1956, p.4

Minimum temperature difference at outlet
Enter 0 if radiation only
Length (vert.) or diameter (horiz. cyl.)

Ref: ASHRAE Fundamentals, p.3.12

Valid range: 150 - 900 °C (300 - 1650 °F)

Ref: Handbook of Quenchants and Quenching Technology, p.254, eq. 7.11

Ref: ASHRAE Fundamentals, p.3.14

Ref: Handbook of Heat Transfer, p.18.20, eq. 18.35

Results
References: Configurations 1: Trinks, Vol I, 5th ed., p.32  ·  Configurations 2, 3, 6: ASHRAE Handbook of Fundamentals, p.3.12  ·  Configuration 4: Mawhinney, Heat Transfer in Industrial Furnaces, 1956, p.4  ·  Configuration 7: Handbook of Quenchants and Quenching Technology, p.254, eq. 7.11  ·  Configuration 8: ASHRAE Fundamentals, p.3.14  ·  Configuration 9: Handbook of Heat Transfer, p.18.20, eq. 18.35

Disclaimer: Results are for educational and reference purposes only. CANETCO makes no warranty as to the accuracy of these calculations for any specific application. Always verify results with a qualified licensed engineer before use in design, construction, or any professional application. CANETCO accepts no liability for decisions made based on outputs from this calculator.

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