EngiRef / Formulas
Newton's Law of Cooling
Heat transfer by convection
Heat Transfer
Source Details
Id
thermo-convection
Name
Newton's Law of Cooling
Discipline
thermodynamics
Category
Heat Transfer
Latex
Q = hA(T_s - T_\infty)
Description
Heat transfer by convection
Conditions
Convection coefficient h assumed constant
Variables
[
{
"symbol": "Q",
"name": "Heat Transfer Rate",
"unit": "W",
"siUnit": "W",
"imperialUnit": "BTU/hr"
},
{
"symbol": "h",
"name": "Convection Coefficient",
"unit": "W/(m²·K)",
"siUnit": "W/(m²·K)",
"imperialUnit": "BTU/(hr·ft²·°F)"
},
{
"symbol": "A",
"name": "Surface Area",
"unit": "m²",
"siUnit": "m²",
"imperialUnit": "ft²"
},
{
"symbol": "Tₛ",
"name": "Surface Temperature",
"unit": "K",
"siUnit": "K",
"imperialUnit": "°F"
},
{
"symbol": "T∞",
"name": "Fluid Temperature",
"unit": "K",
"siUnit": "K",
"imperialUnit": "°F"
}
]Solve For
Q, h, A
Tags
convection, newton, cooling, heat transfer
Is Custom
false