Heat transfer processes

Heat-transfer coefficient

W/(m²·K)

		x
W/(m²·K)

α₁

W/(m²·K)

		x
W/(m²·K)

α₂

W/(m²·K)

		x
W/(m²·K)

W/(m·K)

		x
W/(m·K)

1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"

		variables: k - heat-transfer efficiency α₁ - heat-transfer coefficient on 1st boundary surface α₂ - heat-transfer coefficient on 2nd boundary surface l - thickness of partition or heat-conducting layer of solid λ - heat conduction of solid (partition)