1. Nusselt number calculator
Peter Hyoung

2. Nusselt number
Equations for the Nusselt number can be very complicated.

3. calculator
In order to avoid constantly making calculator errors and in order to double check your answer in an efficient manner I put the Nusselt numbers into an Excel Calculator.
After putting in the values, you will have the corresponding Nusselt numbers to the values you put in.

4. Flat plate in parallel flow

5. external flow

6. Internal flow

7. Directions
Step 1: Insert your values into the boxes highlighted green.
Step 2: Find the value corresponding with your equation highlighted in green.

8. Conclusion and recommendations
It becomes much harder to make calculator mistakes because you can double check your answer.
You will be able to see how each variable affects each equation and in order to more fully understand heat transfer.