## Thermal contact resistance: Definition, Formula (Heat transfer)

What is Thermal contact resistance in heat transfer? Thermal contact resistance is the resistance to the conduction heat transfer between …

## Stanton number: Definition, Formula, Significance, Example

What is Stanton number? Stanton number is the ratio of heat transfer in the fluid to the heat capacity of …

## Rayleigh number: Definition, Significance, Formula, Example [with Pdf]

What is Rayleigh number? Rayleigh number is defined as the product of grashof number and Prandtl number. The rayleigh number …

## How is heat transferred in solid materials? [with Pdf]

After a while, the outside tip of a spoon submerged in heated oil gets warm. Similarly, when you start your …

## Composite Wall Heat Transfer: Thermal Conductivity, Resistance

What is composite wall in heat transfer? The composite wall is a wall that consists of a number of layers …

## Peclet number: Definition, Significance, Formula, Examples [with Pdf]

What is the peclet number? The peclet number is defined as the ratio of heat flow rate by convection to …

## Prandtl number: Definition, Significance, Equation, Examples [with Pdf]

What is the prandtl number? Prandtl number is defined as the ratio of kinematic viscosity (v) to the thermal diffusivity …

## NTU method in Heat exchanger: Formula, Example, Effectiveness [with Pdf]

What is NTU method? NTU (Number of transfer units) gives the heat transfer capacity of the heat exchanger. In the …

## Radiation intensity: Definition, Formula, Derivation, Unit [with Pdf]

What is radiation intensity? The radiation intensity is defined as the amount of energy emitted per unit solid angle by …

## Dropwise condensation vs Film condensation – Difference

The main difference between dropwise condensation vs film condensation is that in dropwise condensation, the vapours are condensed in the …