Calculate line pipe heat transfer coefficient for multi layer pipelines.
The overall heat transfer coefficient is calculated relative to the pipe innner diameter (including liners).
Tool Input
- schdtype : Line Pipe Schedule Type
- diamtype : Line Pipe Diameter Type
- ODu : User Defined Outside Diameter
- IDu : User Defined Inside Diameter
- wtntype : Line Pipe Wall Thickness Type
- tnu : User Defined Wall Thickness
- WTi : Pipe Liner Wall Thickness
- Ki : Pipe And Liner Thermal Conductivity
- WTo : Pipe Coating Wall Thickness
- Ko : Pipe Coating Thermal Conductivity
Tool Output
- IID : Pipe Inner Diameter Including Liners
- OD : Line Pipe Nominal Diameter
- OOD : Pipe Outer Diameter Including Coatings
- R : Total Heat Resistance
- Ri : Heat Resistance Of Pipe And Liner
- Ro : Heat Resistance Of Pipe Coating
- U : Overall Heat Transfer Coefficient (On IID)
- tn : Line Pipe Nominal Wall Thickness