PO.PTA.FromDim.r
Description
Converts dimensionless radius to radial distance, [ft].
Syntax
=PO.PTA.FromDim.r(rD, Rw)Parameters
| Parameter | Description |
|---|---|
| rD | Dimensionless radius, [dimensionless]. |
| Rw | Wellbore radius, [ft]. |
SI Unit Version
Lambda Name
PO.PTA.FromDim.r.SIFormula
=LAMBDA(rD, Rw, LET(
Rw_ft, PO.UnitConverter(Rw, "m", "ft"),
result_ft, PO.PTA.FromDim.r(rD, Rw_ft),
PO.UnitConverter(result_ft, "ft", "m")))SI Parameters
| Parameter | Unit | Description |
|---|---|---|
rD |
- | Dimensionless radius, [dimensionless] |
Rw |
m | Wellbore radius, [m] |
How to save as a reusable Excel function
LAMBDA is a built-in Excel feature (Microsoft 365) that lets you create custom functions without VBA. The formula above works as-is when pasted into a cell.
To save a LAMBDA as a reusable named function:
- Go to Formulas → Name Manager → New
- Enter a name, e.g.
PO.PTA.FromDim.r.SI - In Refers to, paste the LAMBDA formula without the trailing invocation
(...) - Click OK
Now use =PO.PTA.FromDim.r.SI(...) anywhere in your workbook.