Verveer.xlsx
verveer.mat

Table from Verveer, J.B. (1995). Handboek Verwarming Glastuinbouw (Poeldijk: Nutsbedrijf Westland N.V.).

first column: pipe diameter (mm)
first row: delta T (pipe temperature - air temperature, C)

each data cell represents the energy input in W per m of pipe length, the energy input for a pipe with a given diameter and a given deltaT.
