| | | | --- | --- | | Qg (m³/s) | 1 | | Vg (m/s) | 4 | | D (m) | =SQRT(4*1/(PI()*4)) | =0.89 m |
Excel check: Add a cell that calculates . If > 3-5%, you need blowdown or a bigger pump.
offers a downloadable spreadsheet for preliminary single-stage spray tower calculations, including removal efficiency and pressure losses.
L/G_cool = (Q_sensible) / (Cp_water * Delta_T_water * 8.34)
Instead of manually typing packing factors, create a "Database" tab listing common packing types (e.g., 2" Pall Rings, 3" Saddles) and their associated Packing Factors ($F$), Surface Areas ($a$), and Void Fractions ($\epsilon$).
T_out is not known because the humidity ratio changes. You must use Goal Seek or iterative circular logic.
Create an Excel template with the following columns: