Cooling Tower Mass Balance
One mechanism from Chapter 12: Cooling Things Down.
flowchart TD Makeup["Makeup water in"] Tower["Cooling tower bulk water, solids concentrate as COC rises"] Evap["Evaporation out: pure water, set by heat load"] Blow["Blowdown out: concentrated water, main controllable loss"] Drift["Drift and leaks: full tower concentration, unmetered"] Makeup --> Tower Tower --> Evap Tower --> Blow Tower --> Drift