An ion exchange unit will be designed for termination in water with a flow rate of 6180 m3/day. Investigations of some cations in water are given below. Accordingly, read an ion acceptor from the ion receiver catalogs of the companies and make the necessary calculations.

Ca+2 : 25 mg/L ,Mg+2 : 6.1 mg/L , K+ : 156 mg/L Information about taking this selected ion is given below. Ion exchange figurines : 2 m Ion exchanger diameter : 2.4 m Ion diverter total armor: 6 m Ion exchange capacity: 1.2 eq/L =a

Design Criteria: Typical bed depths: 1-2 m Resin bed diameter: 0.6 2.4 m Flow rate: 0.2 0.6 m/min (m3/m2-min) Ion exchange capacity: 50,000-80,000 mgCaCO3/L (1 1.6 eq/L) Backwash water amount: 75 80% * bed volume Backwash flow rate: 0.8 1.2 m/min Salt flow rate: 0.07 m3/min-m3 bed Salt dosage: 240 290 kg/m3 bed volume Applied salt concentration: 10% 12% NaCl Rinsing flow: 0.27 m3/min-m3 bed Rinsing volume: 7 10 m3/m3 bed volume

Tablo 1 Baz Katyonlarin Secilik Olileri (Metcalf ve Eddy, 200