The treatment of electroplating wastewater in electrocoagulator with bulk anodes has been described. Passivation and depassivation in metal shavings process chemistry has been analyzed.
Keywords: water treatment, electroplating wastewater, activation, electrocoagulator, electrode, passivation
The mathematical model of storage reservoir has been deduced. The deposition rate of particles in reservoir has been calculated. It is concluded that storage reservoir is a preliminary sedimentation tank.
Keywords: storage reservoir, preliminary sedimentation tank, mathematical model, deposition rate