Zero Liquid Dicharge (ZLD)

Zero liquid discharge is process where no effluent or discharge is left over. Effluent is fed to the evaporator where dissolved solids precipitate as crystals .Crystals are dewatered and water vapour is condensed which is returned to the process.

Aldee water offer two type of evaporators: –

  • Metallic Evaporator
  • Multi-effect evaporator