desalination are usually less concentrated and are at a
Ion-exchange system wastes.
Neutralize the acid and caustic solutions from ion-
brines. The concentration and temperature of these
exchange regeneration. Then dispose of wastes as
membrane brines make them ideal for disposal by
concentrated brines. The only other major waste product
return-to-source technology if it is approved by regulatory
from ion-exchange systems is the ion-exchange bed
itself. Resins that are spent and not to be regenerated
injection, can be used.
can be placed in a landfill.
b. Membrane modules. Membranes can become
fouled, compacted, or destroyed during the normal
Ultimate disposal. All waste streams from
course of membrane desalination operation. None of the
desalination processes must reach a point of ultimate or
membrane systems in current use present health or
Without adequate waste disposal
environmental hazards when disposed in a landfill. It is
facilities, site development cannot continue.
customary for the membrane manufacturers to dispose
of defective membranes and their modules when
replacement is necessary.