Water Conservation MIL-HDBK-1165 - US DOD

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Diffusion dialysis can operate continuously without regeneration and only requires an electrical source to drive the peristaltic pump. Relatively low flow rates must be used to ensure proper separation making diffusion dialysis a slow recovery process. i) Filtration. During the plating process, impurities are introduced into the plate bath solution from several sources: the workpiece, the water or chemicals used to make the plating solution, and from drag out of the previous tank. Additionally, in the rinse-water recovery process, along with the desired plating chemicals, some undesirable impurities will also be separated from the rinse-water and returned to the plate bath.

Check that your softener units are only running when necessary to reduce the amount of sludge. Using a higher quality softener salt may also help. 1 Washrack Cleaning Facilities. The military maintains numerous facilities for washing and rinsing its aircraft and vehicles. These washrack facilities encompass aircraft, wheeled vehicles, and track vehicles (such as tanks). With so many facilities using large amounts of water on a regular basis, they are an excellent candidate for water conservation.

Dangerous solvent strippers and water used for rinsing are eliminated. No hazardous wastewater is generated. However, the spent bead media must be evaluated for hazardous contamination prior to disposal. 4 Water Recycling, Reclamation, and Reuse. Wastewater from painting or paint stripping facilities may contain a number of hazardous chemicals, making it difficult to reuse in the same process. Water reclamation may, however, be possible for uses such as irrigation. Still, depending on the complexity of the wastewater, extensive treatment might not be cost effective.

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