The use of reverse osmosis ro, nanofiltration nf, and electrodialysis ed for water treatment is expanding as water suppliers recognize the capabilities of these membranes to convert saline. This chapter describes the state of the art in the use of electrodialysis and electrodialysis with bipolar membranes for water treatment. If your source water is challenging due to high total suspended solids tss or high silica, electrodialysis reversal edr for drinking water can provide high water recovery, reducing the strain in water scarce areas. Water treatment plays a vital role in the delivery of safe and effective hemodialysis hd. Ensuring that water quality meets the american association for the advancement of medical. Us epa technical workshops for the hydraulic fracturing. Electrodialysis ed is a new advanced separation process that is commonly utilized for producing drinking water from water bodies as well as for the treatment of industrial effluents. Basically, an ed process consists of an ion exchange membrane and the diving force necessary for applicability of the. The application of electrodialysis for drinking water. Electrodialysis is a process with a long history of over. Electrodialysis desalination for water and wastewater.
Pdf electrodialysis in advanced waste water treatment. Novel and emerging technologies for produced water treatment. Complete recycling of the water and the metal ions can be achieved in favourable cases. Treatment of metal ioncontaminated rinse waters produced in electroplating operations is an important application of electrodialysis. Electrodialysis transfers waste treatment concept into water and nutrients recovery. Because of the polarity reversal design, edr for wastewater reuse is a selfcleaning, durable membrane system ideal for turbid. Water resources engineering civil engineering engc 6305. If your source water is challenging due to high tss or high silica, edr for drinking water provides high water recovery, reducing the strain in water scarce areas.