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Gypsum Power Pressure

1ntroductionressure retarded osmosis pro is an osmoticallydriven membrane om process, where water flows from a lowsalinity feed solution fs to a highsalinity draw solution ds against a hydraulic pressure achilli and childress, 2010, ramon et al2011, zhao et al2012 has gained much interest for its potential in harvesting osmotic power arising from two liquid streams.