SPIRALLY WOUND MEMBRANE SEPARATOR ASSEMBLY

摘要

'[0075j A separator assembly is provided comprising a titembrane stackassembly comprising a feed carrier layer, a permeate carrier layer, and a membrane layer, and a central core element comprising a concentrate exhaust conduit and a permeate exhaust conduit; wherein the concentrate exhaust conduit and the permeate exhaust conduit are separated by a first portion of the membrane stack assembly; and wherein a second portion of the membrane stack assembly forms a multilayer membrane assembly disposed around the central core elernent; and %mherein the feed carder layer is in contact with the concentrate exhaust conduit and not in contact with the permeate. exhaust conduit; and‘vbertiin the penrate carrier layer Is in contact with the permeate exhaust conduit and not in contact with the concentrate exhaust conduit; and wherein the permeate carrier layer does not hum an outer surface of the sepannOr assembly.PIG. '2c