MEMBRANE SEPARATION SYSTEM AND METHOD FOR OPERATING MEMBRANE SEPARATION SYSTEM

Abstract: the present invention provides a new membrane separation system suitable for efficiently separating a volatile organic compound from an aqueous solution containing the organic compound. a membrane separation system of the present invention includes a first membrane separation device having a first separation membrane, a separation vessel for phase-separating an aqueous solution into an aqueous phase and an organic phase, a second membrane separation device having a second separation membrane, a first permeated fluid feed passage, and a second permeated fluid feed passage. the second permeated fluid feed passage is connected to the second membrane separation device and at least one selected from the group consisting of the first permeated fluid feed passage and the separation vessel.

Inventor(s): Naomichi KIMURA, Tomoya OGAWA, Tomoya HIRAI

CPC Classification: B01D3/145 (Fractional distillation {or use of a fractionation or rectification column})

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