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1. (WO2018103976) MEMBRANE HUMIDIFIER, PREFERABLY FOR A FUEL CELL SYSTEM

Pub. No.:    WO/2018/103976    International Application No.:    PCT/EP2017/078484
Publication Date: Fri Jun 15 01:59:59 CEST 2018 International Filing Date: Wed Nov 08 00:59:59 CET 2017
IPC: B01D 63/08
H01M 8/04119
Applicants: BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT
Inventors: HÖFLER, Thomas
BECKER, Marc
WIMMER, Hubert
Title: MEMBRANE HUMIDIFIER, PREFERABLY FOR A FUEL CELL SYSTEM
Abstract:
The invention relates to a membrane humidifier, preferably for a fuel cell system, having multiple stacking units mounted one on top of the other, wherein the individual stacking unit comprises a flow plate and a diffusion unit, wherein a circumference of the diffusion unit is formed by two oppositely situated first edge sides and two oppositely situated second edge sides, and wherein the individual diffusion unit comprises: a top layer on a top side of the diffusion unit, a bottom layer on a bottom side of the diffusion unit, a moisture-permeable membrane, two oppositely situated upper receiving elements at the two first edge sides, on the top side of the diffusion unit, and two oppositely situated lower receiving elements at the two second edge sides, on the bottom side of the diffusion unit, wherein the flow plate of the stacking unit is inserted into the two lower receiving elements, and wherein the next stacking unit is inserted into the two upper receiving elements.