摘要 |
The present disclosure relates to a sheet (1) for exchange of heat and/or mass transfer between fluid flows, to a device comprising such a sheet, and to a method of manufacturing the sheet (1). The sheet (1) is provided with corrugations defining open channels (3, 5), wherein a cross-section of every other open channel (3) has two channel end points (3a, 3b), and two peaks (3c, 3d) and a valley floor (3e) between the two channel end points (3a, 3b) |