To provide a humidifier enabling suitable humidification in the humidifier for humidifying fluid such as air supplied to a fuel cell etc.
The humidifier 1 includes: a hollow fiber membrane bundle 11 constituted by bundling a plurality of hollow fiber membranes 12; a cylindrical case 21 for storing the hollow fiber membrane bundle 11; and a sealing part 30 provided at a front end of the case 21 and closing an opening on the front end side of the case 21. Air is made to flow inside the hollow fiber membranes 12, and cathode off-gas is made to flow within the case 21 and outside the hollow fiber membranes 12. The sealing part 30 includes: a plurality of first passages which are arranged within the sealing part 30 and communicated with inside of the hollow fiber membranes 12 and in which air is made to flow; and a plurality of second passages which are positioned outside the hollow fiber membranes 12, communicated with inside of the case 21 and opened within the case 21 and in which cathode off-gas is made to flow.
COPYRIGHT: (C)2010,JPO&INPIT
Takune Ikada
Kenji Nagumo
Youhei Hidaka
| JP2001201122A | ||||
| JP2102661A | ||||
| JP2007051797A | ||||
| JP2008070070A |
| US4146597 |
Etsuo Tada