公开(公告)号：US11029239B2

公开(公告)日：2021-06-08

申请号：US16326472

申请日：2017-08-24

申请人： Fuchs Petrolub SE

发明人： Paul Roger Littley ,  John Stirland

IPC分类号： G01N13/00 ,  G01N15/14 ,  G01N17/00 ,  G01M9/04 ,  G01M99/00

摘要： The invention as herein described discloses a test apparatus (1) for testing dust suppression systems and a method for testing dust suppression systems using said test apparatus (1). Said test apparatus (1) comprises a housing (100) with at least two chambers (101,102) being separated from each other by a window (103) which comprises at least one transfer vent (104). Therein particle counting means (110, 120) are detachably mounted to at least one of said two chambers (101,102). Further, the first chamber (101) of said at least two chambers (101,102) comprises a door (121) and is equipped with supply means for supplying the first chamber (101) with particulate free air, and wherein the second chamber (102) of said at least two chambers (101, 102) is equipped with exit means for releasing air from the second chamber (102).