Lub hopper yog ib lub thawv tsim los tuav lossis khaws cov ntaub ntawv, feem ntau nruab nrog lub tshuab tso tawm uas tso cai rau cov ntsiab lus mus rau hauv lwm lub thawv.
Hoppers feem ntau muaj lub qhov hluav taws xob tawm, uas -nyob ntawm qhov yuav tsum tau ua- tej zaum yuav haum nrog lub hau lossis lub valve los tswj cov khoom ntws.
Hoppers feem ntau yog siv los muab cov khoom siv raw rau cov kab ntau lawm-piv txwv li, thaum lub sijhawm thauj khoom los ntawm cov tsheb thauj khoom, cov thawv thauj khoom, lossis cov tsev khaws khoom.
Tsis tas li ntawd, cov hoppers ua haujlwm ua cov hlab ntsha rau cov hmoov, granular, lossis cov khoom ua kua.
Thaum siv lub hopper, ceev faj yuav tsum tau them rau cov khoom siv cov yam ntxwv ntws thiab tso tawm tus nqi kom tsis txhob muaj qhov thaiv lossis cov khoom siv khib nyiab; Tsis tas li ntawd, lub hopper yuav tsum tau txais kev tu thiab tu.
