Dab tsi yog npauj npaim valve rau kev tiv thaiv hluav taws?
Npauj npaim valve rau kev tiv thaiv hluav taws yog ib hom valve siv hauv kev tiv thaiv hluav taws los tswj cov dej ntws los yog lwm yam kev tua hluav taws. Nws yog qhov tseem ceeb hauv kev ua kom muaj kev nyab xeeb ntawm tib neeg thiab khoom vaj khoom tsev thaum muaj xwm txheej ceev.
Npauj npaim valve muaj npe tom qab nws cov duab, uas zoo li lub tis ntawm npauj npaim. Nws muaj ib lub voj voog uas tig ib ncig ntawm lub hauv paus axis los tswj cov dej ntws. Thaum qhib tag nrho, lub disc dlhos nws tus kheej nrog cov yeeb nkab, tso cai rau cov dej ntws mus dawb. Thaum kaw tag nrho, lub disc ces kaum nws tus kheej perpendicular mus rau cov yeeb nkab, tsim ib tug barrier uas nres qhov ntws kiag li.
