Iindaba

Ungayisombulula njani ingxaki yokutywina kakubi kweevalves zebhola? I-valves ivalve isetyenziswa ngokubanzi kwimveliso yemizi-mveliso kunye nokusetyenziswa kwemihla ngemihla ngenxa yezibonelelo zazo zokuvula ngokukhawuleza nokuvalwa, njl.

Jonga iValves, ekwabizwa ngokuba zii-valves enye, zisetyenziselwa ukuthintela ukubuyela umva kwe-hid kunye neenkqubo ezininzi zemizi-mveliso kunye nezomsebenzi, ngeentlobo ezahlukeneyo.

Ngaba uhlala unexhala ngamanzi angena kwimibhobho xa ubuyela emanzini emva kokuba amanzi anqunyulwe ekhaya?

Umzi-mveliso wenkqubo owomileyo ubekhona phantse iminyaka engama-20, kwaye abantu bahlala bebuza ngeevavu zetsheki, "ingaba le nto ingamelana nale nto?" Kuya kufuneka uyazi ukuba i-valve yetsheki, 'njengabagcini-phepha---indlela yendlela, "ayifuni nje ukuthintela i-backflow

Zeziphi iimfihlo ezingaziwayo kwintsebenzo yokutywina kweevali zokujonga? Kwinethiwekhi ye-Arterial "yoThutho lwemizi-mveliso, i-valves injenge-vabhu" abagcini-masango ", bavimba ngokuqinileyo i-medium efuna ukubaleka umva - kodwa ubusazi? Ukuzithemba kwayo okungagungqi akukaze kuphume umoya omncinci.

'NjengeGqibelelo' -omva "kwindlela yepayipi, jonga i-valves inomsebenzi ophambili wokunyanzela ukuhamba kwemidiya enye kunye nokuphelisa umngcipheko wokomsa. Esi sibonakaliso sivela kumdibaniso onzulu wokuyilwa kwendlela yayo yendlela kunye nemigaqo-nkqubo yoomatshini.