"Chiŵerengero cha madzi oyambira" (chomwe chimatchedwa Q₁ mu miyezo ya metrological) chimatanthauzidwa ngati chiŵerengero chochepa cha madzi omwe makina oyezera madzi amatha kuyambitsa kuzungulira kwa njira yake yoyezera yamkati (monga impeller) ndikuchita muyeso wovomerezeka wa voliyumu.
Zofunikira zazikulu zaukadaulo zafotokozedwa motere:
- Pa chiŵerengero choyambira cha madzi Q₁, cholakwika cha muyeso wa mita chiyenera kutsatira malire omwe atchulidwa ndi kalasi yake yolondola (monga, ±5% ya mamita a Gulu 1 ndi ±3% ya mamita a Gulu 2 pa ISO 4064-1:2014).
- Chida choyezera magetsi chiyenera kusonyeza makina oyambira omwe ali ndi mphamvu yogwira ntchito popanda kutsekeka kapena kugwedezeka, kuonetsetsa kuti pali njira yodalirika yoyezera kuchuluka kwa madzi omwe akuyenda pang'onopang'ono (monga madzi akudontha) omwe amapezeka m'nyumba kapena m'makampani opepuka.
- Kuchuluka kwa madzi oyambira kumatsimikiziridwa kudzera mu mayeso okhazikika, omwe amafuna kuti mita ilembetse kuchuluka kwa madzi nthawi zonse pamene madzi akuyenda pa Q₁, popanda kuchedwa kwakukulu kapena kulephera kuyambitsa kuyeza.
Zofunikira izi ndizofunikira kwambiri poletsa kugwiritsa ntchito madzi osalembedwa komanso kuonetsetsa kuti mita ikutsatira malamulo a metrology.
Nthawi yotumizira: Novembala-18-2025