Kodi pali kusiyana kotani pakati pa Valve Yosabwerera ndi Yoyang'ana?

Mukamagwira ntchito ndi mapaipi, nthawi zambiri mungamve zonse ziwirivalavu yosabwezera (NRV)ndivalavu yoyezeraakugwiritsidwa ntchito. Poyamba, angamveke ngati ma valve awiri osiyana. Koma kodi ndi ofananadi? Kapena pali kusiyana koyenera kuonedwa? Tiyeni tikambirane mwachidule.

Kodi Valavu Yosabwerera (NRV) ndi chiyani?

Valavu yosabwerera ndi mtundu wa valavu yomwe imalola madzi—kaya madzi kapena mpweya—kuyenda mbali imodzi yokha. Madzi akasiya kuyenda kapena kuyesa kubwerera m'mbuyo, valavuyo imatseka yokha. Ntchitoyi imaletsa kubwerera m'mbuyo, komwe kungawononge zida kapena kuipitsa malo oyera.

Ma NRV amagwiritsidwa ntchito kwambiri mu:Njira zoperekera madzi kuti zisaipitse.Mapampu oletsa kubwerera kwa madzi pamene pampu yazimitsidwa.Mapaipi a mafakitale komwe kusunga kayendedwe ka njira imodzi ndikofunikira.

Mfundo yofunika kwambiri ndi iyi: NRV imatsimikizira kuti madziwo akupita patsogolo osati kubwerera m'mbuyo.

Kodi Valve Yoyang'anira ndi Chiyani?

Vavu yowunikira imagwira ntchito mofanana. Imaletsanso kuyenda kwa madzi m'njira yosiyana ndipo imatsimikizira kuti madzi amayenda mbali imodzi yokha. Vavu yowunikira imapezeka pafupifupi m'mafakitale onse, kuyambira kuyeretsa madzi mpaka mafuta ndi gasi.

Pali mitundu ingapo ya ma valve oyesera, monga:Ma valve oyesera swing (okhala ndi diski yolumikizidwa yomwe imatseguka kapena kutsekedwa).Ma valve oyezera kukweza (ma disc amakweza mmwamba kapena pansi ndi kuyenda).Ma valve oyezera mpira (mpira umagwira ntchito ngati njira yotsekera).Ma valve oyezera ma wafer (mapangidwe ang'onoang'ono a malo opapatiza).

Kotero, Kusiyana N'chiyani?

Apa ndi pomwe zinthu zimakhala zosangalatsa. Zoona zake n'zakuti: valavu yosabwezera ndi valavu yoyang'anira zinthu ndi chinthu chimodzi. Kusiyana kwakukulu kuli mu mawu ogwiritsidwa ntchito.

• Valavu yosabwezera (NRV) ndi mawu ofala kwambiri kapena ofotokozera, omwe nthawi zambiri amagwiritsidwa ntchito mu Chingerezi cha ku Britain komanso m'mafakitale okhudzana ndi madzi.

• Mawu akuti Check valve ndi omwe amagwiritsidwa ntchito kwambiri, makamaka mu Chingerezi cha ku America komanso m'mafakitale kapena m'makina.

Kotero, wina akamanena kuti NRV, akunena za chipangizo chomwecho chomwe munthu wina angachitche kuti check valve. Zonsezi zimakwaniritsa cholinga chimodzi: kupewa kubwerera kwa madzi.