Ma valve a gulugufe ndi ma valve ozungulira kotala omwe amagwiritsidwa ntchito kulamulira kayendedwe ka madzi. Chimbale chachitsulo chomwe chili muvalavuThupi lake lili molunjika ku madzi pamene ali otsekedwa ndipo limazunguliridwa kotala kuti lifanane ndi madzi pamene ali otseguka kwathunthu. Kuzungulira kwapakati kumalola kusintha kayendedwe ka madzi. Amagwiritsidwa ntchito kwambiri mu ulimi ndi ntchito zotsukira madzi kapena madzi otayira ndipo ndi amodzi mwa mitundu yodziwika bwino komanso yodziwika bwino ya ma valve.

Ubwino wavalavu ya gulugufe
Ma valve a gulugufe ndi ofanana ndi ma valve a mpira, koma ali ndi ubwino wambiri. Ndi ang'onoang'ono ndipo, akagwiritsidwa ntchito ndi mpweya, amatha kutsegula ndi kutseka mwachangu kwambiri. Disikiyo ndi yopepuka kuposa mpira, ndipo valavu imafuna chithandizo chochepa cha kapangidwe kake kuposa valavu ya mpira yofanana ndi mainchesi. Ma valve a gulugufe ndi olondola kwambiri, zomwe zimawapatsa mwayi wogwiritsidwa ntchito m'mafakitale. Ndi odalirika kwambiri ndipo safuna kukonzedwa kwambiri.

Zoyipa za valavu ya gulugufe
Vuto limodzi la ma valve a gulugufe ndilakuti gawo lina la diski limakhalapo nthawi zonse mu madzi, ngakhale litatsegulidwa kwathunthu. Chifukwa chake, kugwiritsa ntchito valve ya gulugufe nthawi zonse kumapangitsa kuti valavuyo isinthe mphamvu, mosasamala kanthu za malo ake.

Ma Vavu a Gulugufe Ogwiritsidwa Ntchito ndi Magetsi, Pneumatic kapena Manual

Ma valve a gulugufeikhoza kukonzedwa kuti igwiritsidwe ntchito ndi manja, magetsi kapena pneumatic. Ma valve a pneumatic amagwira ntchito mwachangu kwambiri. Ma valve amagetsi amafunika kutumiza chizindikiro ku bokosi la gear kuti atsegule kapena kutseka, pomwe ma valve a pneumatic amatha kukhala oyendetsedwa ndi munthu mmodzi kapena awiri. Ma valve oyendetsedwa ndi munthu mmodzi nthawi zambiri amakonzedwa kuti afune chizindikiro kuti atsegule ndi failsafe, zomwe zikutanthauza kuti mphamvu ikatayika, valavu imabwerera pamalo otsekedwa kwathunthu. Ma valve a pneumatic oyendetsedwa ndi munthu awiri samakhala ndi masika ndipo amafunika chizindikiro kuti atsegule ndi kutseka.

Ma valve a gulugufe opangidwa ndi mpweya wozizira okha ndi odalirika komanso olimba. Kuchepetsa kutopa kwa ma valve kumathandizira kuti moyo wa ma valve ukhale wabwino, motero kumachepetsa ndalama zogwirira ntchito zomwe zikanatayika pogwira ntchito yosamalira ma valve.