Zogulitsa
0102030405
Valavu ya Mpira wa PPR Wachiwiri Wogwira Ntchito-1066-DN32
gawo
Vavu yamadzi ndi chida chofunikira chomwe chimagwiritsidwa ntchito kwambiri m'mapaipi amadzi, chomwe chimagwiritsidwa ntchito kuwongolera, kulamulira kapena kuletsa kuyenda kwa madzi. Ndi yoyenera kugwiritsidwa ntchito m'malo osiyanasiyana, kuphatikizapo mafakitale, mabizinesi, ndi mabanja.
Kapangidwe ka valavu ya mpira yogwira ntchito kawiri ya PPR ndi kosavuta kumva komanso kugwiritsa ntchito. Zigawo zovuta zimachepa ndipo kuthekera kolephera kumachepa. Njira yamkati ya valavu ya mpira ndi yosalala, zomwe zimachepetsa kukana kwa madzi. Zipangizo zotsekera za PTFE zapamwamba zimagwiritsidwa ntchito kuonetsetsa kuti valavuyo ili ndi magwiridwe antchito abwino otsekera ikatsekedwa. Pewani kutuluka kwa madzi ndikuwonetsetsa kuti dongosolo la mapaipi ndi lotetezeka komanso lokhazikika. Magawo athu ndi matupi a valavu nthawi zambiri amapangidwa ndi chitsulo chapamwamba cha A105 chopangidwa, chomwe chimalimbana ndi kutentha kwambiri komanso dzimbiri. Zimathandizira bwino kukana dzimbiri ndi moyo wautumiki wa valavuyo. Zipangizo zosankhidwa za PPR zimakhala ndi kukana kutentha bwino ndipo zimatha kupirira kutentha kwina. Zoyenera kugwiritsa ntchito mapaipi amadzi otentha kuti zitsimikizire kuti valavuyo ikugwira ntchito bwino. Nthawi yomweyo, ilinso ndi magwiridwe antchito abwino oletsa kukalamba ndipo sizosavuta kuwononga kapena kuwononga mutagwiritsa ntchito nthawi yayitali. Moyo wautumiki wa valavuyo umakulitsidwa ndipo mtengo wosinthira umachepetsedwa.
Valavu ya mpira pogwiritsa ntchito kapangidwe ka chogwirira chozungulira, kuti ntchito yosinthira mavavu ikhale yosavuta, ingozungulirani chogwiriracho pang'onopang'ono kuti vavu itsegule kapena kutseka. Valavu ya mpira yogwira ntchito ya PPR imagwiritsa ntchito njira yolumikizira yotayirira, njira yoyikira ndi yosinthasintha komanso yosavuta. Yoyenera machitidwe osiyanasiyana a mapaipi, yosavuta kwa ogwiritsa ntchito kusankha ndikuyika. Ingagwiritsidwe ntchito kuwongolera mitundu yosiyanasiyana yamadzimadzi, monga madzi ozizira, madzi otentha, madzi akumwa, ndi zina zotero. Imagwiritsidwa ntchito kwambiri pomanga, kupereka madzi ndi ngalande, moto ndi minda ina.
Valavu ya mpira pogwiritsa ntchito kapangidwe ka chogwirira chozungulira, kuti ntchito yosinthira mavavu ikhale yosavuta, ingozungulirani chogwiriracho pang'onopang'ono kuti vavu itsegule kapena kutseka. Valavu ya mpira yogwira ntchito ya PPR imagwiritsa ntchito njira yolumikizira yotayirira, njira yoyikira ndi yosinthasintha komanso yosavuta. Yoyenera machitidwe osiyanasiyana a mapaipi, yosavuta kwa ogwiritsa ntchito kusankha ndikuyika. Ingagwiritsidwe ntchito kuwongolera mitundu yosiyanasiyana yamadzimadzi, monga madzi ozizira, madzi otentha, madzi akumwa, ndi zina zotero. Imagwiritsidwa ntchito kwambiri pomanga, kupereka madzi ndi ngalande, moto ndi minda ina.
