valve yothandizira m'madzi

Mu mizere ya pneumatic kapena nthunzi, the valavu yachitetezo cha m'madzi amagwiritsidwa ntchito kutulutsa kuthamanga kwambiri.

Valve yothandizira panyanja yam'madzi imakhala ndi valavu, kasupe, thupi la valavu, ndi mtedza wosintha. Ambiri, izo wokwera pa yamphamvu mutu wa lalikulu kapena injini ya dizilo yapakatikati, ndipo ili ndi dzenje lomwe limalumikizana ndi chipinda choyaka moto. Kuthamanga kwa silinda kukadutsa mtengo wake, valavu imatsegulidwa kuti mpweya udutse mlengalenga, motero kuonetsetsa kuti injini ya dizilo ikuyenda bwino.

Mitundu ya ma valve operekera chithandizo imafunikira mitundu yosiyanasiyana yotsegulira. Injini ya dizilo ikachoka pafakitale kapena pambuyo poikonza, iyenera kusinthidwa bwino ndi kusindikizidwa ndi mtovu. Nthawi zambiri, sizingasinthidwe mwakufuna. Ndikofunikira kuyang'ana momwe kusindikizira kwa valve ndi mpando wa valve panthawi yoyang'anira. Zotulukapo ziyenera kukonzedwa msanga ngati zitapezeka.

awiri

Gawo DN15-DN150

sing'anga

Mpweya, Mpweya, Nthunzi, Zamadzimadzi

Zofunika

Cast Steel, Stainless Steel, Cast Iron, Bronze

Kulumikizana

Thread, Flange

Kugwiritsa ntchito Marine Releif Valve

Ma valve othandizira m'madzi amagwiritsidwa ntchito mu boilers, zotengera zokakamiza, ndi mapaipi. Sing'anga yopondereza imatha kuchotsedwa yokha ngati kukakamiza kogwira ntchito kupitilira mtengo womwe watchulidwa. Valavu yothandizira panyanja imatseka yokha mphamvu yapakati ikatsika mpaka pamlingo wina.

Mogwirizana ndi zofunikira kuti zigwiritsidwe ntchito musanagwiritse ntchito, valavu yotetezedwa ya mpweya iyenera kusinthidwa pazitsulo zowonongeka musanayike pa chotengera chopondereza kapena payipi.

Ngati mphamvu yogwira ntchito ya mpweya woponderezedwa mu payipi ndi chidebecho chikuposa kuthamanga kwa valve yotetezera, valavu ya valve imakankhidwa ndi mpweya, ikugonjetsa kugwedezeka kwa kasupe wosinthika, ndikuchoka pampando wa valve, ndi kupanikizika. mpweya umatuluka mundimeyi. Zotsatira zake, kuthamanga kwa chubu kumachepetsedwa nthawi yomweyo, kuteteza wogwiritsa ntchito.

Kuthamanga kwa valve yotsitsimula mpweya kumatsimikiziridwa ndi kuthamanga kwake kwa masika. Nthawi zambiri tikulimbikitsidwa kuti kuthamanga kotsegulira kukhale nthawi 1.1 kuposa kukakamiza kogwira ntchito, ndipo kutsekera kotsekera sikuyenera kuchepera 85% ya kukakamiza kogwira ntchito.

Mawonekedwe a Marine Relief Valve

  1. Pankhani ya kupsyinjika kwakukulu, valavu yothandizira kupanikizika ikhoza kutsegulidwa mokwanira mu nthawi kuti athetse kupanikizika.
  2. Kusinthasintha kwamphamvu kumatha kuthetsedwa mwa kusintha liwiro lotseka.
  3. Opaleshoni ya hysteresis phenomenon imachepetsedwa pogwiritsa ntchito njira yopatsira diaphragm.
  4. Ikhoza kuikidwa pamalo aliwonse, popanda kusintha mtengo wamtengo wapatali, kapena ikhoza kuchotsedwa paipi kuti iwonetsedwe ndi kukonzedwa.

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