San 30nanw na, a...butterfly valve (wuluwulu) ka bɔgɔdagadabɔra Ameriki, a donna Zapɔn san 50nanw na, wa a kɛra baara ye kosɛbɛ Zapɔn san 60nanw na, wa a laseli kɛra Sinuwa jamana na san 70 kɔfɛ. Sisan, butterfly valves minnu bɛ DN300 mm sanfɛ diɲɛ kɔnɔ, olu ye gate valves bila u nɔ na dɔɔnin dɔɔnin. Ni i y’a suma nida wulilenw, butterfly valves dabɔli ni dadon waati ka surun, baarakɛcogo girinya ka dɔgɔn, u sigiyɔrɔ ka dɔgɔ ani u girinya ka nɔgɔn. Ni an ye DN1000 ta misali la, butterfly valve bɛ 2T ɲɔgɔn bɔ, ani gate valve bɛ 3,5T ɲɔgɔn bɔ, wa butterfly valve farali ka nɔgɔn ni bolifɛn suguya caman ye, ni a muɲuli ɲuman ye ani a bɛ se ka da a kan.
Nafa min bɛ lastikuw sigicogo labutterfly valve (wuluwulu) ka bɔgɔdagaye ko n’a kɛra gazi la, cavitation bɛna kɛ ka da a baaracogo jugu kan, o bɛna kɛ sababu ye ka lastikuw sigilan bɔ ka tiɲɛ. San laban ninnu na, Sinuwa fana ye nɛgɛdaga sirilenw dilan, wa san laban ninnu na, Japon fana ye wuluwuluw labɛn minnu bɛ i n’a fɔ kɔmi, minnu bɛ se ka cavitation resistance, vibration dɔgɔya ani mankan ka dɔgɔ.
Sigilan caman sigilan ka baara waati ye san 15-20 ye lastikuw la ani san 80-90 nɛgɛ la cogoya la min bɛ kɛ cogo la. Nka, sugandili kɛcogo ɲuman bɛ bɔ baarakɛyɔrɔw ka wajibiw la.
Jɛɲɔgɔnya min bɛ dabɔli ni abutterfly valve (wuluwulu) ka bɔgɔdagaani jibɔ hakɛ basigilen ye sinsinni ye ani a bɛ bɛn ɲɔgɔn ma. Ni a kɛra ka jibɔ hakɛ kɔlɔsi, a jibɔcogo fana bɛ tali kɛ pibiliki jibɔcogo la kosɛbɛ, i n’a fɔ jirisun minnu sigilen don pibiliki fila kɔnɔ, olu cɛmancɛ ni u cogoya ye kelen ye, wa pibiliki bɔnɛ hakɛ tɛ kelen ye, wa jibɔ hakɛ bɛna kɛ danfaraba ye.
Ni bɔgɔdaga bɛ sɔgɔsɔgɔninjɛba cogo la, bɔgɔdaga kɔfɛla bɛ se ka wuli, wa a bɛ se ka kɛ ko a bɛ sɔgɔsɔgɔninjɛ tiɲɛ, o la a ka ca a la a bɛ kɛ 15° kɔkan.
Ni butterfly valve bɛ cɛmancɛ da la, da cogoya min bɛ dilan ni...valve (valve) yefarikolo ni wuluwulu ɲɛfɛla bɛ cɛmancɛ la sumanmugu da la, wa a fan fila bɛ cogoya wɛrɛw kɛ, wuluwulu ɲɛfɛla min bɛ fan kelen fɛ, o bɛ taa ji woyolen sira fɛ, a fan dɔ bɛ taa ji woyolen sira fɛ, o la, nɛgɛdaga farikolo min bɛ fan kelen fɛ ani nɛgɛdaga bɛ kɛ da dɔ ye min bɛ i n’a fɔ nɛgɛdaga, ani fan tɔ kelen bɛ tali kɛ da wulilen na min bɛ i n’a fɔ gazi dingɛ, n’o ye nɛgɛdaga ye fan bɛ teliya kosɛbɛ ka tɛmɛ gazi fan fɛ, wa degun jugu bɛna bɔ gazi kɛrɛfɛ dawolo jukɔrɔ, wa lastikuw sigilan ka teli ka bin.
Butterfly valve ka baarakɛcogo girinya, k’a sababu kɛ valve da wulicogo ni a dacogo tɛ kelen ye, a nafa tɛ kelen ye, ani butterfly valve horizontal, kɛrɛnkɛrɛnnenya la valve min janya ka bon, k’a sababu kɛ ji juguya ye, girinya min bɛ sɔrɔ danfara min bɛ valve shaft sanfɛla ni duguma kun cɛ, o tɛ se ka ban. Ka fara o kan, ni kɔkili dɔ bilala dawolo donna fan fɛ, deflection flow bɛ sɔrɔ, wa a girinya bɛ bonya. Ni bɔgɔdaga bɛ cɛmancɛ da la, baarakɛcogo ka kan ka kɛ a yɛrɛ datugulan ye ka da ji bolicogo girinya wale kan.
Poste waati: Awirilikalo-22-2024
