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ʻO ke ʻano o ka hoʻomaʻamaʻa ʻana i ka leakage o ka ʻili o ka ʻili, pono anei ka valve e hoʻokomo i nā loina bypass valve a me nā ʻōkuhi?

ʻO ke ʻano o ka hoʻomaʻamaʻa ʻana i ka leakage o ka ʻili o ka ʻili, pono anei ka valve e hoʻokomo i nā loina bypass valve a me nā ʻōkuhi?

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E wili i nā kī me ka like a like. Inā pono, e hoʻohana i ka torque wrench. Pono ka preload i nā koi a ʻaʻole nui a liʻiliʻi paha. Pono e loaʻa kahi hoʻokuʻu mua i ka hui ʻana o ka flange a me ke kaula. Pono e hoʻopili ʻia ka hui gasket me ke kikowaena a pono ke ʻano like ka ikaika. ʻAʻole ʻae ʻia ka ʻūhā gasket a me ka gasket pālua.
Ke kumu:
1, hoʻopaʻa ʻana i ka ʻili e wili ʻole, ʻaʻole hiki ke hana i kahi laina kokoke.
2. Hoʻokuʻu ʻia ka pilina ma waena o ke kumu a me ka ʻāpana pani, ʻaʻole pololei a ʻaʻahu paha.
3, ʻaʻole pololei ke kuʻi ʻana a i ʻole ka hui ʻana, no laila ua skewed ka ʻāpana pani a ʻaʻole i waena.
4. ʻO ke koho kūpono ʻole o ka hoʻopaʻa ʻana i ka maikaʻi o ka ʻili a i ʻole ke koho ʻana o ka valve e like me nā kūlana hana.
Nā ʻano pale a me ka hoʻopau ʻana:
1. E koho pono i ka mea a me ke ano o ka bouncing gasket e like me ka hana.
2, hoʻoponopono pono, hana maʻalahi.
3, pono e like a symmetrically wili i ka bolt, inā pono, e hoʻohana i ka torque wrench, pono e hoʻokō i nā koi, ʻaʻole nui a liʻiliʻi paha. Pono e loaʻa kahi hoʻokuʻu mua i ka hui ʻana o ka flange a me ke kaula.
4, pono e hoʻopili ʻia ka hui gasket, ʻaʻole i ʻae ʻia ka ikaika, ʻaʻole ʻae ʻia ka ʻūhā gasket a me ka hoʻohana ʻana i ka gasket pālua.
5, static sealing surface corrosion, hana poino, ʻaʻole kiʻekiʻe ka maikaʻi o ka hoʻoponopono ʻana, pono e hoʻoponopono, wili, nānā kala, e hoʻokō i ka static sealing surface i nā koi kūpono.
6. I ka hoʻokomo ʻana i ka gasket, pono e uku ʻia i ka hoʻomaʻemaʻe ʻana, pono e hoʻomaʻemaʻe ʻia ka ʻili o ke kerosene, a ʻaʻole e hāʻule ka gasket i ka honua.
Pono ka valve e hoʻokomo i nā loina bypass valve a me nā Settings? I kekahi manawa, ʻike mākou i kekahi mau kiwikā nui i loko o kekahi mau paipu, a ua hoʻokomo mau ʻia nā kīwaha bypass. No ke aha kēia? He aha kāna hana nui? Ma lalo o nā kūlana hea e pono ai ke hoʻokomo? He aha ke anawaena o ka valve bypass o na lako e pili ana? ʻO ka ʻoiaʻiʻo, ua hoʻonohonoho ʻia ka pahu bypass i loko o ka pipeline, a hiki ke hoʻokaʻawale ʻia kāna kuleana i ʻelua mau wahi ma ka laulā: ʻo kekahi ke pāʻani i kahi hana pale (ke kaulike ma nā ʻaoʻao ʻelua), ʻo ka mea ʻē aʻe ke kūpaʻa pilikia!
I kekahi manawa, ʻike mākou i kekahi mau kiwikā nui i loko o kekahi mau paipu, a ua hoʻokomo mau ʻia nā kīwaha bypass. No ke aha kēia? He aha kāna hana nui? Ma lalo o nā kūlana hea e pono ai ke hoʻokomo? He aha ke anawaena o ka valve bypass o na lako e pili ana?
ʻO ka ʻoiaʻiʻo, ua hoʻonohonoho ʻia ka pahu bypass i loko o ka pipeline, a hiki ke hoʻokaʻawale ʻia kāna kuleana i ʻelua mau wahi ma ka laulā: ʻo kekahi ke pāʻani i kahi hana pale (ke kaulike ma nā ʻaoʻao ʻelua), ʻo ka mea ʻē aʻe ke kūpaʻa pilikia!
ʻO ka mea mua, ʻo ka hopena pale, hiki ke ʻōlelo ʻia he pale pale o ka valve nui, e pale i ka valve ma mua a ma hope o ka nui o ka ʻokoʻa o ka puʻe, a ke kumu i ke kū kūʻē ʻana, ʻaʻole maikaʻi ka valve e wehe, ʻoi aku ma kekahi paipu kaliber nui a kiʻekiʻe paha. Ma mua o ka wehe ʻana i ka pipeline kiʻekiʻe ma o ka bypass valve pressure relief, i mea e pale aku ai i ke kiʻekiʻe kiʻekiʻe o ka ulu ʻana, e hoʻokumu ʻia ka hopena ma ka pipeline ma lalo o ka valve. A i ʻole ka nui o ka ʻokoʻa ma waena o nā ʻaoʻao ʻelua o ka valve, ʻoi aku ka nui o ka torque wehe, i mea e pale aku ai i ka pōʻino o ka pahu, e kāpae i ke kaomi kaomi ma mua o ka wehe ʻana i ka valve.
ʻElua, ʻo ka hana ulia pōpilikia, ma ke ʻano he pipeline standby e hoʻohana ai, ʻo ka pōmaikaʻi nui loa i ka wā o ka hāʻule ʻana o ka valve nui, a i ʻole ka pono no ka mālama ʻana a me ka overhaul, hiki iā ʻoe ke wehe i ke kahe o ka valve bypass, a ʻaʻole pili i ka hana maʻamau.
Inā pono e hoʻokomo ʻia ka valve e ka bypass valve nā koi kikoʻī a me nā Settings:(* no ka ʻike)
2.5mpa papa, DN400 a i ʻole; 4.0mpa papa, DN250 a i ʻole; 6.4mpa papa, DN200 a i ʻole; 10MPa papa, DN150 a i ʻole;
ʻO DN100 ~ DN200 valve, ka paipu bypass a me ka valve bypass no DN20; ʻO DN250 ~ DN600 valve, ka paipu bypass a me ka valve bypass no DN25; No nā kiwi ma luna o DN600, ʻo ka paipu bypass a me ka valve bypass ʻo DN40.


Ka manawa hoʻouna: ʻAukake-25-2022

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