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Nā pono o ka hoʻokomo ʻana i ka pahu mana nā pono kūpono a me nā kikoʻī ʻenehana

Nā pono o ka hoʻokomo ʻana i ka pahu mana nā pono kūpono a me nā kikoʻī ʻenehana

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Aia ʻo Valve i loko o ka ʻōnaehana wai, hoʻohana ʻia e hoʻomalu i ke kuhikuhi o ka wai, kaomi, mea hoʻoheheʻe, e hana i ka paipu a me nā mea hana i loko o ke kikowaena (wai, gas, pauka) kahe a hoʻōki a hiki ke kāohi i ke kahe o ka hāmeʻa. ʻO Valve ka ʻāpana hoʻomalu o ka pipeline fluid conveying system, hoʻohana ʻia e hoʻololi i ka ʻāpana ala a me ke kuhikuhi kahe waena, me ka diversion, cut-off, throttling, check, shunt or overflow pressure relief a me nā hana ʻē aʻe. ʻO nā kiwi no ka hoʻomalu ʻana i ka wai mai nā kiwi honua maʻalahi a hiki i nā mea i hoʻohana ʻia i loko o nā ʻōnaehana hoʻokele ʻokoʻa paʻakikī, me nā ʻano ʻano like ʻole a me nā kikoʻī, e hoʻomaka ana i nā nui inoa mai nā kiwi mea kani liʻiliʻi a hiki i nā kiwi pipeline ʻoihana a hiki i 10m. Hiki ke hoʻohana ʻia e hoʻomalu i ke kahe o ka wai, ka mahu, ka aila, ke kinoea, ka lepo, nā ʻano corrosive media a pau, ka metala wai a me ka wai radioactive a me nā ʻano ʻē aʻe o ka wai, hiki i ke kaomi hana valve mai 0.0013mpa a 1000MPa kiʻekiʻe kiʻekiʻe, wela hana. hiki i ka c-270 ℃ a 1430 ℃ ke kiʻekiʻe wela. Hiki i ka mana valve ke hoʻohana i ke ʻano o ka hoʻouna ʻana, e like me ka manual, electric, hydraulic, pneumatic, turbine, electromagnetic, electromagnetic hydraulic, electric hydraulic, pneumatic, spur gear, bevel gear drive, etc.; Ma ke kaomi, ka mahana a i ʻole nā ​​ʻano ʻē aʻe ma lalo o ka hana o nā hōʻailona sensor, hana, e like me ke koi o ka hoʻopaʻa ʻana a ʻaʻole i hilinaʻi ʻia i nā hōʻailona sensor no ka wehe maʻalahi a pani ʻia paha, hilinaʻi i ke kaʻa a i ʻole ka mīkini hana e wehe ai a pani i ka valve no ka hāpai ʻana, ka hoʻoheheʻe ʻana, kahi a i ʻole ka neʻe ʻana o ka rotary, i mea e hoʻololi ai i ka nui o ke awa i mea e ʻike ai i ka hana mana. Pono e hoʻokomo i nā koi 1, ma mua o ka hoʻokomo ʻana i ka valve, pono e nānā pono i ke ʻano o ka valve, kikoʻī a me ka hoʻolālā; 2, e like me ke kumu hoʻohālike valve a me nā ʻōlelo aʻoaʻo hale hana e nānā inā hiki ke hoʻohana ʻia ka valve i nā kūlana i koi ʻia; 3. I ka hāpai ʻana i ka valve, pono e hoʻopaʻa ʻia ke kaula i ka pilina flange o ke kino valve a me ka uhi valve, ʻaʻole naʻe i nakinaki ʻia i ka huila lima a i ʻole ke kumu, i ʻole e hōʻino i ke kumu a me ka huila lima; 4. Ke hoʻokomoʻia ka valve ma luna o ka pipeline ākea, pono ke kū i luna o ka pahu valve, aʻaʻole eʻaeʻia e hoʻokomo i lalo; 5, i ka wā e hoʻokomo ai i ka valve, ʻaʻole e hoʻohana i ke ʻano hoʻohui paʻa paʻa, i ʻole e hōʻeha ʻia ma muli o ka ikaika ʻole; 6, ʻaʻole pono e hoʻokomo ʻia ka ʻīpuka puʻupuʻu i loko o kahi wai ma lalo o ka lepo, i ʻole e hoʻopaʻa i ka ʻōpala. Pono e hoʻopaʻa ʻia nā ʻāpana maʻemaʻe no ka hoʻokomo ʻana. Penei nā koi o ke kaʻina hana: 1. Pono e hoʻomaʻemaʻe ʻia ka hale hana hoʻonohonoho, a i ʻole e hoʻonohonoho i nā wahi maʻemaʻe pōkole, e like me ka lole kāʻei kala i kūʻai hou ʻia a i ʻole ke kiʻi ʻoniʻoni, e pale ai i ka lepo mai ke komo ʻana i ka wā o ke kaʻina hana. 2, pono e komo na limahana o ka hui i na lole hana pulupulu maemae, e komo i ka papale pulupulu maemae, aole hiki ke lele ka lauoho, e komo na wawae i na kamaa maemae, e komo na lima i na mīkina lima lima, degreasing. 3, pono e degreased nā mea hana hui ma mua o ka hui ʻana, e hōʻoia i ka maʻemaʻe. Pono e ʻae ʻia ka ʻae ʻia me ka HG 20202-2000 Code for Construction and Acceptance of Degreasing Engineering. Ma mua o ka hui ʻana, holoi i kēlā me kēia ʻāpana me ka pepa kānana pololei maʻemaʻe, koho i nā kihi make o nā ʻāpana, a ʻo ka pepa kānana me ka waihoʻoluʻu ʻole ke kūpono. 1, pono e hōʻike ʻia ke ʻano valve e like me nā koi helu maʻamau NATIONAL. Inā ʻo ke kūlana ʻoihana, pono e hōʻike i ka wehewehe kūpono o ke kumu hoʻohālike. 2, ke kaomi hana valve, koi ≥ pipeline hana kaomi, me ka hoʻopili ʻole i ke kumukūʻai o ka hale, hiki i ka valve ke hoʻokau i ke kaomi ʻoi aku ka nui ma mua o ke kaomi pipeline maoli. 3, nā kūlana hana valve, pono e wehewehe i ke kumu o ka helu maʻamau NATIONAL, inā ʻo ka maʻamau ʻoihana, pono e hoʻopili ʻia ka ʻaelike kūʻai i ka palapala ʻoihana. No nā kikoʻī hou aku, e ʻoluʻolu e nānā i: Nā koi hoʻokomo o ka valve Structure Nā pōmaikaʻi a me nā kikoʻī kikoʻī o ka valve station power valve "Power station valve", i ʻike ʻia ʻo ka valve station power, pili nui i ka pipeline o nā ʻōnaehana like ʻole o nā kikowaena mana wela, e ʻoki ana. a i ʻole ka hoʻopili ʻana i ka media pipeline. Mea pili: ka wai, ka mahu a me nā mea ʻole-corrosive ʻē aʻe. Ke hoʻohālikelike ʻia me nā huahana valve ʻē aʻe, ʻike ʻia ka valve station power e ka wela kiʻekiʻe a me ke kiʻekiʻe kiʻekiʻe, ka hoʻolālā hoʻopaʻa inoa ʻokoʻa, ʻoi aku ka kiʻekiʻe o ke kaomi, ʻoi aku ka hilinaʻi o ka sila. Ma muli o ka hana kūikawā, nā hiʻohiʻona ʻenehana a me nā kūlana hana, ua hoʻokumu ka huahana i nā hiʻohiʻona ʻaʻole hiki ke hoʻololi ʻia nā huahana ʻē aʻe. ʻO ka noho valve a me ka disc sealing surface i hana ʻia me ka cobalt-based carbide plasma spray welding, me ke kūpaʻa abrasion maikaʻi a me ke kūpaʻa abrasion.
I. Hoʻopuka pōkole o ka pahu mana mana
ʻIke ʻia ʻo "Power station valve" ʻo ka valve station power, kūpono loa no nā kikowaena mana wela ma nā ʻōnaehana like ʻole o ka pipeline, ʻoki ʻia a hoʻokomo ʻia i loko o ka pipeline medium. Mea kūpono: ka wai, ka mahu a me nā ʻano mea ʻole ʻole. Ke hoʻohālikelike ʻia me nā huahana valve ʻē aʻe, ʻike ʻia ka valve station power e ka wela kiʻekiʻe a me ke kiʻekiʻe kiʻekiʻe, ka hoʻolālā hoʻopaʻa inoa ʻokoʻa, ʻoi aku ka kiʻekiʻe o ke kaomi, ʻoi aku ka hilinaʻi o ka sila. Ma muli o ka hana kūikawā, nā hiʻohiʻona ʻenehana a me nā kūlana hana, ua hoʻokumu ka huahana i nā hiʻohiʻona ʻaʻole hiki ke hoʻololi ʻia nā huahana ʻē aʻe.
ʻO nā kikoʻī hoʻolālā nui no nā kiwi uila
Hoʻolālā a hana i ka GB/T12234 ASMEB16.34
Ka lōʻihi o ka hale JB/T3595
Nui o ka mea hoʻohui JB/T3595 GB/T12224
Nānā a hoʻāʻo iā JB/T3595 MSS SP61
Kuhi a me ka wela JB/T3595 ANSI B16.34
ʻO nā māka kumu nui o nā pahu hoʻonohonoho mana
Pumi helu 200, 250, 320
Pumi hana P 55 100V, P 55 140V, P 55 170V
ʻEhā, nā mea maikaʻi o ka hoʻokumu ʻana i ka valve station
1. Hoʻopaʻa ʻia ka sila hoʻopaʻa paʻa ponoʻī, a hoʻopaʻa ʻia nā welau ʻelua o ka paipu lālā kino valve.
2. ʻO ka noho valve a me ka valve disc sealing surface i hana ʻia me ka cobalt-based hard alloy plasma spray welding, me ke kūpaʻa abrasion maikaʻi a me ke kūpaʻa abrasion.
3. He maikaʻi ke kūpaʻa ʻino a me ke kūpaʻa ʻana o ka pahu valve ma hope o ka mālama ʻana i ka nitriding anti-corrosive.
V. Nā kūlana kūpono no nā kiwi uila
ʻO JBT 3955-2002 ʻO nā pahu pahu mana mana nā koi maʻamau
JB/T 5263-2005 Nā kikoʻī kikoʻī no ka hoʻoheheʻe ʻana i ke kila no nā kīwaha mana
ʻO JB/T 4018 ke ʻano hoʻohālike kumu hoʻohālike
DL 959-2005 Alakaʻi no ka hoʻohana ʻana i ka valve palekana i loko o ka paila mea kanu mana
DLT 531-1994 Nā kikoʻī kikoʻī no ke kiʻekiʻe kiʻekiʻe a me ke kiʻekiʻe kiʻekiʻe kiʻekiʻe honua valves no nā mana mana.
DLT 641-2005 Mea hoʻohana uila uila
ʻO DLT 850-2004 ka paipu uila
GB 10869 Hōʻike o ka mana mana hoʻoponopono valve
ʻO GBT 10868-2005 ka wela a me ke kaomi hoʻohaʻahaʻa i ka valve no ka mana mana


Ka manawa hoʻouna: Iulai-26-2022

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