ʻO ka hopena o ka mahana a me ke kaomi i ka hana ʻana o ka valve butterfly e pili ana i ka hoʻopaʻa ʻana, ka ikaika o ka hana, ka hana ʻana o ka valve butterfly, etc.
ʻO ke kaʻina hana o ka valve butterfly he hana maʻalahi akā paʻakikī.Ke hana pono ʻia kēlā me kēia ʻanuʻu, hiki ke hana maʻamau ka valve butterfly.He wehewehe pōkole kēia o ke kaʻina hana hui wafer butterfly valve.
ʻOkoʻa paha ka hoʻoponopono ʻana i ka valve Butterfly ma muli o ke ʻano o ka pōʻino a i ʻole ka hemahema.Hiki ke hoʻokaʻawale ʻia i ka mālama, hoʻoponopono maʻamau a me ka hoʻoponopono kaumaha.
ʻO ka manawa wehe a me ka pani ʻana o ka valve butterfly e pili ana i ka wikiwiki o ka hana o ka mea hana, ke kaomi wai a me nā mea ʻē aʻe.
t=(90/ω)*60,
ʻO ka ʻīpuka ʻīpuka he kiwi i hoʻohana ʻia no ka OPEN a SHUT-OFF i ke kahe o ka wai i loko o kahi paipu.Wehe a pani ia i ka pahu ma ka hāpai ʻana i ka ʻīpuka e ʻae a hoʻopaʻa paha i ke kahe o ka wai.Pono e hoʻomaopopo ʻia ʻaʻole hiki ke hoʻohana ʻia ka valve puka no ka hoʻoponopono kahe.
Nui nā ʻano ʻano o ka pelelele valve disc e like me ka hoʻohana ʻana i nā valve butterfly.
He aha nā ʻokoʻa, nā pono a me nā pōʻino o ka valve butterfly a me ka valve ball?Ma kēia ʻatikala, nānā mākou iā ia mai nā ʻano o ka hoʻolālā, ka loina, ka laulā o ka hoʻohana a me ka sila.
ʻO ka ʻoihana valve o Kina kekahi o nā ʻoihana koʻikoʻi o ka honua.Ma kēia mākeke nui, ʻo wai nā hui e kū nei a lilo i ʻumi kiʻekiʻe ma ka ʻoihana valve o Kina?
ʻO ka mea nui e pili ana i ka pae o ka silencing.ʻO ka hoʻopaʻa ʻana i nā kiwi hoʻopaʻa haʻahaʻa e hoʻopau wale i ka walaʻau a hoʻemi i ka walaʻau.Hiki i nā kiwi leo hāmau ke pale pololei a hoʻomumu i ke kani ke hoʻohana ʻia.
kaomi ho'āʻo > kaomi nominal > kaomi hoʻolālā > kaomi hana.
ʻO ke kumumanaʻo hana o ka valve butterfly uila e hoʻokele i ka mea hoʻouna ma o ka mīkini e hoʻohuli i ka pā valve, a laila e hoʻololi i ke kahawai o ka wai i loko o ke kino valve a mālama i ke kahe.
Wahi a ka noiʻi ʻana a me ka nānā ʻana, ʻo ka corrosion kekahi o nā kumu nui e pōʻino ai nā kiwi lele.
No laila, ʻo ka hoʻomaʻamaʻa ʻana i ka uhi ʻana o ke kino valve a me ka pā valve ʻo ia ke kumu kūʻai maikaʻi loa e pale aku ai i ka corrosion i waho.
Hana ʻia nā sila paʻa i ka metala, e like me nā ʻeke metala, nā apo metala, a me nā mea ʻē aʻe, a hiki ke hoʻopaʻa ʻia ma o ka hakakā ʻana ma waena o nā metala.Hana ʻia nā sila palupalu i nā mea elastic, e like me ka rubber, PTFE, etc.
Hoʻonui ʻia ka nui o nā valve Kina i nā ʻāina like ʻole a puni ka honua, a laila ʻaʻole maopopo ka nui o nā mea kūʻai aku i ke ʻano o ka helu valve o Kina, i kēia lā e lawe mākou iā ʻoe i kahi ʻike kikoʻī, hiki i ka manaʻolana ke kōkua i kā mākou mea kūʻai.
ʻO ke koho ʻana ma waena o kēia mau ʻano ʻelua o nā valve butterfly e pili ana i nā koi kikoʻī o ka noi, e pili ana i nā palena ākea, nā koi koi, ka pinepine o ka mālama ʻana, a me nā noʻonoʻo kālā.
Wahi a ke ʻano pili flange, ua māhele nui ʻia ke kino valve butterfly: wafer type A, wafer type LT, single flange, double flange, U type flange.
ʻO ka ʻano Wafer A ʻaʻole ia e pili ana i ka lua, ʻo LT type 24" ma luna o nā kikoʻī nui e hoʻohana pinepine i ka ikaika U-type valve kino e hana i ka pilina pili, pono e hoʻohana ka hopena o ka pipeline i ke ʻano LT.
ʻO ka pahu kinipōpō V-ʻano he ʻano puka V-like ma kekahi ʻaoʻao o ka pulina hemispherical.
He poepoe ka puka kahe kahe o O-shaped ball valve, he liʻiliʻi kona pale ʻana, a wikiwiki ka hoʻololi ʻana.
Ma ka ʻatikala ma mua, ua kamaʻilio mākou e pili ana i nā ʻīpuka a me nā kīwaha honua, i kēia lā ke neʻe nei mākou i nā valves butterfly a me nā valve check, i hoʻohana mau ʻia i ka mālama wai.
ʻO ka valve ka mea hoʻomalu o ka pipeline wai.ʻO kāna hana maʻamau ka hoʻohui a ʻoki ʻana paha i ke kahe o ka pipeline medium, hoʻololi i ke ala kahe o ka medium, hoʻoponopono i ke kaomi a me ke kahe ʻana o ka medium, a hoʻonohonoho i nā valve like ʻole, nui a liʻiliʻi, i loko o ka ʻōnaehana.ʻO kahi hōʻoia nui no ka hana maʻamau o ka paipu a me nā mea hana.
ʻO nā coefficients kahe kahe o ka valve control (Cv, Kv a me C) o nā ʻōnaehana ʻokoʻa he mau kīwaha mana ma lalo o ke kaomi ʻokoʻa paʻa, ʻo ka nui o ka wai e kahe ana i loko o kahi manawa i ka wā e wehe piha ai ka pahu mana, Cv, Kv a me C aia. he pilina ma waena o Cv = 1.156Kv, Cv = 1.167C.Hōʻike kēia ʻatikala i ka wehewehe ʻana, ʻāpana, hoʻololi a me ke kaʻina hana derivation o Cv, Kv a me C.
ʻO ka noho Valve kahi ʻāpana hiki ke hoʻoneʻe ʻia i loko o ka valve, ʻo ka hana nui ke kākoʻo i ka pā valve e wehe piha a paʻa paha, a ʻo ia ka mea hoʻopaʻa inoa.ʻO ka maʻamau, ʻo ke anawaena o ka noho ka nui o ka caliber valve.He laula loa nā mea noho pahu kīpē, ʻo nā mea maʻamau i hoʻohana ʻia he palupalu sila EPDM, NBR, PTFE, a me nā mea metala paʻa paʻa carbide.Ma hope aʻe e hoʻolauna mākou i kēlā me kēia ...
E pili ana ka pahu pahu nānā i nā ʻāpana wehe a pani ʻana no ka valve poepoe a hilinaʻi i ko lākou kaumaha ponoʻī a me ke kaomi media no ka hana ʻana i ka hana e ālai i ke kahe hope ʻana o kahi kiwi.ʻO ka pahu hoʻopaʻa he valve aunoa, ʻike ʻia hoʻi ʻo check valve, one-way valve, non-return valve a i ʻole valve kaʻawale.
Wafer check valvesʻike ʻia hoʻi ʻo nā kiwi hoʻihoʻi hope, nā kīwaha backstop, a me nā kīwaha backpressure.Wehe ʻia a pani ʻia kēia mau ʻano valve e ka ikaika i hana ʻia e ke kahe ʻana o ka mea kikowaena ponoʻī i loko o ka pipeline, nona kahi ʻano valve aunoa.
ʻO ka valve Butterfly ma muli o kona liʻiliʻi liʻiliʻi a me ke ʻano maʻalahi, ua lilo ia i hoʻokahi o nā valves maʻamau i hoʻohana ʻia i ka ʻoihana, ʻoi aku ka nui o nā mea i hoʻohana ʻia i ka mana hydroelectric, irrigation, ke kūkulu ʻana i ka wai a me ka hoʻoheheʻe wai, ka ʻenekinia municipal a me nā ʻōnaehana paipu ʻē aʻe. ʻoki a hoʻopaʻapaʻa paha i ke kahe o ke kahe o ka media e hoʻohana.A laila ʻo ka valve butterfly i ka hoʻohana ʻana i nā pilikia e pono ai ka nānā a me nā hoʻonā i ka mea, i kēia lā mākou e kikoʻī e hoʻomaopopo.
Hoʻohana maʻamau ʻia nā ʻīpuka ʻīpuka palupalu palupalu a me nā kīwaha paʻa paʻa paʻa no ka hoʻoponopono ʻana a me ka intercepting kahe ʻana, loaʻa iā lāua ka hana sila maikaʻi, kahi ākea o ka hoʻohana ʻana, a ʻo ia kekahi o nā huahana a nā mea kūʻai aku e kūʻai hou aku.Hiki paha i kekahi ke kūʻai aku i nā mea hou, e like me ka valve puka, he aha ka ʻokoʻa ma waena o lākou
ʻO ka maʻamau ʻo AWWA ka The American Water Works Association i paʻi mua i nā palapala consensus ma 1908. I kēia lā, aia ma mua o 190 AWWA Standards.Mai ke kumu a hiki i ka mālama ʻana, mai ka mālama ʻana i ka hāʻawi ʻana, uhi ʻo AWWA Standards i nā huahana a me nā kaʻina hana e pili ana i nā wahi āpau o ka mālama wai a me ka lako.ʻO AWWA C504 o ka ʻelele maʻamau, ʻo ia ke ʻano o ka pahu lele lele
ʻO ka nui o ka nui o nā pahu lele e pili ana i nā valves butterfly me ke anawaena ʻoi aku ka nui ma mua o DN500, pili pinepine ʻia e nā flanges, wafers.ʻElua ʻano o nā ʻūhā lele lele nui: concentric butterfly valve a me eccentric butterfly valve.
ʻO nā mea ʻekolu o ka Triple Eccentric Butterfly Valve e pili ana i:
ʻO ka eccentricity mua: aia ka valve shaft ma hope o ka pā valve, e ʻae i ka silai ke apo e hoʻopuni kokoke i ka noho holoʻokoʻa e pili ana.
ʻO ka lua o ka eccentricity: ua hoʻololi ʻia ka spindle mai ke kenetaer laina o ke kino kiwi, ka mea e pale ai i ka hoʻopilikia ʻana i ka wehe ʻana a me ka pani ʻana o ka valve.
ʻEkolu eccentricity: ka noho ua hoʻopau ʻia mai ka laina waena o ke kumu valve, kahi e hoʻopau ai i ka hakakā ma waena o kadisc a noho i ka wā pani a wehe.
Ua kapa ʻia ka valve eccentric butterfly ʻelua ma muli o kāna mau hale eccentric ʻelua.No laila he aha ke ʻano o ke ʻano eccentric pālua?
ʻO ka mea i kapa ʻia ʻo double eccentric, ʻo ka eccentric mua e pili ana i ka pahu valve ma waho o ke kikowaena o ka ʻili hoʻopaʻa, ʻo ia hoʻi ke kumu ma hope o ke alo o ka pā valve.Hoʻolilo kēia eccentricity i ka ʻili pili o ka pā valve a me ka noho valve i mea hoʻopaʻa paʻa, ka mea e lanakila nui ai i nā hemahema i loko o nā valve concentric butterfly, pēlā e hoʻopau ai i ka hiki ke hoʻoheheʻe i loko ma ka ʻaoʻao o luna a me lalo ma waena o ka pahu valve a noho kiwi.
ʻO ka valve butterfly, i kapa ʻia ʻo flap valve, he ʻano maʻalahi o ka valve hoʻoponopono, hiki ke hoʻohana ʻia i nā paipu haʻahaʻa haʻahaʻa e pani i ke kahe.ʻO ka hoʻololi ʻana a puni ka ʻauwaʻa e hiki ai ke wehe a pani i kahi pahu.
Wahi a nā ʻano pili like ʻole, hiki ke hoʻokaʻawale ʻia i loko o ka pahu wafer butterfly valve, lug butterfly valve, flange butterfly valve, welded butterfly valve, screw thread butterfly valve, clamp butterfly valve, a pēlā aku.Ma waena o nā ʻano hoʻopili maʻamau i hoʻohana ʻia ʻo ia ka wafer butterfly valve a me ka lug butterfly valve.
Hoʻokumu ʻia ka valve pneumatic butterfly me kahi mea hana pneumatic a me ka valve butterfly.Hoʻohana ʻia ka valve butterfly i hoʻohana ʻia e ka ea e like me ke kumu mana e hoʻokuke i ke kumu valve a hoʻomalu i ka ʻōwili ʻana o ka disc a puni ka lāʻau e wehe a pani i ka pahu.
Wahi a ka mea pneumatic hiki ke hoʻokaʻawale ʻia i hoʻokahi-hana pneumatic butterfly valve a me ka lua-hana pneumatic butterfly valve.
He mea hana ʻoihana ʻo Zhongfa Valve i nā ʻāpana valve butterfly a me nā valve butterfly, i hoʻokumu ʻia i ka makahiki 2006, e hāʻawi ana i nā ʻāpana valve a me nā ʻāpana butterfly valve i nā ʻāina ʻoi aku ma mua o 20 o ka honua, aʻe, e hoʻomaka ʻo Zhongfa Valve i kahi kikoʻī kikoʻī o nā ʻāpana valve butterfly.
He ʻohana nā valves butterfly o nā ʻoki ʻoki ʻoki ʻana i ka hapaha-turn i hoʻohana ʻia i nā pipelines, ua helu pinepine ʻia lākou e ke kūkulu ʻana a me ka pilina.ʻO ZFA kekahi o nā mea hana wafer butterfly valve kaulana, nā mea hana flange butterfly valve, a me nā mea hana lug butterfly valve ma Kina.
ʻO nā ʻano ma ka pilina, ʻehā mau ʻano.
ZFA Valve's uila lele leleua māhele ʻia i loko o nā ʻāpana ʻelua: nā kiwi lele lele waena a me nā kiwi lele eccentric, a ma waena o ia mau mea i hoʻokaʻawale hou ʻia i nā kiwi lele lele, nā kiwi lele lug a me nā kiwi lele flange.
Hoʻohui ʻia nā kiwi lele lele mai nā kiwi lele a me nā mea uila.Hoʻohana nui ia i ka petroleum, kemika, ka mana uila, metallurgy, meaʻai, lāʻau lapaʻau, textile, pepa a me nā ʻoihana ʻē aʻe.ʻO ke kinoea ka mea maʻamau, ka ea, ka mahu, ka wai, ke kai a me ka ʻaila.Hoʻohana ʻia nā kiwi lele lele no ka hoʻoponopono ʻana i ke kahe a ʻoki ʻana i ka waena ma nā pipeline ʻoihana.
Hiki iā mākou ke hāʻawi i kēia mau ʻano o nā ʻano ʻano o nā kiwi lele API609:
Wahi a ka pilina, loaʻa iā mākouʻauwaʻa lele lele pālua,wafer butterfly valvealug butterfly valve;
Wahi a ka mea, hiki iā mākou ke hāʻawi i ka mea hao ductile, carbon steel material, stainless steel material, brass material, super duplex steel material;
E like me ke kaʻina hana, hiki iā mākou ke hāʻawi i ka valve butterfly API609 me ke kino hoʻolei a me ke kino welding.
ʻO ka PTFE Lining Valve ka mea i ʻike ʻia he fluorine plastic lined corrosion resistant valves, he fluorine plastic i hoʻoheheʻe ʻia i loko o ka paia o loko o ke kila a i ʻole ka hao kiwi ʻāpana a i ʻole ka ʻili o waho o nā ʻāpana o loko.ʻO nā plastic fluorine ma aneʻi ka mea nui: PTFE, PFA, FEP a me nā mea ʻē aʻe.Hoʻohana pinepine ʻia ka pālele lele FEP, ka valve uhi uhi teflon a me ka valve lele lele FEP i loko o ka media corrosive ikaika.
ʻO kā mākou wafer butterfly valves e hoʻokō me ka valve international standard o ASTM, ANSI, ISO, BS, DIN, GOST, JIS, KS a pēlā aku.Nui DN40-DN1200, kaomi nominal: 0.1Mpa~2.5Mpa, wela kūpono: -30 ℃ a 200 ℃.
Hoʻouna nui mākou i nā ʻāina he 22 e like me US, Russia, Canada, Spain etc.
n huaʻōlelo o ka mea, kila kuhiliʻolekiwi leleloaʻa ma SS304, SS316, SS304L, SS316L, SS2205, SS2507, SS410, SS431, SS416, SS201, Ma ke ʻano o ka hoʻolālā ʻana, loaʻa nā kīwaha butterfly stainless steel i nā laina centric a eccentric.ʻO ka laina centric stainless steel butterfly valves ka mea maʻamau i hana ʻia me ke kila kila no ke kino valve, ka pā valve, a me ka lāʻau, a me EPDM a i ʻole NBR no ka noho valve, Hoʻolālā ʻia lākou no ka hoʻokele kahe a me ka hoʻoponopono ʻana i nā media corrosive, ʻoi aku ka nui o nā waikawa ikaika, e like me ka sulfuric acid a me ka wai regia.