He mau ʻāpana koʻikoʻi nā kiwikā pepeke no ka kaohi ʻana i ke kahe ʻana o ka paipu ma nā ʻoihana like ʻole. Ma waena o nā ʻano like ʻole i loaʻa, kū nā kiwikā pepeke wafer a me flange a me nā kiwikā pepeke flange hoʻokahi no kā lākou mau hiʻohiʻona a me nā noi kūikawā. Ma kēia loiloi hoʻohālikelike, e ʻimi mākou i ka hoʻolālā, ka hana, nā pono, a me nā palena o kēia mau ʻano ʻekolu e hoʻomaopopo i ko lākou kūpono i nā kūlana like ʻole.
Hoʻomaopopo: Maanei mākou e kuhikuhi nei i ka Centerline Valve,Kiwikā Concentric.
HOʻOKAHI. Hoʻolauna
1. He aha ka valve butterfly wafer
Wafer Pulelehua ValveUa hoʻolālā ʻia kēia ʻano valve e hoʻokomo ʻia ma waena o ʻelua mau flanges paipu, ʻo ia hoʻi he flanged wafer. He ʻano lahilahi kona me kahi papa valve e wili ana ma luna o kahi ʻau e kāohi i ke kahe.
Nā pono o ka wafer pulelehua valve:
· He pōkole ka lōʻihi o ke ʻano o ka valve pulelehua ʻano wafer, ʻo ia hoʻi he ʻano lahilahi ia, kahi e kūpono loa ai no nā wahi me ka hakahaka palena.
· Hāʻawi lākou i ka pani paʻa ʻelua ala a kūpono hoʻi no nā ʻōnaehana me nā koi kaomi haʻahaʻa a waena.
ʻO ka pōmaikaʻi nui o ka valve butterfly wafer ʻo ia kona hoʻolālā liʻiliʻi.
-------------------- ...
2. He aha ka flange butterfly valve
Kiwikā pulelehua FlangeʻO ka valve pepeke flange he mau flanges koʻikoʻi ma nā ʻaoʻao ʻelua a hiki ke hoʻopaʻa pololei ʻia ma waena o nā flanges i loko o ka pipeline. Ke hoʻohālikelike ʻia me nā valve pinch, ʻoi aku ka lōʻihi o ke kūkulu ʻana.
Nā pono o ka flange pulelehua valve:
· Loaʻa i ka valve pepeke flange kahi welau flange i hoʻopaʻa pololei ʻia i ka flange paipu. Hoʻonui kēia hoʻolālā i ka paʻa a me ke kūpaʻa, e kūpono ana no nā noi voltage kiʻekiʻe kahi e koʻikoʻi ai nā pilina palekana.
· He maʻalahi hoʻi ke hoʻouka a me ka wehe ʻana i nā kiwikā pepeke flange, no laila e hoʻomaʻalahi ana i ka mālama ʻana a me ka mālama ʻana i nā kumukūʻai.
· Hiki ke hoʻokomo ʻia ka valve pepeke flange ma ka hopena o ka pipeline a hoʻohana ʻia ma ke ʻano he valve hopena.
-------------------- ...
3. He aha ka kiwikā pulelehua flange hoʻokahi
ʻO ke ʻano o kakiwikā pulelehua flange hoʻokahiʻO ia hoʻi aia kahi flange hoʻokahi ma ka waena lōʻihi o ke kino valve, pono e hoʻopaʻa ʻia ma ka flange o ka paipu me nā bolts lōʻihi.
Nā pono o ka kiwikā pulelehua flange hoʻokahi:
· Loaʻa iā ia ka lōʻihi o ke ʻano o kahi kiwikā pulelehua i hoʻopaʻa ʻia a noho i kahi wahi liʻiliʻi.
· Ua like nā ʻano pili paʻa me nā kiwikā pepeke flange.
· Kūpono no nā ʻōnaehana kaomi waena a me ke haʻahaʻa.
ʻELUA. ka ʻokoʻa
1. Nā kūlana pili:
a) Wafer butterfly valve: ʻO kēia valve he maʻamau multi-connection standard a hiki ke kūlike me DIN PN6/PN10/PN16, ASME CL150, JIS 5K/10K, etc.
b) Kiwikā pulelehua Flange: ma ke ʻano laulā he pilina maʻamau hoʻokahi. E hoʻohana wale i nā pilina flange maʻamau e pili ana.
c) Pākuʻi pulelehua flange hoʻokahi: ma ke ʻano laulā he hoʻokahi pilina maʻamau hoʻi.
2. Ka laulā nui
a) Kiwikā pulelehua Wafer: DN15-DN2000.
b) Kiwikā pulelehua Flange: DN40-DN3000.
c) Kiwikā pulelehua flange hoʻokahi: DN700-DN1000.
3. Hoʻouka ʻana:
a) Ke kau ʻana o nā kiwikā pepeke wafer:
He maʻalahi ke kau ʻana no ka mea hiki ke hoʻopaʻa ʻia ma waena o ʻelua mau flanges me ka hoʻohana ʻana i 4 mau bolts stud lōʻihi. Hele nā bolts ma waena o ka flange a me ke kino valve, ʻae kēia hoʻonohonoho no ka hoʻouka wikiwiki a me ka wehe ʻana.
b) Ke kau ʻana o ka flange butterfly valve:
Ma muli o nā flanges hoʻohui ma nā ʻaoʻao ʻelua, ʻoi aku ka nui o nā kiwikā flange a koi aku i kahi ākea. Hoʻopaʻa pololei ʻia lākou i ka flange paipu me nā studs pōkole.
c) Ke kau ʻana o ka valve pulelehua flange hoʻokahi:
pono nā ʻōwili lōʻihi pālua i hoʻopaʻa ʻia ma waena o nā ʻaoʻao ʻelua o ka paipu. Ua hōʻike ʻia ka helu o nā ʻōwili e pono ai ma ka papa ma lalo.
| DN700 | DN750 | DN800 | DN900 | DN1000 |
| 20 | 28 | 20 | 24 | 24 |
4. Kumukūʻai:
a) Wafer butterfly valve: Ke hoʻohālikelike ʻia me nā flange valves, ʻoi aku ka maikaʻi o ke kumukūʻai o nā wafer valves. ʻO ko lākou lōʻihi kūkulu pōkole e pono ai ka mea liʻiliʻi a ʻehā wale nō bolts e pono ai, no laila e hōʻemi ana i nā kumukūʻai hana a me ke kau ʻana.
b) Flange Butterfly Valve: ʻOi aku ke kumukūʻai o nā flange valves ma muli o ko lākou kūkulu paʻa a me ka flange hoʻohui. ʻO nā bolts a me ke kau ʻana e pono ai no nā pilina flange e hopena i nā kumukūʻai kiʻekiʻe.
c) Kiwikā pulelehua flange hoʻokahi:
ʻO ka valve butterfly flange hoʻokahi he hoʻokahi flange liʻiliʻi ma mua o ka valve butterfly pālua-flange, a ʻoi aku ka maʻalahi o ke kau ʻana ma mua o ka valve butterfly pālua-flange, no laila aia ke kumukūʻai ma waena.
5. Pae kaomi:
a) Kiwikā pepeke wafer: Ke hoʻohālikelike ʻia me ka kiwikā flange, ʻoi aku ka haʻahaʻa o ke kaomi kūpono o ka kiwikā pepeke wafer. He kūpono lākou no nā noi PN6-PN16 haʻahaʻa haʻahaʻa.
b) Kiwikā pepeke Flange: Ma muli o kona ʻano paʻa a me ka flange hoʻohui, kūpono ka kiwikā flange no nā pae kaomi kiʻekiʻe, PN6-PN25, (hiki i nā kiwikā pepeke paʻa ke hōʻea i ka PN64 a ʻoi aku paha).
c) Pākuʻi pulelehua flange hoʻokahi: ma waena o ka pākuʻi pulelehua wafer a me ka pākuʻi pulelehua flange, kūpono no nā noi PN6-PN20.
6. Noi:
a) Wafer Butterfly Valve: Hoʻohana pinepine ʻia i nā ʻōnaehana HVAC, nā hale hana mālama wai a me nā noi ʻoihana haʻahaʻa haʻahaʻa kahi i kaupalena ʻia ai ka wahi a he mea koʻikoʻi ke kumukūʻai kūpono. No ka hoʻohana ʻana i nā ʻōnaehana paipu kahi i kaupalena ʻia ai ka wahi a ʻae ʻia nā hāʻule haʻahaʻa. Hāʻawi lākou i ka kaohi kahe wikiwiki a maikaʻi hoʻi ma ke kumukūʻai haʻahaʻa ma mua o nā valves flanged.
b) Kiwikā pepeke flange: Hoʻohana ʻia nā kiwikā flange i nā ʻoihana e like me ka ʻaila a me ke kinoea, ka hana kemika a me ka hana mana, kahi e koʻikoʻi ai nā pae kaomi kiʻekiʻe a me ka hana sila maikaʻi loa. No ka mea, hiki i nā kiwikā pepeke flange ke hāʻawi i nā pae kaomi kiʻekiʻe a me ka sila ʻoi aku ka maikaʻi a me nā pilina ikaika. A hiki ke hoʻokomo ʻia ka kiwikā pepeke flange ma ka hopena o ka pipeline.
c) Kiwikā pulelehua flange hoʻokahi:
Hoʻohana nui ʻia nā kiwikā pulelehua flange hoʻokahi i nā ʻōnaehana lako wai kūlanakauhale, nā ʻōnaehana ʻoihana e like me nā kemika, nā huahana ʻaila a me nā wai hoʻoneoneo ʻoihana, e hoʻoponopono ana i ka hoʻomehana a i ʻole ka wai hoʻoluʻu i nā ʻōnaehana HVAC, ka mālama ʻana i ka wai ʻino, nā ʻoihana meaʻai a me nā mea inu a me nā kahua ʻē aʻe.
ʻEKOLU. i ka hopena:
Loaʻa i nā kiwikā pepeke wafer, nā kiwikā pepeke flange a me nā kiwikā pepeke flange hoʻokahi nā pono kūikawā a kūpono no nā noi like ʻole. Makemake ʻia nā kiwikā pepeke wafer no ko lākou lōʻihi kūkulu pōkole, hoʻolālā liʻiliʻi, hana kumukūʻai kiʻekiʻe a me ke kau maʻalahi. He kūpono hoʻi nā kiwikā pepeke flange hoʻokahi no nā ʻōnaehana kaomi waena a me ka haʻahaʻa me kahi palena ma muli o ko lākou kūkulu pōkole. ʻO nā kiwikā flanged, ma ka ʻaoʻao ʻē aʻe, ʻoi aku ka maikaʻi i nā noi kaomi kiʻekiʻe e pono ai ka hana sila maikaʻi loa a me ke kūkulu paʻa, akā ʻoi aku ke kumukūʻai.
I ka pōkole, inā ua kaupalena ʻia ka ʻae ʻana o ka paipu a he haʻahaʻa ke kaomi ʻana o ka ʻōnaehana DN≤2000, hiki iā ʻoe ke koho i kahi valve butterfly wafer;
Inā ua kaupalena ʻia ka ʻae ʻana o ka paipu a he haʻahaʻa a haʻahaʻa paha ke kaomi, 700≤DN≤1000, hiki iā ʻoe ke koho i kahi valve pulelehua flange hoʻokahi;
Inā lawa ka ʻae ʻana o ka paipu a he ʻōnaehana DN≤3000 ka puʻuwai waena a haʻahaʻa paha, hiki iā ʻoe ke koho i ka flange butterfly valve.