He aha ka Pākuʻi Puka o ka Pahi

I loko o nā ʻōnaehana hoʻomalu wai ʻoihana, ʻo nā valves nā ʻāpana koʻikoʻi e hoʻokele i ke kahe o ka media a hōʻoia i ke kūpaʻa o ka pipeline. Ma ke ʻano he ʻano koʻikoʻi o nā valves puka kūikawā, ʻo kaPākuʻi Puka o ka PahiUa hoʻolālā kūikawā ʻia no nā pāpaho paʻakikī e like me nā slurries, solids, a me nā wai fibrous. Hoʻohana nui ʻia ia ma waena o ka palekana o ke kaiapuni, ka mining, kemika, ka hana mana, a me nā ʻoihana ʻē aʻe. Hoʻohuihui pinepine ka poʻe loea he nui i nā valves puka pahi me nā valves puka wedge maʻamau, akā ʻokoʻa nui lākou i ke ʻano, ka hana, a me ka hoʻohana ʻana. Hāʻawi kēia ʻatikala i kahi ʻike piha o ke ʻano o ka valve puka pahi, kāna mau ʻāpana koʻikoʻi, nā hoʻokaʻawale ʻana, nā pono a me nā pōʻino, nā kūlana hana kūpono, a me nā ʻokoʻa maopopo mai nā valves puka maʻamau—e kōkua ana iā ʻoe e hoʻoholo i nā hoʻoholo naʻauao no kāu mau papahana.

1. He aha ka Pāpaʻi Puka o ka Pahi?

ʻO ka kiwikā puka pahi—ʻike ʻia hoʻi he puka pahi, kiwikā pahi, a i ʻole kiwikā puka slurry—he kiwikā pani kū hoʻokahi, kū pololei i hoʻohana ʻia me ka lima, ka pneumatic, a i ʻole ka uila. He ʻano kūikawā ia o nā kiwikā puka. He maʻalahi kona kumu hana: neʻe pololei ka puka ʻano pahi, kū pololei i ke kuhikuhi kahe. ʻO ka lihi beveled ʻoi ma lalo o ka puka e ʻoki i nā olonā, nā flocs, nā puʻupuʻu paʻa, a me nā media viscous i loko o ka pipeline, e hoʻokō ana i ke kūlana wehe piha a pani piha paha.

Ke hoʻohālikelike ʻia me nā kiwikā maʻamau, ʻo ka hiʻohiʻona ʻokoʻa loa o ka kiwikā puka pahi ʻo ia kona hoʻolālā puka lahilahi loa, e like me ka pahi. Loaʻa i ke kino kiwikā kahi ala kahe pololei, ʻaʻohe keʻakeʻa. Ke wehe piha ʻia, hoʻihoʻi loa ka puka mai ke ala kahe, e hana ana i kahi kūʻē kahe ʻole. Hoʻoponopono kēia hoʻolālā i nā pilikia maʻamau i loaʻa i nā kiwikā maʻamau i ka wā e lawelawe ai i nā mea lepo, piha i nā ʻāpana - e like me ke keʻakeʻa ʻana, ka sila maikaʻi ʻole, a me ka pipili ʻana. I nā kūlana paʻakikī, ʻo ka kiwikā puka pahi ka hopena hele no ka pani ʻana o ka media.

2. Nā ʻĀpana Koʻikoʻi a me nā Hana

He ʻano paʻa a hoʻohui maikaʻi ʻia ka kiwikā puka pahi. He kuleana koʻikoʻi ko kēlā me kēia ʻāpana i ka hōʻoia ʻana i ka hana sila, ka paʻa o ka hana, a me ke ola lawelawe.

2.1 Kino Valve

ʻO ke ʻano hana nui e hāpai ana i ka ukana, i hoʻolei ʻia a hana ʻia paha mai nā mea e like me ka hao i hoʻolei ʻia, ke kila kalapona, a i ʻole ke kila kila ʻole. ʻAʻohe wahi komo a wahi make paha o ke kahawai kahe pololei i loko, e pale ana i ka hōʻiliʻili ʻana o nā ʻōpala a me ka pipili ʻana. Kūpaʻa ke kino i ke kaomi o ka media, hoʻopili i nā pipelines, a hāʻawi i ke kākoʻo no ka puka a me nā sila.

2.2 Puka Pahi

ʻO kēia ka ʻāpana ʻokoʻa loa o ka kiwikā puka pahi—ʻo ia ka hiʻohiʻona e hoʻokaʻawale iā ia mai nā kiwikā puka maʻamau. He lahilahi akā paʻa ka puka, me kahi ʻoi beveled ʻoi. Ua hoʻopili ʻia a paʻakikī kona ʻili no ke kūpale ʻana i ka ʻaʻahu a me ke kahakaha. I ka wā e wehe ai a pani ʻia ai, ʻoki ka pahi i ka pulp, sludge, slag, fibers, a me nā mea haumia ʻē aʻe, e pale ana i ka ʻōwili ʻana a i ʻole ka hōʻiliʻili ʻana, e hōʻoiaʻiʻo ana i ka pani paʻa a me ka hana maʻalahi.

2.3 Nā ʻĀpana Sila

Hoʻokomo pū ʻia nā sila noho a me nā sila hoʻopaʻa, i māhele ʻia i nā ʻano sila palupalu a me nā sila metala. Hoʻohana nā sila palupalu i ka laholio a i ʻole ka polyurethane no ka paʻa maikaʻi loa a me ka ʻole o ka leakage, kūpono no ka haʻahaʻa wela, haʻahaʻa-kaomi maʻemaʻe a i ʻole ka slurry media. Hoʻohana nā sila metala i ke kila kila a i ʻole nā ​​​​alloys no ke kiʻekiʻe o ka mahana, ke kaomi kiʻekiʻe, a me ke kū'ē ʻana i ka abrasion kiʻekiʻe. Pale nā ​​​​sila hoʻopaʻa a puni ke kumu i ka leakage o waho.

2.4 Kumu

Hana ʻia me ke kila kila ikaika kiʻekiʻe me ka ikaika tensile maikaʻi, ke kūpaʻa i ka pala, a me nā waiwai anti-torsion. Hoʻopili ka ʻaoʻao o luna i ka actuator, a hoʻopili ka ʻaoʻao haʻahaʻa i ka puka. Hoʻoili ia i ka ikaika hoʻokele manual, pneumatic, a i ʻole ka uila i ka puka no ka kaohi hāpai pololei.

2.5 Mea Hoʻoikaika

Ke kumu mana. Nā ʻano maʻamau: manual (maʻalahi, haʻahaʻa ke kumukūʻai, no nā anawaena liʻiliʻi a me ka hana pinepine ʻole), pneumatic (wehe/pani wikiwiki, pale pahū, kūpono no nā wahi kemika a me ka lepo), uila (mana mamao aunoa no nā paipu nui a me ka hana pinepine), a me ka hydraulic (ikaika kiʻekiʻe no nā anawaena nui a me nā kūlana hana kaumaha).

2.6 Gland a me Bracket

Hoʻopaʻa ka gland i ke sila hoʻopaʻa e pale aku i ka liki ʻana. Hoʻopaʻa ka bracket i ka actuator a me ke koʻokoʻo, e hōʻoiaʻiʻo ana i ka neʻe ʻana o ke kū pololei me ka ʻole o ka haʻalele ʻana a i ʻole ka pipili ʻana, e hoʻomaikaʻi ana i ke kūpaʻa o ka hana.

3. Ka Hoʻokaʻawale Kikoʻī o nā Kiwikā Puka Pahi

He nui nā ʻano o nā kiwikā puka pahi, i hoʻokaʻawale nui ʻia e ka hoʻolālā sila, ke ʻano hana, a me ke ʻano kūkulu.

3.1 Ma ke ʻAno Sila

Pākuʻi Sila PalupaluHoʻohana i ka rubber, polyurethane, a i ʻole PTFE no ke kūlike kiʻekiʻe a me ka ʻole o ka leakage. Ka helu kaomi ≤PN16, nā palena mahana waena. ʻOi loa no nā noi haʻahaʻa wela, haʻahaʻa-kaomi e like me ka wai ʻino, sludge, a me nā slurries corrosive māmā e loaʻa ana nā mea paʻa. Kūpono ke kumukūʻai a hoʻohana nui ʻia.

Kiwikā Puka Pahi i Noho ʻia me ka MetalaʻO ka puka a me ka noho he mau metala huila i hoʻopili pono ʻia. Kū i nā mahana kiʻekiʻe (a hiki i ka 400°C+), nā kaomi kiʻekiʻe, a me ka ʻānai koʻikoʻi. ʻAʻole paʻa iki ka sila ʻana ma mua o nā sila palupalu. Kūpono no nā slurries wela, ka pauka lanahu, a me ka wai lehu wela kiʻekiʻe i nā kūlana ʻino.

Kiwikā Puka Pahi i Hoʻopaʻa ʻia me ka Polyurethane:Ua uhi ʻia ke kahawai kahe o ka valve puka pahi me ka mea polyurethane, ʻoi aku ka pale ʻana i ke kapa ma mua o nā valve puka pahi maʻamau a kūpono loa ia no nā mea pāpaho e like me ka slurry a me ka cinder.

3.2 Ma ke ʻAno Hana

Manual,pneumatics, uila, hydraulic, a i kekahi manawa nā mana i hoʻokele ʻia e nā kia, ma muli o ke alapine (frequency) o ka hana, ka nui o ka valve, a me nā pono automation.

3.3 Ma ke ʻano kūkulu

Kiwikā Puka Pahi ʻAno WaferPaʻa, māmā, maʻalahi e hoʻouka. Hoʻopaʻa ʻia ma waena o nā flanges, mālama i kahi. Kūpono no nā paipu liʻiliʻi a waena.

Kiwikā Puka Pahi ʻAno Lug (Flanged): Nā wēlau Flanged i hoʻopaʻa ʻia i ka pipeline. ʻAno paʻa, mana kaomi kiʻekiʻe, kū i ka haʻalulu. Kūpono no nā anawaena nui, kaomi kiʻekiʻe, a me nā laina ʻoihana kaumaha.

Kumu Piʻi vs. Kumu Piʻi ʻoleʻO ke kumu e piʻi ana e hōʻike ana i ke kūlana ʻike maka a pale aku i ka hōʻiliʻili ʻana o nā ʻōpala; ʻoi aku ka paʻa o ke kumu ʻaʻole e piʻi ana no nā wahi hoʻonohonoho paʻa.

4. Nā Pōmaikaʻi a me nā Pōʻino

4.1 Nā Pōmaikaʻi Koʻikoʻi

ʻOi aku ka maikaʻi o ka hoʻololi ʻana i ka pāpāho a me ke kūpaʻa ʻana i ka clogHoʻohana maʻalahi ka pahi ʻoki i nā olonā, nā flocs, nā mea paʻa, a me nā slurries viscous—e hoʻoponopono ana i nā pilikia jamming a me ka sila maikaʻi ʻole o nā valves maʻamau.

Ke kū'ē haʻahaʻa o ke kahe ʻana, mālama pono i ka ikehu: Ke wehe piha ʻia, e hoʻihoʻi loa ʻia ka puka, e waiho ana i kahi ala pololei me ka ʻaneʻane ʻole o ke kūʻē a me ka emi ʻana o ke kaomi. Kūpono no nā paipu kahe kiʻekiʻe.

ʻAno maʻalahi, mālama maʻalahiMāmā, liʻiliʻi nā ʻāpana, wikiwiki e wehe, haʻahaʻa ka nui o ka hāʻule ʻana, e hoʻemi ana i nā kumukūʻai hana.

Hana wikiwiki, laulā ākea o ka noiHahau pōkole, pane wikiwiki. Me nā mea like ʻole a me nā mea hoʻoikaika, kūpono ia i nā kūlana maʻamau, wela kiʻekiʻe, kaomi haʻahaʻa, kaomi waena, abrasive, a me nā kūlana corrosive.

Kūʻai kūponoNo ka nui like a me ke ana o ke kaomi, ʻoi aku ka liʻiliʻi o ke kumukūʻai o nā kiwikā puka pahi ma mua o nā kiwikā puka maʻamau a i ʻole nā ​​kiwikā poepoe, e lilo ai lākou i mea kūpono no nā laina ʻoihana nui.

4.2 Nā Pōʻino

ʻAʻohe hoʻoponopono kaheHana wale ka valve i ka wehe piha ʻana a i ʻole ka pani piha ʻana. ʻAʻole hiki iā ia ke hoʻololi i ke kahe a i ʻole ke kaomi.

Nā palena sila i nā pāpaho maʻemaʻe kiʻekiʻeKe hoʻohālikelike ʻia me nā kiwikā puka wedge pololei, ʻoi aku ka haʻahaʻa o ka pololei o ke sila ʻana i nā lawelawe maʻemaʻe a me ke kaomi kiʻekiʻe. ʻAʻole i ʻōlelo ʻia no nā noi wai maʻemaʻe ultra-precise a me ke kaomi kiʻekiʻe.

ʻAi ʻia mai ka holo paikikala pinepineʻO ka pahi e ʻoki ana i nā mea paʻa e ʻike mālie ʻia ka ʻaʻahu ʻana. Ma hope o ka hoʻohana nui ʻana no ka manawa lōʻihi, pono paha e hoʻololi a mālama ʻia paha nā sila a i ʻole ka puka.

5. Nā noi maʻamau a me nā ʻoihana

ʻOi aku ka maikaʻi o nā kiwikā puka pahi i nā hana pani no nā mea paʻa, fibrous, viscous, a me nā mea lepo. E pale i ka hoʻohana ʻana iā lākou no nā wai maʻemaʻe a i ʻole ka hoʻokele pololei. ʻO nā noi koʻikoʻi:

5.1 Ka Hoʻōla ʻana i ka Wai ʻŌpala (ʻO ka Mea Maʻamau)

Kūpono no nā paipu wai ʻino o ke kūlanakauhale, nā wai hoʻoheheʻe ʻoihana, ka sludge, a me nā laina slurry biological. Hoʻopau pono i nā flocs a me nā mea paʻa, e pale ana i ka paʻa ʻana. Hoʻohana nui ʻia i nā paipu komo, puka, a me ka wehe ʻana i ka sludge.

5.2 ʻEli ʻana a me ka Metallurgy

Hoʻohana ʻia no ka slurry ore, tailings, lehu metallurgical, pauka lanahu, a me ka slurry slag. ʻO nā mana i kau ʻia ma ka metala e kū i ka abrasion kiʻekiʻe a me ka nui o nā mea paʻa, kūpono no nā kūlana eli kaumaha.

5.3 Pulp a me ka Pepa, Loli

Hoʻohana pono i ka pulp pepa a me nā slurries fiber textile. ʻOki ka pahi i nā olonā, e hoʻoponopono ana i nā pilikia wahī a me ka sila maikaʻi ʻole o nā valves maʻamau. He valve kūikawā no kēia mau ʻoihana.

5.4 Kemika a me ka Hana Mana

Kemika: nā slurries kemika viscous a me nā mea slurry ʻino iki. Mana: wai lehu, ka lawe ʻana i ka pauka lanahu, a me nā laina slurry FGD (flue gas desulfurization). ʻO ke kiʻekiʻe o ka mahana a me ke kūpaʻa ʻana i ka ʻaʻahu e hōʻoia i ka hana hilinaʻi.

5.5 Nā Mea Hana Hale a me ka Meaʻai

ʻO ka lepo sima, ka lepo lime, a me nā lepo mea kūkulu hale ʻē aʻe; a me nā lepo meaʻai viscous a me ka lawe ʻana i nā particulate. Hoʻokō nā mana mea maʻemaʻe i nā koi o ka ʻoihana meaʻai.

ʻAʻole kūpono no: Wai maʻemaʻe, kinoea, ʻaila, a i ʻole nā ​​​​​​mea hana ʻē aʻe ʻaʻohe ʻāpana e pono ai ka pani pololei ʻana; nā noi kikoʻī o ke kaomi kiʻekiʻe loa a i ʻole ka mahana kiʻekiʻe loa; kekahi laina e pono ai ke kahe mau a i ʻole ka hoʻoponopono kaomi.

6. Nā ʻokoʻa koʻikoʻi ma waena o ka Knife Gate Valve a me ka Maʻamau Wedge Gate Valve

ʻOiai ʻo lāua ʻelua no ka ʻohana valve puka a hoʻohana i kahi hoʻolālā puka hāpai, ʻokoʻa loa ko lāua mau hale, hana, a me nā noi.

7. Hopena

I nā huaʻōlelo maʻalahi, ʻo ka valve puka pahi kahi valve pani kūikawā i hoʻolālā ʻia no nā mea paʻakikī, lepo, a me nā mea ʻāpala. ʻO kāna hana ʻoki e like me ka pahi ka pono nui, e hoʻoponopono ana i nā pilikia clogging a me ka hāʻule ʻana e hoʻopilikia nei i nā valve puka wedge maʻamau i ka wā e lawelawe ai i nā slurries, solids, a me nā mea fibrous. He ʻano maʻalahi ka valve puka pahi, hana wikiwiki, a me ka hiki ke hoʻololi ākea. ʻOiai ʻaʻole hiki iā ia ke hoʻoponopono i ke kahe a ua kaupalena ʻia kona sila pololei i nā media maʻemaʻe, ʻaʻole hiki ke hoʻololi ʻia i ka mālama ʻana i ka wai ʻino, ka mining, ka pulp a me ka pepa, nā kemika, a me nā ʻoihana ʻē aʻe kahi i loaʻa ai nā media i nā mea paʻa, nā fibers, a i ʻole nā ​​​​​​mea viscous.

No ke koho ʻana i ke ao maoli: koho i nā kiwikā puka wedge maʻamau no nā noi pololei media maʻemaʻe. No ka sludge, slurry, particles, fibers, a me nā kūlana ʻino a paʻakikī ʻē aʻe, pono ʻoe e koho i kahi kiwikā puka pahi e hōʻoia i ka hana pipeline lōʻihi a hilinaʻi hoʻi.