Hoʻoponopono i ka unuhiʻana
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ʻO nā mea kūʻai aku i nā mea kūʻai aku i nā mea hana

He aha kahi valbe globe? -ʻO ka hoʻopiliʻana i nā mea kūʻai aku

Papa o nāʻikepili Hōʻike

1. Hōʻikeʻike

A Globe Valve he mea hana laina laina e hoʻohana ana i kahi disk movable (plug) e noho ana i kahi noho e kū ai i kahi noho paʻa e hoʻoponopono ai i ka kahe.

Mālamaʻo ia i kāna hoʻonohonohoʻana i ka paleʻana a me ka pani paʻaʻana; ʻO nā lawelawe maʻamau e pili ana i ke kaheʻana, ke kuahi o, Hoʻokele me ka hana pinepine, a mālama i nā kino valve.
E makemake mau nā black Vlaves i kahi e makemake ai ke kaheʻana o ka wai a me ka pani kūpono (Hale Kūʻai, makemalohakua, Kekuhi, Kauhane, a he nui nā hoʻonohonoho waiwai nui).

Ua hoʻohanaʻia lākou ma kahi o ka hanauna mana, petrochemimical, pono & aila, ka mālama wai a me nāʻoihana HVAC.

2. He aha kahi valbe globe?

Kaʻikeʻana o keʻano a me ke kumu hana.
ʻO kahi awāwa o ke aniani glack clobe ma ke kino a me ka bonnet (Nā Hale), he stem e unuhi i ka axitally i ka wā i hanaʻia ai, he disc a plug e hoʻopiliʻia i ka lāʻau, a me kahi noho noho noho paʻa i ke kino.

Ka neʻeʻana o ka disc checondicular i ka noho e hoʻololi i ka wahi o ka kahe; ʻO ka hikiʻana mai ka hiapoʻana mai ka holomua o ka holomua o ka holoʻana o ka wai ma waena o ka plug a me ka noho.

Pololei ma waena o ka blove globe
Pololei ma waena o ka blove globe

Hoʻohana maʻamau i nā'ōnaehana cludid.

  • ʻO ke kaheʻana o ke poʻo me ka controllability maikaʻi (E.g., ka hoʻoponoponoʻana i ka steam, wai, Ke kahe wai).
  • Pinepine ma ka hana / hana i kahi e pono ai nā mea e pono ai.
  • Ka lawelawe ma kahi o ka cavitation a iʻole e hoʻopiliʻia e ka hoʻokele a iʻole nā'āpana kūikawā.
  • Hanaʻia e like me ka mālamaʻana i nā kino valve i hanaʻia me nā mea hana a me nā kūlana.

3. ʻO ka hanaʻana o ka Blobe Valve a me nā'āpana

Hui Hana Nā mea maʻamau
Kino & Bontnet Hoʻopaʻa; Aia i ke ala kahe Hae hao, Ui, ʻaihue kīwī (A216 wcb), kila kohu ʻole (CF8 / CF8m), fulex, Nā kiki
Kumu Hoʻopili i kahi hana / lima lima e disc; Nā Kūlana Transmits Kila kohu ʻole (410, 431), Nā kinile koho me ka paʻakikī / hana
Disc / Plug Hoʻolaha ke kaheʻana; e noho ana i ka noho Kila kohu ʻole, ʻO ka kila paʻakikī, Kolon Mloys; Nā hiʻohiʻona palupalu (Ptfe, Rtfe) Koho koho
Ke kani leo Waiho i ka papa Kila kohu ʻole, ʻO nā'ōlapaʻo Stellite, NA HALE LOA
Paliole Pale aku i ka leakage ma ke kumu lāʻau Ptfe, mooki, ʻO ka fiber aramid, kiʻi kiʻi
Gland & Gland flange E hoʻopili i ka pale; Eʻae i ka mālamaʻana Like me ke kumu o ka bonnet
Kahawai Hoʻohui, uila uila, Pneumatic a hydraulicic ʻO nā mea hana - nā mea hana hana kūpono no kēlā me kēia mea hana
Nā mea paʻa E hoʻopaʻa iā Bonnet i ke kino Alloy a iʻole nā ​​bolts kila kila / Nā Stuluts

Ka mea nui o ka hoʻolālā no ke kaomi, ʻO ke kūlana a me ke kū'ēʻana.

Pono ke kohoʻana i keʻano o ke kino o ke kino ma keʻano o ka hoʻonohonohoʻana o ka hoʻolālāʻana i ka'ōnaehana (E.g., Asme papa 150-2500) a me ka chedid chid (Kuupuiawi, oluation, pepehi).

Ua kohoʻia nā noho a me nā trims i ke kaulike e waiho ana i ke ola ma ke olaʻana. Eʻaʻaʻai / Erosion; I ka lawelaweʻo Steam, Nā poʻi paʻakikī (Lealea) he mea maʻamau e pale aku i ka erosion a me ka cavitation.

4. Nāʻano o nā awāwa honua

ʻAʻole hoʻokahi wale nō nā hua waina honua, hoʻokahi-nui-kūpono-āpau: ko lākou mau geometry, Ua hoʻoponoponoʻia nā Trim Trim a me ka hanaʻana i nā pono noi (lowl low vs recore, ʻO ka lawelawe kiʻekiʻe ΔP, manual ma ke kāohi).

ʻO ka BLAGED GLOCK BRY
ʻO ka BLAGED GLOCK BRY

Ma ke kaheʻana (ke kino kino)

Pololei-a puni (T-type) Globe Valve

Goody: ʻO ka Inlet a me nā awa Outlet; kaheʻana ma ka noho ma o ka noho a noho i ke ala maʻamau.Nāʻano hiʻohiʻona & ʻO ka pōmaikaʻi

  • ʻO Glock Glalbe Glall, Hoʻohālikelike kino.
  • ʻO ka paleʻana i ka pale maikaʻi me nā hiʻohiʻona cv.
    PAHUI
  • ʻO ka paʻakikī kiʻekiʻe loa o ka loliʻana o ke aniani no ka mea e hoʻohuli a hoʻololi paha i ke ala ma ke ala noho.
  • ʻO nā mea hana e hana ai i nā mea hana a me nā mea hana nui no ka nui o ka nui / cv.
    Hoʻohana maʻamau
  • Liʻiliʻi i nā valedit ma waena o kahi e kū pololei ana a me ka paleʻana i nā keiki.

Angle Globe Valve

Goody: inlet a me waho; Noho ka noho ma ke kihi no laila huli ke kahe i hoʻokahi manawa.
Nāʻano hiʻohiʻona & ʻO ka pōmaikaʻi

  • ʻO ka pōmaikaʻi pick: Hoʻopili i kahi kuʻekuʻe, Ke mālama nei i kahi flange a me ka pākaha o ka pā.
  • ʻOi aku ka liʻiliʻi o nā pale a me nā mea i hoʻopiliʻia ma mua o ke aniani pololei no ka meaʻaʻole e hoʻohuliʻia ke kahe.
  • Maikaʻi no ka heleʻana o ke kaheʻana a me nā lawelawe i kahi e kū ai i lalo.
    PAHUI
  • ʻOi aku ka nui o ka loaʻaʻana o ka hāʻuleʻana ma mua o nā hale kūʻai / ball; Hiki i ke kino kino ke nui no ke kiʻekiʻe CV kiʻekiʻe.
    Hoʻohana maʻamau
  • Slurries, Nā pāpale Steam, Nā Kūlana Kūʻai / Drain, Nā lawelawe me nā mea i hoʻopaʻaʻia.

Y-pastort globe valve (Oblique stem)

Goody: ʻO ka'ōpala a me ka plug (~ 30 ° -45 °) i ke kahe ana; ʻOi aku ka nui o ke ala o ke kahe ma mua o nā aniani.

Y-pastort globe valve
Y-pastort globe valve

Nāʻano hiʻohiʻona & ʻO ka pōmaikaʻi

  • Hoʻemiʻia ka paleʻana o ke kahe (hoʻohaʻahaʻa k) a me ka haʻahaʻa haʻahaʻa ma mua o ka globe pololei-maʻamau 20-60% e like me ka hydraulic resistivation ma muli o nā trim.
  • ʻOi aku ka maikaʻi no ka holo kiʻekiʻe me nā pono; koho pinepineʻia kahi i kahi e pili ana i ke kaomiʻana he hopohopo akā e koiʻia ka mana honua.
    PAHUI
  • ʻOi aku ka nui o ka subnetx bonnet / packing geometry; ka emiʻana o ka compact ma mua o ka honua pololei i kekahi mau nui.
    Hoʻohana maʻamau
  • ʻO nā awāwa nui nui, Nā lawelawe ma kahi o kahi e hoʻohālikelike ai ma waena o ka throttling pololei a me lalo o Δp e koiʻia.

Ma ka hana / HanaIa

Hoʻohui (LandWheel / Kaukau Hana)

ʻO ka pōmaikaʻi: Mālu, uku haʻahaʻa, rousst; ka mana aupuni koke.
Cons: palena palena (ʻaʻole kūpono no nā valves nui / kiʻekiʻe ΔP), ʻAʻole kūpono ka hana manual no nā kaʻina hana automated.
Noi: kaawalewa, Nā lawelawe hana pono, Nā hana liʻiliʻi liʻiliʻi.

Nā'Āina Pneauticatic

ʻO ka pōmaikaʻi: pane wikiwiki, kiʻekiʻe kiʻekiʻe no ka nui, Hoʻopili maikaʻiʻia i nā hoʻonohonoho nui, E maʻalahi e hoʻopau i ka paniʻole a iʻole ka weheʻana me ka hoʻihoʻiʻana me ka pukaʻana o ka puna.
Cons: koi i ka ea hana; Pono ka mea hoʻonoho no ka hoʻokele proporonal.
Noi: Ke kaʻina hana i ka kemika, petrochemimical, Nā mea kanu mua.

Nā mea hana manuahi

ʻO ka pōmaikaʻi: pololei pololei, Hoʻohui maʻalahi me nā'ōnaehana kamepiula, ʻAʻole koiʻia ka ea i koiʻia.
Cons: lohi ma mua o ka pneuatic, Pono paha i nā gearboxes no ka'āina nui, Pono e hoʻopiliʻia nā pōʻino uila ma kekahi mau wahi.
Noi: ka hoʻokele mamao, kahi a kahi pololei a me nā diagnostics he mea nui loa.

ʻO nā mea hana hydraulic

ʻO ka pōmaikaʻi: kiʻekiʻe loa a me ka wikiwiki wikiwiki no nā valena nui a kiʻekiʻe loa ΔP.
Cons: huanui, Hiki mai, a pono no no ka papa mana hydraulic.
Noi: subesa, ʻO nā kumu waiwai nui, nā lāʻau lapaʻau kiʻekiʻe.

E ka lāʻau a me ka hoʻolālā kūloko (hana subtypes)

E wehewehe i ka hana hoʻomalu, ʻO ka mālamaʻana i ke ola a me ke ola esosive.

  • Flat-disc / Nā kikowaena papa: Mālu, rousst; maikaʻi no ka wā'ōpiopio nui akā ua kaupalenaʻia ka paleʻana.
  • Plug / a puni i ka trim trim: smooother flow characterisistic aʻoi aku ka maikaʻi o ke kauʻana no nā hana hoʻomalu.
  • NaniAle / ʻO nā mea alakaʻi alakaʻi: maikaʻi maikaʻi ma nā kahe haʻahaʻa (hale kūʻai'oleS).
  • ʻO ka papa hana lehulehu / Kālā Kaila Hōʻailona: E hoʻokaʻawale i ke kaomiʻana i nā wahi e hoʻopau ai i nā pae e hōʻemi i ka cavitation, kani a me ka erosion-pono no nā lawelawe mālama ΔP kiʻekiʻe.
  • ʻO nā hoʻolālā hoʻolālā kūpono: E hoʻohui i nā pauku e pili ana i nā pauku e hoʻololi i nā pūʻali a Axial Net Actiial a me Stem Torque i nā Velus Maluhia.

ʻO nā hoʻolālā kūʻaiʻana i nā hale kūʻai

ʻO nā Valbe Blogbe Blogbe

Nā hiʻohiʻona hiʻohiʻona: hoʻonui i nā bonnets e mālama i ka paleʻana ma luna o ke anuanu, ʻO nā mea haʻahaʻa haʻahaʻa haʻahaʻa (austetitic insinless, Nā Alanui Hana), E kāohiʻia i kaʻaeʻana.
Noi: Lng, Ke mālama neiʻo Cryogenic a me ka hoʻoiliʻana.
Nā Manaʻo koʻikoʻi: ʻO ke kohoʻana a me ka kohoʻana i ke kohoʻana he mea koʻikoʻi no ka mea nui o nā mea waiwai ma nā haʻahaʻa haʻahaʻa.

Ikaika nui / ʻO nā hualoaʻa kiʻekiʻe kiʻekiʻe

Nā hiʻohiʻona hiʻohiʻona: nā kino a iʻole nā ​​poʻo kaumaha, Nā BolLoted / Welded Bonsonets, ʻO ka piʻi kiʻekiʻe kiʻekiʻe, ʻO nā noho metala-to-metala a paʻakikī paha (Lealea).
Noi: Nā Turines Steam, nā poʻo kiʻekiʻe kiʻekiʻe, Nā pūpū Supercritical.
Nā Manaʻo koʻikoʻi: ʻO ka uluʻana o ka Thermal a hōʻailona i ke kiʻekiʻe kiʻekiʻe e koi ai i nā mea waiwai e mālama pono ai a me ka hoʻolālā bonnet.

E kāohi i nā kino Blobe Valbe (lawelaweʻana i ka lawelawe)

Nā hiʻohiʻona hiʻohiʻona: hana hoʻopunipuni (kūlike-pakeneka, Lauloa), Ke hoʻokūkū nei, trims anti-cavitation, wala andE.
Noi: Ke kaʻina hanaʻana i nā pale no ka kahe, Ka paipai, mahana a me ka pae.
Hana metric: ʻO ka mana o ka mana pinepine 50:1 i 200:1 Ke hilinaʻi nei ma luna o Trim.

'Ākena Anti-Cavitation / Nā Hoʻolālā Swing-atteument

Nā hiʻohiʻona hiʻohiʻona: ʻO ka hāʻuleʻana o ka hāʻuleʻana, Labyrinth Pass, a me nā mea hoʻowalewale ikaika e hōʻemi i ka laweʻana i ka cevitation cevion a me ke kaniʻana.
Noi: ʻO ka lawelaweʻo ΔP kiʻekiʻe, ke alo o nā wai wai.

ʻO nā Veited Vit-Seeted vs Haste-Seeted Valbe Valves Valves Valves

  • Noho-noho: mahalaha loa, ʻO nā wai wai; robust akāʻoi aku ke kiʻekiʻe kiʻekiʻe.
  • Noho mālie (Ptfe, Rtfe, PEEK): ʻO Bubble-paʻa paʻa i ka haʻahaʻa haʻahaʻa haʻahaʻa a me nā koi; kaupalenaʻia i keʻano hoʻohālikelike a me keʻano o ka helu o ka nohoʻana o nā wahi noho.

5. ʻO ka hanaʻana i ka mana

Globe Valve
Globe Valve

ʻO ka holoʻana o ka holoʻana ma o ka neʻe disc.

E like me ka piʻiʻana o ka disc mai ka noho, ʻO kahiʻano ala ala. ʻO ka hoʻololiʻana i ke kahe kahe, E hoʻopau i ka hoʻokele maikaʻi ma kahi kokoke i nā kūlana i paniʻia aʻoi aku ka nui o ka holoʻana i ka wā e wehe ai.

Kaomiʻana a me keʻano.

ʻO nā huapalapala uila e komo pū ai i kahi pahu kiʻekiʻe kiʻekiʻe ma mua o nā kumu kūpono no ka mea e loli ai ka loli.

ʻO ke poʻo o ke poʻo (K) No kahi valbe blobe ka maʻamau I kekahi mau manawa ʻoi aku ka nui ma mua o kahi'īpuka a iʻole ka pōpō ball o ka nui like-e hana pono ai iā lākou no ka hukiʻana i nā noi paʻakikī.

Hoʻolomoʻala'ōnaehana ASUL

ʻO ka maikaʻi o ka heleʻana i nā Valves i hōʻikeʻia ma o ka ua lawa (Cv), weheweheʻia e like me ka nui o ka wai i nā galani i kēlā me kēia minuke (gpm) e kahe ana i loko o kahi awāwa i 1 spit stick drop (Δp).

ʻO kahi CV kiʻekiʻe e pili ana i ka paleʻana i ka pale a me ka maikaʻi o ka uila.

Nā hua waina honua, ʻOiai maikaʻi loa no kaʻeha, Hōʻike i ka hāʻuleʻana i ke kūlana kiʻekiʻe i nā kūlana ākea piha i hoʻohālikelikeʻia i nāʻano'ē aʻe'ē aʻe.

ʻAno Valve Cv (2-Inch Valve) ΔP a 100 gpm (Psi) Hui pū i ka hana a me ka. Y-pohō maikaʻi (%)
Honua honua (Z-formler / Pololei-a puni) 25 18 56%
Honua honua (Y-kumu / Nā'ōpala) 45 10 100% (baseline)
Pōpō (Piha piha) 250 <1 556%
Gates (Piha piha) 240 <1 533%
Kukūlū 150 8 333%

6. ʻO nā hiʻohiʻona hana kiʻi

Ka helu ikaika

Kāleka ʻO nā papa kuhikuhi ansi / asme: 150, 300, 600, 900, 1500, 2500. ʻO ka pā pōhaku, ke kāʻeiʻana a me ka hoʻonohonohoʻana i ka hoʻonohonohoʻana i kēia mau papa a me nā kumuwaiwaiʻaeʻia.

Ua lawa & hoʻoili pūhaʻi

  • Cv Hoʻohanaʻia no ka hoʻopiʻiʻana; hoʻoili pūhaʻi (huli i lalo) o ka hoʻokele waiwai 50:1-200:1 Ke hilinaʻi nei i nāʻano trim (kahua hoʻokahi, loko, ʻO ka papa hana lehulehu).

ʻO ke kūlana a me ke kū'ēʻana

ʻO nā lawelawe mahana e like me nā mea e pili ana i nā mea a me nā pale. Nā palena palena (kokoke.):

  • ʻAihue kīwī: E piʻi iā ~ 450 ° C no ka lawelawe mau (hilinaʻi ma alloy).
  • Austetitic insinless (304/316): E piʻi iā ~ 800-900 ° C no ka lawelawe o ka lawelawe, akā, paʻi a me nā hōʻailona e kaupalena mau ana.
    No nā mea e kū'ē ai i nā chemistrive e hoʻohana i ka duplex, Super Duplex, nickel alloys (Molol, Hailani), a iʻole nā ​​lole kūikawā.

Lekage papa a me ka ho'āʻoʻana

  • Kii 598 (Ka nānāʻana a me ka ho'āʻo) ua hoʻohana maʻamauʻia no ka ho'āʻoʻana (ʻAne a me ka noho).
  • Noho leʻa: No nā mea kanu i nohoʻia (PTFF / RFFE), hiki ke hoʻopaʻaʻia-paʻa; No nā mea kūʻai aku i nā kumukūʻai metala-noho i nohoʻia akā ua hoʻolālāʻia no ke kūlana kiʻekiʻe / erosion.
    No nā kumu waiwai, E wehewehe anaʻo IEC / ISA mau i nā mea e wehewehe pono ai a me ka hoʻokūkū hoʻokūkū noho. E wehewehe mau i nā mea e koiʻia i nā leakage kiʻekiʻe e pono ai.

7. ʻO nā kaʻina hana hana o nā vanves honua

ʻO ka hanaʻana o nā valbe valbe vale he kaʻina hana likeʻole e hoʻohui i nā metallirgy, Maki, a me ka hōʻoia kūpono e hōʻoia ai i ka hana kūpono ma lalo o ke kaomi kiʻekiʻe, ka mahana kiʻekiʻe, a iʻole nā ​​kūlana kūpono.

ʻO ka hana hana hana kūpono e pili pololei ana i ka nui, Leakage Cont, a me ka hana hana.

Angle Globe Valve
Angle Globe Valve

ʻO ke kino Globe Valve a me Bonnet Fabrication

1. Ke kāheaʻana a kalaʻole paha:

  • Sand cread: Maʻamau no ka kila carbon, kila kohu ʻole, a me nā awāwa hao hao. He kūpono no ka paʻakikī o ke kino paʻakikī a me nā helu haʻahaʻa haʻahaʻa.
  • Hoʻolei kālā: Hoʻohanaʻia no ka liʻiliʻi, ʻO nā mea kūʻai kiʻekiʻe kiʻekiʻe e koi ai i ka intricate intricate kūloko a me nā mea paʻa paʻa.
  • Kākau: Pili i ke kiʻekiʻe kiʻekiʻe a kiʻekiʻe paha (Ansi papa 900 a ma luna) No ka ikaika ikaika, huakai, a me kaʻehaʻeha.

2. ʻO ka hana wela:

  • Ke kaumaha nei ke kaumaha, hana maʻamau, a iʻole e hōʻemi i nā kaumaha kūlohelohe a hoʻomaikaʻi i nā waiwai mechanical.
  • Koʻikoʻi no nā māhele no ka paleʻana i ka maʻi i ka wā o ka machining a mālama i ka paʻa o ka dimensional.

Machimen

Kumu: Hoʻokō i nā mea hana kūpono ma nā papa hōʻailona, nā kumu kanu, Nā maka o Fladge, a me nā paila o loko.

ʻO nā hana maʻamau maʻamau:

  • Ke huli ana a me ka hoowahawaha: No ke kino a me ke kino, Nā alakaʻi alakaʻi, a me nā'āpana disc.
  • MilightʻAʻole: No nā maka ahi, nā hiʻohiʻona bolt, a me ka hoʻonohonohoʻana i nā papa papa.
  • Kūhā / Paulapu: Noho ka noho a me nā papa disc a iʻole i hoʻopaʻaʻia no ka hoʻopaʻaʻana i ke kauʻana a me keʻano kūpono.
  • Heluhelu: Loko a me nā kaula waho no ka lāʻau, Nā NUCCE NUT, a me na mea paakiki.

Ka noʻonoʻo nui: ʻO nā mea e hoʻopili pono ai i nā mea e pili ana i ka lole Valve Lekat. ʻO nā hōʻailona hōʻailona maʻamau e hele ai i nā'āpana o nā wahi..

Hana hana

Nā'āpana: Kāwili / plug, ke kani leo, Kumu, loko (Inā trim he nui), a me nā lāʻau.

Nā kaʻina hana:

  • CNC Mīkini: ʻO nā'āpana kiʻekiʻe o nā disc, noho mau noho, a me nā kāpeti hoʻopunipuni.
  • Kālā / ʻO ka balota overlay: Ua noiʻia ma nā wahi disc a iʻole nā ​​wahi noho e hoʻomaikaʻi ai i ke komoʻana a me ka paleʻana o ka cavitation.
  • Kaulike / Hoʻomālamalama: ʻO nā plugs ikaika e loaʻa ana i nā lua kūponoʻole e hōʻemi i nā lua e hōʻemi ai.

Nā loiloi maikaʻi: Ka paakiki, kūlike, a me ka hōʻike paʻakikī e hoʻomaʻamaʻaʻia no ka hana lōʻihi.

Kāhea

Nānuʻi:

  1. Sem a me ka hoʻonohonohoʻana: E hoʻokomo i ka pā i ka bonnet a hoʻopili i ka disc / plug.
  2. ʻO ka pā'ālua a me ka Gland: E hoʻouka i nā apo a me ke kīwī GLAGEN e hōʻoia i ka hana leak-manuahi.
  3. ʻO ka hoʻonohonohoʻana o Bonnet: Bolt bonnet i ke kino me ka gasket a iʻole ka nohoʻana.
  4. ʻO ka mauna: Pili ka manual, uila uila, Pnematic, a iʻole he mea hana hydraulic e like me ka mea e pono ai.

Hana maikaʻi loa:

  • E hoʻohana i nā pono hana e pale aku ai i ka paleʻana i ka stim e kūlou a iʻole ka hana hewaʻole.
  • ʻO Torque Bolts i loko o kahiʻano cross e hōʻoia i ka hōʻailonaʻana i keʻano.

ʻO ka ho'āʻoʻana a me ka mālama maikaʻi

ʻO ka ho'āʻoʻana o ka hydrostatic: A me ka noho a me ka noho e hōʻike ai i ka API 598 E hōʻoia i ke kūpaʻa ikaika.

Hōʻike hōʻike leakage:

  • Nā Valled-Seated Valves: Nā Kūlana Bubble-paʻa.
  • Nā mea kanu-noho i noho ai: ʻAeʻia ka leakage i weheweheʻia i kēlā me kēia noi; pinepine <0.5% o ke kahe ana.

ʻO ka hōʻike hoʻokaumahaʻole (Ndt):

  • DENA PEVERETRAT, Magnetic Particle, hoʻoili pūnaewele, a iʻole ka nānāʻana i ka ultrasonic no ka mālamaʻana a iʻole nā ​​hewaʻole.

Kahe a me ka ho'āʻoʻana:

  • ʻO kekahi mau valves ma lalo o ka hōʻoia cv, Nā Manaʻo Stroke, a me ka mea hana kūpono e hōʻoia i ka hana hana.

Ka mālamaʻana a me ka hoʻopauʻana

  • Kāleka / Epoxy coating: ʻO ka paleʻana o ka paleʻana o waho no nā valves kila carbon.
  • Hoʻolauna: ʻO nā mea kūʻai aku e hoʻoneʻe ai i ka hao hao e wehe i ka haoʻole a hoʻomaikaʻi i ke kū'ēʻana.
  • Electroplating / PTFE COWE: Koho no nā papa papa e hōʻemi ai i ka friction a me ka hoʻouka kauaʻana.

8. Loaʻa nā waiwai o ke aniani honua

Hāʻawi nā Vlabe Valves i nā pōmaikaʻi kūʻokoʻa e hana iā lākou i meaʻole i hikiʻole iā lākou ke paleʻia:

  • E nānāʻia: ± 1-2% ka hopena e like me ka pololei, vsa. ± 5-10% no nā lāʻau ball. Koʻikoʻi no nā kaʻina e like me ka mālamaʻana 0.5% ʻO ka laweʻana o Turbine e loli i nā mea kanu kiʻi.
  • Bi-kuhikuhi hōʻailona: Hiki ke hoʻopauʻia i ke ala (ʻAʻole like me nā Valda Gate, ʻo ia kahi hōʻailona ma kahi hoʻokahi). Hoʻemi i ka piping pickcity a me ke kumukūʻai.
  • Hoʻomaʻamaʻa maʻalahi: Nā'āpana kūloko (Disc, noho, Paliole) e hoʻohuliʻia me ka weheʻoleʻana i ka valve mai ka pipeline. ʻOkiʻoki i ka mālama mālamaʻia e 50% vsa. ʻO nā hualoaʻa pōleʻa.
  • Paʻa paʻa paʻa: ʻO nā hoʻolālā i hoʻopaʻaʻia e hoʻokō i ka ISO 5208 Palapala VI Lekage, He kūpono no nā wai momona a iʻole.
  • ʻO nā papa inoa nui: Kūpono me nā wai āpau (nā wai, nā lāʻau, slurries) a me nā kūlana hana (-269° C i 1,090 ° C, 0-4,200 psi).

9. Nā palena o nā huaʻala honua

ʻOiai kā lākou ikaika, Loaʻa i nā valbe valls i loaʻa i nā mea e hoʻopili ai i kā lākou hoʻohanaʻana i kekahi mau noi:

  • ʻO ka hāʻule kiʻekiʻe: ΔP he 5-10 × kiʻekiʻe ma mua o nā hale kūʻai / ball (E.g., 18 psi vs. <1 psi no kahi valve 2-inch ma 100 gpm). Hoʻonui i nā kumukūʻai o ka ikehu i ka 10-15% no nā'ōnaehana kiʻekiʻe.
  • Nui nui a me ke kaumaha: He 2-inch globe balve he mau kaupaona 30-50% ma mua o kahi pōpō pōpō o ka nui like (E.g., 25 lbs vs. 17 lbs). Hoʻonui i nā kumukūʻai kau inoa a me nā pono o nā wahi.
  • Mea wikiwiki: Pono nā Vlabe Vlaves Valves i nā kekona 30-60 e wehe / kokoke, vsa. 1-5 kekona no nā kumu ball. ʻAʻole kūpono no ka paniʻana o nā panina (ESDS).
  • ʻAʻole kūpono no ka holo kiʻekiʻe holoʻokoʻa / kokoke: ʻO CVʻo 5-10 × i lalo ma mua o nā boot ball / data, ka hanaʻana iā lākou no ka nui o nā pipela nui-nui (≥12 iniha).

10. ʻO nā palapala noi o nā hualoaʻa honua

ʻO keʻanoʻo Globe Veeller Globe Blobe Valve
ʻO keʻanoʻo Globe Veeller Globe Blobe Valve

Mana pā'āʻu (māhu & wai). ʻO nā huapalapala uila e mālama ai i ka mea hānai, BYPPOS A ME KA LOA ANA.

'Āpanaʻoihana: steam ma 10-160 bar a a hiki i 520 ° C (Pono e kohoʻia nā lako).

Petrochemimical & Kekau. Ke heleʻana o nā wai o ka corrosive, kaohiʻana o nā kahawai o nā kahawai, a me ke kumu hoʻohālike. Nā mea likeʻole e like me ka wikiwiki a iʻole ka fuclex he mea maʻamau.

Hvac & Ke hana kino wai. Kaulike, ka hoʻokaʻawaleʻana a me ka mālamaʻana i loko o ka wai chilled a me nā'ōnaehana o ka moku.

Pono & Nā Pīpeku hau & E hōʻoluʻolu. Holo Remulation, ʻO nā'ōnaehana paʻa a me nā'ōnaehana palekana (ʻO nāʻano Valve Valve me ESD Logic).

MAKAU NOIA: Ka Makani, pulp & Pepana, Nā'ōnaehanaʻo Marine, CRERETRACESS (me ka hoʻolālā kūikawā).

11. Hoʻohālikelike me nāʻano'ē aʻe

Pili / Pākaukau Globe Valve ʻO ka haleʻo Valve Ball valve Butterfly Vy Kālā Lalli
Hana phite Ke kuahi o / Kaho kahe Kaawalewa / Ma luna Kaawalewa / ʻO kahi paʻa wikiwiki Kaawalewa / Kālā papa Wehewehe pono
Ke Alanui Lahui ʻO ka neʻe disc neʻe; ke kuahi o ʻO Linear Tapts e hāpai i ke ala o ke ala Eʻimi ana i ka pōpī me ke awa Ke hoʻololi nei i ka disc me ka kahe'āpana Maikaʻi maikaʻi
Ua lawa (Cv) Loli (wehe piha piha) High (ka minul ΔP i ka wā e wehe piha ai) Kiʻekiʻe loa (port piha) ʻO ke kiʻekiʻe kiʻekiʻe Hoʻohaʻahaʻa (Mālama maikaʻi)
Kaomiʻana Kiʻekiʻe ke wehe piha Hoʻohaʻahaʻa Haʻahaʻa loa Loli High (haina liʻiliʻi)
Throttling pololei Kūpono Ilihune Ilihune Loli Kūpono
Moe Bi-kuhikuhi, ʻO ka metala a palupalu paha Bi-kuhikuhi, mea maʻamau Bi-kuhikuhi, palupalu a ptfe paha Noho maʻamau Kū hoʻokahi, Noho noho wāwae
HanaIa Hoʻohui, uila uila, Pnematic, hydraulic Hoʻohui, uila uila, Pnematic Hoʻohui, uila uila, Pnematic Hoʻohui, uila uila, Pnematic Hoʻohui, uila uila
Mālama ʻO ke komo kūloko kūloko Loli, Pono pinepineʻo Gland / Bondnet Loli, ʻO ka hoʻololi maʻalahi / ball ball Loli, Ke hoʻololi nei Pono paha e hoʻoponopono pinepineʻia
Nā noi maʻamau Māhu, Kekau, wai, ʻO ka mālamaʻana i ka wai kiʻekiʻe Nā laina wai, kaawalewa, Poolali Aila, pono, ke kūlohelohe Hvac, ka wai wai, nā kahe haʻahaʻa haʻahaʻa Kākau, mika, Kekuhi
Loaʻa E nānāʻia, bi-kuhikuhi, Nā mea waiwai ʻO ka hōʻemi haʻahaʻa haʻahaʻa, kumukūʻai-kūpono no ka hoʻokaʻawaleʻana Hana wikiwiki, low Δp Māmā māmā, kumukūʻai-maikaʻi, kūpono no nā'āpana nui Pumona nui, ʻO ka Lāpule maikaʻi
PAHUI ʻO ka hāʻule kiʻekiʻe, kino koʻikoʻi, sorque-ikaika ʻO kaʻeha maikaʻi, hana lohi ʻO ka mokuahi maikaʻi Palena palena, hiki i ka leakage ʻO ka nui o nā kahe liʻiliʻi, ʻO ka hāʻule kiʻekiʻe

12. Nā mea hou aku a me nā hiʻohiʻona

ʻO nā valpe akamai

  • It hoʻohui: ʻO nā Valves i lako me ke kaomi, keka ao, A Nā Mīīliʻu hoʻoolani (E.g., Rosamon Rosmount 3051) Hoʻouna i nāʻikepili maoli-manawa i nā'ōnaehana SCAD.
    ʻO nā algorithms kai wānana i ka lole noho (3-6 mau mahina i mua) a me ka hihia, e hōʻemi ana i ka downtime iʻole 30%.
  • Nā hana uilaʻole: Nā hana hana uila-pôpeku (10-Nā Ola Hope) E hiki i ka hana mamao mamao ma waho o nā wahi a iʻole nā ​​wahi mamao, Ke hoʻopau nei i nā uku hoʻolimalima ($50,000+ per valve).

Nā mea hana hou

  • Nā Kūlana Kūʻai Cerramix (ʻO CMCs ka maikaʻi loa): Cmc bros griedy 1,200 ° C (vsa. 815° C no Wondely C276), He kūpono no nā mea hou o nā pūʻali nukle e like me nā'ōnaehana mokulele mokulele.
  • ʻO nā noho carphene-hoʻonui: Nā noho ptf me 0.1% ʻO ke kākuhi hoʻohui cuphenent 50%, ka hoʻonuiʻana i ke ola o ke ola mai 10,000 i 15,000 Nā Pāʻani Pūnaewele.

3Nā'āpana D-PRTED

  • Mea hoʻohuiʻaha: 3D-PRGED CAGE-TRANDED Discs (Ke kaʻina slm) me nā awa paʻakikī paʻakikī (E.g., ʻO nā wahi i hāʻule i ka lehulehu) hoʻomaikaʻi i ka'ā'ī 20% vsa. Nā disc.
  • Hoʻopiʻi wikiwiki: 3Nā Kūlana Kūʻai D-PRCHTED no ka hoʻopukapukaʻana i ka hoʻopukapukaʻana i ka hōʻemiʻana i ka manawa alakaʻi mai 4 hebedoma i 2 nā lā no nā hoʻolālā kumu kūʻai maʻamau.

13. ʻO nā kūkulu mua

ʻOihana Kahuna 4.0 Hoʻohui

  • Kālā Mea: ʻO nā'ōlelo hou o nā valbe bort (Ua e3d) Hoʻohālike i ka hana ma lalo o nā kūlana hoʻololi (Ka paipai, keka ao), ka hoʻoponoponoʻana i nā papa hana hana a me ka hōʻemiʻana i nā overhalus e 20%.
  • Mālama pono: ʻO nā hiʻohiʻona hoʻonaʻauao mīkini i kaʻikeʻana i nāʻikepili sensor e wānana i nā hemahema me 90% pololei, E mālama pono i ka mālamaʻana i ke kūlana (vsa. hana-pili).

Māmā a me nā hoʻolālā kiʻekiʻe kiʻekiʻe

  • Nā kino composite: Carbon fuck-reinforced polymer (Cfrp) Hāʻawi nā kino i ke kaumaha ma 40% vsa. mea meta, Kūpono no ka aerospace a me nā'ōnaehana wai kaʻa kaʻa.
  • ʻO nā hua waina haʻahaʻa-Δp: Cfd-optinized flow track flow e hōʻemi i ka hāʻuleʻana o ka hāʻule 20% vsa. Nā hoʻolālā maʻamau Y-Kūʻai, ʻO kaʻokiʻana i nā kumukūʻai ikaika 15%.

ʻO nā hopena kūlohelohe a me nā hopena ikaika

  • ʻO nā pale haʻahaʻa haʻahaʻa: Kiʻi kiʻi kiʻi-ptfe hybrid i hōʻemi i nā hopena fugitive e 95%, ka hoʻopiʻiʻana me nā'ōnaehana Greenhoul Green Gaslutions Green (40 CFR'āpana 63).
  • Nā mea hou: 90% Ua hōʻemi nā kumuwaiwai kila i nā kino o nā ceel 40% vsa. ʻO nā kila wahine, ka hoʻopiʻiʻana me nā pahuhopu net-zero.

14. Hopena

ʻO nā valbe valls nā mea i hoʻopaʻaʻia ma kahi e kū pono ai ka pauʻana o ke kaheʻana a me ke kūpaʻa kūpono.

Hāʻawi kā lākou hoʻolālā i ka mana o ka mana o ka mana o ka mana a me ke kumukūʻai o ke kiʻekiʻe kiʻekiʻe a me nā mea hana nui.

E koho pono i nā koho, ʻO ka hoʻonohonoho hoʻonohonohoʻana a me ka hanaʻana i ka hana a me ke ola o ke ola lōʻihi a me ke ola o ke ola o ke ola.

ʻO nā holomua hou i ka hana akamai, Hoʻolālā ka hoʻolālāʻana a me nāʻepekema hoʻolālā e hoʻonui i ka pono o ka pono o ka honua a me nā kaʻina hana.

FaqS

Pehea wau e nui ai ka nui o ka blobe blobe no kahi laina hana?

Hoʻoholo i ke kahe nui, ʻO nā waiwai wai a me kaʻaeʻaeʻia.

E hoʻohana i nā hoʻohālikelike cv (Cv = q √(Sg / Δp) No nā mea kaulike wai) a me ka nīnauʻana i nā papa hana Trim Trim mai nā mea hana.

ʻO nā huapalapala kelepona i kūpono no ka lawelawe / lawelawe?

ʻAe - Hāʻawi lākou i kahi pani maikaʻi. No ka wikiwiki ma / OFF ma nā'āpana nui, ʻO ka pōpō a iʻole nā ​​mea kanu butterfly paha eʻoi aku paha.

He aha ka pono o ka papa hana maʻamau no kahi valbe globe?

Ua hilinaʻiʻo Torying ma ka nui o ka Valve, kaomiʻana, ʻO keʻano noho a me ka hana kūpono.

ʻo kahi laʻana, E koi paha kahi liʻiliʻi liʻiliʻi 1 "-2" <50 N · m, ʻOiai he 6 "-12" i lalo o ke kumu kiʻekiʻe e pono ai ke koi i kekahi mau haneli i mau tausani N · m. E hoʻohana mau i nā pihi Torque.

Pehea e hana ai i nā vale globe i ka mālamaʻana i ka cavitation?

Hiki i nā Trims ke Erode ma lalo o ka cavitation. E hoʻohana i nā hana a iʻole nā ​​mea hoʻokūkū anti-cavitation, ʻO nā pēpē i hoʻopaʻaʻia, a hōʻemi paha i ka ΔP ma waena o ka Valve e hoʻokele i ka cavigate.

Hiki ke hoʻololiʻia kahi valbe globe i kahi valve kaohi?

ʻAe - ua hoʻolālāʻia nā hua waina honua e like me ka mana o nā kino valve a me nā mea hana, nā kūlana a me nā mea hoʻokele.

Pono e noʻonoʻo pono i ka'ōlelo Valve Valve, Cv, ʻO ka walaʻau a me ka pale cavike.

Waiho i kahi manaʻo

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