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Kɔmprɛhɛnsif Analysis fɔ Sɛlɛkshɔn Prinsipul ɛn Aplikeshɔn Ɔpreshɔn Kɔndishɔn fɔ Bɔtaflay Valv dɛn

I. Prinsipul dɛn fɔ PikBɔtaflay Valv dɛn

1. Strukchɔ tayp sɛlɛkshɔn

Sɛntral bɔtaflay valv (senta layn tayp) .:di valv stem εn di bכtaflay disk na sεntri simetrikal, wit simpul strכkchכ εn lכw kכst. Di siling de dipen pan rɔba sɔft sil. I fayn fɔ di tɛm dɛn we di tɛmpracha ɛn prɛshɔn nɔmal ɛn we nɔ gɛt strikt tin dɛn fɔ du.

Single eksentrik bɔtaflay valv:Di valv stem de ɔfset frɔm di sɛntrɔm pan di bɔtaflay disk, we de ridyus frikshɔn bitwin di silin sɔfays dɛn we i de wok ɛn i de ɛkstɛnd di savis layf. I fayn fɔ midul ɛn lɔw-prɛshɔn aplikeshɔn dɛn we nid fɔ opin ɛn lɔk ɔltɛm.

Dabl eksentrik bataflai valv (high-performance bataflai valv):Di valv stem de ɔfset frɔm ɔl tu di bɔtaflay disk ɛn di silin sɔfa sɛnta, we de mek i ebul fɔ wok wit frikshɔn. I kin gɛt mɛtal ɔ kɔmpɔzit silin. I fayn fɔ ay-tɛmpracha, ay-prɛshɔn, kɔrosiv, ɔ patikyula midia.

Tri-ɛksentrik bɔtaflay valv:Kɔmbayn dual ɛksentrisiti wit wan bevɛl kɔnik silin pe, i de ajɔst ziro frikshɔn ɛn ziro lik, wit ay-tɛmpracha ɛn ay-prɛshɔn rɛsistɛns. I fayn fɔ harsh wok kɔndishɔn (ɛgz., stim, ɔyl/gas, ay-tɛmpracha midia).

2. Drayv mod sɛlɛkshɔn

Buk:fכ sכm sכm dayamita dεm (DN≤200), lכw-prεshכn, כ infrεkuεnt כpεreshכn situeshכn dεm.

Wom gia drayv: .I fayn fɔ midul to big dayamita aplikeshɔn dɛn we nid fɔ ɔpreshɔn ɔ flɔ rigyuleshɔn we nɔ gɛt ɛni ɛfɔt.

Nyumɛtik/Ilɛktrik:Rimot kɔntrol, ɔtomɛshɔn sistem, ɔ tin dɛn we yu nid fɔ stɔp kwik kwik wan (ɛgz., faya alam sistem, shutdɔwn we yu gɛt imejensi).

3. Di tin dɛn we dɛn kin yuz fɔ sidɔm ɛn di tin dɛn we dɛn kin yuz fɔ sidɔm

Sɔft sil (rɔba, PTFE, ɛn ɔda tin dɛn): gud siling, bɔt limited tɛmpracha ɛn prɛshɔn rɛsistɛns (ɔltɛm ≤120°C, PN≤1.6MPa). I fayn fɔ wata, ɛya ɛn wik kɔrɛshɔn midia.

Mɛtal sil (stenlɛs stiɛl, siment kabayd): Ay tɛmpracha rɛsistɛns (we go rich 600°C), ay prɛshɔn, ɛn west ɛn kɔrɛshɔn rɛsistɛns, bɔt di silin pefɔmɛns smɔl smɔl pas sɔft sil. I fayn fɔ ay-tɛmpracha midia insay mɛtal, pawa plant, ɛn petrokemikɛl.

Bɔdi matirial: Kast ayɛn, kabɔn stiɛl, stenlɛs stiɛl, alɔy stiɛl, ɔ plastic/rɔba layn dipen pan di kɔrosiv we di mɛdiɔm gɛt.

4. Prɛshɔn ɛn tɛmpracha rɛnj:

Sɔft-sial bɔtaflay valv dɛn kin jɔs yuz fɔ PN10~PN16, wit tɛmpracha ≤120°C. Tri-eksentrik mεtal-sial bכtaflai valv dεm kin rich oba PN100, wit tεmprachכ ≥600°C.

5. Trafik Karakta dɛn

We dɛn nid fɔ rigul di flɔ, pik wan bɔtaflay valv wit linya ɔ ikwal pasɛnt flɔ kwaliti dɛn (ɛgz., V-shep disk).

6. Instɔlɛshɔn spɛs ɛn flɔ dairekshɔn:Di bɔtaflay valv gɛt kɔmpakt strɔkchɔ, we mek i fayn fɔ paip layn dɛn we nɔ gɛt bɛtɛ ples. Jɛnɛral wan, no flɔ dairekshɔn ristrikshɔn nɔ de, bɔt fɔ tri-ɛksentrik bɔtaflay valv dɛn, dɛn fɔ spɛsifa di flɔ dairekshɔn.

II. Ɔkashɔn dɛn we dɛn kin yuz

1. Wata Kɔnsɔveshɔn ɛn Wata Sapɔt & Drenaj Sistɛm: Uban wata saplai, faya protɛkshɔn paip, ɛn siwej tritmɛnt: dɛn kin yuz sɔft-sial sɛntalayn bɔtaflay valv dɛn, we nɔ de tek bɔku mɔni ɛn we gɛt silin we pɔsin kin abop pan. Fɔ pɔmp ɔlt ɛn flɔ rigyuleshɔn: pik wom gia ɔ ilɛktrik kɔntrol bɔtaflay valv dɛn.

2. Petrokemik ɛn nɛtrɔl gas paip layn dɛn: Dɛn pik tri-ɛksentrik mɛtal-sial bɔtaflay valv dɛn fɔ mek dɛn nɔ gɛt ay prɛshɔn ɛn fɔ mek dɛn nɔ lik. Kɔroziv midia (ɛgz., asid/alkali): Dɛn kin yuz bɔtaflay valv dɛn we gɛt fluorine ɔ alɔy valv dɛn we nɔ de mek kɔrɛshɔn.

3. Fɔ pawa industri, wata sistɛm dɛn we de rɔn, ɛn flu gas disulfurization: midul ɔ dabl ɛksentrik rɔba-layn bɔtaflay valv dɛn. Fɔ stim paip layn dɛn (ɛgz., ɔgzilari ikwipmɛnt sistem dɛn na pawa plant dɛn): tri ɛksentrik mɛtal-sial bɔtaflay valv dɛn.

4. HVAC (Heating, Ventilation, and Air Conditioning) kol ɛn ɔt wata sirkuleshɔn sistem: bɔtaflay valv dɛn we dɛn dɔn sial sɔft fɔ kɔntrol di flɔ ɔ fɔ kɔt.

5. Fɔ marin injinɛri ɛn si wata paip layn dɛn: dupleks stenlɛs stiɛl bɔtaflay valv dɛn we nɔ de mek kɔrɛshɔn ɔ bɔtaflay valv dɛn we gɛt rɔba layn.

6. Fɔd ɛn mɛdikal-grɛd bɔtaflay valv (pɔlish stenlɛs stiɛl, kwik-kɔnekt fitin) mit stɛriyl rikwaymɛnt.

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Vaykum sistem: Speshal vaykumbɔtaflay valvmek shɔ se di silin pefɔmɛns.

III. Dɔn

TWSnɔto jɔs patna we dɛn kin trɔst fɔ gɛt ay kwalitibɔtaflay valv dɛnbɔt i de bost bak bɔku tɛknikal ɛkspɛriɛns ɛn pruf sɔlvishɔn dɛn insayget valv dɛn we de na di get, chɛk valv dɛn, ɛnvalv dɛn we de rilis di briz. Ilɛk wetin yu nid fɔ kɔntrol di wata, wi de gi yu pɔshɔnal, wan-stɔp valv sɔpɔt. Fɔ pɔtnɛshɛl kɔlabɔreshɔn ɔ tɛknikal kwɛstyɔn, duya fil fri fɔ kɔntakt wi ɛnitɛm.


Di tɛm fɔ post: Disɛmba-17-2025