Ayɛ ŋmeii srɔtoi babaoo, ni gbɛi babaoo hu yɛ ni atsɔɔ nɔ ajaa mli.
1. Mligbalamɔ yɛ gbɛjianɔtoo naa
(1)ŋmei valve ni yɔɔ teŋgbɛ; (2) ŋmei valve kome ni yɔɔ ŋwɛi; (3) shii enyɔ-eccentric ŋmei valve; (4) ŋmeii etɛ ni yɔɔ ŋwɛigbɛ
2. Mligbalamɔ yɛ nɔ ni akɛfiɔ ŋwɛi ŋta lɛ naa
(1) Valve ni nyɛɔ etsuɔ nii
(2) Dade-nɔ̃ ni akɛfee ŋmei valve ni wa. Nɔ ni feɔ sealing pair lɛ ji dade nibii ni wa kɛyashi dade nibii ni wa nɔ.
3. Mligbalamɔ kɛtsɔ wolo ni akɛkadi nɔ lɛ nɔ
(1) Akɛ hewalɛ tsiɔ ŋmei valve naa.
(2) Nɔnyɛɛ ni tsiɔ ŋmei valve naa. Elastic sealing nibii ni yɔɔ sɛi loo plɛte lɛ nɔ lɛ ji nɔ ni haa sɛɛtsimɔ lɛ mli hewalɛ baa.
(3) Valve ni haa mɔ tsui nyɔɔ emli ni haa mɔ tsui nyɔɔ emli. Seal pɔtɛɛ nɔnyɛɛ lɛ ji nɔ ni jɛɔ teŋgbɛ nɔnyɛɛ lɛ mli baa lɛ diɛŋtsɛ.
4. Nitsumɔ mli nɔnyɛɛ naa srɔtofeemɔ
(1) Vacuum ŋmei valve lɛ. Butterfly valve ni nitsumɔ mli hewalɛ baa shi fe kɔɔyɔɔ ni yɔɔ ŋmɛnɛ lɛ.
(2) Valve ni bɛ hewalɛ ni baa shi. Kpɔŋɔ valve ni yɔɔ PN≤1.6MPa.
(3) Valve ni yɔɔ ŋwɛigbɛ ni yɔɔ ŋwɛigbɛ. PN ni ji ŋwɛi ŋta ni ji 2.5∽6.4MPa lɛ.
(4) Valve ni yɔɔ ŋwɛi ni tsii waa. PN ni ji ŋwɛi ŋta ni ji 10.0∽80.OMPa lɛ.
(5) Valve ni yɔɔ ŋwɛi ni tsii waa. Kpɔŋɔ valve ni yɔɔ PN <100MPa.
5. Mligbalamɔ kɛtsɔ tsakpaa gbɛ nɔ
(1)Wafer ŋmei valve
(2) Flange ŋmei valv
(3) Lug ŋmei valve
(4) Akɛ tsɔne ni akɛwoɔ tsɔne mli lɛ tsuɔ nii
Concentric Butterfly valve ji valve henɔ ko ni gbeleɔ ni eŋaa kɛ ŋmei plɛte ni yɔɔ kokroo ni egbeleɔ, eŋaa ni etsakeɔ nu gbɛ lɛ kɛ valve stem lɛ sɛɛtsimɔ. Akɛ ŋmɔtɔ plɛte ni yɔɔ ŋmɔtɔ valve lɛ mli lɛ woɔ paipii lɛ diamita gbɛ nɔ. Yɛ ŋmei valve gbɔmɔtso lɛ mli tsɔne ni tamɔ tsilindri lɛ mli lɛ, ŋmei plɛte ni ji disc lɛ tsɔɔ ŋmei lɛ he, ni ŋmei Angle lɛ yɛ 0 kɛ 90 teŋ.
Nibii titrii ni kɔɔ tsumaa kɛ tsɔne ni akɛwoɔ mli lɛ he
1) Esa akɛ he ni akɛwoɔ mli lɛ, elɛɛmɔ, gbɛtsɔɔmɔ ni akɛbaajɛ maŋsɛɛ kɛ maŋsɛɛ aba lɛ ashɛ taomɔ nii ni akɛfee lɛ he, ni esa akɛ tsakpaa lɛ afee nɔ ni ma shi shiŋŋ ni mli wa.
2) Esaaa akɛ valve srɔtoi fɛɛ ni akɛ niji tsuɔ nii ni akɛwoɔ thermal insulation paipi lɛ nɔ lɛ nine lɛ yaa shi.
3) Esa akɛ akwɛ valve lɛ mli yɛ kponɔgbɛ dani akɛwo mli, ni valve lɛ gbɛi wolo lɛ esa akɛ ekɛ maŋ lɛ mli mla ni yɔɔ amrɔ nɛɛ mli “General Valve Mark” GB 12220 lɛ akpã gbee. ni he esa. Yɛ hewalɛ kaa lɛ mli lɛ, kaa lɛ mli hewalɛ ji nɔnyɛɛ ni ji nominal lɛ toi 1.5, ni be ni akɛtsuɔ nii lɛ faaa fe 5min. Esa akɛ valve lɛ shishi kɛ nɔ ni akɛwoɔ mli lɛ afee nɔ ni sa ni nu akajɛ mli. Kɛha tightness kaa lɛ, kaa lɛ mli hewalɛ ji nominal pressure lɛ toi 1.1; kaa lɛ mli hewalɛ lɛ baashɛ GB 50243 mla lɛ he kɛha kaa lɛ be lɛ, ni valve lɛ naatsii lɛ hiɛ lɛ sa.
Nibii ni ahala ni kɔɔ otii titrii lɛ ahe lɛ
1. Nibii titri ni kudɔɔ tsɔne ni akɛwoɔ tsɔne mli lɛ ji nɔ ni kɔɔ he kɛ elɛɛmɔ.
2. Butterfly valve lɛ ji plɛte kome kɔɔyɔɔ valve, egbɛjianɔtoo ni yɔɔ mlɛo, nitsumɔ ni yɔɔ mlɛo, jara ni baa shi, nitsumɔ ni yɔɔ mlɛo, shi tsakemɔ lɛ jalɛsaneyeli lɛ ehiii, pɛ ji nɔ ni sa kɛha kɔɔyɔɔ kɛ kɔɔyɔɔ mli latsaa gbɛjianɔtoo kɛha switch loo coarse tsakemɔ yɛ be lɛ mli.
3. Ebaanyɛ efee nine, tsɔne loo zipper henɔ nitsumɔ, abaanyɛ atswa yɛ Angle fɛɛ Angle ni ji 90 range.
4. Yɛ axial kome ni ji valve plate lɛ hewɔ lɛ, bearing hewalɛ lɛ faaa, yɛ shihilɛ ni mli wa waa lɛ mli, shwiemɔ babaoo ni yaa hiɛ beni valve lɛ nitsumɔ wala lɛ ji kuku lɛ. Valve lɛ yɛ nɔ ni agbe naa kɛ nɔ ni afɔɔ feemɔ, nɔ ni tsiɔ mɔ naa kɛ nɔ ni tsiimɔ bɛ mli.
5. Elektrik butterfly valve lɛ pɛ yɛ dual type control, elektrik actuator lɛ ji nɔ kome kɛ multi-leaf valve lɛ.
Be ni akɛmajeɔ: Otukwajaŋ-26-2023
