Cast Iron Ductile Iron Air Pressure Relief Valve Flange End Water Air & Vacuum Release Valves

makuyad a pamaglarawan:

Dagul:DN 50~DN 300

Presyun:PN10/PN16


Detalye ning produktu

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Pamaglarawan:

Ing composite high-speed air release valve metung ya kareng adwang bage ning high-pressure diaphragm air valve ampo ing low pressure inlet ampo exhaust valve, atin yang exhaust ampo intake functions.
Ing high-pressure diaphragm air release valve automatic yang magdischarge keng ditak a angin a mitipun keng pipeline nung ing pipeline atyu lalam ning pressure.
Ing low-pressure intake ampo exhaust valve e mu agyung i-discharge ing angin keng pipe nung ing alang laman a pipe mitmu yang danum, nune pati na nung ing pipe mewala ya o atin yang negative pressure, antimo ing lalam ning water column separation condition, automatic yang magbukas at lungub keng pipe para mawala ing negative pressure.

Kailangan keng pamagganap:

Ing low pressure air release valve (float + float type) ing maragul a exhaust port sisiguraduan na ing angin lulub ya at lulual ya keng matas a flow rate keng matas a bilis ning discharged airflow, agyang ing high-speed airflow a mipagkalub keng water mist, e ne isara ing exhaust port bayu pa. Ing air port makasara ya mu kaybat nang me-discharge ning angin.
Nanu mang oras, basta ing internal pressure ning sistema mas mababa ya kesa keng atmospheric pressure, alimbawa, nung ing water column separation malyari ya, ing air valve agad yang mibuklat para ing angin keng sistema para aiwasan ing pamaglalang ning vacuum keng sistema. At ing parehu, ing oras a pamaglub ning angin neng ing sistema mag-empty ya malyari yang magpabilis keng pamag-empty. Ing babo ning exhaust valve atin yang anti-irritating plate para maging makinis ing exhaust process, na makaiwas keng pamagbayu ning pressure o aliwang makasira a bage.
Ing high-pressure trace exhaust valve malyari yang mag discharge keng angin a mitipun kareng matas a punto ning sistema keng oras nung ing sistema atyu ya lalam ning pressure para aiwasan ing makatuking bage na malyaring maging sangkan ning pangasira ning sistema: air lock o air blockage.
Ing pamagdakal ning head loss ning sistema babawasan na ing flow rate at agyang keng matinding kasu malyari yang magdalang ganap a panga-abala ning pamagdalang likidu. Pasiknangan ing cavitation damage, pabilisan ing corrosion da reng metal a bage, dagdagan ing pressure fluctuations keng sistema, dagdagan ing metering equipment errors, ampo gas explosions. Mas masanting ing suplay ning danum keng operasyun ning pipeline.

Prinsipyung magobra:

Ing prosesu ning pamagobra ning metung a air valve nung ing alang laman a pipe mitmu yang danum:
1. Ilako me ing angin keng pipe para maging masalese ing pamagpuno ning danum.
2. Kaybat nang me-empty ing angin keng pipeline, ing danum lulub ya keng low-pressure intake ampo exhaust valve, ampo ing float itas ne ning buoyancy para isara ing intake ampo exhaust ports.
3. Ing angin a lulual keng danum keng prosesu ning pamagdalang danum makolekta ya keng matas a punto ning sistema, ngana wari, keng balbula ning angin para palitan ing orihinal a danum keng katawan ning balbula.
4. Kareng pamitipun ning angin, ing lebel ning likidu keng high-pressure micro automatic exhaust valve babagsak ya, ampo ing float ball babagsak ya naman, guguyud ne ing diaphragm para isara, bubuklat ne ing exhaust port, ampo papalwal ne ing angin.
5. Kaybat nang mipalual ing angin, ing danum lungub ya pasibayu keng high-pressure micro-automatic exhaust valve, lulutang ne ing floating ball, at seal ne ing exhaust port.
Potang gagana ya ing sistema, deng 3, 4, 5 steps babo patuloy lang mag cycle
Ing prosesu ning pamagobra ning metung a air valve nung ing pressure keng sistema mababa ya pressure ampo ing atmospheric pressure (maggenerate yang negatibong pressure):
1. Ing floating ball ning low pressure intake ampo exhaust valve agad yang mibagsak para buklat ing intake ampo exhaust ports.
2. Ing angin lulub ya keng sistema manibat kening punto para mawala ing negatibong pressure ampo protektan ing sistema.

Sukat:

20210927165315

Uri ning Produktu TWS-GPQW4X-16Q
DN(mm) DN50 DN80 DN100 DN150 DN200
Dimension(mm) D 220 248 290 350 400
L 287 339 405 500 580
H 330 385 435 518 585
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