MeneneBawul ɗin Sarrafa Ƙwaƙwalwa?

Pneumatic Control Valve shine don matsawa iska azaman tushen wutar lantarki, zuwa silinda azaman mai kunnawa, kuma tare da taimakon matsayi, mai canzawa, bawul ɗin solenoid da sauran na'urorin haɗi don fitar da bawul ɗin, don cimma kan-kashe ko ƙa'ida ta daidaita, karɓar iko. sigina na tsarin sarrafa sarrafa kayan aiki na masana'antu don daidaita kwarara, matsa lamba, zazzabi da sauran sigogin tsari.Valve Control Pneumatic Pneumatic yana da sauƙin sarrafawa, saurin amsawa, kuma amintacce, babu ƙarin matakan tabbatar da fashewa.Koyaya, aiki na bawul lokaci-lokaci yana kasawa, bayan da zamu yi bayani dalla-dalla, bawul ɗin mai sarrafa zai iya bayyana nau'ikan gazawar 5 da kuma maganinta.

Nau'in wurin zama guda ɗaya, wurin zama biyu, nau'in hannun riga Girman Range (Inci) DN20 zuwa DN200 (3/4 ″ zuwa 8″) Matsa lamba 16/40/64 mashaya (232/580/928 psi) Nau'in ZazzabiStandard: -20 ℃ zuwa 200 ℃ (-4°F zuwa 392°F) Nau'in ƙarancin zafin jiki:-60℃ zuwa 196℃ (-76°F zuwa 384.8°F) Nau'in sanyaya:-40℃ zuwa 450℃ (-40°F zuwa 842°F) Zaɓuɓɓukan haɗin gwiwa Flanged ko Welded Valve Material WCB, CF8, CF8M, Cast iron Seal Material PTFE Pneumatic Na'urorin haɗi Positioner, FRL, pneumatic solenoid bawul da iyaka canza Flow halaye Daidai kashi, mikakke, sauri-bude Actuator Type Multi-spring actuator Actuator Actuator Actuator type Kai tsaye mataki, baya mataki kewayon bazara 20 zuwa 100KPa, 40 zuwa 200KPa, 80 zuwa 240KPa Supply matsa lamba 0.4 ~ 0.5MPa Daidaitacce kewayon 50: 1 Farashin Danna nan don samun mafi kyawun farashi!

Laifi guda 5 na gama gari na Valve Control Pneumatic:

1. Control Valve ba ya aiki

Da farko tabbatar ko matsin tushen iskar gas na al'ada ne, nemo gazawar tushen iskar gas.Idan matsin iska ya kasance al'ada, ƙayyade ko amplifier na matsayi ko na'ura mai jujjuyawar iska yana da fitarwa.

2. Kashe Bawul

A irin waɗannan lokuta, zaku iya buɗewa da sauri, rufe layin sakandare ko bawul ɗin sarrafawa, ta yadda kayan sata daga layin sakandare ko bawul ɗin sarrafawa ya kasance matsakaiciyar gudu.Bugu da kari, za ka iya kuma matsa da kara tare da bututu tongs, ban da siginar matsa lamba, tabbatacce kuma korau karfi juyi kara, sabõda haka, bawul core flash katin wuri.

Idan ba zai iya magance matsalar ba, zai iya ƙara ƙarfin tushen iskar gas, ƙara ƙarfin motsa jiki don motsawa sama da ƙasa akai-akai sau da yawa, zai iya magance matsalar.Idan har yanzu ba za a iya motsawa ba, to, kuna buƙatar yin don sarrafa sarrafa bawul ɗin bawul, ba shakka, wannan aikin yana buƙatar ƙwarewar ƙwararrun ƙwararrun ƙwararrun, dole ne a yi tare da taimakon ƙwararrun ƙwararru da ma'aikatan fasaha, in ba haka ba mafi munin sakamako.

3. Ruwan ruwa

Yawan zubewar bawul ɗin kula da pneumatic yawanci ana haifar da shi ne ta hanyar ɗigon ciki na bawul ɗin sarrafawa, ɗigon tattarawa da ɗigon bawul core da wurin zama.

3.1 Fitowar Ciki

Rashin jin daɗi mai tsayi mai tsayi, bututun gas mai tsayi da yawa, mai tushe sama (ko ƙasa) nisa bai isa ba, yana haifar da tazara tsakanin SPOOL da kujerar bawul, ba zai iya cika lamba ba,

3.2 Marubucin yabo

Domin yin shaƙewa mai sauƙi don ɗaukar kaya, chamfer a saman akwatin shaƙewa, sanya zoben kariya na ƙarfe tare da ƙaramin rata mai jure juriya a ƙasan akwatin shaƙewa, lura cewa yanayin lamba tsakanin zoben kariya da shaƙewa ba zai iya zama ba. m jirgin sama.

Domin hana cushewa daga turawa ta matsakaicin matsa lamba.Ya kamata a gama saman akwatin shaƙewa da sashin tuntuɓar kayan shaye-shaye don inganta yanayin ƙarewa da rage lalacewa.Ana zabar graphite mai sassauƙa a matsayin mai filler saboda kyawun iska mai ƙarfi, ƙaramin ƙarfi, ƙaramin canji a cikin dogon lokaci, ƙaramar lalacewa, mai sauƙin kulawa, da juriya da juriya na zafi suna da kyau saboda ƙarfin juzu'i ba ya da kyau. canzawa bayan an sake danne gunkin gland ba tare da lalatawar kafofin watsa labarai na ciki ba, kuma tuntuɓar jikin ƙarfe da kuma akwatin shaƙewa ba sa rami ko lalata.

Ta wannan hanyar, yadda ya kamata ka kare hatimin hatimin hatimin bawul mai tushe, tabbatar da amincin hatimin hatimin, rayuwar sabis kuma ta inganta sosai.

3.3 Bawul Core, Bawul Wurin zama Nakasar Leakage

Zaɓin kayan da ke jure lalata, kasancewar rami, trachoma da sauran lahani na samfurin da za a kawar da su gaba ɗaya.Idan nakasar bawul core da wurin zama bai yi tsanani ba, za a iya amfani da takarda mai kyau don niƙa, kawar da burbushi, inganta ƙaddamarwa, don inganta aikin rufewa.Idan lalacewar ta yi tsanani, ya kamata ku maye gurbin sabon bawul.

4. Oscillates

Ƙunƙarar bazara na bawul ɗin sarrafawa bai isa ba, siginar fitarwa na bawul ɗin sarrafawa ba shi da kwanciyar hankali kuma yana canzawa da sauri, wanda ke haifar da motsi na Valve cikin sauƙi.

Kamar yadda abubuwan da ke haifar da oscillation sun bambanta, wajibi ne a yi nazari na musamman game da matsalolin musamman.Alal misali, an zaɓi bawul ɗin daidaitawa tare da babban rigidity spring, kuma ana amfani da tsarin aiwatar da piston maimakon.

Bututu da tushe suna da ƙarfi da ƙarfi, kuma ana iya kawar da tsangwama ta hanyar haɓaka tallafi.Canza tsarin daban-daban na bawul ɗin sarrafawa.Yin aiki a cikin ƙaramin buɗewa ya haifar da oscillation, ana haifar da shi ta hanyar zaɓi mara kyau, musamman, saboda ƙarfin kwararar bawul ɗin ƙimar C yana da girma sosai, dole ne a sake zaɓin, zaɓi ƙarfin kwararar ƙimar C ƙarami ne ko kuma amfani da ƙasa. sarrafa kewayon ko yin amfani da bawul ɗin iyaye don shawo kan bawul ɗin sarrafawa da ke aiki a cikin ƙaramin buɗewa ta hanyar oscillation.

5. Surutu

5.1 Hanyar Kawar da Hayaniyar Resonance

Sai kawai lokacin da ƙarfin bawul ɗin sarrafawa, akwai babban matsayi na makamashi kuma yana samar da fiye da decibels 100 na amo mai ƙarfi.Wasu suna nuna rawar jiki mai ƙarfi, hayaniya ba ta da girma, wasu jijjiga ba ta da ƙarfi, amma hayaniya tana da girma;wasu jijjiga da hayaniya sun fi girma.Wannan amo yana samar da sautin monotonic a mitar tsakanin 3000 zuwa 7000 Hz.Babu shakka, ta hanyar kawar da resonance, hayaniyar za ta bace.

5.2 Rage Hayaniyar Cavitation

Cavitation shine babban tushen amo na hydrodynamic.Lokacin da cavitation ya faru, kumfa zai fashe kuma ya haifar da tasiri mai sauri, wanda zai haifar da tashin hankali na gida mai karfi da amo cavitation.Hayaniyar tana da faffadan mitar mita kuma tana fitar da sautin latti mai kama da wanda ruwa mai dauke da tsakuwa ke samarwa.Kashewa da rage cavitation hanya ce mai tasiri don kawar da rage amo.

5.3 Yi amfani da Hanyar bango mai kauri

Yin amfani da bututu mai kauri yana ɗaya daga cikin hanyoyin da za a magance da'irar sauti.Yin amfani da bangon bakin ciki na iya ƙara ƙara da 5 DB, ta yin amfani da bututun bango mai kauri na iya rage ƙarar ta 0 ~ 20 DB.Girman bangon diamita guda ɗaya, girman diamita na kauri ɗaya, mafi kyawun tasirin rage amo.Don bututun DN200 tare da kauri na bango na 6.25,6.75,8,10,12.5,15,18,20 da 21.5 mm, ana iya rage ƙarar ta-3.5,-2 (watau ƙara) , 0,3,6,8, 11,13 da 14.5 DB bi da bi.Tabbas, girman bangon, mafi girman farashi.

5.4 Yi Amfani da Hanyar Abun Ciki Sauti

Wannan kuma yafi kowa, hanya mafi inganci na sarrafa hanyar sauti.Ana iya amfani da abu mai ɗaukar sauti don haɗa tushen amo da bututu a bayan bawul.Yana da mahimmanci a nuna cewa tasirin rage hayaniya yana dainawa a duk inda aka haɗa kayan da ke ɗauke da sauti da amfani da bututu masu kauri, tunda hayaniya na iya tafiya mai nisa ta hanyar ruwa.Ana amfani da wannan hanyar a inda matakin amo ba shi da tsayi sosai kuma tsayin bututun ba ya da tsayi sosai, saboda hanya ce mai tsada.

5.5 Tsarin Silencer

Ya dace da shiru na aerodynamic amo.Yana iya kawar da hayaniyar cikin ruwa yadda ya kamata kuma ya danne matakin ƙarar da ake watsawa zuwa ƙaƙƙarfan iyakar iyaka.Wannan hanyar ita ce mafi inganci da tattalin arziƙi inda yawan yawan magudanar ruwa ya yi yawa ko kuma yawan raguwar matsa lamba kafin da kuma bayan bawul ɗin yana da girma.Amfani da nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in sha na iya rage yawan hayaniya.Abubuwan la'akari da tattalin arziki, duk da haka, ana iyakance su gabaɗaya zuwa raguwar kusan 25 DB.

5.6 Hanyar rufewa

Yi amfani da shinge, gidaje da gine-gine don ware tushen hayaniyar daga muhallin waje zuwa cikin iyakoki karbuwa.

5.7 Series Throttling

Lokacin da matsa lamba na bawul ɗin sarrafawa yana da girma (△ P / p 1≥0.8) , ana amfani da hanyar daɗaɗɗen jerin abubuwa don tarwatsa jimlar matsa lamba akan bawul ɗin sarrafawa da ƙayyadaddun ƙayyadaddun abubuwan da ke bayan bawul.DIFFUSERS, masu ƙuntatawa mara ƙarfi, alal misali, sune mafi inganci hanyoyin rage hayaniya.Don samun mafi kyawun aikin watsawa, dole ne a tsara mai watsawa (siffa mai ƙarfi da girman) gwargwadon shigar da kowane yanki, ta yadda matakin ƙarar da bawul ɗin ya haifar ya zama daidai da wanda mai watsawa ya haifar.

5.8 Yi amfani da Ƙarƙashin Ƙarƙashin Ƙarfafa Ƙwararru

Ƙananan bawul ɗin amo bisa ga ruwan da ke cikin spool, wurin zama na hanyar ƙwanƙwasawa (tashoshi da yawa, tashoshi da yawa) sannu a hankali ya ragu don guje wa kowane wuri a cikin hanyar kwarara don samar da supersonic.Akwai nau'i-nau'i iri-iri, nau'i-nau'i iri-iri na ƙananan ƙananan motsi (akwai tsarin tsarin tsarin musamman) don amfani lokacin zabar.Lokacin da hayaniyar ba ta da girma sosai, zaɓi ƙananan bawul ɗin hannun hannu, na iya rage amo 10 ~ 20 DB, wannan shine mafi ƙarancin ƙarancin amo.