Deaerator - abin da yake da shi? Nau'in na na'ura, da aiki da manufa

Boilers yawanci Ya sanya daga karfe. Wucewa ruwa therethrough a cikin tsarin yana da oxygen da kuma carbon dioxide. Duka wadannan abubuwa da a kan karfe Tsarin daga cikin tukunyar jirgi musamman mummunan tasiri. Constant lamba tare da wadannan gas sun zama babu makawa kai ta zuwa ga rusting. deaerator - domin magance halin da ake ciki da kuma tsawanta da rayuwa na kayan aiki, musamman shigarwa suke kunshe a cikin thermal tukunyar jirgi makirci. Mene ne wannan? A wannan kuma zai yi magana daga baya a cikin wannan labarin.

definition

Deaerator kira na musamman kayan aiki tsara don cire oxygen daga coolant tsarin dumama ta gasa har karshe Ferry. Saboda haka, ban da tsaftacewa aiki, irin wannan na'urorin aiki kamar yadda zafi. A wannan saitin za a iya amfani deaeration da kuma dumama magani a matsayin gina jiki da kuma sa-up ruwa.

zane Features

A zumunta sauki zane - wancan ne abin da ya bambanta da de-aerator. Mẽne ne mu samu ba. Yanzu bari mu ga yadda wannan kayan aiki da aka shirya. Yana wakiltar tukunyar jirgi deaerator tank (BDA) tare da saka kanta a tsaye shafi (KDA) saka a kan goyon bayan. An ƙarin kashi na irin wannan kayan aiki ne a na'ura mai aiki da karfin ruwa tsarin da kare shi daga overpressure. A shafi ne welded ga tank ba tare da flange - kai tsaye.

A cikin kwance deaerator tank saka mashiga ruwa da kanti to connect da matsakaici abinci da kuma sallama Lines. Kasa-saka sinks. Wani kashi na zane da aka yi nufi ga tarin degassed ruwa tattara tanki. An located a karkashin kasa na BDA.

Na'ura mai aiki da karfin ruwa tsarin kayan aiki kamar wani deaerator, wani zane na abin da aka nuna a kasa, yawanci kunshi biyu na'ura mai aiki da karfin ruwa kwa'di. Daya kare na'urar daga duk wani wuce kima matsa lamba, da kuma na biyu - daga hatsari. Har ila yau a cikin shiri na na'ura mai aiki da karfin ruwa tsarin hada da wani deaerator fadada tanki. Ƙafe ciyar daga deaerator to musamman coolant da ciwon a kwance Silinda.

shafi zane

A shafi ne mai cylindrical harsashi da kasa na elliptical siffar. Kamar yadda a cikin tanki, a kan shi akwai sadarwa don samar da kuma kau da matsakaici. Ciki da shafi ne na musamman faranti tare da ramukan ta hanyar abin da ruwa wuce. Wannan zane damar ma kara fannin lamba na matsakaici da tururi, ya kuma inganta don zafi tare da iyakar gudu.

-daban na kayan aiki

A zamani boilers za a iya shigar deaerator ruwa:

• injin.

• aspirated.

A cikin farko da irin deaerators kau na gas samar daga cikin ruwa a vacuo. A yi na irin wuraren da aka kara hada da wani ruwa-jet ko tururi ejector. A karshen irin kullin amfani da mafi sau da yawa a cikin tsakiyar ko low-ikon tukunyar jirgi tsarin. Maimakon ejectors musamman farashinsa za a iya amfani da su haifar da wata kafa ba. Wasu rashin kayan aiki kamar injin degasser, shi ne cewa ma'aurata bukatar da za a cire daga shi ta hanyar karfi, yayin da ya ke fitar da yanayi a wani halitta hanya - a karkashin matsin.

Bayan da iri biyu tattauna deaerator, tukunyar jirgi iya shigar a cikin matsa na'urar. Sun yi aiki a 0.6-0.8 MPa. Wani lokaci kadan tukunyar jirgi kewaye ma ya hada da wani low matsa lamba kayan aiki.

Bigiren amfani

Ina da de-aerator za a iya amfani? Mene ne shi, yanzu ka san. Tun da wannan na'urar da aka tsara don degassing wani aiki matsakaici, shi da ake amfani da farko inda a can ne a dumama kayan aiki sanya daga karfe.

Mafi sau da yawa, de-aerators ana amfani da dumama da kuma ruwan zafi tsarin. Tukunyar jirgi da dakuna da boilers yawanci sanye take da wani injin-type saituna. Har ila yau bleeders za a iya amfani da irin wannan makirci na yanayi. Cancantar low kuma high matsa lamba ana amfani a mafi tsarin aiki godiya ga tururi tukunyar jirgi. A farko iri-iri (a 0.025-0.2 MPa) da aka saka a cikin wani ba ma m injuna, tsara don wani karamin yawan masu amfani da. Cancantar dagagge matsa lamba a yi amfani da thermal haihuwarka da boilers, ciyar da babban yawa daga tururi.

Poppet degasser: aiki

Students gas tsarkakewa aka gane a cikin wani biyu-mataki deaerators: tsãwa (a cikin wani shafi) da kumfa (a cikin tanki). Bugu da kari, da tsarin da aka sauya kura idon bubbling na'urar. Ruwa da aka ciyar da su da shafi inda tururi ake sarrafa. Bugu da ari, shi gudana saukar a cikin tanki, shi ne kiyaye cikinsa, kuma aka dakatar da baya a cikin tsarin. Steam farko ciyar a cikin BDA. Bayan venting da ciki girma shi shiga shafi. Wucewa ta cikin rami na kumfa tire, tururi heats da ruwa zuwa jikewa zazzabi.

Ayukan iska mai ƙarfi ta kawar da duk ruwa daga gas. A lokaci guda akwai tururi sandaro. Its saura gauraye da gas precipitated daga matsakaici da kuma aka dakatar a cikin mai sanyaya. A condensate daga tururi aka sallami a cikin magudanun ruwa tanki. A lokacin sedimentation da ruwa a cikin tanki saura kananan gas kumfa fita daga gare ta. Ruwa cire wa wani Holding tanki. Wani lokaci a kwance ganga amfani ne kawai ga magance. A cikin irin wannan shigarwa, biyu degassing matakai an sanya a shafi.

Deaeration na kayan shafa ruwa

mai dumama tsarin ruwa circulates ci gaba. Amma da adadin da shi a kan lokaci, sakamakon leaks, har yanzu hankali rage-rage. Saboda haka, sa-up ruwa kawota zuwa dumama tsarin. Kamar yadda babban, shi dole ne sha aiwatar da de-aeration. Da farko, ruwa gudana a cikin hita, sa'an nan ya wuce ta tace na sinadaran tsarkakewa. Bugu da ari, kamar yadda gina jiki, shi shiga cikin deaerator hasumiya. Warware daga oxygen ruwa yana gangarowa zuwa goyon baya famfo. Last fuskantar da shi a cikin ci da yawa, ko a cikin ajiya tanki.

sinadaran deaeration

Saboda haka, amsar wannan tambaya na abin da deaerator tukunyar jirgi ne mai sauki. Wannan kayan aiki ne aka yi nufi ga tafasasshen ruwa da zafi tururi cire oxygen. Duk da haka, wani lokacin da gas daga coolant a irin shuke-shuke ba gaba daya sharewa. A wannan yanayin, domin kara tsarkakewa da ruwa tukunyar jirgi za a iya kara daban-daban irin reagents tsara su ɗaure oxygen. Wannan na iya zama, misali, sodium sulfite. A wannan yanayin, domin ingantaccen ruwa deaeration bukatar ta dumama. In ba haka ba, da sinadaran dauki zai zama ma m. Kuma a gaggauta oxygen dauri tsari za a iya amfani da daban-daban iri iri na catalysts. Wani lokaci ruwan da deaerated ta wucewa ta kushin na al'ada karfe shavings. A karshe, a wannan harka suna hanzari oxidized.

hawa Features

deaerator na'urar ne ba ma wuya. Duk da haka, ta shigarwa dole ne a da za'ayi tare da m kiyaye da dukkan kayan abinci fasahar. A lokacin da installing irin kayan aiki an shiryar da farko, kuma farkon haɗe da shi da manufacturer zane da tukunyar jirgi aikin. Kafin fara da kafuwa, duba da kafuwa, kuma ya sanya sake shigarwa. A gano lahani an shafe ta. A gaskiya ta shigarwa hanya ya shafi wadannan matakai:

• tank saka a kan tushe.

• welded cikinta anab spout.

• ƙananan ɓangare na shafi aka yanke a kan waje diamita.

• a shafi saka a kan tanki (a cikin wannan harka gyarawa cikin faranti dole ne a wurinta horizontally).

• shafi ne welded ga tank.

• saka mai sanyaya tururi da kuma ruwa tarko.

• daidai da zane an haɗa da hanyoyi.

• saita kulle da kuma gudãnar bawuloli .

• gudanar na'ura mai aiki da karfin ruwa gwajin kayan aiki.

spraying kafuwa

The sama zane da aka kira Belleville. Akwai kuma fesa bleeders. Na'urorin na irin wannan ana amfani da kasa da kuma ma a kwance ajiya tank manyan iya aiki. Babu ginshikan - wannan shi ne abin bambanta a degasser. Manufa na aiki shi ne kuma dan kadan daban-daban. Tururi aka kawota a wannan shuke-shuke daga ƙasa - daga wani tanki ayi a kwance tsefe. Container kanta ne zuwa kashi a preheating zone da deaeration. Tukunyar jirgi feed ruwa ake kawota zuwa na farko sashe ne located a saman nebulizer. A nan, shi ne mai tsanani ga tafasar batu da gudana a cikin deaeration zone inda oxygen tururi cire daga barinta ne.

Saboda haka, ke nan da za a iya ce da na'ura kamar wani deaerator. Mene ne shi, muna fata ku gane, saboda mun ba quite wani cikakken amsar wannan tambaya. Saboda haka kiran saitin, samar da ci gaba da aiki na da ruwan zafi da kuma tururi boilers. A zabi na iri daban-daban da kuma hanyoyin da shigarwa na kayan aiki ne da za'ayi a daidai da bayani dalla-dalla na dumama kayan aiki da tukunyar jirgi aikin.