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Thaum tshav kub kub exchanger. Hom ntawm tshav kub exchangers. Ib suam ntawm tshav kub exchangers
Peb txhua tus yog ntsib nrog qhov nyuaj thaum tshav kub kub exchangers. Ib tug piv txwv yog qhov kev siv ntawm "raj nyob rau hauv lub raj" los yog ib yam dab tsi zoo li hais tias. Nws yuav tsis yooj yim xav txog tej yam peb lub neej, yog hais tias nws twb tsis invented lub tshav kub exchanger. Rau hnub tim, muaj ib tug lossis loj tus naj npawb ntawm tshav kub exchangers. Ntawm lawv tus kheej, lawv txawv tsis tau tsuas yog nyob rau hauv lub specifications, tiam sis lub Scope, tsim, thiab ua li ntawm. N. Wb sib tham txog nyob rau hauv ntau yam nyob rau hauv cov kev kawm thiab xyuas nthuav moments.
Ib txhia lus qhia dav dav
Lub tshav kub exchanger - ib tug ntaus ntawv siv los hloov thaum tshav kub kub los ntawm ib tug puag ncig mus rau lwm lub. Nws yuav tsum tau to taub hais tias lub tshav kub exchanger nws tus kheej, tsis muaj cua sov cov khoom, yog kiag li puas, tab sis nyob rau hauv lub complex yuav muab tau zoo heev tau thiab muaj kev vam meej Thaum tshav kub kub txawm loj heev thiab txias chav. Nyob rau hauv tas li ntawd, zaum no lossi sim kom txo tau tshav kub tsis thaum nws yog pauv mus rau ib tug sib txawv ib puag ncig. Niaj hnub no muaj peev xwm tsis khav ib tug 100% ua hauj lwm zoo, tab sis lub efficiency ntawm 90-95% yuav hais lus ua siab loj. Ua hauj lwm thiab kev yam ntxwv ntawm cov khoom yog kho los ntawm kev siv kev qhia tshwj xeeb npaj cov ntaub ntawv, raws li zoo raws li lub coolant. Ntawm cov hoob kawm, nws me ntsis tsub kom tus nqi ntawm cov khoom, tab sis nws yog tsim nyog nws.
Thaum tsim engineers yog lossi muag nrog kev tsis sib haum yuav tsum uas yuav tsum tau ua ke rau hauv ib vial. Piv txwv li, nws yog tsim nyog los txo qhov khiav kuj thiab li los txhim kho lub tshav kub hloov lwm lub tsev coefficient. Thaum tshav kub kub exchanger yuav tsum resistant rau xeb, tab sis nws tsis yog nyuaj heev rau cov kev pab cuam. Tag nrho cov no tau coj mus rau lub fact tias muaj ntau hom ntawm tshav kub exchangers. Nyob ntawm seb qhov teeb meem no, siv ib tug uas zoo tshaj plaws fits.
Ib suam ntawm tshav kub exchangers
Raws li sau tseg saum toj no, muaj tam sim no ib great tooj ntawm tshav kub exchangers. Saum toj no tag nrho, lawv yuav tsum tau sib cais los ntawm tus txheej txheem ntawm tshav kub hloov lwm lub tsev nruab nrab. Ntawm no yog lub thaum tshav kub kub exchangers raug muab faib mus rau hauv lub nram qab no pab pawg:
- recuperative;
- regenerative;
- nws;
- electrically rhuab.
Cia wb mus ze zog saib recuperative tshav kub exchangers. Khoom tsim implies lub xub ntiag ntawm ib tug ib leeg-txheej los yog multi-txheej phab ntsa los ntawm kev uas thaum tshav kub kub yog kis. Feem ntau qhov no tshwm sim nyob rau hauv ib tug neeg twg cov lus tsa suab. Nws yog nthuav tias nyob rau hauv no hom ntawm tshav kub hloov lwm lub tsev apparatus yog nqa tawm los ntawm yuam zog tsis muaj kev hloov rau theem lub xeev. Tab sis qhov no tsuas siv rau cov tas mus li tshav kub exchangers. Yog hais tias peb hais lus ntawm aggregates nrog lub periodic lag luam hom, ces rau ib tug tej lub sij hawm ntawm lub sij hawm nws yog nqa tawm cua sov, evaporation thiab cua txias, tag nrho cov nyob rau hauv ib tug tshwm sim hom. Xws li yog thaum tshav kub kub exchangers nrog unsteady thermal tsab ntawv tsa suab. Qhov no yog vim hais tias qhov kub ntawm lub coolant nyob rau inlet thiab nyob rau qhov hluav taws xob raws ho. Feem ntau xws rau lwm cov nyob rau hauv daim ntawv ntawm cov coils thiab yog phaj, ribbed, thiab lwm yam ntaub ntawv. Ib me ntsis tom qab peb yuav saib ob peb hom. Tab sis qhov no faib ntawm tshav kub exchangers tsis xaus muaj.
Regenerative chav nyob thiab hluav taws xob cua sov
Nyob rau hauv cov ntaub ntawv no, cia li raws li nyob rau hauv lub ntej, rau kis thermal zog yog siv lub tshav kub hloov lwm lub tsev nto. Txawm li cas los, cov cheeb tsam no yog ib yam ntawm cov Symptoms. Nws ua hauj lwm pab raws li ib nrab txuam txhais tau hais tias accumulates tshav kub. By thiab loj, tag nrho cov txheej txheem yuav tsum tau muab faib mus rau hauv ob peb ua sawv. Nyob rau hauv thawj theem nozzle yuav siv sij hawm ib qhov nqi ntawm tshav kub. Ces muaj ib txoj kev hloov mus rau lub thib ob theem, thiab cov coolant yog dhau raws nozzle nto. Qhov no tshwm sim thaum hloov lub coolant flows. Rau ntawm no theem, cov nozzle yog maj txias, thiab lub tshav kub yog tsim nyob rau hauv lub medium yuav tsum tau rhuab, uas tej zaum yuav koj chav.
Regenerators yog non-ruaj ruaj units. Lub nozzle yog feem ntau tas, thiab thermal dab - synchronously repetitive. Devices ntawm no hom mas feem ntau yog hu ua skruberrami lossis cua txias yees.
Lub essence ntawm lub electrically rhuab tshav kub exchangers yog hais tias raws li cov thawj qhov chaw ntawm lub tshav kub siv hluav taws xob. Rau converting hluav taws xob mus rau hauv thermal zog siv hluav taws xob arc installation. Lawv yuav ua tau tag nrho ob qho tib neeg thiab indirect cua kub. Feem ntau thaum tshav kub kub exchangers kev lag luam - induction thiab kuj tso cua sov. Raws li koj tau pom, lub tshav kub exchangers tej zaum yuav sib txawv, peb tam sim no xav txog nyob rau hauv kom meej txhua hom, nws tau thiab tsim nta.
muab kauv thaum tshav kub kub exchangers
Tus ntaus ntawv muaj ib tug khub ntawm muab kauv raws. Feem ntau lawv lub qhov txhab nyob ib ncig ntawm lub hauv paus ua kom xav tsis thoob. No lawv yog ua los ntawm lub web khoom. Nws yuav tsum tau muab sau tseg uas muab kauv thaum tshav kub kub exchangers yog zoo suited rau cua sov thiab cua txias kua muaj ib tug siab viscosity coefficient.
By thiab loj cua kub nto yog tsim los ntawm ob tug hlau los xij uas yog koom los ntawm ib tug weld mus rau lub cores. Unit nws tus kheej muaj tsuas 2 raws, feem ntau lub ntoo khaub lig seem tsim nyob rau hauv tus duab ntawm ib tug kauv. Qhov kawg ntawm tus kauv (internal) muaj ib tug muab faib cov phab ntsa thiab tsau by means of pins. Thaum tshav kub kub exchangers yuav ua tau ob qho tib si ntsug thiab kab rov tav. Yog hais tias nws yog tsis yooj yim sua mus nrhiav kom tau ib hom vim tsis txaus qhov chaw los yog txoj configuration qhov chaw, ces tus thib ob yog siv, ib tug ntau nyiam. Nws tseem yog nthuav tias tus neeg tej zaum yuav xaiv ib tug kauv thaum tshav kub kub exchangers nrog txawv widths kauv, los ntawm 20 mus rau 150 centimeters. Nyob rau hauv rooj plaub no tus cua kub nto yuav varied los 3.2 100 square meters nrog ib tug tshaj plaws system siab ntawm 1 MPa.
Nws yuav tsum tau muab sau tseg tias thaum tshav kub kub hloov lwm lub tsev cov khoom muaj ib tug xov tooj ntawm cov teeb meem loj zoo. Firstly, qhov no txo khiav kuj. Secondly, compactness thiab high efficiency, thiab cov kev siv ntawm lub tshav kub. Tab sis tag nrho cov no pab mus rau qhov tseeb hais tias muaj flaws nyob rau hauv daim ntawv ntawm cov complex kev tsim kho thiab kev kho.
Nyob rau lub phaj kub exchangers
Tam sim no manufactured separable thiab uas tsis yog-phaj kub exchangers. Lawm, thawj hom yog ntau preferable nyob rau hauv view ntawm ib tug ntau yam yog vim li cas. Firstly, nws yog ib qho yooj yim txij nkawm. Tej khoom no heev sai sai tuaj txoos ua ke thiab rhuav, li ntawd, tej tsis ua hauj lwm yog tshem tawm nyob rau hauv ib tug luv luv lub sij hawm. Ntim qauv tsis feem ntau yog kho, thiab yog hais tias qhov no yog ua li cas, ces ntev npaum li cas.
Ua tau, lub npe no qhia tias cov khoom muaj ib pawg ntawm cov prefabricated daim hlau. Lawv yuav tsum tau ua los ntawm ntau yam ntaub ntawv xws li tooj liab, titanium, graphite, thiab hais txog. N. luag yeej ib txwm rau kev txhim kho ua hauj lwm zoo zog corrugated daim hlau no yog ua los. Cov phaj kub exchangers ntws ntawm txias thiab kub coolant txaus khaubncaws sab nraud povtseg.
Nyob rau hauv nws tus kheej, cov khoom siv yog zoo nyob rau hauv hais tias nws muaj ib tug competent layout. Nws yog ua tau rau kom lub tshav kub pauv deg hauv cheeb tsam, thiab nws tag nrho los ua ke nyob rau hauv ib tug kuj loj me me. Nyob rau hauv txhua rooj plaub, ua ntej lub purchase yog nqa tawm muab xam rau ntawm tshav kub exchangers, uas tso cai rau koj kom tau cov ntaub ntawv hais txog yuav ua li cas lub hwj chim ntaus ntawv yog tsim nyog nyob rau hauv ib tug cov ntaub ntawv. Nws yuav tsum tau to taub hais tias tag nrho cov phiaj uas yog nruj nyob rau hauv lub pob vim tib zoo daim ntawv raws nruab nrab ntawm lawv. Los ntawm lawv, cov kua ntws. Thiab tam sim no peb yuav saib ib co ntau nthuav lus uas hais txog rau cov khoom siv.
Kev siv cov gaskets
Raws li sau tseg saum toj no, lub ntsiab keeb ntawm lub tshav kub pauv daim hlau yog siv. Lawv yog ua los nrog txias Stamping. Rau lub hom phiaj no corrosion resistant alloys uas yuav ho txhim kho lub durability thiab efficiency ntawm lub tsev. Lub thickness ntawm cov phiaj nyob rau qauv kev ntsuas pib ntawm 0.4 mus 1.0 hli. Nyob rau hauv cov ua hauj lwm txoj hauj lwm cov phiaj yog nias nruj nreem rau txhua lwm yam. Qhov no ua ib tug me me slotted raws. Nyob rau hauv pem hauv ntej sab muaj ib tug tshwj xeeb zawj nyob rau hauv cov roj hmab gasket (foob) los. Nyob rau hauv tas li ntawd, muaj qhov nyob rau hauv lub pawm no ntau npau, uas yog tsim nyog rau cov mov thiab tshem tawm ntawm cov kua. Nyob rau hauv cov ntaub ntawv yog ib qhov txhob apertures muab ib tug system ntawm kua grooves, xa cov mixing ntawm kub thiab txias rau tej kev kawm.
Phaj-tis ntses kub exchangers
ORT yog siv los hloov tshav kub mus rau qhov uas tsis yog-corrosive, thiab gaseous xov xwm nyob rau hauv ib tug ntau ntau yam kub, los ntawm -270 mus +200 degrees Celsius. Lub siab nyob rau hauv lub system yuav mus txog 100 atmospheres thiab pib nrog ib lub tshuab nqus. Tus tsim yog lub tswv yim uas tso npe thov ib tug ribbed nto rau ob sab ntawm lub phaj. Tus ntaus ntawv nws tus kheej muaj ob peb tav, thiab los ntawm kev uas thaum tshav kub kub hloov lwm lub tsev yog nqa tawm ntawm cov xov xwm. Nws yog ib nqi sau cia hais tias nws yog finned phaj kub exchanger muaj ib tug loj ntau yam ntawm cov ntaub ntawv tav. Qhov no tso cai rau koj los mus hloov lub xov tooj ntawm ua hauj lwm thiab kev yam ntxwv. Feem ntau cov feem ntau koj yuav pom ib tug tas mus li thiab laim ntoom npoo. Tab sis sib nrug ntawm no, tseem muaj ntau kab txawv, xws li perforated thiab kuj. Raws li ib tug cov ntaub ntawv uas feem ntau siv rau daim ntawv hlau. Lawv thickness yog tswj nyob rau hauv lub siab nyob rau hauv lub cev thiab cov kua siv.
Feem ntau cov hom ntawm tshav kub exchangers ua nrog txawv hom ntawm cov tsheb khiav tsev. Cov feem ntau siv counter, tab sis kuj tuav uniflow thiab tus ntoo khaub lig tswvyim. Yog hais tias, txawm li cas los, ib tug nyuag sib tham txog tus zoo ntawm xws khoom, cov ntau ntawm lawv. Firstly, nws yog kev kawm yam ntxwv, xws li sai thiab mob siab heev thaum tshav kub kub. Secondly, nws yog me me luaj li cas. Niaj hnub no, muaj coob tus neeg hais tias nws yog tis ntses kub exchangers yog cov feem ntau zoo meej. Cov feem ntau siv ORT nyob rau hauv sectors xws li lub zog, roj refining, tshuaj thiab aviation industries. Tag nrho cov no yog vim muaj ib tug loj tus naj npawb ntawm zoo, raws li tau zoo raws li ib tug ntau yam ntawm cov kua thiab siab nyob rau hauv lub system.
Plhaub thiab cov raj kub exchanger tsim & nta
Thaum tshav kub kub hloov lwm lub tsev cov khoom nto yam, uas peb twb sib tham, tsis yog raws li nrov raws li ib tug plhaub thiab lub raj units. Cov no yog cov pab kiag li lawm, uas yog hais nyob rau hauv thaum pib, nyob rau hauv qhov nyuaj version - ib tug system "yeeb nkab nyob rau hauv cov yeeb nkab". Lub tshav kub exchanger ntawm no hom yog ib tug system (beam) hlab uas yog muab tso rau hauv lub casing. Zavaltsovyvayut raj thiab welded mus rau hauv lub cev ntawm cov khoom. Nyob rau hauv tej rooj plaub, ntxiv hlab. Qhov no yog los xyuas kom meej 100% ceev ceev. Lub tsev nyob yog muab nrog lwm nozzles. Ib txhia yuav tau mus muab chav, lwm leej lwm tus - mus tshem tawm condensate. Nyob rau hauv tas li ntawd, nyob rau hauv cov ntaub ntawv muaj tus ntoo khaub lig-lattice, uas yog siv los pab txhawb lub tshav kub pauv hlab raws tag nrho ntev ntawm lub tsev. Interestingly, lub plhaub thiab lub raj kub exchangers yog siv tau nyob rau kub ntawm 190 degrees Celsius los yog noo vapor siab siab tshaj 15 bar.
Tej system, implying lub zog ntawm cov kua tej zaum yuav tsum tau raug waterhammer. Qhov no tshwm sim muaj peev xwm ntawm cov los yog kiag li thim cov khoom tawm ntawm kev pab. Kom tsis txhob no, siv ntau hom ntawm cia hais, qhov thiaj li hu ua surge tank. Tab sis nyob rau hauv peb cov ntaub ntawv nws yog tsis tsim nyog, vim hais tias lub plhaub thiab lub raj kub exchangers rau lawv ruaj khov heev. Nyob rau hauv tas li ntawd, tsis txhob muab tso rau pem hauv ntej stringent uas yuav tsum tau rau lub purity ntawm qhov chaw. Ib tug tseem ceeb disadvantage ntawm cov khoom no yog tias tag nrho cov hom ntawm tshav kub exchangers ntawm no hom yog heev hlau-intensive, uas muaj feem xyuam rau qhov kawg nqi thiab loj.
Thaum tshav kub kub exchangers rau roj khoom
Nws yog tsis muaj daim card tias tej khoom roj los yog roj boiler yog lub tshav kub exchanger nyob rau hauv nws tsim, lawv kuj hu ua cua sov. Lub ntsiab yam peb tau sib tham txog nrog koj. Raws li koj kuj yuav tau pom, tej hom yog siv nyob rau hauv ntau yam industries. Ib txhia pab kiag li lawm tau pom dav siv, lwm leej lwm tus yog siv nyob rau hauv lag luam thiab tsis haum rau lwm yam. Nyob rau hauv peb cov ntaub ntawv, muaj kev siv ntawm tubular thiab phaj kub exchangers. Nyob rau hauv thawj cov ntaub ntawv peb yuav soj ntsuam nrog ib tug system ntawm cov hlab nyob rau hauv lub thib ob - cov phiaj. Nyob rau hauv hauv paus ntsiab lus, tsis hais txog ntawm lub hom ntawm tshav kub exchanger rau ib tug roj kem yuav tsum tau raws li ob peb yuav tsum tau. Firstly, muaj ib tug kub siab hloov lwm lub tsev coefficient, thiab tib ob, yuav tsum tau check thiab resistant mus rau high kub. Cov feem nrov ntaub ntawv yog tooj liab, txhuas thiab hlau. Cov yav tas kev xaiv yog tsawg preferable, txij li thaum xws li ib tug hlau muaj ib tug loj hnyav, uas lowers efficiency. Nyob rau hauv txhua rooj plaub lub tshav kub exchanger rau ib tug roj kem yuav tsum muaj tsawg kawg yog 5 xyoo.
xaus
Yog li ntawd peb saib nrog koj lub ntsiab hom ntawm tshav kub exchangers. Tsis muaj xim tau tej hom li kozhuhoplastinchatye. Nyob rau hauv hauv paus ntsiab lus, lawv tsis ho txawv los ntawm lub classical phaj los yog finned. Tiam sis feem ntau yuav ua tau kom nrhiav tau lub cub tawg rau lub da dej nrog lub tshav kub exchanger muaj ib tug casing. Txawm li cas los, lub ntsiab feature yog tias cov khoom yog resistant mus rau high kub thiab ua hauj lwm pressures. Wherein lub vaj tse tej zaum yuav ua cov ntaub ntawv xws li titanium, stainless steel los yog cov pa roj carbon hlau. Nws yog nthuav tias lub cub tawg rau ib tug da dej nrog ib tug kub exchanger kozhuhoplastinchatym zoo tswj los ntawm ib tug khub, los yog condensate, uas undoubtedly yog ib tug tseem ceeb kom zoo dua. Nyob rau hauv hauv paus ntsiab lus, nws yog ua tau rau piav zaj dab neeg, vim hais tias tam sim no koj paub txog lub tshav kub exchangers yog tag nrho cov koj xav tau.
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