Dej khov nab kuab- Daim ntawv foos ntawm cov pa roj carbon dioxide {} ua lub luag haujlwm tseem ceeb hauv kev lag luam niaj hnub, los ntawmdej khov qhuav blastingthiab Khoom noj khoom haus ceev rau kev kho mob kaus hniav txias thiab theem teebmeem. Vim tias nws sublimates yog li yooj yim, cov neeg siv feem ntau nug cov lus nug uas nquag muaj:Pellots ntev npaum li cas kawg?
Cov lus teb tsis yooj yim. Lub neej dhau los ntawm cov dej khov av qhuav nyob ntawm qhov kub thiab txias nyob ntawm qhov kub thiab txias, khaws cov txheej txheem, pellet loj, thiab yuav ua li cas lawv tau siv. Txhawm rau kom nkag siab ntau cov lus teb, hauv phau ntawv qhia no, peb yuav tshawb txog lub sijhawm muaj dej khov ntawm cov dej khov lossis tsis nkag siab txog cov dej khov kom qhuav thiab txo cov khib nyiab ntawm tib lub sijhawm.

Dab tsi yog dej khov thiab vim li cas nws "ploj"?
Dej khov qhuav yog lubKhoom daim ntawv ntawm carbon dioxide (Coos)Cov. Tsis zoo li cov dej khov, nws tsis yaj mus rau hauv cov kua {{1} Tsis txhob siv cov roj ntawm cov pa roj-78.5 Degree (-109.3 Qib F).
Sublimation txhais tau tias CO₂ molecules hauv lub crystal lattice nqus tau lub zog txaus kom tawg dawb thiab nkag mus rau lub xeev gaseous yam tsis tas dhau los ntawm cov kua theem. Thaum lub sij hawm tus txheej txheem no, dej khov khov kho txog573 KJ / kg ntawm tshav kub, ua rau nws yog tus neeg muaj peev xwm muaj zog txias.
Thaum raug rau chav sov, dej khov qhuav pib subtate tam sim ntawd, ua cov paubdawb huab{{0- uas tsis yog dej khov nws tus kheej, tab siscondensed dej vaporlos ntawm cov huab cua puag ncig.
Qhov kev hloov pauv tas mus li no piav qhia yog li cas cov dej khov qhuav "ploj mus" dhau sijhawm, txawm tias thaum khaws cia hauv cov thawv insulated. Hauv kev qhib pa ntawm ib ncig25 degree, qhuav dej khov feem ntau evaporates ntawm tus nqi ntawm2-4.5 kg(5-10 lbs)ib teev, thiab pellets sublimate txawm sai dua vim lawv thaj chaw loj dua {{0}-}}}}}}}}
Qhov tseem ceeb cuam tshuam rau cov pellots dej khov li cas kawg
Lub sijhawm dej khov ntawm cov dej khov nab kuab sib txawv nyob ntawm ob peb conterrelated yam. Nkag siab lawv pab koj npaj kev siv thiab txo qis poob.
1. Ofist kub
Kub yog ib qho tseem ceeb tshaj plaws.
- Ntawm 25℃(77℃f), 500 g ntawm qhuav cov pa hluav taws kub ntev li 30 feeb.
- Thaum 30℃({86℃f) lossis siab dua, tib tus nqi yuav ploj mus hauv qis dua 15 feeb.
- Nyob rau hauv lub txias dua 18℃(64℃f) chav, pellets yuav kav 2-3 teev.
- Nyob rau hauv huab cua txias (hauv qab-qib kawm nyob rau hauv freezers tshwj xeeb), pellets tuaj yeem khaws cia rau 5-10 hnub.
Qhov loj dua qhov sib txawv ntawm ib puag ncig thiab cov dej khov qhuav (-78.5 degree), nrawm dua rau cov kev hloov pauv kub thiab sublimation sai.
2. Cia Ntim
Rwb thaiv tsev ua tau zoo ua rau muaj kev cuam tshuam txog sublimation tus nqi.
- Nyob rau hauv qhib cua: 250-400 g / teev poob tus nqi.
- Hauv cov ua npuas txias txias: tsuas yog 100-150 g / teev.
- Hauv kev ua haujlwm insulated thauj lub thawv: 5 lbs ntawm cov dej khov qhuav tuaj yeem khaws -50℃rau -70℃rau 3-8 hnub.
Cov ntsaws ruaj ruaj pab dhau -}}} Tab sis tsuas yog kov cov khoom txias tuaj yeem yuav triple cia sij hawm ntawm 24 mus rau 72 teev.
3. Pellet Loj thiab cov duab
Pellet loj loj cuam tshuam kev ntev.
- Cov pellets me me (3 hli) Subletimate sai dua li cov chunks loj vim lawv thaj chaw ntau dua.
- Pellets feem ntau evaporate 20-30% nrawm dua li cov khoom tawg.
Thaum blocks ce ntev - Lub sij hawm txias, pellets exhing nyob rau hauv cov nrawm nrawm los yog qhuav dej khov txias vim lawv cov dej khov txias.
4. Cov av noo thiab airflow
Cov av noo nrawm nrawm nrawm vim tias condensed noo kev hloov chaw kub rau cov dej khov txias. Hloov siab, cov cua qhuav heev tuaj yeem qeeb qeeb qeeb qeeb {}}} though though though though data data data data sib txawv nyob thaj chaw ib puag ncig.
5. Kev Siv Txoj Kev Pab
Qhib kev nthuav tawm thiab cov khoom ntim zaus qhib ob qho tib si luv luv lim tiam. Siv dej khov nrog dej kub nrog dej kub (rau cov huab cua) ua rau muaj vapor intenses tab sis ntev tsuas yog 5-10 feeb xwb.
Kwv yees kwv yees rau 500g ntawm cov khoom khov nab kuab
|
Chaw Cia Khoom |
Thaj kub cua sov |
Ntev Ntev Ntev |
|
Qhib Cua |
25 degree |
Tom 30 min |
|
Qhib Cua |
>30 Degree |
<15 min |
|
Ua Npuas Ncauj |
25 degree |
2-3 hrs |
|
Kev Tshaj Qhia Lub Freezer |
-50 degree |
5-10 hnub |
|
Nrog dej kub |
25 degree |
5-10 min |

Cov sijhawm siv sijhawm ntev heev hauv qhov tseeb - Cov Ntaub Ntawv Thoob Ntiaj Teb
Cov khoom lag luam sib txawv siv cov dej khov ua kom qhuav raws li kev mob sib txawv. Hauv qab no yog cov piv txwv tiag tiag los coj cov kev cia siab.
Theem Pub mob
Thaum ~ 25 degree, 500g (1 lb) ntawm cov dej khov qhuav tsim huab txog 3-5 teev, txawm tias cov qauv hloov pauv tau:
- CUA DIRECTION: ~ 2 teev
- Siv cov dej sov: cov pa luam yeeb ntom tab sis tsuas yog 5-10 feeb
Khoom Noj Khoom Haus Tswj Khoom Noj Mov & Khaub Ncaws Txias
Hauv cov ua npuas dej txias ntawm 25 degree:
- 5 lbs ntawm cov dej khov qhuav los khaws -50℃rau -70℃rau 3 hnub
- Hauv cov thawv thauj khoom hauv cov thawv thauj khoom: txog 8 hnub
- Rau cov thawv khoom noj: 24-48 teev
Kev Siv Tshuaj Kho & Kho Mob
- Kuaj cov ntaub ntawv khaws cia nrog cov dej khov qhuav hauv cov khov tshwj xeeb nyob khov rau 5-10 hnub.
- 1 l ntawm nquag reagent nrog 2 lbs ntawm cov dej khov qhuav tuaj yeem nyob ruaj khov rau 5+ hnub.
Qhib cov lus qhia lossis nthuav tawm
Hauv kev qhib cua, 500g pellets kawg tsuas yog 15-30 feeb ntawm chav sov.
Kev hloov pauv ntau dua lossis kev siv batch.
|
Daim ntawv thov |
Cia / Siv Hom |
Huab cua |
Txog kawg |
|
Theem pos huab |
Qhib Ntim |
25 degree |
2-3 hrs |
|
Theem pos huab + dej kub |
Raug |
25 degree |
5-10 min |
|
Thauj Thauj Khoom Noj |
Ua npuas ncauj thawv |
25 degree |
24-48 hrs |
|
Lab Cia |
Lub tub yeeb |
-50 degree |
5-10 hnub |
|
Nthuav cov nyhuv |
Qhib Tais |
25 degree |
15-30 min |
Rau ntev - lub sij hawm los yog loj {{1} {{-}}}}}}}} Txhim kho tshiab.
Yuav ua li cas txuas lub neej ntawm cov khoom khov nab kuab qhuav
Kev khaws ntaub ntawv kom qhuav tuaj yeem muab cov dej khov so kom ntev los ntawm ob peb zaug. Hauv qab no yog cov pov thawj ua pov thawj.
1. Siv insulated ntim
- Ua npuas ncauj txias kom txo qis los ntawm 60-70%.
- Cov thawv kev thauj mus los txiav cov khib nyiab los ntawm 80%.
- Cov phab ntsa tuab (ntau dua los yog sib npaug rau 2.5 cm) thiab nphoo cov nqaws tuaj yeem tuaj yeem ua tau lifign.
2. Khaws rau hauv qhov chaw txias, thaj chaw pom
Txo chav tsev kub los ntawm 25℃rau 18℃txo qis sublimation los ntawm 40-50%.
Khaws cov ntim rau hauv qhov chaw muaj duab ntxoo, muaj qhov cua; Zam kev tshav ntuj ncaj qha.
3. Fawm kib
Rau cov ntawv thov sib xyaw, txheej txheej loj loj hauv qab thiab pellets nyob rau sab saum toj.
Tus qauv qauv no sib npaug txias thiab ntev ua kom ntev, txuas tag nrho lub sijhawm ntev los ~ 30%.
4. Txo lub thawv ntim
Txhua qhov qhib tsa sab hauv kub los ntawm 10-15 degree, nrawm sublimation.
Npaj cov khoom xa tawm hauv cov pob lossis siv ib qho dual - box teeb tsa rau kev nkag mus nquag.
5. Siv cov khoom khaws cia khoom
Kev Lag Luam -} Cov Khoom Siv Lub Tshuab nqus dej khov kho tshuab hluav taws xob thiab kev saib xyuas lub tshuab nqus tsev, ua kom kub siab rau 10 hnub.
|
Cia Txoj Kev |
Qho nyuaj |
Tus nqi |
Hauj tes |
|
Ua Npuas Ncauj |
Yooj yim |
Qi |
2-3 × ntev |
|
Taped Cooler Seams |
Yooj yim heev |
Tsawg tsawg |
1.5 × ntev |
|
Kev Tshaj Qhia Lub Freezer |
Nyuaj |
Siab |
5-10 × ntev |
|
Txheej txheej ntim |
Nruab nrab |
Tswj kav |
1.3 × ntev |
|
Tswj Qhov Kub |
Nruab nrab |
Tswj kav |
2 × ntev dua |
Cov lus qhia kev nyab xeeb thaum tuav dej khov qhuav
Cov dej khov txias heev thiab sublimation cov khoom coj txoj kev sib tw kev nyab xeeb. Ua raws cov kev ceev faj no kom zoo.
1. Zam kev sib cuag ncaj qha
Dej khov qhuav yog -78.5 degree; Kov nws ua rau cov dej khov sai.
Ib txwm siv cov kua hlau los yog hnab looj tes tuab tuab tuab tuab Tsis txhob siv cov paj rwb lossis hnab looj tes yas.
2. Xyuas kom muaj qhov cua zoo
Cov roj pa roj biber los ntawm sublimation
Zam txhob siv lossis khaws cov dej khov loj uas muaj dej khov ntau hauv cov tsheb kaw, chav, lossis cov qe qe.
Txhua zaus yuav tsum ua kom muaj qhov cua ua kom zoo lossis cov pa tawm ua kom nquag plias, tshwj xeeb hauv kev sim lossis chaw xa khoom.
3. Tsis txhob ntim cov dej khov rau hauv airtight ntim
Cov dej khov qhuav expands ze li ntawm 800 × hauv ntim thaum tig mus rau hauv cov roj, tsim cov phom sij tawg.
- Tsis txhob cia rau hauv tub yees lossis cov fwj.
- Siv cov thawv npuas dej nrog cov chaw tso cua me me thiab tso 20% chaw rau kev nthuav dav.
Tseem Ceeb: Tsis txhob khaws cov dej khov qhuav hauv tsev neeg freezers. Sab hauv kev sib txawv thiab qhov sib txawv txias yuav ua rau lub tshuab pa lossis ua rau lub qhov rooj tawg.
Tag
Cov pob dej khov kho dej khov feem ntau li kav txij 15 feeb txog 10 hnub, nyob ntawm qhov kub thiab txias, cia, thiab pellet loj. Nkag siab txog cov sublimation txheej txheem thiab thov cov kev qhia tsim nyog tuaj yeem txuas lub neej ntev thiab ua tau zoo.
Rau cov neeg siv muaj, ntawm {- chaw} chaw dej khov ntau lawm yog qhov zoo tshaj plaws muab tso, txo cov khib nyiab, thiab ruaj khov khov kho.

Tshawb Peb Yjco2 Qhuav Pelletizer Series
YJ.GB series qhuav pelletizer nta cov qauv kev ua haujlwm me, thiab tus neeg siv kev ua haujlwm me, nruab nrog ib plc tsis siv neeg tswj cov kab ke. Lub tshuab txhawb nqa extrusion tuag nrog apertures ntawm3 hli, 6 hli, 9 hli, 16 hli, thiab 19 hliCov. Los ntawm kev hloov cov kev tuag tuag, nws tuaj yeem hloov tau cov khoom siv dej khov los ntawm ntau qhov ntau thiab tsawg. Cov pellets tsim yog cov ris tsho kom zoo nkauj thiab siab dua thaum tau txais cov qauv pub mis ua kom ruaj khov thiab txhim khu kev qha khoom siv.
Tiv tauj peb tam sim no kom paub txog peb qib siab Qhuav Khov Pelletizer ntawm tus nqi zoo.


