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Laboratory Reactor Vessels: Yuav Siv Li Cas Jacketed Glass Reactors Safe?

Aug 06, 2018

Cov iav reactors ua lub luag haujlwm tseem ceeb hauv cov chaw soj ntsuam chemistry. Kev siv tsis raug tuaj yeem ua rau muaj qhov tshwm sim loj, yog li nco ntsoov ua tib zoo saib xyuas cov teeb meem kev nyab xeeb. Cia peb qhia txog kev nyab xeeb ntawm cov iav reactors zoo tib yam.

1. Qhov kub nce ceev heev: Cov khoom siv hauv cov iav reactor yog ceev heev, qhov txias txias yog qhov tsawg, thiab cov nyhuv condensation tsis zoo, uas yuav ua rau cov khoom kub kub thiab ua rau cov kua roj sib tov, yog li tsim kom muaj kev kub ntxhov. Exhaust yeeb nkab, roj theem yeeb nkab, thiab lwm yam. Kev txo qis thiab kev siv lub tshuab nyem (xws li kev nyab xeeb li qub thiab rupture discs) yog siv los txo qhov siab. Yog tias cov khoom perforated tsis tuaj yeem ua tiav sai sai ntawm cov txiv hmab txiv ntoo hauv dej, nws yuav ua rau lub cev kub hnyiab tau tawg.

2. Kev saib xyuas cov hluav taws kub: Thaum lub sij hawm cov txheej txheem ntawm cov iav reactor, yog tias tsis muaj kev tiv thaiv zoo los ua haujlwm txij nkawm xws li hluav taws xob vuam thiab roj txiav, los yog zawm bolts, hluav taws xob poob siab thiab khob yuav ua rau muaj hluav taws xob. Thaum ntsib cov khoom tawg yooj yim thiab tawg, Leaks tuaj yeem ua rau hluav taws kub thaum muaj xwm txheej.
Cov saum toj no yog ob peb yam teeb meem kev nyab xeeb nrog iav reactors. Thaum siv lawv txhua hnub, koj tseem yuav tsum tau saib xyuas ntau cov ntsiab lus kom tsis txhob muaj xwm txheej ntau li ntau tau.

Vim yog cov yam ntxwv ntawm cov khoom siv iav thiab cov hlau txhawb nqa, ntau cov ntsiab lus yuav tsum tau them sai sai rau thaum siv iav reactor. Nws yog qhov nyuaj rau kev nkag siab txog cov teeb meem tam sim no nyob rau hauv ob chav glazed reactors. Kuv yuav npog qee qhov teeb meem uas yooj yim saib. Lub iav reactor yog siv los ua cov tshuaj tiv thaiv amplification test, thiab qhov ntim feem ntau yog 50-150L. Cov ntim tuaj yeem hloov kho hauv cov xwm txheej tshwj xeeb. Yog li ntawd, qhov ntsuas ntawm qhov ntsuas yuav tsum tsis txhob kwv yees. Txij li thaum lub cev ntawm lub hwj yog ua los ntawm iav, cov hlau tsis muaj steel yog qhov sawv ntsug, thiab ob txhais ceg yog casters, qhov chaw cia khoom yuav tsum tau xaiv kom zoo.
Txawm hais tias cov casters tuaj yeem kho nrog ko taw buckles, lawv tsis ruaj khov heev. Yog li ntawd, thaum khaws cia, xyuam xim xaiv qhov chaw tiaj tus, nteg nws tiaj tus, thiab ua kom lub tshuab ua kom lub tshuab ua kom zoo thiab cov reactor zoo ib yam, txwv tsis pub nws yuav yooj yim co thiab tsis ruaj khov. Kev nyab xeeb xwm txheej yuav tsum tau muab tso rau hauv qhov chaw muaj cua zoo.

Rau kev tawg-pov thawj tsim ntawm iav reactor, lub cev muaj zog thiab lub hwj chim maub los yog tsim los ntawm kev tawg-pov thawj lub cev muaj zog, tawg-pov thawj hloov thiab tawg-pov thawj hwj chim tswj. General manufacturers tuaj yeem muab kev teeb tsa, tus nqi yog me ntsis kim dua, tab sis nws tsim nyog rau kev nyab xeeb. Vim muaj cov kuab tshuaj ntau heev hauv cov tshuaj tiv thaiv, cov huab cua nyob ib puag ncig yog nquag mus rau siab concentrations. Yog li ntawd, txhua lub tswb nrov roj yuav tsum tau ua hauv chaw ua haujlwm. Tsis txhob muab cov kuab tshuaj los yog cov khib nyiab nyob ib ncig ntawm lub reactor thiab xyuas kom muaj kev nyab xeeb.
Lub iav reactor yog ib qho kev ywj pheej tshuaj tiv thaiv khib. Sib txawv ntawm cov reactor muaj, nws muaj cov tshuaj tiv thaiv khib thiab qhov chaw nres nkoj pub mis me me, yog li cov txheej txheem pub mis yog qhov nyuaj. Tus nqi pub rau ib zaug yuav tsum tsis txhob loj dhau. Ntsuas qhov kub thiab txias, reflux thiab siab ntawm cov tshuaj tiv thaiv thiab ntxiv cov khoom tsim nyog. Feem ntau, qhov siab tshaj plaws pub ntim yuav tsum tsis pub tshaj 2/3 ntawm lub cev lub cev.

Raws li qhov yuav tsum tau muaj qhov kub thiab txias, kev tswj qhov kub thiab txias nrog cov khoom sib txawv raug xaiv los ua cov khoom siv hluav taws xob hloov hluav taws xob rau cov tshuaj tiv thaiv. Yog tias qhov kub thiab txias qis, xaiv cov dej khov ethanol da dej; yog tias qhov kub thiab txias hauv chav tsev, xaiv chav da dej; yog tias qhov kub thiab txias, xaiv cov roj da dej. Thaum siv qhov kub qis lossis siab, ua tib zoo xaiv qhov nruab nrab uas tsim nyog. Qhov tseem ceeb yog viscosity. Yog tias qhov viscosity siab dhau lawm, lub twj tso kua mis yuav tsis tuaj yeem txav mus los, cov txiaj ntsig ntawm kev tshaj tawm tsis zoo, thiab qhov yuav tsum tau muaj qhov ntsuas kub tsis tuaj yeem tau txais. Kev hloov pauv ceev ceev ntawm lub tshuab hluav taws xob ntau lub zog yuav ua rau lub siab ntawm qhov nruab nrab ntawm qhov siab siab dhau lawm, thiab cov txheej txheem ntawm ob txheej iav reactor yuav yooj yim puas thiab lub reactor yuav tawg. feem ntau,
Txij li thaum lub thickness ntawm nruab nrab txheej nyob rau hauv nruab nrab ntawm lub iav reactor yog me me, lub rwb thaiv tsev kev ua tau zoo yog tsis zoo. Hauv cov txheej txheem ntawm kev siv qhov kub thiab txias, cov ntaub ntawv rwb thaiv tsev yuav tsum tau siv los tiv thaiv lub lauj kaub lub cev. Rau lub cev lub cev thiab lub raj catheter ntawm cov tshuaj tiv thaiv kettle, cov khoom siv rwb thaiv tsev yuav tsum tau muab qhwv, thiab cov thickness ntawm cov rwb thaiv tsev txheej yuav tsum tau them nyiaj mloog mus rau lub rwb thaiv tsev zoo dua.

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