Fixed Bed Multitube Reactor
Fixed Bed Multitube Reactor
Fixed Bed Multitube Reactor
Fixed Bed Multitube Reactor
Fixed Bed Multitube Reactor

Tsau Txaj Txhaum Ntau Zog

Ib qho chaw ua haujlwm tas mus li ntawm cov reactor yog ib hom reactor tau ntim nrog cov khoom siv catalyst lossis cov khoom siv nrawm. Cov khoom siv tau, feem ntau nyob rau hauv daim ntawv granular nrog ib tug me me loj xws li 2 mus rau 15 hli, yog pawg los tsim lub txaj ntawm ib qho siab lossis tuab. Qhov no ...

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Tsham tam sim no

Hauj lwm lawm

Kev tsis

Tsau Txaj Multitube FeavorFeem ntau feem ntau ntawm ntau cov hlab yeeb cov hlab uas muaj ntim nrog catalyst. Tsis tas li ntawd, qee cov tshuaj tiv thaiv cov hlab yog muaj nrog cov thilealyst cov ntsuas kub rau ntsuas qhov ntsuas kub ntawm cov tshuaj tiv thaiv ntawm cov hlab yeeb yam. Cov ntsuas ntsuas ntawm cov meters no sib txawv hauv kev coj ua ntawm cov raj tiv thaiv, kom cov haujlwm kub tau pom tau.

Nyob rau hauv ib tug tsau txaj ntau-rewor, cov reactants dhau los ntawm cov raj tiv thaiv kab mob, nkag mus rau hauv lub raj thiab yauv mus rau cov tshuaj lom neeg. Vim tias muaj cov catalyst, cov reactants hloov pauv mus rau cov khoom xav tau. Nyob rau tib lub sijhawm, tus ntsuas kub catalyst ntsuas qhov ntsuas kub thaum lub sijhawm ua kom ntseeg tau tias muaj cov tshuaj tiv thaiv kub.

Cov kab ke lom zem-tropsch synthesis cov tshuaj tiv thaiv yog ib txwm catalytic hydrogenation thiab txo cov tshuaj tiv thaiv. Hauv cov txheej txheem no, cov pa roj atoms hauv cov pa roj carbon monoxide txo qis rau hydrocarbons los ntawm kev tau hydrod atoms. Tshwj xeeb, cov pa roj carbon monoxules yog thawj tus adsorbed nyob rau saum npoo ntawm cov molecules los tsim cov kev ntseeg siab xws li formaldehyde. Cov nruab nrab no yog hloov dua siab tshiab rau hydrocarbon tebchaw thiab tso dej vapor. Nws thiaj li, lub hydrocarbon teb sib txuas ua ke desorb los ntawm catalyst nto thiab tawm ntawm cov tshuaj tiv thaiv kab mob.

Nws yuav tsum raug sau tseg tias cov kev ua si ntawm cov tub rog-tropch synthesis cov tshuaj tiv thaiv yog ib qho kev tiv thaiv nyuaj ntxiv rau ntau cov kauj ruam thiab cov khoom lag luam nruab nrab. Yog li, hauv kev siv cov ntawv thov, nws yog qhov tsim nyog los txhim kho cov tshuaj tiv thaiv kev ua haujlwm, xaiv cov tshuaj tiv thaiv thiab txhim kho cov tshuaj tiv thaiv reactor.

Cov tshuaj sib tov ntawm cov pa roj carbon monoxide thiab cov roj av tau hloov pauv ua kua roj xws li diesel, roj av muaj ntau yam los ntawm cov tshuaj reastor, thiab lwm yam los ntawm cov tshuaj tiv thaiv kev ua haujlwm zoo nkauj (FTS) cov tshuaj tiv thaiv. Cov hauv qab no yog ib qho piv txwv ntawm cov txheej txheem thiab txoj ntsiab cai ntawm cov tshuaj no:

Continuous fixed bed reactor | Shaanxi achieve chem

►Cov txheej txheem tshuaj tiv thaiv
1) Cov Khoom Noj Khoom Siv: Cov pa roj carbon monoxide thiab hydrogen yog sib xyaw ua ke los ua cov khoom pub rau cov tshuaj synthesis. Qhov kev sib piv no feem ntau yuav tsum tau hloov kho raws li cov kev ua yeeb yam tshwj xeeb thiab cov tshuaj tiv thaiv.

2) Kev xaiv catalyst: Xaiv cov catalyst, xws li hlau lossis cobalalt catalysts, uas muaj kev ua haujlwm siab hauv Fischer-tropsch cov tshuaj tiv thaiv.

3) Cov tshuaj tiv thaiv kev teeb tsa: cua sov lub pw-txaj ntau cov raj xa pa rau cov tshuaj tiv thaiv kub uas haum, ib txwm nyob nruab nrab ntawm 1 MPa thiab 5 MPA. Cov xwm txheej no pab txhawb adsorption thiab hloov siab ntawm reactants thiab desorption ntawm cov khoom.

4) Cov yeeb yam tshwm sim: Nyob rau hauv muaj cov catalyst, carbon monoxide thiab hydrogen yauv mus rau hauv cov tshuaj tiv thaiv hluav taws xob ruaj khov hauv cov tshuaj reantor. Cov pa roj atoms nyob rau hauv cov pa roj carbon monoxide molecule hloov mus rau hauv hydrocarbon tebchaw los ntawm kev tau hydrogen atoms (piv txwv li). Cov compound caround no tuaj yeem yog ncaj-saw alkanes, branched-saw alkanes, edefins lossis cycloalalkanes, thiab lwm yam kev xaiv ntawm catalyst.

5) Kev sib cais thiab cov khoom siv ua kom huv: Thaum kawg ntawm cov tshuaj tiv thaiv, xws li diesel, roj av, los ntawm kev sib cais thiab cov kauj ruam sib cais.

High efficiency:

Cov neeg tsim Raj-Raj tso cai rau cov reactor ua rau cov txheej txheem ntau ntawm reactant ib txhij, txhim kho ntau dua kev ua tau zoo.

Stability:

Cov qauv ruaj khov-lub tsev ruaj ruaj rau cov catalyst kom muaj nyob rau hauv cov hlab yeeb yam thiab tsis yooj yim kom ploj los yog txhaws.

Txoj Kev Txhawb Nqa:

Lub sijhawm soj ntsuam tiag tiag ntawm cov rhaub ntsuas tus pas ntsuas kub tso cai rau kev tswj qhov kub ntawm cov kev tshwm sim thiab txhim kho cov khoom lag luam zoo.

Qhov Zoo Hauv Kev Lag Luam Ntau Lawm

Tsau txaj ntau coveuber muaj qhov tseem ceeb hauv kev lag luam ntau lawm, cov hauv qab no yog cov ncauj lus kom ntxaws ntawm nws cov yam ntxwv:

◆ Qhov kev ua tau zoo tshaj plaws yog qhov ruaj khov thiab kev siv nyiaj siab
Nyob rau hauv lub pw pw ntau-ruber, catalyst yog tsau nyob rau hauv cov raj tshuaj tiv thaiv, uas tiv thaiv cov tshuaj tua kab mob thiab ntev ua haujlwm lub neej ntawm cov catalyst. Nyob rau tib lub sijhawm, kev sib ze ntawm cov kev txhawj xeeb cov khoom siv thiab cov tshuaj tiv thaiv txaus, uas txhim kho tus nqi siv thiab cov tshuaj tiv thaiv kev ua haujlwm ntawm cov catalyst. Qhov no yog qhov txiaj ntsig tseem ceeb rau cov tshuaj tiv thaiv cov txheej txheem uas yuav tsum tau hloov pauv nquag.

◆ Cov tshuaj tiv thaiv siab uas muaj cov khoom lag luam zoo
Reactor muaj kev kub ntxhov ntau thiab kub hloov efficiency, uas yog qhov ua kom sai sai hloov dua siab tshiab thiab cov khoom lag luam. Nyob rau tib lub sijhawm, vim hais tias cov tshuaj tiv thaiv cov kev mob ruaj khov thiab yooj yim los tswj, cov khoom siv tau zoo thiab cov khoom siv tsis tau zoo tuaj yeem tsim tawm. Qhov no yog qhov tseem ceeb rau kev lag luam khoom lag luam, uas yuav tsum muaj cov khoom lag luam zoo.

Catalyzed kua-theem cov tshuaj tiv thaiv, xws li hydrogenation, thiab oxidation, siv lub chaw ruaj khov (FBMR) yog cov haujlwm ua haujlwm hauv tshuaj lom neeg. Cov hauv qab no yog cov piv txwv ntawm cov kev tawm tsam no:

►Hydrogenation cov tshuaj tiv thaiv
Hydrogenation ntawm propylene rau proce

1) Lub hauv paus ntsiab lus: tus sib khi ob zaug hauv cov tsiaj ntawv ua haujlwm nrog hydrogen ntxiv rau cov tshuaj tiv thaiv ntxiv los tsim cov khoom siv.
2) catalyst: Palladium, npib tsib xee thiab lwm yam hlau feem ntau yog siv los ua cov nquag siv, thiab silicon, uas tau npaj rau hauv cov txaj granular thiab tsau hauv txaj.
3) Cov tshuaj tiv thaiv: nqa tawm hauv qab qhov ntsuas kub tsim nyog thiab lub siab, cov ntsuas tshwj xeeb yuav tsum tau hloov kho raws li qhov xwm txheej tiag tiag.
4) Cov khoom lag luam khoom: tom qab hydrogenation cov tshuaj tiv thaiv, cov khoom lag luam hauv qab ntawm lub txaj yog feem ntau yog tsis muaj kev cuam tshuam los ntawm kev sib cais khoom siv.

►Esterification cov tshuaj tiv thaiv
Esterification ntawm carboxylic acid thiab dej cawv

1) Cov Ntsiab Lus: Carboxylic Acid thiab Cawv hauv qhov kev ua ntawm cov tshuaj tiv thaiv esterification, tiam neeg ntawm ester compounds thiab dej.
2) catalyst: sulfuric acid, p-toluenesulfonic acid thiab lwm cov organic acids muaj kuj tseem siv tau.
3) Cov tshuaj tiv thaiv: feem ntau nqa tawm hauv qab cua sov thiab lub sijhawm tiv thaiv nyob ntawm cov kev ua si ntawm cov reactants thiab kev ua haujlwm ntawm cov catalyst.
4) Daim ntawv thov ntawm cov khoom: Tus Ester cov tebchaw tau tsim muaj ntau yam ntawm kev siv, xws li cov tshuaj tsw qab, cov kuab tshuaj, txheej, thiab lwm yam.
Txawm hais tias cov ntaub ntawv tshwj xeeb ntawm cov khoom siv hluav taws xob hauv kev ua kom muaj ntau yam xws li kev siv reactor, tshwj xeeb tshaj yog thaum muaj kev xav tsis thoob thiab tswj tau ruaj khov thiab tswj tau ruaj khov.

Continuous fixed bed reactor | Shaanxi achieve chem

► Cov tshuaj tiv thaiv oxidation
Oxidation ntawm cawv

1) Lub hauv paus ntsiab lus: Cawv yog oxidized rau aldehyde lossis ketone nyob rau hauv kev txiav txim ntawm catalyst.
2) catalyst: feem ntau siv tooj liab, nyiaj thiab lwm yam hlau catalalyst lossis hlau oxide catalyst.
3) Cov tshuaj tiv thaiv: feem ntau raws li cov xwm txheej ntawm cua sov thiab oxygen.
4) Daim ntawv thov ntawm cov khoom: aldehyde tsim yog ib qho khoom siv tseem ceeb rau kev sib txuas ntawm lwm cov tebchaw, xws li cov txuj lom thiab cov tshuaj lom neeg.
Nws yuav tsum tau sau tseg tias txawm hais tias txhua qhov kev xaiv ntau saum toj no yog cov kev xaiv ntau thiab cov tshuaj tiv thaiv cov khoom lag luam yuav sib txawv nyob ntawm cov reactants. Yog li ntawd, hauv kev thov siv tswv yim, kev kho kom zoo thiab kho kom haum raws li qhov xav tau kev xav tau thiab cov xwm txheej.

Tsis tas li ntawd, tsau-pw ntau tubular reaster muaj ntau yam zoo hauv catalaging kua roj-theem kev ua haujlwm, muaj kev muaj peev xwm, thiab kev ruaj khov. Cov txiaj ntsig zoo ua rau cov tshuaj reactor muaj ntau yam kev thov kev cia siab hauv kev lag luam tshuaj.

Uas yog qhov zoo dua, tsau txaj multitrube reactor

En Conical catalants kev ua tau zoo thiab kev siv khoom siv
1) Tsau Txaj Ncaws Ntau-Raj Raj:
Cov catalyst yog tsau rau ntawm cov raj tawm tsam, uas tiv thaiv cov kab mob catalyst tshwm sim los ntawm kua yaig erosion thiab tau ntev lub neej ntawm cov catalyst.
Kev hu nruab siab ntawm cov kev tawm tsam thiab cov tshuaj tiv thaiv yog qhov txaus, uas txhim kho tus nqi siv thiab cov tshuaj tiv thaiv kev ua haujlwm ntawm cov catalyst.
2) Tsoos Reactor:
Catalysts tuaj yeem raug rau kua scource, uas ua rau hnav thiab ua haujlwm tsis zoo.
Tus nqi ntawm kev siv tshuaj tiv thaiv yuav raug cuam tshuam los ntawm yam xws li tsis sib xws ntawm cov khoom siv.
► Cov tshuaj tiv thaiv efficiency thiab khoom zoo
1) Tsau Txaj Ncaws Ntau-Raj Raj:
Nws muaj kev loj thiab kub hloov efficiency, uas yog conducive rau kev hloov pauv sai sai ntawm reactants thiab ntau tiam cov khoom lag luam.
Vim hais tias cov tshuaj tiv thaiv cov tshuaj tiv thaiv yog ruaj khov thiab yooj yim tswj, cov khoom siv tau zoo nyob ruaj khov thiab cov khoom hnav nyob ruaj khov.
2) Tsoos Reactor:
Cov tshuaj tiv thaiv efficiency yuav raug cuam tshuam los ntawm yam xws li sib xyaw tsis ncaj thiab tsawg cua sov thiab loj hloov chaw ua haujlwm.
Cov khoom lag luam zoo yuav raug cuam tshuam los ntawm kev hloov pauv ntawm cov kev coj ua thiab kev tawm tsam ntawm catalyst kev ua tau zoo.

Tsau txaj Rise Fareor (FBMR) yog qhov siv tau ntau thiab ntau yam khoom siv tau siv dav hauv cov khoom siv catalytic ua kua. Nws cov kev tsim cov raj muaj ntau ntxiv rau cov kev sib tw loj ntawm cov reactants, uas cuam tshuam ntau yam kev ua tau zoo. Hauv hydrogenation cov tshuaj tiv thaiv, tus reactor muaj peev xwm hloov pauv hydrocarbons xws li Olefins rau aginal hydrocarbons, xws li propylene hydrogenation rau propane. Lub caij no, hauv Ereenification thiab oxidation kev tawm tsam, lub pw-txaj ntau tubular reasor tseem pom tau zoo heev catalytic ua tau zoo thiab xaiv cov khoom lag luam. Los ntawm kev xaiv cov catalyst txoj cai thiab kev ua kom zoo rau cov tshuaj tiv thaiv cov tshuaj tiv thaiv cov khoom lag luam xws li esters, aldehydes lossis ketones. Tsis tas li ntawd, lub pw-pw ntau tubular reactor muaj qhov zoo ntawm cov qauv ruaj khov, uas tau yooj yim txij nkawm, uas muab kev txhawb nqa kev txhawb nqa tshuaj lom neeg. Yog li ntawd, lub pw-pw ntau tubular reassor muaj ntau yam ntawm cov ntawv thov kev cia siab thiab tus nqi tseem ceeb hauv cov tshuaj.

Cim npe nrov: Reactor, Tuam Tshoj Tas Tas Lub Hav Ntau, cov chaw muag khoom, Hoobkas

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