Customized Khoom Tsim

Hauv kev lag luam kev lag luam, cov khoom lag luam hloov tshiab tshwm sim sai heev, thiab cov txheej txheem tau dhau los ua nyuaj. Cov khoom siv txheem feem ntau ua tsis tau raws li cov kev xav tau hloov zuj zus. Cov cuab yeej siv kho mob tau dhau los ua lub tswv yim tseem ceeb rau cov tuam txhab los txhim kho kev sib tw thiab daws cov teeb meem ntawm cov txheej txheem. Yuav ua li cas tsim kho kom haum raws li qhov tshwj xeeb yuav tsum tau ntawm supercritical CO₂ thiab hnyav rho tawm?

Thawj kauj ruam hauv kev tsim kho yog kom nkag siab qhov tseeb ntawm cov neeg siv khoom xav tau. Nws yog ib qho tseem ceeb uas yuav tsum tau mus dhau qhov tsis txaus ntseeg thiab delve rau hauv cov teeb meem hauv qab.

Lub tuam txhab botanical extraction siv supercritical CO₂ extraction cov cuab yeej xav tau yim teev los rho tawm cov khoom muaj txiaj ntsig tshwj xeeb, ua tiav tsuas yog 65% rho tawm tawm los nrog batch-rau-batch purity variations tshaj 5%. Kev tshawb nrhiav ntawm - qhov chaw tshawb nrhiav los ntawm pab neeg tsim qauv tau qhia tias cov teeb meem tseem ceeb yog qhov tsis sib xws hauv lub nkoj tshem tawm, qeeb siab thiab qhov kub thiab txias teb, thiab tsis muaj peev xwm kho tau sai rau cov khoom siv raw nrog qhov sib txawv ntawm qhov ntau thiab tsawg thiab cov dej noo. Cov neeg siv khoom xav tau tsis yog "kev tshem tawm sai dua" tab sis kuj tseem "ua kom haum rau cov khoom siv sib txawv, cov khoom sib xws, thiab cov txiaj ntsig siab extraction."

Cov kev qhia tshwj xeeb:

(1) Cov txheej txheem tawg: Faib tag nrho cov txheej txheem rho tawm mus rau hauv cov kauj ruam suav nrog cov khoom siv raw pretreatment, CO₂ pressurization, tshem tawm cov tshuaj tiv thaiv, sib cais thiab sau, thiab hnyav rov qab. Txheeb xyuas cov cim tseem ceeb rau txhua kauj ruam, xws li qhov tseeb siab (± 0.1 MPa), tswj qhov kub thiab txias (± 1 degree), tshem tawm cov hlab ntsha nrawm nrawm (kho tau los ntawm 5-30 rpm), thiab qhov hnyav rov qab (Ntau dua lossis sib npaug li 98%).
(2) Teeb meem Kev txhais lus: Hloov cov kev txhawj xeeb xws li "tsawg rho tawm tus nqi," "cov khoom siv tsis sib xws," thiab "qhib cov khoom hloov pauv thiab commissioning" rau hauv cov kev xav tau tshwj xeeb. Piv txwv suav nrog cov khoom siv raw khoom me me ntawm 50-200 mesh, lub sijhawm hloov kho lub sijhawm tom qab hloov khoom ntawm<30 minutes, active ingredient extraction rate ≥92%, and batch purity variation of ≤1.5%.
(3) Scenario Simulation: Siv cov txheej txheem simulation software los hloov cov khoom siv tiag tiag, simulating cov kev hloov pauv hauv huab hwm coj thiab kev siv hluav taws xob raws li cov khoom siv sib txawv (cov ntsiab lus noo noo 8% -15%) thiab siab ntau (10-35 MPa). Qhov no yuav pab txheeb xyuas cov teeb meem muaj peev xwm ua ntej, xws li cov cua sov hauv zos lossis cov kuab tshuaj ntau dhau.

Customized extraction khoom integrates mechanical structure, hluav taws xob tswj, thiab software systems, xav tau kev sib koom tes ntau yam kom tau raws li cov txheej txheem tshwj xeeb.

1.Mechanical Design

Nws yuav tsum ua kom tau raws li siab -lub siab sealing yuav tsum tau thaum txhim kho huab hwm coj hloov efficiency thiab cov ntaub ntawv compatibility. Nyob rau hauv ib txoj haujlwm kho cov kuab tshuaj tshem tawm cov khoom siv rau lub tuam txhab tshuaj suav tshuaj, pab pawg tsim kho cov tshuaj tua kab mob zoo li qub rau cov qauv siv zog nrog kev sib tw thiab cov kua roj xa tawm. Ua ke nrog 316L stainless hlau ntxeem tau faib phaj, qhov no nce qhov hnyav-raws li qhov chaw tiv tauj los ntawm 40%, txo lub sijhawm rho tawm los ntawm 6 teev mus rau 3.5 teev. Ceev- qhib flanges thiab cov ntxaij vab tshaus sib hloov tau kuj tau muab tso ua ke kom haum rau kev thauj khoom, tshem tawm, thiab pom kev xav tau ntawm cov khoom siv raw nrog ntau qhov sib txawv.

2. Hluav taws xob tswj

​Nws yuav tsum pab kom meej dynamic hloov ntawm cov txheej txheem tsis. Nyob rau hauv txoj haujlwm tau hais los saum no, pab pawg tau siv qhov kev faib tawm PLC tswj kom sau cov teeb liab los ntawm ntau dua 20 lub sensors, suav nrog kev tshem tawm cov hlab ntsha siab sensors, lub tsho kub transmitters, thiab hnyav flow sensors. PID kaw- voj tswj tau ua tiav millisecond- theem siab thiab qhov kub thiab txias teb, hais txog qhov tsis sib xws ntawm kev rho tawm los ntawm kev hloov pauv qeeb hauv cov khoom siv pa. Kev tawg- cov khoom pov thawj hluav taws xob kuj tau siv los ua kom haum rau qhov chaw rho tawm uas muaj cov kuab tshuaj tsw qab xws li ethanol.

3. Kev tsim kho software

Nws yuav tsum tau mob siab rau algorithms los txhim kho cov txheej txheem raug thiab ruaj khov. Hauv qhov project supercritical CO₂ rho tawm cov cuab yeej, pab pawg software tau tsim qhov tsis siv neeg tsis siv neeg- sib piv algorithm raws li cov khoom siv raw. Los ntawm kev sau cov ntaub ntawv keeb kwm rho tawm (raws li cov khoom siv me me, cov ntsiab lus noo noo, thiab cov ntsiab lus ntawm lub hom phiaj) thiab tsim cov ntaub ntawv, lub kaw lus cia li pom zoo kom pom qhov siab, qhov kub thiab txias, thiab lub sij hawm rho tawm thaum cov ntaub ntawv hloov pauv. Ib qho tiag - lub sij hawm saib xyuas module kuj tau siv los muab cov lus ceeb toom ntxov rau qhov txawv txav ntawm qhov tsis xws li CO₂ txaus tus nqi thiab kev sib cais ntawm cov kua dej thaum lub sij hawm rho tawm, txo cov kev hloov pauv hauv cov khoom tawm los ntawm ± 4% mus rau ± 0.8%.

1. Cov khoom siv thiab cov khoom xaiv

( 1 )Xav txog kev tiv thaiv corrosion, siab -siab sealing, thiab txheej txheem compatibility:
① Kev tshem tawm cov hlab ntsha thiab cov kav dej raug cov kua qaub los yog alkaline cov kuab tshuaj yuav tsum tau tsim los ntawm 316L stainless hlau los yog Hastelloy los tiv thaiv hnyav corrosion, khoom to, thiab cov khoom paug.
② Siab-siab li qub thiab cov ntsaws ruaj ruaj nyob rau hauv supercritical systems yuav tsum siv polytetrafluoroethylene thiab hlau- cov kab mob sib xyaw ua ke, muaj peev xwm tiv taus qhov siab tshaj 35 MPa thiab muaj kev pabcuam lub neej ntau dua 1,000 cycles.
③ Lub condenser nyob rau hauv cov kuab tshuaj rov qab system yuav tsum siv ib tug siab - efficiency titanium raj kub exchanger, haum rau ceev ceev condensation thiab rov qab tsis tshua muaj - boiling - cov kuab tshuaj (xws li, ethanol, ethyl acetate), nce tus nqi rov qab mus rau ntau tshaj 99%.
( 2 )Thaum xaiv cov khoom, sib npaug kev ua haujlwm thiab tus nqi. Rau cov txheej txheem botanical extraction, titanium heat exchangers yog tsis tsim nyog; 316L stainless hlau yog txaus, zam dhau - engineering.

2. Modular Tsim

Faib cov khoom siv rau hauv kev ywj pheej, xws li cov khoom siv raw pretreatment, cov tshuaj tiv thaiv extraction, kev sib cais thiab rov qab, thiab cov kuab tshuaj ua haujlwm, txuas ntawm cov qauv flanges thiab piping interfaces. Lub tuam txhab kev noj qab haus huv ntxiv cov kab ntau lawm ntau lawm, siv txoj hauv kev no, tuaj yeem hloov pauv ntawm supercritical CO₂ extraction thiab ethanol solvent extraction los ntawm kev hloov cov agitation Cheebtsam nyob rau hauv lub extraction hlab ntsha thiab lim membrane nyob rau hauv lub cais module. Qhov no txo ​​cov nqi hloov khoom siv los ntawm 65% thiab ua rau lub kaw lus hloov mus rau cov kev xav tau ntawm cov khoom xyaw sib txawv.

3. Kev nyab xeeb thiab kev ntseeg siab

Ntxiv nrog rau kev tiv thaiv cov khoom siv xws li siab -siab nyab xeeb li qub, tawg- cov khoom siv pov thawj siab, thiab cov ntaub thaiv kev nyab xeeb, software kev nyab xeeb logic yuav tsum tau txhim kho:
( 1 )Yog tias cov hlab ntsha rho tawm siab tshaj qhov teeb tsa tus nqi los ntawm 10%, lub kaw lus cia li qhib lub siab nyem valve thiab txiav tawm lub zog cua sov.
( 2 )Yog hais tias qhov hnyav cia tank kua theem poob qis dua tus nqi ceeb toom, lub tswb nrov thiab pom kev tshwm sim, thiab lub twj tso kua mis pub yog nres.
( 3 )Yog tias lub hau npog tsis raug kaw thaum lub sijhawm ua haujlwm, cov khoom siv tam sim ntawd kaw thiab kaw qhov chaw ua txhaum thiab ua rau muaj teeb meem tom qab.

1. Tsim Phaj

( 1 )Siv finite element tsom xam software los simulate lub zog ntawm lub extraction nkoj plhaub, xyuas kom tsis muaj deformation los yog to nyob rau hauv lub siab tshaj plaws siab ntawm 40 MPa, yog li zam kom tsis txhob muaj kev nyab xeeb txaus ntshai cuam tshuam nrog high - kev ua haujlwm siab.
( 2 )Siv cov txheej txheem simulation software los simulate flow field tis nyob rau hauv lub nkoj ntawm cov sib txawv ntws tus nqi, optimizing impeller ceev thiab kua tis chaw nres nkoj tso chaw nyob rau hauv localized low mass transfer efficiency.
( 3 )Ua cov kev sim ntsuas kev ntsuas kev ntsuas, simulating cov xwm txheej txawv txav xws li qhov hloov pauv ntawm qhov hluav taws xob thiab qhov ntsuas qhov tsis ua haujlwm, txhawm rau txheeb xyuas qhov system muaj peev xwm los daws qhov kev kaw thaum muaj xwm txheej ceev thiab ntsuas qhov ntsuas dua.

2. Prototype Phase

( 1 )Ua 168 teev (7 hnub) ntawm kev ua haujlwm tsis tu ncua, ua cov kev sim rho tawm ntawm peb cov khoom siv raw (xws li, honeysuckle, salvia miltiorrhiza) los ntsuas cov cuab yeej ua haujlwm ruaj khov (tsis ua haujlwm tsawg dua lossis sib npaug li 0.5%) thiab kev siv hluav taws xob.
( 2 )Ua qhov kev sim ua tiav ntawm 10 pawg ntawm cov khoom siv raw, ntsuas cov ntsuas tseem ceeb xws li kev rho tawm tawm (Ntau dua lossis sib npaug li 92%), purity variation (tsawg dua lossis sib npaug li 1.5%), thiab cov kuab tshuaj residue (tsawg dua lossis sib npaug li 5 ppm) kom siv tau cov txheej txheem tsim nyog.
( 3 )Ua cov kev ntsuam xyuas huab: nyob rau hauv cov xwm txheej ntawm ± 15% voltage fluctuation thiab 20% cov khoom siv raw cov ntsiab lus noo noo, tshuaj xyuas cov cuab yeej ntsuas kev hloov pauv peev xwm thiab cov khoom lag luam ruaj khov.
( 4 )Cov khoom siv supercritical CO₂ rho tawm tau dhau qhov kev lees paub, ua tiav lub hom phiaj ntawm cov khoom xyaw extraction tawm los ntawm 94.2% thiab hnyav rov qab tus nqi ntawm 99.3%, nrog batch - rau - batch variation ntawm tsuas yog 0.9%, deb tshaj cov neeg xav tau.

Lub neej yav tom ntej ntawm kev tsim qauv tsim rau supercritical CO₂ thiab cov khoom siv hnyav ntxiv yuav hais txog peb qhov tseem ceeb:

1.Data-Txoj Kev Taug Kev

Nruab rau hauv - kab sensors rau siab, kub, ntws, thiab muaj pes tsawg leeg ntawm cov khoom siv tseem ceeb los sau cov ntaub ntawv tiag tiag - lub sijhawm txheej txheem thiab ua kom zoo tshaj qhov kev rho tawm siv tshuab kev kawm algorithms. Piv txwv li, ib lub kaw lus cia li kho CO₂ txaus tus nqi thiab lub sij hawm rho tawm raws li qhov tiag - lub sij hawm raw khoom ya raws cov ntsiab lus, kev txhim kho extraction efficiency los ntawm 12%.

2.Digital Twin Technology

 Tsim tus qauv virtual ntawm cov khoom siv, ua daim phiaj qhia tiag-lub ntiaj teb kev ua haujlwm, cov khoom siv, thiab cov txheej txheem tsis raws sijhawm. Simulate cov txheej txheem sib txawv los txhim kho kev ua haujlwm ua ntej thiab kwv yees lub sijhawm hloov pauv rau cov khoom siv xws li cov ntsaws ruaj ruaj thiab cov ntxaij lim dej, txo cov sijhawm txij nkawm los ntawm 40%.

3.Hardware–Software Decoupling

Siv lub platform kho vajtse thoob ntiaj teb, suav nrog cov hlab ntsha siab thiab cov kav dej, ua ke nrog kev tswj hwm software uas tuaj yeem hloov kho thiab cov haujlwm ua haujlwm. Cov neeg siv khoom tuaj yeem hloov kho cov txheej txheem tom qab los ntawm kev hloov kho software algorithms lossis hloov cov khoom siv rho tawm, tshem tawm qhov xav tau ntawm kev yuav khoom tshiab. Qhov no txo ​​tus nqi customization ntau dua 30%.
Piv txwv li, ib lub chaw tsim khoom siv cov cuab yeej txawj ntse supercritical extraction system suav nrog tsis yog kho kho kho vajtse nkaus xwb tab sis kuj yog ib qho tsim - hauv cov ntaub ntawv ntawm kev rho tawm tsis pub dhau 200 cov khoom xyaw botanical. Cov neeg siv khoom tuaj yeem siv cov ntaub ntawv no rau kev debugging sai, txo cov txheej txheem kev txhim kho rau cov khoom siv tshiab los ntawm 15 hnub mus rau 3 hnub.

Tus yuam sij rau kev tsim kho cov khoom siv extraction yog nyob rau hauv kev ntsuas kev ua tau zoo, txheej txheem hloov kho, thiab tswj tus nqi. Kev vam meej tsis yog nyob ntawm kev tsim kho tshiab hauv cov qauv siv tshuab lossis kev tswj hwm thev naus laus zis nkaus xwb tab sis kuj yog kev nkag siab tob txog kev hloov pauv huab cua ntawm supercritical CO₂ thiab cov kuab tshuaj rho tawm, kev sib koom tes sib koom ua ke, thiab kev pabcuam kev pabcuam hauv lub neej. Raws li kev lag luam xws li kws tshuaj thiab tshuaj noj qab haus huv xav tau nce qhov tseeb thiab muaj txiaj ntsig zoo ntawm cov khoom xyaw ntuj, cov khoom siv kho kom haum uas tuaj yeem hloov kho sai sai rau cov txheej txheem kev hloov pauv thiab tsis tu ncua optimize extraction kev ua tau zoo yuav dhau los ua ib qho tseem ceeb ntawm lub tuam txhab kev sib tw kom zoo dua.