Tawm tsam keeb kwm yav dhau los ntawm kev kub ntxhov thoob ntiaj teb lub zog thiab cov hom phiaj ntawm cov pa roj carbon nruab nrab, kev lag luam plastics yog nyob rau hauv qhov tsis tau pom dua los txo qis kev siv hluav taws xob thiab carbon emissions. khob yas, raws li cov khoom siv uas siv nyiaj ntau heev hauv lub neej niaj hnub, tshwj xeeb tshaj yog muaj kev phom sij rau kev siv hluav taws xob thiab cov pa roj carbon emissions thaum tsim khoom. Raws li qhov tseeb thev naus laus zis txoj kev loj hlob zoo ntawm cov yas khob cov kab ntau lawm thiab cov xwm txheej ntawm kev lag luam, cov ntawv tshawb xyuas lub zog-txuag thiab lub zog-txuag txoj hauv kev ntawm yas khob ntau lawm kab los muab kev daws teeb meem rau kev hloov pauv ntsuab ntawm kev lag luam.
1.Core Process Optimization: Txo lub zog noj ntawm qhov chaw.
1.1 Precision Control ntawm Txhaj Moulding Parameters
Txhaj tshuaj molding yog cov txheej txheem tseem ceeb ntawm lub khob yas tsim, suav txog ntau dua 60%% ntawm lub zog noj ntawm tag nrho cov kab ntau lawm. Los ntawm optimizing lub siab thiab lub sij hawm tsis, zoo kawg li lub zog txuag tuaj yeem ua tiav thaum ua kom cov khoom zoo. Piv txwv li, kev siv ntau yam -theem siab tuav ua ke nrog cov ntse tswj lub siab tuaj yeem txo qis kev siv hluav taws xob los ntawm 20 mus rau 30 feem pua. Cov ntaub ntawv tshawb fawb qhia tau hais tias thaum lub siab txo los ntawm 120 MPa rau 90 MPa thiab lub zog noj ib hom yog txo los ntawm 0.18 kW·h mus rau 0.13 kW·h, cov khoom tsim nyog tus nqi nce 5 feem pua.
Cooling system optimization yog lwm qhov tseem ceeb ntawm kev txhim kho. Cov tshuab cua txias ib txwm siv lub zog ntau dua, tab sis hloov mus rau cov dej txias nrog kaw - lub voj voog cua txias tuaj yeem txo cov cua txias siv ntau dua 40%. Nyob rau hauv ib txoj kab kev kho dua tshiab, lub sij hawm txias tau txo los ntawm 35 35% optimizing pwm dej channel layouts thiab siv nanofluid txias xov xwm, thiab pwm voj voog raug txo los ntawm 18 vib nas this mus rau 12 vib nas this, txuag 120,000 kW · h ntawm hluav taws xob ib xyoos twg.
1.2 Txhim kho cov txheej txheem Extrusion Efficiency
Rau cov qauv tsim ntawm lub khob lub cev thiab lub hau tsim cais, lub zog txuag lub peev xwm hauv txheej txheem extrusion yog qhov zoo. Kev siv qhov sib txawv pitch ntsia hlau es tsis txhob siv cov ntsia hlau tas li tuaj yeem txhim kho kev ua haujlwm ntawm plasticization los ntawm 15% -20%. Ib lub tuam txhab tau ua kom zoo tshaj qhov kub ntawm cov cua sov hauv cheeb tsam kom tsis txhob muaj cua sov hauv zos thiab lub zog pov tseg, thiab ua ke nrog kev tswj xyuas qhov kub thiab txias rau kev hloov pauv hluav taws xob, kev siv hluav taws xob rau ib chav tsev ntawm cov khoom tau raug txo los ntawm 0.32 kW·h / kg txog 0.25 kW·h / kg.
2. Cov khoom siv kho dua tshiab thiab kev hloov pauv ntse
2.1 Taw qhia txog kev siv hluav taws xob zoo
Lub zog hloov dua siab tshiab ntawm cov tsoos hydraulic txhaj tshuaj molding tshuab tsuas yog 60% -70%, thaum tag nrho cov hluav taws xob txhaj tshuaj molding tshuab uas tau tsav ncaj qha los ntawm servo motors tuaj yeem ncav cuag 90%. Ib lub tuam txhab tau hloov tag nrho 12 hydraulic xovxwm nrog cov qauv hluav taws xob ntshiab, txo kev siv hluav taws xob txhua xyoo los ntawm 4.8 lab kW·h txog 2.8 lab kW·h, 42% kev ua haujlwm tau zoo. Nyob rau hauv cov ntaub ntawv ntawm hydraulic system, kev sib xyaw ua ke ntawm zaus hloov pauv ceev tswj thiab tsis tshua muaj siab hydraulic roj tuaj yeem txo qhov system zog ntawm hydraulic system los ntawm 25% -30%.
2.2 Kev koom ua ke ntawm Kev Tswj Xyuas Kev Txawj Ntse
Kev tsim khoom tsis tuaj yeem ua kom zoo dua nyob rau lub sijhawm tiag tiag los ntawm kev siv Distributed Control Systems (DCS) thiab Manufacturing Execution Systems (MES). Tom qab kev taw qhia txog kev txawj ntse algorithm, cov kab ntau lawm tau hloov kho tsis zoo xws li kev txhaj tshuaj nrawm thiab lub sijhawm rwb thaiv tsev raws li cov khoom siv raw, qhov kub thiab txias thiab lwm yam, txo qhov kev sib txawv ntawm kev siv zog ntawm ib chav tsev ntawm ± 8% mus rau ± 2%. Ua ke nrog kev saib xyuas kev kwv yees, cov khoom siv tsis ua haujlwm tau txo qis los ntawm 40% thiab lub sijhawm tsis tau npaj tseg tau txo los ntawm 60%.
2.3 Tsim cov khoom siv hluav taws xob pov tseg
Yas khob ntau lawm ua rau ntau yam khoom pov tseg thaum tshav kub kub, extruder chim kub dissipation thiab hydraulic cua sov tsim 30% ntawm tag nrho cov qis - qib cua sov zog. Cov cua sov tuaj yeem siv rau cov khoom siv raw preheating lossis rhiav cua sov cua sov los ntawm kev txhim kho cov yeeb nkab hluav taws xob pov tseg cov khoom siv hluav taws xob rov qab. Ib lub tuam txhab kev coj ua tau pom tias kev noj cov roj ntuj txo qis los ntawm 25% thiab 120 tons ntawm cov qauv thee tau txais kev cawmdim txhua xyoo tom qab cov txheej txheem rov qab los ntawm cov khoom siv hluav taws xob.
3. Kev siv hluav taws xob zoo thiab kev siv hluav taws xob txuas ntxiv
3.1 Clean Energy Alternative Solutions
Kev teeb tsa ntawm lub tshuab hluav taws xob photovoltaic (PV) ntawm lub ru tsev ntawm cov nroj tsuag, ua ke nrog "auto- tiam, hluav taws xob ntau ntxiv rau hauv daim phiaj" qauv, tuaj yeem ua tau raws li 30% -40% ntawm cov kab tsim hluav taws xob xav tau. Ib lub tuam txhab 5 MW photovoltaic fais fab chaw nres tsheb tsim 6 lab kilowatt teev hluav taws xob hauv ib xyoos, sib npaug rau 4,800 tons ntawm carbon dioxide emissions. Cov khib nyiab yas pyrolysis syngas tuaj yeem siv los ua cov khoom siv hluav taws xob biomass rau boiler roj thiab kom paub txog kev siv hluav taws xob.
3.2 Kev ntsuas kev ua kom zoo zog
Lub installation Active Power Filters (APF) thiab Dynamic Voltage Restorers (DVR) tuaj yeem tshem tawm qhov hloov pauv hluav taws xob thiab kev cuam tshuam kev sib raug zoo thiab txhim kho kev ua haujlwm ntawm cov khoom siv. Raws li qhov kev hloov kho tshiab, cov khoom siv hluav taws xob hluav taws xob ib kab ntau lawm tau nce ntawm 0.78 mus rau 0.95 thiab qhov hloov pauv hloov pauv tau txo los ntawm 18%, txuag 150,000 kW·h ntawm hluav taws xob ib xyoos.
4. Cov khoom siv raw hloov pauv thiab tsim lub teeb yuag
4.1 Kev siv cov khoom siv Biobased
Tsoos polyethylene (PE) thiab polypropylene (PP) cov txheej txheem ntau lawm muaj cov pa roj carbon ntau dua, thaum biodegradable plastics xws li polylactic acid (PLA) muaj 40% qis carbon emission siv. Ib lub tuam txhab tau tsim PLA / xyoob fiber ntau sib xyaw uas txo qhov hnyav ntawm ib lub khob los ntawm 8 grams mus rau 6 grams thaum tswj lub khob lub zog, txo cov khoom siv raw li 25% thiab kev siv hluav taws xob ntau los ntawm 18%.
4.2 Kev tsim kho kom zoo dua qub
Los ntawm kev siv CAE simulation technology, lub khob phab ntsa thickness faib yog optimized, thiab lub thinning ntawm cov khoom yog tiav nyob rau hauv cov xwm txheej ntawm guaranteeing txhua yam khoom. Los ntawm topological optimization tsim, ib lub lag luam txo cov thickness ntawm hauv qab ntawm lub khob los ntawm 1.2 hli mus rau 0.9 hli, txo tus nqi ntawm raw khoom siv ib khob los ntawm 20% thiab txhaj tshuaj molding voj voog los ntawm 15%. Ua ke nrog ntau- txheej co-extrusion tshuab, txheej txheej cua rwb thaiv tsev tuaj yeem tsim nyob rau hauv lub khob phab ntsa, uas tuaj yeem txhim kho cov rwb thaiv tsev ua haujlwm los ntawm 30% thiab txo kev siv cov khoom siv.
V. Pov tseg rov qab thiab siv cov peev txheej
5.1 Ntug Khoom siv rov ua dua System
Teeb tsa cov kab rov ua dua tshiab ntawm crusher-tu-granulation- hloov kho los hloov cov khoom siv sab nraud rau hauv cov khoom siv rov ua dua tshiab. Los ntawm kev ntxiv 20 mus rau 30 feem pua cov khoom siv rov ua dua tshiab, cov nqi raw khoom tuaj yeem txo los ntawm 15 mus rau 20 feem pua yam tsis muaj kev cuam tshuam cov khoom zoo. Ib lub tuam txhab kev coj ua tau pom tias cov khob ua los ntawm cov khoom siv rov ua dua tau khaws 92% lub zog tensile thiab 88 feem pua qhov cuam tshuam lub zog piv rau cov khob ua los ntawm cov khoom siv raw.
Zog-Txuag thev naus laus zis rau cov pa roj
Volatile organic compounds (VOC) kev kho mob thaum lub sij hawm txhaj tshuaj molding yog lub hom phiaj ntawm kev txuag hluav taws xob. Los ntawm kev siv zeolite rotor concentration + catalytic combustion thev naus laus zis, qhov qis - cov pa tso pa tawm tuaj yeem ua kom muaj zog 20 zaug ua ntej kev kho mob, thiab cov thermal rov qab ua haujlwm tau ntau dua 85%. Tom qab kev kho dua tshiab, ib lub lag luam txo nws cov roj noj los ntawm 60%, thiab lub voj voog hloov catalyst tau txuas ntxiv mus rau 2 xyoos, txuag 400,000 yuan ib xyoos hauv cov nqi khiav lag luam.
6. Green Supply Chain Collaborative Management
6.1 Tsawg-Carbonization ntawm Upstream Raw Materials
Xav tau cov ntaub ntawv carbon hneev taw los ntawm cov chaw muag khoom thiab saib xyuas qhov tseem ceeb ntawm cov khoom siv raw khoom siv hluav taws xob ntsuab. Ib lub tuam txhab tau teeb tsa tus neeg xa khoom cov pa roj carbon hneev taw ntsuas qhov ntsuas kom txo qis emission siv ntawm raw cov ntaub ntawv los ntawm 12% thiab logistics zog siv los ntawm 15% los ntawm kev yuav khoom hauv nruab nrab.
6.2 Downstream Logistics Optimization
Lub zog tshiab tsheb thauj mus los thiab txoj hauv kev optimization algorithm yog siv los txo cov kev siv hluav taws xob sib faib . 1 los ntawm kev hloov cov tsheb thauj khoom siv hluav taws xob nrog cov hluav taws xob vans los ntawm kev xa cov tshuab ntse, txo cov pa roj carbon monoxide tsheb thauj mus los los ntawm 70 feem pua thiab txo cov tsheb khiav ntawm 25 feem pua mus rau 10 feem pua.
7. Txoj Kev Ua Haujlwm thiab Kev Ntsuam Xyuas Kev Pabcuam
7.1 Phased Transformation Strategy
Raws li lub hauv paus ntsiab lus ntawm "kev xav tau sai thiab muaj txiaj ntsig zoo rau cov neeg", cov tuam txhab yuav tsum tau coj los siv cov txheej txheem hauv cov theem: hauv thawj xyoo, lawv yuav tsum ua kom tiav cov khoom siv hluav taws xob- txuag thiab pov tseg cov cua sov rov qab, nrog rau lub sijhawm them rov qab ntawm 2-3 xyoos; nyob rau hauv lub xyoo thib ob, lawv yuav tsum txhawb nqa kev hloov hluav taws xob huv thiab kev txawj ntse kho dua tshiab, nrog rau kev txo qis zog siv zog siv zog ntau dua 20%; thiab nyob rau hauv peb lub xyoo, lawv yuav tsum tsim kom muaj ib tug ntsuab mov saw system kom ua tiav lub hom phiaj ntawm kev txo cov pa roj carbon emissions thoob plaws hauv lawv lub neej voj voog.
7.2 Integrated Benefits Analysis
Rau cov tuam txhab tsim 100 lab lub khob yas hauv ib xyoos, kev ua tiav ntawm cov kev ntsuas no yuav txuag tau 8 lab kW·h hluav taws xob, 6,400 tons ntawm carbon dioxide emissions, 3 lab yuan nyob rau hauv raw khoom nqi thiab 3 lab yuan nyob rau hauv cov nqi pov tseg ib xyoos twg. Thaum thawj zaug peev yuav yog kwv yees li $ 20 lab, cov nyiaj tau los ntawm kev txuag hluav taws xob thiab cov nyiaj tau los ntawm cov khoom lag luam tuaj yeem rov qab tau hauv 4 mus rau 5 xyoo.
Xaus:
Yuav kom txo tau lub zog noj ntawmyas khob ntau lawm kab, ib tug systematic mus kom ze yuav tsum tau saws los ntawm cov yam ntxwv ntawm cov txheej txheem optimization, khoom upgrades, zog tswj, raw khoom hloov thiab pov tseg recycling. Los ntawm kev nthuav tawm cov kev daws teeb meem tshiab xws li kev tswj hwm kev txawj ntse, kev siv hluav taws xob huv, thiab kev tsim lub teeb, cov tuam txhab tuaj yeem txo cov nqi khiav lag luam, txhim kho kev lag luam kev sib tw, thiab teeb tsa kev lag luam kev hloov pauv ntsuab. Nyob rau hauv cov ntsiab lus ntawm lub hom phiaj ntawm cov hom phiaj ntawm carbon neutrality, kev txuag hluav taws xob tau dhau los ua tib txoj hauv kev rau kev lag luam plastics kom muaj sia nyob thiab loj hlob, thiab kev nruam ntej yog qhov tseem ceeb rau kev ua lag luam ntawm lub neej yav tom ntej.
