Sau: Dany Huang, Ph.D.
CEO & R&D Leader, TOB New Energy
Txuas nrog Dr. Huang ntawm LinkedIn
Executive Summary & Key Takeaways
Supercapacitor manufacturing tsis yog "ceev lithium{0}}ion." Nws xav tau qhov sib txawv slurry rheology tswj, tshwj xeeb carbon activation tsis, thiab cov nro profile tshwj xeeb. Retrofitting qub cov cuab yeej ua tsis tiav.
Electrode Thickness:EDLC electrodes tsis tu ncua tshaj 150 µm ib sab. Qhov no yuav tsum tau hloov kho qhov -tuag geometry los tiv thaiv cov yeeb yaj kiab loj heev.
Winding Tension:Supercap winding tshuab yuav tsum tswj cov txheej txheem ua kom tsis muaj zog ntawm cov pa roj carbon ntau nrog ultra- tswj nruj nruj.
Electrolyte Handling:Acetonitrile (ACN) raws li electrolytes thov tawg - pov thawj, tshuaj tiv thaiv txhaj tshuaj twj.
Cov Tswv Yim Muag Khoom:Kev koom tes ncaj qha nrog cov chaw tsim khoom lag luam turnkey xyuas kom koj cov khoom sib xyaw, txheej txheej, thiab cov txheej txheem winding raug ntsuas tshwj xeeb rau siab - cov pa roj carbon porosity.
Lub Hook
Koj nyuam qhuav rhuav tshem 50kg batch ntawm activated carbon electrodes. Vim li cas? Koj sim thawb supercapacitor slurry los ntawm tus qauv lithium-ion slot tuag. Lub slurry agglomerated. Cov ntawv ci ripped. Kuv pom qhov kev puas tsuaj tas li. Cov thawj tswj hwm kev tsim khoom xav tias lawv tuaj yeem rov kho dua NMC txheej txheej rau hluav taws xob ob - Txheej Capacitors (EDLCs). Lawv ua tsis tau. Supercapacitors xav tau cov khoom siv hluav taws xob sib txawv kiag li thiab cov cuab yeej tshwj xeeb winding.
Cov khoom muaj tseeb: viscosity thiab tsis ua haujlwm
Activated carbon yog txhoj puab heev. Nws yog abrasive. Nws yog heev ntxeem tau. Nws absorbs hnyav zoo li daim txhuam cev.
Qhov Failure Scenario:Yog tias koj cov slurry mixing viscosity poob qis dua 4000 mPa·s vim tias koj siv tus qauv Li-ion mixing duration, cov pa roj carbon ntau yuav nyob rau hauv koj cov txheej txheej pub tank. Koj qhov chaw ntom ntom yuav hloov pauv ntau dua 15%. Qhov tshwm sim supercapacitors yuav raug kev txom nyem loj heev nrog rau sab hauv (IR) spikes thiab ua tsis tiav lawv thawj zaug xwb - lub voj voog tawm.
Koj xav tau hnyav- lub luag haujlwm planetary mixers tsim tshwj xeeb rau ultra- cov ntsiab lus siab. Koj tsis tuaj yeem txiav cov ces kaum ntawm no.
A vs B: Li-ion Production vs. Supercapacitor Kab
Wb daim duab sib tshooj. Qhov tseem ceeb ntawm lub zog cia physics txawv, thiab cov khoom siv kho vajtse zoo li ntawd. Yog tias koj tab tom nrhiav cov khoom siv rau kev yuav khoom ntau, koj yuav tsum nkag siab txog qhov matrix no.
Cov cuab yeej zoo ib yam:Slitting tshuab, zaum kawg cell sorting, thiab yooj yim tsim testers.
Zoo sib xws tab sis Hloov Kho:Txheej tshuab (xav tau qhov sib txawv qhov dav dua qhov tuag). Calendering yob presses (yuav tsum tau tshwj xeeb rhuab yob los tiv thaiv tuab zaj duab xis fragmentation).
Sib txawv kiag li:Winding tshuab. Electrolyte txhaj tshuab. Sib sib zog nqus nqus qhov cub.
Core Parameter Sib piv Matrix
| Txheej txheem theem | Lithium{0}}Ion (NMC/Graphite) | Supercapacitor (EDLC) | Cov khoom siv tseem ceeb |
| Txheej | 50-100 µm ib sab | >150 µm rau ib sab | Hloov kho qhov tuag di ncauj geometry |
| Cua | Siab siab kam rau ua | Tsis muaj zog heev | Ultra{0}}tsis tshua muaj zogprecision supercap winding tshuab tsum |
| Ci | 12-24 teev | 24-48 teev | Deep nqus tsev vacuum ci (< 5 Pa) |
| Electrolyte | LiPF6 hauv EC/DEC | ACN los yog PC raws | Kev tawg- pov thawj ceramic filling twj |
Lub Winding Bottleneck
Cov txheej txheem supercapacitor winding yog lim hiam. Activated carbon electrodes yog incredibly tuab thiab nkig. Standard winding nro yuav snap lawv instantly.
Engineering Insight:Winding EDLC cov hlwb yuav tsum muaj kev sib zog ua kom muaj zog. Yog tias qhov nro tshaj cov khoom siv lub zog tawm los ntawm ib feem ntawm Newton, electrode micro- tawg. Hu rau TOB Tshiab Zog engineering pab neeg kom tau txais kev kho qhov nro curves mapped precisely rau peb supercapacitor winding khoom.
Volatile Electrolyte Filling
Supercapacitor electrolytes yog cov tsiaj nyaum nkaus xwb. Acetonitrile (ACN) yog qhov tsis zoo thiab muaj tshuaj lom neeg. Koj tsis tuaj yeem siv tus qauv lithium-ion lub tshuab nqus tsev ntim khoom. Cov kuab tshuaj yuav rhuav tshem cov twj tso kua mis txheem hauv lub lis piam.
Koj xav tau tshwj xeeb, tshuaj tiv thaiv txhaj tshuaj taub hau. Raws li cov chaw tsim khoom tseem ceeb, peb tau ua raws li - zeb ceramic twj taub hau tshwj xeeb los tiv thaiv ACN degradation ntau lab lub voj voog ntau lawm.
Npaj Scale Up?
Kev tsim lub chaw supercapacitor yuav tsum muaj kev paub tshwj xeeb. Txhob patching ua ke generic machinery. Raws li cov chaw tsim khoom hauv Suav teb, TOB Tshiab Zog muab kev koom ua ke tag nrhosupercapacitor manufacturing turnkey kab kev daws teeb meem. Peb muab txhua yam los ntawm lub Hoobkas teeb tsa mus rau kev yuav khoom ntau thiab ntawm -kev cob qhia tus neeg ua haujlwm hauv chaw. Xa peb koj cov peev txheej EDLC hnub no rau kev ncaj qha - los ntawm - Hoobkas nqi.
FAQ (Tib neeg kuj nug)
Q1. Kuv puas tuaj yeem siv lithium-Ion txheej tshuab rau supercapacitors?
Tsis yog. Tsis yog tsis muaj kev hloov kho dav dav. Supercapacitor electrodes yog thicker. Koj yuav tsum tau hloov lub qhov tuag shims, kho cov kua twj tso kua mis siab, thiab hnyav heev hloov lub qhov cub kom qhuav aav kom haum rau qhov ntub dej loj heev.
Q2. Lub sijhawm ziab rau supercapacitor electrodes yog dab tsi?
Feem ntau 24 mus rau 48 teev. Vim hais tias ntawm qhov loj hauv cheeb tsam ntawm cov pa roj carbon activated, tshem tawm cov seem seem yuav tsum tau ua kom lub tshuab nqus tsev sib sib zog nqus ntev dua (hauv qab 5 Pa) piv rau cov qauv graphite anodes.
Q3. Puas yog supercapacitor electrolyte filling txaus ntshai?
Yog lawm. Cov kuab tshuaj zoo li Acetonitrile yog cov volatile heev. Koj yuav tsum tau muab cov tshuab filling tshwj xeeb nrog kev tawg- pov thawj kev ntsuas thiab lub tshuab ua pa ua pa ua ke ncaj qha rau hauv cov khoom siv chassis.
