Vanadium Redox Flow Batteries (VFBs)yog cov cuab yeej siv hluav taws xob tsim tawm tshiab nrog lub peev xwm tseem ceeb, tshwj xeeb tshaj yog nyob rau hauv cov ntawv loj loj, cov ntawv thov khaws cia ntev ntev. Tsis zoo li cov parechargeable roj teeb cia, VFBs siv cov tshuaj vanadium electrolyte rau ob qho tib si qhov zoo thiab tsis zoo electrodes, ua rau lawv tshwj xeeb hauv kev tsim thiab kev ua haujlwm.
Vanadium Redox Flow Battery yog dab tsi?
Covvanadium redox roj teeb (VRB), tseem hu ua vanadium flow battery (VFB) los yog vanadium redox flow battery (VRFB), yog ib hom roj teeb uas siv tau.
Nws siv vanadium ions hauv ntau lub xeev oxidation los khaws thiab tso tawm hluav taws xob. Tsis zoo li cov roj teeb li qub, VRFBs khaws lub zog hauv cov kua electrolytes uas ntws los ntawm lub cev tsis yog hauv cov khoom siv hluav taws xob. Qhov kev tsim no tso cai rau scalable thiab hloov tauzog cia daws teeb meem.
Cov Cheebtsam tseem ceeb ntawm Vanadium Redox Flow Battery
| Cov Ntsiab Cai | Kev piav qhia |
| Electrolytes | - VRFB siv ob lub kua electrolytes, feem ntau muaj vanadium nyob rau hauv txawv oxidation xeev (V²⁺, V³⁺, V⁴⁺, thiab V⁵⁺). |
| Cov hluav taws xob | - Ob lub electrodes (feem ntau yog cov pa roj carbon lossis cov khoom zoo sib xws) pab txhawb cov tshuaj tiv thaiv redox (txo thiab oxidation) tso tawm lossis khaws lub zog. |
| Membrane | - Ib qho proton-conducting membrane (feem ntau yog ua los ntawm Nafion) cais ob txoj kev daws teeb meem electrolyte, tso cai rau ion ntws ntawm ob sab thaum lub sij hawm them nqi / tso tawm. |
| Pumps thiab Flow System | - Cov khoom no nthuav tawm cov electrolytes los ntawm cov hluav taws xob hluav taws xob, ua kom muaj kev nruam ntawm vanadium ions rau cov txheej txheem hloov hluav taws xob. |
Lub roj teeb Vanadium Redox Flow ua haujlwm li cas?
- 1. Lub voj voog tawm
- Thaum tso tawm, vanadium ions nyob rau hauv cov kev daws teeb meem zoo thiab tsis zoo electrolyte raug oxidation thiab txo cov tshuaj tiv thaiv ntawm cov electrodes, tso tawm hluav taws xob hluav taws xob.
- 2. Charge Cycle
- Thaum them nyiaj, lub zog khaws cia los ntawm kev thim rov qab oxidation thiab txo cov tshuaj tiv thaiv, txav vanadium ions rov qab mus rau lawv cov qub oxidation xeev. Cov txheej txheem no suav nrog kev siv cov tam sim no sab nraud rau qhov system.
- 3. Flowing Electrolytes
- Cov yam ntxwv tseem ceeb ntawm cov roj teeb txaus yog kev siv cov kua electrolytes uas tau siv los ntawm lub cev, uas tso cai rau lub roj teeb lub peev xwm kom yooj yim los ntawm kev nthuav dav qhov loj ntawm cov khoom siv electrolyte cia tank.
Qhov zoo ntawm Vanadium Redox Flow Batteries
- √ Scalability
VRFBs tuaj yeem ua tau yooj yim scaled los ntawm kev nce qhov loj ntawm cov electrolyte tso tsheb hlau luam, ua rau lawv zoo tagnrho rau loj-scale zog cia daim ntaub ntawv xws li daim phiaj sib npaug thiab txuas ntxiv zog cia. - √ Lub Neej Ntev
Vanadium tsis degrade thaum caij tsheb kauj vab (vim nws siv tib yam khoom siv rau ob qho tib si zoo thiab tsis zoo electrolytes), uas muab VRFBs lub neej ua haujlwm ntev dua piv rau lwm cov roj teeb chemistry.
Naturgy tau siv lub roj teeb vanadium ntws hauv Zamora, Spain.
- √Kev nyab xeeb
VRFBs kuj muaj kev nyab xeeb vim tias cov electrolytes tsis-flammable thiab tsis muaj tshuaj lom. Daim ntawv ua kua kuj txo qhov kev pheej hmoo ntawm thermal runaway, uas tuaj yeem ua rau muaj kev txhawj xeeb hauv qee hom roj teeb. - √ Kev ua tau zoo
VRFBs tuaj yeem muaj qhov ua tau zoo nyob ib puag ncig (feem pua ntawm lub zog rov qab los thaum tso tawm) txij li 65% txog 85%, nyob ntawm tus qauv tsim thiab kev ua haujlwm. -
√ Lub zog thiab lub zog decoupling
VRFBs tuaj yeem ntsuas lub zog ntawm nws tus kheej (qhov loj ntawm electrolyte tso tsheb hlau luam) thiab lub zog (qhov loj ntawm cov khoom siv hluav taws xob hluav taws xob), uas ua rau lawv yooj yim rau kev siv sib txawv.
Daim ntawv thov ntawm Vanadium Redox Flow Batteries
Lub 1 MW 4 MWh containerized vanadium flow roj teeb muaj los ntawmAvista Utilities thiab tsim los ntawm UniEnergy Technologies.
- ⭐Daim phiaj Cia:VRFBs muaj txiaj ntsig tshwj xeeb rau khaws cia lub zog ntau dhau los ntawm cov khoom siv txuas ntxiv dua tshiab xws li cua thiab hnub ci, muab qhov tsis zoo los ua kom lub zog sib cuam tshuam ntawm cov peev txheej no.
- ⭐Renewable Energy Integration:Lawv tuaj yeem khaws lub zog thaum qhov kev thov qis thiab tso tawm thaum lub sijhawm xav tau siab tshaj plaws.
- ⭐Thaub qab fais fab:VRFBs kuj tseem siv tau rau cov tshuab hluav taws xob thaub qab hauv cov txheej txheem tseem ceeb.
Vanadium Redox Flow Battery VS Lithium Ion Battery
| Feature | Vanadium Redox Flow Battery (VFB) | |
| Kev nyab xeeb | Inherently muaj kev nyab xeeb dua vim yog cov tshuaj aqueous electrolyte, tsis muaj thermal runaway, hluav taws kub, los yog tawg. | Muaj peev xwm ua rau muaj kev phom sij rau kev nyab xeeb, suav nrog thermal khiav, hluav taws kub, lossis tawg yog tias puas lossis kub dhau. |
| Scalability | Yooj yim scalable, tso cai rau kev nthuav dav modular haum rau cov chaw cia loj (ntau pua MWh). | Tsawg scalable; feem ntau yog siv rau hauv cov chav nyob ruaj khov, txawm hais tias nws tuaj yeem ntsuas tau rau qee qhov kev siv. |
| Tus nqi pib | Kev nqis peev ntau dua piv rau Li-ion roj teeb. | Tus nqi qis dua piv rau VFBs. |
| Zog Ceev | Tsawg zog ceev (12-40 Wh / kg), ua rau lawv tsis haum rau cov ntawv thov mobile xws li EVs. | Lub zog ceev dua (80-300 Wh / kg), zoo tagnrho rau kev siv mobile xws li tsheb fais fab (EVs). |
| Lub zog hloov Efficiency | Kev ua haujlwm qis dua (70-75%) piv rau Li-ion roj teeb. | Kev ua haujlwm siab dua (90%) vim muaj txiaj ntsig ntau dua / tawm mus. |
| Lub neej voj voog | Lub neej voj voog ntev heev (> 10,000 cycles, nrog qee qhov ntau tshaj 20,000 cycles). | Lub neej luv luv (feem ntau yog 1,000-3,000 cycles, nyob ntawm seb hom roj teeb thiab kev siv). |
| Nqis lub neej | Tus nqi qis dua ib Watt-Hour (Wh) tshaj tag nrho lub neej voj voog. Ntau tus phooj ywg environmentally nrog recyclable vanadium electrolytes. | Ntau dua lub neej tus nqi ib watt-teev vim lub neej luv luv thiab degradation dhau sijhawm. |
| Kos Ib Wh | Tam sim no nyob ib ncig ntawm $ 0.30- $ 0.40 ib Wh, ntau tus nqi-zoo rau kev cia lub zog mus ntev. | Feem ntau $ 0.50 ib Wh, tus nqi siab dua rau kev khaws cia ntev vim lub neej luv luv thiab kev puas tsuaj sai dua. |
▲Vanadium Redox Flow Batteries (VFBs) yog qhov tsim nyog rau qhov loj-scale, ntev-ntev lub zog cia daim ntaub ntawv vim lawv txoj kev nyab xeeb, scalability, lub neej voj voog ntev, thiab cov nqi ua haujlwm ntev. Txawm li cas los xij, lawv qhov tsawg zog ceev thiab tus nqi pib siab ua rau lawv tsis haum rau kev siv xws li tsheb fais fab.
▲ Lithium-ion roj teeb (Li-ion)tau dav siv ntau dua rau cov ntawv thov nqa tau zoo li lub tsheb hluav taws xob vim lawv lub zog ntau dua, tab sis lawv tuaj nrog kev pheej hmoo kev nyab xeeb, lub neej luv luv, thiab cov nqi mus sij hawm ntev dua piv rau VFBs.
Sab saum toj 10 Vanadium Flow Roj Teeb Tuam Txhab
Muaj ntau lub tuam txhab thiab cov koom haum thoob ntiaj teb ua haujlwm rau kev txhim kho thiab kev lag luam ntawm Vanadium Redox Flow Batteries (VRFBs), nrog rau kev tsom mus rauloj-scale zog cia daws teeb meem. Qee tus neeg tseem ceeb hauv VRFB kev ua lag luam suav nrog ob lub tuam txhab tsim thiab pib ua haujlwm tshwj xeeb hauv cov thev naus laus zis no.
1. RedT Energy (tam sim no Invinity Energy Systems)
- Qhov chaw: United Kingdom
- Txheej txheem cej luam: RedT Energy koom ua ke nrog HydroStar los tsim Invinity Energy Systems. Lawv tshwj xeeb nyob rau hauv lub sij hawm ntev zog cia daws teeb meem raws li VRFB technology. Lawv cov khoom yog tsom rau kev lag luam thiab daim phiaj-scale zog cia daim ntaub ntawv.
2. VRB Zog
- Qhov chaw: Tuam Tshoj / Canada
- Txheej txheem cej luam:VRB Zog yog ib lub koom haum ntawm Tuam Tshoj Lub Xeev Grid Corporation thiab tsom mus rau kev txhim kho thiab kev lag luam ntawm VRFBs. Lawv muab cov kev daws teeb meem loj hauv lub zog cia thiab tshwj xeeb tshaj yog nyob rau hauv Suav teb thiab thoob ntiaj teb kev lag luam.
3. STuam Tshoj Electric Industries
- Qhov chaw: Nyiv
- Txheej txheem cej luam: Sumitomo tau ua tus tseem ceeb hauv kev txhim kho Vanadium Redox Flow Battery technology. Lub tuam txhab tau tsim nws tus kheej VRFB systems thiab tau siv lawv nyob rau hauv ntau yam zog cia tej yaam num, tshwj xeeb tshaj yog nyob rau hauv lub Japanese lag luam.
- Qhov chaw: Tebchaws Meskas
- Txheej txheem cej luam:Imergy Power Systems tshwj xeeb hauv kev tsim cov roj teeb vanadium-raws li cov khoom siv hluav taws xob rau daim phiaj hluav taws xob. Lub tuam txhab tau tsom mus rau kev koom ua ke cov khoom siv hluav taws xob tauj dua tshiab xws li hnub ci thiab cua nrog lub zog cia.
5. Sivens
- Qhov chaw:Fabkis
- Txheej txheem cej luam: Sivens yog ib lub tuam txhab Fab Kis koom nrog hauv kev tsim cov VRFB systems rau lub zog cia. Lawv tsom mus rau kev tsim cov nqi-zoo, kev siv lub zog ntev ntev rau kev lag luam thiab kev lag luam.
- Qhov chaw:Canada
- Txheej txheem cej luam: VanadiumCorp Resource Inc. yog Canadian mining thiab thev naus laus zis tuam txhab uas tsom mus rau kev rho tawm ntawm vanadium thiab kev txhim kho VRFB thev naus laus zis. Lub tuam txhab tab tom ua haujlwm los txhim kho kev ua haujlwm ntawm vanadium extraction thiab tsim cov ntawv thov tshiab rau VRFBs.
7. Energy Storage Systems (ESS, Inc.)
- Qhov chaw:Tebchaws Meskas
- Txheej txheem cej luam:ESS Inc. yog ib lub tuam txhab tsom mus rau lub sij hawm ntev zog cia kev daws teeb meem siv hlau ntws roj teeb technology, uas zoo ib yam li VRFB tab sis siv hlau es tsis txhob vanadium. Lawv muab cov kev daws teeb meem loj loj, tab sis lawv txoj haujlwm yog ib feem ntawm kev lag luam loj hlob ntawm cov roj teeb txaus.
8. CellCube Energy Storage Systems
- Qhov chaw:Austria / Canada
- Txheej txheem cej luam: CellCube, lub chaw muag khoom ntawm Gildemeister Energy Storage, tsom rau kev tsim khoom thiab xa tawm Vanadium Redox Flow Batteries rau daim phiaj teev cia. Lub tuam txhab tau koom nrog tshwj xeeb hauv cov phiaj xwm loj loj hauv cov teb chaws Europe thiab North America.
9. Renewable Energy Solutions (RES Group)
- Qhov chaw: United Kingdom
- Txheej txheem cej luam:RES Group, lub ntiaj teb kev siv hluav taws xob rov ua dua tshiab, tab tom ua haujlwm ntawm kev sib koom ua ke ntawm vanadium flow batteries rau hauv lub zog hluav taws xob ua ib feem ntawm lawv lub hom phiaj los tsim kom muaj kev ruaj khov, loj-txheej zog cia daws teeb meem rau kev rov ua dua tshiab.
- Qhov chaw:Tuam Tshoj
- Txheej txheem cej luam: Pu Neng (PNT) yog ib lub tuam txhab Suav uas tsim thiab tsim Vanadium Redox Flow Batteries rau ob qho tib si me me thiab loj lub zog cia daws teeb meem. Lawv tsom mus rau kev koom ua ke VRFBs rau hauv cov tshuab hluav taws xob txuas ntxiv.
Cov kev sib tw thiab cov kev cia siab yav tom ntej
Thaum Vanadium Redox Flow Batteries muab cov txiaj ntsig zoo, muaj qee qhov kev sib tw uas yuav tsum tau daws:
- ●Vanadium Redox Flow Battery Nqe:Tus nqi ntawm vanadium thiab cov kev tsim kho vaj tse uas yuav tsum tau muaj rau cov txheej txheem VFB loj tuaj yeem yog qhov siab. Txawm li cas los xij, raws li thev naus laus zis loj hlob thiab cov khoom lag luam vanadium nce, cov nqi yuav tsum txo qis.
- ●Zog ceev:Thaum VFBS muaj lub peev xwm ntev ntev, lawv lub zog ntom ntom nti Qhov no tuaj yeem ua rau lawv tsis haum rau cov ntawv thov uas qhov chaw thiab qhov hnyav yog qhov tseem ceeb.
- ●Kev ua tau zoo: Kev ua tau zoo ntawm VFBs, thaum siab, tseem me ntsis qis dua li ntawm lithium-ion roj teeb. Txawm li cas los xij, kev txhim kho hauv cov ntaub ntawv thiab kev tsim qauv yuav tsum txhim kho kev ua tau zoo nyob rau lub sijhawm.
Xaus
Lub Vanadium Redox Flow Battery yog ib qho tshiab thiab cog lus cia lub zog daws teeb meem nrog lub peev xwm los hloov pauv lub zog loj ntawm lub zog cia. Nws qhov scalability, lub neej ntev lub neej, kev nyab xeeb, thiab ib puag ncig tus phooj ywg tsim ua rau nws yog ib qho kev xaiv zoo nkauj rau daim phiaj cia, kev sib txuas hluav taws xob tauj dua tshiab, thiab lwm yam kev siv hluav taws xob loj. Raws li cov thev naus laus zis loj zuj zus thiab txo tus nqi tau pom, VFBs tuaj yeem ua lub luag haujlwm tseem ceeb hauv lub neej yav tom ntejsustainable zog cia, pab tsim kom muaj zog dua thiab txhim khu kev qha zog.
Post lub sij hawm: Jan-07-2025