Nā Pākahiko Kahe Vanadium Redox (VFB)he ʻenehana mālama ikehu e kū mai ana me ka hiki ke koʻikoʻi, ʻoiai hoʻi i nā noi mālama nui a lōʻihi. ʻAʻole e like me ka maʻamauwaihona pila hiki ke hoʻouka hou ʻia, Hoʻohana nā VFB i kahi hopena electrolyte vanadium no nā electrodes maikaʻi a me nā electrodes maikaʻi ʻole, e hoʻolilo ana iā lākou i mea kū hoʻokahi i ka hoʻolālā a me ka hana.
He aha ka pākaukau Vanadium Redox Flow?
ʻO kapākahiko vanadium redox (VRB)ʻO ka pila kahe vanadium (VFB) a i ʻole ka pila kahe vanadium redox (VRFB), he ʻano pila kahe hiki ke hoʻouka hou ʻia.
Hoʻohana ia i nā iona vanadium ma nā ʻano oxidation like ʻole e mālama a hoʻokuʻu i ka ikehu uila. ʻAʻole e like me nā pila maʻamau, mālama nā VRFB i ka ikehu i loko o nā electrolytes wai e kaʻapuni ana ma o ka ʻōnaehana ma mua o nā electrodes paʻa. ʻAe kēia hoʻolālā no ka scalable a me ka maʻalahi.nā hoʻonā mālama ikehu.
Nā ʻĀpana Koʻikoʻi o kahi Pākahiko Vanadium Redox Flow
| ʻĀpana Koʻikoʻi | Wehewehena |
| Nā electrolytes | - Hoʻohana ka VRFB i ʻelua electrolytes wai, aia maʻamau ka vanadium ma nā kūlana oxidation like ʻole (V²⁺, V³⁺, V⁴⁺, a me V⁵⁺). |
| Nā electrodes | - ʻElua mau electrodes (ʻo ke kalapona a i ʻole nā mea like) e hoʻomaʻamaʻa i nā hopena redox (hoʻemi a me ka oxidation) e hoʻokuʻu a mālama paha i ka ikehu. |
| ʻIli | - Hoʻokaʻawale kahi membrane alakaʻi proton (i hana pinepine ʻia me Nafion) i nā hopena electrolyte ʻelua, e ʻae ana i ke kahe ʻana o ka ion ma waena o nā ʻaoʻao ʻelua i ka wā o ke kaʻina hana hoʻouka/hoʻokuʻu. |
| Nā Pamu a me ka ʻōnaehana kahe | - Hoʻopōʻaiapuni kēia mau ʻāpana i nā electrolytes ma o ke kelepona electrochemical, e hōʻoiaʻiʻo ana i ke kahe mau ʻana o nā ion vanadium no ke kaʻina hana hoʻololi ikehu. |
Pehea e hana ai ka pākahiko Vanadium Redox Flow?
- 1. Kaʻapuni Hoʻokuʻu
- I ka wā e hoʻokuʻu ʻia ai, hana nā iona vanadium i loko o nā hopena electrolyte maikaʻi a maikaʻi ʻole i nā hopena oxidation a me ka hōʻemi ma nā electrodes, e hoʻokuʻu ana i ka ikehu uila.
- 2. Kaʻapuni Hoʻopiʻi
- I ka wā e hoʻouka ai, mālama ʻia ka ikehu ma ka hoʻohuli ʻana i nā hopena oxidation a me ka hōʻemi, e hoʻoneʻe ana i nā ion vanadium i ko lākou mau kūlana oxidation mua. Pili kēia kaʻina hana i ka hoʻopili ʻana i kahi au kūwaho i ka ʻōnaehana.
- 3. Nā Electrolytes e kahe ana
- ʻO ke ʻano nui o nā pila kahe ka hoʻohana ʻana i nā electrolytes wai i hoʻopili ʻia ma o ka ʻōnaehana, e hiki ai ke hoʻonui maʻalahi i ka hiki o ka pila ma ka hoʻonui wale ʻana i ka nui o nā pahu mālama electrolyte.
Nā Pōmaikaʻi o nā Pākuhi Vanadium Redox Flow
- √ Ka hiki ke hoʻonui ʻia
Hiki ke hoʻonui maʻalahi ʻia nā VRFB ma ka hoʻonui ʻana i ka nui o nā pahu electrolyte, e kūpono ai lākou no nā noi mālama ikehu nui e like me ke kaulike grid a me ka mālama ʻana i ka ikehu hou. - √ Ola Pōʻaiapuni Lōʻihi
ʻAʻole e palaho ka Vanadium i ka wā o ke kaʻina hana (no ka mea hoʻohana ia i ka mea like no nā electrolytes maikaʻi a maikaʻi ʻole), ka mea e hāʻawi ai i nā VRFB i kahi ola hana lōʻihi i hoʻohālikelike ʻia me nā kemika pākahiko ʻē aʻe.
Ua hoʻolaha ʻo Naturgy i kēia pākahiko kahe vanadium ma Zamora, Sepania.
- √Palekana
He palekana loa nā VRFB no ka mea, ʻaʻole hiki ke lapalapa a ʻaʻohe mea ʻawahia nā electrolytes. Hoʻemi pū ke ʻano wai i ka pilikia o ka holo ʻana o ka thermal, kahi mea e hopohopo ai i kekahi mau ʻano pila ʻē aʻe. - √ Ka pono
Hiki i nā VRFB ke loaʻa ka pono o ka hele ʻana a hoʻi mai (ka pakeneka o ka ikehu i hoʻihoʻi ʻia i ka wā e hoʻokuʻu ana) mai 65% a 85%, ma muli o ka hoʻolālā a me nā kūlana hana. -
√ Ka Hoʻokaʻawale ʻana i ka Ikehu a me ka Mana
Hiki i nā VRFB ke hoʻonui kūʻokoʻa i ka ikehu (ka nui o nā pahu electrolyte) a me ka mana (ka nui o ke kelepona electrochemical) nā ʻāpana, e hāʻawi ana iā lākou i ka maʻalahi no nā noi like ʻole.
Nā noi o nā pila kahe Vanadium Redox
ʻO ka pila kahe vanadium 1 MW 4 MWh i hoʻopaʻa ʻia i loko o ka pahu nonaʻO Avista Utilities a hana ʻia e UniEnergy Technologies.
- ⭐Ka Waihona Pūnaewele:He mea pono loa nā VRFB no ka mālama ʻana i ka ikehu keu mai nā kumu hou e like me ka makani a me ka lā, e hāʻawi ana i kahi pale e hoʻomaʻamaʻa i ka intermittment o kēia mau kumu ikehu.
- ⭐Hoʻohui ʻana i ka Ikehu Hou:Hiki iā lākou ke mālama i ka ikehu ke haʻahaʻa ke koi a hoʻokuʻu iā ia i nā hola kiʻekiʻe o ke koi.
- ⭐Mana Hoʻihoʻi:Hiki ke hoʻohana ʻia nā VRFB no nā ʻōnaehana mana kope i loko o nā ʻoihana koʻikoʻi.
Pākahi Vanadium Redox Flow VS Pākahi Lithium Ion
| Hiʻona | Pākahi Vanadium Redox Flow (VFB) | |
| Palekana | ʻOi aku ka palekana ma muli o nā hopena electrolyte wai, ʻaʻohe kahe wela, nā ahi, a i ʻole nā pahū. | Hiki ke hoʻopilikia i ka palekana, e like me ka holo ʻana o ka wela, nā ahi, a i ʻole ka pahū inā hōʻino ʻia a wela loa paha. |
| Ka hiki ke hoʻonui ʻia | Hiki ke hoʻonui maʻalahi ʻia, e ʻae ana i ka hoʻonui modular kūpono no nā hale mālama nui (nā haneli o MWh). | ʻAʻole hiki ke hoʻonui ʻia; hoʻohana pinepine ʻia i nā ʻāpana nui paʻa, ʻoiai hiki ke hoʻonui ʻia no kekahi mau noi. |
| Kumukūʻai mua | ʻOi aku ka nui o ka hoʻopukapuka mua ʻana i hoʻohālikelike ʻia me nā pila Li-ion. | ʻO ke kumukūʻai mua haʻahaʻa i hoʻohālikelike ʻia me nā VFB. |
| Ka nui o ka ikehu | ʻO ka nui o ka ikehu haʻahaʻa (12-40 Wh/kg), e hoʻolilo ana iā lākou i kūpono ʻole no nā polokalamu kelepona e like me nā EV. | ʻOi aku ka nui o ka ikehu (80-300 Wh/kg), kūpono no nā polokalamu kelepona e like me nā kaʻa uila (EV). |
| Ka Pono o ka Hoʻololi ʻana i ka Ikehu | ʻO ka hana haʻahaʻa (70-75%) i hoʻohālikelike ʻia me nā pila Li-ion. | ʻOi aku ka maikaʻi o ka pono (90%) ma muli o nā pōʻaiapuni hoʻouka/hoʻokuʻu ʻoi aku ka maikaʻi. |
| Ola Pōʻaiapuni | Loaʻa ke ola pōʻaiapuni lōʻihi loa (>10,000 pōʻaiapuni, a ʻoi aku kekahi ma mua o 20,000 pōʻaiapuni). | ʻO ke ola pōʻaiapuni pōkole (ʻo ia hoʻi he 1,000-3,000 mau pōʻaiapuni, ma muli o ke ʻano o ka pila a me ka hoʻohana ʻana). |
| Nā kumukūʻai no ke ola holoʻokoʻa | ʻOi aku ka haʻahaʻa o ke kumukūʻai no kēlā me kēia Watt-Hour (Wh) ma ke ola holoʻokoʻa. ʻOi aku ka launa pū me ke kaiapuni me nā electrolytes vanadium hiki ke hana hou ʻia. | ʻO ke kumukūʻai kiʻekiʻe no kēlā me kēia watt-hola ma muli o ke ola pōʻaiapuni pōkole a me ka hōʻino ʻana i ka hala ʻana o ka manawa. |
| Kumukūʻai no kēlā me kēia Wh | I kēia manawa ma kahi o $0.30-$0.40 no kēlā me kēia Wh, ʻoi aku ka maikaʻi o ke kumukūʻai no ka mālama ʻana i ka ikehu no ka wā lōʻihi. | ʻO ka maʻamau he $0.50 no kēlā me kēia Wh, ʻoi aku ke kumukūʻai no ka mālama ʻana i ka wā lōʻihi ma muli o ke ola pōʻaiapuni pōkole a me ka wikiwiki o ka palaho ʻana. |
▲Nā Pākahiko Kahe Vanadium Redox (VFB) ʻoi aku ka kūpono no nā noi mālama ikehu nui a lōʻihi ma muli o ko lākou palekana, scalability, ola pōʻaiapuni lōʻihi, a me ka pono o ke kumukūʻai i ka wā lōʻihi. Eia nō naʻe, ʻo ko lākou haʻahaʻa ikehu haʻahaʻa a me ke kumukūʻai mua kiʻekiʻe e hoʻolilo iā lākou i kūpono ʻole no nā noi e like me nā kaʻa uila.
▲ Nā Pākahiko Lithium-ion (Li-ion)ʻoi aku ka hoʻohana nui ʻia no nā noi lawe lima e like me nā kaʻa uila ma muli o ko lākou nui o ka ikehu, akā hele mai lākou me nā pilikia palekana, ke ola pōʻaiapuni pōkole, a me nā kumukūʻai lōʻihi kiʻekiʻe i hoʻohālikelike ʻia me VFBs.
ʻO nā ʻoihana pākahiko Vanadium Flow 10 kiʻekiʻe loa
Aia kekahi mau ʻoihana a me nā hui ma ka honua holoʻokoʻa e hana nei i ka hoʻomohala ʻana a me ke kālepa ʻana o nā Vanadium Redox Flow Batteries (VRFBs), me ka nānā ʻana inā hoʻonā mālama ikehu nuiʻO kekahi o nā mea pāʻani koʻikoʻi ma ka mākeke VRFB e komo pū ana me nā ʻoihana i hoʻokumu ʻia a me nā hoʻomaka ʻana i loea i kēia ʻenehana.
1. ʻO RedT Energy (i kēia manawa ʻo Invinity Energy Systems)
- Wahi: Aupuni Mōʻī Hui Pū ʻia
- ʻIke laulā: Ua hui pū ʻo RedT Energy me HydroStar e hoʻokumu iā Invinity Energy Systems. He loea lākou i nā hoʻonā mālama ikehu lōʻihi e pili ana i ka ʻenehana VRFB. Kuhi ʻia kā lākou huahana i nā noi mālama ikehu ʻoihana a me ka pae grid.
2. Ikehu VRB
- Wahi: Kina / Kanada
- ʻIke laulā:He lālā ʻo VRB Energy no ka State Grid Corporation o Kina a ke kālele nei i ka hoʻomohala ʻana a me ke kālepa ʻana o nā VRFB. Hāʻawi lākou i nā hoʻonā mālama ikehu nui a hana nui ʻia ma nā mākeke Kina a me nā mākeke honua.
- Wahi: Iapana
- ʻIke laulā: He mea nui ʻo Sumitomo i ka hoʻomohala ʻana i ka ʻenehana Vanadium Redox Flow Battery. Ua hoʻomohala ka hui i kāna mau ʻōnaehana VRFB ponoʻī a ua hoʻokō iā lākou i nā papahana mālama ikehu like ʻole, ʻoi aku hoʻi ma ka mākeke Kepani.
- Wahi: ʻAmelika Hui Pū ʻIa
- ʻIke laulā:He loea ʻo Imergy Power Systems i ka hoʻomohala ʻana i nā pila kahe vanadium no ka mālama ʻana i ka ikehu ma ka pae grid. Ke kālele nei ka ʻoihana i ka hoʻohui ʻana i nā kumu ikehu hou e like me ka lā a me ka makani me ka mālama ʻana i ka ikehu.
5. ʻO Sivens
- Wahi:Palani
- ʻIke laulā: He hui Farani ʻo Sivens e pili ana i ka hana ʻana i nā ʻōnaehana VRFB no ka mālama ʻana i ka ikehu. Ke nānā nei lākou i ka hoʻomohala ʻana i nā hopena mālama ikehu kūpono a lōʻihi hoʻi no nā noi kalepa a me nā ʻoihana.
6. ʻO VanadiumCorp Resource Inc.
- Wahi:Kanaka
- ʻIke laulā: He ʻoihana mining a me ka ʻenehana Kanada ʻo VanadiumCorp Resource Inc. e kālele ana i ka unuhi ʻana o ka vanadium a me ka hoʻomohala ʻana i ka ʻenehana VRFB. Ke hana nei ka ʻoihana i ka hoʻomaikaʻi ʻana i ka pono o ka unuhi ʻana o ka vanadium a me ka hoʻomohala ʻana i nā noi hou no nā VRFB.
7. Nā ʻōnaehana mālama ikehu (ESS, Inc.)
- Wahi:ʻAmelika Hui Pū ʻIa
- ʻIke laulā:He ʻoihana ʻo ESS Inc. e kālele ana i nā hoʻonā mālama ikehu lōʻihi e hoʻohana ana i ka ʻenehana pila kahe hao, kahi like me VRFB akā hoʻohana i ka hao ma kahi o vanadium. Hāʻawi lākou i nā hoʻonā mālama ikehu nui, akā ʻo kā lākou hana he ʻāpana o ka mākeke e ulu nei o nā pila kahe.
8. Nā ʻōnaehana mālama ikehu CellCube
- Wahi:ʻAukekulia / Kanada
- ʻIke laulā: ʻO CellCube, he lālā o Gildemeister Energy Storage, e kālele ana i ka hana ʻana a me ka hoʻohana ʻana i nā Vanadium Redox Flow Batteries no ka mālama ʻana i nā ʻikepili uila. Ke komo nui nei ka ʻoihana i nā papahana mālama ikehu nui ma ʻEulopa a me ʻAmelika ʻĀkau.
9. Nā Hoʻonā Ikehu Hou (RES Group)
- Wahi: Aupuni Mōʻī Hui Pū ʻia
- ʻIke laulā:ʻO RES Group, kahi mea pāʻani ikehu hou nui o ka honua, ke hana nei i ka hoʻohui ʻana i nā pila kahe vanadium i loko o nā ʻōnaehana ikehu ma ke ʻano he ʻāpana o kā lākou pahuhopu e hoʻomohala i nā hopena mālama ikehu hoʻomau a nui no nā ikehu hou.
- Wahi:Kina
- ʻIke laulā: He hui Kina ʻo Pu Neng (PNT) nāna e hoʻomohala a hana i nā Pila Vanadium Redox Flow no nā hopena mālama ikehu liʻiliʻi a me nā mea nui. Ke kālele nei lākou i ka hoʻohui ʻana i nā VRFB i loko o nā ʻōnaehana ikehu hou.
Nā Pilikia a me nā Manaʻolana e hiki mai ana
ʻOiai ke hāʻawi nei nā pākahiko Vanadium Redox Flow i nā pono hoʻohiki, aia kekahi mau pilikia e pono e hoʻoponopono ʻia:
- ●Kumukūʻai o ka Pākahiko Vanadium Redox Flow:Hiki ke kiʻekiʻe ke kumukūʻai o ka vanadium a me ke kahua e pono ai no nā ʻōnaehana VFB nui. Eia nō naʻe, i ka wā e oʻo ai ka ʻenehana a piʻi aʻe ka hana ʻana o ka vanadium, manaʻo ʻia e emi iho nā kumukūʻai.
- ●Ka nui o ka ikehu:ʻOiai he mau hiki ke lōʻihi loa nā VFB, ʻoi aku ka haʻahaʻa o ko lākou nui ikehu (ka nui o ka ikehu i mālama ʻia no kēlā me kēia anakahi leo a i ʻole ke kaumaha) ma mua o nā pākahi lithium-ion a i ʻole nā pākaukau paʻa. Hiki i kēia ke hoʻolilo iā lākou i mea kūpono ʻole no nā noi kahi e koʻikoʻi ai ka wahi a me ke kaumaha.
- ●Ka pono: ʻOiai kiʻekiʻe ka pono o nā VFB, ʻoi aku ka haʻahaʻa iki ma mua o nā pila lithium-ion. Eia nō naʻe, manaʻo ʻia e hoʻonui ka hoʻomaikaʻi ʻana i nā mea hana a me ka hoʻolālā i ka hala ʻana o ka manawa.
Hopena
ʻO ka Vanadium Redox Flow Battery kahi hopena mālama ikehu hou a hoʻohiki me ka hiki ke hoʻololi i nā ʻōnaehana mālama ikehu nui. ʻO kona scalability, ke ola pōʻaiapuni lōʻihi, ka palekana, a me ka hoʻolālā aloha kaiapuni e lilo ia i koho hoihoi no ka mālama ʻana i ka grid, ka hoʻohui ʻana i ka ikehu hou, a me nā noi mālama ikehu nui ʻē aʻe. I ka wā e oʻo ai ka ʻenehana a me ka ʻike ʻia ʻana o nā hōʻemi kumukūʻai, hiki i nā VFB ke pāʻani i kahi kuleana koʻikoʻi i ka wā e hiki mai ana oka mālama ʻana i ka ikehu hoʻomau, e kōkua ana i ka hana ʻana i kahi pūnaewele ikehu ʻoi aku ka paʻa a me ka hilinaʻi.
Ka manawa hoʻouna: Ian-07-2025