Otu Batrị Redox Flow si arụ ọrụ

Otu Batrị Redox Flow si arụ ọrụ

Nkewa nke ike na ike bụ ihe dị mkpa nke RFBs, ma e jiri ya tụnyere ndị ọzọ.sistemụ nchekwa elektrọnikDịka akọwara n'elu, ike sistemụ a na-echekwa n'olu nke electrolyte, nke nwere ike ịdị n'ụzọ dị mfe na n'akụnụba n'etiti awa kilowatt ruo ọtụtụ awa megawatt, dabere na nha nketankị nchekwa. A na-ekpebi ike nke sistemụ ahụ site na nha nke mkpokọta sel electrochemical. Ọnụọgụ electrolyte na-asọfe na nchịkọta electrochemical n'oge ọ bụla adịkarịghị karịa pasent ole na ole nke mkpokọta electrolyte dị (maka ọkwa ike kwekọrọ na mwepụta na ike enyere maka awa abụọ ruo asatọ). Enwere ike ịkwụsị mmiri ngwa ngwa n'oge nsogbu. N'ihi ya, adịghị ike sistemụ maka mwepụta ike a na-achịkwaghị achịkwa n'ihe gbasara RFBs na-ejedebe site na nhazi sistemụ ruo pasent ole na ole nke ike niile echekwara. Njirimara a dị iche na nhazi nchekwa sel ejikọtara ọnụ (lead-acid, NAS, Li Ion), ebe ike zuru oke nke sistemụ ahụ na-ejikọ oge niile ma dị maka mwepụta.

Nkewa nke ike na ike na-enyekwa mgbanwe nhazi n'iji RFBs. Enwere ike ịhazi ikike ike (nha mkpokọta) ozugbo na ibu ma ọ bụ ihe onwunwe metụtara ya. Enwere ike ịhazi ikike nchekwa (nha nke tankị nchekwa) n'adabereghị onwe ya na mkpa nchekwa ike nke ngwa a kapịrị ọnụ. N'ụzọ dị otu a, RFB nwere ike inye sistemụ nchekwa kachasị mma maka ngwa ọ bụla. N'ụzọ dị iche, a na-edozi oke ike na ike maka mkpụrụ ndụ agbakwunyere n'oge imewe na imepụta mkpụrụ ndụ. Akụnụba nke nha na mmepụta mkpụrụ ndụ na-ebelata ọnụọgụ bara uru nke imewe mkpụrụ ndụ dị iche iche dị. Ya mere, ngwa nchekwa nwere mkpụrụ ndụ agbakwunyere ga-enwekarị ike ma ọ bụ ikike ike karịrị akarị.

Enwere ike kewaa RFB n'ime ụdị abụọ: 1) eziokwubatrị redox flow, ebe ụdị kemịkalụ niile na-arụ ọrụ n'ichekwa ike na-agbaze kpamkpam na mmiri mmiri oge niile; na 2) batrị redox flow ngwakọ, ebe opekata mpe otu ụdị kemịkalụ a na-etinye ya dị ka ihe siri ike na sel electrochemical n'oge chajị. Ihe atụ nke ezigbo RFBs gụnyeresistemụ vanadium-vanadium na ígwè-chromiumIhe atụ nke RFBs ngwakọ gụnyere sistemu zinc-bromine na zinc-chlorine.