Enerji sɔrɔli fɛɛrɛ ye mun ye litiyɔmu batiriw la?
Septa ka 2019 sàn installation bɛ fɛn bɛɛ Fɔ i ye an bɛ yɔrɔ min na ni regenerative systems ye. U ye 1,5 MW lithium-ion banki dɔ bɔ substation dɔ la, ka u sama ka se $500.000 ma san fɔlɔ-Tile ka bɔ kuran musakaw dɔgɔyali la, tilancɛ bɔra frequency regulation markets (scientificamerican.com) la. A tɛ kɛ bawo u ye fɛn kura dɔ dabɔ. Sabula kuran-sɛnɛ laban ye fɛn min Sɔrɔ tɛmɛsira injiniyɛriw fɛ kabini san 1920 waatiw la.
Kuran motɛriw bɛ boli kɔfɛ. O de ye o ye. Ni aw ka EV bɛ sumaya, motɛri bɛ kɛ jenitɛri ye. Kinɛtiki fanga bɛ wuli ka kɛ kuran ye, kuran bɛ woyo ka don pake kɔnɔ, seliw bɛ charge. An b’a wele ko regénerative frein, nka foyi tɛ exotic la fizikikow la-A bɛ dɔrɔn ko batiri fɛɛrɛ ye san tan caman kɛ ka sumaya kojugu, ka sɔngɔ gɛlɛn kojugu, walima ka se ka kɛ fɛn ye min bɛ se ka baara kɛ ka ɲɛ.
Nafa gɛlɛya min bɛ sɔrɔ mɔgɔ si tɛ kuma min kan .
A bɛ diya yɔrɔ min na, o filɛ nin ye. Motɛri-I n’a fɔ-Jɛkulu ka baarakɛcogo ɲuman bɛ kɛ 85-92%, o bɛ bɔ i ka teliya ni i ka doni na. Inverter ka tigɛ wɛrɛ ta, 95% lamini na ni a dabɔra ka ɲɛ. Batiri charge a yɛrɛ? 90-95% cogoya ɲumanw na. String it together ani i bɛ 60-70% bɛɛ lajɛlen regenerative efficiency.
Mankanw ka jugu fo ka se i hakili la ko fɛɛrɛ wɛrɛ ye friction pads ye ka fɛn bɛɛ tigɛli kɛ funteni tiɲɛnen na. 60% fɛn dɔ bɛ 0% bɔ foyi la.
Min bɛ dan sigi tiɲɛ na sistɛmu bɛɛ la, o ye charge acceptance ye. Litiyɔmu ionw ka kan ka bɔ katodi la ka tɛmɛ elektrɔli fɛ, ka u don ɲɔgɔn na ka don grafite anɔdi la. O ye diffusion-dantigɛli ye. Force current in faster ka tɛmɛ ionw bɛ se ka intercalate ani i bɛ litiyɔmu plating sɔrɔ-metallic deposits kan anode kan sanni ka intercalation ɲuman sɔrɔ. A bɛ seko faga, ka cycle ɲɛnamaya kɛ, a ka jugu kosɛbɛ a bɛ kɔnɔna surukuw da.
C-Taama bɛ a fɔ i ye cogo min na seli bɛ se ka charge. 1C kɔrɔ ye charge full ye lɛrɛ kelen kɔnɔ. LFP chimie bɛ 1C sabatilenw ɲɛnabɔ ni gɛlɛya tɛ. NMC ka o ɲɔgɔnna, o bɛ danfara ni nikɛri kɔnɔkow ye. LTO ye The Outlier-10C ye min sabatira bawo anode chimie bɛ plating ko kɛrɛfɛ kosɛbɛ. O de y'a To i bɛ LTO ye applications ni brutal regen demandes ye, hali ni energie density bɛ hit ta.
Batiriw ɲɛnabɔli ye wari bɛ balo yɔrɔ min na .
BMS tɛ kɔlɔsili dɔrɔn ye-A bɛ tila-tila-laɲiniw kɛ sisan sɔnni ni tilali kan seli kuluw cɛ. Pack bɛ ka gɛrɛ a la kosɛbɛ wa? Kunkolo-yɔrɔ min bɛ Regen Current na, o bɛ tunun. Sitimɛ fanba bɛ daminɛ ka dan sigi 90-95% la charge cogo la, ka ban pewu ka surunya maximum voltage la. Ni aw ye EV boli, aw bɛ nin dɔn: Aw bɛ aw ka bolifɛnw bila ni batiri dafalen ye ani Regen bɛ barika sɔrɔ kilomɛtɛrɛ fɔlɔw la.
Temperature's the other constraint mɔgɔ si t'a fɛ ka min ɲɛnabɔ. Degere 10 duguma , ionikɛ mobili bɛ jigin. Sitiw bɛ dan sigi regen current la walasa ka plating bali. Aw bɛ nɛnɛ ka se Regen ma pewu fo pake ka sumaya.
Nɛnɛ waati baarakɛlaw bɛ nin miniti 15 fo 20 dɔn bolifɛn boli la sanni regen seko dafalen ka segin. SAE ka Air6897 bɛ nin ko in aerospace fan dafa, nka sariyaw bɛ charge control ani thermal management lamini na, olu bɛ baara kɛ ka ɲɛsin dugukolo kan bolifɛnw ma.
yɔrɔ min na , a seginni hakɛw nafa ka bon tiɲɛ na .
Urban Messan EVs? 15-25% ka kɛnɛya. Wasobaliya. Kuranko bisiw bɛ sira jɔlenw baara? O yɔrɔ de la a bɛ sɔrɔ tiɲɛ na. BYD Buss at Antelope Valley Transit Authority-37,3% Recovery on Standard 40-foot models, 40,2% on 60-foot articulated. O baara kɛcogo dafalen don regen na: ka caya ka taa teliya la min bɛ kɛ tuma bɛɛ.
Industriw ka baarakɛminɛnw bɛ jatebɔ suguya wɛrɛw kɛ. Forklifts bɛ lift continue-Sycles de cycles de livraisons, de la trucks de la trut rim à processement area ni loads dafalenw. fanga jiginni min bɛ se ka kɛ o ko la, o bɛ se ka kɛ fɛnba ye.
Robin Zeng at Catl Frames nin ka fisa ni a fanba ye: musaka kelen-kelen bɛɛ la, a tɛ kɛ sɔngɔ ɲɛfɛ (Rolandberger.com). Batiri bɛ fanga hakɛ min ta, a bɛ boli fo yɔrɔ min na, a bɛ baara kɛ cogo min na ɲɛnamaya kɛcogo kan. O de nafa ka bon regen baarakɛcogo la-Ni seliw bɛ se ka charge pulses (sarali wulibaliw) minɛ tuma caman k’a sɔrɔ u ma tiɲɛ.
curve degradation bɛ mɔgɔw kabakoya .
I tun b’a miiri ko sanfɛ-Regen pulses sisan tun bɛna kɔrɔya teliya. Donanw b’a fɔ cogo wɛrɛ la. Frein regénératif (frein) fanga bonya bɛ tali kɛ tiɲɛ na ni tiɲɛni dɔgɔyali ye. Fɛɛrɛ in ye bɔli juguya ye-Ni Regen ye fanga dɔgɔyali fanga caman minɛ, batiri bɛ boli cycles shallower, cycling deep dɔɔnin. Ikomi bɔli jugu bɛ se ka se ka fade litiyɔmu-ion seliw la, Regen aggressive bɛ se ka ɲɛnamaya janya.
Funteni min bɛ kɛ Regen waati la, o nafa ka bon hali bi. Batiri nɛnɛman bɛ bɛn sɛgɛnlafiɲɛbɔ ma, plating probability (plating probabilité) ka bon. Batiri funteni bɛ kɛrɛfɛ-walew teliya elekitorode-Electrolyte interface la. BMS thermal models adjust allowable regen current Ka da seli funteni kofɔlenw kan, nka modɛli tiɲɛni bɛ bɔ kosɛbɛ sensɛri bilali la ani algorisimu caman sɔrɔli la. O yɔrɔ de la i bɛ danfara ye waleyali sɔngɔ gɛlɛnw ni ɲumanw cɛ.
Simi sugandili tɛ kelen ye-Size-Fits-bɛɛ. LFP bɛ cycle ɲɛnamaya ɲuman di i ma ani funteni sabatili ni charge rates moyennes-Fleet applications bɛ a kanu. NMC bɛ o dɔw jago fanga hakɛ caman na yɔrɔ min na girinya ni hakɛ bɛ gɛlɛya. LTO saraka fanga density pewu nka a bɛ charge acceptance di i ma foyi wɛrɛ tɛ se ka bɛn. dugubaw tɛmɛsira bisiw ni sanfɛ sanfɛ-Deceleration jɔyɔrɔw, baarakɛcogo bolifɛnw ni track-Day frein-O ye LTO mara ye.
Sisitɛmu jɛli ka gɛlɛn ka tɛmɛ a ɲɛda kan .
Motor Controller, Inverter, BMS, mobili kunkanko yɔrɔ-U bɛɛ ka kan ka coordinate. Driver bɛ teliya ka bɔ teliya la, o bɛ torque ɲinini dɔ lawuli. A bɛ baara kɛ ni motɛrɛ ye min bɛ baara kɛ. Inverter bɛ fanga bolicogo ɲɛnabɔ ka bɔ motɛri la ka taa batiri la. BMS b’a jira ko batiri bɛ se ka sɔn o kuran ma k’a sɔrɔ a ma lakana dantigɛliw tiɲɛ. Component o component bɛ gɛlɛya dɔ gosi ani i bɛ ka frein frein blend kɛ walasa ka deceleration rate mara.
Tɛmɛsira min bɛ regen ni friction cɛ, o bɛ kɛ ka bɔ sofa sigilan na, nka a bɛ se ka kɛ cogo min na, o ye ko control algorithmes ye minnu ka ca. Aw fana ka kan ka voltage matching lajɛ-Regen current magnitude bɛ bɔ danfara min bɛ motɛri kɔ la-EMF ni batiri pake voltage cɛ. Mobili teliya kɔrɔ ye kɔ ka bon-EMF, a bɛ se ka tɛmɛ batiri maksimali chargement voltage kan. Design phase ka kan ka jatebɔ kɛ o baarakɛyɔrɔw la.
Freinw ɲagaminenw ye sariya ye sisan fɛnw dilanni bolifɛnw na. A yɛrɛma ka kɛɲɛ ni regen ni friction cɛ, ka kɛnɛya ka caya ka sɔrɔ ka mobili kɛcogo to a cogo la. O yɔrɔ la, fɛn minnu ka ɲi kosɛbɛ, olu ɲɛnabɔra kosɛbɛ san tan tɛmɛnenw kɔnɔ.
O kɔrɔ ye min ye tiɲɛ na .
Ɲɛtaa minnu bɛ kɛ motɛriw ka baarakɛcogo ɲuman na, inverter dilancogo, batiriw ka kemisɛri, funteni maracogo, kɔrɔsili algorisimuw-O fɛn o fɛn bɛ pikirijikɛlanw lamaga, o bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye. Sisεmεti dafalen baara kεcogo min bε bεn fanga seginni ma.
Siraba boli? Minimal Regen Opportunité. Sira minnu bɛ jigin ka taa ɲɛ walima minnu bɛ to ka jɔ? Fanga sɔrɔli caman. Fleet operators fana b’a ye ko freinw ka ɲɛnamaya bɛ janya siɲɛ saba fo siɲɛ duuru ni i ye a suma ni mobili kɔrɔw ye-Freins de Friction dans un well-EV designed EV get used in urban driving.
Fɛn min daminɛna i n’a fɔ nafa filanan a san tan fila ye nin ye, o ye sisan nafama ye nafa jiracogo la. Fizikikow ma Changé. Batiri fɛɛrɛ min ka kan ka kɛ walasa ka nafa sɔrɔ o fiziki la kosɛbɛ, o kɔgɔra. O de ye danfara ye. Septa bɛ miliyɔn tilancɛ sɔrɔ san o san ka bɔ substation installation kelen na-O tɛ nɛgɛso kura ko ye, a bɛ Lithium-ion systemes laban ka kɛ mɔgɔ ɲuman ye walasa ka min tun bɛ yen tuma bɛɛ, o minɛ.
