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Bayani game da sabon cajin motocin makamashi

Sigogin baturi

1.1 Ƙarfin batirin

Naúrar makamashin batir ita ce kilowatt-hour (kWh), wanda kuma aka sani da "digiri". 1kWh yana nufin "makamashi da na'urar lantarki ke cinyewa mai ƙarfin kilowatt 1 na tsawon awa ɗaya." Don sauƙin fahimta, wannan asusun jama'a galibi yana amfani da "digiri" don bayyana shi. Masu karatu suna buƙatar sani kawai cewa naúrar makamashin lantarki ce kuma ba sa buƙatar zurfafa cikin ma'anarta.

[Misali] Karfin batirin motoci da SUV masu nisan kilomita 500 yana da kimanin digiri 60 da digiri 70 bi da bi. A halin yanzu ana iya sanya wa motocin lantarki masu cikakken ƙarfi da ƙarfinsu ya kai kilowatt 150 da kuma kewayon tuƙi na ka'ida har zuwa kilomita 1,000.

Akwai alamar suna mai bayanin abin hawa a ƙofar gaba ta dama (ko ƙofar baya ta dama) ta sabuwar motar makamashi. Ana ƙididdige matakin batirin ta amfani da ƙarfin lantarki mai ƙididdige × ƙarfin da aka ƙididdige/1000. Sakamakon da aka ƙididdige na iya ɗan bambanta da ƙimar hukuma ta kamfanin motar.

Bayani game da sabon cajin motoci masu amfani da makamashi 1

1.2 SOC

SOC shine taƙaitaccen bayanin "Jihar caji", wanda ke nufin yanayin cajin batirin, wato, sauran ƙarfin batirin, yawanci ana bayyana shi a matsayin kashi."

1.3 Nau'in baturi

Yawancin sabbin motocin makamashi da ke kasuwa suna amfani da batirin lithium-ion, waɗanda za a iya raba su zuwa batirin lithium iron phosphate da batirin lithium ternary.

Daga cikinsu, akwai takamaiman alamu guda biyu na "rashin daidaito" na batirin lithium iron phosphate. Na farko, nunin SOC ba daidai ba ne: misali, marubucin kwanan nan ya fuskanci Xpeng P5, wanda ya ɗauki mintuna 50 don caji daga 20% zuwa 99%, yayin da caji daga 99% zuwa Ya ɗauki mintuna 30 don isa 100%, wanda a bayyane yake matsala ce da allon SOC; na biyu, saurin rage wutar lantarki bai daidaita ba (kuma galibi yana faruwa ne lokacin da aka cika caji): wasu motoci ba sa nuna canji a rayuwar baturi bayan tuƙi 10km bayan an cika caji, yayin da wasu motoci ba sa yin hakan. Rayuwar batirin ta ragu zuwa kilomita 5 bayan 'yan matakai kaɗan. Saboda haka, ya kamata a cika cajin batirin lithium iron phosphate sau ɗaya a mako don gyara daidaiton ƙwayoyin.

Akasin haka, saboda yanayin kayan, batirin lithium na ternary ba su dace da ajiye motoci ba bayan an cika caji (amma suna iya ci gaba da tuƙi zuwa ƙasa da kashi 90% nan da nan bayan an cika caji).Bugu da ƙari, ko da wane irin batiri ne, bai kamata a tuƙa shi a ƙarƙashin ƙarancin yanayin batirin ba (SOC <20%), kuma bai kamata a yi masa caji a cikin yanayi mai tsauri ba (zafin da ya wuce 30°C ko ƙasa da 0°C).

Bayani game da sabon cajin motocin makamashi 2

Dangane da saurin caji, hanyoyin caji za a iya raba su zuwa caji mai sauri da kuma caji mai jinkirin.

(1)Caji mai sauri

Wutar lantarki ta caji mai sauri yawanci ƙarfin lantarki ne na motocin lantarki (galibi kusan 360-400V). A cikin babban ƙarfin lantarki, wutar lantarki na iya kaiwa 200-250A, wanda yayi daidai da 70-100kW na wutar lantarki. Wasu samfuran da ke da caji a matsayin wurin siyarwarsu na iya kaiwa 150kW ta hanyar babban ƙarfin lantarki. a sama. Yawancin motoci na iya caji daga 30% zuwa 80% cikin rabin sa'a.

[Misali] Misali, ɗaukar mota mai ƙarfin batirin digiri 60 (tare da kewayon kusan kilomita 500) a matsayin misali, caji mai sauri (ƙarfin 60kW) zai iya aiki.yi cajin baturitsawon rai na kilomita 250 cikin rabin sa'a (ƙarfin wutar lantarki mai yawa)

Bayani game da sabon cajin motoci masu amfani da makamashi 3

Idan kana son ƙarin bayani game da wannan, da fatan za ka iya tuntuɓar mu.

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Lokacin Saƙo: Mayu-31-2024