He tirohanga whānui mō ngā kōwae pākahiko
He wāhanga nui ngā waeine pākahiko o ngā waka hiko. Ko tā rātou mahi he hono i ngā pūtau pākahiko maha kia kotahi hei whakarato i te mana e tika ana mō ngā waka hiko ki te whakahaere.
Ko ngā kōwae pākahiko he wāhanga pākahiko i titoa mai i ngā pūtau pākahiko maha, ā, he wāhanga nui o ngā waka hiko. Ko tā rātou mahi he hono i ngā pūtau pākahiko maha kia kotahi te katoa hei whakarato i te hiko e ranea ana mō ngā waka hiko, mō ngā mahi rokiroki pūngao rānei. Ehara i te mea ko ngā kōwae pākahiko te pūtake hiko o ngā waka hiko anake, engari ko tētahi o ā rātou taputapu rokiroki pūngao tino nui.
Te whānautanga o ngā kōwae pākahiko
Mai i te tirohanga a te umanga hanga mīhini, he raruraru kei ngā pākahiko pūtau-kotahi pērā i te ngoikore o ngā āhuatanga miihini me ngā atanga o waho kāore i te pai, tae atu ki:
1. Kāore i te pumau te āhua ā-tinana o waho pēnei i te rahi me te āhua, ā, ka tino rerekē i roto i te tukanga huringa ora;
2. Te kore o te atanga tāutanga me te whakatika miihini māmā me te pono;
3. Te kore o te hononga putanga watea me te atanga aroturuki tūnga;
4. He ngoikore te parenga ā-mīhini me te parenga ā-mātao.
Nā te mea he raruraru kei ngā pākahiko pūtau-kotahi i runga ake nei, me tāpiri he paparanga hei whakarerekē me te whakaoti i aua raruraru, kia ngāwari ake ai te huihui me te whakauru i te pākahiko ki te waka katoa. Ko te kōwae he maha ki te tekau, ki te rua tekau rānei ngā pākahiko, he āhua o waho pumau, he atanga miihini, putanga, aroturuki watea me te pono, me te whakamarumaru me te tiaki miihini kua whakarei ake, koia te hua o tēnei kōwhiringa taiao.
Ka whakatauhia e te waeine paerewa o nāianei ngā raruraru maha o ngā pākahiko, ā, ko ēnei ngā painga matua:
1. Ka taea te whakatinana i te whakaputa aunoa me te whai huatanga whakaputa teitei, ā, he ngāwari te whakahaere i te kounga hua me te utu whakaputa;
2. Ka taea e ia te hanga i tētahi taumata paerewa teitei, e āwhina ana ki te whakaiti i ngā utu raina whakaputa me te whakapai ake i te whai huatanga o te whakaputa; he pai ngā atanga paerewa me ngā whakatakotoranga ki te whakataetae mākete katoa me te kōwhiringa rua-ara, ā, ka mau tonu te whakahaere pai ake o te whakamahinga cascade;
3. He tino pono, ka taea te whakarato i te tiakitanga ā-mīhini me te whakamarumaru pai mō ngā pākahiko puta noa i te huringa ora;
4. Kāore e nui rawa te pēhanga ki te utu huihuinga pūnaha hiko whakamutunga mēnā he iti noa ngā utu mō ngā rauemi mata;
5. He iti noa te uara iti rawa o te waeine ka taea te tiaki, ā, he pānga nui tēnei ki te whakaiti i ngā utu i muri i te hoko.
Te hanganga o te waeine pākahiko
Ko te hanganga o te waeine pākahiko ko te pūtau pākahiko, te pūnaha whakahaere pākahiko, te pouaka pākahiko, te hononga pākahiko me ētahi atu wāhanga. Ko te pūtau pākahiko te wāhanga taketake o te waeine pākahiko. He maha ngā waeine pākahiko e hangaia ana, ko te pākahiko lithium-ion te nuinga, he āhuatanga o te kiato pūngao teitei, te tere tuku-ake iti me te roa o te ora mahi.
Ko te pūnaha whakahaere pākahiko te mea nui hei whakarite i te haumaru, te pono me te roa o te ora o te pākahiko. Ko ōna mahi matua ko te aroturuki i te tūnga o te pākahiko, te whakahaere i te pāmahana o te pākahiko, te tiaki i te utu nui/te tukunga nui o te pākahiko, me ētahi atu.
Ko te pouaka pākahiko te anga o waho o te waeine pākahiko, e whakamahia ana hei tiaki i te waeine pākahiko mai i te taiao o waho. Ko te pouaka pākahiko he mea hanga i te mea whakarewa, i te mea kirihou rānei, ā, he ātete ki te waikura, ki te ahi, ki te pahū me ētahi atu āhuatanga.
Ko te hononga pākahiko he wāhanga e hono ana i ngā pūtau pākahiko maha ki roto i te kotahi. He mea hanga i te nuinga o te wā ki te parahi, he pai te kawe hiko, te ātete ki te kakahu me te ātete ki te waikura.
Ngā tohu mahi mō te kōwae pākahiko
Ko te ātete ā-roto e pā ana ki te ātete o te iahiko e rere ana i roto i te pākahiko i te wā e mahi ana te pākahiko, e pāngia ana e ngā āhuatanga pēnei i te rauemi pākahiko, te tukanga hanga me te hanganga pākahiko. Ka wehea ki te ātete ā-roto ohmic me te ātete ā-roto pōraritanga. Ko te ātete ā-roto ohmic he mea tito mai i te ātete pa o ngā rauemi hiko, ngā electrolytes, ngā diaphragms me ngā wāhanga rerekē; ko te ātete ā-roto pōraritanga ka puta mai i te pōraritanga hikohiko me te pōraritanga rerekētanga kukū.
Pūngao motuhake – te pūngao o te pākahiko mō ia wae rōrahi, mō ia wae papatipu rānei.
Te whai hua o te utu me te tukunga – he ine i te nui o te hurihanga o te pūngao hiko e pau ana i te pākahiko i te wā e utu ana hei pūngao matū ka taea e te pākahiko te penapena.
Ngaohiko – te rerekētanga pūmanawa i waenga i ngā irahiko pai me ngā irahiko kino o te pākahiko.
Ngaohiko porowhita tuwhera: te ngaohiko o te pākahiko ina kore he porowhita o waho, he kawenga o waho rānei e hono ana. He hononga motuhake tō te ngaohiko porowhita tuwhera ki te kaha e toe ana o te pākahiko, nō reira ka inehia te ngaohiko pākahiko hei whakatau tata i te kaha o te pākahiko. Ngaohiko mahi: te rerekētanga pūmanawa i waenga i ngā irahiko pai me ngā irahiko kino o te pākahiko ina kei te āhua mahi te pākahiko, arā, ina he iahiko e haere ana i roto i te porowhita. Ngaohiko tapahi tukunga: te ngaohiko i tae atu i muri i te utunga katoa o te pākahiko me te tukunga (ki te haere tonu te tukunga, ka nui rawa te tukunga, ka kino te ora me te mahi a te pākahiko). Ngaohiko tapahi utunga: te ngaohiko ina huri te iahiko pumau ki te ngaohiko pumau e utu ana i te wā e utu ana.
Te tere o te utu me te tukunga – te tukunga i te pākahiko me te iahiko pumau mō te 1H, arā, 1C. Mena ko te whakatauranga o te pākahiko lithium he 2Ah, ko te 1C o te pākahiko he 2A, ā, ko te 3C he 6A.
Hononga whakarara – Ka taea te whakanui ake i te kaha o ngā pākahiko mā te hono whakarara, ā, ko te kaha = te kaha o tētahi pākahiko kotahi * te maha o ngā hononga whakarara. Hei tauira, ko te kōwae Changan 3P4S, ko te kaha o tētahi pākahiko kotahi he 50Ah, kātahi ko te kaha o te kōwae = 50*3 = 150Ah.
Hononga raupapa – Ka taea te whakanui ake i te ngaohiko o ngā pākahiko mā te hono raupapa. Ngaohiko = te ngaohiko o tētahi pākahiko kotahi * te maha o ngā aho. Hei tauira, ko te kōwae Changan 3P4S, ko te ngaohiko o tētahi pākahiko kotahi he 3.82V, kātahi ko te ngaohiko o te kōwae = 3.82*4 = 15.28V.
Hei wāhanga nui o ngā waka hiko, he mahi nui tā ngā kōwae pākahiko lithium mana ki te penapena me te tuku i te hiko, te whakarato hiko, me te whakahaere me te tiaki i ngā kete pākahiko. He rerekē te hanganga, te mahi, ngā āhuatanga me te tono, engari he pānga nui tō rātou katoa ki te mahi me te pono o ngā waka hiko. I te haere tonu o te hangarau me te whānui haere o ngā tono, ka haere tonu te whanaketanga o ngā kōwae pākahiko lithium mana, ā, ka nui ake ngā takoha ki te whakatairanga me te rongonui o ngā waka hiko.
Te wā tuku: Hurae-26-2024
