O te hangarau, Hikohiko
He aha te pūhiko pūmana. Ko te pūmana tiaki Li-Ion-pūhiko
Ko te pūmana ratou he whakaaro whai hua. A i roto i te tikanga ki te mahino pai tenei kaupapa, me te mahi koe ki te tauira motuhake. Na reira, whakaaro tatou te pūmana tiaki pākahiko. He aha te mea te reira? Nahea? He aha ngā mahi i reira?
He aha e te pūmana tiaki
Nahea te kaiwhakahaere
He aha e nga momo
- Hoki pūngao whakahou.
- Hoki taputapu whare.
- Hoki ngā pūrere pūkoro.
O te akoranga, te momo ratou nui atu. Engari kia rite ki te whakaaro tatou ki te pūmana tiaki i te wāhi whānui o te tirohanga, he reira nui mo tatou, a ratou. Ki te kōrero tatou e pā ana ki te hunga e kua whakamahia hoki awhi solar me kapohau hau, i roto i nei te rohe ngaohiko o runga he te tikanga rite ki te 15 volts, i te raro - 12 B. Ka taea e te pūhiko whakaputa i roto i te supply 12 V mana paerewa te hono ki reira ki pai kati tānga whakapā. Eaha te tupu, no te nui o te ngaohiko o te pūhiko te V 15? I roto i ngā take pēnei, kawea te pūmana i roto ara iahiko tānga. Ka rite ki te hua, whakawhiti te pūtake te mana pūhiko te ki te kawenga whakataimaha. Me kï reira e kore e tino rite te reira ki te hoatu awhi solar no o etahi pānga taha. Ko mo generators hau , he whakahauanga ratou. taputapu-whare me ngā pūrere pūkoro whai ratou ake āhuatanga. Ai te papa pākahiko kaiwhakahaere, a ka pa ki te pātene e tata ōrite waea pūtau.
Titiro ki te lithium-katote pūhiko waea pūkoro
kaupapa whakahaere
Kei te hāngai te reira i runga i transistors MOSFET. Tikanga, i reira e rua. kia whai 6 8 ranei titi te rawa taua maramara. Hoki te mana tiaki motuhake, me te ruke i te pūtau pākahiko te whakamahi i rua transistors mara-pānga e te hunga i roto i te whare kotahi. Na, ka taea e tetahi te hono momotu te kawenga ranei. He transistor tuarua mahi te mahi ano, engari ki te supply mana (e mahi rite te rihi). Nā ki te whakatinanatanga o te kaupapa taua taea pā i te ora pūhiko, kahore raruraru. Ki te hiahiatia, e taea te whakamahi i te reira i roto i tetahi atu wahi. Ko kia whanau ai i roto i te ngakau e te pūmana ara iahiko tiaki pākahiko me taea anake te tono ia ki apparatuses me ngā āhuatanga e whai i te iti whānuitanga o ngā mahi. Hoki ētahi atu kōrero e pā ana ki enei āhuatanga, tatou te matapaki i teie nei.
Parenga ki overcharging
Parenga ki rawa he nui
A, no te tae i te ngaohiko i te tino uara iti e hanga mahi raruraru o te pūrere iho (te tikanga i roto i te 2,3-2,5V ngā), ka tahuri atu te hāngai MOSFET-transistor, i te mea te kawenga mō te supply o te waea pūkoro o nāianei. Next reira ko te whakawhiti ki te moe aratau ki te kohi mana iti. Na ka ki reira ko te āhuatanga rawa ngā o te mahi. Na, i te ngaohiko pūtau pākahiko he nui atu i 2.9-3.1 V, ka kia whakahohea te pūrere pūkoro mō te mahi noa. Mahalo kia kite koutou ko e ka plugging te waea, whakaatu reira e reira ko te ako, ko te tahuri ki runga ki a mahi tikanga kore e hiahia ki te.
tikanga tiaki
Me kï reira e te maha o ngā huānga e me tiaki ki te pānga kino te pūmana tiaki kua. Na, tenei te p pirinoa e kua whakaritea i roto i te transistors mara-pānga, te ara iahiko tiaki kite me te torutoru tāpiritanga iti. Aue ae, me te mea e taea e te tirotiro koe i te tiaki pūmana pākahiko, me te ako puna pūngao mahi, e taea te whakahokia tona mahi noa, ki te te "mate". O te akoranga, titau tenei he mutunga o te mahi, e kore te pahūtanga meltdown ranei. I roto i tenei take, ka taea e te tauturu i whakaaro motuhake e mahi he "whakaora" tiaki motuhake. O te akoranga, ka mahi ratou mo te wa roa - ka taea e te tukanga toia i hoki pinepine o haora, ko te pākahiko i muri i te otinga angitu o te mahi ka waiho tata rite pai rite hou.
mutunga
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