He aha te pūnaha whakahaere pākahiko (BMS)??
Ko te ingoa katoa oBMSKo te Pūnaha Whakahaere Pūhiko, he pūnaha whakahaere pūhiko. He taputapu e mahi tahi ana me te aroturuki i te āhua o te pūhiko rokiroki pūngao. Ko te nuinga o te wā, he mea hei whakahaere me te tiaki atamai i ia wae pūhiko, hei ārai i te pūhiko mai i te utu nui rawa me te tukunga rawa, hei whakaroa i te roa o te ora o te pūhiko, me te aroturuki i te āhua o te pūhiko. Ko te tikanga, ko te BMS he papa hiko, he pouaka taputapu rānei.
Ko te BMS tētahi o ngā pūnaha matua o te pūnaha rokiroki pūngao pākahiko. Ko tāna he aroturuki i te mana whakahaere o ia pākahiko i roto i terokiroki pūngao pākahikote waeine hei whakarite i te haumaru me te pono o te mahi a te waeine rokiroki hiko. Ka taea e te BMS te aroturuki me te kohikohi i ngā tawhā āhua o te pākahiko rokiroki hiko i te wā tūturu (tae atu ki te ngaohiko o te pākahiko kotahi, te pāmahana o te pou pākahiko, te ia o te ara iahiko pākahiko, te ngaohiko pito o te kete pākahiko, te ātete whakamarumaru o te pūnaha pākahiko, me ētahi atu), ā, me whakarite kia rite ki te tātari me te tatau o te pūnaha, ka whiwhihia he maha atu o ngā tawhā aromatawai āhua pūnaha, ā, ka whai hua te whakahaere o tepākahiko rokiroki pūngaoKa whakatinanahia te tinana i runga i te rautaki whakahaere tiaki motuhake, kia pai ai te mahi haumaru me te pono o te waeine rokiroki hiko pākahiko katoa. I taua wā anō, ka taea e te BMS te whakawhitiwhiti kōrero me ētahi atu taputapu o waho (PCS, EMS, pūnaha tiaki ahi, me ētahi atu) mā roto i tana ake atanga whakawhitiwhiti kōrero, tāuru anaro/matihiko, me te atanga tāuru, ā, ka hanga i te mana whakahaere hononga o ngā pūnaha iti i roto i te teihana hiko rokiroki hiko katoa hei whakarite i te haumaru me te pono o te teihana hiko, me te mahi hono whatunga whai hua.
He aha te mahi aBMS?
He maha ngā mahi a te BMS, ā, ko ngā mea tino matua, e tino arohia ana e mātou, e toru noa ngā āhuatanga: te whakahaere tūnga, te whakahaere taurite, me te whakahaere haumaru.
Te mahi whakahaere ā-rohe opūnaha whakahaere pākahiko
E hiahia ana mātou ki te mōhio he aha te āhua o te pākahiko, he aha te ngaohiko, he aha te nui o te pūngao, he aha te kaha, me te aha te iahiko utu me te tuku, ā, mā te mahi whakahaere āhua BMS e whakaatu mai te whakautu. Ko te mahi matua o te BMS he ine me te whakatau tata i ngā tawhā pākahiko, tae atu ki ngā tawhā me ngā āhua matua pēnei i te ngaohiko, te iahiko, me te pāmahana, me te tatau i ngā raraunga āhua pākahiko pēnei i te SOC me te SOH.
Ine pūtau
Te ine i ngā mōhiohio taketake: Ko te mahi taketake o te pūnaha whakahaere pākahiko ko te ine i te ngaohiko, te iahiko, me te pāmahana o te pūtau pākahiko, koinei te pūtake o te tatau taumata-runga me te arorau whakahaere o ngā pūnaha whakahaere pākahiko katoa.
Te kimi ātete ārai: I roto i te pūnaha whakahaere pākahiko, me kimi te kimi ārai o te pūnaha pākahiko katoa me te pūnaha ngaohiko-tiketike.
Tātaitanga SOC
Ko te SOC e pā ana ki te Āhua o te Utu, arā, te kaha e toe ana o te pākahiko. He māmā noa iho, ko te nui o te mana e toe ana i roto i te pākahiko.
Ko te SOC te tawhā tino nui i roto i te BMS, nā te mea ko ngā mea katoa e hangai ana ki te SOC, nō reira he mea tino nui tōna tika. Ki te kore he SOC tika, kāore e taea e ngā mahi tiaki te mahi tika i te BMS, nā te mea ka tiakina te pākahiko i te nuinga o te wā, ā, kāore e taea te whakaroa i te roa o te ora o te pākahiko.
Ko ngā tikanga whakatau tata SOC matua o nāianei ko te tikanga ngaohiko ara iahiko tuwhera, te tikanga whakauru iahiko, te tikanga tātari Kalman, me te tikanga whatunga io. Ko ngā mea tuatahi e rua e whakamahia whānuitia ana.
Ko te mahi whakahaere taurite o tepūnaha whakahaere pākahiko
He "āhuatanga" anō tō ia pākahiko. Hei kōrero mō te taurite, me tīmata tātou ki te pākahiko. Ahakoa ngā pākahiko i hangaia e te kaihanga kotahi i roto i te puranga kotahi, he huringa ora anō tō rātou, ā, he "āhuatanga" anō hoki - kāore e taea te ōrite te kaha o ia pākahiko. E rua ngā momo take mō tēnei rerekētanga:
Te koretake o te hanga pūtau me te koretake o ngā tauhohenga hikohiko
te koretake o te whakaputanga
E mārama ana te koretake o te hanga. Hei tauira, i roto i te tukanga hanga, he koretake ngā rauemi wehewehe, te katote, me te anote, ā, ka hua ake he koretake o te kaha katoa o te pākahiko.
Ko te rerekētanga hiko-matū ko te tikanga i roto i te tukanga whakahōu me te tukunga pākahiko, ahakoa he rite tonu te hanga me te tukatuka o ngā pākahiko e rua, e kore rawa te taiao wera e rite tonu i te wā o te tauhohenga hiko-matū.
E mōhio ana tātou ka nui rawa te kino o te pākahiko ina nui rawa te utu me te kore e taea te whakaweto. Nō reira, ina tino utu te pākahiko B i te wā e utu ana, kua iti rawa rānei te SOC o te pākahiko B i te wā e whakaweto ana, me mutu te utu me te kore e taea te whakaweto hei tiaki i te pākahiko B, ā, kāore e taea te whakamahi katoa i te mana o te pākahiko A me te pākahiko C. Ko te hua o tēnei:
Tuatahi, kua whakaitihia te kaha tūturu o te pākahiko: te kaha i taea e ngā pākahiko A me C te whakamahi, engari inaianei kāore he wāhi hei whakamahi i te kaha hei tiaki i a B, pērā i te herea o te roa me te poto e ngā tāngata e rua me ngā waewae e toru, ā, he puhoi ngā hikoinga o te roa. Kāore e taea te hikoi nui.
Tuarua, ka poto te roa o te ora o te pākahiko: he iti te hikoi, he nui ake ngā hikoinga e tika ana kia hikoi, ā, ka ngenge ake ngā waewae; ka iti te kaha, ā, ka piki ake te maha o ngā huringa e tika ana kia utua me te whakawetohia, ā, ka nui ake hoki te ngoikore o te pākahiko. Hei tauira, ka taea e te pūtau pākahiko kotahi te eke ki te 4000 huringa i raro i te tikanga o te 100% o te utu me te whakaweto, engari kāore e taea te eke ki te 100% i te whakamahinga tuturu, ā, kaua te maha o ngā huringa e eke ki te 4000 ngā wā.
E rua ngā momo taurite matua mō te BMS, te taurite kore mahi me te taurite hohe.
He iti noa te iahiko mō te whakataurite kore mahi, pērā i te whakataurite kore mahi e whakaratohia ana e DALY BMS, he iahiko taurite o te 30mA anake, ā, he roa te wā whakataurite ngaohiko pākahiko.
He nui te iahiko taurite hohe, pērā i tetaurite hohei whakawhanakehia e DALY BMS, e eke ana ki te iahiko taurite o te 1A, ā, he poto te wā taurite ngaohiko pākahiko.
Te mahi tiaki opūnaha whakahaere pākahiko
Ka taurite te aroturuki BMS ki ngā taputapu o te pūnaha hiko. E ai ki ngā āhuatanga mahi rerekē o te pākahiko, ka wehea ki ngā taumata hapa rerekē (ngā hapa iti, ngā hapa nui, ngā hapa whakamate), ā, ka mahia ngā mahi tukatuka rerekē i raro i ngā taumata hapa rerekē: whakatūpato, herenga mana, tapahi tika rānei i te ngaohiko tiketike. Kei roto i ngā hapa ko ngā hapa kohikohi raraunga me te whaitake, ngā hapa hiko (ngā pūoko me ngā kaiwhakaoho), ngā hapa whakawhitiwhiti kōrero, me ngā hapa tūnga pākahiko.
Ko tētahi tauira noa, ina wera rawa te pākahiko, ka whakatauhia e te BMS kua wera rawa te pākahiko i runga i te pāmahana pākahiko kua kohia, kātahi ka momotuhia te ara iahiko e whakahaere ana i te pākahiko hei mahi i te tiaki wera rawa me te tuku whakaoho ki te EMS me ētahi atu pūnaha whakahaere.
He aha me whiriwhiri ai i te DALY BMS?
Ko DALY BMS tētahi o ngā kaihanga pūnaha whakahaere pākahiko (BMS) nui rawa atu i Haina, neke atu i te 800 āna kaimahi, he awheawhe whakaputa e 20,000 mita pūrua te rahi, ā, neke atu i te 100 ngā miihini R&D. Ka kaweakehia ngā hua mai i Daly ki neke atu i te 150 whenua me ngā rohe.
Mahi tiaki haumarutanga ngaio
E ono ngā mahi tiaki matua o te papa atamai me te papa taputapu:
Te tiaki i te utu nui rawa: Ina tae te ngaohiko pūtau pākahiko, te ngaohiko kete pākahiko rānei ki te taumata tuatahi o te ngaohiko utu nui, ka tukuna he karere whakatūpato, ā, ina tae te ngaohiko ki te taumata tuarua o te ngaohiko utu nui, ka momotu aunoa a DALY BMS i te pūtake hiko.
Te parenga ki te tukunga nui rawa: Ina tae te ngaohiko o te pūtau pākahiko, o te kete pākahiko rānei ki te taumata tuatahi o te ngaohiko tukunga nui rawa, ka tukuna he karere whakatūpato. Ina tae te ngaohiko ki te taumata tuarua o te ngaohiko tukunga nui rawa, ka momotu aunoa a DALY BMS i te pūtake hiko.
Te parenga o te iahiko nui: Ina tae te iahiko tuku pākahiko, te iahiko utu rānei ki te taumata tuatahi o te iahiko nui, ka tukuna he karere whakatūpato, ā, ina tae te iahiko ki te taumata tuarua o te iahiko nui, ka momotu aunoa a DALY BMS i te pūtake hiko.
Te tiaki pāmahana: Kāore e taea e ngā pākahiko lithium te mahi noa i raro i ngā āhuatanga pāmahana teitei me te iti. Ina teitei rawa, ina iti rawa rānei te pāmahana o te pākahiko ki te eke ki te taumata tuatahi, ka tukuna he karere whakatūpato, ā, ina tae ki te taumata tuarua, ka motu aunoa te pūnaha hiko o DALY BMS.
Te parenga-poto: Ina poto te porowhita o te porowhita, ka piki tonu te iahiko, ā, ka momotu aunoa a DALY BMS i te pūtake hiko
Mahi whakahaere taurite ngaio
Whakahaere taurite: Mena he nui rawa te rerekētanga o te ngaohiko o te pūtau pākahiko, ka pā ki te whakamahinga noa o te pākahiko. Hei tauira, kua tiakina te pākahiko mai i te utu nui i mua, ā, kāore te pākahiko i te tino utu, kua tiakina rānei te pākahiko mai i te tukunga nui i mua, ā, kāore e taea te tukunga katoa o te pākahiko. He mahi whakataurite kore mahi a DALY BMS, ā, kua whakawhanakehia hoki he waeine whakataurite hohe. Ka eke te au whakataurite mōrahi ki te 1A, ka taea te whakaroa i te roa o te ora o te pākahiko me te whakarite i te whakamahinga noa o te pākahiko.
Te mahi whakahaere kāwanatanga ngaio me te mahi whakawhitiwhiti kōrero
He kaha te mahi whakahaere tūnga, ā, ka whakamatautauria ia hua kia tino kounga i mua i te wehenga atu i te wheketere, tae atu ki te whakamātautau whakamahana, te whakamātautau tika o te iahiko, te whakamātautau urutau taiao, me ētahi atu. Ka aroturukihia e te BMS te ngaohiko pūtau pākahiko, te ngaohiko katoa o te kete pākahiko, te pāmahana pākahiko, te iahiko utu me te iahiko tuku i te wā tūturu. Ka whakarato i te mahi SOC tino tika, ka whakamahi i te tikanga whakauru ampere-haora matua, ko te hapa he 8% noa iho.
Mā roto i ngā tikanga whakawhitiwhiti kōrero e toru o te UART/RS485/CAN, ka honoa ki te rorohiko manaaki, ki te mata whakaatu pā rānei, ki te Nihokikorangi me te papa rama hei whakahaere i te pākahiko lithium. Tautokohia ngā kawa whakawhitiwhiti kōrero matua o ngā inverters, pērā i te China Tower, GROWATT, DEY E, MU ST, GOODWE, SOFAR, SRNE, SMA, me ētahi atu.
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Wā tuku: Mei-14-2023
