Momo Raru: Roanga Ora o te Pāmahana-Teitei
P: Me pēhea tātou e whakarite ai kia rite te roa o te ora o ngā wāhanga tātari matua i roto i ngā kōwae OBC e mahi ana i raro i te taiao pāmahana matua 85°C e pāngia ana e ngā hikohiko motuka ki te roa o te ora o te waka?
A: He wero taumata-pūnaha te roa o te ora i te pāmahana tiketike e hiahia ana kia aromatawaihia whānuitia, ehara i te mea ko ngā wāhanga takitahi anake.
Whai muri i te whakaū i te kōwhiringa, me ine te pāmahana matua o te pūnga (kaua te pāmahana o te mata) i te wā o te tauira tauira kia kore ai e neke ake i te rohe. E taunakihia ana kia whakatūria he tikanga whai raraunga mō te roanga o te oranga o te kaiwhakarato.
Momo Raru: Te Whakarerekētanga o te PCB me te Tahora Hanganga
Q: He aha ngā wero matua ka pā mai i te whakamahi i ngā pūnga kiriata i roto i te PCB me te tahora hanganga?
A: Me whakauru ngā wero tahora ki te arotake i te wā o te hoahoa ariā kia kore ai e nui ngā utu mō ngā whakarerekētanga o muri mai. Ko ngā wero matua ko te marara o te wera, te wāhi, me te ahotea ā-pūkaha.
Te Taupatupatu i waenganui i te Mararatanga Wera me te Wāhi: Me whai hauhautanga me te mararatanga wera ngā pūnga, engari he iti te wāhi e whakawhāitihia ana e ngā whakatakotoranga kiato, ā, me taurite tika mā te whakatauira wera.
Te ahotea ā-mīhini: Ko te whānui kore taurite o ngā taura o ngā pūnga momo-pine me te PCB i te wā e rerekē ana te pāmahana ka arahi ngāwari ki te pakaru ngenge o ngā hononga honohono.
Mōrearea Wiri: Tērā pea ka wetekina e te wiri waka ngā pūnga nui, ā, kāore e pono te whakapiripiri anake.
Ngā Otinga: Whakapai ake i te tahora mā te whakamahi i te whakaata wera, whakauruhia ngā kōhao whakangāwari-aukati ki te hoahoa PCB, me te tāpiri i ngā whakapiringa ā-ringa pēnei i ngā rawhi, i ngā piripiri rānei mō ngā pūnga nui. Haunga ngā ārai i runga ake nei, e taunakihia ana kia whakamahia he whakaahua wera hei whakahaere i ngā inenga tohatoha wera tuturu i runga i te tauira me te manatoko i te whakaata. Mō ngā pūnga momo-pine, he mea whakahau te whakamātautau pono o te hononga honohono huringa pāmahana (-40°C ki te 125°C).
Momo Raru: Hoahoa Roa o te Ora o ngā Pūnga OBC
P: E hiahia ana te kiritaki kia kaua e whakakapia ngā pūnga OBC i te roanga o te oranga o te waka (15 tau / 300,000 km). Me pēhea te whakatutuki i tēnei whakaritenga mā te hoahoa, te whiriwhiri, me te whakamātautau?
A: He whakaritenga uaua te whakaritenga "kāore he whakakapinga" a te kiritaki, ā, me aro atu ki te wāhanga hoahoa me te tuhi ki roto i te whakaaetanga hangarau. Kōwhiringa: Kōwhiria ngā pūnga kiriata polypropylene whakarewa me te roanga o te ora ≥100,000 hāora (tata ki te 11.5 tau) i te 85°C me te neke atu i te 15 tau i raro i ngā āhuatanga pāmahana iti, e kapi ana i te huringa ora katoa o te waka;
Tauwehenga Hoahoa: Te kaha rahui ≥30% me te tawhē iahiko ngaru, te whakahaere i te pikinga pāmahana pūnga ≤15°C, te whakaiti i te ahotea mahi, me te whakaroa i te whakahekenga;
Whakamātautau me te Manatoko: Whakatereterehia te koroheketanga i te 125°C/1000 hāora, ka tatau i te roanga o te ora tūturu mā te whakamahi i te pihi roanga o te ora-pāmahana; whakahaerehia ngā whakamātautau taiao tae atu ki te huringa pāmahana teitei me te pāmahana iti, te wera haukū, me te wiri hei whakarite i te mahi pumau.
Me uru ki te tukanga whakamātautau me te manatoko te "whakamātautau tawhito o te whakatauira āhua mahi tūturu," te whakamahi i te iahiko riipene whāinga i te 85°C mō te >3000 hāora o te whakamātautau, me te whakamahi i ngā raraunga hei tautoko i ngā hua. Me whakaata te hoahoa tawhē i roto i te whakatauira ara iahiko.
Momo Raru: Wero Tātari Auau-Teitei
P: I roto i te ara iahiko OBC PFC, i te pikinga ake o te auau whakawhiti, me pēhea tātou e whakarite ai ka taea tonu e te pūnga DC-Link te pehi i te ngaru auau-tiketike me te ārai i ngā pikinga nui o te ngaohiko pahi ka taea te whakaoho i te ara iahiko tiaki pūnaha ki te aukati i te utu?
A: He raruraru pūnaha te rahunga o te tātari auau-tiketike e tika ana kia arohia mai i ngā taha e toru: te hoahoa o te pūnga, te tahora, me te whakahaere.
Whakaritea te whiwhi i ngā ānau ārai mō ngā pūnga i runga ake i te 100kHz. I runga i te PCB, me whakaiti te horahanga o te koropiko tāuru me te koropiko tāputa o te pūnga; me whakamahi ngā pae pahi paparanga maha mēnā e tika ana.
Momo Raru:Pūhara 800V Ātete Ngaohiko
P: Mō te tūāpapa ngaohiko-tiketike 800V i roto i ngā waka hiko hou, me pēhea te whakamana i te pono o te ngaohiko ātete o te pūngao ina pāngia e ngā ngaru iahiko-tiketike, ngaohiko-tiketike hei karo i te pakaru nā te korenga o te ngaohiko ātete?
A: Me whakapūmau te pono o te ātete hiko 800V mā te huarahi e toru: tawhē hoahoa + mana tukanga + kapinga whakamātautau.
I te wā e whiriwhiri ana i ngā pūnga hiko, me whakamahi he ngaohiko whakatauranga o te 1000V, neke atu rānei. Me tauira ngā puranga whakaputa, ā, me whakamātautau i te kawenga pumau o te ngaohiko teitei (hei tauira, 1.2 ngā wā o te ngaohiko whakatauranga, 85°C, 96 hāora).
Momo Raru:Te Utu me te Mahi
P: Me pēhea te whakataurite i te utu me te mahi o ngā pūnga kiriata i roto i te hoahoa?
A: He mea nui te whakataurite i te utu me te mahi mō te angitu o te kaupapa, me whai tauira utu mārama me te pūtake mahi.
Whakatinanahia he rautaki "kōwhiringa taumata": Whakamahia ngā pūnga kiriata mahi-teitei mō te Taumata A (ara matua); whakamahia ngā pūnga hiko ranu, ngā pūnga hiko kua arotauhia rānei mō te Taumata B (kore-matua). Whiriwhiria ngā mahere whakaheke utu ā-tau me ngā kaiwhakarato.
Momo Raru: Te Rahunga o te Ara PFC
P: He pēhea te kaha o te pūnga DC-Link i roto i te ara iahiko PFC o te kōwae OBC (te whakahekenga o te pūnga, te pikinga o te ESR) e whakaoho ai i te tikanga tiaki pūnaha me te whakakore i te utu?
A: Me mārama hōhonu ki te horapa o te rahunga ki te taumata pūnaha hei whakatakoto i ngā whakatūpato wawe whai hua. E taunakihia ana kia tāpirihia he ara iahiko kite ngaohiko ripo i roto i te taputapu, me te whakatakoto i tētahi paepae whakatūpato wawe i runga i te uara whai hua o te ripo i roto i te pūmanawa, i mua i te mahi tiaki taputapu, kia whiwhi ai ngā kaiwhakamahi i tētahi wā ārai.
Momo Raru: Ngā Whakaaro mō te Utu Whakakapinga
P: Ki te whakatauritea ki ngā pūnga hiko kua pakeke me ngā pūnga iti te utu, me pēhea e taea ai e tātou te aromatawai me te whakaae i te utu tuatahi o te pire rauemi (BOM) o ngā pūnga kiriata mahi-teitei i roto i te OBC i raro i te akiaki o ngā whakaritenga pono teitei?
A: Me whakamārama te utu nui o te BOM ki roto, ki ngā kiritaki hoki mā te whakamahi i te "hangarau uara", kaua e whakataurite noa i ngā utu waeine. Waihangahia he tauira tātaritanga TCO mārama hei ine i ngā utu whai muri i te hoko me te ngaronga o te ingoa waitohu. Mō ngā tauira papai, ka hokohokohia ngā "pūnga roa-ora" hei kaupapa matua o te hua.
Momo Raru: Aratau Rahunga Ārai
P: Me pēhea tā tātou hoahoa hei karo i ngā hapa whai muri i te hoko i roto i te OBC nā ngā take pūnga?
A: Ko te karo i ngā hapa i muri i te hoko tētahi o ngā whāinga matua o te hoahoa, e hiahia ana kia whai rārangi arowhai pūnaha mō ngā mahi ārai.
I roto i te DFMEA, ka whakatakotoria te Tau Matua Mōrearea (RPN) o ngā aratau rahunga e pā ana ki te pūnga hiko hei tūemi whakapainga ā-ture, e akiaki ana i te tango i ngā otinga āhua-totoka pērā i ngā pūnga kiriata. Ka whakatūria he kōtaha kounga mō ngā kaiwhakarato wāhanga matua.
Momo Raru: Te Whakaiti me te Taurite Mahi
P: Kei te whai ngā waka hiko hou i te whakaitiiti. Me pēhea te whakamana i te mahi me te roa o te ora ina iti haere ngā pūnga i roto i te OBC?
A: He ariā taupatupatu engari kotahi te whakawhāititanga me te roa o te ora, e whakamātautau ana i te whakaurunga pūnaha me ngā āheinga auaha rauemi. Ka whakawhanakehia ngā rahi ritenga i te mahi tahi me ngā kaiwhakarato pūnga. I roto i te hanganga, ka pā tika te mata whakairinga pūnga ki te totohu wera, ka tutuki ai te "whakamarara wera hanganga whakauru" hei whakakore i te pikinga pāmahana i puta mai i te rahi kua whakaitihia.
Momo Raru: Te Hekenga o te Mahi Utu
Q: He tūāpapa hiko-teitei 800V tā taku waka. He aha te āhua nei ka puhoi haere te tere o te utu i muri i ētahi tau o te whakamahinga, ā, i ētahi wā kāore anō kia utua katoatia?
A: He raruraru noa te puhoi o te utu. Tuatahi, me whakakore ngā āhuatanga o waho pēnei i te mana o te teihana utu me te kaha o te pākahiko. He tino tūpono tēnei raruraru nā tētahi wāhanga matua i roto i te rihi kei runga i te papa (OBC)—te pūnga. He mea pai kia whakamahia te ratonga whai muri i te hoko ki te pānui i ngā raraunga OBC i te wā tiaki ā-tau, me te tirotiro hoki mō ngā "rārangi whakatūpato mahi pūnga". He mea watea ake te whiriwhiri i tētahi tauira e tautoko ana i te whakahaere hauora pākahiko me te aroturuki i te tūnga OBC.
Momo Raru: Te Rahunga Ā-tinana o te Pūnga
Q: I kī mai te ratonga muri-hoko he hapa taku waeine OBC. I te wetewetehia, i kitea he pūnga pupuhi i roto. He aha te take o tēnei?
A: He āhuatanga ā-tinana noa te pūnga pupuhi o te pūnga hiko tuku iho. Ko te pūtake ko te wā e mahi ana te OBC i te pāmahana teitei me te auau teitei mō te wā roa, ka puta he hau mai i te electrolyte i roto i te pūnga nā te wera, ka piki ake te pēhanga o roto, ā, ka huri te āhua o te anga o waho. He āwangawanga nui ki ngā kaiwhakamahi te kitenga i te pūnga pupuhi e pā ana ki te haumaru me te wātea o te whakatika. Mena ka kitea he pupuhi, kati tonu te whakamahi i te OBC mō te utu ka huri ki te utu puhoi, kawe rānei i te waka ki te toa whakatika, nā te mea ka pakaru katoa te pūnga pupuhi i ngā wā katoa, ka nui ake ngā hapa kino.
RaruraruMomo: Te Ātete ki te Ngaohiko Teitei
Q: I rongo au he nui ake ngā whakaritenga mō ngā wāhanga o te tūāpapa 800V. Me pēhea te karo i ngā pūnga i roto i te OBC kia kore ai e pakaru i te ngaohiko nui rawa?
A: He āwangawanga haumaru te "wehenga hiko teitei", ā, me mārama te whakamārama me te whakamana. Tirohia ngā whakatakotoranga o te waka, pātai atu rānei ki te kaihoko mēnā e tohu ana te OBC i te whakamahinga o ngā "pūnga kiriata" me te "hoahoa whakamarumaru whakapakari". He pai ake te haumaru hiko teitei o ēnei momo waka.
Momo Raru: Te Āheitanga ki te Taiao i te Pāmahana Teitei
P: Ka pāngia tōna roanga mahi e te wera e puta mai ana i te OBC i te wā e mahi ana? Me pēhea te aro atu o ngā pūnga ki ngā pāmahana tiketike?
A: Kei te āwangawanga ngā kaipupuri waka mō te "kino huna" o ngā pāmahana teitei ki ngā wāhanga o te waka. I te raumati, karohia te utu tere mana nui i muri tonu i te pānga o te rā tika ki te waka; tukua te waka kia whakamatao mō tētahi wā. Ka tino whakaitihia te pāmahana tīmatanga o roto o te OBC, he mea whai hua mō tētahi pūnga.
Momo Raru: Te Pakeketanga o te Pūnaha Utu
P: He nui ake te tūponotanga o ngā waka he tere te utu 800V ki te pāngia e ngā raruraru tawhito o te pūnaha utu?
A: Me whakatika te whakaaro hē e mea ana "he ngāwari ake te hangarau hou".
Kia whai whakaaro ki ngā rārangi i roto i ngā pānuitanga a ngā kaihanga motuka e pā ana ki te "pūtāhui ora mō ngā wāhanga matua" me te "hoahoa roa te ora", nā te mea he maha ngā wā e pā tika ana ēnei ki te whakamahinga o ngā wāhanga mahi-teitei pērā i ngā pūnga kiriata.
Momo Raru: Te Whakarerekētanga Āhua Whakahaere Auau-Teitei
P: Hei whai i te whai huatanga o te utu, ka mahi te OBC i te auau tino teitei. Ka pā tēnei ki te pūnga?
A: He "taumahatanga puku" te mahi auau-teitei mō ngā kaipupuri waka, ā, me hono atu ki tētahi wheako e kitea ana. Mēnā kei te whakamahi koe i te teihana utu tere kotahi, mēnā he iti iho te pai o te utu (kW) o te waka i ērā atu tauira rite, mēnā rānei he tino wera rawa te rohe OBC, he tohu pea tēnei mō te ngoikore o te mahi pūnga iahiko auau-teitei.
Momo Raru: Pūnaha me te Pono
P: Ka taea e te whakakapi noa i tētahi pūnga hiko te whakapai ake i te pono whānui o te waka?
A: Me whai kupu whakarite mārama te ariā o "ngā wāhanga iti, te pānga nui". He rite te pūnga ki te "kaiwhakahaere hiko" me te "kaipatu ahi" o te pūnaha utu. Ka taea e te "kaipatu ahi" pono, pumau te ārai i te "awheawhe" katoa (OBC) kei hiahia ki ngā whakatikatika nui nā ngā mura iti (ngā piki me ngā heke o te hiko).
Momo Raru: Te Whakatau Rapanga Hapa Ā-Wā
Q: I ētahi wā ka whakaatuhia e taku waka pūhara 800V te "Hapa Pūnaha Utu" i runga i te papaaho i te wā e utu tere ana, engari ka utu anō i muri i te tīmatanga anō o te waka. He aha pea te take o tēnei raruraru wā-poto?
A: Ko tēnei hapa wā-poto te mea pea i puta mai i te mahi pāmahana teitei kore pumau o ngā pūnga i roto i te OBC. I te wā e tere tonu ana te utu, ka piki tere te pāmahana o roto o te OBC. Ka tino rerekē te ESR o ngā pūnga hiko tuku iho me te pāmahana, ka huri tere te ngaohiko DC-Link ki tua atu i te paepae, ka whakaoho i te tiaki pūnaha. Ko ngā hapa wā-poto te mea tino whakarihariha mō ngā kaipupuri waka, ā, he uaua ki te whakaputa anō me te ratonga muri-hoko. E taunakihia ana kia tangohia e ngā kaipupuri waka ngā whakaahua o te papaaho, te mata puranga utu e whakaatu ana i te mana, me te pāmahana taiao ina puta te karere hapa. Ka taea e ēnei mōhiohio te āwhina nui i ngā miihini muri-hoko ki te tautuhi wawe mēnā he pāmahana pūnga teitei te raruraru.
Momo Raru: Te Urutau ki te Taiao i te Mahana Iti
P: He aha i nui ake ai te tere rahunga o te OBC o taua tauira 800V i ngā rohe makariri ake i ngā rohe mahana ake?
A: E whakaatu ana tēnei i ngā hapa urutau pāmahana o ngā pūnga hiko tuku iho. I ngā taiao makariri, ka piki ake te matotoru o te irahiko, ka heke te kawe hiko, ka hua ake he pikinga tere o te ESR o te pūnga. I te wā kotahi, ka tere ake te mimiti o te irahiko me te tawhito o ngā rauemi i ngā huringa wera me te makariri pinepine. Ko ngā rerekētanga ā-rohe o ngā reiti rahunga he mea nui e pā ana ki te urupare a te rangatira. Mō ngā rangatira i ngā rohe raki, e taunakihia ana kia utua i roto i ngā karāti raro whenua, i roto rānei i te whare i te takurua, ā, kia whakamahanahia te pākahiko me te waka mā te taupānga i mua i te haere; he pai tēnei mō te tiaki i ngā wāhanga ngaohiko teitei katoa, tae atu ki te OBC.
Momo Raru: Whakahaere Utu Whakatika
Q: Kua kitea e mātou he nui ake te utu whakatika OBC o ngā tauira 800V i ērā o ngā tauira 400V. Ko ēhea ngā wāhanga matua e whai wāhi ana ki te pikinga o te utu? Me pēhea te whakaiti?
A: Ko te take matua mō te utu nui o te whakatika OBC i runga i te tūāpapa 800V ko te kino haere tonu o ngā wāhanga ngaohiko teitei. Ina pakaru te pūnga tātari nui, ka puta he pikinga nui o te ngaohiko me te iahiko, ka pakaru ngā taputapu whakawhiti hiko utu nui (pēnei i ngā SiC MOSFET). Ka taea e koe te pātai wawe "mēnā he raruraru pūnga te take o te kino" me te kimi mēnā he tauira roa te ora o te pūnga kua whakakapia hei karo i te pakaru anō i te wā poto, ka penapena moni ai koe i te wā roa.
Wā tuku: Hakihea-16-2025