Ndi chitukuko champhamvu cha msika wa magalimoto atsopano opereka mphamvu, ma charger a magalimoto, monga chimodzi mwa zigawo zazikulu, akusintha kukhala ogwira ntchito kwambiri, ocheperako komanso odalirika kwambiri.
Kampani ya Shanghai Electronics Co., Ltd., yokhala ndi ukadaulo wake watsopano wa capacitor, sikuti imangothandiza Xiaomi Fast Charge kukwaniritsa kupita patsogolo pankhani ya zamagetsi, komanso imapereka chithandizo chofunikira pakukweza ukadaulo wa ma charger a magalimoto.
1. Kukula kochepa komanso mphamvu zambiri: kusintha kwa malo kwa ma charger agalimoto
Chimodzi mwa zinthu zofunika kwambiri pa mpikisano wa ma capacitor chili mu lingaliro lake la kapangidwe kake ka "kakang'ono, mphamvu yayikulu". Mwachitsanzo, mtundu wa lead wamadzimadziMa capacitor a LKM mndandanda(450V 8.2μF, kukula kokha 8 * 16mm) yopangidwira mfuti zochapira za Xiaomi imakwaniritsa ntchito ziwiri za kuletsa mphamvu ndi kukhazikika kwa magetsi mwa kukonza bwino zida ndi kapangidwe ka mkati.
Ukadaulo uwu umagwiranso ntchito pa ma charger a magalimoto - m'malo ochepa omwe ali m'bwalo, ma capacitor ang'onoang'ono amatha kuwonjezera mphamvu ya module yochaja pomwe amachepetsa kuthamanga kwa kutentha. Kuphatikiza apo, ma KCX series (400V 100μF) ndi ma NPX series solid-state capacitors (25V 1000μF) omwe adapangidwa makamaka kuti azitha kuchaja mwachangu a GaN apereka njira zokhwima zosinthira bwino ma charger a DC/DC omwe ali m'bwalo omwe ali ndi mawonekedwe awo apamwamba komanso otsika.
2. Kukana ku malo oopsa: Chitsimikizo chodalirika pazochitika zomwe zili mkati
Ma charger omwe ali m'bwato ayenera kupirira zovuta zogwirira ntchito monga kugwedezeka, kutentha kwambiri, ndi chinyezi chambiri. Ma capacitor apangidwa kuti asagwere mphezi ndi mafunde akuluakulu a ripple. Mwachitsanzo, mndandanda wa LKM ukhoza kugwira ntchito mokhazikika pamalo okwana -55℃ ~ 105℃ okhala ndi moyo wa maola 3000.
Ukadaulo wake wa solid-liquid hybrid capacitor (monga capacitor yotsutsana ndi kugwedezeka yomwe imagwiritsidwa ntchito mu ma charger omwe ali m'boti) wadutsa ziphaso za IATF16949 ndi AEC-Q200 ndipo wagwiritsidwa ntchito bwino mu ma domain controllers ndi ma charger modules a magalimoto atsopano amphamvu monga BYD. Kudalirika kwakukulu kumeneku ndiye chofunikira chachikulu kuti ma charger omwe ali m'boti athe kuthana ndi malo ovuta.
3. Kugwira ntchito pafupipafupi komanso kugwiritsa ntchito bwino mphamvu: kufananiza ukadaulo wa semiconductor wa m'badwo wachitatu
Makhalidwe apamwamba a zida za semiconductor za m'badwo wachitatu monga gallium nitride (GaN) ndi silicon carbide (SiC) zimaika zofunikira kwambiri pa yankho lapamwamba komanso kutayika kochepa kwa ma capacitor.
Mndandanda wa KCX ukhoza kusintha kuti ugwirizane ndi topology ya resonant ya LLC yowonjezereka komanso kukonza mphamvu zonse za ma charger omwe ali m'bwato mwa kuchepetsa ESR (kukana kofanana ndi mndandanda) ndikuwonjezera kukana kwa ripple current.
Mwachitsanzo, mphamvu yowongolera bwino ya mndandanda wa LKM mu mfuti zochapira za Xiaomi imachepetsa mwachindunji kutayika kwa mphamvu panthawi yochapira. Chidziwitsochi chikhoza kusamutsidwira ku malo ochapira mwachangu omwe ali mkati mwa ndege.
4. Mgwirizano wa mafakitale ndi chiyembekezo chamtsogolo
Chitsanzo cha mgwirizano ndi Xiaomi (monga chitukuko cha ma capacitor okonzedwa mwamakonda) chimapereka chitsanzo cha gawo la ma charger omwe ali m'bwato. Gulu lake laukadaulo lakwaniritsa kufananiza bwino ma capacitor ndi zida zamagetsi mwa kutenga nawo mbali kwambiri mu kafukufuku ndi chitukuko cha opanga magetsi (monga mgwirizano ndi opanga ma chip monga PI ndi Innoscience).
Mtsogolomu, ndi kufalikira kwa nsanja za 800V zamphamvu komanso ukadaulo wowonjezera mphamvu, ikupanga mndandanda wa capacitor wamphamvu kwambiri, womwe ukuyembekezeka kupititsa patsogolo chitukuko cha ma charger omwe ali m'bwalo kuti akhale opepuka komanso ophatikizika.
Mapeto
Kuyambira pa zamagetsi zamagetsi mpaka pa gawo la magalimoto, ma capacitor awonetsa udindo wofunikira wa ma capacitor ngati "malo oyendetsera mphamvu" kudzera muukadaulo watsopano komanso kusintha kwa zochitika. Kugwirizana kwake bwino ndi Xiaomi Fast Charge sikuti kumangopereka mayankho ogwira mtima pamsika wa ogula, komanso kumabweretsa mphamvu zatsopano pakukweza ukadaulo wa ma charger omwe ali m'bwalo. Motsogozedwa ndi magalimoto atsopano amphamvu ndi ukadaulo wochapira mwachangu, ukadaulo wa capacitor wocheperako komanso wodalirika kwambiri upitiliza kutsogolera kusintha kwamakampani.
Nthawi yotumizira: Epulo-07-2025