Ngokuthuthuka okunamandla kwemakethe yezimoto zamandla amasha, amashaja ezimoto, njengenye yezingxenye eziyinhloko, athuthukela ekusebenzeni kahle okuphezulu, ukwenza i-miniaturization kanye nokuthembeka okuphezulu.
I-Shanghai Electronics Co., Ltd., ngobuchwepheshe bayo be-capacitor obusha, ayisizi nje kuphela i-Xiaomi Fast Charge ukuthi ifinyelele impumelelo emkhakheni we-elekthronikhi yabathengi, kodwa futhi inikeza ukusekelwa okubalulekile ekuthuthukisweni kwezobuchwepheshe kwamashaja ezimoto.
1. Usayizi omncane kanye nokuminyana kwamandla aphezulu: ukuguqulwa kwesikhala kwamashaja ezimoto
Enye yokuncintisana okuyinhloko kwama-capacitor ilele kumqondo wawo wokuklama "usayizi omncane, umthamo omkhulu". Isibonelo, uhlobo lwe-liquid leadI-LKM series capacitors(450V 8.2μF, usayizi 8 * 16mm kuphela) eyakhelwe izibhamu zokushaja ze-Xiaomi ukufeza imisebenzi embaxambili yokugcinwa kwamandla kagesi kanye nokuqiniswa kwamandla kagesi ngokuthuthukisa izinto zangaphakathi nezakhiwo.
Lobu buchwepheshe busebenza futhi kumashaja emoto - endaweni elinganiselwe ebhodini, ama-capacitor amancane-volume angakhuphula kakhulu ukuminyana kwamandla wemodyuli yokushaja ngenkathi enciphisa ukucindezela kokukhipha ukushisa. Ngaphezu kwalokho, uchungechunge lwe-KCX (400V 100μF) kanye ne-NPX yochungechunge lwe-solid-state capacitor (25V 1000μF) eklanyelwe ngqo ukushaja okusheshayo kwe-GaN lunikeze izixazululo ezivuthiwe zokuguqulwa okuphumelelayo kwe-DC/DC yamashaja angaphakathi ebhodini anezici zawo zokuvama okuphezulu nezici zokungakwazi ukusebenza kahle.
2. Ukumelana nezindawo eziyingozi kakhulu: Isiqinisekiso sokwethenjwa sezimo ezingaphakathi ebhodini
Amashaja angaphakathi ebhodini adinga ukumelana nezimo zokusebenza eziyinkimbinkimbi njengokudlidliza, izinga lokushisa eliphezulu, nomswakama ophezulu. ama-capacitor adizayinelwe ukumelana nokushaywa kombani namaza amakhulu okugeleza okunemvamisa ephezulu. Isibonelo, uchungechunge lwe-LKM lungasebenza ngokuzinza endaweni engu--55℃~105℃ enesikhathi sokuphila esingafika kumahora angu-3000.
Ubuchwepheshe bayo be-solid-liquid hybrid capacitor (njenge-anti-vibration capacitor esetshenziswa kumashaja asebhodini) budlulise izitifiketi ze-IATF16949 ne-AEC-Q200 futhi busetshenziswe ngempumelelo kuzilawuli zesizinda namamojula wokushaja wezimoto zamandla amasha njenge-BYD. Lokhu kwethembeka okuphezulu kuyimfuneko eyinhloko yamashaja angaphakathi ukuze abhekane nezindawo ezinokhahlo.
3. Ukusebenza kwe-high-frequency kanye nokwenza kahle kwamandla: ukufanisa ubuchwepheshe be-semiconductor besizukulwane sesithathu
Izici zemvamisa ephezulu zamadivayisi we-semiconductor yesizukulwane sesithathu njenge-gallium nitride (GaN) ne-silicon carbide (SiC) zibeka izidingo eziphakeme ekuphenduleni kwe-high-frequency kanye nokulahlekelwa okuphansi kwama-capacitor.
Uchungechunge lwe-KCX lungajwayelana ne-high-frequency LLC resonant topology futhi luthuthukise ukusebenza kahle kwawo wonke amandla amashaja angaphakathi ebhodini ngokunciphisa i-ESR (ukumelana nochungechunge okulinganayo) nokuthuthukisa ukumelana kwamanje kwe-ripple.
Isibonelo, ukusebenza kahle okuthuthukisiwe kokushelela kwamandla ochungechungeni lwe-LKM ku-Xiaomi ukushaja izibhamu kunciphisa ngokuqondile ukulahleka kwamandla ngesikhathi sokushaja. Lokhu okwenziwayo kungadluliselwa esimweni sokushaja okushesha kakhulu okusebhodini.
4. Ukusebenzisana kwemboni kanye namathemba esikhathi esizayo
Imodeli yokubambisana ye-Xiaomi (efana nokuthuthukiswa kwe-capacitor eyenziwe ngokwezifiso) inikeza imodeli yenkambu yamashaja asebhodini. Ithimba layo lezobuchwepheshe lizuze ukufanisa okunembile kwama-capacitor namadivayisi kagesi ngokubamba iqhaza ngokujulile ocwaningweni nasekuthuthukisweni kwabakhiqizi abaphakela amandla (njengokubambisana nabakhiqizi bama-chip abafana ne-PI kanye ne-Innoscience).
Ngokuzayo, ngokusatshalaliswa kwamapulatifomu angu-800V aphezulu kanye nobuchwepheshe bokushaja, ithuthukisa uchungechunge lwe-capacitor yamandla aphezulu, okulindeleke ukuthi luqhubekisele phambili ukuthuthukiswa kwamashaja angaphakathi ebhodini ukuze afinyelele kwi-lightweight futhi ahlanganiswe.
Isiphetho
Kusukela kuma-electronics omthengi kuya emkhakheni wezimoto, ama-capacitor abonise indima ebalulekile yama-capacitor "njengamahabhu okuphatha amandla" ngokusungula izinto ezintsha zobuchwepheshe kanye nokuzivumelanisa nesimo. Ukusebenzisana kwayo ngempumelelo ne-Xiaomi Fast Charge akunikezeli nje kuphela izixazululo ezisebenzayo emakethe yabathengi, kodwa futhi kufaka umfutho omusha ekuthuthukisweni kobuchwepheshe bamashaja asebhodini. Iqhutshwa izimoto zamandla amasha kanye nobuchwepheshe bokushaja okusheshayo, usayizi omncane nokuthembeka okuphezulu kwe-capacitor ubuchwepheshe buzoqhubeka nokuhola izinguquko zemboni.
Isikhathi sokuthumela: Apr-07-2025