Gabatarwa Zuwa Wayoyin Caja mara waya

Sabbin kayayyakin lantarki, musamman ma na’urorin lantarki masu amfani da su kamar na’urar daukar hoto, wayar hannu, kwamfutocin kwamfutar hannu, da dai sauransu, ana kara yin amfani da su wajen ayyukan mutane da rayuwarsu, haka nan kuma caja masu dacewa suna amfani da cajar waya ta gargajiya. Koyaya, dacewa da juzu'in caja masu waya ba su da kyau sosai, kuma yana da wahala ga masu amfani su ɗauka da caji. A lokaci guda, ɓata post{3}} sarrafa yana ƙara gurɓatar muhalli. Sabili da haka, yana da gaggawa don samar da masu amfani da ƙarin abin dogara, dacewa, dacewa da kayan cajin lokaci. Haɓaka fasahar mara waya ta sa isar da wutar lantarki ta rediyo ta yiwu, kuma bincike da haɓaka na'urorin caja mara igiyar waya za su cika bukatun masu amfani.

Za a sami manyan nau'ikan cajin baturi guda uku a nan gaba: cajin bayyane, caji mai hankali da caji mara waya. A shekarar 2016, kungiyar International Wireless Power Consortium (WPC) tana da mambobi 138 ne kawai, amma a bana kamfanonin fasahar WPC sun zarce 200, kamar su Apple, Samsung, HTC, Huawei, Lenovo, Xiaomi, Nokia, Sony da sauran manyan kamfanonin kera wayoyin hannu. Gabaɗaya, caja mara igiyar waya ta Qi tana da fili, wanda ake kira farantin caji, wanda za'a iya sanya na'urorin hannu don yin caji.

Na farko, jagorar matsayi ( jan hankalin maganadisu): wato, ɗaya {{0}zuwa{1} kafaffen caji{2}} matsayi yana jagorantar sanya na'urar caji kuma yana samun daidaitaccen daidaitawa. Amfanin wannan hanyar daidaitawa shine sauƙi, amma yana buƙatar jerin kayan da magnets ke jan hankali a cikin na'urar caji, don haka eddy current{4}} asarar wutar lantarki (da haka ƙara yawan zafin jiki) zai haifar da mai jan hankali. Na biyu, sakawa kyauta (tare da coil na farko mai motsi): Hakanan na'urar caji ɗaya ce ta - zuwa{7}} wacce za'a iya sanyawa. Wannan hanyar tana buƙatar coil na farko mai motsi na inji wanda aka kunna zuwa ma'aurata tare da matsayin na'urar caji. Koyaya, sassa na inji mai motsi galibi suna rage amincin tsarin. Bugu da kari, don cajin na'urori da yawa, ikon sarrafa motar na coil na farko yana da rikitarwa da tsada. Na uku, sakawa kyauta (coil array): yana ba da damar cajin na'urori da yawa ba tare da la'akari da matsayinsu ba. Idan aka kwatanta da hanyoyin biyu na sama, wannan hanyar daidaitawa tana ba da ƙarin abokantaka{13}} akan farashi mafi tsada da sarƙaƙƙiyar tsarin iska da sarrafa abubuwan lantarki.