E-Fraunhofer Institute for Machine Tool and Molding Technology IWU, abacwaningi bathuthukisa ubuchwepheshe obuthuthukisiwe bokukhiqiza izinjini zamaseli kaphethiloli ukuze kube lula ukukhiqizwa kwesisindo okusheshayo nokungabizi kakhulu. Ngenxa yalokhu, abacwaningi be-IWU ekuqaleni bagxile ngqo enhliziyweni yalezi zinjini futhi bafunda izindlela zokwenza amapuleti e-bipolar ngama-foil ensimbi amancane. E-Hannover Messe, i-Fraunhofer IWU izokhombisa le misebenzi yocwaningo lwenjini yamaseli kaphethiloli kanye neminye ethembisayo ne-Silberhummel Racing.
Uma kukhulunywa ngokunika amandla izinjini zikagesi, amaseli kaphethiloli ayindlela efanelekile yokwengeza amabhethri ukuze kwandiswe ububanzi bokushayela. Kodwa-ke, ukukhiqiza amaseli kaphethiloli kuseyinqubo ebiza kakhulu, ngakho-ke kusenamamodeli ambalwa kakhulu asebenzisa lobu buchwepheshe bokushayela emakethe yaseJalimane. Manje abacwaningi be-Fraunhofer IWU basebenza ngesisombululo esingabizi kakhulu: “Sisebenzisa indlela ephelele yokufunda zonke izingxenye enjinini yamaseli kaphethiloli. Into yokuqala okufanele yenziwe ukuhlinzeka nge-hydrogen, ethinta ukukhetha kwezinto. Ihileleke ngqo ekukhiqizweni kwamandla kwamaseli kaphethiloli futhi ifinyelela kumaseli kaphethiloli uqobo kanye nokulawulwa kwezinga lokushisa kwemoto yonke.” Kuchaze umphathi wephrojekthi we-Chemnitz Fraunhofer IWU uSören Scheffler.
Esigabeni sokuqala, abacwaningi bagxile enhliziyweni yanoma iyiphi injini yamaseli kaphethiloli: "i-fuel cell stack." Yilapho amandla ekhiqizwa khona kumabhethri amaningi ahlanganisiwe akhiwe ngamapuleti e-bipolar kanye nama-electrolyte membranes.
UScheffler uthe: “Siphenya ukuthi singawashintsha kanjani amapuleti e-graphite bipolar endabuko ngama-foil ensimbi amancane. Lokhu kuzokwenza ukuthi ama-stack akhiqizwe ngobuningi ngokushesha nangendlela engabizi kakhulu futhi kwandise kakhulu umkhiqizo.” Abacwaningi bazibophezele ekuqinisekisweni kwekhwalithi. Hlola yonke ingxenye e-stack ngqo ngesikhathi senqubo yokukhiqiza. Lokhu kwenzelwa ukuqinisekisa ukuthi izingxenye ezihlolwe ngokugcwele kuphela ezingangena e-stack.
Ngesikhathi esifanayo, i-Fraunhofer IWU ihlose ukuthuthukisa ikhono le-chimney lokuzivumelanisa nemvelo kanye nezimo zokushayela. UScheffler uchaze: “Umbono wethu uwukuthi ngosizo lwe-AI, ukulungisa iziguquguquko zemvelo ngendlela eguquguqukayo kungasindisa i-hydrogen. Kungakhathaliseki ukuthi kusetshenziswa injini emazingeni okushisa aphezulu noma aphansi, noma kusetshenziswa injini ethafeni noma endaweni enokushisa okuphezulu, kuzohluka. Njengamanje, i-stack isebenza ngaphakathi kobubanzi bokusebenza obuhleliwe obunqunyiwe, obungavumeli ukulungiswa okunjalo okuncike emvelweni.”
Ochwepheshe abavela eFraunhofer Laboratory bazokwethula izindlela zabo zocwaningo embukisweni weSilberhummel eHannover Messe kusukela mhla zingama-20 kuya kumhla zingama-24 kuMbasa 2020. I-Silberhummel isekelwe emotweni yomjaho eyaklanywa yi-Auto Union ngawo-1940. Abathuthukisi be-Fraunhofer IWU manje sebesebenzise izindlela ezintsha zokukhiqiza ukwakha kabusha imoto nokudala ababonisi bezobuchwepheshe besimanje. Umgomo wabo ukuhlomisa i-Silberhummel ngenjini kagesi esekelwe kubuchwepheshe obuthuthukisiwe be-fuel cell. Lobu buchwepheshe buqanjwe ngedijithali eHannover Messe.
Umzimba weSilberhummel ngokwawo uyisibonelo sezixazululo zokukhiqiza ezintsha kanye nezinqubo zokubumba ezithuthukiswe yiFraunhofer IWU. Kodwa-ke, ukugxila lapha ukukhiqiza okungabizi kakhulu ngamaqoqo amancane. Amaphaneli omzimba weSilberhummel awakhiwa yimishini emikhulu yokunyathela, ehilela ukusebenza okuyinkimbinkimbi kwamathuluzi ensimbi ahlanganisiwe. Esikhundleni salokho, kusetshenziswa isikhunta sowesifazane esenziwe ngokhuni okulula ukusicubungula. Ithuluzi lomshini elenzelwe le njongo lisebenzisa i-mandrel ekhethekile ukucindezela iphaneli yomzimba kancane kancane kusikhunta sokhuni. Ochwepheshe babiza le ndlela ngokuthi "ukubumba okukhuphukile". "Uma kuqhathaniswa nendlela yendabuko, kungaba yi-fender, i-hood, noma uhlangothi lwe-tram, le ndlela ingakhiqiza izingxenye ezidingekayo ngokushesha. Isibonelo, ukukhiqizwa okuvamile kwamathuluzi asetshenziswa ukwenza izingxenye zomzimba Kungathatha izinyanga eziningana. Sidinga isikhathi esingaphansi kwesonto kusukela ekwenziweni kwesikhunta sokhuni kuya ekuhlolweni kwephaneli eliqediwe," kusho uScheffler.
Isikhathi sokuthunyelwe: Septhemba-24-2020