Kunomehluko omkhulu ezidingweni zenkomba ye-graphitized petroleum coke kuzo zonke izinkambu zohlelo lokusebenza ezahlukene. Emkhakheni wezinto ze-anode zebhethri le-lithium-ion, kugxilwe ekusebenzeni kwe-electrochemical, ukusatshalaliswa kosayizi wezinhlayiya, indawo ethile yobuso, kanye nokulawula ubumsulwa. Ngokuphambene nalokho, insimu yezinduku ze-electrode (njenge-graphite electrodes) ibeka ukubaluleka okukhulu ekuqhubeni amandla, amandla omshini, ukuzinza kokushisa, kanye nokulawula okuqukethwe komlotha. Ukuhlaziywa okuningiliziwe kunikezwe ngezansi:
I. Insimu Yezinto Ze-Anode Yebhethri Le-Lithium-ion
- Ukusebenza kwe-Electrochemical njengeNkomba Eyinhloko
Umthamo Oqondile Wokushaja/Ukukhipha Ugesi Okokuqala: Kumelwe kufinyelele ku-≥350.0 mAh/g (National Standard GB/T 24533-2019) ukuqinisekisa ubuningi bamandla ebhethri. Ukusebenza Kahle Kokuqala Kwe-Coulombic: Isidingo esingu-≥92.6% sibonisa isilinganiso somthamo oguqukayo wezinto ngesikhathi somjikelezo wokuqala. Amapharamitha Esakhiwo Sekristalu: Isikhala sendiza (002) (d002) silawulwa ngokuhlolwa kwe-X-ray diffraction (XRD) ukuze kuthuthukiswe izinga le-graphitization, kuncishiswe amaphutha e-lattice, futhi kuthuthukiswe ukuhamba kwe-electron. 2. Ukusabalalisa Usayizi Wezinhlayiyana Nendawo Ekhethekile Yomphezulu
Ukusatshalaliswa Kosayizi Wezinhlayiyana: Usayizi wezinhlayiyana ojwayelekile (D50) kanye nobubanzi bokusatshalaliswa kudinga ukulawulwa ukuze kulungiselelwe inqubo yokulungiselela i-slurry yebhethri kanye nobuningi bamandla e-volumetric. Izinhlayiyana ezincane ezigcwalisa izikhala zezinhlayiyana ezinkulu zingathuthukisa ubuningi bokuxinana. Indawo Ethile Yomphezulu: Kumelwe kulinganiswe phakathi komsebenzi wokusabela kanye nokulahlekelwa umthamo kokuqala. Indawo ethile yomphezulu ngokweqile ikhulisa ukusetshenziswa kwe-binder kanye nokumelana kwangaphakathi, kuyilapho indawo ethile yomphezulu enganele inciphisa ukusebenza kahle kwe-lithium-ion deintercalation. 3. Ukulawulwa Kobumsulwa Nokungcola
Okuqukethwe Okuqinile Kwekhabhoni: Kudingeka imfuneko engu-≥99.5% ukuze kuncishiswe umthelela wezingxenye ezingasebenzi ekusebenzeni kwe-electrochemical. Umswakama kanye nenani le-pH: Kudingeka ukulawulwa okuqinile ukuze kugwenywe ukumuncwa komswakama wezinto noma ukusabela nge-electrolyte, okungathinta ukuzinza kwenqubo yokulungiselela i-slurry.
II. Insimu ye-Electrode Rod (isb., i-Graphite Electrode)
- Ukuqhuba kanye namandla okusebenza
Ukumelana: Kumelwe kube phansi njengezinga le-μΩ·m ukuze kuncishiswe ukulahleka kwamandla ngesikhathi sokusetshenziswa kwe-electrode. Amandla Okuzivumelanisa Nezimo: Kudingeka amandla aphezulu okuzivumelanisa nezimo ukuze kumelwane nokucindezeleka komshini ngesikhathi sokusetshenziswa futhi kuvinjelwe ukuphuka. I-Elastic Modulus: Kudingeka ibhalansi phakathi kokuqina nokuqina ukuze kugwenywe ukuqhekeka ngenxa yokushaqeka kokushisa noma ukudlidliza komshini. 2. Ukuzinza Kokushisa Nokumelana Nokuxiliswa Kwezimo
I-Coefficient Yokukhulisa Ukushisa: Kumelwe ibe phansi ukuze kuncishiswe izinguquko zobukhulu emazingeni okushisa aphezulu futhi kuvinjelwe ukuxhumana okubi phakathi kwe-electrode kanye neshaja yesithando somlilo. Okuqukethwe Komlotha: Kumelwe kube ≤0.5% ukuze kuncishiswe umthelela wokungcola ekuphikisweni kokushiswa kwe-electrode. Izakhi zensimbi emlotheni zingasheshisa ukushiswa kwe-electrode futhi zifinyeze impilo yesevisi. 3. Ukuzivumelanisa Nenqubo Yokukhiqiza
Ubuningi Bobuningi: Ubuningi obukhulu buyadingeka ukuze kuthuthukiswe ukuqina kwe-electrode futhi kuthuthukiswe ukumelana kokuqhuba kanye nokushiswa kwe-oxidation. Inqubo Yokufaka Nokufaka I-Graphitization: Kudingeka ukufakwa okuningi kanye ne-graphitization yokushisa okuphezulu (≥2800°C) ukuze kuthuthukiswe ukuhleleka kwekristalu futhi kuncishiswe ukumelana.
III. Ukubekwa phambili kwesikhombisi Okuqhutshwa Yizimo Zokusetshenziswa Izinto ze-Lithium-ion Battery Anode: Kumelwe zihlangabezane nezidingo zobuningi bamandla aphezulu kanye nokuphila komjikelezo omude, yingakho kudingeka izidingo eziqinile zokusebenza kwe-electrochemical, ukusatshalaliswa kosayizi wezinhlayiya, kanye nobumsulwa. Izinduku ze-Electrode: Kudingeka zisebenze ngokuzinzile ngaphansi kwamazinga okushisa aphezulu kanye nobuningi bamandla aphezulu, ngaleyo ndlela kugcizelelwa kakhulu ekuqhutshweni kwamandla, amandla omshini, kanye nokuzinza kokushisa.
Isikhathi sokuthunyelwe: Okthoba-15-2025