I-graphitized petroleum coke iphucula umgangatho "wemfuza" wentsimbi ngokupheleleyo ngokuphucula ulwakhiwo lwekhabhoni, ukulawula ngokuchanekileyo ukwakheka kwayo, ukuphucula ukusebenza kakuhle kwe-metallurgical, kunye nokuhlangabezana neemfuno zokwenziwa kwemveliso ephezulu. Iindlela ezithile kunye neziphumo zezi zilandelayo:
I. Ukuphucula Ulwakhiwo lweKhabhoni: Ukutsiba okusemgangathweni ukusuka kwi-"Coarse Grain" ukuya kwi-"Refined Rice"
Izongezo zekhabhoni eziqhelekileyo (ezifana ne-calcined coke) zine-disordered carbon atom arrangements, kunye ne-absorption rate ye-60% kuphela. Ngokwahlukileyo koko, i-graphitized petroleum coke, ephathwa ngobushushu obuphezulu kwi-2800℃, yenza isakhiwo esiqhelekileyo se-graphite layers esifana "namakhadi okudlala ahlanganisiweyo." Esi sakhiwo siyenza ikwazi ukunyibilika ngokukhawuleza kwintsimbi enyibilikisiweyo, kunye ne-absorption rate enyuka iye kwi-90%. Umzekelo, xa kunyibilikiswa intsimbi (GCr15), umxholo wekhabhoni kufuneka ulawulwe ngokuchanekileyo ngaphakathi koluhlu lwe-1.05%-1.15%. Ukusebenzisa i-graphitized carbon additive kuqinisekisa i-absorption rate ezinzileyo ye-92%, kunye nokuguquguquka komxholo wekhabhoni okungadluli kwi-±0.02%, ngaloo ndlela kuthintela ukuqhekeka okubuthathaka okanye ubunzima obungonelanga bee-bearings obubangelwa kukuphambuka komxholo wekhabhoni.
II. Ulawulo Oluchanekileyo Lokwakhiwa: Ukwenza ngokwezifiso "Isicwangciso Sokutya" seNtsimbi Ephezulu
- Umxholo Wokungcola Okuphantsi: Inkqubo yokwenza i-graphitization iguqula i-sulfur, i-nitrogen, kunye nokunye ukungcola kube yi-gas ezitshintshayo, zinciphisa umxholo we-sulfur ube ngaphantsi kwe-0.05% kunye nomxholo we-nitrogen ube ngaphantsi kwe-0.01%. Umzekelo, intsimbi ye-silicon engajoliswanga esetyenziswa kwiindawo ezintsha zemoto ezisebenzisa amandla ifuna umxholo we-carbon ongaphantsi kwe-0.005%, nto leyo ebangela ukuba kusetyenziswe izongezo ze-carbon ezicociweyo ezine-graphitized high-purity. Ngokufanayo, ii-alloys ezisekelwe kwi-nickel zee-evaporators zamandla enyukliya kufuneka zibe nomxholo we-nitrogen ongadluli kwi-0.01%, imfuneko engenakufikelelwa zizongezo ze-carbon eziqhelekileyo.
- Ulawulo Lokwakhiwa Okuzinzileyo: Ngokulungisa ubungakanani besondlo kunye neeparamitha zenkqubo, umxholo wezinto ezifana nekhabhoni, isalfure, kunye ne-nitrogen kwisinyithi esinyibilikisiweyo unokulawulwa ngokuchanekileyo. Umzekelo, ekunyibilikeni kwesithando sombane, i-graphitized petroleum coke yongezwa kunye nentsimbi elahliweyo kunye nezinye izinto zokutshaja ukuze kuthintelwe ukungcoliswa okugqithisileyo okubangelwa kukutya okukhulu, ukuqinisekisa ukuba umxholo wekhabhoni wezinto ezixutyiweyo uyahlangabezana nemigangatho.
III. Ukuphucula Ukusebenza Kakuhle Kwesinyithi: Ukusuka “Ekugayweni Kokutya Okungacolisiyo” ukuya “Ekufunxeni Okusebenzayo”
- Isantya sokufunxa ikhabhoni esonyukileyo: Isantya sokufunxa ikhabhoni se-graphitized petroleum coke siphezulu ngama-30% kuneso sezongezo zekhabhoni eziqhelekileyo, oko kuthetha ukuba kwi-10 jin nganye yekhabhoni eyongeziweyo, ukufunxa okusebenzayo kwandisa ngama-3 jin. Oku kunciphisa kakhulu ukulahleka kwekhabhoni ngexesha lenkqubo ye-metallurgical kwaye kunciphisa iindleko zemveliso.
- Ukunciphisa Ukukhutshwa Kongcoliseko: Iimpawu eziphantsi zesalfure kunye nenitrogen ze-graphitized petroleum coke zinciphisa ukukhutshwa kwe-sulfur dioxide kunye ne-nitrogen oxides ngexesha lokunyibilikisa, okuhambelana neemfuno zokulondolozwa kwamandla kunye nokunciphisa ukukhutshwa. Umzekelo, ukusetyenziswa kwe-graphitized petroleum coke kunokunciphisa ukukhutshwa kwe-sulfur oxide kumashishini esinyithi ngaphezulu kwama-50%.
IV. Ukuhlangabezana neemfuno zoMveliso ezikumgangatho ophezulu: Ukutsiba ukusuka “kwindlu enamandla yentsimbi” ukuya “kwindlu enamandla kakhulu yentsimbi”
- Ukuxhasa Imveliso Ekumgangatho Ophezulu: I-graphitized petroleum coke sisixhobo esibalulekileyo sokuvelisa i-grey cast iron enamandla aphezulu, i-non-oriented silicon steel, i-nickel-based alloys, kunye nezinye iimveliso zentsimbi eziphezulu. Umzekelo, ukuveliswa kweemveliso "eziqinileyo" ezifana nee-wind turbine flanges kunye nemibhobho yamandla enyukliya kuxhomekeke kubunyulu bayo obuphezulu kunye neempawu eziphezulu zokufunxa.
- Ukuqhuba Uphuculo Lwemizi-mveliso: Njengoko ishishini lentsimbi laseTshayina litshintsha liye kuphuhliso oluphezulu noluluhlaza, "ukutshintshwa kwe-coke yepetroleum eyenziwe nge-graphitized kuyanda. Ukusetyenziswa kwayo akupheleli nje ekuphuculeni umgangatho weemveliso zentsimbi kodwa kukwakhuthaza nophuhliso lwetekhnoloji kulo lonke uthotho lwemizi-mveliso. Umzekelo, ishishini lentsimbi linciphise uluhlu lokuguquguquka komxholo wekhabhoni wentsimbi ethwala ukusuka ku-±0.05% ukuya ku-±0.02% ngokusebenzisa i-coke yepetroleum eyenziwe nge-graphitized, nto leyo ebangele ukunyuka kwe-15% kwizinga lokufaneleka kwemveliso.
V. Izifundo zeTyala: Iziphumo "eziqinileyo" zeGraphitized Petroleum Coke
- Imveliso yeNtsimbi eBearing: Emva kokusebenzisa i-graphitized petroleum coke, ishishini elithile lanciphisa uluhlu lokuguquguquka komxholo wekhabhoni wentsimbi eBearing ukusuka ku-±0.05% ukuya ku-±0.02%, lanyusa izinga lokufaneleka kwemveliso nge-15%, laza lasindisa ngaphezulu kwezigidi ezilishumi zeeyuan kwilahleko zonyaka.
- IiNdawo eziNtsha zeMoto zeZithuthi eziNamandla: Ngokusebenzisa i-coke ye-petroleum ecocekileyo kakhulu, umxholo wekhabhoni wentsimbi ye-silicon engajoliswanga waqiniswa ngaphantsi kwe-0.005%, nto leyo eyaphucula ukusebenza kakuhle kweemoto nge-3% kwaye yandisa uluhlu lokuqhuba nge-5%.
- Ii-Evaporators zamandla enyukliya: Umxholo we-nitrogen kwii-alloys ezisekelwe kwi-nickel ulawulwe ngaphantsi kwe-0.01%, nto leyo ethintela ukuqhekeka kwezinto ezibangelwa ngumxholo we-nitrogen ogqithisileyo kwaye yandisa ubomi benkonzo yezixhobo ngeminyaka engama-20.
Ixesha leposi: Disemba-30-2025