Mekhoa ea kalafo ea lerōle la graphite le li-electrode tsa litšila ke efe?

Mekhoa e Felletseng ea Kalafo bakeng sa Li-electrode tsa Lerōle le Litšila tsa Graphite

I. Kalafo ea Lerōle la Graphite: Tšebelisano-'moho ea Theknoloji e Mengata bakeng sa Puso e Sebetsang ka Botlalo

1. Taolo ea Mohloli le Theknoloji ea ho Tšoara

• Ts'ebetso e Koetsoeng le Li-Hood tse Koetsoeng: Kenya li-hood tse koetsoeng libakeng tsa bohlokoa tsa tlhahiso ea lerōle (mohlala, ho pshatla, ho hlahloba, ho fetisa) li kopantsoe le li-filter tsa mekotla tse sebetsang hantle haholo (mohlala, li-electrostatic-bag composite lerōle tse bokellaneng). Sena se fokotsa khatello ea tlhahiso ea lerōle ho tloha ho 2,000–3,000 mg/m³ ho ea ho khatello ea mosi oa 20–30 mg/m³, e leng se finyellang katleho ea 99% ea ho tlosa lerōle.
• Lisebelisoa tsa ho Tlosa Lerōle Tse sa Phatloheng: Ka lebaka la tlhaho ea lerōle la graphite le ho ba kotsing ea ho phatloha ha lona, ​​sebelisa libokelli tsa lerōle tse sa phatloheng (mohlala, li-arolator tsa sefefo tse kopantsoeng le li-filter tsa mekotla tse sa phatloheng) ho fokotsa likotsi tsa ho phatloha ha li kopantsoe le thepa e tukang.
• Mekhoa ea ho Bokella Lerōle le Metsi: Sebelisa li-spray tsa tharollo tse thehiloeng metsing ho koahela likaroloana tsa lerōle, tse loketseng lits'ebetso tsa lisebelisoa. Hlokomela: Netefatsa hore thepa ea electrode e omisitsoe (mohlala, 60–80°C ka ontong ea convection ka hora e le 'ngoe) ho thibela tšilafalo ea oli ea dielectric.

2. Taolo ea ho Hloekisa Moea le ho Hlahisa Mosi

• Mokhoa oa ho Hloekisa Mehato e Mengata: Pholisa mosi o tsoang mochesong o phahameng ka li-exchange tsa mocheso, ebe o o fetisa ka tatellano ka har'a karohano ea sefefo (bakeng sa likaroloana tse kholo), sesepa sa alkaline (ho fokotsa likhase tse nang le asiti), le tora ea ho monya khabone e sebetsang (bakeng sa ho tlosa VOC). Ho ntšoa ha ho qetela ho etsahala ka har'a mosi oa limithara tse 15, ho netefatsa hore ho latela melao eaTekanyetso ea ho ntša litšila moeeng bakeng sa mehloli e akaretsang(GB 16297-1996).
• Tlhokomelo le Ntlafatso ea Inthanete: Kenya li-sensor bakeng sa lintho tse nyenyane le mahloriso a VOC ho fetola liparamente tse kang pH ea tharollo ea scrubber le linako tsa ho nkela khabone e sebetsang sebaka, ho boloka mahloriso a mosi a ka tlase ho 120 mg/m³.

3. Mehato e Thusang ea Taolo

• Ho Koahela Lintho: Tšela lintho tse thibelang lerōle (mohlala, tharollo ea polyacrylamide) lipolokelong tsa tšepe le matangoaneng a mesaletsa, u boloke mongobo oa bokaholimo ho 6-8% ho fokotsa lerōle le balehang.
• Tlhokomelo ea Lisebelisoa le Tšireletso ea Basebetsi: Hloekisa mekotla ea lisefe khafetsa, hlahloba litiiso tsa liphaephe, 'me u hlomelle basebetsi ka li-respirator tsa N95 le liaparo tse sa keneleng lerole ho fokotsa ho pepesehela mosebetsing.

II. Kalafo ea Electrode ea Graphite ea Lithōle: Ho Leka-lekanya Pholiso ea Lisebelisoa le ho Lahla Tikoloho

1. Kalafo ea 'Mele Pele ho Phekolo

• Ho Hlopha le ho Hloekisa: Hlopha li-electrode ka mofuta (mohlala, matla a tloaelehileng, matla a phahameng), tlosa litšila tsa oli le tšepe tse holim'a metsi, 'me u hloekise u sebelisa mechine ea ultrasonic (maqhubu a 40 kHz) metsotso e 10-15.
• Ho Sila le ho Hlahloba: Sebelisa li-crusher tsa mohlahare ho fokotsa li-electrode ho isa ho likaroloana tse ≤50 mm, ebe u li sefa ka li-screen tse thothomelang. Boloka likaroloana tse 5-50 mm bakeng sa tlhahiso ea li-electrode tse tsosolositsoeng.

2. Tlhoekiso ea Lik'hemik'hale le Tsosoloso

• Ho Futhumatsa Graphitization ea Mocheso o Phahameng: Chesa likaroloana ka ontong ea graphitization ho 2,800–3,000°C ka lihora tse 4-6 ho tlosa litšila tse feto-fetohang (mohlala, sebabole, naetrojene), ho phahamisa khabone e tsitsitseng ho ≥99.5%.
• Ho Ntša Asiti Bakeng sa ho Tlosa Litšila: Tšela likaroloana tse sithabetseng ka har'a hydrochloric acid ea 15-20% ho 80-90°C ka lihora tse 2 ho tlosa litšila tsa aluminium, tšepe le tšepe tse ling. Tlosa sefa pele se ntšoa.

3. Ho Sebelisa Hape ka Motsoako o Ikhethang oa Li-electrode tsa Alloy

• Karohano ea Li-electrode tsa Platinum-Iridium: Bakeng sa li-electrode tsa boemo ba bongaka tse nang le li-alloy tsa platinum-iridium, qhala platinum ka har'a aqua regia (80°C ka lihora tse 3). Ntša iridium ka electrolysis ea letsoai le qhibilihisitsoeng (tsamaiso ea NaCl-KCl ho 700°C) 'me u hloekise ka bobeli ho fihlela bohloeki ba 99.99% u sebelisa ho qhibiliha ha libaka.
• Ho Nchafatsa Li-electrode Tse Thehiloeng Koporong: Sila li-electrode tsa koporo-graphite tse senyehileng, arola graphite (botenya: 1.8–2.1 g/cm³) le phofo ea koporo (botenya: 8.9 g/cm³) ka ho phaphamala, 'me u hloekise phofo ea koporo hore e be koporo e hloekileng haholo ka electrolysis (botenya ba hona joale: 200 A/m²).

III. Tlhahlobo ea Theknoloji le Moruo le Lithuto tsa Nyeoe tsa Indasteri

1. Papiso ea Litšenyehelo le Melemo

• Lifithara tsa Mekotla: Matsete a pele: ~¥500,000; litšenyehelo tsa ts'ebetso: ¥0.2/m³ ea khase ea mosi. E loketse likhoebo tse kholo tsa graphite electrode (bophahamo ba mosi ba selemo le selemo ≥100,000 m³).
• Mekhoa ea ho Bokella Lerōle le Metsi: Matsete a lisebelisoa: ¥200,000; litšenyehelo tsa tharollo e thehiloeng metsing: ¥0.5/tonne ea metsi a litšila. E loketse li-workshop tse nyane ho isa ho tse mahareng.
• Nchafatso ea Li-electrode tsa Lithōle: Tone ka 'ngoe e hlahisa graphite ea 850 kg (boleng ba ¥3,000) le litšepe tse 150 kg (boleng ba ¥5,000), e hlahisang chelete eohle ea ¥8,000. Nako ea puseletso ea matsete: Lilemo tse 1.5–2.

2. Lithuto tsa Nyeoe tsa Indasteri

• Kgwebo e Etellang Pele ya Graphite Electrode: E amohetse sistimi ya “静电袋式除尘器 (sesefe sa mokotla wa electrostatic) + tora ya ho kgantsha khabone e kentsweng tshebetsong”, e fokotsang mesi e tswang ho di-particulate ho tloha ho 2,000 mg/m³ ho ya ho 15 mg/m³ mme ya fihlella ho tloswa ha VOC ka 95%. Dikotlo tsa selemo le selemo tsa tikoloho di fokoditswe ka ¥2 milione.
• Setsi sa ho Ntjhafatsa Di-electrode tsa Bongaka: Di-alloy tsa platinum-iridium tse fumanweng hape ho fihlela bohloeking ba 99.99% ka electrolysis ya letswai le qhibilihisitsweng, tse sebediswang ka ho toba tlhahisong ya pacemaker. Ho bolokilwe ¥1.2 milione ka tonne ya di-electrode tse lahlilweng ditjeong tsa thepa e tala.

IV. Tataiso ea Leano le Taolo

• Maemo a ho Ntša Mosi: LatelaTekanyetso ea ho qhala litšila tsa indasteri ea Graphite(GB 31573-2015), e laelang hore ho be le mesi e tswang diphatseng tse nyenyane tse ≤30 mg/m³ le di-VOC tse ≤100 mg/m³.
• Likhothaletso tsa ho Fumana Mehloli: Khothaletsa ho amoheloa haTlhaloso ea Tekheniki bakeng sa ho Sebelisa Hape Li-electrode tsa Graphite(GB/T 35164-2017) ka likhothaletso tsa lekhetho (mohlala, puseletso ea 70% ea VAT bakeng sa lihlahisoa tsa graphite tse tsosolositsoeng).
• Melawana ea Tšireletso: LatelaKhoutu ea Tšireletso ea Thibelo ea ho Phatloha ha Lerōle(GB 15577-2018), e hlokang disebediswa tsa ho thusa ho phatloha (kgatello: 0.01–0.02 MPa) le ditlhahlobo tsa nako le nako tsa ho thella ha mobu ka motlakase bakeng sa ditsamaiso tsa ho tlosa lerole.