Miao
Khoom Paub meej
Khoom Paub meej
Cov pa roj carbon activated, tseem hu ua activated charcoal, yog cov khoom siv ntau yam thiab muaj txiaj ntsig siv hauv ntau qhov kev lag luam rau nws cov khoom tshwj xeeb. Nws yog tsim los ntawm cua sov cov ntaub ntawv carbonaceous, xws li ntoo, thee, los yog txiv maj phaub shells, thaum kub kub thaum tsis muaj huab cua. Cov txheej txheem no tsim lub network ntawm pores thiab thaj chaw siab, muab cov pa roj carbon activated nws cov khoom tshwj xeeb.
Ib qho ntawm cov yam ntxwv tseem ceeb ntawm cov pa roj carbon activated yog nws txoj kev loj hlob ntawm mesopores, uas yog qhov pores nrog txoj kab uas hla ntawm 2 thiab 50 nanometers. Cov mesopores no txhim kho cov khoom siv lub peev xwm adsorption, tso cai rau nws kom ntes cov impurities thiab cov pa phem los ntawm ob qho tib si roj thiab kua. Qhov no ua rau cov pa roj carbon activated yog ib qho tseem ceeb hauv cov txheej txheem purification rau kev kho dej hauv nroog, dej haus, thiab kev kho dej khib nyiab.
Ntxiv nrog rau nws cov qauv mesoporous, cov pa roj carbon activated muaj lub zog siv tshuab siab, ua rau nws tuaj yeem tiv taus lub cev xav tau ntawm ntau yam kev siv. Qhov kev ua haujlwm ntev no ua kom ntseeg tau tias nws tuaj yeem siv rau hauv kev pom thiab ua kom huv si yam tsis tau poob nws cov txiaj ntsig dhau sijhawm.
Tsis tas li ntawd, cov pa roj carbon activated muaj npe nrov rau nws lub peev xwm adsorption muaj zog, uas yog qhov tshwm sim ntawm nws thaj chaw loj thiab cov qauv ntxeem tau. Qhov no adsorption muaj peev xwm tso cai rau nws nyiam thiab khaws ntau yam kab mob, nrog rau cov organic compounds, volatile organic compounds (VOCs), chlorine, thiab lwm yam impurities feem ntau pom hauv dej thiab huab cua.
Tsis tas li ntawd, cov pa roj carbon activated yog cov khoom siv txuas ntxiv dua tshiab, vim tias nws tuaj yeem rov tsim dua tshiab thiab rov siv dua los ntawm cov txheej txheem xws li thermal reactivation los yog tshuaj regeneration. Qhov no ua rau nws muaj txiaj ntsig zoo rau kev ua kom huv thiab kho cov txheej txheem, txo cov kev cuam tshuam tag nrho ib puag ncig ntawm kev tswj cov khib nyiab thiab kev kho tshuab.
Zuag qhia tag nrho, kev sib xyaw tshwj xeeb ntawm mesopores, lub zog ua haujlwm siab, muaj peev xwm adsorption muaj zog, thiab rov ua dua tshiab ua rau cov pa roj carbon activated yog ib qho khoom siv tsis tseem ceeb rau kev daws teeb meem kev qias neeg thiab kev sib kis hauv nroog thiab chaw lag luam. Nws versatility thiab kev ua tau zoo ntawm kev tshem tawm impurities thiab cov pa phem los ntawm cov pa roj thiab cov kua dej ua rau nws yog ib qho tseem ceeb hauv kev tiv thaiv ib puag ncig thiab kev noj qab haus huv pej xeem thoob ntiaj teb.
Yam khoom
Nyob rau hauv 1985, Datong Locomotive Works pom tau hais tias hluav taws xob locomotives yog qhov tseem ceeb txoj kev loj hlob ntawm Tuam Tshoj railway locomotive thiab dov Tshuag lag luam nyob rau hauv lub neej yav tom ntej, thiab muab tso rau pem hauv ntej lub tswv yim tsim khoom ntawm "Nanzhu (Zhuzhou Electric Locomotive Works) thiab Datong Locomotive Works".
Shaoshan Hom 3 hluav taws xob locomotive yog kuv lub teb chaws thib ob tiam 6-axle neeg nrog caij thiab tsheb thauj mus los. Lub locomotive txais tus choj-hom tag nrho-yoj rectification thiab paub txog thyristor theem-tswj tus voltage tswj. Lub locomotive txais ib-theem AC 25kV 50Hz voltage system thiab muaj kev khiav hauj lwm siab tshaj plaws ntawm 100km / h.
Lub SS3B tsau hnyav hluav taws xob locomotive yog 12-axle freight electric locomotive. Nws muaj ob qhov zoo tib yam 6-qag locomotives txuas los ntawm ib lub coupler thiab ib lub tshuab cua. Ob ntu yog nruab nrog cov khoom siv hluav taws xob high-voltage connectors, tswj cables, thiab kev tiv thaiv network. Kab thiab cua system tswj ducts. Tag nrho lub tsheb tuaj yeem tswj tau synchronously ntawm txhua lub cab. Lub locomotive txais ib-theem fais fab zaus system, voltage 25kV, AC-DC kis tau tus mob, thiab lub siab tshaj plaws kev khiav hauj lwm ceev ntawm lub locomotive yog 100km / h.
Shaoshan 4 txhim kho hluav taws xob locomotive yog 8-axle freight locomotive. Lub locomotive muaj ob zoo tib yam plaub-axle locomotives txuas nrog ib tug coupler thiab ib tug windshield. Ob lub rooj cob qhia yog nruab nrog high-voltage connectors rau cov hluav taws xob system, reconnection tswj cables thiab cua nres system tswj ducts. Tag nrho lub tsheb tuaj yeem synchronously tswj los ntawm tus tsav tsheb cab ntawm ib qho ntawm lub tsheb. Ob lub locomotives tseem tuaj yeem sib cais thiab siv nws tus kheej ua plaub-qag locomotive.