Yintoni iqokobhe lekhokhonathi esekwe kwikhabhoni esebenzayo?
Iqokobhe leKhokhonathi esekwe kwikhabhoni lolunye uhlobo oluphambili lweekhabhoni ezisebenzayo ezibonisa iqondo eliphezulu le-micropores, nto leyo eyenza ukuba ilungele usetyenziso lokuhluza amanzi.Iqokobhe leKhokhonathi elifakwe ikhabhoni lithathwa kwimithi yekhokhonathi enokuhlala ngaphezulu kweminyaka engama-70, ke ngoko inokuthathelwa ingqalelo njengomthombo ovuselelekayo.Olu hlobo lwekhabhoni lunobulukhuni obuphezulu kunye neempawu zokusebenza zokuhluza okwenza kube lukhetho olugqibeleleyo kuninzi lwezicelo zonyango.
Inkqubo yokuvelisa
Imveliso ibandakanya inkqubo yokufudumeza okuphezulu ebizwa ngokuba yi-pyrolysis apho amaqokobhe aguqulwa abe yi-char elandelwa yinkqubo yokukhutshwa kwamanzi kwi-F.
I-BR (i-reactor yebhedi emanzi) apho i-carbon ivuliwe.I-FBR ibandakanya i-rotary kiln, i-20 yeemitha ubude kunye ne-2.4 m ububanzi apho ikhabhoni ivuliwe kumaqondo obushushu angaphezu kwe-1000 degrees Celsius (1800 F).
Iindidi ezahlukeneyo, ubungakanani kunye neempawu zokusebenza zinokujoliswa ngokucokisekileyo kwimathiriyeli ekrwada, ubushushu bokusebenza, ixesha lokuvula kunye nokwahluka koxinzelelo lweegesi ze-oxidation.Ukulandela ukusebenza komphunga, ikhabhoni inokuhlelwa ngokweesayizi ezahlukeneyo zegranular kusetyenziswa iisayizi ezahlukeneyo zemesh.
I-WIT-STONEinikeza nayiphi na ikhokhonathi ikhabhoni yaso nasiphi na isicelo
I-WIT-STONE inikeza igama elibanzi kunye nolona khetho lukhuphisanayo lweqokobhe lekhokhonathi elicushiwe.
kwaye ihanjiswa kwihlabathi liphela.Siyakwazi ukuvelisa i-carbon esebenzayo ekhethekileyo kunye ne-talor-made, iindidi zethu eziqhelekileyo kunye nobukhulu buqinisekisiwe ukusingatha imisebenzi yonyango enzima kakhulu.
Coconut isebenze ikhabhoni
Izinga le-adsorption yeqokobhe lekhokhonathi eyenziwe yasebenza kwi-organic solvent iya kuncipha ngokubanzi xa iqulethe amanzi okanye igesi ehambayo imanzi.Nangona kunjalo, ngokusebenzisa iqokobhe lekhokhonathi esebenzayo ikhabhoni enokugcina ubuninzi
umthamo we-adsorption kwimeko emanzi, isenokusetyenziswa ukubuyisela phantsi kweemeko ezingafanelekanga ukubuyisela, ngokukodwa kwimeko yokubuyisela i-solvent enokuthi ishushu ngenxa ye-oxidation kunye nokubola.Ngokunyibilikisa irhasi ye-adsorption, ukunyuka kobushushu beqokobhe lekhokhonathi esebenze umaleko wekhabhoni kunokucinezelwa, nto leyo eba yimeko ebalulekileyo yokukhetha iqokobhe lekhokhonathi elicushiwe.
Umthamo wokucoca kunye nokusebenza kuxhomekeke kwizinto ezininzi kunye neempawu zekhabhoni.Ngokukodwa, iqokobhe lekhokhonathi elicuthiweyo liyaziwa ngamanqanaba aphezulu obunzima, ubunyulu kunye nomxholo ophantsi wothuthu.
Ukucocwa kwamanzi amdaka ekhabhoni esebenzayo
Ngenxa yeemfuno eziphezulu zokulungiswa kwamanzi kunye nexabiso eliphezulu lekhabhoni esebenzayo, i-carbon activated isetyenziselwa ukususa ungcoliseko lomkhondo kumanzi amdaka ukuze kuphunyezwe injongo yokucoca nzulu.
1. Ikhabhoni esebenzayo isetyenziselwa ukunyanga amanzi amdaka anechromium.
Inkqubo yokusebenzisa i-carbon activated ukunyanga amanzi amdaka ane-chromium sisiphumo sokuthengiswa komzimba, i-adsorption yeekhemikhali kunye nokunciphisa i-carbon activated kwi-Cr (Ⅵ) kwisisombululo.Unyango lwekhabhoni olusebenzayo lwamanzi amdaka anechromium lunokusebenza okuzinzile kwe-adsorption, ukusebenza kakuhle konyango, iindleko eziphantsi zokusebenza, kunye neenzuzo ezithile zentlalo nezoqoqosho.
2. Ikhabhoni esebenzayo isetyenziselwa ukunyanga amanzi amdaka ecyanide.
Kwimveliso yemizi-mveliso, i-cyanide okanye i-byproduct cyanide isetyenziselwa ukutsalwa okumanzi kwegolide nesilivere, ukuveliswa kwemicu yemichiza, i-coking, i-ammonia yokwenziwa, i-electroplating, imveliso yegesi kunye namanye amashishini, ngoko ke isixa esithile samanzi amdaka aqulathe i-cyanide kufuneka akhutshwe. kwinkqubo yemveliso.Ikhabhoni esebenzayo isetyenziselwe ukucoca amanzi amdaka ixesha elide
3. Ikhabhoni esebenzayo isetyenziselwa ukunyanga amanzi amdaka anemekyuri.
Ikhabhoni esebenzayo inokuthengisa i-mercury kunye ne-mercury-containing compounds, kodwa umthamo wayo we-adsorption ulinganiselwe, kwaye ifanelekile kuphela ukunyanga amanzi amdaka kunye nomxholo ophantsi we-mercury.Ukuba i-concentration ye-mercury iphezulu, inokunyangwa nge-chemical precipitation method.Emva kokonyango, umxholo we-mercury malunga ne-1mg / L, kwaye unokufikelela kwi-2-3mg / L kwiqondo lokushisa eliphezulu.Emva koko, inokunyangwa ngakumbi ngekhabhoni esebenzayo.
4. Ikhabhoni esebenzayo isetyenziselwa ukunyanga amanzi amdaka ephenolic.
Amanzi amdaka e-Phenolic afunyanwa ngokubanzi kwizityalo zepetrochemical, izityalo ze-resin, izityalo ze-coking kunye nezityalo zokucoca i-oyile.Uvavanyo lubonisa ukuba ukusebenza kwe-adsorption ye-carbon activated ye-phenol ilungile, kwaye ukwanda kweqondo lokushisa akuhambelani ne-adsorption, enciphisa amandla e-adsorption;Nangona kunjalo, ixesha lokufikelela kwi-adsorption equilibri kubushushu obuphakamileyo lifinyeziwe.Ubungakanani bekhabhoni esebenzayo kunye nexesha le-adsorption linexabiso elihle kakhulu, kwaye izinga lokususa litshintsha kancinci phantsi kweemeko ze-acidic kunye nokungathathi hlangothi;Ngaphantsi kweemeko ezinamandla ze-alkaline, izinga lokususa i-phenol lihla ngokukhawuleza, kwaye i-alkaline yomelele, i-adsorption effect imbi kakhulu.
5. Ikhabhoni esebenzayo isetyenziselwa ukunyanga amanzi amdaka anemethanol.
Ikhabhoni esebenzayo inokubhengeza i-methanol, kodwa amandla ayo e-adsorption ayomelele, kwaye ifanelekile kuphela ukunyanga amanzi amdaka ngomxholo ophantsi we-methanol.Iziphumo zomsebenzi wobunjineli zibonisa ukuba i-COD yotywala obuxutyiweyo inokuncitshiswa ukusuka ku-40mg/L ukuya ngaphantsi kwe-12mg/L, kwaye izinga lokususa i-methanol linokufikelela kwi-93.16% ~ 100%, kwaye umgangatho wamanzi amdaka unokuhlangabezana neemfuno zomgangatho wamanzi. amanzi okutya kwibhoyila inkqubo yamanzi anetyuwa
Iingcebiso zokuyahlula umgangathoyekhabhoni esebenzayo
Indlela ye-carbon adsorption yeyona ndlela isetyenziswa kakhulu, evuthiweyo, ekhuselekileyo, esebenzayo nethembekileyo yokususa ungcoliseko lwangaphakathi kwinkulungwane yama-21.Nangona kukho iintlobo ezininzi zekhabhoni esebenzayo ngokwembonakalo kunye nokusetyenziswa, i-carbon activated inophawu oluqhelekileyo, oko kukuthi, "adsorption".Iphezulu ixabiso le-adsorption, ingcono umgangatho wekhabhoni esebenzayo.Uchonga njani ngokulula ixabiso le-adsorption yekhabhoni esebenzayo?
1.Jonga ubuninzi: ukuba uyayilinganisa ngezandla zakho, i-pores eninzi yekhabhoni esebenzayo, iphezulu yokusebenza kwe-adsorption, incinci encinci, kunye nesibambo esilula.
2.Jonga amaqamza: faka isixa esincinci sekhabhoni esebenzayo emanzini, velisa uthotho lwamaqamza amancinci kakhulu, khupha umgca weqamza omncinci, kwaye kwangaxeshanye wenze isandi seqamza.Okukhona kwenzeka kakhulu le nto, ixesha elide, kokukhona i-adsorption ye-carbon esebenzayo ingcono.
Izinto eziluncedo kwikhabhoni esekwe emalahleni
I-1) Iimpawu eziphambili ze-coal-based granular activated carbon application yi-investment yezixhobo eziphantsi, ixabiso eliphantsi, isantya se-adsorption esheshayo kunye nokulungelelaniswa okunamandla kwixesha elifutshane kunye nokungcoliseka kwamanzi ngokukhawuleza.
I-2) Ukongezwa kwekhabhoni esebenzayo yamalahle esekelwe ngamalahle kunempembelelo ecacileyo ekususweni kombala.Kuxelwe ukuba ukususwa kwechroma kunokufikelela kuma-70%.
I-chroma ephantsi ibonisa ukuba ukususwa kwe-organic matter kuphezulu, kwaye umphumo wokususwa kwentsimbi kunye ne-manganese ilungile.
I-3) Ukongeza i-carbon-based granular activated carbon inefuthe elicacileyo ekususeni ivumba.
I-4) Ukongeza i-carbon-based granular activated carbon iluncedo ekususeni i-anionic detergent.
I-5) Ukongezwa kwe-granular esekelwe kwi-carbon activated coal inceda ekususweni kwe-algae.Ukongezwa kwekhabhoni eyenziwe ngamalahle esekwe ngamalahleithintela ukufunxwa kokukhanya kwe-algae, kwaye inesiphumo esicacileyo sokudibanisa kumthombo wamanzi kunye ne-turbidity ephantsi, eluncedo ekususeni i-algae kwi-coagulation sedimentation.
I-6) Ukongezwa kwe-granular esekelwe kwi-carbon activated carbon yanciphisa kakhulu ukusetyenziswa kweekhemikhali ze-oksijini kunye neentsuku ezintlanu zemfuno ye-oksijini ye-biochemical.Ukuhla kwezi zalathisi, ezihambelana ngokuqinisekileyo nezinga longcoliseko lwendalo emanzini, lubonisa ukususwa kwezinto ezinobuthi neziyingozi emanzini.
I-7) Ukongeza i-coal-based granular activated carbon inefuthe elihle ekususweni kweephenols.
I-8) Ukongezwa kwe-granular esekelwe kwi-carbon powder eyenziwe ngamalahle kunciphisa kakhulu i-turbidity yamanzi amdaka kwaye iphucula kakhulu umgangatho wamanzi ompompo.
I-9) Impembelelo yokongeza i-granular esekelwe kwi-carbon activated carbon kwi-mutagenicity yamanzi inokususa ngokufanelekileyo ukungcola kwezinto eziphilayo.Yindlela elula yokuukuphucula umgangatho wamanzi okusela ngokwenkqubo eqhelekileyo.
Izinto eziphambili ezichaphazela i-carbon adsorption esebenzayo
I-1.Inkulu indalo kunye nommandla wendawo ye-carbon adsorbent esebenzayo, inamandla omthamo we-adsorption;Ikhabhoni esebenzayo yimolekyuli engeyiyo ipolar,
2.Ubume be-adsorbate buxhomekeke ekunyibilikeni kwayo, amandla asimahla angaphezulu komhlaba, i-polarity, ubungakanani kunye nokungafumaneki kweeathomu ze-adsorbate, ukuxinana kwe-adsorbate, njl.ekulula ukuyibhengeza i-non-polar okanye i-polar adsorbate ephantsi kakhulu;Ubungakanani be-carbon adsorbent particles esebenzayo, ukwakheka kunye nokusabalalisa ama-pores amahle kunye neepropati zemichiza yomhlaba nazo zinempembelelo enkulu kwi-adsorption.
I-3.Ixabiso le-PH yamanzi amdaka kunye nekhabhoni esebenzayo ngokubanzi inezinga eliphezulu le-adsorption kwisisombululo se-acidic kunesisombululo se-alkaline.Ixabiso le-PH liya kuchaphazela urhulumente kunye ne-solubility ye-adsorbate emanzini, ngaloo ndlela ichaphazela umphumo we-adsorption.
4. Xa izinto ezihlala kunye kunye nee-adsorbates ezininzi zikhona, amandla e-adsorption e-activated carbon kwi-adsorbate ethile mbi kakhulu kunokuba iqulethe le adsorbate kuphela.
I-5.Ubushushu kunye nobushushu bunempembelelo encinci kwi-adsorption ye-carbon activated
6.Ixesha loqhagamshelwano: qinisekisa ukuba kukho ixesha elithile loqhagamshelwano phakathi kwekhabhoni esebenzayo kunye ne-adsorbate ukwenza i-adsorption isondele kwi-equilibrium kwaye isebenzise ngokupheleleyo umthamo we-adsorption.
Ixesha lokuposa: Mar-21-2023