Incamake: Aka gatabo karimo guhitamo amavuta, uburyo bwo gushora imari, inenge, gutunganya CNC no kugenzura ibisabwa kugirango bimenyekanishe nozzles zikoreshwa muri sisitemu ya gaz ya SCR na SNCR.
Inzitizi ya Denitrification ni ibintu byingenzi byambara imbere muri sisitemu ya SCR na SNCR ya gazi ya gazi, ihura nubushyuhe bwo hejuru bwikigereranyo, amoniya / urea kwangirika hamwe nisuri yivu.
Aka gatabo karibanda ku majwi ya denitrification, ikubiyemo ibintu bisanzwe byakazi, kugereranya amanota, kugereranya ibikorwa, gushora imari, gukumira inenge hamwe na CNC kurangiza inoti zisanzwe.
Niki Cast Denitrification Nozzle & Serivise Yumurimo
Nozzle ya cast denitrification nikintu gisobanutse neza kigenewe gutera urea cyangwa ammonia reductant icyarimwe mumigezi ya gaz ya flue kugirango ivurwe.
Bitandukanye na nozzles yakozwe muburyo butaziguye, ububiko bwa denitrification nozzles bushigikira imiyoboro yimbere yimbere, ibyambu byinshi bya spray hamwe nuburyo bwo kwishyiriraho ibintu bigoye cyangwa bihenze kubyara ibicuruzwa bikomeye.
Ibidukikije bikora kuri nozles ya gazi itanga uburyo bwo gutesha agaciro bigabanya ubuzima bwa serivisi:
- Gukomeza cyangwa guhindagurika ubushyuhe bwo hejuru bugaragara imbere muri boiler hamwe nuyoboro;
- Kwangirika kwimiti ituruka kuri ammonia, bisulfate ya amonium na gaze ya acide acide;
- Isuri ikomeye iterwa n'ivu ry'isazi bitwarwa na gaze ya flue;
- Gusiganwa ku magare inshuro nyinshi bizana umunaniro wumuriro kubice bito bikikijwe no kuzenguruka nozzle.
Iyi ngingo ntizinjira cyane mubitekerezo bya SCR cyangwa SNCR.
Ubuyobozi bwose hano bushingiye kubikoresho byo gukina, ubwiza bwinganda no kugenzura nozzle ubwayo.
Amavuta yo Guhitamo Ibikoresho byo Kwanga Nozzle
Guhitamo ibikoresho nicyemezo gikomeye cyane kuri denitrification nozzle ubuzima bwa serivisi.
Kuri serivisi yo kwamagana, kurwanya isuri mubisanzwe bishyirwa imbere, bigakurikirwa nubushyuhe bwo hejuru, kurwanya ruswa hamwe ningengo yimishinga.
Agace keza ka spray orifice nakarere gakunze gutsindwa kubakinnyi.
Amahame yo gutoranya denitration nozzle alloys
Mugihe usuzumye ibishishwa bya casting ya denitrification nozzles, huza urwego rwa alloy uburyo bwiganje muburyo bwo gutsindwa kwa gaz ya flue:
- Isazi iremereye iremereye: shyira imbere cobalt idashobora kwihanganira kwambara cyangwa gukomera;
- Ammonium bisulfate nyinshi hamwe na aside irike ya aside: shyira imbere nikel-molybdenum irwanya ruswa;
- Ubushyuhe butajegajega, buringaniye hamwe na gazi isukuye: koresha ubushyuhe butarwanya ubushyuhe kugirango ugenzure ibiciro.
Ibisanzwe bisanzwe byerekana amanota & imipaka imipaka
Buri cyiciro cya alloy gitwara imbaraga nimbogamizi kubikorwa bya gazi ya gazi:
- 310S ibyuma bidafite ingese: bikwiranye nubushyuhe buringaniye, gazi ya flue isukuye ugereranije nubushyuhe buke bwisazi; kurwanya isuri bigarukira ku ivu riremereye.
- Duplex 2205/2507: itanga imbaraga nziza zo kurwanya chloride na aside irike, ariko ifite ubushyuhe buke bwa serivisi ikomeza ugereranije na nikel ishingiye kuri nikel.
- Hastelloy C276: bikunzwe mugihe ammonium bisulfate yangirika hamwe na gaze ya acide aside niyo mpamvu nyamukuru itera ingaruka; ikora neza muburyo bukomeye bwo kwangirika.
- Icyogajuru 6 (cobalt alloy): kurwanya cyane isuri; ihitamo ryambere kurubuga rufite ibisazi byinshi byivu, nubwo biza kubikoresho bihendutse hamwe nigiciro cyo gutunganya.
- Inconel 625: ibereye kumashanyarazi aremereye cyane mumashanyarazi aho ubushyuhe bwinshi, ruswa hamwe nisuri yivu ikora hamwe.
Imbonerahamwe yo kugereranya ibikoresho kubakinnyi ba denitrification nozzles
Icyitonderwa: Ubushyuhe bwerekanwe kuri guhoraho igihe kirekire cya serivisi yubushyuhe gusa. Ubushyuhe bwigihe gito burashobora kurenga izo ndangagaciro. Kubisobanuro rusange gusa. Iyemezwa ryibikoresho byanyuma bigomba kwemezwa hamwe namakuru ya gaz ya flue kuva kurubuga rwawe hamwe na datasheets ya alloy.
| Alloy Grade | Icyiciro gikomeza serivisi Temp | Kurwanya ruswa | Kurwanya Isuri | Ikirangantego gisanzwe | Igiciro |
| 310S Icyuma | 1050 ° C. | Guciriritse | Hasi | Sukura gazi ya flue, ivu rike | Hasi |
| Duplex 2507 | 315 ° C. | Hejuru | Guciriritse | Ubushyuhe bwo hagati ya acide acide | Hagati |
| Hastelloy C276 | 1040 ° C. | Hejuru cyane | Guciriritse-Hejuru | Ammonium bisulfate ibyago byo kwangirika | Hejuru |
| Icyogajuru 6 | 815 ° C. | Guciriritse | Hejuru cyane | Isuri iremereye cyane | Hejuru cyane |
| Inconel 625 | 980 ° C. | Hejuru cyane | Hejuru | Hamwe na temp yo hejuru, ruswa & isuri | Hejuru cyane |
Gutera Gahunda yo Kwanga Nozzle Ibigize
Inzira yo gutoranya yemewe: Gutera ishoramari (guta ibishashara)
Gushora imari, bizwi kandi ko byatakaye ibishashara byatakaye, ninzira yiganjemo inganda zo gukora cyane-denitrification nozzle castings.
Iyi nzira ikwiranye nibi bice kubwimpamvu nyinshi:
- Yibyara ibice byimbere byimbere, urukuta ruto hamwe nuduce duto duto twa spray orifice hamwe nibipimo bihanitse;
- Itanga ubuso busa neza, bugabanya ingano yo gukuraho imigabane isabwa nyuma yo gutunganya CNC nyuma.
Gutera umucanga mubisanzwe ntabwo byemewe kubisobanuro bitomoye neza hamwe nibice byimbere byimbere cyangwa kwihanganira spray.
Irashobora gufatwa gusa kubintu byoroheje, bito-byinshyi bito hamwe nibikorwa bisabwa.
Ubuso bubi burangiye, ibyago byinshi byo guhinduranya no gutembera imbere hafi yimigezi migufi ituma umusenyi utera kwizerwa kubisabwa byinshi.
Ingingo zifatika zo kugenzura ubuziranenge
Igikorwa cyo gushinga kugenzura kugenzura neza niba guterana nozzle bizarokoka ibikorwa byumurima:
- Ikirindiro cyo gushonga kugirango wirinde okiside no gutakaza ibintu mumashanyarazi menshi;
- Icyuma gishongeshejwe neza kugirango ushire imitego mbere yo kuzuza icyuho;
- Imiterere ya gating na riser byateguwe byumwihariko kuri nozzle geometrie, kugirango ugabanye inenge zo kugabanuka kure ya spray orifices;
- Igikonoshwa gikonjesha ibikoresho byatoranijwe bihuye na nikel ikora na cobalt alloy irashonga.
Inenge zikomeye zo guteramo inenge & gutsindwa ingaruka zo gutandukanya nozzles
Inenge zimwe za casting zitera ibibazo bikomeye byo kwizerwa kuri noitrification nozzles, nubwo igice cyatsinze igenzura ryibanze:
- Kugabanya ububobere hafi ya spray orifice: birashobora gutera atomisiyasi itaringaniye, kumeneka imbere no kwihuta kw’isuri;
- Gushyiramo Slag: gushiraho ingingo zo gutangiriraho gukwirakwizwa munsi yubushyuhe bwumuriro;
- Gushwanyagurika bishyushye: bikunze kugaragara mugihe cyinzibacyuho no kurukuta ruto rwa nozzle munsi yumuvuduko mwinshi wo gukomera;
- Guhinduranya kwingenzi: guhindura orifice umwanya, gutera inguni no gukwirakwiza kwa nozzle yarangiye.
Ingamba zo kwirinda zirimo kwigana ibishushanyo, kugenzura ubukonje bugenzurwa hamwe nigishushanyo mbonera cyibanze mugihe cyo guteranya ibishashara.
Imashini ya CNC, Kugenzura & Kwakira
Gukina bitanga hafi-net-shusho yubusa, ariko ibintu byingenzi bikora hejuru ya denitrification nozzle yishingikiriza neza nyuma yo gutunganywa.
Imashini yibanze kuri nozzle orifice no gufunga hejuru
Imiti ya spray irarambiranye, gufunga amasura, guhuza imigozi no guhuza intera bisaba kwihanganira cyane imashini ya CNC.
Orifice ya nyuma ya geometrie igenzura neza spray inguni, ingano yigitonyanga nigipimo cy umuvuduko.
Nickel ishingiye kuri cobalt hamwe na cobalt ivanze biragoye gukora imashini.
Amaduka akora denitrification nozzle casting agomba guhitamo ibikoresho bikwiye, guca ibipimo hamwe ningamba zikonje kugirango wirinde gukomera kumurimo, gutanyagura hejuru no gutembera.
Ibiteganijwe NDT & ibizamini byo kwemerwa
Igenzura ryemewe ryemewe kuri denitrification nozzle castings mubisanzwe birimo:
- Ikizamini cya PT cyinjira kugirango umenye ibice byacitse, amarira ashyushye hamwe nubusa;
- UT ultrasonic igenzura kubutaka bwo kugabanuka cyangwa kwinjizwa mubice byimbitse;
- Ikizamini cya Hydrostatike kumeneka kugirango hamenyekane ko imiyoboro yimbere idafite aho iva;
- Ubugenzuzi bwa CMM kugirango bwemeze ingano ya orifice, spray inguni nubunini buringaniye bishushanyije.
Amahitamo nyuma yo kuvurwa
Passivation isanzwe ikoreshwa mubyuma bidafite ingese na nikel alloy nozzles kugirango irusheho kwangirika.
Guhagarika ubushyuhe burashobora gutomorwa kugirango ugabanye ibisigazwa bisigaye mbere yo kwishyiriraho.
Gukomera birashobora gufatwa nkibindi byokwirinda kwambara ahantu h’isuri ikabije.
Ibisanzwe Byakoreshejwe Scenarios ya Cast Denitrification Nozzles
Nozzles ya castitrification ikoreshwa henshi mubikoresho byo gutunganya gaz ihagaze:
- Amashanyarazi akomoka ku makara ya SCR na SNCR yo kwamagana;
- Amashanyarazi ya sima yamashanyarazi;
- Imyanda-y-ingufu na biyomasi yotsa;
- Itanura ryinganda nogutwika flue imishinga yo gutunganya gaz.
Urashobora gusanga ibicuruzwa byabigenewe bitandukanya impapuro zabigenewe.
Kubindi bisobanuro kubikorwa bisa nkibigize, urashobora gusubiramo ubuyobozi bwacu kubushyuhe bwo hejuru cyane.
Ibibazo
Nshobora gukoresha 316L isanzwe ya nozzles mugutandukanya imirimo iremereye?
Muri rusange oya. 316L ifite imbaraga zubushyuhe bwo hejuru hamwe no kurwanya nabi ammonium bisulfate hamwe nisuri yivu.
Ntibikwiye hafi ya byose biremereye-inshingano zo gutandukanya ibidukikije. Irashobora kwemerwa gusa mubushyuhe buke cyane, isukuye ya flue isukuye idahwitse.
Ese gutora ishoramari burigihe bisabwa kugirango noitrification nozzles?
Kubisanzwe nozzles hamwe nibice byimbere byimbere cyangwa ibyapa byinshi byerekana ibishushanyo mbonera, gushora imari birakunzwe cyane.
Byoroheje byoroshye-orifice nozzles irashobora rimwe na rimwe gukorerwa mububiko, ariko ibyo bigwa hanze yurwego rwuyobora.
Nubuhe buryo bukunze gutsindwa bwa denitrification nozzle casting?
Isuri yegereye ya spray orifice edge, ikurikirwa no kwangirika-umunaniro gutangirira kumatara yihishe cyangwa inenge zirimo.
Ese icyogajuru gishobora gukoreshwa nyuma yisuri?
Kwangirika kw’isuri ntoya birashobora rimwe na rimwe gusanwa no gutunganya ibintu bigoye, ariko gusana birashoboka biterwa nuburebure bwurukuta rusigaye hamwe n’aho kwambara.
Byangiritse cyane cyangwa byacitse nozzle casting mubisanzwe bisaba gusimburwa.
