Yimuphi Ugesi Ofanele Uwusebenzise?
Sebenzisa umoya-mpilo ensimbini yekhabhoni engaphezu kuka-6 mm, lapho ukusabela kwayo kwe-exothermic kwengeza amandla okusika ngokucindezela okuphansi kanye nezindleko eziphansi. Sebenzisa i-nitrogen ensimbini engagqwali, i-aluminium, nanoma yimuphi umphetho okumele ungabi ne-oxide futhi ulungele ukushiselwa, kumabha ayi-12 kuya kwangu-20. Sebenzisa umoya ocindezelwe owomile, ongenawo uwoyela ngensimbi encane kuya ephakathi nendawo kanye nomsebenzi ongeyona i-cosmetic, lapho izindleko zayo ezicishe zibe yi-zero zidlula umphetho wayo onciphile kancane.
Igesi yokusiza yenza imisebenzi emibili. Ngomshini, iqhumisa insimbi encibilikisiwe iphume enqenqemeni ngaphambi kokuba iqine kabusha, okuyilokho ikhwalithi yomphetho encike kakhulu kukho. Ngokwamakhemikhali, iyondla okusikiwe noma iyivikele: i-oxygen isabela nensimbi eshisayo futhi inikela cishe ngamaphesenti angama-30 kuya kwangu-40 wamandla okusika aphelele ensimbini yekhabhoni, kuyilapho i-nitrogen ihlala ingasasebenzi futhi ishiya ubuso obusikiwe njengoba nje umsebe wenzile. Umoya, ongu-78% we-nitrogen kanye no-21% we-oxygen, wenza inguqulo encibilikisiwe kokubili ngesikhathi esisodwa. Isinqumo ngasinye sokukhetha siwukuhweba phakathi kwalawo makhemikhali kanye nezindleko zawo ezihlukene kakhulu.
Ukuqhathanisa: Ikhwalithi Yomphetho, Isivinini, Ukucindezela, kanye Nezindleko
Ithebula elingezansi liqhathanisa amagesi amathathu kuzo zonke izici ezinquma ukuthenga kwangempela kanye nokucaphuna. Umugqa wokulinganisa usho isisekelo ukuze izinombolo zifane kunokuba zibe yincwajana engacacile.
| Isici | nitrogen | Umoya-mpilo | Umoya Ocindezelwe |
|---|---|---|---|
| Kukhuluma | I-fiber ejwayelekile engu-1 kuya ku-6 kW, ishidi elingu-1 kuya ku-12 mm, izilungiselelo zokukhiqiza | Isisekelo esifanayo, ukugxila kwensimbi yekhabhoni | Isisekelo esifanayo, umoya owomile ongenawo amafutha |
| Indlela yokusika | Ukukhishwa kwe-Inert melt kuphela | Ukusabela kwe-Exothermic kunezela u-30 ku- 40% amandla anqunyiwe | Kuxutshwe kokubili (78% N2, 21% O2) |
| Ukucindezela kokusebenza | I-12 ku-20 ibha | I-0.3 ku-2 ibha | Ibha engu-8 kuya ku-12 (ikhushulwe yaba ngu-~17) |
| Ukuhamba kukagesi | 300 kuya ku-500+ L/min | 20 kuya ku-60 L/min | Inikezwa yi-compressor, ivolumu ephezulu |
| Izindleko ngomzuzu wokusika | $0.20 kuya ku-0.40 (0.60+ umfutho ophezulu) | $0.05 ku-0.15 | $0.01 kuya ku-0.03 (ugesi) |
| Unqenqema lwensimbi oluthambile | Kukhanya, akuna-oxide, kukulungele ukushintshwa | Ukusika okusheshayo, ungqimba lwe-oxide emnyama | Umbala we-oxide okhanyayo, muhle ngentengo yawo |
| Umphetho wensimbi engagqwali | Okukhanyayo, okulungele ukupenda nokushisela (okujwayelekile) | Umphetho we-chromium oxide ongcolile; gwema | Ukuphuzi okuncane; okungewona okokuhlobisa okwamukelekayo |
| Umphetho we-aluminiyamu | Ihlanzekile, ilungele i-anodize (okujwayelekile) | I-oxide eqinile, unqenqema oluqinile; gwema | Ishidi elincane elamukelekayo elinombala ompunga |
| Uhlamvu lwesivinini | Okushesha kakhulu eshidini elincane, amandla anqunyelwe ekujiyileni | Okushesha kakhulu ensimbini yekhabhoni ejiyile | I-Near-nitrogen kuma-gauge amancane |
| Okuhle kakhulu | Umsebenzi we-stainless, i-aluminium, ubuhle kanye nokulungiselela ukushisela | Insimbi yekhabhoni engu-6 mm nangaphezulu | Insimbi encane kuya kwephakathi, umsebenzi wesabelomali esiphezulu |
Umugqa wensimbi engagqwali ufanele isixwayiso sawo. Lapho izinga lokushisa lincipha, ngisho ne-oxygen encane isabela ne-chromium ensimbi engagqwali futhi ishiye unqenqema lwe-oxide olungcolile olulahla upende bese lubeka engcupheni ama-weld. Yingakho i-nitrogen ingeyona into ethandwayo kwinsimbi engagqwali kodwa iyindinganiso, futhi kungani ukuqhathanisa izindleko okuqotho kufaka phakathi ukulungiswa kabusha: i-nitrogen ebizayo ishibhile eduze kwabakhiqizi abagaya i-oxidation kubakaki abayinkulungwane.
Izibalo Zezindleko Ngengxenye
Sebenza izinombolo engxenyeni ekhonkolo: ibhulakhethi enemizuzwana engama-60 yesikhathi sokusika ephepheni elingu-2 mm, elicashunwe ezingcezu eziyi-1,000.
✓ Umoya-mpilo: Ku-$0.05 kuya ku-0.15 ngomzuzu wokusika, igesi ingeza cishe i-$0.05 kuya ku-0.15 ngengxenye, noma i-$50 kuya ku-150 phakathi nohambo. Unqenqema luphethe ungqimba lwe-oxide okumele luhlanzwe ngaphambi kokushisela noma uboya bempuphu.
✓ nitrogen: Ku-$0.20 kuya ku-0.40 ngomzuzu, igesi ingeza i-$0.20 kuya ku-0.40 ngengxenye, i-$200 kuya ku-400 ngokugijima ngakunye. Unqenqema luqedwa njengokusikwa: akukho sinyathelo sokususa nokususa amafutha, siqonde ngqo ekushiseni noma ekugubungeni. Uma ukususwa kwe-oxide kungabiza ngisho nemizuzwana engama-20 yokusebenza ngengxenye ngayinye, i-nitrogen iwina izibalo eziphelele naphezu komugqa wegesi ophezulu.
✓ Umoya ocindezelekile: Ku-$0.01 kuya ku-0.03 ngomzuzu kagesi we-compressor, igesi yengeza i-$0.01 kuya ku-0.03 ngengxenye, i-$10 kuya ku-30 ngokugijima, ngemuva kokutshalwa kwezimali kanye kwe-$5,000 kuya ku-20,000 ku-compressor, dryer, kanye ne-filtration train engenawo uwoyela. Ngezingxenye zensimbi ezithambile ezipendwa noma kunjalo, lokhu kuyindleko embonini.
Isikali sishintsha impendulo futhi. Umsebenzi wokusika amashifu amabili osindayo we-nitrogen ungashisa izibalo ezi-6 ngonyaka kugesi ebhodleleni noma enkulu, okuyisizathu esivamile sokukhiqiza i-nitrogen endaweni; ukubuyiselwa kwemali kuvame ukufika eminyakeni eyi-1 kuya kwemi-3 lapho usebenzisa lokho. Futhi gwema ugibe lokuhlanzeka ngenkathi usekuwo: igesi yokusiza ayidingi ukuhlanzeka kwelebhu okungu-5-nines ngomsebenzi wensimbi ethambile, futhi ukuyikhokhela imali ekhishwa nge-nozzle.
Siza Ukucindezela Kwegesi Ngobukhulu
Ukusetha ingcindezi kulandela izinto kanye negesi, kukhuphuke ngokuqina kwe-nitrogen bese kwehla ngokuqina kwe-oxygen. Amafasitela okuqala omsebenzi we-fiber laser:
| Impahla Nokuqina | Gas | Iqala Ingcindezi |
|---|---|---|
| Insimbi ethambile 1 kuya ku-6 mm | Umoya noma i-nitrogen | Ibha engu-8 kuya ku-12 (umoya) / Ibha engu-10 kuya ku-14 (N2) |
| Insimbi ethambile 6 kuya ku-20 mm | Umoya-mpilo | Ibha engu-0.5 kuya ku-2, yehla njengoba ubukhulu bukhuphuka |
| Insimbi Engagqwali 1 kuya ku-6 mm | nitrogen | I-10 ku-16 ibha |
| Insimbi Engagqwali 6 kuya ku-12 mm | nitrogen | Ibha engu-16 kuya ku-20, umlomo omkhulu |
| I-Aluminium 1 kuya ku-6 mm | I-nitrogen (noma umoya, omncane) | I-12 ku-16 ibha |
| I-Aluminium 6 kuya ku-12 mm | nitrogen | Ibha engu-16 kuya ku-20, ukugxila okungekuhle |
Imikhuba emibili yokusebenzisa ivikela isabelomali. Sebenzisa ingcindezi ephansi kakhulu ebamba ikhwalithi yomphetho, ngoba ukugeleza kanye nezindleko kukhuphuka kakhulu ngengcindezi kanye nobubanzi be-nozzle. Futhi gcina ama-nozzle ephakathi nendawo futhi ehambisana nobukhulu: i-nozzle engaqondile noma enkulu kakhulu ingakhipha amadola anezinombolo ezimbili ngehora ngaphandle kokuthuthukisa ukusika nhlobo.
Igesi iyingxenye ebalulekile phakathi kweziningi ezibeka ikhwalithi yokugcina; umhlahlandlela wezinto zokusebenza ze-fiber laser ihlanganisa indlela ingcindezi esebenzisana ngayo nokugxila, ukuma kwe-nozzle, kanye nesivinini, kanye CO2 ireferensi yemingcele yokusika nge-laser iphethe imininingwane yezinga lezilungiselelo ze CO2 amapulatifomu, lapho kusebenza khona amagesi amathathu afanayo.
Ukufanisa Uhlelo Lwegesi Nomshini
Isu legesi liyisinqumo sokuhlela, hhayi ukucabanga kamuva. Umsebenzi we-stainless osindayo we-nitrogen udinga isekethe yegesi enomfutho ophezulu, i-valve elinganiselayo, kanye nomtapo wolwazi we-nozzle ukuze insimbi engagqwali laser cutting umshini ukwakheka kwakhiwe. Izitolo ezisebenzisa umoya zidinga umshini wokomisa, umshini wokomisa, kanye nokuhlunga okuchazwe ngomshini kunokuba kufakwe ibholidi kamuva. Tshela STYLECNC Hlanganisa ingxube yezinto zakho kanye namahora okusika nyanga zonke, kanye nohlelo lwegesi, isincomo sejeneretha uma kuqhathaniswa nebhodlela, kanye nokucushwa komshini kubuya njengesilinganiso esisodwa esihambisanayo.
imibuzo ejwayelekile ukubuzwa
Uyini umehluko phakathi kwe-nitrogen ne-oxygen ekusikeni nge-laser?
I-oksijini ibamba iqhaza ekusikeni: isabela exothermically ne-hot iron, inikela ngamaphesenti angama-30 kuya kwangama-40 amandla okusika ensimbini yekhabhoni, yingakho isika insimbi ethambile ejiyile ngokushesha kubha engu-0.3 kuya ku-2 kuphela. Intengo iwungqimba lwe-oxide emnyama onqenqemeni. I-nitrogen ayisebenzi futhi isebenza ngokukhipha i-melted kubha engu-12 kuya ku-20, ishiya unqenqema olukhanyayo, olungena-oxide, olulungele ukushintshwa izikhathi eziningana kunezindleko zegesi. I-oxygen ithenga isivinini ensimbini yekhabhoni; i-nitrogen ithenga ikhwalithi yonqenqema yonke indawo.
Ungakwazi yini ukusika nge-laser ngomoya ocindezelwe?
Yebo, futhi izitolo zesimanje ziya ngokuya zikwenza lokho. Umoya owomile, ongenawo uwoyela ocindezelwe kubha engu-8 kuya ku-12 (ovame ukukhushulwa uye kubha engu-17) usika insimbi encane kuya ephakathi, i-galvanized, kanye ne-aluminium encane cishe ku-$0.01 kuya ku-0.03 ngomzuzu wokusika kugesi, uma kuqhathaniswa ne-$0.20 kuya ku-0.40 ye-nitrogen. Njengoba ingu-21% we-oxygen, umoya ushiya umbala we-oxide okhanyayo, ngakho-ke ufanela izingxenye ezipendiwe nezingezona ezokuhlobisa kunokuba ulungele i-stainless elungiselelwe ukushisela. Ithikithi lokungena liyisitimela se-compressor, dryer, kanye ne-filtration esichazwe kahle, ngokuvamile sisukela ku-$5,000 kuya ku-20,000.
Kungani i-nitrogen idingeka ensimbini engagqwali?
Ngoba i-oxygen ingcolisa unqenqema ngamakhemikhali. Lapho isika, ngisho ne-trace oxygen isabela ne-chromium ensimbi engagqwali futhi ishiye ungqimba lwe-oxide olulahla upende futhi luphazamise ubuqotho be-weld, luguqula yonke ingxenye ibe umsebenzi wokugaya. I-nitrogen igcina ubuso obusikiwe bungenasici futhi bukhanya, buqediwe njengokusikiwe. Umugqa wegesi ophezulu cishe ushibhile njalo kunomugqa wokulungisa kabusha owususayo, yingakho i-nitrogen iyindinganiso yemboni ku-stainless kunokuba ibe yinketho ye-premium.
Yiluphi usizo lokucindezela kwegesi okufanele ngilusebenzise?
Ngokwezinto ezibonakalayo kanye negesi: umoya-mpilo ensimbini yekhabhoni uyancipha, umugqa ongu-0.3 kuya ku-2, wehla njengoba ukujiya kukhuphuka ngoba ukusabela kwenza umsebenzi. I-nitrogen ikhuphuka phezulu futhi ikhuphuka ngobukhulu, cishe umugqa ongu-10 kuya ku-16 ku-stainless encane ne-aluminium, umugqa ongu-16 kuya ku-20 onezimbobo ezinkulu kusukela ku-6 mm kuya phezulu. Umoya uhlala kumugqa ongu-8 kuya ku-12 wensimbi ethambile elula. Qala efasiteleni, bese ulungisa ingcindezi ephansi kakhulu ebamba ikhwalithi yonqenqema, ngoba ukusetshenziswa kanye nezindleko kukhuphuka kakhulu ngebha ngayinye eyengeziwe.
Umkhiqizi we-nitrogen ukhokha nini?
Uma ukusetshenziswa kuzinzile futhi kuphezulu. I-nitrogen ebhodleleni kanye neyobuningi ithwala izindleko ngevolumu ngayinye kanye nokuqasha ithangi, ukulethwa, kanye nokulahlekelwa yi-boil-off; ukusika i-nitrogen okunzima kwe-2-shift kungadlula izibalo ezi-6 ngonyaka kugesi kuphela. Amajeneretha e-membrane noma e-PSA athengisa lokho ngokuthenga okuyinhloko kanye nogesi, kanti imali ekhokhwayo ivame ukucashunwa ngonyaka owodwa kuya kwemithathu ezitolo ezisebenzisa i-nitrogen njengegesi eyinhloko. Izitolo ezisebenzisa i-single-shift noma i-oxygen-primary zivame ukuhlala kugesi olethwayo.
Iphuzu Eliyinhloko
Ukukhetha igesi yokusiza kunciphisa kube yimisho emi-3. I-oksijini yensimbi yekhabhoni ejiyile, lapho ukusabela kungamandla okusika akhululekile futhi unqenqema lwe-oxide lwamukelekile. I-nitrogen nomaphi lapho unqenqema kumele kuqedwe njengokusikiwe: insimbi engagqwali, i-aluminium, ukulungiswa kokushisela, kanye nomsebenzi wobuhle. Umoya nomaphi lapho ingxenye ixolela khona umbala we-oxide obuthakathaka futhi ivolumu ivuza igesi eshibhile esitolo. Intengo yokulungiswa kabusha, hhayi igesi kuphela, futhi impendulo efanele ivame ukuphuma ohlwini lwezingxenye.
STYLECNC lungisa i-fiber laser cutters ngesekethe yegesi ehambisana nomsebenzi, kusukela kubasiki beshidi abayinhloko emoyeni kuya ku-nitrogen enomfutho ophezulu izinhlelo zokusika insimbi engagqwaliThumela ingxube yezinto zakho kanye namavolumu ukuze uthole isincomo semishini-plus-gas esakhelwe phezu kwezibalo ezingenhla.
