Abelaphi be-Corona baphatha imisebenzi eminingi yokuvula indawo engaphezulu ekupakisheni nasekuguquleni, kodwa inani elikhulayo lezicelo lidinga okuthile umshini wokwelapha nge-plasma okwenza kangcono: ukwelashwa okuthambile, ukulawula okucolisekileyo, noma ukwenza kusebenze izindawo i-corona engeke ifinyelele kuzo. Ukukhetha phakathi kwamapulatifomu atholakalayo akuyona indaba yokukhetha inketho ethuthuke kakhulu - kuyindaba yokufanisa i-dicharge physics ne-substrate nendawo yokukhiqiza. Lo mhlahlandlela ubeka indlela yokukhetha ebalulekile, izinkundla ezitholakalayo, kanye nemibuzo okufanele uyibuze ngaphambi kokuthenga.
Yini Ehlukanisa Umshini Wokwelapha Nge-Plasma Ku-Corona Treater
Bobabili lobu buchwepheshe bukhiqiza igesi ebandayo, ene-ioned kancane ekhuphula amandla angaphezulu. Umehluko ulele ekulawuleni kanye nesimo sokukhishwa.
Umuthi ojwayelekile we-corona ukhipha umcu ovulekile, okhipha imicu emoyeni ozungezile ngobuningi be-watt. Kuyashesha, kushibhile ukusebenzisa futhi kusebenza kahle kakhulu kumafilimu e-polyolefin. Kodwa ukukhishwa akulingani ngezinga elihle, kukhiqiza i-ozone nokushisa okukhulu, futhi kungalimaza izindawo ezithambile.
Umshini wokwelapha i-plasma ulawula umkhathi, ulawula imodi yokukhipha, noma usebenze ngomfutho ophansi. Amasistimu e-atmospheric-pressure plasma asebenzisa i-dielectric barrier discharge noma i-plasma jet ukuze akhiqize ukwelashwa okufanayo, okuphansi{2}}kwezinga lokushisa. Amasistimu e-plasma yomfutho ophansi{{4}osebenza kugumbi le-vacuum elinamagesi anemitha enembile, avumela amakhemistri umoya ongakwazi ukuhlinzeka ngawo.
Imiphumela engokoqobo iqondile. Umshini wokwelapha nge-plasma uphatha ngendlela efanayo, ukhiqize ukushisa okuncane, ungenza kusebenze cishe noma iyiphi into ehlanganisa ingilazi, izitsha zobumba nezinsimbi, futhi ungafaka noma uxhume ukusebenza kwamakhemikhali athile. Ekushintshisaneni kubiza ngaphezulu, futhi imali esetshenziswayo ngeyunithi ngayinye yemali ngokuvamile iba ngaphansi ngaphandle kwalapho isistimu yakhelwe ukusebenza okusemgqeni.
Amaplathifomu Abalulekile nokuthi Afanelekaphi
Ukukhishwa kwesithiyo se-atmospheric{0}}pressure dielectric barrier.Umzala osondelene kakhulu ne-corona. Izinga lokushisa elilinganayo, eliphansi, lisebenza emgqeni ngesivinini sokukhiqiza. Kuhle kakhulu kumafilimu nama-foil lapho i-corona idala izimbobo noma ukwelashwa ngemuva, kanye nezinga lokushisa{2}}ezingaphansi ezizwelayo.
Ijethi ye-plasma ye-atmospheric.Ipulangwe eligxilile, elinyakazayo eliphatha ithrekhi ewumngcingo. Ilungele-izingxenye ezinobukhulu obuthathu, amaphrofayili, izintambo, amashubhu kanye nezindawo zokubopha zasendaweni lapho isistimu yewebhu egcwele{2}}engenangqondo. Amarobhothi noma ama-gantries ahambisa i-jet, ngakho-ke isikhathi somjikelezo siba yisici esikhawulelayo.
I-plasma ye-vacuum yokucindezela ephansi{{0}ephansi.Iqoqo noma isigamu{0}}ukucubungula okuqhubekayo ekamelweni. Inika amandla i-argon, i-oxygen, i-nitrogen, i-hydrogen ne-fluorinated chemistries. Isetshenziswa kuma-electronics, amadivaysi ezokwelapha, optics kanye nokuhlanza okunembayo. Akuhambisani{4}nokukhiqizwa kwewebhu kwevolumu ephezulu.
I-plasma ekude noma engezansi.I-workpiece ihlala kude nokukhishwa, ngakho-ke ivezwa kuzinhlobo ezisebenzayo kodwa hhayi kuma-ion noma i-UV. Ilungele izindawo ezintekenteke kakhulu kanye nokuhlanza ngaphandle kokushumeka.
Ukukhetha phakathi kwalezi yisinqumo sokuqala, futhi kufanele kuqhutshwe yi-substrate geometry kanye nekhemistri edingekayo kunomugqa womkhiqizo womthengisi.
Imibandela Yokukhetha Ebalulekile Ngempela
I-substrate ne-geometry.Iwebhu eyisicaba, izingxenye ezihlukene, noma{0}}iphrofayela enobukhulu obuthathu? Umshini wokwelapha we-plasma owenzelwe ukuphatha iwebhu awukwazi ukwelapha indlu ebunjiwe, futhi uhlelo lwejethi alukwazi ukuphatha ngokomnotho ifilimu ebanzi ngamamitha amabili ku-300 m ngomzuzu.
I-chemistry yangaphandle edingekayo.Uma udinga kuphela ukuphakamisa amandla angaphezulu ukuze unamathele, ukwelashwa komoya okuzungezile kwanele. Uma udinga i-amine, i-carboxyl noma ukusebenza kwe-fluorinated, udinga ukulawulwa kwegesi ngakho-ke i-vacuum noma isistimu ye-atmosphere evaliwe{1}}.
Ububanzi bokwelashwa nesivinini somugqa.Misa umthamo odingekayo ngamasekhondi we-watt-ngesentimitha lesikwele, bese uqinisekisa ukuthi umshini wokwelapha nge-plasma ungakulethela lowo mthamo ngesivinini sakho. Abathengisi abacaphuna amandla aphumayo kuphela ngaphandle kwencazelo yomsebenzi bacaphuna inombolo engaphelele.
Isabelomali esishisayo.Amanye ama-substrates - amafilimu azacile, amaphepha amboziwe, izindwangu nama-elastomers - ahlanekezela ngaphezu kuka-60 degree. I-Plasma isebenza ngokupholile kune-corona, kodwa umehluko kufanele ulinganiswe, ungacatshangwa.
Ukubekezelela ukungcola.Ama-electrode angcolile, ama-nozzles anothuli, anamafutha noma avaliwe{0}}. Xhumana nokuhlanza iwebhu ngaphambi kwesiteshi sokwelashwa kuvame ukuzikhokhela ngokuvikela imishini ye-plasma ezansi nomfula.
Ukuhamba nesikhathi.Cela umjikelezo wemisebenzi, i-electrode noma isikhawu sesevisi ye-nozzle, kanye nesikhathi esisho phakathi kokuhluleka ekufakeni okufanayo. Umshini wokwelapha i-plasma onokuphila-kwamaviki amabili we-nozzle ungumthwalo wokulungisa ofihliwe njengokuthengwa kwekhephithali.
Izinyathelo nezinsiza.Amasistimu evacuum, amakhabethe egesi, ama-chiller kanye nokukhipha konke kudla indawo yaphansi kanye nezinsizakalo. Imephu lezi ngaphambi kokuzibophezela.
Ukufana Kokwelashwa Nokulawulwa Kwenqubo
Ukufana kulapho umshini wokwelapha nge-plasma uthethelela inani lawo. Ukukhishwa kwe-filamentary corona kukhiqiza izindawo ezishisayo ezincane kakhulu, ezibonakala njengokuhluleka kokunamathela okusabalele ekuphrinteni{1}}kokulungiswa okuphakeme, kuma-optical coatings kanye ne-bonding yemishini yezokwelapha.
Linganisa ukufana ngendlela efanele. I-Dyne pens kumaphoyinti amathathu kuyo yonke iwebhu ayikutsheli lutho mayelana-nokwahluka kwesikali. Sebenzisa indlela yokwenza imephu yamandla angaphezulu, ukulinganisa i-engeli yokuxhumana ezindaweni eziningi, noma ukuhlolwa kwamandla ebhondi engezansi komfula-kugridi yamasampuli.
Ukulawulwa kwenqubo kudinga ukunakwa okulinganayo. Umshini wokwelapha we-plasma wokukhiqiza kufanele ukuvumele ukuthi usethe futhi ungene ngemvume, ukugeleza kwegesi, ingcindezi, isivinini kanye negebe. Ukulawulwa-kweluphu evaliwe emandleni nokugeleza kwegesi kujwayelekile ezintweni ezisetshenziswayo ezinhle futhi kuguqula ukwelashwa kusuka kubuciko kube inqubo ephindaphindwayo. Uma isistimu ingenakho ukungena kwedatha, awukwazi ukuhlonza i-drift, futhi uzobe{4}}ufaneleka inqubo ngokuzama nangephutha unomphela.
Ukuhlanganisa: Emgqeni uqhathaniswa nokungaxhunyiwe ku-inthanethi
Ukuhlanganiswa kwe-inline ngokuvamile kuyimpendulo efanele yezinqubo zewebhu. Umshini wokwelapha we-plasma uhlezi phakathi kwendawo yokukhulula kanye nesembozo, ukuphrinta noma ukuthungatha, ogcina indlela yokwelapha imfushane ukuze indawo evuliwe ifinyelele inqubo elandelayo ngaphambi kokuba ikhululeke.
Ukwelashwa okungaxhunyiwe ku-inthanethi kudala inkinga yokugcina. Izindawo ezicushiwe ziyaguga, futhi izinga lokuguga lincike ezingeni lokushisa, umswakama kanye ne-substrate. Uma igebe phakathi kokwelashwa nokusetshenziswa lingaphezu kwamahora ambalwa, lindela -ukufaneleka kabusha amandla akho ebhondi futhi ngokunokwenzeka{3}}welaphe kabusha.
Ezingxenyeni ezihlukene, umshini wokwelapha i-batch vacuum plasma noma i-robotic jet cell ngokuvamile awuxhumekile ku-inthanethi ngokwemvelo. Kulezi zimo, landelanisa inqubo ukuze izingxenye eziphathwayo zifinyelele ukubopha noma ukunamathela ngaphakathi kwefasitela elifushane elingenzeka, futhi uzigcine ezitsheni ezihlanzekile, ezomile.
Ukubuyisela kabusha kudinga ukucatshangelwa. Uma usuvele unesiteshi se-corona futhi ingxenye kuphela yengxube yomkhiqizo wakho idinga i-plasma, isakhiwo esiyingxubevange - i-corona yomsebenzi ovamile, i-plasma yemisebenzi enzima - ngokuvamile inikeza imbuyiselo engcono kakhulu.
| Umbandela | Umlaphi weCorona | I-plasma ye-DBD ye-atmospheric | Ijethi ye-plasma ye-atmospheric | I-plasma{{0}yengcindezi ephansi |
|---|---|---|---|---|
| Ama-substrates ajwayelekile | Amafilimu, i-foil, ibhodi | Amafilimu, ucwecwe oluthambile | Izingxenye ze-3D, amaphrofayili | Izingxenye, optics, electronics |
| Ububanzi bokwelashwa | Iwebhu ebanzi | Iwebhu ebanzi | Ithrekhi ewumngcingo | Usayizi wegumbi |
| Ukufana | Kuphakathi | Phezulu | Phezulu, okwendawo | Phezulu kakhulu |
| Umthwalo oshisayo | Phezulu | Phansi | Iphansi kakhulu | Iphansi kakhulu |
| Ukulawulwa kwamakhemikhali egesi | Lutho | Inomkhawulo | Inomkhawulo | Igcwele |
| Izindleko zemali ehlobene | Phansi | Maphakathi-phezulu | Maphakathi | Phezulu |
| Amandla asemgqeni | Kuhle kakhulu | Kuhle kakhulu | Iseli yerobhothi | Iqoqo kuphela |
Amaphutha Avamile Lapho Uthenga Umshini Wokwelapha Nge-Plasma
- Ukuthenga i-plasma lapho i-corona izokwenza.Uma i-substrate yakho iyifilimu evamile ye-polyolefin futhi okuwukuphela kwemfuneko yakho ileveli ye-dyne, umuthi we-corona uletha umphumela ofanayo ngengxenyana yezindleko.
- Icacisa amandla esikhundleni somthamo.Isibalo esifanele amandla alethwa endaweni yeyunithi ngayinye ngesivinini somugqa wakho. Amandla ewodwa awakutsheli lutho ngokwelashwa.
- Ukuziba izidingo zensiza.Amaphampu evacuum, imigqa yegesi, okokubandayo kanye nokukhipha kwengeza izindleko ezinkulu nendawo yaphansi.
- Ukucabanga ukuthi i-plasma ixazulula ukungcola.Uwoyela nothuli phezulu kusazokwehlula ukwelashwa. Ukuhlanza kufanele kuze kuqala.
- Akukho ukucaciswa okufanayo.Bhala ukubekezelelana okufanayo kwinkontileka yokuthenga futhi udinge ukuqinisekiswa okuqhutshwa ku-substrate yakho.
- Ukubheka ukufinyelela kwesevisi.Ama-electrode nama-nozzles asetshenziswa. Uma ukufaka esikhundleni esisodwa kudinga ukudilizwa komugqa, isikhathi sokuphumula siyahlupheka.
FAQ
Q1: Kufanele ngiwukhethe nini umshini wokwelapha nge-plasma esikhundleni somuthi we-corona?
Khetha i-plasma lapho i-substrate izwela ukushisa, lapho ukufana kwendawo ngesilinganiso esihle kubaluleke kakhulu, lapho okokusebenza kungeyona i-polymer evamile (ingilazi, i-ceramic, insimbi), noma lapho udinga ikhemistri yendawo ethile kunokwenyuka kwamandla okuvamile.
I-Q2: Ingabe umshini wokwelapha we-plasma ungasebenza emgqeni ngesivinini sokukhiqiza?
Amasistimu omfutho we-Atmospheric{0}}angakwazi. Amayunithi okukhipha isithiyo se-Dielectric aphatha ama-web abanzi ngamakhulu amamitha ngomzuzu. Amasistimu okucindezela okuphansi{3}izinqubo zenqwaba futhi awakwazi ukuhlanganiswa emugqeni wewebhu oqhubekayo.
Q3: Ukwelashwa kwe-plasma kuthatha isikhathi esingakanani?
Iqhathaniswa ne-corona, futhi imvamisa iba yinde kancane ngenxa yokuthi ukwelashwa kufana kakhulu futhi kudala izinto zobuciko ezimbalwa ezibuthakathaka zomngcele. Ukuguga kusengenzeka, ngakho-ke gcina isikhawu phakathi kokwelashwa nenqubo elandelayo sisifushane ngangokunokwenzeka.
Q4: Ingabe ukwelashwa kwe-plasma kusebenza ezinsimbi nasengilazini?
Yebo, futhi lokhu kungenye yezinzuzo zayo eziyinhloko. Izinsimbi nezingilazi zisabela ekuhlanzweni nasekusebenzeni kwe-plasma kangcono kakhulu kune-corona, ngoba ukukhishwa kususa ukungcoliswa kwezinto eziphilayo kanye ne-hydroxylates ebusweni.
Q5: Yikuphi ukunakekelwa okudingwa umshini wokwelapha nge-plasma?
Ama-electrode noma ama-nozzles asetshenziswayo anempilo elinganiselwe elinganiswa ngamahora okusebenza. Izingxenye zokulethwa kwegesi zidinga ukuhlolwa ngezikhathi ezithile, futhi amasistimu e-vacuum adinga isevisi yephampu. Misa ishejuli yokuvimbela kusuka kudatha yomthengisi futhi uyilandelele ngokumelene nomsebenzi wangempela.
Q6: Ingabe i-ozone iseyinkinga nge-plasma?
Yebo, kunoma iyiphi i-oxygen{0}}equkethe okuphumayo. Amasistimu womkhathi adinga ukukhishwa, futhi amasistimu e-vacuum adinga ukwelashwa komkhathi. Ukuqapha i-ozone endaweni yokusebenza kuwumkhuba omuhle kungakhathaliseki ukuthi isiteji.
Q7: Ngiqinisekisa kanjani ukuthi umshini wokwelapha i-plasma usebenza ngendlela efanele?
Sebenzisa-iphrothokholi eyingxenye ezintathu: i-engeli yokuthintana noma isilinganiso samandla angaphezulu, ukuhlolwa kwebhondi noma kwekhasi kumasampuli okukhiqiza, kanye nokuhlola ukufana kuyo yonke indawo yokwelashwa. Phinda iphrothokholi ngemuva kwanoma iyiphi i-electrode noma ushintsho lwenozi.
Isiphetho
Umshini wokwelapha i-plasma iyithuluzi elilungile lapho ubumnandi be-substrate, amakhemikhali angaphezulu noma ukufana kwedlula inzuzo yezindleko ze-corona. Nquma ngeplathifomu kusuka ku-substrate ne-geometry, cacisa umthamo nokufana kunamandla aluhlaza, hlela izinsiza kanye nokufinyelela kwesevisi ngaphambili, futhi uqinisekise ngokuhlola ibhondi kumpahla yakho siqu.
I-Shenzhen Hefeng Jiada Technology yakha abelaphi be-corona, imishini yokwelapha i-plasma kanye nezinhlelo zokuhlanza iwebhu, futhi ingaluleka ngokuthi iyiphi inkundla efanelana nenqubo yakho ngempela. Sithumelele i-substrate yakho, isivinini somugqa kanye nemfuneko yokunamathela futhi sizoncoma ukucushwa ngenani lomthamo kanye nokufana kwezidingo zakho zesicelo.