Ukadaulo wotsuka wa laser umagwiritsa ntchito kugunda kwapang'onopang'ono, ma lasers amphamvu kwambiri pamtunda wa chinthu chomwe chiyenera kutsukidwa.Kupyolera mu zotsatira zophatikizana za kugwedezeka kwachangu, vaporization, kuwonongeka, ndi plasma peeling, zoipitsa, madontho a dzimbiri, kapena zokutira pamwamba zimatuluka nthunzi ndi kutsekedwa, kukwaniritsa kuyeretsa pamwamba.
Kuyeretsa kwa laser kumapereka zabwino monga kusalumikizana, kusamala zachilengedwe, kulondola bwino, komanso kusawonongeka kwa gawo lapansi, ndikupangitsa kuti igwire ntchito m'magawo osiyanasiyana.
Kuyeretsa Laser
Zobiriwira komanso Zothandiza
Makampani opanga matayala, mafakitale amagetsi atsopano, ndi mafakitale omanga makina, pakati pa ena, amagwiritsa ntchito kwambiri kuyeretsa kwa laser.M'nthawi ya zolinga za "dual carbon", kuyeretsa kwa laser kukutuluka ngati njira yatsopano pamsika woyeretsa wachikhalidwe chifukwa chakuchita bwino kwake, kuwongolera bwino, komanso mawonekedwe okonda zachilengedwe.
Lingaliro la Kuyeretsa Laser:
Kuyeretsa kwa laser kumaphatikizapo kuyang'ana matabwa a laser pazinthu zakuthupi kuti zisungunuke kapena kuchotsa zowonongeka pamtunda, kukwaniritsa kuyeretsa pamwamba.Poyerekeza ndi njira zosiyanasiyana zachikhalidwe zoyeretsera thupi kapena mankhwala, kuyeretsa kwa laser kumadziwika ndi kusalumikizana, osagwiritsa ntchito, kuipitsidwa, kulondola kwambiri, komanso kuwonongeka kochepa kapena kosawonongeka, ndikupangitsa kukhala chisankho choyenera kwa m'badwo watsopano waukadaulo woyeretsa mafakitale.
Mfundo Yoyeretsera Laser:
Mfundo yoyeretsa laser ndiyovuta ndipo ingaphatikizepo zonse zakuthupi ndi zamankhwala.Nthawi zambiri, zochita za thupi zimalamulira, limodzi ndi zochita zamagulu.Njira zazikuluzikulu zitha kugawika m'magulu atatu: vaporization process, shock process, and oscillation process.
Njira ya Gasification:
Pamene kuwala kwamphamvu kwa laser kumagwiritsidwa ntchito pamwamba pa chinthu, pamwamba pake imatenga mphamvu ya laser ndikuisintha kukhala mphamvu yamkati, zomwe zimapangitsa kuti kutentha kwapansi kuchuluke mofulumira.Kukwera kwa kutenthaku kumafika kapena kupitirira kutentha kwa vaporization kwa zinthuzo, zomwe zimapangitsa kuti zonyansazo zichoke pamtundu wa nthunzi.Kusankha vaporization nthawi zambiri kumachitika pamene mayamwidwe a zoipitsa ku laser ndi apamwamba kwambiri kuposa gawo lapansi.Chitsanzo chodziwika bwino cha ntchito ndikutsuka dothi pamiyala.Monga momwe tawonetsera m'chithunzichi, zonyansa pamwala zimayamwa mwamphamvu laser ndipo zimatuluka mwamsanga.Zowonongekazo zikachotsedwa kwathunthu, ndipo laser imatulutsa pamwamba pa miyala, kuyamwa kumakhala kofooka, ndipo mphamvu zambiri za laser zimabalalika ndi miyala yamwala.Chifukwa chake, pali kusintha kochepa kwa kutentha kwa pamwamba pa mwala, potero kumateteza kuti zisawonongeke.
Njira yodziwika bwino yomwe imaphatikizapo kuchitapo kanthu kwamankhwala kumachitika mukatsuka zowononga ndi ma ultraviolet wavelength lasers, njira yotchedwa laser ablation.Ma lasers a Ultraviolet ali ndi mawonekedwe amfupi komanso ma photon apamwamba.Mwachitsanzo, KrF excimer laser yokhala ndi kutalika kwa 248 nm ili ndi mphamvu ya photon ya 5 eV, yomwe ndi 40 kuposa ya CO2 laser photons (0.12 eV).Mphamvu ya photon yotereyi ndi yokwanira kuthyola zomangira za mamolekyu muzinthu zakuthupi, zomwe zimapangitsa kuti CC, CH, CO, ndi zina zotero, zomangira zomwe zili muzinthu zowonongeka zimasweka zikamamwa mphamvu ya photon ya laser, zomwe zimatsogolera ku pyrolytic gasification ndi kuchotsa pamwamba.
Njira Yodzidzimutsa mu Kuyeretsa Laser:
Njira yodzidzimutsa pakuyeretsa laser imaphatikizapo zochitika zingapo zomwe zimachitika pakalumikizana pakati pa laser ndi zinthuzo, zomwe zimapangitsa kuti mafunde ogwedezeka akhudze pamwamba pa zinthuzo.Chifukwa cha mafunde odabwitsawa, zowononga zapamtunda zimaphwanyika kukhala fumbi kapena tizidutswa tomwe timasenda pamwamba.Njira zomwe zimayambitsa mafunde odabwitsawa ndizosiyanasiyana, kuphatikiza plasma, nthunzi, ndikukula mwachangu kwa kutentha ndi kutsika kwa zochitika.
Kutengera mafunde owopsa a plasma monga chitsanzo, titha kumvetsetsa mwachidule momwe kugwedeza kwa laser kumachotsera zonyansa.Pogwiritsa ntchito ma lasers opitilira muyeso wamfupi kwambiri (ns) ndi mphamvu yapamwamba kwambiri (107– 1010 W/cm2), kutentha kwapamtunda kumatha kukwera kwambiri mpaka kutentha kwa mpweya ngakhale kuyamwa kwamadzi kwa laser kuli kofooka.Kuwonjezeka kwa kutentha kumeneku kumapanga nthunzi pamwamba pa zinthuzo, monga momwe zikusonyezera m’fanizo (a).Kutentha kwa nthunzi kumatha kufika 104 - 105 K, kokwanira kutulutsa mpweya wokha kapena mpweya wozungulira, kupanga plasma.Madzi a m'magazi amatchinga laser kuti asafike pamwamba pa zinthu, mwina kuletsa kutulutsa mpweya.Komabe, plasma ikupitirizabe kuyamwa mphamvu ya laser, kuonjezera kutentha kwake ndikupanga malo otentha kwambiri ndi kupanikizika.Izi zimapanga kukhudza kwakanthawi kwa 1-100 kbar pazinthu zakuthupi ndikufalikira mkati pang'onopang'ono, monga zikuwonekera m'mafanizo (b) ndi (c).Chifukwa cha kugwedeza kwamphamvu, zonyansa zapamtunda zimasweka kukhala fumbi, tinthu tating'ono, kapena tizidutswa.Laser ikachoka pamalo owunikiridwa, plasma imasowa mwachangu, ndikupanga kupanikizika koyipa komweko, ndipo tinthu tating'onoting'ono kapena tizidutswa ta zonyansa zimachotsedwa pamwamba, monga momwe tawonetsera mu fanizo (d).
Njira ya Oscillation mu Kuyeretsa Laser:
Mu njira ya oscillation yoyeretsa laser, kutentha ndi kuziziritsa kwazinthu kumachitika mwachangu kwambiri mothandizidwa ndi ma laser afupipafupi.Chifukwa cha ma coefficients osiyanasiyana okulitsa matenthedwe azinthu zosiyanasiyana, zonyansa zam'mwamba ndi gawo lapansi zimakulitsa matenthedwe othamanga kwambiri komanso kutsika kwa madigiri osiyanasiyana akakhala ndi waya wamfupi wa laser.Izi zimatsogolera ku oscillatory zotsatira zomwe zimapangitsa kuti zonyansazo zichotsedwe kuchokera kuzinthu zakuthupi.
Panthawi yopeta iyi, vaporization ya zinthu sizingachitike, komanso madzi a m'magazi sangapangidwe.M'malo mwake, ndondomekoyi imadalira mphamvu zometa ubweya zomwe zimapangidwira pa mawonekedwe pakati pa zowonongeka ndi gawo lapansi pansi pa oscillatory action, zomwe zimaphwanya mgwirizano pakati pawo.Kafukufuku wasonyeza kuti kuchulukitsa pang'ono kwa zochitika za laser kumatha kukulitsa kulumikizana pakati pa laser, tinthu tating'onoting'ono tating'onoting'ono, ndi mawonekedwe a gawo lapansi.Njirayi imachepetsa njira yoyeretsera laser, kupangitsa kuti oscillatory amveke bwino ndikuwongolera kuyeretsa bwino.Komabe, mbali ya zochitika sayenera kukhala yayikulu kwambiri, chifukwa ngodya yokwera kwambiri imatha kuchepetsa mphamvu yamagetsi yomwe ikugwira ntchito pamtunda, potero kufooketsa mphamvu yoyeretsa ya laser.
Ntchito Zamakampani Zoyeretsa Laser:
1: Makampani a Nkhungu
Kuyeretsa kwa laser kumathandizira kuyeretsa kosalumikizana ndi nkhungu, kuonetsetsa chitetezo cha nkhungu.Imatsimikizira kulondola ndipo imatha kuyeretsa tinthu tating'onoting'ono tating'onoting'ono tomwe njira zachikhalidwe zoyeretsera zingavutike kuchotsa.Izi zimakwaniritsa kuyeretsa kopanda kuipitsidwa, kothandiza, komanso kwapamwamba.
2: Precision Instrument Industry
M'mafakitale amakina olondola, zigawo zake nthawi zambiri zimafunika kukhala ndi esters ndi mafuta amchere omwe amagwiritsidwa ntchito popaka mafuta komanso kukana dzimbiri kuchotsedwa.Njira za mankhwala zimagwiritsidwa ntchito poyeretsa, koma nthawi zambiri amasiya zotsalira.Kuyeretsa kwa laser kumatha kuchotseratu esters ndi mafuta amchere popanda kuwononga pamwamba pazigawo zake.Kuphulika kwa laser-induced of oxide layers pa chigawocho kumapangitsa kuti mafunde agwedezeke, kuchititsa kuchotsa zonyansa popanda kugwirizana ndi makina.
3: Makampani Anjanji
Pakadali pano, kuyeretsa njanji musanayambe kuwotcherera kumagwiritsa ntchito kugaya magudumu ndi mchenga, zomwe zimapangitsa kuwonongeka kwakukulu kwa gawo lapansi komanso kupsinjika kotsalira.Kuphatikiza apo, imawononga zinthu zambiri zowononga, zomwe zimapangitsa kuti pakhale ndalama zambiri komanso kuwononga fumbi kwambiri.Kuyeretsa kwa laser kungapereke njira yabwino kwambiri, yothandiza komanso yosamalira zachilengedwe popanga njanji zothamanga kwambiri ku China.Imayang'ana zinthu monga mabowo a njanji opanda msoko, mabala otuwa, ndi zolakwika zowotcherera, kupititsa patsogolo bata ndi chitetezo chamayendedwe a njanji zothamanga kwambiri.
4: Makampani Oyendetsa Ndege
Malo a ndege amafunika kupentanso pakapita nthawi, koma asanapente, penti yakaleyo iyenera kuchotsedwa.Kumizidwa ndi mankhwala/kupukuta ndi njira yayikulu yochotsera utoto pagulu la ndege, zomwe zimapangitsa kuti pakhale zinyalala zamakemikolo komanso kulephera kuchotsa utoto kuti akonze.Kuyeretsa kwa laser kumatha kukwaniritsa kuchotsedwa kwa utoto wapamwamba kwambiri pakhungu la ndege ndipo kumasintha mosavuta kupanga makina.Pakalipano, lusoli layamba kugwiritsidwa ntchito pokonza zitsanzo za ndege zapamwamba kunja.
5: Makampani a Maritime
Kuyeretsa kusanachitike m'makampani am'madzi nthawi zambiri kumagwiritsa ntchito njira zopukutira mchenga, zomwe zimayambitsa kuipitsidwa kwafumbi kumadera ozungulira.Popeza kuphulika kwa mchenga kumaletsedwa pang'onopang'ono, kwadzetsa kuchepetsa kupanga kapenanso kuyimitsidwa kwamakampani opanga zombo.Ukadaulo wotsuka ndi laser upereka njira yoyeretsera yobiriwira komanso yopanda kuipitsidwa ndi anti-corrosion corrosion of the ship.
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Nthawi yotumiza: Jan-16-2024