Dab tsi yog cov yam ntxwv ntawm High-power Fiber Lasers?

High-power Fiber Laserskuj tau pom muaj peev xwm siv tau zoo hauv kev tshawb nrhiav hluav taws xob, cov cuab yeej tshawb fawb loj, chaw tshawb fawb, kev tshawb fawb ib puag ncig thiab lwm yam, thiab yuav dhau los ua cov cuab yeej muaj zog rau tib neeg kom nkag siab thiab hloov pauv lub ntiaj teb.

Qhov zoo ntawm high-power fiber lasers yog raws li nram no.

(1) Lub beam zoo yog zoo. Cov qauv waveguide ntawm fiber txiav txim siab tias fiber ntau laser yog ib qho yooj yim kom tau txais ib qho transverse hom tso zis, thiab tsis tshua muaj kev cuam tshuam los ntawm lwm yam, thiab tuaj yeem ua tiav high-brightness laser tso zis.

(2) High efficiency. Fiber lasers tuaj yeem ua tiav lub teeb-rau-lub teeb hloov dua siab tshiab los ntawm kev xaiv ib lub laser semiconductor uas phim lub emission wavelength thiab cov yam ntxwv haum ntawm doped tsawg lub ntiaj teb cov ntsiab lus raws li lub twj tso kua mis. Rau ytterbium-doped high-power fiber lasers, semiconductor lasers ntawm 915 nm lossis 975 nm feem ntau xaiv. Vim qhov yooj yim zog theem qauv ntawm Yb3 ntxiv, phenomena xws li up-conversion, zoo siab lub xeev nqus, thiab concentration quenching tsis tshua muaj tshwm sim, thiab fluorescence lub neej ntev. Lub zog tuaj yeem khaws cia kom ua tiav lub zog ua haujlwm siab. Tag nrho cov electro-optic efficiency ntawm kev lag luam fiber ntau lasers yog siab li 25 feem pua, uas yog conducive rau txo nqi, zog txuag thiab kev tiv thaiv ib puag ncig.

(3) Zoo thermal dissipation yam ntxwv. Fiber lasers siv elongated tsis tshua muaj-lub ntiaj teb caij-doped fibers li laser nce media, uas muaj ib tug loj heev deg cheeb tsam rau ntim piv. Nws yog kwv yees li 1000 npaug ntawm cov khoom thaiv laser, thiab muaj txiaj ntsig zoo hauv cov cua sov dissipation. Nyob rau hauv cov ntaub ntawv ntawm nruab nrab thiab tsawg zog, tsis muaj tshwj xeeb txias ntawm lub optical fiber yuav tsum tau. Nyob rau hauv cov ntaub ntawv ntawm lub hwj chim siab, dej txias yog siv los dissipate tshav kub, uas muaj peev xwm kuj zoo zam lub degradation ntawm beam zoo thiab efficiency los ntawm thermal teebmeem nyob rau hauv solid-state lasers.

(4) Compact qauv thiab kev ntseeg siab. Txij li thaum lub fiber ntau laser siv ib tug me me thiab mos fiber ntau raws li lub laser nce nruab nrab, nws yog qhov zoo rau compress lub ntim thiab txuag nqi. Lub twj tso kua mis kuj siv lub semiconductor laser uas yog me me thiab yooj yim rau modularized. Cov khoom lag luam feem ntau tuaj yeem tso tawm nrog pigtails. Ua ke nrog cov khoom siv fiber ntau xws li fiber ntau Bragg gratings, tag nrho cov khoom siv no tuaj yeem ua tiav qhov kho qhov muag-fiberized ntev npaum li lawv tau sib xyaw nrog ib leeg. Lawv muaj kev tiv thaiv zoo rau ib puag ncig kev cuam tshuam thiab kev ruaj ntseg siab, uas tuaj yeem txuag lub sijhawm tu thiab nqi.

Hom kev siv ntawm High Power Fiber Lasers

Vim muaj qhov zoo ntawm cov nqaj zoo, siab electro-optical efficiency, compact qauv, thiab kev ntseeg tau zoo, fiber ntau lasers muaj kev ua tau zoo nyob rau hauv txhua yam ntawm kev lag luam, kev kho mob, tej thaj chaw deb sensing, kev ruaj ntseg, kev tshawb fawb thiab lwm yam kev lag luam.

Hauv kev lag luam, fiber ntau lasers tuaj yeem muab faib ua peb theem raws li qhov tso zis hluav taws xob: qis zog fiber ntau lasers (<50 watts), mainly used in microstructure processing, laser marking, resistance adjustment, precision drilling, metal engraving, etc.; medium-power fiber lasers (50-500 watts), mainly used in drilling, welding, cutting and surface treatment of thin metal plates; high-power fiber lasers (>1000 watts), feem ntau yog siv los txiav cov hlau tuab, hlau txheej txheej, kev ua peb sab ntawm cov phaj tshwj xeeb, thiab lwm yam. Cov yam ntxwv ntawm cov khoom siv kho qhov muag tuaj yeem ua ke zoo nrog cov neeg hlau caj npab kom tau raws li cov ntawv thov ntawm ntau yam kev lag luam. ib puag ncig. 3D tshuab luam ntawv uas tau tshwm sim nyob rau hauv xyoo tas los no tshwj xeeb tshaj yog xav tau hom high-brightness laser system.

Hauv kev kho mob, qhov zoo tshaj plaws laser wavelength yog 1.3 microns, uas tuaj yeem siv rau kev kuaj pom; nruab nrab ntawm 1.5 microns (sab saum toj kawg nkaus ntawm dej) thiab 4 microns tuaj yeem siv rau kev phais. Rau kev siv kho mob, qhov zoo tshaj plaws ntawm fiber ntau lasers yog lawv cov compact, bendable geometry. Ib qho luv luv coherent wavelength lub teeb pom kev zoo nrog lub dav spectral ntau thiab lub zog tso zis siab yog tus yuam sij kom tau txais kev kub ceev, ultra-high-resolution optical coherence tomography system. Erbium-doped fiber ntau lasers thiab ytterbium-doped Raman fiber ntau lasers muaj cov kev cai rau kev kho qhov muag coherence tomography: me me thiab compact, robust, pheej yig, kuj muaj zog, thiab siab daws teeb meem tsis muaj kho qhov muag kho qhov muag. High-power Erbium-doped fiber ntau lasers thiab Thulium-doped fiber ntau lasers yog zoo haum rau kev kho mob thiab phais daim ntawv thov. Cov kws tshawb fawb pom tias laser tsis tuaj yeem txiav sai thiab coagulate cov ntaub so ntswg, tab sis kuj muaj hemostatic muaj nuj nqi nyob rau hauv lub wavelength ntawm 1.94 microns. Thiab ua tsaug rau qhov zoo ntawm cov nqaj zoo ntawm fiber ntau lasers, kev phais yog ua nrog siab precision.

Nyob rau hauv lub tshav pob ntawm tej thaj chaw deb sensing, cov zis wavelength ntawm nruab nrab-infrared fiber ntau lasers xws li erbium-doped fiber ntau lasers thiab thulium-doped fiber ntau lasers nyob rau hauv lub atmospheric qhov rais, uas yuav kis tau los ntawm cov huab cua nrog tsawg poob. Tshwj xeeb, thulium-doped fiber ntau lasers yooj yim dua kom tau txais lub zog tso zis ntau hauv qhov muag-kev nyab xeeb band, thiab muaj qhov zoo dua hauv lub zog amplification. Lwm qhov zoo ntawm fiber ntau lasers yog tias lawv yog cov compact thiab portable, uas yuav pab txo cov load ntawm aviation los yog aerospace tsheb.

Hauv kev ua haujlwm ntawm kev tiv thaiv hauv tebchaws thiab kev ua tub rog, lasers tau siv dav hauv kev tshawb nrhiav radar, kev sib txuas lus ruaj ntseg, kev taw qhia, thiab kev tua. Txij li thaum yug los ntawm fiber ntau laser, nws tau los ua ib tug nrov neeg sib tw lub teeb qhov chaw rau lub tiam tshiab ntawm laser riam phom vim nws tshwj xeeb zoo. Lub siab beam zoo ntawm fiber ntau laser yog tshwj xeeb tshaj yog haum rau kev sib kis mus ntev ntawm lub zog seedlings. Piv nrog rau lwm qhov chaw teeb pom kev zoo, nws qhov me me yog qhov tsim nyog rau kev txav mus los ntawm lub platform thiab txhim kho kev yoog raws thiab muaj sia nyob ntawm kev sib ntaus sib tua. Ntawm kev sib ntaus sib tua hauv Afghanistan, SPATA's "Zeus" laser mine-sweeping system tau ua haujlwm mine-sweeping. Txij li xyoo 2009, US Navy tau rov siv fiber ntau laser tshuab los rhuav tshem cov tsheb tsis muaj neeg tsav dav hlau, cov phom loj, thiab cov nkoj me me, thiab nws tau raug ntsia rau ntawm cov nkoj loj hauv xyoo 2014. Xyoo 2012, Rheinmetall, German tiv thaiv caj npab, tau pib dual- tube laser system nrog lub zog tso zis ntawm 50 kW, uas cuam tshuam thiab rhuav tshem cov hom phiaj xws li drones thiab phom loj hauv kev sim ua qauv qhia.

Laser riam phom

Laser riam phom yog ib hom riam phom tshiab uas tab tom txhim kho sai. Laser riam phom emit high-zog laser lub teeb rau lub hom phiaj nto ntawm lub teeb ceev, thiab ua rau cov khoom tseem ceeb xws li photoelectric nrhiav pom, navigation thiab kev taw qhia, los yog ua rau lub hom phiaj "dhuav, dig muag", los yog hlawv los ntawm lub plhaub ntawm lub tsheb. mus tua nws, los yog detonate cov roj kom nws tawg nyob rau hauv cov huab cua, thiab cov hauj lwm puas yuav ua kom tiav nyob rau hauv ib tug luv luv lub sij hawm. Txij li thaum yug los ntawm riam phom laser, nws txoj kev loj hlob tau ntsib ntau yam nce thiab nqis. Kev loj hlob ntawm cov khoom lag luam laser thev naus laus zis xws li fiber ntau lasers tau txhaj tshuaj tshiab rau hauv kev tsim cov riam phom laser thiab tau dhau los ua qhov kev tshawb fawb ntawm cov tub rog loj. Tam sim no, Tebchaws Asmeskas, Tebchaws Askiv, Russia, Lub Tebchaws Yelemees, Is Nrias teb thiab lwm lub tebchaws tau tsim txhua yam kev tsim riam phom laser thiab ua cov kev sim cuam tshuam. Nws tsuas yog nyob ib ncig ntawm lub ces kaum uas cov riam phom laser yuav nkag mus rau hauv kev sib ntaus sib tua.

Fiber laser technology sawv cev rau txoj kev loj hlob ntawm lub zog siab thiab siab brightness laser. Nws organically integrates waveguide fiber ntau technology thiab semiconductor laser siv tshuab. Lub zog hluav taws xob fiber ntau laser nrog optical fiber ntau raws li cov cab kuj yuav tsum tau ua kom tau raws li qhov xav tau ceev kom muaj zog thiab ua haujlwm siab lasers nyob rau hauv cov teb ntawm advanced laser manufacturing thiab tub rog tiv thaiv yav tom ntej. Nws yog ib qho kev siv thev naus laus zis uas muaj qhov tseem ceeb tshaj plaws rau kev lag luam hauv teb chaws thiab kev ruaj ntseg hauv teb chaws. High-power fiber lasers kuj tau pom zoo rau daim ntawv thov muaj peev xwm hauv kev tshawb nrhiav lub zog, cov cuab yeej tshawb fawb loj, chaw tshawb fawb, kev tshawb fawb ib puag ncig thiab lwm yam, thiab yuav dhau los ua cov cuab yeej muaj zog rau tib neeg kom nkag siab thiab hloov pauv lub ntiaj teb.

Cov ntaub ntawv tiv tauj:

Yog tias koj muaj lus nug, thov hu rau peb. Txawm peb cov neeg muas zaub nyob qhov twg thiab peb cov kev xav tau yog dab tsi, peb yuav ua raws li peb lub hom phiaj los muab peb cov neeg siv khoom zoo, tus nqi qis, thiab kev pabcuam zoo tshaj plaws.