Kuchenesa neLaser: Maitiro, Hunhu & Mashandisirwo
Ruzivo rweMashandisirwo
Mumaindasitiri nedzimwe nzvimbo, nzira dzechinyakare dzekuchenesa dzakadai sekuchenesa makemikari uye kukuya nemidziyo dzagara dzichishandiswa. Kuchenesa makemikari kunowanzo gadzira huwandu hwakawanda hwemarara emakemikari, zvichikonzera kusvibiswa kwezvakatipoteredza, uye zvinogona kukonzera njodzi yengura kune zvimwe zvikamu zvine hungwaru. Kunyangwe kukuya nemidziyo kuchigona kubvisa tsvina pamusoro, kunogona kukuvadza substrate, kunoita mhedzisiro yakaipa pakugadzirisa zvikamu zvine hunhu hwakaoma, kunokonzera kusvibiswa kweguruva kunotyisidzira hutano hwevashandi, uye kunonetseka kusangana nezvinodiwa zvekuchenesa zvakanyatsonaka.
Nekukurumidza kukura kwemaindasitiri ekugadzira zvinhu zvepamusoro-soro akadai sendege, ngarava dzekufambisa vanhu nechitima, uye ngarava dzemugungwa, zvinodiwa pakuchenesa zvinhu zvave kuramba zvichioma. Hunhu hwepamusoro pezvinhu zvikuru uye zvakaoma—zvakadai semhepo inopinzwa muinjini dzendege, ngarava dzinomhanya, uye mavharo engarava—hunokanganisa zvakananga mashandiro ezvigadzirwa uye hupenyu hwebasa razvo. Zvinhu izvi hazvingori chete nehukuru hwakakura uye maumbirwo akaomarara asiwo zvinoda kunyatsochenesa kwakanyanya, kushanda zvakanaka, uye kunaka kwenzvimbo. Nzira dzechinyakare dzekuchenesa hadzichakwanisi kusangana nezvinodiwa zvekugadzirwa kwemazuva ano.
Zvichienderana nekukura kweruzivo rwezvekuchengetedzwa kwezvakatipoteredza pasi rose, indasitiri yekugadzira zvinhu iri kutarisana nekumanikidzwa kuderedza kusvibiswa kwemhepo uye kushandiswa kwezviwanikwa. Senzira yekuchenesa zvinhu zvakasvibira, kuchenesa nelaser kune zvakanakira zvinosanganisira kusasvibiswa nemakemikari, kushandiswa kwesimba shoma, uye kuchenesa pasina kubata vanhu. Kunogadzirisa matambudziko ezvakatipoteredza anokonzerwa nenzira dzechinyakare, kunoenderana nehurongwa hwekusimudzira nharaunda, uye kwave nekuwedzera kukuru kwekushandiswa kwezvishandiso munzvimbo dzakasiyana siyana.
Tekinoroji Yekuchenesa NeLaser: Mechanism
Kuchenesa neLaser tekinoroji inoshandisa malaser beams ane simba rakawanda kuti ibatane nezvinhu zviri pamusoro, zvichiita kuti tsvina kana machira abve kana kuora kubva pasi pevhu, zvichiita kuti kucheneswe. Maitiro ekuchenesa neLaser anosanganisira nzira dzakasiyana-siyana dzemuviri, dzakadai sekudzikisa kupisa, kudedera kwestress, kuwedzera kupisa, kupwanya, kuputika kwechikamu, kumanikidzwa kwekubuda kwemvura, uye kuvhunduka kweplasma. Nzira idzi dzinoshanda pamwe chete kuparadzanisa chinangwa chekuchenesa kubva pasi pevhu kuti kucheneswe zvinobudirira. Zvichibva panzira yekuchenesa, kuchenesa neLaser kunogona kukamurwa kuita dry laser cleaning, wet laser cleaning, uyekuchenesa kwemafungu ekurova ne laser.
Kuchenesa NeLaser Yakaoma
Kuchenesa nelaser yakaoma ndiyo nzira inonyanya kushandiswa pakuchenesa nelaser. Inoshandisa laser beams kupenya zvakananga pamusoro pe substrate, zvichikonzera kuwedzera kwekupisa kwe substrate kuti ikunde masimba evan der Waals uye ibvise tsvina.
- Kusimba kweLaser: Kuchinja kukuru muhuwandu hwesimba relaser kunokanganisa mhedzisiro yekuchenesa. Kana simba rakaderera, kupwanyika kwemvura uye kuputika kwechikamu zvinotonga; kana simba rakawanda, kumanikidzwa kwekupwanyika kwemvura uye mhedzisiro yekuvhunduka zvine basawo. Simba rakawanda kwazvo rinogona kukonzera matambudziko ane chekuita neplasma. Kuchenesa kunowanzoitwa kana simba rakaderera kudzivirira substrate.
- Kureba kwewavelength kweLaser: Kureba kwewavelength kwakabatana nekubatana kwesimba rezvinhu. Kureba kwewavelength kupfupi kunodzorwa nekubvisa kwe photochemical, nepo kureba kwewavelength kuchidzorwa nekubvisa kwe photothermal. Kureba kwewavelength kunokanganisawo masimba nekugoverwa kwetembiricha pakati pezvikamu ne substrate, nokudaro zvichikanganisa simba rekuchenesa uye kushanda zvakanaka, nemhedzisiro dzakasiyana pazvinhu zvakasiyana.
- Upamhi hwepulse: Mapfupa mapfupi neakareba ane nzira dzakasiyana dzekuchenesa. Mapfupa marefu ane mhedzisiro yakasimba yekubvisa asi kusasarudza zvakanaka; mapfupa mapfupi anogona kugadzira tembiricha yepamusoro uye mafungu ekuvhunduka kubvisa tsvina isina kukuvara kwakanyanya. Mapfupa elaser anomhanya zvakanyanya anoshanda pa "ablation inotonhora".
- Kona yezviitiko: Kupenya kwakatwasuka kunoita kuti zvinhu zvine tsvina zvivhare laser; kupenya kwakatwasuka kunoita kuti kuchenesa kushande zvakanaka.
Kuchenesa NeLaser Yakanyorova
Kuchenesa nelaser yakanyorova kunoitwa nerubatsiro rwemafirimu emvura. Firimu remvura rinoiswa pamusoro pechinhu chebasa chinofanira kucheneswa, uye kupiswa nelaser zvakananga kunokurumidza kupisa mvura yacho, zvichiita kuti pave nesimba rakasimba rekubvisa tsvina pamusoro pechinhu chacho.
Kuchenesa Mafungu Emagetsi NeLaser
Kuchenesa mafungu eLaser kunopatsanurwa muzvikamu zviviri: kuchenesa mafungu eLaser shock wave neHybrid laser shock wave cleaning. Mukuchenesa mafungu eLaser shock wave neHybrid laser, laser focus inogadzira plasma kuti irove zvidimbu, ichidzivirira kukuvara kubva mukupiswa nemwaranzi zvakananga asi ichisiya nzvimbo dzisingaonekwe—izvi zvinogona kuvandudzwa nekugadzirisa kona yechiitiko kana kushandisa dual-beam cleansing. Hybrid laser shock wave kuchenesa kunosanganisira nzira dzekupisa dzinobatsirwa nemhepo, dziri pasi pemvura, uye dzakanyorova. Inoshandisa mhedzisiro ine chekuita nemvura kubvisa tsvina, iyo ine chekuita nechimiro chemvura senge density, uye ine mashandisirwo akakura ane mabhenefiti akakosha.
Mashandisirwo
Mudenga: Mafirimu eOxide paTitanium Alloy Air Intakes
Kuchenesa nelaser yeNanosecond pulse kunoita kuti pave nemigumisiro yakanaka mukubvisa ma oxide films kubva panzvimbo dzinopinda mhepo yetitanium alloy. Kupisa kwayo kushoma kunodzivirira oxidation ye substrate, zvichiita kuti ive nzira yakanaka yekuchenesa.
- Nzira yekuchenesa netsvina: Kubvisa simbi mumafuta ndiyo nzira huru. Kana simba relaser rikashanda pafirimu re oxide, pamusoro payo panobva patora simba rakawanda, zvichichinja nzira yekubvisa simbi zvichibva pasimba resimba uye zvichigadzira mamiriro akasiyana-siyana epamusoro. Pasimba rakaderera, firimu re oxide rinobviswa zvishoma nenzvimbo dzakanyungudutswa zvishoma; pasimba riri pakati nepakati, firimu re oxide rinobviswa zvachose nekukuvadzwa kushoma; pasimba rakawanda, kunyangwe firimu re oxide richibviswa, kukuvadzwa kukuru kunoitika, zvichigadzira zvivakwa zvakaita se ridge.
- Nzira yekuchenesa yakanyorova: Kana simba rakawanda riine simba shoma, nzira huru ndeye mafungu ekudengenyeka anokonzerwa nelaser; kana simba rakawanda riine simba rakawanda, kupisa kwakanyanya uye kuputika kwechikamu chimwe chete ndizvo zvinonyanya kukosha. Panguva yekuchenesa, kutonhora nekukurumidza uye kupisa kwe titanium alloy kunoumba martensitic titanium alloy. Kana simba rakawanda rasvika pamutengo wakatarwa, pamusoro pacho panobva pashanduka kuita nzvimbo yakaburitswa, izvo zvakakosha zvikuru pakushandiswa kwetitanium alloy zvinhu zvinotevera.
Njanji Yekumhanya Kwakakwirira: Pendi paMiviri Yemotokari yeAluminium Alloy
Ukobvu hwependi uye nzira dzekuchenesa: Pakuchenesa pendi pamotokari dzinomhanya dzearuminiyamu, nzira dzakakodzera dzekuchenesa nelaser dzinosiyana zvichienderana neruvara rwependi uye ukobvu hwayo.
- Pendi yakatetepa (ukobvu ≤ 40μm): Manyuko echiedza cheLaser ane marefu emvura asinganyanyi kupinza pendi anowana mhedzisiro iri nani kuburikidza nekupisa.
- Pendi gobvu: Zvinodiwa kuti pave nechiedza cheLaser chine marefu emvura anosvika pakupinza pendi zvakanyanya, uchishandisa nzira yekubvisa pendi.
- Kubvisa pendi tsvuku: Nzira huru yekubvisa pendi tsvuku ndeyekudedera. Panguva yekuchenesa, simba relaser rinopinda mu substrate, uye kushushikana kwekupisa kunokonzerwa nekuwedzera kwekushisa kwe substrate kunoita kuti pendi ibve. Pendi yese inogona kubviswa, zvichisiya chimiro chakasununguka chakaita senetwork chependi yakasara pamusoro pealuminium alloy.
- Kubviswa kwependi yebhuruu: Nekushandisa simba relaser rimwe chete, pendi yebhuruu inosvika pakupisa kwakanyanya kupfuura pendi tsvuku asi inokonzera kushushikana kwakaderera kwekupisa kwepasi pevhu. Kana tembiricha yependi yasvika pakufashaira, inobviswa kuburikidza nekubuda kwemvura, pamwe chete nenzira dzakabatana dzakadai sekubvisa ganda, kupisa, uye plasma shock.
Ngarava dzemuMarine: Ngura paNzvimbo dzeSimbi Dzakasimba
- Kuchenesa ngura nechando: Nzira huru yekubvisa ngura nechando panguva yekuchenesa ngura nechando pamatanda esimbi ane simba rakawanda ndeyekupfungaira kwefirimu re oxide kana simba rasvika. Simba rekudzikira rinogadzirwa panguva yekupfungaira kwema oxide epamusoro rinobatsira kubvisa mafirimu e oxide akakora.
- Kubvisa ngura nelaser uchishandisa firimu remvura: Nzira huru ndeyekuputika kwemadonhwe emvura panguva yekunwa simba, zvichigadzira masimba ekubvisa ngura. Kufashaira kwefirimu remvura kunosimudzira simba rekubvisa ngura, zvichiita kuti ngura ibviswe zviri nani asi zvichinetsa kubvisa maoxide akadzika. Nzira dzakasiyana dzekubvisa ngura dzinokanganisa kufamba kwesimbi yakanyungudutswa pamusoro: kusundidzira kwechikamu chechikamu kubva pakuputika kwechikamu kunokurudzira kuyerera kwesimbi yakanyungudutswa kuti ive pamusoro wakatsetseka, nepo oxygen vaporization ichidzivisa simbi yakanyungudutswa kuzadza makomba.
Nzvimbo yeMarine: Zvipembenene zveMarine paAluminium Alloy Surfaces
- Magadzirirwo eLaser uye mhedzisiro yekuchenesa: MaLaser ane upamhi hwakatetepa hwepulse uye simba repamusoro-soro anowana mhedzisiro yakanaka yekuchenesa tupukanana twemugungwa pamusoro pealuminium alloy.
- Maitiro ekubvisa tupukanana: Maitiro ekubvisa tupukanana nelaser e extracellular polymeric substance (EPS) layer uye barnacle substrates ndeye ablation vaporization uye shock wave stripping, zvichiteerana. Cheni imwe chete yema micromolecules e microbial inotyoka panguva yekunyudzwa kwe multiphoton, ichiora kuita maatomu akawanda. Pasi pekushanda pamwe chete kwe plasma shock uye ablation mechanisms, tupukanana twemugungwa tinobviswa zvinobudirira.
- Kune zvinhu zvipenyu zvakaita sependi nezvipembenene zvemugungwa: Pakuwanda kwesimba remagetsi nelaser, mhedzisiro ye photochemical inotyora zvisungo zvemakemikari, zvichikonzera kuora, kuchinja ruvara, kana kurasikirwa nebasa. Sezvo kuwanda kwesimba kuchiwedzera, zviitiko zvakaita sekubviswa kwesimba, kupiswa kwemhepo, moto unobvira, uye plasma shock zvinoitika. Kune zvinhu zvisina kugadzirwa zvakaita semafirimu e oxide nengura: Hapana shanduko dzinoitika pakuvanda kwesimba kushoma; kubviswa kwesimba nekuputika kwemhepo zvinoonekwa sezvo simba richiwedzera.
-
Kuchenesa Neraser Yetsika Yetsika
Malaser anoputika anoita basa rakakosha mukuchengetedza nhaka yetsika, achizadzisa zvinodiwa zvekuchenesa zvinhu zvetsika zvisingaparadzi uye nemazvo zvakadai sematombo, mapepa, uye zvinhu zvesimbi.
Nguva yekutumira: Mbudzi-18-2025
