Nts'etsopele le ts'ebeliso ea mojule oa ho pholisa oa thermoelectric, mojule oa TEC, le cooler ea peltier lefapheng la optoelectronics

Nts'etsopele le ts'ebeliso ea mojule oa ho pholisa oa thermoelectric, mojule oa TEC, le cooler ea peltier lefapheng la optoelectronics

Thermoelectric Cooler, thermoelectric module, peltier module (TEC) e bapala karolo ea bohlokoa haholo lefapheng la lihlahisoa tsa optoelectronic ka melemo ea eona e ikhethang. Se latelang ke tlhahlobo ea ts'ebeliso ea eona e pharaletseng lihlahisoa tsa optoelectronic:

I. Masimo a Motheo a Kopo le Mokhoa oa Ketso

1. Taolo e nepahetseng ea mocheso oa laser

• Litlhoko tsa bohlokoa: Li-laser tsohle tsa semiconductor (LDS), mehloli ea pompo ea laser ea faeba, le likristale tsa laser tse tiileng li na le kutloelo-bohloko haholo mochesong. Liphetoho tsa mocheso li ka lebisa ho:

• Ho kheloha ha bolelele ba maqhubu: Ho ama ho nepahala ha bolelele ba maqhubu a puisano (joalo ka lits'ebetsong tsa DWDM) kapa botsitso ba ts'ebetso ea thepa.

• Phetoho ea matla a tlhahiso: E fokotsa ho tsitsa ha tlhahiso ea sistimi.

• Phapang ya hona jwale ya threshold: E fokotsa bokgoni mme e eketsa tshebediso ya matla.

• Nako e khutsufalitsoeng ea bophelo: Mocheso o phahameng o potlakisa botsofali ba lisebelisoa.

• Mojule wa TEC, mosebetsi wa mojule wa thermoelectric: Ka sistimi ya taolo ya mocheso o kwalletsweng (sensor ya mocheso + molaoli + mojule wa TEC, TE cooler), mocheso o sebetsang wa chip ya laser kapa mojule o tsitsiswa sebakeng se nepahetseng (hangata 25°C±0.1°C kapa ho nepahala ho hoholo), ho netefatsa botsitso ba bolelele ba maqhubu, tlhahiso ya matla e sa kgaotseng, bokgoni bo boholo le nako e telele ya bophelo. Ena ke tiisetso ya motheo bakeng sa masimo a kang puisano ya optical, ts'ebetso ya laser, le laser ya bongaka.

2. Ho pholisa li-photodetector/li-infrared detector

• Litlhoko tsa Bohlokoa:

• Fokotsa motlakase o lefifi: Di-infrared focal plane arrays (IRFPA) tse kang di-photodiode (haholo-holo di-detector tsa InGaAs tse sebediswang puisanong e haufi le infrared), di-avalanche photodiode (APD), le mercury cadmium telluride (HgCdTe) di na le maqhubu a lefifi a maholo mochesong wa kamore, e leng se fokotsang haholo karolelano ya signal-to-noise (SNR) le kutlwisiso ya ho lemoha.

• Ho thibela lerata la mocheso: Lerata la mocheso la sesebelisoa sa ho lemoha ka bosona ke lona lebaka le ka sehloohong le fokotsang moedi wa ho lemoha (jwalo ka matshwao a fokolang a lesedi le ditshwantsho tsa sebaka se selelele).

• Mojule wa ho phodisa wa thermoelectric, mosebetsi wa mojule wa Peltier (element ya peltier): Phodisa chip ya detector kapa sephutheloana sohle ho dithempereichara tse ka tlase ho maemo a lehodimo (jwalo ka -40°C kapa esita le ka tlase ho moo). Fokotsa lerata la maqhubu a lefifi le mocheso ka ho hlaka, mme e ntlafatse haholo kutlwisiso, sekgahla sa ho lemoha le boleng ba ho nka ditshwantsho ba sesebediswa. E bohlokwa haholo bakeng sa difoto tsa infrared thermal tse sebetsang hantle, disebediswa tsa pono ya bosiu, di-spectrometer, le di-detector tsa quantum communication single-photon.

3. Taolo ea mocheso ea litsamaiso le likarolo tse nepahetseng tsa mahlo

• Litlhoko tsa bohlokoa: Likarolo tsa bohlokoa sethaleng sa optical (tse kang li-grating tsa faeba tsa Bragg, li-filter, li-interferometer, lihlopha tsa lense, li-sensor tsa CCD/CMOS) li na le kutloelo-bohloko katolosong ea mocheso le li-coefficients tsa mocheso oa index ea refractive. Liphetoho tsa mocheso li ka baka liphetoho boleleleng ba tsela ea optical, ho kheloha ha bolelele ba focal, le phetoho ea wavelength bohareng ba filthara, e leng se lebisang ho senyeha ha ts'ebetso ea sistimi (joalo ka ho nka litšoantšo tse lerootho, tsela e fosahetseng ea optical, le liphoso tsa tekanyo).

• Mojule oa TEC, mojule oa ho pholisa oa thermoelectric Mosebetsi:

• Taolo ea mocheso o sebetsang: Likarolo tsa bohlokoa tsa optical li kentsoe holim'a substrate e phahameng ea ho tsamaisa mocheso, 'me module ea TEC (peltier cooler, sesebelisoa sa peltier), sesebelisoa sa thermoelectric se laola mocheso ka nepo (ho boloka mocheso o tsitsitseng kapa mothapo o itseng oa mocheso).

• Ho kopanya mocheso: Tlosa phapang ea mocheso ka har'a lisebelisoa kapa lipakeng tsa likarolo ho netefatsa botsitso ba mocheso ba sistimi.

• Khahlanong le ho feto-fetoha ha tikoloho: Ho lefella tšusumetso ea liphetoho tsa mocheso oa tikoloho oa kantle tseleng ea optical ea ka hare. E sebelisoa haholo ho li-spectrometer tse nepahetseng haholo, litheleskoupong tsa linaleli, mechini ea photolithography, li-microscope tsa maemo a holimo, litsamaiso tsa ho lemoha fiber ea optical, jj.

4. Ntlafatso ea ts'ebetso le katoloso ea bophelo ba li-LED

• Litlhoko tsa bohlokoa: Li-LED tse nang le matla a phahameng (haholo-holo bakeng sa ho shebisisa, ho bonesa le ho phekola mahlaseli a kotsi ka mahlaseli a kotsi) li hlahisa mocheso o moholo nakong ea ts'ebetso. Keketseho ea mocheso oa li-junction e tla lebisa ho:

• Ho fokotseha ha bokgoni ba khanya: Bokgoni ba phetoho ya electro-optical bo fokotsehile.

• Phetoho ea bolelele ba maqhubu: E ama botsitso ba 'mala (joalo ka ho hakanya ha RGB).

• Phokotso e potlakileng ea nako ea bophelo: Mocheso oa khohlano ke ntlha ea bohlokoa ka ho fetisisa e amang nako ea bophelo ea li-LED (ho latela mohlala oa Arrhenius).

• Di-module tsa TEC, di-cooler tsa thermoelectric, di-module tsa thermoelectric Mosebetsi: Bakeng sa ditshebediso tsa LED tse nang le matla a hodimo haholo kapa ditlhoko tse thata tsa taolo ya mocheso (jwalo ka mehlodi e itseng ya mabone a ponelopele le mehlodi ya mabone a maemo a saense), mojule wa thermoelectric, mojule wa thermoelectric cooling, sesebediswa sa peltier, karolo ya peltier e ka fana ka bokgoni bo matla le bo nepahetseng ba ho phodisa bo sebetsang ho feta di-heat sinks tsa setso, ho boloka mocheso wa kgokelo ya LED o le ka hara sebaka se bolokehileng le se sebetsang hantle, ho boloka tlhahiso e phahameng ya kganya, spectrum e tsitsitseng le bophelo bo bolelele haholo.

II. Tlhaloso e qaqileng ea Melemo e ke keng ea nkeloa sebaka ea li-module tsa TEC li-module tsa thermoelectric lisebelisoa tsa thermoelectric (li-peltier cooler) ho Lisebelisoa tsa elektroniki tsa Opto

1. Bokhoni ba taolo e nepahetseng ea mocheso: E ka fihlella taolo e tsitsitseng ea mocheso ka ± 0.01°C kapa ho nepahala ho hoholo, e fetang haholo mekhoa ea ho qhala mocheso e sa sebetseng kapa e sebetsang joalo ka ho pholisa moea le ho pholisa metsi, e fihlela litlhoko tse thata tsa taolo ea mocheso oa lisebelisoa tsa optoelectronic.

2. Ha ho na likarolo tse tsamaeang le sehatsetsing: Ts'ebetso ea boemo bo tiileng, ha ho na tšitiso ea compressor kapa ho thothomela ha fene, ha ho na kotsi ea ho lutla ha sehatsetsing, ts'epo e phahameng haholo, ha e hloke tlhokomelo, e loketse libaka tse khethehileng tse kang vacuum le sebaka.

3. Karabelo e potlakileng le ho feto-fetoha ha motlakase: Ka ho fetola tsela eo motlakase o tsamaeang ka yona, mokgwa wa ho phodisa/ho futhumatsa o ka fetolwa hanghang, ka lebelo la karabelo e potlakileng (ka dimilimithara tse mmalwa). E loketse haholo bakeng sa ho sebetsana le meroalo ya mocheso e fetang nako kapa ditshebediso tse hlokang potoloho e nepahetseng ya mocheso (jwalo ka teko ya sesebediswa).

4. Miniaturization le ho tenyetseha: Sebopeho se senyane (botenya ba boemo ba millimeter), matla a mangata, 'me se ka kopanngoa ka mokhoa o tenyetsehang le sephutheloana sa boemo ba chip, boemo ba module kapa boemo ba sistimi, se ikamahanya le moralo oa lihlahisoa tse fapaneng tsa optoelectronic tse nang le sebaka se fokolang.

5. Taolo e nepahetseng ea mocheso sebakeng seo: E ka pholisa kapa ea futhumatsa libaka tse khethehileng tse chesang ntle le ho pholisa sistimi eohle, e leng se fellang ka karolelano e phahameng ea ts'ebetso ea matla le moralo oa sistimi o nolofalitsoeng haholoanyane.

III. Linyeoe tsa Ts'ebeliso le Mekhoa ea Nts'etsopele

• Dimojule tsa Optical: Mojule wa Micro TEC (mojule wa ho phodisa wa micro thermoelectric, di-laser tsa DFB/EML tsa thermoelectric cooling di sebediswa haholo ho dimojule tsa 10G/25G/100G/400G le tsa sekgahla se hodimo sa pluble optical (SFP+, QSFP-DD, OSFP) ho netefatsa boleng ba paterone ya mahlo le sekgahla sa diphoso tsa bit nakong ya phetiso ya hole.

• LiDAR: Mehloli ea leseli la laser e ntšang moedi kapa ea VCSEL ka har'a LiDAR ea likoloi le ea indasteri e hloka li-module tsa TEC tsa thermoelectric cooling modules, thermoelectric coolers, li-module tsa peltier ho netefatsa botsitso ba pulse le ho nepahala ha ho potoloha, haholo-holo maemong a hlokang ho lemohuoa ha sebaka se selelele le qeto e phahameng.

• Setshwantsho sa mocheso wa infrared: Sehlopha sa difofane tse sa phodiswang tsa micro-radiometer focal plane array (UFPA) sa maemo a hodimo se tsitsiswa mochesong o sebetsang (hangata ~32°C) ka mekhahlelo ya mojule wa ho phodisa wa TEC module e le nngwe kapa e mengata, ho fokotsa lerata la ho phaphamala ha mocheso; Di-infrared detectors tse nang le maqhubu a mahareng/maqhubu a malelele (MCT, InSb) tse sehatsetsing di hloka ho phodisa ho tebileng (-196°C di fihlellwa ke dihatsetsi tsa Stirling, empa ditshebedisong tse nyane, mojule wa thermoelectric wa module wa TEC, mojule wa peltier o ka sebediswa bakeng sa taolo ya pele ho phodisa kapa ya bobedi ya mocheso).

• Ho lemoha khanya ea tlhaho/spectrometer ea Raman: Ho pholisa khamera ea CCD/CMOS kapa tube ea photomultiplier (PMT) ho ntlafatsa haholo moeli oa ho lemoha le boleng ba ho nka litšoantšo tsa matšoao a fokolang a khanya ea tlhaho/Raman.

• Liteko tsa optical tsa Quantum: Fana ka tikoloho e tlase mochesong bakeng sa di-detector tsa photon tse le nngwe (tse kang superconducting nanowire SNSPD, e hlokang mocheso o tlase haholo, empa Si/InGaAs APD hangata e phodiswa ke TEC Module, thermoelectric cooling module, thermoelectric module, TE cooler) le mehlodi e itseng ya mabone a quantum.

• Mokhoa oa nts'etsopele: Patlisiso le nts'etsopele ea mojule oa ho pholisa oa thermoelectric, sesebelisoa sa thermoelectric, mojule oa TEC o nang le bokhoni bo phahameng (boleng bo eketsehileng ba ZT), litšenyehelo tse tlase, boholo bo bonyenyane le bokhoni bo matla ba ho pholisa; E kopantsoe haufi-ufi le mahlale a tsoetseng pele a ho paka (joalo ka 3D IC, Co-Packaged Optics); Li-algorithms tse bohlale tsa taolo ea mocheso li ntlafatsa bokhoni ba matla.

Dimojule tsa ho phodisa tsa thermoelectric, di-cooler tsa thermoelectric, dimojule tsa thermoelectric, dielemente tsa peltier, disebediswa tsa peltier e se e le dikarolo tsa mantlha tsa taolo ya mocheso wa dihlahiswa tsa optoelectronic tsa sejwalejwale tse sebetsang hantle. Taolo ya yona e nepahetseng ya mocheso, ho tshepahala ha boemo bo tiileng, karabelo e potlakileng, le boholo bo bonyenyane le ho tenyetseha di sebetsana ka katleho le diphephetso tsa bohlokwa tse kang botsitso ba maqhubu a laser, ntlafatso ya kutlo ya detector, kgatello ya ho tjhesa ha mocheso ditsamaisong tsa optical, le tlhokomelo ya tshebetso ya LED e matla a hodimo. Ha theknoloji ya optoelectronic e ntse e fetoha ho ya tshebetsong e hodimo, boholo bo bonyenyane le tshebediso e pharaletseng, mojule wa TECmodule,peltier cooler,peltier o tla tswela pele ho bapala karolo e ke keng ya nkeloa sebaka, mme theknoloji ya yona ka boyona e ntse e ntlafala kamehla ho fihlela ditlhoko tse ntseng di eketseha tse hlokang thuso.