Kukula ndi kugwiritsa ntchito gawo lozizira la thermoelectric, gawo la TEC, cooler ya peltier m'munda wa optoelectronics
Thermoelectric Cooler, thermoelectric module,peltier module (TEC) imakhala ndi gawo lofunikira kwambiri pazinthu za optoelectronic ndi zabwino zake zapadera. Zotsatirazi ndikuwunika momwe zimagwiritsidwira ntchito pazinthu za optoelectronic:
I. Minda Yogwiritsira Ntchito Koyambira ndi Njira Yogwirira Ntchito
1. Kuwongolera kolondola kwa kutentha kwa laser
• Zofunikira zazikulu: Ma lasers onse a semiconductor (LDS), magwero a pampu a fiber laser, ndi makristalo a laser olimba amakhudzidwa kwambiri ndi kutentha. Kusintha kwa kutentha kungayambitse:
• Wavelength drift: Imakhudza kulondola kwa kutalika kwa kuyankhulana (monga mu machitidwe a DWDM) kapena kukhazikika kwazinthu zopangira zinthu.
• Kusinthasintha kwa mphamvu zotulutsa: Kumachepetsa kusasinthasintha kwa makina otulutsa.
• Kusintha kwaposachedwa: Kumachepetsa mphamvu ndikuwonjezera kugwiritsa ntchito mphamvu.
• Kufupikitsa moyo: Kutentha kwambiri kumapangitsa kuti zipangizo zisamakalamba.
• TEC module, thermoelectric module function: Kupyolera mu njira yotsekera kutentha kwa kutentha (kutentha kwa sensor + controller + TEC module, TE cooler), kutentha kwa opaleshoni ya laser chip kapena module kumakhazikika pa malo abwino kwambiri (kawirikawiri 25 ° C ± 0.1 ° C kapena ngakhale kulondola kwambiri), kuonetsetsa kukhazikika kwa kutalika kwa mafunde, kutulutsa mphamvu kwa nthawi zonse, kutulutsa mphamvu kwa nthawi zonse, kutulutsa mphamvu nthawi zonse, kutulutsa mphamvu nthawi zonse, kutulutsa mphamvu nthawi zonse, kutulutsa mphamvu zambiri komanso moyo wautali. Ichi ndiye chitsimikizo chofunikira pamagawo monga kulumikizana ndi kuwala, kukonza kwa laser, ndi ma laser azachipatala.
2. Kuzizira kwa photodetectors / infrared detectors
• Zofunikira zazikulu:
• Chepetsani mdima wakuda: Miyendo ya infrared focal plane arrays (IRFPA) monga ma photodiodes (makamaka InGaAs detectors omwe amagwiritsidwa ntchito pafupi ndi infrared communication), avalanche photodiodes (APD), ndi mercury cadmium telluride (HgCdTe) ali ndi mafunde akuluakulu amdima pa kutentha kwa chipinda, kuchepetsa kwambiri kukhudzidwa kwa signal-to-noise (SNR).
• Kuponderezedwa kwa phokoso la kutentha: Phokoso la kutentha kwa detector palokha ndilo chinthu chachikulu chomwe chimachepetsa malire ozindikira (monga zizindikiro zofooka za kuwala ndi kujambula mtunda wautali).
• Thermoelectric cooling module,Peltier module (peltier element) ntchito: Cool detector chip kapena phukusi lonse ku kutentha kozungulira (monga -40°C kapena kutsika). Kuchepetsa kwambiri phokoso lakuda komanso lotentha, ndikuwongolera kwambiri kukhudzidwa, kuchuluka kwa kuzindikira komanso mawonekedwe a chipangizocho. Ndikofunikira kwambiri pazithunzi zotentha kwambiri za infrared, zida zowonera usiku, ma spectrometer, ndi zowunikira za quantum single-photon.
3. Kuwongolera kutentha kwa machitidwe olondola owoneka bwino ndi zigawo zake
• Zofunikira zazikulu: Zigawo zazikulu pa nsanja ya kuwala (monga fiber Bragg gratings, zosefera, interferometers, magulu a lens, masensa a CCD / CMOS) amakhudzidwa ndi kuwonjezereka kwa kutentha ndi kutentha kwa refractive index coefficients. Kusintha kwa kutentha kungapangitse kusintha kwa kutalika kwa njira ya kuwala, kusuntha kwa kutalika kwa kutalika, ndi kusintha kwa kutalika kwa mawonekedwe pakati pa fyuluta, zomwe zimabweretsa kuwonongeka kwa machitidwe (monga kulingalira kosawoneka bwino, njira yolakwika ya kuwala, ndi zolakwika za muyeso).
• gawo la TEC, gawo lozizira la thermoelectric Ntchito:
• Kuwongolera kutentha kwamphamvu: Zigawo zazikulu za kuwala zimayikidwa pagawo lapamwamba la matenthedwe, ndipo gawo la TEC(peltier cooler,peltier device),chipangizo chamagetsi cha thermoelectric chimayang'anira bwino kutentha (kusunga kutentha kosasintha kapena kutentha kwapadera).
• Kutentha kwa homogenization: Chotsani kusiyana kwa kutentha kwapakati pa zipangizo kapena pakati pa zigawo kuti mutsimikizire kukhazikika kwa kutentha kwa dongosolo.
• Kuthana ndi kusinthasintha kwa chilengedwe: Lipirani mphamvu ya kusintha kwa kutentha kwa chilengedwe panjira yolondola yamkati. Amagwiritsidwa ntchito kwambiri pama spectrometer olondola kwambiri, makina owonera zakuthambo, makina ojambula zithunzi, maikulosikopu apamwamba kwambiri, makina owonera ma fiber owoneka bwino, ndi zina zambiri.
4. Kukhathamiritsa kwa magwiridwe antchito ndi kukulitsa moyo wa ma LED
• Zofunikira zazikulu: Ma LED amphamvu kwambiri (makamaka kuwonetsera, kuyatsa, ndi machiritso a UV) amatulutsa kutentha kwakukulu panthawi yogwira ntchito. Kuwonjezeka kwa kutentha kwapakati kungayambitse:
• Kuchepa kwa kuwala kowala: Mphamvu ya kutembenuka kwa electro-optical imachepetsedwa.
• Kusintha kwa kutalika kwa mawonekedwe: Kumakhudza kusasinthasintha kwa mitundu (monga RGB projection).
• Kuchepetsa kwambiri moyo wa moyo: Kutentha kwapakati ndi chinthu chofunikira kwambiri chomwe chimakhudza moyo wa ma LED (motsatira chitsanzo cha Arrhenius).
• Ma module a TEC, thermoelectric coolers, thermoelectric modules Ntchito: Kwa mapulogalamu a LED omwe ali ndi mphamvu zapamwamba kwambiri kapena zofunikira zowongolera kutentha (monga magwero ena owunikira ndi magwero asayansi amtundu wa kuwala), gawo la thermoelectric, gawo lozizira la thermoelectric, chipangizo cha peltier, chinthu cha peltier chingapereke mphamvu zoziziritsa zamphamvu kwambiri komanso zolondola kwambiri kuposa momwe zimakhalira kutentha kwanthawi yayitali, kutentha kwapamtunda kwa LED. kutulutsa kowala, mawonekedwe okhazikika komanso moyo wautali wautali.
Ii. Kufotokozera Mwatsatanetsatane Ubwino Wosasinthika wa TEC modules thermoelectric modules thermoelectric devices (peltier coolers) mu Opto electronic Applications
1. Kuthekera koyenera kuwongolera kutentha: Imatha kukwaniritsa kutentha kokhazikika ndi ± 0.01 ° C kapena kupitilira apo, kupitilira njira zoziziritsira kutentha kapena zogwira ntchito monga kuziziritsa kwa mpweya ndi kuzizira kwamadzimadzi, kukwaniritsa zofunikira zowongolera kutentha kwa zida za optoelectronic.
2. Palibe magawo osuntha komanso opanda refrigerant: Kugwira ntchito mokhazikika, palibe kusokoneza kwa kompresa kapena kugwedezeka kwa fan, palibe chiwopsezo cha kutayikira kwa refrigerant, kudalirika kwambiri, kusamalidwa bwino, koyenera malo apadera monga vacuum ndi malo.
3. Kuyankha mofulumira ndi kusinthika: Mwa kusintha njira yamakono, njira yoziziritsira / kutentha imatha kusinthidwa nthawi yomweyo, ndi liwiro lachangu (mu milliseconds). Ndizoyenera kwambiri kuthana ndi kutenthedwa kwakanthawi kochepa kapena ntchito zomwe zimafuna kuyendetsa njinga moyenera (monga kuyesa zida).
4. Miniaturization ndi kusinthasintha: Mapangidwe ang'onoang'ono (millimeter-level makulidwe), kuchulukitsidwa kwamphamvu kwamphamvu, ndipo amatha kuphatikizidwa mosavuta muzitsulo za chip-level, module-level kapena system-level, zomwe zimagwirizana ndi mapangidwe a zinthu zosiyanasiyana za optoelectronic.
5. Kuwongolera kutentha kwamaloko: Kumatha kuziziritsa ndendende kapena kutenthetsa malo otentha osaziziritsa makina onse, zomwe zimapangitsa kuti pakhale chiŵerengero champhamvu champhamvu champhamvu komanso kapangidwe kake kosavuta.
Iii. Milandu Yogwiritsa Ntchito ndi Njira Zachitukuko
• Optical modules: Micro TEC module (micro thermoelectric cooling module, thermoelectric cooling module cooling DFB/EML lasers amagwiritsidwa ntchito kwambiri mu 10G/25G/100G/400G ndi ma module apamwamba a pluble Optical modules (SFP +, QSFP-DD, OSFP) kuonetsetsa kuti mawonekedwe amtundu wa diso ndi kufalikira kwanthawi yayitali.
• LiDAR: Magetsi a Edge-emitting kapena VCSEL laser magetsi mu magalimoto ndi mafakitale LiDAR amafuna ma TEC modules thermoelectric cooling modules, thermoelectric coolers, ma peltier modules kuti atsimikizire kukhazikika kwa pulse ndi kulondola kwapakati, makamaka pazochitika zomwe zimafuna mtunda wautali ndi kuzindikira kwapamwamba.
• Chithunzi chotenthetsera cha infrared: Thermoelectric focal focal plane array (UFPA) yapamwamba kwambiri yokhazikika pa kutentha kwa ntchito (nthawi zambiri ~ 32 ° C) kupyolera mu magawo amodzi kapena angapo a TEC module thermoelectric cooling module, kuchepetsa kutentha kwa phokoso; Refrigerated medium-wave/long-wave infrared detectors (MCT, InSb) amafuna kuzizira kwambiri (-196 ° C amapindula ndi Stirling firiji, koma mu ntchito miniaturized, TEC module thermoelectric module, peltier module ingagwiritsidwe ntchito pozizira kapena kutentha kwachiwiri).
• Kuzindikira kwachilengedwe cha fluorescence/Raman spectrometer: Kuziziritsa kamera ya CCD/CMOS kapena chubu cha photomultiplier (PMT) kumawonjezera kwambiri malire odziŵika ndi mtundu wa zithunzi za ma siginecha ofooka a fulorosenti/Raman.
• Kuyesera kwa Quantum Optical: Perekani malo otsika kutentha kwa zowunikira za photon imodzi (monga superconducting nanowire SNSPD, yomwe imafuna kutentha kochepa kwambiri, koma Si/InGaAs APD nthawi zambiri imaziziritsidwa ndi TEC Module, thermoelectric cooling module, thermoelectric module, TE cooler) ndi magwero ena a quantum kuwala.
• Njira yachitukuko: Kafukufuku ndi chitukuko cha gawo lozizira la thermoelectric, chipangizo cha thermoelectric, gawo la TEC lokhala ndi mphamvu zambiri (kuwonjezeka kwa mtengo wa ZT), mtengo wotsika, kukula kochepa komanso mphamvu yozizirira bwino; Kuphatikizika kwambiri ndi matekinoloje apamwamba oyika (monga 3D IC, Co-Packaged Optics); Ma aligorivimu anzeru owongolera kutentha amawongolera bwino mphamvu.
Ma modules ozizira a thermoelectric, thermoelectric coolers, thermoelectric modules, peltier elements, peltier zipangizo zakhala zigawo zazikulu zoyendetsera kutentha kwa zinthu zamakono zamakono za optoelectronic. Kuwongolera kutentha kwake, kudalirika kwa dziko, kuyankha mofulumira, ndi kukula kochepa ndi kusinthasintha kumathetsa bwino zovuta zazikulu monga kukhazikika kwa laser wavelengths, kusintha kwa detector sensitivity, kuponderezedwa kwa kutentha kwa matenthedwe mu makina opangira magetsi, komanso kukonza mphamvu za LED. Pamene ukadaulo wa optoelectronic ukupita ku magwiridwe antchito apamwamba, kukula kwakung'ono komanso kugwiritsa ntchito mokulirapo, TECmodule, gawo lozizira kwambiri, gawo la peltier lipitiliza kuchita ntchito yosasinthika, ndipo ukadaulo wake nawonso umapanganso zatsopano kuti zikwaniritse zofunika kwambiri.
Nthawi yotumiza: Jun-03-2025
