Ci gaba da amfani da na'urar sanyaya thermoelectric, na'urar TEC, da kuma na'urar sanyaya peltier a fannin optoelectronics

Ci gaba da amfani da na'urar sanyaya thermoelectric, na'urar TEC, da kuma na'urar sanyaya peltier a fannin optoelectronics

Mai sanyaya daki na Thermoelectric, tsarin thermoelectric, tsarin peltier (TEC) yana taka muhimmiyar rawa a fannin kayayyakin optoelectronic tare da fa'idodinsa na musamman. Ga wani bincike kan amfaninsa a cikin kayayyakin optoelectronic:

I. Manyan Fagen Aikace-aikace da Tsarin Aiki

1. Daidaita zafin jiki na laser

• Muhimman buƙatu: Duk na'urorin laser na semiconductor (LDS), tushen famfon laser na fiber, da kuma lu'ulu'u na laser mai ƙarfi suna da matuƙar tasiri ga zafin jiki. Canjin yanayin zafi na iya haifar da:

• Ragewar tsawon igiyar ruwa: Yana shafar daidaiton tsawon igiyar sadarwa (kamar a cikin tsarin DWDM) ko kuma daidaiton sarrafa kayan aiki.

• Canjin wutar lantarki: Yana rage daidaiton fitarwar tsarin.

• Bambancin wutar lantarki mai iyaka: Yana rage inganci kuma yana ƙara yawan amfani da wutar lantarki.

• Rage tsawon rai: Zafi mai yawa yana hanzarta tsufan na'urori.

• Tsarin TEC, aikin tsarin thermoelectric: Ta hanyar tsarin kula da zafin jiki mai rufewa (firikwensin zafin jiki + mai sarrafawa + tsarin TEC, mai sanyaya TE), zafin aiki na guntu na laser ko tsarin yana daidaitawa a mafi kyawun wuri (yawanci 25°C ± 0.1°C ko ma mafi girman daidaito), yana tabbatar da kwanciyar hankali na tsawon rai, fitarwar wutar lantarki akai-akai, ingantaccen aiki da tsawaita tsawon rai. Wannan shine babban garanti ga fannoni kamar sadarwa ta gani, sarrafa laser, da laser na likitanci.

2. Sanyaya na'urorin gano hoto/infrared

• Muhimman Bukatu:

• Rage kwararar duhu: Infrared focal plane arrays (IRFPA) kamar photodiodes (musamman na'urorin gano InGaAs da ake amfani da su a sadarwa ta kusa-infrared), avalanche photodiodes (APD), da mercury cadmium telluride (HgCdTe) suna da manyan kwararar duhu a zafin ɗaki, wanda hakan ke rage yawan sigina-zuwa-amo (SNR) da kuma saurin gane su.

• Dakatar da hayaniyar zafi: Hayaniyar zafi ta na'urar gano kanta ita ce babban abin da ke takaita iyakokin ganowa (kamar raunin siginar haske da kuma ɗaukar hoto mai nisa).

• Module ɗin sanyaya na Thermoelectric, aikin Module na Peltier (peltier element): Sanyaya guntu na na'urar ganowa ko dukkan fakitin zuwa yanayin zafi mai ƙasa da yanayi (kamar -40°C ko ma ƙasa da haka). Rage hayaniyar hasken rana da zafi sosai, kuma yana inganta yanayin ji, saurin ganowa da ingancin hoton na'urar sosai. Yana da matuƙar muhimmanci musamman ga na'urorin daukar hoto masu ƙarfin aiki na infrared, na'urorin hangen dare, na'urori masu auna sigina, da na'urorin gano sigina na photon guda ɗaya na kwantum.

3. Kula da zafin jiki na tsarin gani da abubuwan da aka gyara daidai

• Muhimman buƙatu: Muhimman abubuwan da ke kan dandamalin gani (kamar fiber Bragg gratings, filters, interferometers, ƙungiyoyin ruwan tabarau, na'urori masu auna zafin jiki na CCD/CMOS) suna da saurin faɗaɗa zafi da kuma ma'aunin zafin jiki na refractive. Canje-canjen zafin jiki na iya haifar da canje-canje a tsawon hanyar gani, karkacewar tsawon mai da hankali, da kuma canjin tsayi a tsakiyar matatar, wanda ke haifar da tabarbarewar aikin tsarin (kamar ɗaukar hoto mara kyau, hanyar gani mara daidai, da kurakuran aunawa).

• Tsarin TEC, tsarin sanyaya thermoelectric Aiki:

• Kula da zafin jiki mai aiki: Ana shigar da mahimman abubuwan gani a kan wani babban matakin sarrafa zafi, da kuma na'urar TEC (peltier cooler, peltier device), na'urar thermoelectric tana sarrafa zafin jiki daidai (tana kula da yanayin zafi mai ɗorewa ko takamaiman lanƙwasa na zafin jiki).

• Daidaita yanayin zafi: Kawar da bambancin zafin jiki a cikin kayan aiki ko tsakanin abubuwan da aka gyara domin tabbatar da daidaiton yanayin zafi na tsarin.

• Kawar da sauyin yanayi: rama tasirin canje-canjen zafin muhalli na waje akan hanyar gani ta ciki. Ana amfani da shi sosai a cikin na'urori masu auna daidaito, na'urorin hangen nesa na sararin samaniya, na'urorin daukar hoto, na'urorin hangen nesa na zamani, na'urorin hangen nesa na fiber na gani, da sauransu.

4. Inganta aiki da tsawaita tsawon rai na LEDs

• Muhimman buƙatu: LEDs masu ƙarfi (musamman don haskawa, haske, da kuma warkar da UV) suna haifar da zafi mai yawa yayin aiki. Ƙara yawan zafin mahaɗin zai haifar da:

• Rage ingancin haske: Ingantaccen canjin lantarki ya ragu.

• Canjin tsayin raƙuman ruwa: Yana shafar daidaiton launi (kamar hasashen RGB).

• Rage tsawon rai: Zafin mahadar hanya shine mafi mahimmancin abin da ke shafar tsawon rayuwar LEDs (bisa ga tsarin Arrhenius).

• Modules na TEC, masu sanyaya thermoelectric, na'urorin thermoelectric Aiki: Don aikace-aikacen LED tare da buƙatun iko mai ƙarfi ko tsauraran matakan sarrafa zafin jiki (kamar wasu hanyoyin hasken hasashe da hanyoyin haske na kimiyya), na'urar thermoelectric, na'urar sanyaya thermoelectric, na'urar peltier, na'urar peltier na iya samar da ƙarin ƙarfi da daidaiton damar sanyaya aiki fiye da na'urorin dumama na gargajiya, suna kiyaye zafin mahaɗin LED a cikin kewayon aminci da inganci, suna kiyaye fitowar haske mai yawa, tsayayyen bakan da tsawon rai.

Ii. Cikakken Bayani game da Fa'idodin da Ba za a iya maye gurbinsu ba na kayan aikin TEC na'urorin thermoelectric na'urorin thermoelectric (masu sanyaya peltier) a cikin Aikace-aikacen lantarki na Opto

1. Ƙarfin sarrafa zafin jiki daidai: Zai iya cimma daidaitaccen sarrafa zafin jiki tare da ±0.01°C ko ma mafi girman daidaito, ya wuce hanyoyin watsa zafi mara aiki ko aiki kamar sanyaya iska da sanyaya ruwa, yana biyan buƙatun sarrafa zafin jiki masu tsauri na na'urorin optoelectronic.

2. Babu sassan motsi kuma babu na'urar sanyaya daki: Aiki mai ƙarfi, babu tsangwama ga girgizar matsewa ko fanka, babu haɗarin zubewar na'urar sanyaya daki, babban aminci, babu kulawa, ya dace da yanayi na musamman kamar injin tsotsa da sarari.

3. Saurin amsawa da juyawa: Ta hanyar canza alkiblar da ake bi a yanzu, ana iya sauya yanayin sanyaya/dumama nan take, tare da saurin amsawa da sauri (a cikin millise seconds). Ya dace musamman don magance nauyin zafi na ɗan lokaci ko aikace-aikacen da ke buƙatar daidaitaccen zagayen zafin jiki (kamar gwajin na'urori).

4. Rage girman jiki da sassauci: Tsarin da ya yi ƙanƙanta (kauri na matakin milimita), yawan ƙarfin da ya yi yawa, kuma ana iya haɗa shi cikin marufi na matakin guntu, matakin module ko matakin tsarin, wanda zai dace da ƙirar samfuran optoelectronic daban-daban da aka takaita sararin samaniya.

5. Daidaita yanayin zafi na gida: Yana iya sanyaya ko dumama takamaiman wurare masu zafi ba tare da sanyaya tsarin gaba ɗaya ba, wanda ke haifar da mafi girman rabon ingancin makamashi da kuma ƙirar tsarin da ta fi sauƙi.

Iii. Lamura da Yanayin Ci Gaban Aikace-aikace

• Na'urorin gani: Na'urar Micro TEC (ƙananan na'urorin sanyaya zafi na thermoelectric, na'urorin sanyaya zafi na thermoelectric, na'urorin sanyaya zafi na DFB/EML, ana amfani da su a cikin na'urorin gani na 10G/25G/100G/400G da kuma na'urorin gani masu ƙarfi (SFP+, QSFP-DD, OSFP) don tabbatar da ingancin tsarin ido da ƙimar kuskuren bit yayin watsawa mai nisa.

• LiDAR: Tushen hasken laser na gefen-fitarwa ko VCSEL a cikin motoci da masana'antu na LiDAR suna buƙatar kayan sanyaya thermoelectric na kayan TEC, kayan sanyaya thermoelectric, kayan peltier don tabbatar da daidaiton bugun jini da daidaito, musamman a cikin yanayin da ke buƙatar gano nesa mai nisa da ƙuduri mai girma.

• Hoton zafi na Infrared: An daidaita babban micro-radiometer focal plane array (UFPA) wanda ba a sanyaya shi ba a zafin aiki (yawanci ~32°C) ta hanyar matakan thermoelectric module na TEC guda ɗaya ko da yawa, yana rage hayaniyar yanayin zafi; Na'urorin gano infrared na matsakaici-wave/long-wave (MCT, InSb) masu sanyaya jiki suna buƙatar sanyaya mai zurfi (-196°C ana samun su ta hanyar firiji na Stirling, amma a cikin ƙananan aikace-aikace, ana iya amfani da module na thermoelectric module na TEC module don sarrafa zafin jiki kafin sanyaya ko na biyu).

• Gano Hasken Hasken Halitta/Mai auna haske na Raman: Sanyaya kyamarar CCD/CMOS ko bututun ɗaukar hoto (PMT) yana ƙara girman iyakokin ganowa da ingancin hotunan siginar haske/Raman masu rauni.

• Gwaje-gwajen gani na Quantum: Samar da yanayi mai ƙarancin zafin jiki ga na'urorin gano hoto guda ɗaya (kamar nanowire mai sarrafa kansa SNSPD, wanda ke buƙatar ƙarancin zafin jiki sosai, amma Si/InGaAs APD galibi ana sanyaya shi ta hanyar TEC Module, thermoelectric cooler module, thermoelectric module, TE cooler) da wasu hanyoyin hasken quantum.

• Tsarin haɓakawa: Bincike da haɓaka tsarin sanyaya thermoelectric, na'urar thermoelectric, tsarin TEC tare da ingantaccen aiki (ƙara ƙimar ZT), ƙarancin farashi, ƙaramin girma da ƙarfin sanyaya mai ƙarfi; An haɗa shi sosai da fasahar marufi ta zamani (kamar 3D IC, Co-Packaged Optics); Algorithms na sarrafa zafin jiki masu hankali suna inganta ingancin makamashi.

Modules ɗin sanyaya na thermoelectric, masu sanyaya na thermoelectric, na'urorin thermoelectric, abubuwan peltier, na'urorin peltier sun zama manyan abubuwan sarrafa zafi na samfuran optoelectronic na zamani masu aiki sosai. Daidaita yanayin zafi, amincin yanayin ƙarfi, saurin amsawa, da ƙaramin girma da sassauci yadda ya kamata suna magance manyan ƙalubale kamar kwanciyar hankali na tsawon laser, haɓaka ƙwarewar na'urar gano abubuwa, danne ɗumamar zafi a cikin tsarin gani, da kuma kula da aikin LED mai ƙarfi. Yayin da fasahar optoelectronic ke haɓaka zuwa ga aiki mafi girma, ƙaramin girma da faffadan aikace-aikace, TECmodule, peltier cooler, peltier module zai ci gaba da taka rawa ba tare da maye gurbinsa ba, kuma fasaharta kanta tana ci gaba da ƙirƙira don biyan buƙatun da ke ƙaruwa.