Gabatarwa zuwa firikwensin zafin infrared
Infrared zafin firikwensin firikwensin mara lamba wanda ke amfani da makamashin hasken infrared wanda wani abu ya saki don auna zafin saman. Babban ka'idarsa ta dogara ne akan dokar Stefan-Boltzmann: duk abubuwan da ke da zafin jiki sama da cikakkiyar sifili za su haskaka haskoki na infrared, kuma ƙarfin radiation ya yi daidai da iko na huɗu na yanayin yanayin yanayin abu. Na'urar firikwensin yana jujjuya radiyon infrared da aka karɓa zuwa siginar lantarki ta hanyar ginanniyar thermopile ko injin gano wuta, sannan yana ƙididdige ƙimar zafin jiki ta hanyar algorithm.
Fasalolin fasaha:
Ma'auni mara lamba: babu buƙatar tuntuɓar abin da ake aunawa, guje wa gurɓatawa ko tsangwama tare da babban zafin jiki da maƙasudin motsi.
Saurin amsawa mai sauri: amsa millisecond, dace da saka idanu mai zafi.
Wide kewayon: hankula ɗaukar hoto -50 ℃ zuwa 3000 ℃ (daban-daban model bambanta ƙwarai).
Ƙarfin daidaitawa: ana iya amfani da shi a cikin vacuum, gurɓataccen yanayi ko yanayin tsangwama na lantarki.
Manufofin fasaha na asali
Ma'auni daidaito: ± 1% ko ± 1.5 ℃ (high-karshen masana'antu sa iya isa ± 0.3 ℃)
Daidaita haɓakawa: tana goyan bayan 0.1 ~ 1.0 daidaitacce (daidaitacce don saman kayan abu daban-daban)
Ƙaddamar gani: Misali, 30: 1 yana nufin cewa ana iya auna yanki diamita 1cm a nesa na 30cm.
Tsawon tsayin amsawa: Na kowa 8 ~ 14μm (wanda ya dace da abubuwa a zafin jiki na al'ada), ana amfani da nau'in gajeriyar kalaman don gano yanayin zafin jiki.
Abubuwan aikace-aikace na yau da kullun
1. Kula da tsinkaya na kayan aikin masana'antu
Wani ƙera mota ya shigar da MLX90614 infrared array na'urori masu auna firikwensin a mashinan motar, da annabta kurakurai ta ci gaba da sa ido kan canje-canjen zafin jiki da haɗa algorithms AI. Bayanai na zahiri sun nuna cewa gargaɗin ɗaukar gazawar zafi sama da sa'o'i 72 gaba zai iya rage asarar lokacin da aka yi ta dalar Amurka 230,000 a kowace shekara.
2. Tsarin gwajin zafin jiki na likita
A yayin bala'in cutar ta COVID-19 na 2020, an tura jerin masu ɗaukar hoto na FLIR T a ƙofar gaggawa na asibitoci, suna samun ƙarancin yanayin zafin jiki na mutane 20 a sakan daya, tare da kuskuren auna zafin jiki na ≤0.3℃, kuma tare da fasahar tantance fuska don cimma ƙarancin yanayin yanayin ma'aikatan.
3. Smart home kayan aiki kula da zazzabi
Mai girkin induction mai girma yana haɗa firikwensin infrared Melexis MLX90621 don saka idanu da rarraba zafin jiki na ƙasan tukunya a ainihin lokacin. Lokacin da aka gano zafi na gida (kamar ƙona fanko), ƙarfin yana raguwa ta atomatik. Idan aka kwatanta da maganin thermocouple na gargajiya, ana ƙara saurin amsawar sarrafa zafin jiki da sau 5.
4. Aikin noma daidaitaccen tsarin ban ruwa
Wata gona a Isra'ila tana amfani da hoton Heimann HTPA32x32 infrared thermal imager don saka idanu da zazzabi na alfarwar amfanin gona da kuma gina ƙirar juzu'i bisa ma'aunin muhalli. Tsarin yana daidaita ƙarar ban ruwa ta atomatik, yana adana 38% na ruwa a cikin gonar inabinsa yayin haɓaka samarwa da 15%.
5. Kula da kan layi na tsarin wutar lantarki
Grid na Jiha yana tura jerin ma'aunin zafi da sanyio na infrared na Optris PI akan layi a cikin tashoshin wutar lantarki mai ƙarfi don saka idanu da zazzabi na mahimman sassa kamar haɗin ginin motar bus da insulators sa'o'i 24 a rana. A cikin 2022, wani tashar tashar ta yi nasarar yin gargaɗi game da mummunan hulɗar masu cire haɗin 110kV, da guje wa katsewar wutar lantarki a yankin.
Sabbin abubuwan ci gaba
Fasahar fusion Multi-spectral: Haɗa ma'aunin zafin jiki na infrared tare da hotunan haske na bayyane don haɓaka iyawar ganewar manufa a cikin al'amura masu rikitarwa.
Binciken filin zafin jiki na AI: Yi nazarin halayen rarraba zafin jiki dangane da zurfin koyo, kamar lakabin atomatik na wuraren kumburi a cikin filin likita.
Miniaturization na MEMS: firikwensin AS6221 wanda AMS ya ƙaddamar shine kawai 1.5 × 1.5mm a girman kuma ana iya saka shi cikin agogo mai wayo don saka idanu zafin fata.
Haɗin Intanet mara waya ta Abubuwa: LoRaWAN ƙa'idar infrared zafin ma'aunin ma'aunin zafin jiki ya cimma matakin sa ido mai nisa na matakin kilomita, wanda ya dace da sa ido kan bututun mai
Shawarwari na zaɓi
Layin sarrafa abinci: Ba da fifikon samfura tare da matakin kariya na IP67 da lokacin amsawa <100ms
Laboratory bincike: Kula da 0.01 ℃ zafin jiki ƙuduri da bayanai fitarwa dubawa (kamar USB/I2C)
Aikace-aikacen kariya ta wuta: Zaɓi na'urori masu tabbatar da fashewa tare da kewayon sama da 600 ℃, sanye take da matatun shigar hayaki.
Tare da yaɗa fasahar 5G da fasahar sarrafa kwamfuta, na'urori masu auna zafin jiki na infrared suna haɓaka daga kayan aikin aunawa guda ɗaya zuwa nodes masu hankali, suna nuna yuwuwar aikace-aikacen a fannoni kamar masana'antu 4.0 da birane masu wayo.
Lokacin aikawa: Fabrairu-11-2025