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Zero-energy smart "kwandon iska mai kusa", dumi a cikin hunturu da sanyi a lokacin rani tufafi ba mafarki ba ne

Lokaci:2020-06-23 Hits:

Zafin jikin mutum yana canjawa wuri daga nama na subcutaneous zuwa fata, sa'an nan kuma musanyawa da yanayin da ke kewaye ta hanyar tufafi, don kiyaye ma'aunin zafin jiki mai ƙarfi na jikin ɗan adam. Saboda haka, ya zama hanyar da ta shahara sosai don cimma nasarar kula da jin daɗin zafin jiki na jikin ɗan adam ta hanyar sarrafa yanayin zafi, kuma masana'anta thermoregulation suna fitowa kamar yadda Times ta buƙaci. Duk da haka, yawancin yadudduka masu sarrafa zafin jiki da aka ruwaito zuwa yanzu suna da asara kamar babban girma, nauyi mai nauyi, juriya mara kyau, tsada, da rashin iya samarwa da yawa. Haka kuma, Ba za a iya samun sauƙin aikin rufewa da sanyaya aiki a lokaci ɗaya ba

Tawagar masu bincike a jami'ar kimiyya da fasaha ta Huazhong da ke kasar Sin ta kirkiro wani nau'i mara nauyi, hana ruwa, taushi, masana'anta mai dadi da haske mai haske wanda zai iya sa fata dumi da sanyi ba tare da amfani da makamashi ba.

Masu bincike tare da kusancin fata na furotin siliki azaman ɗanyen abu, ta yin amfani da daskararrun hanyar jujjuyawar kimiyance da tsara tsarin micro-nano na zaruruwa, an shirya shi tare da babban porosity na ciki da ƙananan ƙima na thermal conductivity na microstructure fiber, ta hanyar kara hadewa a cikin fiber microstructure zazzabi lokaci canji kayan da shafi PDMS shafi, yana ba da fiber ƙarfi juriya abrasion, hana ruwa, sifili mai laushi halayen amfani da makamashi na sarrafa zafin jiki na hankali.



Bugu da kari, kyawawan kaddarorin a kiyaye fiber na asali, bisa ga ƙungiyar bincike ta yi amfani da fasahar canza launin ruwa na asali an shirya fiber microstructure kala-kala, sa'an nan ta hanyar microstructure fiber masana'anta saƙa tsari, masana'anta a ciki - 20 ~ 90 ℃ yana da kyakkyawan aikin rufewar zafi ta hanyoyi biyu, da aikin rufewar zafi yayin da adadin masana'anta ya karu.



Haɗe-haɗen PCM a cikin ƙananan fiber ɗin ba zai iya rage madaidaicin matakin zafin da ke kewaye da shi ba, amma kuma ana iya sake yin fa'ida sau da yawa. Don gwada ƙarfin masana'anta don daidaita zafin fata, masu binciken sun sanya shi a cikin safofin hannu na polyester. Lokacin da aka sanya hannun safar hannu a cikin yanayin 50 ℃, PEG tana ɗaukar zafi daga muhalli, sanyaya fata da aka rufe a ƙarƙashin masana'anta. Lokacin da aka motsa hannun zuwa yanayin sanyi na 10 ℃, PEG yana ƙarfafawa kuma yana fitar da zafi, sa fata ta ji dumi. A cikin gwajin gwaji na yanayin zafi da yanayin sanyi, masana'anta masu sarrafa zafin jiki na hankali sun gane "sarrafa hankali" na zafin jiki na jikin mutum ta hanyar amfani da ƙirar tsari na musamman da kayan canjin lokaci ba tare da shigar da wutar lantarki ta waje ba.



Ƙwararren mai sarrafa zafin jiki mai hankali wanda ƙungiyar ta shirya zai iya saduwa da bukatun yanayin zafi na ɗan adam kuma rage yawan amfani da makamashi a lokaci guda., aza harsashi ga aikace-aikace na fiber masana'anta bisa na sirri thermal management, wanda ke nuna muhimmin ci gaba a cikin haɓaka fasahar sawa ta tattalin arziki da muhalli da masana'antar masana'anta ta ceton makamashi.