Binciken Aikace-aikacen Hasken LED a Yankin Cold
Bayan shekaru 10 na ci gaba da sauri, hasken wutar lantarki ya shiga cikin hanzari na haɓakawa, kuma aikace-aikacen kasuwa ya karu a hankali daga yankin kudancin kudancin zuwa yankunan tsakiya da yamma. Koyaya, a zahirin aikace-aikacen, mun gano cewa samfuran hasken waje da ake amfani da su a kudu an gwada su sosai a yankunan arewa, musamman arewa maso gabas. Wannan labarin yana nazarin wasu mahimman abubuwan da ke shafar hasken LED a cikin yanayin sanyi, gano mafita masu dacewa, kuma a ƙarshe ya fitar da fa'idodin hasken LED.
Na farko, amfanin hasken LED a cikin yanayin sanyi
Idan aka kwatanta da asalin fitilar incandescent, fitila mai kyalli da fitilar fitar da iskar gas mai ƙarfi, aikin na'urar LED ɗin ya fi kyau a ƙananan zafin jiki, kuma ana iya faɗi cewa aikin gani yana da kyau fiye da yanayin zafi na yau da kullun. Wannan yana da alaƙa da alaƙa da yanayin zafin na'urar LED. Yayin da zafin mahaɗin ya ragu, hasken fitilar zai ƙaru sosai. Bisa ga ka'idar zubar da zafi na fitilar, yanayin zafi yana da alaƙa da yanayin zafi. Ƙarƙashin yanayin zafin jiki, ƙananan zafin jiki zai kasance. Bugu da ƙari, rage yawan zafin jiki na haɗin gwiwa kuma zai iya rage tsarin lalacewa na hasken wutar lantarki na LED da jinkirta rayuwar sabis na fitilar, wanda kuma shi ne halayyar yawancin kayan lantarki.
Wahala da Ma'auni na Hasken LED a cikin Muhalli na Sanyi
Kodayake LED kanta yana da ƙarin fa'idodi a cikin yanayin sanyi, ba za a iya yin watsi da hakan ban da hanyoyin haske. Fitilolin LED suma suna da alaƙa da ƙarfin tuƙi, kayan jikin fitila, da yanayin hazo, ultraviolet mai ƙarfi da sauran yanayin yanayi a cikin yanayin sanyi. Abubuwa sun kawo sababbin ƙalubale da matsaloli ga aikace-aikacen wannan sabon tushen haske. Sai kawai ta hanyar bayyana waɗannan ƙuntatawa da gano hanyoyin da suka dace, za mu iya ba da cikakken wasa ga fa'idodin hasken LED da haske a cikin yanayin sanyi.
1. Matsalar farawa ƙananan zafin jiki na samar da wutar lantarki
Duk wanda ke yin haɓakar samar da wutar lantarki ya san cewa ƙarancin zafin fara wutar lantarki yana da matsala. Babban dalili shi ne cewa yawancin hanyoyin samar da wutar lantarki da ake da su ba za su iya rabuwa da yawan aikace-aikacen wutar lantarki na lantarki ba. Duk da haka, a cikin ƙananan yanayin zafin jiki a ƙasa -25 ° C, aikin electrolytic na capacitor na lantarki yana raguwa sosai, kuma ƙarfin ƙarfin ƙarfin yana raguwa sosai, wanda ke haifar da rashin aiki na kewaye. Don magance wannan matsalar, a halin yanzu akwai mafita guda biyu: ɗaya shine amfani da capacitors masu inganci tare da kewayon zafin aiki mai faɗi, wanda ba shakka zai ƙara farashi. Na biyu shi ne tsarin kewayawa ta hanyar amfani da masu ƙarfin lantarki, gami da yumbu laminated capacitors, har ma da wasu tsare-tsaren tuki kamar tuƙi na layi.
Bugu da ƙari, a ƙarƙashin yanayin ƙananan zafin jiki, ƙarfin ƙarfin ƙarfin lantarki na na'urorin lantarki na yau da kullum zai ragu, wanda zai yi mummunar tasiri ga amincin da'irar, wanda ke buƙatar kulawa ta musamman.
2. Amincewar kayan filastik a ƙarƙashin tasiri mai girma da ƙananan zafin jiki
Dangane da gwaje-gwajen da masu bincike suka gudanar a wasu cibiyoyin bincike a gida da waje, yawancin filastik na yau da kullun da kayan roba suna da ƙarancin tauri da ƙuruciya a ƙananan yanayin zafi ƙasa da -15 ° C. Don samfuran waje na LED, kayan m, ruwan tabarau na gani, hatimi da wasu sassa na tsarin na iya amfani da kayan filastik, don haka ƙananan kayan aikin injiniya na waɗannan kayan yana buƙatar yin la'akari da hankali, musamman ma kayan aiki masu ɗaukar nauyi, don kauce wa fitilu a Ƙarƙashin ƙananan yanayin zafi, zai rushe bayan da iska mai karfi ta buge shi kuma karo na bazata.
Bugu da kari, LED luminaires sau da yawa amfani da hade da roba sassa da karfe. Saboda haɓakar haɓakar kayan aikin filastik da kayan ƙarfe sun bambanta sosai a ƙarƙashin manyan bambance-bambancen yanayin zafi, alal misali, haɓakar haɓakar ƙarfe na aluminum da kayan filastik da aka saba amfani da su a cikin fitilu sun bambanta kusan sau 5, wanda zai iya haifar da kayan filastik su tsattsage ko tazarar. tsakanin su biyun. Idan an ƙara shi, tsarin hatimin hana ruwa daga ƙarshe zai lalace, wanda zai haifar da matsalolin samfur.
A cikin yankin tsaunuka, daga Oktoba zuwa Afrilu na shekara mai zuwa, yana iya zama a cikin dusar ƙanƙara da lokacin kankara. Zazzabi na fitilar LED na iya zama ƙasa da -20 ℃ kusa da maraice kafin a kunna fitilar da yamma, sannan bayan an kunna wutar lantarki da daddare, zafin jikin fitilar na iya tashi zuwa 30 ℃ 40 ℃ saboda dumama fitilar. Fuskantar girgiza mai tsayi da ƙarancin zafin jiki. A cikin wannan yanayin, idan ba a kula da tsarin tsari na luminaire da matsalar daidaita kayan aiki da kyau ba, yana da sauƙi don haifar da matsalolin fashewar kayan aiki da rashin ruwa da aka ambata a sama.