Bambance-bambance tsakanin Babban Matsi Sodium Fitilolin da LED Lighting
Tsarin samar da gine-ginen da aka rufe na ɗan gajeren lokaci zai taka muhimmiyar rawa wajen biyan buƙatun ci gaban abinci a nan gaba. A cikin 'yan shekarun nan, rashin isasshen hasken greenhouse an ƙara kulawa. A gefe guda, watsar da hasken wutar lantarki yana raguwa saboda daidaitawa, tsari da halayen kayan aiki na greenhouse, kuma a daya bangaren, amfanin gonakin greenhouse ba su da isasshen haske saboda sauyin yanayi. Misali, ci gaba da ruwan sama a lokacin hunturu da farkon bazara, yawan hazo da sauransu. Rashin isasshen haske yana yin illa kai tsaye ga amfanin gonakin da ake nomawa, yana haifar da hasara mai yawa ga samarwa. Hasken girma na shuka zai iya sauƙaƙe ko magance waɗannan matsalolin yadda ya kamata.
Fitilolin wuta, fitilolin kyalli, fitilun halide na ƙarfe, fitilun sodium mai matsa lamba, da fitilun LED masu tasowa duk an yi amfani da su a cikin ƙarin haske na greenhouse. Daga cikin waɗannan nau'ikan hanyoyin hasken wuta, fitilun sodium masu matsa lamba suna da ingantaccen haske, tsawon rayuwar sabis, mafi girman ingancin makamashi gabaɗaya, kuma sun mamaye wani matsayi na kasuwa, amma fitilun sodium masu ƙarfi suna da ƙarancin haske da ƙarancin aminci (ciki har da mercury). Matsaloli kamar kusancin da ba za a iya isa ba suma sun shahara.
Wasu malaman suna da kyakkyawar ra'ayi game da fitilun LED a nan gaba ko za su iya shawo kan matsalar rashin isassun fitilun sodium mai matsa lamba. Koyaya, LED yana da tsada, fasahar hasken cika cika tana da wahalar daidaitawa. Ka'idar haske mai cike da haske ba cikakke ba ce, kuma shukar LED ta cika ƙayyadaddun samfuran haske suna da rudani, wanda ke sa masu amfani su tambayi aikace-aikacen LED a cikin hasken shuka. Sabili da haka, takarda ta tsara tsari ta taƙaita sakamakon bincike na masu binciken da suka gabata da kuma halin da ake ciki na samarwa da aikace-aikacen su, kuma ya ba da bayani game da zaɓi da aikace-aikacen hasken wuta a cikin hasken da ke cika haske.
♦ Bambanci a cikin kewayon haske da kewayon kallo
Fitilar sodium mai ƙarfi yana da kusurwar haske na 360 °, kuma yawancin shi dole ne a nuna shi ta hanyar mai haskakawa don isa wurin da aka keɓe. Rarraba makamashi mai ban mamaki shine kusan ja orange, rawaya-kore, da shudi-violet (ƙaramin sashi kawai). Dangane da ƙirar rarraba haske daban-daban na LED, ingantacciyar kusurwar haske za a iya kasu kusan kashi uku: ≤180 °, 180 ° ~ 300 ° da ≥300 °. Madogarar hasken LED tana da juzu'i mai tsayi, kuma tana iya fitar da haske monochromatic tare da kunkuntar raƙuman haske, irin su infrared, ja, orange, rawaya, kore, shuɗi, da sauransu, kuma ana iya haɗawa da sabani bisa ga buƙatu daban-daban.
♦ Bambance-bambance a cikin yanayi masu dacewa da rayuwa
Fitilar sodium mai ƙarfi shine tushen haske na ƙarni na uku. Yana da kewayon na yau da kullun na al'ada, ingantaccen ingantaccen haske, da ƙarfi mai ƙarfi. Matsakaicin rayuwa shine 24000h kuma mafi ƙarancin ana iya kiyaye shi a 12000h. Lokacin da fitilar sodium ta haskaka, yana tare da samar da zafi, don haka fitilar sodium wani nau'i ne na tushen zafi. Akwai kuma matsalar kashe kai. A matsayin ƙarni na huɗu na sabon tushen haske na semiconductor, LED yana ɗaukar motar DC, rayuwar zata iya kaiwa fiye da 50,000 h, kuma attenuation yana ƙarami. A matsayin tushen haske mai sanyi, yana iya zama kusa da hasken shuka. Idan aka kwatanta da LED da fitilun sodium masu ƙarfi, an nuna cewa LEDs ba su da lafiya, ba su ƙunshi abubuwa masu cutarwa ba, kuma sun fi dacewa da muhalli.