Kalubalen haske na LED a cikin Noma

Tabbas, akwai ƙalubale a cikin kowace fasaha mai tasowa, kuma akwai ƙalubale a cikin hasken wutar lantarki na tushen LED. A halin yanzu, ƙwarewar fasahar hasken wutar lantarki mai ƙarfi har yanzu tana da zurfi sosai. Ko da masana kimiyyar horticultural da suka tsunduma cikin shekaru masu yawa har yanzu suna nazarin "tsarin haske" na shuke-shuke. Wasu daga cikin waɗannan sabbin “tsari” ba su yiwuwa a halin yanzu.

Masana'antun hasken wutar lantarki na Asiya galibi ana sanya su azaman masu araha amma samfuran ƙarancin ƙarewa, kuma yawancin samfuran ƙarancin ƙarancin kasuwa a kasuwa ba su da takaddun shaida kamar ƙimar UL, da rahotannin hasken wuta na LM-79 da rahoton LM-80 LED. Yawancin manoma sun yi ƙoƙarin tura hasken LED da wuri, amma sun ji takaici saboda rashin aikin hasken wutar lantarki, don haka fitilun sodium masu ƙarfi har yanzu sune ma'aunin zinariya a cikin masana'antar.

Tabbas, akwai samfuran LED masu girma masu inganci da yawa akan kasuwa. Koyaya, masu noman lambu da furanni har yanzu suna buƙatar ingantattun ma'auni masu alaƙa da aikace-aikacen. Misali, jama'ar aikin gona da ke aikin gona da injiniyan hutun halittu (Asabe) Kwamitin Haske na aikin gona sun fara bunkasa ma'aunin awo a cikin 2015. Wannan aikin yana tunanin awo da ke da alaƙa da parthrum. Yawanci ana bayyana kewayon PAR azaman faifan ban mamaki na 400-700 nm, inda photons ke fitar da photosynthesis. Ma'auni na gama-gari masu alaƙa da PAR sun haɗa da photon flux (PPF) da ɗimbin ɗumbin photon flux (PPFD).

Recipe da awo

"Kayan girke-girke" da ma'auni suna haɗuwa saboda mai shuka yana buƙatar ma'auni don gano ko hasken shuka yana samar da ƙarfi da rarraba wutar lantarki (SPD), wanda ya haɗa da "girke-girke".

Binciken farko ya mayar da hankali kan alaƙar sha chlorophyll zuwa ikon gani, kamar yadda chlorophyll shine mabuɗin tsarin photosynthesis. Binciken dakin gwaje-gwaje ya nuna cewa kololuwar makamashi a cikin shudi da jajayen bakan sun dace da kololuwar sha, yayin da makamashin kore ya nuna babu sha. Binciken farko ya haifar da yawaitar kayan aikin hasken ruwan hoda ko shunayya a kasuwa.

Duk da haka, tunanin yanzu ya mayar da hankali ga hasken da ke samar da makamashi mafi girma a cikin nau'i mai launin shuɗi da ja, amma a lokaci guda yana fitar da haske mai yawa kamar hasken rana.

Farin haske yana da mahimmanci

Amfani kawai ja da shuɗi na fitilun haɓaka LED ya tsufa sosai. Lokacin da kuka ga samfur tare da wannan bakan, yana dogara ne akan tsofaffin kimiyya kuma galibi ana rashin fahimta. Dalilin da ya sa mutane ke zaɓar shuɗi da ja shine saboda waɗannan kololuwar tsayin tsayin tsayin igiyoyin sun yi daidai da lanƙwan chlorophyll a da b waɗanda aka ware a cikin bututun gwaji. Mun sani a yau cewa duk tsawon raƙuman haske a cikin kewayon PAR suna da amfani don tuki photosynthesis. Babu shakka cewa bakan yana da mahimmanci, amma yana da alaƙa da ilimin halittar shuka kamar girma da siffa.

Za mu iya rinjayar tsayi da furen shuke-shuke ta hanyar canza bakan. Wasu masu shukar suna daidaita hasken haske da SPD koyaushe saboda tsire-tsire suna da wani abu mai kama da zaren circadian, kuma yawancin tsire-tsire suna da ƙayyadaddun kari da buƙatun "tsara".

Babban haɗin ja da shuɗi na iya zama da kyau ga kayan lambu masu ganye kamar latas. Amma kuma ya ce ga tsire-tsire masu fure, ciki har da tumatir, ƙarfin yana da ƙarfi fiye da bakan na musamman, 90% na makamashi a cikin fitilun sodium mai ƙarfi yana cikin yankin rawaya, da lumens a cikin fitilun furanni na fure (lm). ), lux (lx) Kuma inganci na iya zama mafi daidai fiye da ma'aunin PAR-centric.

Kwararru suna amfani da ledojin farin ledoji 90% masu canza launin phosphor a cikin fitilun su, sauran kuma ja ne ko ja mai nisa, kuma farar hasken shuɗi mai launin shuɗi yana ba da dukkan ƙarfin shuɗi da ake buƙata don samarwa mai kyau.