Essays about: "Northern lights"

Showing result 1 - 5 of 9 essays containing the words Northern lights.

  1. 1. Battery Powered Adaptive Grow Light System Aiming at Minimizing Cost and Environmental Impact from Electricity Use

    University essay from Malmö universitet/Institutionen för datavetenskap och medieteknik (DVMT)

    Author : Thomas Nowell; Viktor Kollin; [2022]
    Keywords : Battery powered; Grow Lights; embedded; esp32; environment; electricity cost; carbon emissions;

    Abstract : With increasing popularity of indoor farming, more and more home growers are faced with sub-optimal lighting conditions in northern countries or poorly lit windows. We have designed and built a proof-of-concept system capable of reducing electricity cost and CO2 footprint of the electricity used for consumer grade grow lights without adversely impacting the grow cycle of the plant. READ MORE

  3. 2. Negative CO2 Emissions from Chemical Looping Combustion: Gas Cleaning for CO2 Storage

    University essay from KTH/Kemiteknik

    Author : Laura Raud Pettersson; [2022]
    Keywords : Chemical Looping Combustion; Flue Gas Treatment; Negative emissions; Biomass; CCS; Linde Hampson; Cryogenic Separation; Kemcyklisk Förbränning; Rökgasrening; Negativa Utsläpp; CCS; Biomassa; Linde Hampson; Kryogen Destillation;

    Abstract : Kemcyklisk förbränning (CLC) involverar en icke komplex separation av den bildade koldioxiden (CO2) efter förbränningen eftersom syret (O2) överförs till bränslet via en syrebärare som cirkulerar mellan luft- och bränslereaktorn. Eftersom O2 separeras effektivt från kvävgasen (N2) i luftreaktorn, erhålls en produkt gas som till majoriteten består av CO2 och vatten (H2O). READ MORE

  4. 3. Artificial light at night causes advanced initiation of dawn song in songbirds in Linköping, Sweden

    University essay from Linköpings universitet/Biologi

    Author : Fanny Edenborg; [2018]
    Keywords : ;

    Abstract : It is known that artificial light at night has a role in disrupting many birds’ routines when it comes to timing of dawn song. However, studies show various results on which species that are affected, how much and on what latitude. READ MORE

  5. 4. Performing the Nation through Nature: A Study of Nationalism and Cultural Objectification : Stories from Icelandic Northern Lights Tours

    University essay from Uppsala universitet/Institutionen för kulturantropologi och etnologi

    Author : Alexander Sallstedt; [2018]
    Keywords : cultural objectification; nationalism; Iceland; northern lights;

    Abstract : Two things are examined in this ethnography. The first regards a local stigmatization of the northern lights tourism industry in Iceland. A stigma, which this thesis argues, is related to a commercial saturation – or, pollution – of Icelandic national identity. READ MORE

  6. 5. Icelandic Northern Light Rooms

    University essay from Lunds universitet/Institutionen för arkitektur och byggd miljö

    Author : Hlynur Daði Sævarsson; [2018]
    Keywords : Nature; Northern lights; Architecture; Turf houses; Iceland; Mývatn; Arts and Architecture;

    Abstract : This project proposes a design of dwelling for visitors and locals, who wants to enjoy one of earths beautiful phenomena, in this case the northern lights. The dwelling is located near the lake Mývatn. READ MORE