Essays about: "vegetabiliska oljor"

Showing result 1 - 5 of 13 essays containing the words vegetabiliska oljor.

  1. 1. A changing energy security environment – a review of alternative energy carriers for light duty vehicles

    University essay from Försvarshögskolan

    Author : Julia Nilsson; [2023]
    Keywords : Supply chain; Logistic; Energy security; Light duty vehicle;

    Abstract :   The increasing energy demand and its impact on the climate around the world has evoked several sectors´ efforts in order to develop and implement sustainable technologies. Political incentives and companies go toward great changes when it comes to reduction of energy sources from fossil-origins in order to reduce greenhouse gas emissions and achievement of energy security. READ MORE

  3. 2. Fatty acid composition in Arctic char (Salvelinus alpinus) fed with red yeast biomass : a comparison between large and small specimens

    University essay from SLU/Department of Molecular Sciences

    Author : Sofia Jacobsson; [2022]
    Keywords : Fatty acid composition; lipid content; oleaginous yeast; Arctic char Salvelinus alpinus ; aquaculture;

    Abstract : Oleaginous yeast has shown to be a promising alternative to replace vegetable oils in fish feed. A problem in aquaculture is that different growth rates can be observed among farm-raised fish, supressing the productions full potential. When different growth rates are observed, it can be questioned if the fish assimilate the feed to the same extent. READ MORE

  4. 3. Algae hydrocarbons designed for bio-based lubricants

    University essay from KTH/Skolan för kemi, bioteknologi och hälsa (CBH)

    Author : Elin Sjöhag; [2020]
    Keywords : Microalgae; macroalgae; lubricant; alginate; grease; Mikroalger; makroalger; smörjmedel; alginat; förtjockningsmedel;

    Abstract : Smörjmedel är en nödvändighet för maskiner för att minska slitage och energiförbrukning. Dock är över 95% av de använda smörjmedlen i dag fossilbaserade. Smörjmedel baserade på vegetabiliska oljor finns tillgängliga men har ofta en lägre oxidativ stabilitet och sämre lågtemperaturegenskaper än deras fossilbaserade motsvarigheter. READ MORE

  5. 4. Mechanism of Formation of Soft Particles in Biodiesel Fuel Blends

    University essay from KTH/Materialvetenskap

    Author : Roberta Maria Fiorenza; [2020]
    Keywords : ;

    Abstract : The large environmental impact related to the use of fossil fuel has driven the shift toward renewable sourced alternatives. Fossil diesel can be nowadays replaced by biodiesel, obtained from vegetable oils and fats, mostly used as biodiesel blends. READ MORE

  6. 5. En granskning av palmoljeindustrin och dess påverkan på orangutangen (Pongo spp.) och andra arter

    University essay from SLU/Dept. of Animal Environment and Health

    Author : Agnes-Cecilia Österberg; [2019]
    Keywords : bevarande; biologisk mångfald; orangutang; palmolja; skogsskövling;

    Abstract : För 10,000 år sedan var 45% av jordens landyta täckt av skog. I dag ligger siffran på 31%, vilket motsvarar fyra miljarder hektar. Klimat- och temperaturförändringar kan delvis förklara minskningen men även människan har haft en inverkan. READ MORE