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Showing result 1 - 5 of 14 essays matching the above criteria.

  1. 1. Status Mapping of tank to grave management of Low-GWP refrigerants.

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Sandra Parra Gimeno; [2023]
    Keywords : Refrigerant; Blends; Synthetic low-GWP refrigerant; Natural refrigerant; Global Warming Potential GWP ; Tank-to-grave; Interviews.; Köldmedier; Blandning; Globalt uppvärmningspotential GWP ; Låg-GWP köldmedier; Naturligt köldmedier; installation till destruktion; Intervjuer.;

    Abstract : Refrigeration plays a vital role today in various residential, commercial, and industrial processes, requiring refrigerants to facilitate the cooling or heating processes. Over time, refrigerants have undergone significant changes to meet technological, social, environmental, and economic needs. READ MORE

  3. 2. Är kvarlämnad balplast en skaderisk för hästar? : En enkätstudie av skadeförekomst och hästägares åsikter

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

    Author : Caisa Wiklund; [2022]
    Keywords : Balplast; häst; skaderisk; nät; plast; hästägare; åsikter; kolik; traumatiska skador; utfodring; lagstiftning; kontroll; djurskydd; naturligt beteende;

    Abstract : The authority responsible of controlling compliance with the Swedish animal welfare legislation is the county administrative board. When doing so, they often have to make assessments based on formulations such as acceptable, enough or unnecessary. READ MORE

  4. 3. Closed ecological life support systems : cycling of carbon, nitrogen and water

    University essay from SLU/Dept. of Ecology

    Author : Hugo Persson; [2020]
    Keywords : closed ecological system; cycling; closure; life support; biosphere; CEEF; MELiSSA; Biosphere 2; bioregenerative; CELSS; environmental;

    Abstract : Materially closed life support systems containing biological components that provide atmosphere, food and water for a human crew has been investigated for use in space travel since the 1960s. The internal cycling of organic material is the essence of these systems and their design and function is the question at issue for this thesis, which has been conducted as a literature study. READ MORE

  5. 4. Strength simulations of tension bars for heavy lifting

    University essay from Karlstads universitet/Fakulteten för hälsa, natur- och teknikvetenskap (from 2013)

    Author : Arvid Hoikka; [2018]
    Keywords : Strength simulations; FEM; CAD-modelling; ABAQUS; Hållfasthetssimulering; FEM; CAD-modellering; ABAQUS;

    Abstract : Proplate, a world leading company, is expert on volume-based cutting and machining of both ordinary steel as well as stainless steel. One of Proplate’s mayor products is tension bars, which is a component made to balance high forces and give stability to structures such as cranes, buildings, bridges and much more. READ MORE

  6. 5. Hur kan inköpskostnaden på torr råvara för pelletstillverkning variera beroende på typ av råvara?

    University essay from SLU/Dept. of Forest Ecology and Management

    Author : Magdalena Olsson; [2015]
    Keywords : bioenergi; massaved; mätmetoder; statistisk jämförelse; torrhaltsinnehåll;

    Abstract : För att undersöka hur inköpskostnaden på torr råvara för pelletstillverkning hos Rindi Energi AB kan variera beroende på råvarutyp, gjordes mätningar och beräkningar på råvaran. Sex olika massavedstyper ingick i studien, där fukthalt och torrhalt mättes med två olika mätmetoder. READ MORE