Sökning: "sänkning av last"

Visar resultat 1 - 5 av 21 uppsatser innehållade orden sänkning av last.

  1. 1. Electricity Contract Comparisons and Cost-Saving Strategies for Private Consumers in SE3, Sweden 2022

    Kandidat-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Jakob Kiderud; Sara Johansson; Tobias Enhörning; [2023]
    Nyckelord :;

    Sammanfattning : 2022 was an unusual year in the electricity market, with volatile and high electricity prices.The question of which type of electricity contract is the best based on one's electricityconsumption pattern became more relevant for many, especially for people with a largeelectricity consumption. LÄS MER

  3. 2. Effects of 100 years of drainage on peat properties in a drained peatland forests in northern Sweden

    Master-uppsats, SLU/Dept. of Forest Ecology and Management

    Författare :Mikaela Casselgård; [2020]
    Nyckelord :ash content; biodiversity; bulk density; carbon; climate; compaction; ditch; drainage; greenhouse gas emissions; groundwater level; isotopes; nitrogen; peatland; restoration;

    Sammanfattning : Natural peatlands provide a small but persistent long-term carbon (C) sink. However, within the last century their extent in Sweden has declined by about 1.5-2.0 million hectares due to drainage activities. LÄS MER

  4. 3. Effekt av magnesiumsupplement på insulinresistens hos

    Kandidat-uppsats, Göteborgs universitet/Institutionen för medicin

    Författare :Ida Sigvardsson; Fanny Moberg; [2019-06-25]
    Nyckelord :Magnesium; insulinresistens; oral supplementering; Magnesium; insulin resistance; oral supplementation;

    Sammanfattning : Bakgrund Nära 800 miljoner människor världen över lever med prediabetes eller diagnostiserad diabetes typ 2. Magnesium har en betydande roll för glukosmetabolismen och hypomagnesemi har setts vara vanligt förekommande vid förekomst av insulinresistens. LÄS MER

  5. 4. The Impact of Voltage Dip Characteristics on Low Voltage Ride Through of DFIG-based Wind Turbines

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Cheng Chen; [2019]
    Nyckelord :DFIG; wind power; low voltage ride through; power quality; voltage dip;

    Sammanfattning : In last decade, there is a large increase in installed capacity of wind power. Asmore wind power is integrated into utility networks, related technologychallenges draw much attention. The doubly fed induction generator (DFIG) isthe mainstream choice for wind turbine generator (WTG) in current market andthe object of this thesis. LÄS MER

  7. 5. Optimering av last och produktion i Gävles fjärrvärmenät : Reducering av effekttoppar via värmelagring i byggnader

    Kandidat-uppsats, Högskolan i Gävle/Energisystem och byggnadsteknik

    Författare :Fredrik Elofsson; [2019]
    Nyckelord :District heating; load management; peak shaving; heat load reduction; thermal storage; smart energy system; Fjärrvärme; laststyrning; effekttoppar; värmelagring; smarta energisystem;

    Sammanfattning : District heating is today the most common way of providing a building with heat and hot water in Sweden. It is an environmentally friendly product mostly used with renewable fuel. However, at power peaks most companies use production units that are more expensive and worse for the environment and should therefore be avoided as much as possible. LÄS MER