Sökning: "Operating expenditure"

Visar resultat 1 - 5 av 13 uppsatser innehållade orden Operating expenditure.

  1. 1. Flexible Sector Coupling (FSC) of Electrical and Thermal Sectors via Thermal Energy Storage (TES) : A Case Study on Oskarshamn Energi

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

    Författare :Raúl Calvo García; Jose María Marín Arcos; [2023]
    Nyckelord :Flexible sector coupling FSC ; district heating DH ; thermal energy storage TES ; heat pump HP ; capacity optimization; dispatch optimization; open-access tools; Flexibel sektorkoppling; fjärrvärme; termisk energilagring; värmepump; kapacitetsoptimering; leveransoptimering; verktyg med öppen tillgång;

    Sammanfattning : The integration of distributed energy sources and systems is of high relevance for the transition towards a more sustainable energy system. Taking into consideration the  amount of emissions produced by the heating sector, which account for at least half of the energy demand in buildings, district heating systems have the potential to play a key role in the transition, by enabling the integration of various energy sources and provide flexible energy services to the grid. LÄS MER

  3. 2. Study on feasibility of small-scale pumped hydro storage- A case study in Sweden

    Master-uppsats, Lunds universitet/Institutionen för energivetenskaper

    Författare :Prashant Niroula; [2023]
    Nyckelord :energy storage; pumped hydropower; electricity market; investment; new technologies; feasibility; Technology and Engineering;

    Sammanfattning : The European union has been aggressively pushing forward with policies favoring renewable sources of energy. As a result, the share of intermittent renewables in the European power grid is rising and is expected to grow even more in the coming decade. The Swedish energy agency also forecast huge growth in wind power. LÄS MER

  4. 3. Deriving an Natural Language Processing inference Cost Model with Greenhouse Gas Accounting : Towards a sustainable usage of Machine Learning

    Uppsats för yrkesexamina på avancerad nivå, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Tom Axberg; [2022]
    Nyckelord :Machine Learning; Inference; Inferencing; Natural Language Processing; Pre-trained Language Model; Greenhouse Gas; Software Energy Measurement; Floating Point Operations; Green-AI; Green-IT; OPEX; Maskininlärning; Slutledning; Naturlig Språkbehandling; Förutbildad språkmodell; Växthusgas; Energimätning av Mjukvara; Green-AI; Green-IT. OPEX;

    Sammanfattning : The interest in using State-Of-The-Art (SOTA) Pre-Trained Language Model (PLM) in product development is growing. The fact that developers can use PLM has changed the way to build reliable models, and it is the go-to method for many companies and organizations. LÄS MER

  5. 4. Energy-Water-Agriculture Nexus Mini-grids to Power Rural Productive Hubs in Sub-Saharan Africa : A case study of Walta Jalala village in Bedeno Woreda of Ethiopia

    Master-uppsats, Högskolan Dalarna/Energiteknik

    Författare :Israel Biramo; [2020]
    Nyckelord :Sub-Saharan Africa; Ethiopia; Rural; Agriculture; Mini-grid; Productive use of energy; Lead acid battery; Li-ion battery;

    Sammanfattning : The thrive to achieve Sustainable Development Goal 7 is never been easy, and numbers are still showing that Sub-Saharan Africa is lagging in access to electricity index. Most of the energy poor communities residing in the rural part of the region, this by itself is a conundrum with multifaceted implications. LÄS MER

  7. 5. Venturing into Heavy Industry

    Master-uppsats, Lunds universitet/Internationella miljöinstitutet

    Författare :Jonathan Dennis; [2019]
    Nyckelord :Venture capital; cleantech; innovation; finance; investment; sustainability; Nordic region; Earth and Environmental Sciences;

    Sammanfattning : Venture capital (VC) plays a vital role in supporting the development of emerging startup innovation, including cleaner technologies better known as cleantech. The application of VC is, however, distributed unevenly across sectors of the economy, often overlooking difficult to innovate areas such as the industrial sectors. LÄS MER