Essays about: "Multilevel models"

Showing result 6 - 10 of 27 essays containing the words Multilevel models.

  1. 6. Personality and Cognitive Aging - A Population-Based Longitudinal Study

    University essay from Göteborgs universitet/Psykologiska institutionen

    Author : Karin Durehed; [2021-06-22]
    Keywords : ;

    Abstract : We investigated effects of Extraversion, Neuroticism, and the Lie scale, from the Eysenck Personality Inventory (EPI), on level and change in late life cognition. The data (N=554) were drawn from two birth cohorts (1901/02, 1906/07) as part of the Gothenburg H70 study, where cognition was subsequently measured on five tests at ages 70, 75, and 79. READ MORE

  3. 7. Business Models for Energy Communities : A Case Study on the Swedish Market

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

    Author : Eric Hartmanis; Robin Lindblom; [2021]
    Keywords : Energy Communities; Prosumer; Business Models; Energy Systems; Renewable Energy; Photovoltaics; Lack of Grid Capacity; Energisamhällen; Energigemenskaper; Prosumer; Affärsmodell; Energisystem; Förnyelsebar Energi; Solceller; Effektbrist; Kapacitetsbrist;

    Abstract : Global warming is one of our time’s most pressing issues and the energy industry is the leading cause. In the current Swedish electricity systems, individual consumers hold little to no power as the system is inherently centralized, with large incumbent actors. READ MORE

  4. 8. Transmission Systems for Grid Connection of Offshore Wind Farms : HVAC vs HVDC Breaking Point

    University essay from

    Author : Jesper Larsson; [2021]
    Keywords : Wind power; Offshore wind; Power systems; Transmission; HVAC; Reactive power; HVDC; VSC; MMC; Breaking point; LCOE; NPV;

    Abstract : Offshore wind is rapidly growing and optimised grid connections are crucial for its success. Generally, costs and losses are higher for HVDC at short distances due to the converters, while HVAC costs and losses increase more rapidly with distance due to the ac cables. READ MORE

  5. 9. Multilevel Cox Regression of Transition to Parenthood among Ethiopian Women

    University essay from Stockholms universitet/Statistiska institutionen

    Author : Amanda Akinyi Lagehäll; Elelta Yemane; [2021]
    Keywords : ;

    Abstract : The birth of the first child is a special event for a mother whose life can change dramatically. In Ethiopia women’s timing to enter motherhood vary between the regions. READ MORE

  6. 10. System and Actor Level Analysis of Potentially Disruptive Wastewater Heat Recovery Technologies in Buildings : A Stockholm Case Study

    University essay from KTH/Uthålliga byggnadssystem

    Author : Walter Deltin; [2020]
    Keywords : wastewater heat recovery; green buildings; sustainable urban development; interface misalignment; critical interface; system analysis; niche; regime; värmeåtervinning av spillvatten; byggnader; energieffektivisering; hållbar stadsutveckling; systemanalys;

    Abstract : This thesis presents a system and actor level analysis of wastewater heat recovery in buildings, using two case studies in Stockholm, Sweden. The choice of these case studies was to cover the installation of WWHR in both commercial and residential buildings. READ MORE