Essays about: "Àlternative energy"

Showing result 6 - 10 of 1006 essays containing the words Àlternative energy.

  1. 6. Inductive fast charging of IoT devices : An in-depth analysis of short-range wireless charging technologies based on induction

    University essay from Umeå universitet/Institutionen för fysik

    Author : Franz Wikner; [2024]
    Keywords : Electromagnetic power transfer; Inductive power transfer; Short distance WPT;

    Abstract : In the era of Internet of things (IoT), sensor-equipped devices exchange data over networks. In battery powered IoT devices, the lifespan of the devices is often much longer than the battery life, leading to multiple costly and environmentally hazardous battery replacements during the operational life of the devices. READ MORE

  3. 7. A Novel Method for Measuring Low Energy Excitations with BLS

    University essay from Uppsala universitet/Materialfysik

    Author : Christopher Borchert; [2024]
    Keywords : ;

    Abstract : This report presents the work done on an optical setup combining Raman and BLS spectroscopy and discusses the achieved improvements of the system. After some general optimization and minor redesigning, a new alternative beam path was implemented. READ MORE

  4. 8. If Trees Could Talk - Dendrochemistry, a Promising Method for Understanding Pollution History

    University essay from Göteborgs universitet/Institutionen för geovetenskaper

    Author : Jonatan Uusitalo; [2023-08-17]
    Keywords : ;

    Abstract : Heavy metal pollution presents a significant environmental challenge in the Anthropocene era, and understanding pollution history is crucial to address historical pollution and implementing effective mitigation measures. This study stands among a few comprehensive dendrochemical investigations that utilized an extensive dataset and energy dispersive X-ray fluorescence (EDXRF) technique to reconstruct the contamination history of As, Cd, Cu, Ni, Pb, and Zn, with a focus on Cu. READ MORE

  5. 9. High-Temperature Thermal Energy Storage for Innovative Hybrid CSP/PV Plants : A Comprehensive Design Optimization

    University essay from KTH/Energiteknik

    Author : Lorenzo Centonze; [2023]
    Keywords : ;

    Abstract : By means of a literature review, critical parameters in the context of thermal energy storage systems, particularly packed bed thermal energy storage systems are identified. The goals of this thesis project are to come up with an optimized design for a PBSTES and to evaluate the thermal performance of alternative storage materials derived from byproducts of industrial processes and natural rocks in order to reduce the environmental impact of the designed system. READ MORE

  6. 10. Brewing a Low-Alcohol Dark Wheat Beer: A Healthy Alternative with Potential on the Swedish Market

    University essay from KTH/Kemiteknik

    Author : Sofia Wedin; Rondk Weira Salim; Viktor Karlsen; [2023]
    Keywords : Öl; Ölbryggning; Veteöl; Lättöl; Bryggningsprocess;

    Abstract : Mängden öl som köps i Sverige har ökat mellan åren 2016–2021. Både försäljningen av öl med en alkoholhalt över 3,5 procent (starköl), och öl under 3,5% (lätt- och folköl) ökade betydligt. READ MORE