Essays about: "VTI"

Showing result 1 - 5 of 27 essays containing the word VTI.

  1. 1. Detection of driver sleepiness during daylight and darkness

    University essay from Linköpings universitet/Institutionen för medicinsk teknik

    Author : Johanna Eklind; Amanda Meyerson; [2023]
    Keywords : Driver sleepiness; daylight; darkness; driving simulator study; ecg; eog; signal processing; exploratory analysis; statistical analysis; ANOVA; biomedical engineering;

    Abstract : Driving sleepiness is a serious problem worldwide. It is of interest to develop reliable sleepiness detection systems to implement in vehicles, and for such a system both physi-ological data and driver performance data can be used. READ MORE

  3. 2. Assessment of aggregate structure in porous asphalt using X-ray computed tomography

    University essay from KTH/Väg- och banteknik

    Author : Mari Haagenrud Matsson; Malex Love Valdemar Åkerblom; [2023]
    Keywords : Tomography; non-destructive testing; destructive testing; air voids content; aggregate size distribution; porous asphalt;

    Abstract : X-ray computed tomography is a technique that has been successfully utilized to characterize internal microstructure of asphalt mixtures. The city of Linköping (Sweden) developed an action plan to reduce noise; accordingly KTH and VTI developed a method to determine air void content in porous asphalt using x-ray computed tomography and an image processing software called ImageJ. READ MORE

  4. 3. Cryptocurrencies and Market Indices: A Markowitz Portfolio Optimization Problem

    University essay from Lunds universitet/Nationalekonomiska institutionen

    Author : Espen Lever; [2022]
    Keywords : Cryptocurrency; Bitcoin; Ethereum; Sharpe ratio; Market index; Business and Economics;

    Abstract : This thesis will explore the role of cryptocurrencies in a market index portfolio. The portfolios of a mix of Bitcoin, Ether and the market indices S&P 500, OMXS30 and VTI will be examined and optimized to maximize the Sharpe ratio. READ MORE

  5. 4. Potential for upscaling the use of light electric freight vehicles in sustainable last mile deliveries - Conducted at VTI

    University essay from Göteborgs universitet/Graduate School

    Author : Jens Collvin; Taima El Elawi; [2021-06-11]
    Keywords : LEFVs; City Logistics; Urban Areas; Supply Chain Management; Urban Consolidation Centres;

    Abstract : The last mile logistics is known to be the most costly and most polluting part of the supply chain. The last mile logistics contribute with high emissions, congestion and safety issues in urban areas. Recently, the number of deliveries in urban areas have increased and it is common for residents to order merchandise online. READ MORE

  6. 5. Rear end crash simulation using Human Body Models : An investigation of the design of seat structure using a 50th percentile female Human Body Model

    University essay from Luleå tekniska universitet/Institutionen för teknikvetenskap och matematik

    Author : Jacob Fagerström; [2020]
    Keywords : Human body model; Car crash; Finite element method;

    Abstract : In this master thesis it have been investigated how the stiffness of a seat affect the risk of neck injuries, e.g whiplash associated disorders, in a rear end low velocity car collision using a female human body model, HBM, and if dividing the seat into several sections with different stiffnesses. READ MORE