Essays about: "electric breakdown"

Showing result 1 - 5 of 18 essays containing the words electric breakdown.

  1. 1. Tribological characterization of a ball bearing subjected to an electric field : Electric drivetrain tribology

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

    Author : Muhammad Umar Farooq; [2023]
    Keywords : Ball bearing; electric drivetrain; tribology; electric field; characterization; bearing currents; discharge;

    Abstract : Electric machines are widely used in for instance the automotive industry in electric vehicles and in wind turbines. The electrical machines have mechanical bearings as an integral part used to transmit power and load. In addition, the main function includes reducing friction between interacting surfaces. READ MORE

  3. 2. Discharge and Flame Chemistry in Lithium-Ion Battery Vent Gases : Investigations using Breakdown Experiments with Laser-Based Diagnostics

    University essay from Lunds universitet/Förbränningsfysik; Lunds universitet/Fysiska institutionen

    Author : Julia Lövgren; [2023]
    Keywords : PLIF; Laser-induced fluorescence; Laser-based diagnostics; Combustion; Lithium-ion battery; Physics and Astronomy;

    Abstract : Due to the environmental impact of fossil fuels, there has been a growing interest in lithium-ion batteries for electric vehicles. However, safety concerns have arisen regarding potential fire hazards associated with the vent gases of these batteries. READ MORE

  4. 3. Control of distributed energy storage and EVs in building communities

    University essay from Högskolan Dalarna/Institutionen för information och teknik

    Author : Kweku Zigga; Usman Nasir; [2023]
    Keywords : Distributed energy storage systems DESS ; Electric Vehicles EVS ; Non coordinated control approach; Top-down control approaches; Bottom-up control approach; Renewable energy;

    Abstract : This study delves into the comparative operational effectiveness of non-coordinated, bottom-up, and top-down coordinated control models within Distributed Energy Storage Systems (DESS) and Electric Vehicle (EV) networks. Employing meticulous data analysis, this research evaluates power demand and supply dynamics within the infrastructure and buildings, aiming to optimize energy usage and storage. READ MORE

  5. 4. Electrical Discharge Interaction with Lithium-Ion Battery Vent Gases: Investigations using High-Speed Imaging and Breakdown Analysis

    University essay from Lunds universitet/Institutionen för energivetenskaper

    Author : Alexander Petersson; [2023]
    Keywords : Electrical Discharge; Electrical Arc; Spark Discharge; Combustion; Ignition; Lithium-Ion Battery; Thermal Runaway; Vent Gases; Breakdown Voltage; Ionization; High-Speed Imaging; Technology and Engineering; Chemistry;

    Abstract : The increasing drive for sustainable and eco-friendly transportation has made the electrification of cars a top priority in the energy and transportation sectors. Ensuring the safety of electrical vehicle (EV) batteries is of the utmost importance. READ MORE

  6. 5. Micro- / Meso- Scale Dielectric Strength Testing of Fibre Composites

    University essay from Umeå universitet/Institutionen för fysik

    Author : Johannes Fernberg; [2022]
    Keywords : Dielectric strength; composite; GFRP; glassfibre; composite microstructure; FEA; electric breakdown; single fibre;

    Abstract : Glass fibre composites are common materials used in high voltage applications as insulating materials that provide good structural integrity. The aim of this thesis is to develop a method of studying the failure in such materials by measuring the dielectric strength on micro- and meso- scale samples, consisting of single fibre filaments and fibre bundles respectively embedded in epoxy resin. READ MORE