Search for dissertations about: "Linear generators"

Showing result 1 - 5 of 48 swedish dissertations containing the words Linear generators.

  1. 1. Hydromechanical simulations of wave energy conversion : Linear aspects

    University dissertation from Uppsala : Uppsala universitet

    Author : Linnea Sjökvist; Uppsala universitet.; [2014]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

    Abstract : Hydrodynamic simulations of buoy movement is crucial when designing a point absorbing wave power plant. The wave energy converter (WEC) that is developed in the Lysekil project by Uppsala University is studied in this thesis. READ MORE

  2. 2. Electromagnetic Analysis of Hydroelectric Generators

    University dissertation from Uppsala : Acta Universitatis Upsaliensis

    Author : Martin Ranlöf; Uppsala universitet.; [2011]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Contra-rotating rotors; damping torque; damper winding; finite element method; hydroelectric generators; permeance model; pole shoe shape; rotational losses; single machine infinite bus; slot ripple; synchronizing torque; synchronous machines; voltage waveform.; TECHNOLOGY Engineering physics; TEKNIKVETENSKAP Teknisk fysik; Engineering Science with specialization in Science of Electricity; Teknisk fysik med inriktning mot elektricitetslära;

    Abstract : Hydropower maintains its position as the most important source of renewable electric energy in the world. The efficiency of large hydropower plants is unsurpassed, and after more than hundred years of development, the technology is mature and highly reliable. READ MORE

  3. 3. Automated Production Technologies and Measurement Systems for Ferrite Magnetized Linear Generators

    University dissertation from Uppsala : Acta Universitatis Upsaliensis

    Author : Tobias Kamf; Uppsala universitet.; [2017]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; industrial robotics; automation; self-sensing; calibration; ferrite; linear generator; wave energy; offshore; measurements; electronics; kinetic energy storage; reluctance motor; Engineering Science with specialization in Science of Electricity; Teknisk fysik med inriktning mot elektricitetslära;

    Abstract : The interest in breaking the historical dependence on fossil energy and begin moving towards more renewable energy sources is rising worldwide. This is largely due to uncertainties in the future supply of fossil fuels and the rising concerns about humanity’s role in the currently ongoing climate changes. READ MORE

  4. 4. Electromagnetic Energy Converters - Rotating Motors and Linear Generators

    University dissertation from Uppsala : Institutionen för teknikvetenskaper, Uppsala universitet

    Author : Boel Ekergård; Uppsala universitet.; [2011]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

    Abstract : This licentiate thesis presents a study of the electromagnetic properties of linear synchronous permanent magnet generators, utilized in wave energy converters, and a two pole permanent magnet motor for an electrical vehicle. Both machine topologies are presented, designed with a numerical simulation tool, based on a model derived from Maxwell’s equations. READ MORE

  5. 5. A Low-Leakage Linear Transverse-Flux Machine for a Free-Piston Generator

    University dissertation from Stockholm : Elektrotekniska system

    Author : Waqas Arshad; KTH.; [2003]
    Keywords : Free-piston generators; linear machines; transverse-flux machines; hybrid vehicles; electrical machines design;

    Abstract : The presented work is about a new low-leakage lineartransverse-flux electrical machine.The machine is dimensionedfor a free-piston generator. The intended application is inseries-hybrid vehicles. The free-piston generator is anintegration of a free-piston combustion engine with a linearelectrical machine. READ MORE