Essays about: "jonathan nordenholm"

Found 2 essays containing the words jonathan nordenholm.

  1. 1. Research and Testing of an Electromechanical solution for Vibration Assisted Drilling of Aerospace Materials

    University essay from Uppsala universitet/Solcellsteknik

    Author : Jonathan Nordenholm; [2020]
    Keywords : vibration; drilling; chips; aerospace; advanced drilling unit;

    Abstract : This thesis considers vibration drilling in aerospace materials. The tolerances of the drilled holes in aerospace industry are very low since hole quality is an important factor. Conventional methods of drilling create long ribbon formed chips that increases the heat formation and decreases the hole quality. READ MORE

  3. 2. Simulation and Construction of a Half-Bridge Class D Audio Amplifier

    University essay from Uppsala universitet/Fasta tillståndets elektronik

    Author : Johan Engstrand; Niklas Kavathatzopoulos; Jonathan Nordenholm; [2018]
    Keywords : amplifier; class D; half-bridge; simulation; LTspice; KiCad; förstärkare; klass D; halvbrygga;

    Abstract : Usage of class D audio amplifiers has become increasingly widespread in recent years, mainly due to their high efficiency, which can reach almost 100 %. Class D amplifiers can also be compact, making them suitable for mobile applications. In contrast, the most efficient conventional amplifiers such as class B can reach a maximum efficiency of 78. READ MORE