Essays about: "överton"

Found 2 essays containing the word överton.

  1. 1. Quality Control in Aluminium Profiles : Non-destructive Methods using Non-linear Ultrasonic

    University essay from Blekinge Tekniska Högskola/Institutionen för maskinteknik

    Author : Viktor Svensson; Robin Raymundsson; [2023]
    Keywords : Acoustic; defect; detection; harmonic; Akustisk; defekt; detektion; överton;

    Abstract : When aluminium profiles are manufactured, defects may arise, especially when theprofiles are manufactured through extrusion. During the extrusion process, thesedefects occur on parts of the extruded material because of contaminates that needto be found. READ MORE

  3. 2. Active filter circuit and control methods to reduce energy storage

    University essay from KTH/Skolan för elektro- och systemteknik (EES)

    Author : Daniele Petrili; [2016]
    Keywords : ;

    Abstract : The high market demand for power electronics converters nowadays requires converters with high power quality, great reliability and low cost. However, there are several challenges related to these systems, one relevant example is the energy ripple in the DC bus for single phase converters which causes problems such as overheating and reduction of the capacitor lifetime. READ MORE