Frekvensomriktare - med inriktning på framtagning av H-PFC för låg påverkan på det matande nätet enligt standard IEC 61000-3-2
This bachelor thesis was conducted by two students from Lunds University at ASSA ABLOY Entrance Systems in Landskrona, a company that develops and produces automatic entrance doors. We focused on their High performance product which is a high-speed roll-up door. The background for the thesis was that ASSA ABLOY had acquired several companies in different parts of the world and therefore also had d