Have some experiences with invertors, specifically 50kVA static invertors for seam welder application (aerosol cans and stuff).<br>
Dedicated 3-phase PWM ic's are available from Siemens and<br>
GEC (MA828), these interface readily with any cpu or microcontroller with minimal software overhead...
Require a passive alternative to pfc as opposed to the switch mode option. International Rectifier app.note AN998 briefly describes a technique "Valley-Fill Passive PFC". I am searching for more details on this. Any experiences or literature references would be welcomed.<br>
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Thanks<br>...
Hello All<br>
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Have just joined this forum. Rather dissapointed to note so little activety - with postings separated by several months!<br>
I am experienced in analog, proximity sensors, power electronics, embedded systems, hardware and such and am really keen to see this forum work for...