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Michael Scholz & Frank Lanninger 
Einfaches Netzgerät mit Stabilisierschaltung [EPUB ebook] 

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Studienarbeit aus dem Jahr 2002 im Fachbereich Elektrotechnik, Note: 2, Hochschule Mannheim (FB Elektrotechnik), Sprache: Deutsch, Abstract: Im Allgemeinen haben Gleichrichterschaltungen die Aufgabe, Wechselspannungen in Gleichspannungen umzurichten.
Bei der Zweipuls-Brückenschaltung sind bedingt durch die sinusförmige Wechselspannung die der Transformator liefert abwechselnd immer zwei Dioden in Durchlassrichtung und zwei Dioden in Sperrrichtung geschaltet. In der Kennlinie wird deutlich, dass während der Gleichrichtung die negative Sinushalbwelle in den positiven Bereich geklappt wird. Auffällig hierbei ist jedoch die Lücke, die zwischen den Halbwellen entstanden ist (roter Kreis). Diese Lücke lässt sich dadurch erklären, dass die Dioden selbst eine gewisse Spannung benötigen, ehe sie durchschalten. Diese Spannung steht dann für den Rest der Schaltung nicht mehr zur Verfügung.

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Language German ● Format EPUB ● Pages 51 ● ISBN 9783638167819 ● File size 2.1 MB ● Publisher GRIN Verlag ● City München ● Country DE ● Published 2003 ● Edition 1 ● Downloadable 24 months ● Currency EUR ● ID 3639507 ● Copy protection without

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