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Inftech."],"published-print":{"date-parts":[[2018,12]]},"abstract":"<jats:title>Zusammenfassung<\/jats:title><jats:p>Vermaschte Hochspannungs-Gleichstrom-Netze werden in der Zukunft bei der elektrischen Energie\u00fcbertragung eine bedeutende Rolle spielen. Netzgef\u00fchrte Umrichter, wie sie heute standardm\u00e4\u00dfig bei leistungsstarken HG\u00dc-Verbindungen zum Einsatz kommen, werden durch selbstgef\u00fchrte Umrichter abgel\u00f6st und erm\u00f6glichen einen einfacheren Mehr-Stationen-Betrieb. Um einzelne, unabh\u00e4ngig entstandene Gleichstromsysteme mit unterschiedlicher Nennspannung verbinden zu k\u00f6nnen, ist die Entwicklung von Hochspannungs-Gleichstromwandlern notwendig. In der vorliegenden Publikation werden grunds\u00e4tzliche \u00dcberlegungen zu Topologie und Regelung angestellt und ein Demonstrator vorgestellt, der im Rahmen des instituts\u00fcbergreifenden Forschungsprojektes \u201eGriDConv\u201c an der Technischen Universit\u00e4t Graz entworfen und gebaut wurde. Die Anlage ist als hybrider, kaskadierter 2-Stufen DC-DC-Wandler mit drei Zweigen ausgef\u00fchrt. Damit sollen das Funktionsprinzip sowie ausgew\u00e4hlte Regelfunktionalit\u00e4ten im Laborma\u00dfstab demonstriert werden. Die Eckdaten dieses Demonstrators wurden mit Nennspannungen von 800\u00a0V oberspannungsseitig, 500\u00a0V unterspannungsseitig und einer \u00dcbertragungsleistung von 50\u00a0kW festgelegt. Einen wesentlichen Punkt stellt die elektromagnetische Vertr\u00e4glichkeit (EMV) der Anordnung dar. Unterschiedliche Ma\u00dfnahmen zur Verbesserung der EMV k\u00f6nnen mit dem Demonstrator hinsichtlich ihrer Wirksamkeit untersucht werden.<\/jats:p>","DOI":"10.1007\/s00502-018-0657-9","type":"journal-article","created":{"date-parts":[[2018,11,26]],"date-time":"2018-11-26T08:29:41Z","timestamp":1543220981000},"page":"497-506","update-policy":"http:\/\/dx.doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Innovativer HVDC-DC-Wandler f\u00fcr Hochspannungs-Gleichstrom-Netze \u2013 Grunds\u00e4tzliche \u00dcberlegungen zu Topologie, Regelung und elektromagnetischer Vertr\u00e4glichkeit","Innovative HVDC-DC-converter for high-voltage DC-grids\u2014basic considerations of topology, control and electromagnetic compatibility"],"prefix":"10.1007","volume":"135","author":[{"given":"Herwig","family":"Renner","sequence":"first","affiliation":[]},{"given":"Uwe","family":"Schichler","sequence":"additional","affiliation":[]},{"given":"Klaus","family":"Krischan","sequence":"additional","affiliation":[]},{"given":"Bernd","family":"Deutschmann","sequence":"additional","affiliation":[]},{"given":"Bernhard","family":"Auinger","sequence":"additional","affiliation":[]},{"given":"Martin","family":"Horn","sequence":"additional","affiliation":[]},{"given":"Markus","family":"Reichhartinger","sequence":"additional","affiliation":[]},{"given":"Franz","family":"Vollmaier","sequence":"additional","affiliation":[]}],"member":"297","published-online":{"date-parts":[[2018,11,26]]},"reference":[{"key":"657_CR1","volume-title":"IEEE power and energy society general meeting","author":"P. 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