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Verfahren zur ueberwindung von belastungsaenderungen u. -unregelmaessigkeiten an sauggeraeten wie z. b. staubsauger mit einer ueber frequenzumformung veraenderbaren antriebsdrehzahl
Quality testing of small heat pumps by means of standardized and field tests. Sub-project Durability 2007-2008; Qualitaetspruefung von Klein-Waermepumpen mittels Norm-und Feldmessungen. Teilprojekt Langzeitverhalten 2007-2008