Patents from Dipl.-Ing Guenter Zwarg

Foto of Guenter Zwarg

Patents in English when available, otherwise in German

systems of Ventilation for electric Motors and Generators

US2012098383 A1 DE102009019295 A1	2011	Electric machine having a brush-slip ring device
EP2454801 B1 US9071097 B2 DE102009050004 A1	2010	Electric generator water cooled system for a hydro generator
DE10307813 B4	2007	Electric machine for wind power generator or pod drive in ship, has axial cooling channels arranged in rotor, forming closed cooling circuit (only in German)
US7161260 B2	2007	Wind power installation with separate primary and secondary cooling circuits
US2010232984 A1	2006	Compressor unit and use of a cooling medium
DE102004062162 A1	2004	Electrical machine, has pole winding support, and displacement bodies that are provided in pole gap, where bodies are arranged and designed such that they form cooling sections with exciter windings at their periphery (only in German)
DE19608286 B4	2004	Ventilation system for a tube mill rotor (only german)
DE10323010 A1	2003	Air-cooled electrical machine with ventilation fan fitted to rotor shaft and separate cooling paths for stator and rotor (only in German)
DE10260314 A1	2002	Electrical machine with winding head cooling, has winding with conductors in winding head radially separated in layer and/or separated by distance piece with at least one radial cooling channel (only in German)
DE10258192 A1	2002	Electric machine, has insulating spacers arranged in end-winding so that cooling medium can flow through end-winding in direction orthogonal to conductor direction (only german)
2002P16495 DE	2002	Einsatz von wärmeleitfähigen, elektrisch isolierenden Rohren zur Kühlung elektrischer Maschinen
2002P18403 DE	2002	Verbesserte Wickelkopfkühlung von elektrischen Maschinen durch Einsatz von Wicklungen in Litzentechnik
DE10246690 A1	2002	Wind turbine generator with closed ventilation system within generator housing allowing use in aggressive environment
2001E21264 DE	2001	Kühlung von Gondelantrieben im Bereich der Schiffsbefestigung
2001E21265 DE	2001	Kühlung von Gondelantrieben
201E21266 DE	2001	Wickelkopfkühlung von elektrischen Maschinen
2001E21263	2001	Dynamische Wärmetauscher
US6707217 B1 EP1177607 B1	2000	Electric machine with a slip and a brush holder
DE19923573 A1	1999	Axial plain bearing arrangement e.g. for mounting hydroelectric generating station generator support head (only in German)
DE19625122 A1	1996	Polyester condensate interceptor for dynamo (only in German)
EP0522210 A1	1995	Cooling system of a rotating electrical machine and electrical machine for carrying out such a system (only in German)
DE2633755 C3	1980	Schwungrad mit einer teilbar ausgeführten Abdeckung (Wasser-Mantelkühlung für ein großes Schwungrad)
EP0013658 B1	1979	Self-ventilated electrical machine (only in German)
DE2617661 A1	1977	Synchronous machine with air cooled pole wheel - has special channels delivering cooling air to pole windings and interpolar gaps (only in German)
US3928779 A1 DE2308541 A1	1974	Excitation winding arrangement for a salient pole electric machine

Motors and Generators

DE102005025944 A1	2005	Wind energy plant e.g. for wind plant, has wind wheel and propelled generator unit having stand and runner with stand arranged in housing cap and runner (only in german)
US7057305 B2 DE10233947 A1	2005	Wind power system has generator in gondola, turbine with rotor blade(s); generator has a closed primary cooling circuit; the gondola has an arrangement enabling cooling of primary cooling circuit
10 2004 005 543.2	2004	Getriebe-Generatoren mit permanenterregten Außenläufern für Windkraftanlagen großer Leistung
P 23 08 541.8	2004	Erreger-Scheibenspulen für Polwicklungen elektrischer Maschinen
DBP 1 945 801	1973	Kondensat-Tropfschutz für Gas/Wasser-Kühler
DBP 1 945 801	1969	Anordnung zur schleifringlosen Erregung einer Synchronmaschine

§ Measurement methods for Motors and Generators

DE102004054581 B4	2007	Measuring system comprising a rotating dectection device especially for use in a motor or a generator (only in German)
US2009021121 A1 DE102005007371 A1	2005	Electrical Machine relates to an electrical machine with a stator and a rotor, the rotor having a winding system and being provided with a measuring/control system
EP2005055693	2006	Telemetrische Signalübertragung mittels konventioneller Funk-Datenübertragungssysteme
DE10054369 B4	2005	Collection of data from a rotor of a dynamo-electric or gas turbine rotating machine, uses a rod, carrying three sensors, inserted into rotor shaft and connected to external processor by cable (only in German)
G77085291	1997	Sonde zur Druckmessung im Luftspalt einer elektrischen Maschine

§ Shaft-mounted fans

DE102005045550 A1	2005	Measuring system comprising a rotating detection device especially for use in a motor or a generator (only in German)
10 2004 033 839	2005	Schaft mit Außenkonus und Mutter mit korrespondierendem Innenkonus
2001E17330 DE	2001	Federdichtung
DE4332148 C1	1995	Device for fastening a shank to the periphery of a supporting body (only in German)
DE4116907 A1	1992	Coupling device for a shank on the periphery of a rotating body (only in German)
882214786	1982	Radiallüfter zur Kühlung einer elektrischen Maschine (Radialwellenlüfter für Wasserkraftmaschinen mit verlängerbaren Lüfterschaufeln)
EP 80730001.7	1980	Zweiflutiger Axiallüfter mit Lufttrennrohr