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H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
H02M7/02—Conversion of AC power input into DC power output without possibility of reversal
H02M7/40—Conversion of AC power input into DC power output without possibility of reversal by combination of static with dynamic converters; by combination of dynamo-electric with other dynamic or static converters
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Engineering & Computer Science
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Power Engineering
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Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches
(AREA)
Zusatzeinrichtung zur Benutzung von Roentgendiagnostikanlagen mit einem von einem Hochspannungstransformator gespeisten Zellengleichrichter fuer Therapiezwecke
Verfahren zur Regelung der Drehzahl von laeufergespeisten Drehstromnebenschlussmotoren mit doppeltem Buerstensatz mittels abwechselnder Reihen- und Parallelschaltung derStaenderwicklung
Verfahren zur Ableitung einer die Phasenlage zwischen einer Spannung (bzw. einem Strom) einer hoeheren Frequenz und charakteristischen Punkten der Periode einer Spannung (bzw. eines Stromes) einer tieferen Frequenz abbildenden elektrischen Groesse