CONTROL OF AUXILIARY-ASSISTED DC-DC CONVERTER

A method, power converter and controller are disclosed for controlling a power converter having a main converter connected between a first input voltage and a ground and having a main output at an output terminal, an auxiliary converter connected between a second input voltage and the ground and hav...

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Bibliographische Detailangaben
Hauptverfasser:	VILAR PIQUE, Gerard, PIGOTT, John, EL SHERIF, Alaa Eldin Y, KHAN, Nameer Ahmed, BERGVELD, Hendrik Johannes, TRESCASES, Olivier
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION
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Beschreibung
Zusammenfassung:	A method, power converter and controller are disclosed for controlling a power converter having a main converter connected between a first input voltage and a ground and having a main output at an output terminal, an auxiliary converter connected between a second input voltage and the ground and having an auxiliary output, an output capacitor connected between the main output terminal and a ground, and an auxiliary capacitor connected between the auxiliary output and the main output terminal; and a controller; the method comprising: operating the main converter at a first frequency, operating the auxiliary converter at a second frequency; controlling the main converter to control the voltage at the auxiliary output; and controlling the auxiliary converter to control the voltage at the main output.