Conversion of dc power input into dc power output

HELECTRICITY H02Electric power H02MAPPARATUS 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

H02M3/00Conversion of dc power input into dc power output

H02M3/005using Cuk converters H02M3/02without intermediate conversion into ac H02M3/04by static converters H02M3/06using resistors or capacitors H02M3/07using capacitors charged and discharged alternately by semiconductor devices with control electrode H02M3/073Charge pumps of the SCHENKEL type H02M3/08using discharge tubes without control electrode or semiconductor devices without control electrode H02M3/10using discharge tubes with control electrode or semiconductor devices with control electrode H02M3/125using devices of a thyratron or thyristor type requiring extinguishing means H02M3/13using discharge tubes only H02M3/135using semiconductor devices only H02M3/137with automatic control of output voltage or current H02M3/139with digital control H02M3/142including plural semiconductor devices as final control devices for a single load H02M3/145using devices of a triode or transistor type requiring continuous application of a control signal H02M3/15using discharge tubes only H02M3/155using semiconductor devices only H02M3/156with automatic control of output voltage or current H02M3/1563without using an external clock H02M3/157with digital control H02M3/158including plural semiconductor devices as final control devices for a single load H02M3/1582Buck-boost converters H02M3/1584with a plurality of power processing stages connected in parallel H02M3/1588comprising at least one synchronous rectifier element H02M3/16by dynamic converters H02M3/18using capacitors or batteries which are alternately charged and discharged H02M3/20by combination of static with dynamic converters by combination of dynamo-electric with other dynamic or static converters H02M3/22with intermediate conversion into ac H02M3/24by static converters H02M3/26using discharge tubes without control electrode or semiconductor devices without control electrode to produce the intermediate ac H02M3/28using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac H02M3/285Single converters with a plurality of output stages connected in parallel H02M3/305using devices of a thyratron or thyristor type requiring extinguishing means H02M3/31using discharge tubes only H02M3/315using semiconductor devices only H02M3/3155with automatic control of the output voltage or current H02M3/325using devices of a triode or a transistor type requiring continuous application of a control signal H02M3/33using discharge tubes only H02M3/335using semiconductor devices only H02M3/33507with automatic control of the output voltage or current H02M3/33515with digital control H02M3/33523with galvanic isolation between input and output H02M3/3353having at least two simultaneously operating switches on the input side H02M3/33538of the forward type H02M3/33546with automatic control of the output voltage or current H02M3/33553with galvanic isolation between input and output H02M3/33561having more than one ouput with independent control H02M3/33569having several active switching elements H02M3/33576having at least one active switching element at the secondary side of an isolation transformer H02M3/33584Bidirectional converters H02M3/33592having a synchronous rectifier circuit or a synchronous freewheeling circuit at the secondary side of an isolation transformer H02M3/337in push-pull configuration H02M3/3372of the parallel type H02M3/3374with preregulator H02M3/3376with automatic control of output voltage or current H02M3/3378in a push-pull configuration of the parallel type H02M3/338in a self-oscillating arrangement H02M3/3381using a single commutation path H02M3/3382in a push-pull circuit arrangement H02M3/3384of the parallel type H02M3/3385with automatic control of output voltage or current H02M3/3387in a push-pull configuration H02M3/3388of the parallel type H02M3/34by dynamic converters H02M3/36using mechanical parts to select progressively or to vary continuously the input potential H02M3/38using mechanical contact-making and -breaking parts to interrupt a single potential H02M3/40wherein the parts are rotating and collectors co-operate with brushes or rollers H02M3/42with electromagnetically-operated vibrating contacts H02M3/44by combination of static with dynamic converters by combination of dynamo-electric with other dynamic or static converters