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1. WO2020182339 - DRIVE SYSTEM COMPRISING A CONVERTER AND AN INVERTER FOR SUPPLYING POWER TO AN ELECTRIC MOTOR

Publication Number WO/2020/182339
Publication Date 17.09.2020
International Application No. PCT/EP2020/025069
International Filing Date 14.02.2020
IPC
H02M 1/12 2006.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
1Details of apparatus for conversion
12Arrangements for reducing harmonics from ac input or output
H02M 1/44 2007.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
1Details of apparatus for conversion
44Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
H02M 5/458 2006.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
5Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
40with intermediate conversion into dc
42by static converters
44using discharge tubes or semiconductor devices to convert the intermediate dc into ac
453using devices of a triode or transistor type requiring continuous application of a control signal
458using semiconductor devices only
H02M 7/48 2007.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
7Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
42Conversion of dc power input into ac power output without possibility of reversal
44by static converters
48using discharge tubes with control electrode or semiconductor devices with control electrode
H02P 27/06 2006.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
27Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
04using variable-frequency supply voltage, e.g. inverter or converter supply voltage
06using dc to ac converters or inverters
H02P 29/50 2016.01
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
29Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
50Reduction of harmonics
CPC
G06F 13/4072
GPHYSICS
06COMPUTING; CALCULATING; COUNTING
FELECTRIC DIGITAL DATA PROCESSING
13Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
38Information transfer, e.g. on bus
40Bus structure
4063Device-to-bus coupling
4068Electrical coupling
4072Drivers or receivers
H02M 1/12
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
1Details of apparatus for conversion
12Arrangements for reducing harmonics from ac input or output
H02M 1/126
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
1Details of apparatus for conversion
12Arrangements for reducing harmonics from ac input or output
126using passive filters
H02M 1/44
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
1Details of apparatus for conversion
44Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
H02M 2001/123
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
1Details of apparatus for conversion
12Arrangements for reducing harmonics from ac input or output
123Suppression of common mode voltage or current
H02M 5/4585
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
MAPPARATUS 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
5Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
40with intermediate conversion into dc
42by static converters
44using discharge tubes or semiconductor devices to convert the intermediate dc into ac
453using devices of a triode or transistor type requiring continuous application of a control signal
458using semiconductor devices only
4585having a rectifier with controlled elements
Applicants
  • SEW-EURODRIVE GMBH & CO. KG [DE]/[DE]
Inventors
  • KOLLAR, Hans, Jürgen
  • STAMM, Walter
  • STARK, Marcel
Priority Data
10 2019 001 583.508.03.2019DE
Publication Language German (DE)
Filing Language German (DE)
Designated States
Title
(DE) ANTRIEBSSYSTEM, AUFWEISEND EINEN WANDLER UND EINEN WECHSELRICHTER ZUR SPEISUNG EINES ELEKTROMOTORS
(EN) DRIVE SYSTEM COMPRISING A CONVERTER AND AN INVERTER FOR SUPPLYING POWER TO AN ELECTRIC MOTOR
(FR) SYSTÈME D’ENTRAÎNEMENT, PRÉSENTANT UN CONVERTISSEUR ET UN ONDULEUR POUR L’ALIMENTATION D’UN MOTEUR ÉLECTRIQUE
Abstract
(DE)
Antriebssystem, aufweisend einen Wandler, insbesondere AC/DC-Wandler, und einen Wechselrichter zur Speisung eines Elektromotors, der am wechselspannungsseitigen Anschluss des Wechselrichters elektrisch verbunden ist, wobei der gleichspannungsseitige Anschluss des Wechselrichters mit dem gleichspannungsseitigen Anschluss des Wandlers verbunden ist, wobei ein erstes Mittel zur Erfassung der am wechselspanungsseitigen Anschluss des Wandlers anliegenden Spannung mittels einer ersten Signalleitung mit einem Eingang eines ersten Analog-Digital-Wandlers einer Signalelektronik verbunden ist, wobei ein zweites Mittel zur Erfassung einer an einem Filter anliegenden Spannung, insbesondere Drehspannung mittels einer zweiten Signalleitung mit einem Eingang eines zweiten Analog-Digital-Wandlers der Signalelektronik verbindbar ist, wobei die Signalelektronik eine Ansteuerung für die Halbleiterschalter des Wandlers aufweist, wobei der Ausgang des ersten Analog-Digital-Wandlers und der Ausgang des zweiten Analog-Digital-Wandlers mit einem Vergleichsmittel der Signalelektronik verbunden ist, wobei abhängig vom Ausgangssignal des Vergleichsmittels ein Umschaltmittel der Signalelektronik die Betriebsart der Ansteuerung der Halbleiterschalter des Wandlers einstellt.
(EN)
The invention relates to a drive system comprising a converter, in particular an AC/DC converter, and an inverter for supplying power to an electric motor which is electrically connected to the AC voltage-side terminal of the inverter, wherein: the DC voltage-side terminal of the inverter is connected to the DC voltage-side terminal of the converter; a first means for detecting the voltage applied to the AC voltage-side terminal of the converter is connected to an input of a first analogue-to-digital converter of a signal electronics system by means of a first signal line; a second means for detecting a voltage, in particular a three-phase voltage, applied to a filter can be connected to an input of a second analogue-to-digital converter of the signal electronics system by means of a second signal line; the signal electronics system comprises an actuator for the semiconductor switch of the converter; the output of the first analogue-to-digital converter and the output of the second analogue-to-digital converter is connected to a comparison means of the signal electronics system; and a switching means of the signal electronics system adjusts the operating mode of the actuator of the semiconductor switches of the converter depending on the output signal of the comparison means.
(FR)
Système d’entraînement, présentant un convertisseur, en particulier un convertisseur CA/CC, et un onduleur pour l’alimentation d’un moteur électrique, qui est connecté électriquement au raccord côté tension alternative de l’onduleur, le raccord côté tension alternative de l’onduleur étant connecté au raccord côté tension continue du convertisseur, un premier moyen pour la détection de la tension appliquée au niveau du raccord côté tension alternative de l’onduleur etant connecté au moyen d’un premier câble de signaux à une entrée d’un premier convertisseur analogique-numérique d’une électronique de signalisation, un deuxième moyen pour la détection d’une tension appliquée au niveau d’un filtre, en particulier d’une tension triphasée, pouvant être connecté au moyen d’un deuxième câble de signaux à une entrée d’un deuxième convertisseur analogique-numérique de l'électronique de signalisation, l'électronique de signalisation présentant une commande pour les commutateurs à semi-conducteurs du convertisseur, la sortie du premier convertisseur analogique-numérique et la sortie du deuxième convertisseur analogique-numérique étant connectées à un moyen de comparaison de l'électronique de signalisation, en fonction du signal de sortie du moyen de comparaison un moyen de commutation de l'électronique de signalisation règle le mode de fonctionnement de la commande des commutateurs à semi-conducteurs du convertisseur.
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