DE102011083645A1 - Charging device for rechargeable battery used in electric vehicle, has three-phase rectifier connected in downstream of three-phase transformer to convert third three-phase alternating current into direct current for charging battery - Google Patents
Charging device for rechargeable battery used in electric vehicle, has three-phase rectifier connected in downstream of three-phase transformer to convert third three-phase alternating current into direct current for charging battery Download PDFInfo
- Publication number
- DE102011083645A1 DE102011083645A1 DE102011083645A DE102011083645A DE102011083645A1 DE 102011083645 A1 DE102011083645 A1 DE 102011083645A1 DE 102011083645 A DE102011083645 A DE 102011083645A DE 102011083645 A DE102011083645 A DE 102011083645A DE 102011083645 A1 DE102011083645 A1 DE 102011083645A1
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- Germany
- Prior art keywords
- phase
- alternating current
- charging device
- matrix
- transformer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
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- H—ELECTRICITY
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/225—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode comprising two stages of AC-AC conversion, e.g. having a high frequency intermediate link
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- H—ELECTRICITY
- 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
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
-
- H—ELECTRICITY
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Die Erfindung bezieht sich auf eine Anordnung zum Laden von wiederaufladbaren Batterien. The invention relates to an arrangement for charging rechargeable batteries.
In vielen Applikationen, wie insbesondere in der Automobiltechnik, ist der Einsatz wiederaufladbarer Batterien sinnvoll oder gar notwendig. Dabei spielt es keine Rolle, ob die Batterien und die zugehörige Anordnung zum Laden in stationären oder mobilen Applikationen zum Einsatz kommen. In vielen Fällen kommen die Batterien in Verbindung mit so genannten Smart-Grids (intelligenten Stromnetzen) zum Einsatz. Diese umfassen allgemein die kommunikative Vernetzung und Steuerung von Einheiten wie etwa Stromerzeugern, Speichern, elektrischen Verbrauchern und Netzbetriebsmitteln in Energieübertragungs- und Energieverteilungsnetzen der Elektrizitätsversorgung, wodurch eine Optimierung und Überwachung der miteinander verbundenen Einheiten ermöglicht wird. In many applications, such as in particular in the automotive industry, the use of rechargeable batteries makes sense or even necessary. It does not matter whether the batteries and the associated arrangement for charging in stationary or mobile applications are used. In many cases, the batteries are used in conjunction with so-called smart grids (smart grids). These generally include communicatively networking and controlling units such as power generators, storage, electrical loads, and network resources in power transmission and power distribution networks of the electricity supply, thereby enabling optimization and monitoring of the interconnected units.
Eine bekannte Lösung sieht die Verwendung einer H-Brücke vor, die einen Transformator mit hochfrequenter Rechteckspannung speist. Aufgrund der hohen Betriebsfrequenz kann der Transformator eine kompakte Bauform aufweisen. Jedoch ergeben sich durch die verwendete, hochfrequente Rechteckspannung erhebliche Probleme bei der elektromagnetischen Verträglichkeit (EMV). Die elektromagnetische Verträglichkeit kennzeichnet üblicherweise den erwünschten Zustand, dass sich technische Geräte einander nicht gegenseitig mittels ungewollter elektrischer oder elektromagnetischer Effekte störend beeinflussen. One known solution involves the use of an H-bridge which feeds a transformer with high-frequency square-wave voltage. Due to the high operating frequency of the transformer may have a compact design. However, the high-frequency square-wave voltage used causes considerable problems with electromagnetic compatibility (EMC). The electromagnetic compatibility usually characterizes the desired state that technical devices do not interfere with each other by means of unwanted electrical or electromagnetic effects disturbing each other.
Eine weitere bekannte Lösung sieht die Verwendung eines sinusförmig aber niederfrequent betriebenen Transformators vor. Die Signale weisen somit keine steilen Flanken mehr auf und die EMV ist deutlich verbessert. Aufgrund der sehr niedrigen Frequenzen weist jedoch der Transformator eine sehr große Bauform auf und ist dadurch sehr teuer. Another known solution provides for the use of a sinusoidal but low-frequency operated transformer. The signals therefore no longer have steep edges and the EMC is significantly improved. Due to the very low frequencies, however, the transformer has a very large design and is therefore very expensive.
In der Patentanmeldung
Aufgabe der Erfindung ist es, eine Anordnung zum Laden von Batterien bereit zustellen, welche gegenüber heute gängigen Lösungen verbessert ist und die Verwendung eines möglichst kleinen Transformators bei möglichst geringen EMV-Problemen ermöglicht. The object of the invention is to provide an arrangement for charging batteries ready, which is improved over today's common solutions and allows the use of the smallest possible transformer with the lowest possible EMC problems.
Diese Aufgabe wird durch eine Ladevorrichtung gemäß Anspruch 1 gelöst. Ausgestaltungen und Weiterbildungen des Erfindungsgedankens sind Gegenstand von abhängigen Ansprüchen. This object is achieved by a charging device according to
Eine hierin beschriebene Ladevorrichtung für wiederaufladbare Batterien weist einen Matrix-Umrichter auf, der aus einer ihm zugeführten Dreiphasenwechselspannung eine demgegenüber in Amplitude und Frequenz veränderte zweite Dreiphasenwechselspannung generiert. Des Weiteren weist die Ladevorrichtung einen dem Matrix-Umrichter nachgeschalteten Drehstromtransformator auf, der einen von dem zweiten Dreiphasenwechselstrom galvanisch getrennten dritten Dreiphasenwechselstrom bereitstellt. Dem Drehstromtransformator ist ein Dreiphasengleichrichter nachgeschaltet, der den dritten Dreiphasenwechselstrom in einen einzelnen Gleichstrom zur Ladung der Batterie umwandelt. A charging device for rechargeable batteries described herein has a matrix converter which generates from a three-phase alternating voltage fed thereto a second three-phase alternating voltage, which in contrast is changed in amplitude and frequency. Furthermore, the charging device has a three-phase transformer connected downstream of the matrix converter, which provides a third three-phase alternating current which is galvanically isolated from the second three-phase alternating current. The three-phase transformer is followed by a three-phase rectifier, which converts the third three-phase alternating current into a single direct current for charging the battery.
Die Erfindung wird nachfolgend anhand der Figuren der Zeichnung näher erläutert, wobei gleiche oder ähnliche Elemente mit denselben Bezugszeichen versehen sind. Es zeigt: The invention will be explained in more detail with reference to the figures of the drawing, wherein the same or similar elements are provided with the same reference numerals. It shows:
Zum Laden von wiederaufladbaren Batterien, beispielsweise für den Einsatz in elektrisch betriebenen Fahrzeugen, sind verschiedene mögliche Vorrichtungen bekannt. Allen Ansätzen liegen dabei die Versorgung der Batteriezellen mit Gleichstrom und eine galvanische Trennung vom Stromnetz zu Grunde. Als galvanische Trennung wird im Allgemeinen die elektrische Trennung zweier Stromkreise bezeichnet. Ladungsträgern ist es hierbei nicht möglich, von einem Stromkreis in den anderen zu fließen, da keine elektrisch leitfähige Verbindung zwischen beiden Stromkreisen besteht. Zur galvanischen Trennung insbesondere von hohe Ströme und/oder Spannungen führenden Stromkreisen kommt dabei in der Regel ein Transformator zum Einsatz, wie er bei der Ladevorrichtung in
Zwischen Netz
Da zum Laden der Batterien Gleichstrom benötigt wird, weist die Anordnung einen zweiten AC/DC-Wandler
Da sich die Größe des verwendeten Transformators
Aus diesem Grund wird auch auf Lösungen zurückgegriffen, bei denen der Transformator mit sinusförmigen Strömen betrieben wird. Es treten bei diesen Lösungen durch die stetigen Flanken des sinusförmigen Stroms erheblich weniger Probleme mit der EMV auf. Bei derartigen Anordnungen wird der Transformator
Die Bezeichnung Matrix-Umrichter wird des Öfteren auch für Grundschaltungen verwendet, welche keine Matrix-ähnliche Struktur aufweisen. Solche „indirekten“ Matrix-Umrichter lassen eine Optimierung durch Wegnahme einiger Bauteile, insbesondere IGBTs, zu und werden in Anlehnung an schwach bzw. sehr schwach besetzte Matrizen Sparse-Matrix- oder Very-Sparse-Matrix-Umrichter genannt. Ist die Matrix voll besetzt, so spricht man auch von Voll-Matrix-Umrichtern. The term matrix converter is often used also for basic circuits, which have no matrix-like structure. Such "indirect" matrix converters allow optimization by removing some components, in particular IGBTs, and are named Sparse-Matrix or Very-Sparse-Matrix inverters, based on matrices that are weak or very sparse. If the matrix is fully occupied, then one speaks of full-matrix inverters.
Der Matrix-Umrichter
Es können jedoch Störfälle auftreten, wenn beispielsweise der Strom in einem Ausgangsleiter A unterbrochen wird und aufgrund von Selbstinduktion der induktiven Beschaltung eine hohe Spannung erzeugt wird, die den Schalter zerstören kann. Solche Überspannungen müssen von den für die Schalter
In der Abbildung ist zudem im Detail dargestellt, wie jeder der drei Ausgangsleiter A des Matrix-Umrichters
Die für den Matrix-Umrichter
Es ist jedoch auch möglich, anstatt IGBTs
Bei Verwendung von Halbleitern, die aus anderen Materialien hergestellt sind, beispielsweise SiC-JFets, können die Schaltfrequenzen zumeist höher liegen als bei heutzutage üblichen Silizium-Bauteilen. Dadurch kann der Eingangsfilter wiederum kleiner ausgelegt und weiter Platz gespart werden. When using semiconductors that are made of other materials, such as SiC-JFets, the switching frequencies can usually be higher than in today's conventional silicon components. As a result, the input filter can again be made smaller and further space can be saved.
ZITATE ENTHALTEN IN DER BESCHREIBUNG QUOTES INCLUDE IN THE DESCRIPTION
Diese Liste der vom Anmelder aufgeführten Dokumente wurde automatisiert erzeugt und ist ausschließlich zur besseren Information des Lesers aufgenommen. Die Liste ist nicht Bestandteil der deutschen Patent- bzw. Gebrauchsmusteranmeldung. Das DPMA übernimmt keinerlei Haftung für etwaige Fehler oder Auslassungen.This list of the documents listed by the applicant has been generated automatically and is included solely for the better information of the reader. The list is not part of the German patent or utility model application. The DPMA assumes no liability for any errors or omissions.
Zitierte PatentliteraturCited patent literature
- DE 102010002962 A1 [0005] DE 102010002962 A1 [0005]
- WO 2006/064279 A1 [0005] WO 2006/064279 A1 [0005]
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011083645A DE102011083645A1 (en) | 2011-09-28 | 2011-09-28 | Charging device for rechargeable battery used in electric vehicle, has three-phase rectifier connected in downstream of three-phase transformer to convert third three-phase alternating current into direct current for charging battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011083645A DE102011083645A1 (en) | 2011-09-28 | 2011-09-28 | Charging device for rechargeable battery used in electric vehicle, has three-phase rectifier connected in downstream of three-phase transformer to convert third three-phase alternating current into direct current for charging battery |
Publications (1)
Publication Number | Publication Date |
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DE102011083645A1 true DE102011083645A1 (en) | 2013-03-28 |
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DE102011083645A Withdrawn DE102011083645A1 (en) | 2011-09-28 | 2011-09-28 | Charging device for rechargeable battery used in electric vehicle, has three-phase rectifier connected in downstream of three-phase transformer to convert third three-phase alternating current into direct current for charging battery |
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DE (1) | DE102011083645A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018113174A1 (en) * | 2018-06-04 | 2019-12-05 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Universal charger for DC and AC charging |
DE102019119223A1 (en) * | 2019-07-16 | 2021-01-21 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Method and charger for power supply with a three-phase transformer |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2693321A1 (en) * | 1992-07-03 | 1994-01-07 | Renault | On-board electric vehicle battery charger drawing sinusoidal current at unity power factor - uses high frequency converter with pulse width modulation to switch rectifier-transformer primary circuit |
DE102004004369A1 (en) * | 2004-01-29 | 2005-08-18 | Jungheinrich Ag | battery charger |
WO2006064279A1 (en) | 2004-12-16 | 2006-06-22 | Converteam Ltd. | Matrix converters |
EP1821397A2 (en) * | 2006-02-15 | 2007-08-22 | Rockwell Automation Technologies, Inc. | Nine device AC-TO-AC converter |
DE102010002962A1 (en) | 2009-03-27 | 2010-10-07 | GM Global Technology Operations, Inc., Detroit | Inverter battery charger with power factor one and isolated single-phase matrix |
US20110031930A1 (en) * | 2009-08-05 | 2011-02-10 | Gm Global Technology Operations, Inc. | Systems and methods for bi-directional energy delivery with galvanic isolation |
-
2011
- 2011-09-28 DE DE102011083645A patent/DE102011083645A1/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2693321A1 (en) * | 1992-07-03 | 1994-01-07 | Renault | On-board electric vehicle battery charger drawing sinusoidal current at unity power factor - uses high frequency converter with pulse width modulation to switch rectifier-transformer primary circuit |
DE102004004369A1 (en) * | 2004-01-29 | 2005-08-18 | Jungheinrich Ag | battery charger |
WO2006064279A1 (en) | 2004-12-16 | 2006-06-22 | Converteam Ltd. | Matrix converters |
EP1821397A2 (en) * | 2006-02-15 | 2007-08-22 | Rockwell Automation Technologies, Inc. | Nine device AC-TO-AC converter |
DE102010002962A1 (en) | 2009-03-27 | 2010-10-07 | GM Global Technology Operations, Inc., Detroit | Inverter battery charger with power factor one and isolated single-phase matrix |
US20110031930A1 (en) * | 2009-08-05 | 2011-02-10 | Gm Global Technology Operations, Inc. | Systems and methods for bi-directional energy delivery with galvanic isolation |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018113174A1 (en) * | 2018-06-04 | 2019-12-05 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Universal charger for DC and AC charging |
DE102019119223A1 (en) * | 2019-07-16 | 2021-01-21 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Method and charger for power supply with a three-phase transformer |
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