DE102011053853A1 - Method for operating e.g. traction battery in e.g. electric vehicle, involves operating electrical energy storage device in long-term charge mode when stationary phase of motor vehicle exceeds defined period - Google Patents
Method for operating e.g. traction battery in e.g. electric vehicle, involves operating electrical energy storage device in long-term charge mode when stationary phase of motor vehicle exceeds defined period Download PDFInfo
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- DE102011053853A1 DE102011053853A1 DE102011053853A DE102011053853A DE102011053853A1 DE 102011053853 A1 DE102011053853 A1 DE 102011053853A1 DE 102011053853 A DE102011053853 A DE 102011053853A DE 102011053853 A DE102011053853 A DE 102011053853A DE 102011053853 A1 DE102011053853 A1 DE 102011053853A1
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- 238000004146 energy storage Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000007774 longterm Effects 0.000 title claims abstract description 21
- 230000005526 G1 to G0 transition Effects 0.000 title abstract 2
- 238000007599 discharging Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
- B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
- B60L58/13—Maintaining the SoC within a determined range
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/22—Balancing the charge of battery modules
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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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
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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
- H02J7/0069—Charging or discharging for charge maintenance, battery initiation or rejuvenation
-
- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/0071—Regulation of charging or discharging current or voltage with a programmable schedule
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/10—Vehicle control parameters
- B60L2240/34—Cabin temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/80—Time limits
-
- 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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
Description
Die Erfindung betrifft ein Verfahren zum Betreiben eines elektrischen Energiespeichers in einem Kraftfahrzeug, das unterschiedlich lange Stillstandphasen hat, in denen betriebsbedingt von dem elektrischen Energiespeicher keine elektrische Energie abgegeben wird. The invention relates to a method for operating an electrical energy storage device in a motor vehicle, which has different periods of standstill periods in which, due to the operation of the electrical energy storage no electrical energy is emitted.
Aus der deutschen Offenlegungsschrift
Aufgabe der Erfindung ist es, die Lebensdauer von elektrischen Energiespeichern in Kraftfahrzeugen zu erhöhen. The object of the invention is to increase the life of electrical energy storage in motor vehicles.
Die Aufgabe ist bei einem Verfahren zum Betreiben eines elektrischen Energiespeichers in einem Kraftfahrzeug, das unterschiedlich lange Stillstandphasen hat, in denen betriebsbedingt von dem elektrischen Energiespeicher keine oder so gut wie keine elektrische Energie abgegeben wird, dadurch gelöst, dass der elektrische Energiespeicher in einem Langzeitlademodus betrieben wird, sobald eine Stillstandphase des Kraftfahrzeugs eine definierte Zeitdauer überschreitet. Gemäß einem wesentlichen Aspekt der Erfindung wird die Zeitdauer einer Stillstandphase des Kraftfahrzeugs erfasst beziehungsweise überwacht. Die definierte Zeitdauer kann mehrere Stunden, zum Beispiel zwölf Stunden, betragen. Die definierte Zeitdauer kann auch mehrere Tage, zum Beispiel eine Woche, betragen. Bei dem elektrischen Energiespeicher handelt es sich vorzugsweise um eine Batterie eines Elektrofahrzeugs oder eines Hybridfahrzeugs. Die Batterie ist zum Beispiel als Traktionsbatterie ausgeführt und umfasst vorzugsweise eine Vielzahl von Batteriezellen. The object is achieved in a method for operating an electrical energy storage device in a motor vehicle, which has different periods of standstill in which no operational or virtually no electrical energy is released from the electrical energy storage, achieved by the fact that the electrical energy storage operated in a long-term charging mode is as soon as a stoppage phase of the motor vehicle exceeds a defined period of time. According to an essential aspect of the invention, the duration of a stoppage phase of the motor vehicle is detected or monitored. The defined duration may be several hours, for example twelve hours. The defined duration can also be several days, for example one week. The electrical energy store is preferably a battery of an electric vehicle or a hybrid vehicle. The battery is designed, for example, as a traction battery and preferably comprises a multiplicity of battery cells.
Ein bevorzugtes Ausführungsbeispiel des Verfahrens ist dadurch gekennzeichnet, dass das Überschreiten der definierten Zeitdauer durch den elektrischen Energiespeicher, durch ein Lademanagementsystem oder durch ein fahrzeuginternes Steuergerät überwacht beziehungsweise erfasst wird. Wenn durch den elektrischen Energiespeicher ein Überschreiten der definierten Zeitdauer erkannt wird, dann wird von dem elektrischen Energiespeicher ein Signal an das Lademanagement gesendet. Das Lademanagement kann auch selbständig ein Überschreiten der definierten Zeitdauer erkennen und ein Signal an den elektrischen Energiespeicher senden. Das Steuergerät ist vorzugsweise außerhalb von dem elektrischen Energiespeicher und dem Lademanagement angeordnet. Wenn das Steuergerät ein Überschreiten der definierten Zeitdauer erkennt, dann sendet es Signale an das Lademanagement und den elektrischen Energiespeicher. A preferred embodiment of the method is characterized in that the exceeding of the defined period of time is monitored or detected by the electrical energy store, by a charging management system or by an in-vehicle control unit. If an exceeding of the defined period of time is detected by the electrical energy store, then a signal is sent to the charge management by the electrical energy store. The charging management can also detect automatically exceeding the defined period of time and send a signal to the electrical energy storage. The control unit is preferably arranged outside of the electrical energy store and the charge management. When the control unit detects that the defined time has been exceeded, it sends signals to the charge management and the electrical energy store.
Ein weiteres bevorzugtes Ausführungsbeispiel des Verfahrens ist dadurch gekennzeichnet, dass der Langzeitlademodus durch einen Betreiber des Kraftfahrzeugs aktiviert wird. Der Fahrer kann den Langzeitlademodus zum Beispiel dann bewusst aktivieren, wenn er weiß, dass er das Kraftfahrzeug einen längeren Zeitraum abstellen wird. A further preferred embodiment of the method is characterized in that the long-term charging mode is activated by an operator of the motor vehicle. For example, the driver may consciously activate the long-time charging mode if he knows that he will park the motor vehicle for a longer period of time.
Ein weiteres bevorzugtes Ausführungsbeispiel des Verfahrens ist dadurch gekennzeichnet, dass der Langzeitlademodus über eine mobile Bedieneinrichtung durch den Betreiber des Kraftfahrzeugs aktiviert wird. Bei der mobilen Bedieneinrichtung kann es sich um ein Mobiltelefon, insbesondere ein Smartphone, handeln. Bei der mobilen Bedieneinrichtung kann es sich aber auch um einen Schlüssel des Kraftfahrzeugs handeln. Der Langzeitlademodus kann zum Beispiel über ein Pulse Code Modulationsverfahren aktiviert werden. A further preferred embodiment of the method is characterized in that the long-term charging mode is activated via a mobile operating device by the operator of the motor vehicle. The mobile operating device may be a mobile telephone, in particular a smartphone. The mobile control device may also be a key of the motor vehicle. The long-term charge mode can be activated, for example, via a pulse code modulation method.
Ein weiteres bevorzugtes Ausführungsbeispiel des Verfahrens ist dadurch gekennzeichnet, dass der elektrische Energiespeicher im Langzeitlademodus in einem für die Lebensdauer des elektrischen Energiespeichers optimalen Ziel-Ladezustand gehalten wird. Der optimale Ziel-Ladezustand liegt zwischen dem leeren Ladezustand und dem maximalen Ladezustand des elektrischen Energiespeichers. Der Ziel-Ladezustand kann zum Beispiel bei einem Ladezustand von 50 bis 80 Prozent des maximalen Ladezustands liegen. A further preferred exemplary embodiment of the method is characterized in that the electrical energy store in the long-term charge mode is kept in an optimum target charge state for the life of the electrical energy store. The optimal target state of charge is between the empty state of charge and the maximum state of charge of the electrical energy store. The target state of charge may be, for example, at a state of charge of 50 to 80 percent of the maximum state of charge.
Ein weiteres bevorzugtes Ausführungsbeispiel des Verfahrens ist dadurch gekennzeichnet, dass der elektrische Energiespeicher aufgeladen/entladen wird, wenn der aktuelle Wert des Ist-Ladezustands unter/über dem Ziel-Ladezustand liegt. Das Aufladen/Entladen des elektrischen Energiespeichers wird vorzugsweise über das Lademanagement des Kraftfahrzeugs gesteuert. A further preferred embodiment of the method is characterized in that the electrical energy store is charged / discharged when the current value of the actual state of charge is below / above the target state of charge. The charging / discharging of the electrical energy store is preferably controlled via the charging management of the motor vehicle.
Ein weiteres bevorzugtes Ausführungsbeispiel des Verfahrens ist dadurch gekennzeichnet, dass ein elektrischer Verbraucher, wie eine Klimaanlage, in dem Kraftfahrzeug betrieben wird, um den elektrischen Energiespeicher zu entladen, bis der Ziel-Ladezustand erreicht ist. Die Klimaanlage kann, zum Beispiel in Abhängigkeit von ihrer momentanen Einstellung, betrieben werden, um den Innenraum des Kraftfahrzeugs zu kühlen oder zu heizen. A further preferred exemplary embodiment of the method is characterized in that an electrical consumer, such as an air-conditioning system, is operated in the motor vehicle in order to discharge the electrical energy store until the target state of charge has been reached. The air conditioner may be operated, for example, depending on its current setting, to cool or heat the interior of the motor vehicle.
Ein weiteres bevorzugtes Ausführungsbeispiel des Verfahrens ist dadurch gekennzeichnet, dass ein Zellen-Balancieren durchgeführt wird, um den elektrischen Energiespeicher zu entladen, bis der Ziel-Ladezustand erreicht ist. Der elektrische Energiespeicher enthält vorzugsweise eine Vielzahl von Batteriezellen, die zum Beispiel in Reihe geschaltet sind. Fertigungsbedingt können an sich gleiche Batteriezellen geringfügige Unterschiede aufweisen, die zu ungleichen Zellenspannungen führen können, insbesondere über längere Zeitspannen, die in der Größenordnung der Lebensdauer der Batterie liegen. Beim Zellen-Balancieren werden die einzelnen Batteriezellen so aufgeladen oder entladen, dass sie alle wieder die gleiche Zellenspannung aufweisen. A further preferred embodiment of the method is characterized in that that cell balancing is performed to discharge the electrical energy storage until the target state of charge is reached. The electrical energy store preferably contains a plurality of battery cells, which are connected in series, for example. For manufacturing reasons, the same battery cells can have slight differences, which can lead to unequal cell voltages, in particular over longer periods, which are of the order of the life of the battery. During cell balancing, the individual battery cells are charged or discharged in such a way that they all have the same cell voltage again.
Ein weiteres bevorzugtes Ausführungsbeispiel des Verfahrens ist dadurch gekennzeichnet, dass der elektrische Energiespeicher in Abhängigkeit von der Dauer der unterschiedlich langen Stillstandphasen in unterschiedlichen Langzeitmodi betrieben wird, sobald eine Stillstandphase des Kraftfahrzeugs eine dem jeweiligen Langzeitlademodus zugeordnete Zeitdauer überschreitet. Dabei wird der elektrische Energiespeicher vorzugsweise stärker entladen, je länger die Stillstandphase andauert. A further preferred exemplary embodiment of the method is characterized in that the electrical energy store is operated in different long-term modes as a function of the duration of the standstill phases of different lengths as soon as a stoppage phase of the motor vehicle exceeds a time duration assigned to the respective long-term charge mode. In this case, the electrical energy store is preferably discharged more strongly, the longer the standstill phase lasts.
Die Erfindung betrifft des Weiteren ein Kraftfahrzeug mit einem elektrischen Energiespeicher, der gemäß einem vorab beschriebenen Verfahren betrieben wird. Bei dem Kraftfahrzeug handelt es sich vorzugsweise um ein Elektrofahrzeug oder um ein Hybridfahrzeug, das zusätzlich zu einer Brennkraftmaschine eine Elektromaschine aufweist, die durch den elektrischen Energiespeicher betrieben wird. Bei dem elektrischen Energiespeicher handelt es sich zum Beispiel um eine Traktionsbatterie mit einer Vielzahl von Batteriezellen, die in Reihe geschaltet sind. The invention further relates to a motor vehicle with an electrical energy store, which is operated according to a method described above. The motor vehicle is preferably an electric vehicle or a hybrid vehicle which, in addition to an internal combustion engine, has an electric machine which is operated by the electrical energy store. The electric energy storage is, for example, a traction battery having a plurality of battery cells connected in series.
Weitere Vorteile, Merkmale und Einzelheiten der Erfindung ergeben sich aus der nachfolgenden Beschreibung, in der unter Bezugnahme auf die Zeichnung verschiedene Ausführungsbeispiele im Einzelnen beschrieben sind. Es zeigen: Further advantages, features and details of the invention will become apparent from the following description in which, with reference to the drawings, various embodiments are described in detail. Show it:
In
Durch einen Kreis
Durch einen Kreis
In
An einem Startzeitpunkt
An einem Zeitpunkt
An einem Zeitpunkt
Durch das erfindungsgemäße Verfahren wird die Batterie nach einer definierten Standzeit oder Stillstandphase des Kraftfahrzeugs in einem Langzeitlademodus betrieben. In dem Langzeitlademodus wird ein für die Lebensdauer der Batterie optimaler Ladezustand gehalten. By means of the method according to the invention, the battery is operated after a defined service life or standstill phase of the motor vehicle in a long-term charging mode. In the long-term charge mode, an optimum charge state for the life of the battery is maintained.
Zur Erfassung, Erkennung beziehungsweise Überwachung der Dauer der Stillstandphasen des Kraftfahrzeugs kann die Batterie selbst verwendet werden. Alternativ oder zusätzlich kann ein vorhandenes Lademanagement der Batterie verwendet werden. Das Lademanagement kann in einem Steuergerät durchgeführt werden. Alternativ oder zusätzlich kann der Langzeitlademodus durch einen Fahrer des Kraftfahrzeugs aktiviert werden, zum Beispiel über ein Mobiltelefon, insbesondere ein Smartphone. For detecting, detecting or monitoring the duration of the stoppage phases of the motor vehicle, the battery itself can be used become. Alternatively or additionally, an existing charge management of the battery can be used. The charge management can be carried out in a control unit. Alternatively or additionally, the long-term charging mode can be activated by a driver of the motor vehicle, for example via a mobile telephone, in particular a smartphone.
Um den optimalen Ladezustand zu erreichen und zu halten, ist je nach Ausgangszustand ein Aufladen oder Entladen der Batterie notwendig. Beim Aufladen wird die Batterie über das Lademanagement des Kraftfahrzeugs auf einen Ziel-Ladezustand aufgeladen. Beim Entladen wird die Batterie, zum Beispiel durch Einschalten der Klimaanlage des Kraftfahrzeugs, solange entladen, bis der Ziel-Ladezustand erreicht ist. Depending on the initial state, charging or discharging the battery is necessary in order to achieve and maintain the optimum state of charge. When charging the battery is charged via the charging management of the motor vehicle to a target state of charge. When discharging the battery, for example, by switching on the air conditioning of the motor vehicle, discharged until the target state of charge is reached.
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 102009036943 A1 [0002] DE 102009036943 A1 [0002]
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DE102011053853A DE102011053853A1 (en) | 2011-09-22 | 2011-09-22 | Method for operating e.g. traction battery in e.g. electric vehicle, involves operating electrical energy storage device in long-term charge mode when stationary phase of motor vehicle exceeds defined period |
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DE102011053853A DE102011053853A1 (en) | 2011-09-22 | 2011-09-22 | Method for operating e.g. traction battery in e.g. electric vehicle, involves operating electrical energy storage device in long-term charge mode when stationary phase of motor vehicle exceeds defined period |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015021998A1 (en) * | 2013-08-15 | 2015-02-19 | Volvo Truck Corporation | Method and arrangement for balancing an energy storage system |
DE102019119761A1 (en) * | 2019-07-22 | 2021-01-28 | Volkswagen Aktiengesellschaft | Method for operating a battery in a parked motor vehicle and motor vehicle |
DE102020214388A1 (en) | 2020-11-17 | 2022-05-19 | Robert Bosch Gesellschaft mit beschränkter Haftung | Method for reducing calendar aging of a main energy store of a trailer |
DE102022130846A1 (en) | 2022-11-22 | 2024-05-23 | Audi Aktiengesellschaft | Method for operating an energy storage device for a motor vehicle and control device for a motor vehicle |
Citations (3)
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DE102009036943A1 (en) | 2009-08-11 | 2011-03-03 | Continental Automotive Gmbh | Charger for an energy storage and method of operating such a charger |
DE102009045519A1 (en) * | 2009-10-09 | 2011-04-14 | SB LiMotive Company Ltd., Suwon | Battery system and method for balancing the battery cells of a battery system |
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DE2330255A1 (en) * | 1973-06-14 | 1975-01-16 | Elektr Strassenverkehr Ges | Battery electric road vehicle system - uses automatic contacts above, below or level with vehicle and spaced intermittently |
DE102009036943A1 (en) | 2009-08-11 | 2011-03-03 | Continental Automotive Gmbh | Charger for an energy storage and method of operating such a charger |
DE102009045519A1 (en) * | 2009-10-09 | 2011-04-14 | SB LiMotive Company Ltd., Suwon | Battery system and method for balancing the battery cells of a battery system |
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WO2015021998A1 (en) * | 2013-08-15 | 2015-02-19 | Volvo Truck Corporation | Method and arrangement for balancing an energy storage system |
CN105452050A (en) * | 2013-08-15 | 2016-03-30 | 沃尔沃卡车集团 | Method and arrangement for balancing an energy storage system |
US20160193939A1 (en) * | 2013-08-15 | 2016-07-07 | Volvo Truck Corporation | Method and arrangement for balancing an energy storage system |
US9937815B2 (en) * | 2013-08-15 | 2018-04-10 | Volvo Truck Corporation | Method and arrangement for balancing an energy storage system |
CN105452050B (en) * | 2013-08-15 | 2018-09-11 | 沃尔沃卡车集团 | Method and apparatus for equilibrium energy storage system |
DE102019119761A1 (en) * | 2019-07-22 | 2021-01-28 | Volkswagen Aktiengesellschaft | Method for operating a battery in a parked motor vehicle and motor vehicle |
US12024058B2 (en) | 2019-07-22 | 2024-07-02 | Volkswagen Aktiengesellschaft | Method for operating a battery of a parked motor vehicle, and motor vehicle |
DE102020214388A1 (en) | 2020-11-17 | 2022-05-19 | Robert Bosch Gesellschaft mit beschränkter Haftung | Method for reducing calendar aging of a main energy store of a trailer |
DE102022130846A1 (en) | 2022-11-22 | 2024-05-23 | Audi Aktiengesellschaft | Method for operating an energy storage device for a motor vehicle and control device for a motor vehicle |
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