WO2011095624A1 - Schaltung zum verbinden eines zuschaltbaren elektrischen systems und eines elektrischen netzes eines fahrzeuges - Google Patents
Schaltung zum verbinden eines zuschaltbaren elektrischen systems und eines elektrischen netzes eines fahrzeuges Download PDFInfo
- Publication number
- WO2011095624A1 WO2011095624A1 PCT/EP2011/051735 EP2011051735W WO2011095624A1 WO 2011095624 A1 WO2011095624 A1 WO 2011095624A1 EP 2011051735 W EP2011051735 W EP 2011051735W WO 2011095624 A1 WO2011095624 A1 WO 2011095624A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mechanical
- circuit breaker
- semiconductor switch
- electrical system
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/001—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off
-
- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
-
- 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/50—Charging stations characterised by energy-storage or power-generation means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
-
- 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
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
-
- 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
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
- H02J7/00714—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/16—Modifications for eliminating interference voltages or currents
- H03K17/161—Modifications for eliminating interference voltages or currents in field-effect transistor switches
- H03K17/162—Modifications for eliminating interference voltages or currents in field-effect transistor switches without feedback from the output circuit to the control circuit
- H03K17/163—Soft switching
- H03K17/164—Soft switching using parallel switching arrangements
-
- 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
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Definitions
- the invention relates to a circuit for connecting and disconnecting a switchable electrical system, in particular for generating and / or storing electrical energy, and an electrical network of a vehicle, wherein the circuit at least one mechanical
- Precharging unit having at least one controllable semiconductor switch.
- the invention relates to a method for connecting an electrical energy storage device to an electrical network of a
- a main circuit breaker for electrically connecting and disconnecting the electrical system and the electrical system is provided.
- vehicle electrical system and “vehicle electrical network” are used synonymously in this document.
- switched sub-circuit breaker is connected in series with a resistor for current limiting.
- the mechanical secondary circuit breaker is closed in a first step with the main mechanical disconnect switch open, so that a current limited by the resistor connected in series with the auxiliary disconnect switch disconnects the vehicle electrical system
- Operating voltage or approximately operating voltage can charge. Due to input capacitances, such as converters, etc., as these preferably in electric drives with DC and
- DC power supplies are used in hybrid vehicles or electric vehicles, and also due to parasitic disturbances, the electrical system must be precharged when switching on the electrical system to prevent damage.
- the secondary disconnect switch can then be opened again.
- the main circuit breaker and the auxiliary disconnect switch are designed as mechanical switches.
- Main circuit breaker arranged precharge circuit to very high
- transients are due to the design of mechanical switches.
- a cause for the occurrence of transient currents in mechanical switches can be seen for example in a bruise occurring when this switch closes.
- Fuel cells can be switched to one
- Ultracapacitor unit of an electrical network of the vehicle to load The fuel cells are by means of a main contactor
- main circuit breaker from the electrical network of the vehicle separable. Furthermore, the main circuit breaker is connected in parallel with a precharge circuit or precharging unit with a semiconductor switch. To connect the fuel cell to the electrical network of the vehicle is open when the main circuit breaker of the semiconductor switch
- Precharge circuit switched to conductive.
- the pre-charge unit charges the ultra-capacitor of the vehicle's electrical network.
- a PWM control is provided, which is coupled to the gate of the semiconductor switch and to the gate is a dependent of a measured current flow PWM control signal. After the precharging of the ultracapacitors the main circuit breaker is closed and the fuel cell connected to the electrical network of the vehicle.
- Vehicle such as a hybrid vehicle, electric vehicle, etc. realize, it is, as mentioned above, in accordance with the prior art, Vorladeiseren provided with mechanical switch for separating the energy storage and the electrical network, which, however, the disadvantages mentioned in relation results in the occurrence of possible transient disorders.
- Switchable electrical system to allow a vehicle electrical system and thereby avoid the emergence of transient disturbances as well as to ensure a consistent and reliable galvanic isolation of the switchable electrical system.
- the solution according to the invention enables a time-shifted actuation of the series-connected switches of the pre-charging unit.
- the semiconductor switch is set in a conductive state and the system capacitances of the vehicle electrical system are charged via the precharging unit. It is thus a merit of the invention to enable a trouble-free connection of the electrical system to the electrical system and at the same time due to the use of mechanical disconnect switch and a reliable electrical isolation of the
- a preferred variant of the invention which is characterized by a particularly reliable and safe connection and disconnection of the switchable electrical system and the electrical system, provides that at least in a positive output voltage path and in a negative output voltage path of the switchable electrical system depending at least one pre-charging unit and je at least one main circuit breaker are arranged.
- At least one precharging unit can have a resistor connected in series with the semiconductor switch and the mechanical disconnector. This resistance will depending on the capacities of the electrical system determines the pre-charging time.
- a controller may be provided which is adapted to switch after closing the mechanical circuit breaker with a time delay, the semiconductor switch from a blocking to a conductive state.
- Semiconductor switch is provided after closing the mechanical disconnector.
- At least one at least one precharging downstream power meter may be provided, which may be connected to the above-mentioned control. If, for example, the precharge current exceeds a predefinable limit value or if an unauthorized change in the current flow occurs, then the mechanical
- Vorladenikes be controlled by the controller and opened.
- At least one measuring tap can be provided before and after each main disconnecting switch.
- At least measuring lines assigned to the measuring taps of the positive voltage path can be designed to be separable from the energy store by means of at least one mechanical switch.
- the mechanical circuit breaker of the precharge is closed with the main disconnect switch and blocking semiconductor switch, wherein after closing the mechanical circuit breaker of
- FIG. 1 shows a block diagram of a circuit according to the invention with an electrical energy store
- FIG. 2 shows a first variant of a circuit according to the invention in more detail
- Fig. 3 shows a profile of the output voltage of the invention
- Fig. 4 shows a second variant of a circuit according to the invention in more detail.
- a circuit 1 for connecting and disconnecting a switchable electrical system 2, in particular for generating and / or storing electrical energy, and a
- the switchable electrical system 2 is shown as a switchable battery or accumulator.
- the main switches 4 can transport the services required by the respective application or carry the corresponding currents.
- the main circuit breaker 4 can as
- Circuit breaker be executed so that the circuit 1 can be referred to from this point of view as a circuit breaker unit.
- circuit 1 has at least one precharging unit 5 connected in parallel to the main circuit breaker 4 or
- the pre-charging unit 5 has a controllable semiconductor switch 6 and a mechanical disconnecting switch 7 for disconnecting and connecting the connectable electrical system 2 to the electrical network 3.
- the semiconductor switch 6 can be realized for example by a MOSFET with a driver stage.
- the mechanical disconnector 7 and the semiconductor switch 6 are connected in series with each other.
- the precharging unit 5 may have at least one resistor 8 connected in series with the semiconductor switch 6 and the mechanical disconnecting switch 7 for limiting the precharging current.
- corresponding electrical wiring can be combined in a module or to a unit.
- the circuit 1 according to the invention can also be integrated into the switchable electrical system 2 and thus form part of the system 2.
- a positive output voltage path 9 and in a negative output voltage path 10 of the switchable electrical system 2 at least one can each be provided
- Pre-charging unit 5 and at least one main circuit breaker 4 may be arranged.
- the energy storage is shown in the form of an electrical energy storage.
- the energy storage On the right side are positive and negative terminals 9a, 10a for the decrease of
- Output voltage shown which are either directly to the electrical system 3 or this example, a high-voltage interface available.
- the terminals A and B can be used as 2-pin
- Plug connector or two-pole plug connector be executed.
- an interface 11a for example in the form of a plug connection, to the controller 11 is shown, which enables the activation of the disconnect switches 4, 7 and 6 as well as data reception from the sensor system shown in FIG.
- the mechanical circuit breaker 7 and the semiconductor switch 6 can be driven together.
- the designated in Fig. 1 by reference numeral 11 control may be provided, which may be adapted to after closing the
- Vorladeelektronik be 12a upstream.
- the controller 11 can by means of an appropriately programmed micro or signal processor
- the mechanical circuit breaker 7 can from the controller 11 before the
- Semiconductor switch 6 switches, as shown in Fig. 3, the
- mechanical circuit breaker 7 and the semiconductor switch 6 can also be realized by means of a time delay circuit 13.
- This time delay circuit 13 may comprise, for example, an R-C element whose capacitance may be selected according to the desired period of time between the switching of the circuit breaker 7 and the semiconductor switch 6.
- At least one measuring tap 15, 16, 17, 18 may be provided, wherein at least the measuring taps 15, 16 of the positive voltage path 8 associated measuring lines 19, 20 can be separated by means of a mechanical switch 21 of the electrical system 2.
- On-board network 3 can be transmitted. In addition, still can
- Embodiment variants is limited. In particular, too
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112011100448.6T DE112011100448B4 (de) | 2010-02-05 | 2011-02-07 | Schaltung und Verfahren zum Verbinden eines zuschaltbaren elektrischen Systems und eines elektrischen Netzes eines Fahrzeuges |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010007202 | 2010-02-05 | ||
DE102010007202.8 | 2010-02-05 |
Publications (1)
Publication Number | Publication Date |
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WO2011095624A1 true WO2011095624A1 (de) | 2011-08-11 |
Family
ID=43919971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2011/051735 WO2011095624A1 (de) | 2010-02-05 | 2011-02-07 | Schaltung zum verbinden eines zuschaltbaren elektrischen systems und eines elektrischen netzes eines fahrzeuges |
Country Status (2)
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DE (1) | DE112011100448B4 (de) |
WO (1) | WO2011095624A1 (de) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013091700A1 (en) | 2011-12-21 | 2013-06-27 | Abb Technology Ltd | An arrangement for controlling the electric power transmission in a hvdc power transmission system |
WO2013091699A1 (en) | 2011-12-21 | 2013-06-27 | Abb Technology Ltd | An arrangement for controlling the electric power transmission in a hvdc power transmission system |
WO2013139392A1 (en) | 2012-03-21 | 2013-09-26 | Abb Technology Ltd | Switching system for a dc grid |
DE102014220017A1 (de) * | 2014-10-02 | 2016-04-07 | Robert Bosch Gmbh | Batteriesystem mit einer zum Versorgen eines Hochvoltnetzes mit elektrischer Energie ausgebildeten Batterie und einer Messeinrichtung zum Messen mindestens eines Isolationswiderstandes der Batterie |
DE102015105370A1 (de) * | 2015-04-09 | 2016-10-13 | Harting Electric Gmbh & Co. Kg | Anschlussbox und Netzwerk zur Energieverteilung |
DE102016008053A1 (de) | 2016-07-01 | 2017-02-16 | Daimler Ag | Vorladen einer Zwischenkreiskapazität eines Gleichspannungszwischenkreises |
DE102016005565A1 (de) * | 2016-05-04 | 2017-11-09 | Man Truck & Bus Ag | Schaltungsanordnung für eine Zwischenkreiskapazität |
CN108215802A (zh) * | 2018-01-16 | 2018-06-29 | 中国北方车辆研究所 | 电驱动特种车辆多功能集成式900v配电保护装置 |
CN108565916A (zh) * | 2018-04-25 | 2018-09-21 | 爱驰汽车有限公司 | 一种电池包串联装置及其控制方法 |
Citations (4)
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FR2771863A1 (fr) * | 1997-12-01 | 1999-06-04 | Renault | Dispositif de precharge d'un reseau electrique de puissance |
US20030137791A1 (en) * | 2002-01-18 | 2003-07-24 | Arnet Beat J. | Contactor feedback and precharge/discharge circuit |
DE10235431A1 (de) | 2002-08-02 | 2004-02-12 | Proton Motor Fuel Cell Gmbh | Elektrische Antriebsquelle für motorischen Antrieb und Fahrzeug mit einer solchen Antriebsquelle |
FR2915633A1 (fr) * | 2007-04-24 | 2008-10-31 | Renault Sas | Dispositif d'interrupteur electronique pour commander l'alimentation d'une charge de forte puissance dans un vehicule automobile. |
Family Cites Families (3)
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DE10225259B3 (de) * | 2002-06-07 | 2004-01-22 | Sma Regelsysteme Gmbh | Elektrischer Steckverbinder |
JP4390602B2 (ja) * | 2004-03-17 | 2009-12-24 | 三洋電機株式会社 | 車両用の電源装置とコンタクタの切り換え方法 |
JP4954049B2 (ja) * | 2007-12-19 | 2012-06-13 | 三洋電機株式会社 | 車両用の電源装置 |
-
2011
- 2011-02-07 DE DE112011100448.6T patent/DE112011100448B4/de active Active
- 2011-02-07 WO PCT/EP2011/051735 patent/WO2011095624A1/de active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2771863A1 (fr) * | 1997-12-01 | 1999-06-04 | Renault | Dispositif de precharge d'un reseau electrique de puissance |
US20030137791A1 (en) * | 2002-01-18 | 2003-07-24 | Arnet Beat J. | Contactor feedback and precharge/discharge circuit |
DE10235431A1 (de) | 2002-08-02 | 2004-02-12 | Proton Motor Fuel Cell Gmbh | Elektrische Antriebsquelle für motorischen Antrieb und Fahrzeug mit einer solchen Antriebsquelle |
FR2915633A1 (fr) * | 2007-04-24 | 2008-10-31 | Renault Sas | Dispositif d'interrupteur electronique pour commander l'alimentation d'une charge de forte puissance dans un vehicule automobile. |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013091699A1 (en) | 2011-12-21 | 2013-06-27 | Abb Technology Ltd | An arrangement for controlling the electric power transmission in a hvdc power transmission system |
WO2013091700A1 (en) | 2011-12-21 | 2013-06-27 | Abb Technology Ltd | An arrangement for controlling the electric power transmission in a hvdc power transmission system |
WO2013139392A1 (en) | 2012-03-21 | 2013-09-26 | Abb Technology Ltd | Switching system for a dc grid |
DE102014220017A1 (de) * | 2014-10-02 | 2016-04-07 | Robert Bosch Gmbh | Batteriesystem mit einer zum Versorgen eines Hochvoltnetzes mit elektrischer Energie ausgebildeten Batterie und einer Messeinrichtung zum Messen mindestens eines Isolationswiderstandes der Batterie |
US9931957B2 (en) | 2014-10-02 | 2018-04-03 | Robert Bosch Gmbh | Battery system with a battery, which is designed to supply a high-voltage network with electric energy, and a measuring device for measuring at least one insulation resistance of the battery |
US10483748B2 (en) | 2015-04-09 | 2019-11-19 | Harting Electric Gmbh & Co., Kg | Junction box and network for distributing energy |
DE102015105370A1 (de) * | 2015-04-09 | 2016-10-13 | Harting Electric Gmbh & Co. Kg | Anschlussbox und Netzwerk zur Energieverteilung |
EP3281216B1 (de) | 2015-04-09 | 2020-06-24 | Harting Electric GmbH & Co. KG | Anschlussbox und netzwerk zur energieverteilung |
DE102016005565A1 (de) * | 2016-05-04 | 2017-11-09 | Man Truck & Bus Ag | Schaltungsanordnung für eine Zwischenkreiskapazität |
DE102016008053A1 (de) | 2016-07-01 | 2017-02-16 | Daimler Ag | Vorladen einer Zwischenkreiskapazität eines Gleichspannungszwischenkreises |
CN108215802A (zh) * | 2018-01-16 | 2018-06-29 | 中国北方车辆研究所 | 电驱动特种车辆多功能集成式900v配电保护装置 |
CN108215802B (zh) * | 2018-01-16 | 2020-12-15 | 中国北方车辆研究所 | 电驱动特种车辆多功能集成式900v配电保护装置 |
CN108565916A (zh) * | 2018-04-25 | 2018-09-21 | 爱驰汽车有限公司 | 一种电池包串联装置及其控制方法 |
Also Published As
Publication number | Publication date |
---|---|
DE112011100448B4 (de) | 2020-03-19 |
DE112011100448A5 (de) | 2012-11-29 |
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