EP3749544A1 - Systèmes de charge pour la charge d'accumulateurs d'énergie électriques de véhicules électriques ainsi que procédé correspondant - Google Patents

Systèmes de charge pour la charge d'accumulateurs d'énergie électriques de véhicules électriques ainsi que procédé correspondant

Info

Publication number
EP3749544A1
EP3749544A1 EP19707306.7A EP19707306A EP3749544A1 EP 3749544 A1 EP3749544 A1 EP 3749544A1 EP 19707306 A EP19707306 A EP 19707306A EP 3749544 A1 EP3749544 A1 EP 3749544A1
Authority
EP
European Patent Office
Prior art keywords
charging
charging system
energy storage
electrical energy
outlet
Prior art date
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.)
Pending
Application number
EP19707306.7A
Other languages
German (de)
English (en)
Inventor
Sebastian Bode
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of EP3749544A1 publication Critical patent/EP3749544A1/fr
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B60L53/10—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 characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • 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
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
    • 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
    • B60L53/10—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 characterised by the energy transfer between the charging station and the vehicle
    • B60L53/11—DC charging controlled by the charging station, e.g. mode 4
    • 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
    • B60L53/10—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 characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging 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
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/66—Data transfer between charging stations and vehicles
    • 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
    • H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
    • H02J7/00045—Authentication, i.e. circuits for checking compatibility between one component, e.g. a battery or a battery charger, and another component, e.g. a power source
    • 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
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • 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
    • H02J7/04—Regulation of charging current or voltage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/28—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
    • 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
    • B60L2210/00—Converter types
    • B60L2210/30—AC to DC converters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/90—Vehicles comprising electric prime movers
    • B60Y2200/91—Electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/90—Vehicles comprising electric prime movers
    • B60Y2200/92—Hybrid vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2300/00—Purposes or special features of road vehicle drive control systems
    • B60Y2300/91—Battery charging
    • 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

Definitions

  • the present invention relates to charging systems for charging electric energy storage devices of electric vehicles. Moreover, the present invention relates to methods for charging electric energy storage of electric vehicles.
  • the interest here is directed to charging systems for La the electric energy storage of electric vehicles.
  • Such an electric vehicle may be a purely electrically driven vehicle or a hybrid vehicle.
  • different charging systems and charging methods are known. For example, a so-called
  • DC charging are performed, which is also referred to as DC fast charging.
  • an alternating current which is provided by a power supply network, converted using at least one transducer element or rectified rectified.
  • AC charging or AC charging is known.
  • the measuring devices used for this purpose or electricity meter must cover both in terms of electrical voltage, as well as in terms of electrical current a high dynamic range. While there are areas of the electrical voltage where charging actually does not take place, the charging current can become very small, even with a trickle charge.
  • Currently available measuring equipment for high DC currents reach a dynamic range of the current between 20 A and 550 A. With such measuring devices is thus an eichrechtskonforme measurement of electrical energy or performance in the trickle charge due to the required accuracy and the limited achievable dynamic range of the transducers and counter is not possible.
  • a charging system is used to charge an electric energy storage device of an electric vehicle.
  • the charging system includes an input for an alternating current, which is provided with an electrical energy source.
  • the charging system comprises at least one converter element for converting the alternating current into a direct current.
  • the charging system includes a charging outlet for connecting the La desystems with the electric vehicle.
  • the charging system is adapted to the at least one transducer element for
  • the charging system is adapted to the input for performing an alternating current of the electric energy storage to connect to the charging outlet.
  • the charging system can be used to charge the electrical energy storage of the electric vehicle.
  • the elec- cal energy storage can be in particular a battery, which may have a plurality of battery cells. This battery can also be referred to as a traction battery.
  • the electric vehicle may be a purely electrically powered vehicle.
  • the electric vehicle can also be a hybrid vehicle whose electrical energy store or its battery can be charged via a charging connection.
  • the charging system comprises the input to which the charging system is connected to an electrical energy source or a power supply network. An alternating current and / or an alternating voltage can be supplied to the charging system via this input. This alternating current can then with the at least one
  • Transducer element are converted into the direct current and / or a DC voltage clamping.
  • the at least one transducer element may comprise a rectifier.
  • the charging system has a plurality of transducer elements, which may be connected, for example, electrically in parallel.
  • the charging system comprises a charging outlet, where it can be electrically connected to the electric vehicle or to a charging port of the electric vehicle. At the charging outlet, a corresponding plug, a socket and / or a cable can be provided. If the electrical cal energy storage of the electric vehicle is supplied with the DC power, a DC charge or a so-called DC fast charging can be performed.
  • the charging system is also smartbil det to bind the input to perform an AC charging of the electrical energy storage with the charging outlet to ver.
  • the DC charging or the DC fast charging can be carried out. be led.
  • the AC charging or AC charging is possible.
  • the La desystems two different charging methods realized who the. Therefore, the charging system can be operated more flexible overall.
  • the charging system is adapted to first perform the DC charging and then switch to the AC power, if a current of the DC current falls below a predetermined threshold.
  • the water predetermined threshold can be, for example, 20 A.
  • a charging process in accordance with IEC 61851 can start. This can be made by means of a so-called 5% signaling on ISO 15118 order. After starting the charging process, the electric vehicle is charged with the DC fast charging technology. With increasing state of charge (SoC), the
  • Electric vehicle reduce the requested charging current or DC.
  • the charging system decides whether the charging process should be continued as a DC charging. For this purpose, it can be considered in particular special, whether the current intensity of the DC current falls below the threshold. It may also be provided that a change from the DC charging to the AC charging takes place if the state of charge of the battery has reached a predetermined value.
  • the switching or the change from the DC charging to the AC charging in dependence on at least one further criterion is performed.
  • a criterion for a customer request can come from a profile or an input.
  • the profile or the customer request can also be transferred from the electric vehicle to the charging system.
  • the current network situation or a state of electrical energy source or the Power supply network, which provides the alternating current are taken into account.
  • a current load that is, whether the components are needed for Schnellla tion at another charging outlet, be taken into account. Overall, this allows an efficient and user-friendly operation of the charging system.
  • the charging system has a direct current charging measuring device for determining the DC power required electric power or electrical energy.
  • the charging system in particular an AC charging measuring device for determining the electrical power required in the AC charging relationship or electrical energy. Characterized in that preferably switched from the DC charging to the AC charging tet, if the current of the DC current falls below the threshold value, it can be achieved that the dynamic range of the DC charging measuring device is sufficient. As already explained at the beginning, the dynamic range of the DC charging measuring device or of the energy meter for the direct current can be between 20 A and 550 A.
  • the electrical power required in DC charging can be averaged with the required accuracy.
  • the DC measurement can be done with a currently available DC charging measuring device or a DC counter in the first place.
  • the precision requirements for the components of the DC meter will be reduced by introducing the minimum measurable current, which will never be reflected in lower costs for the DC meter.
  • the required electrical power or energy can be determined using the AC charging measuring device or a corresponding energy meter for the AC and / or AC voltage.
  • Corresponding alternating current charging measuring devices or AC counters which are approved for all possible combinations of currents and voltages in AC charging, are on the market available.
  • billing can be done. By switching between the DC charging and the AC charging described above, the respective required electrical power can be accurately determined and thus the billing be performed precise.
  • the charging system preferably comprises a first switching device between the at least one converter element and the charging output, a second switching device between the input and the charging output and a control device for controlling the first switching device and the second switching device.
  • first switching device By means of the first switching device, the electrical connection between the at least one transducer element and the charging outlet can be switched. With the second Druckein direction, the electrical connection between the input of the charging system and the charging outlet can be switched.
  • the first and the second switching device can be controlled by means of the control device. Thus, it is easy to switch from the DC charging to the AC charging.
  • the charging system is configured to output a predetermined signal upon switching from the DC charging to the AC charging. If the charging system decides to change to the AC charge, it can signal this to the electric vehicle via the ISO 15118 protocol and charge again
  • the state "State E" can be signaled for a short time in order to avoid manipulation, the state-E signaling can be carried out in such a way that instead of the normatively required voltage of 0 V, a higher voltage is applied via a high-impedance resistor Actual unplugging of a charging cable can be detected in this way. strhack are released and may optionally be used otherwise.
  • the charging system is adapted to receive authentication data from the electric vehicle and to store the authentication data.
  • the authentication takes place via a method known from the prior art.
  • the authentication data who filed the so that they can be used for a subsequent charging again can be transferred and stored in the DC charging and thus used in the fol lowing AC charging.
  • the authentication data can be stored on a corresponding memory of the charging system.
  • the charging outlet is compatible with a Combo-2 vehicle clutch.
  • the charging outlet is designed as a so-called Combined Charging System (CCS).
  • CCS Combined Charging System
  • This vehicle clutch may correspond to the Type 2 vehicle clutch with two additional DC poles.
  • the charging output can have an AC part which has, for example, three connections for the phases, a connection for the neutral conductor and a connection for the protective conductor.
  • the AC part can have a connection to the dialogue between the charging system and the electric vehicle and a connection for limiting the charging current.
  • the charging outlet can also have a DC part with a positive and a negative terminal.
  • DC charging can be enabled.
  • the charging system has at least two charging outlets.
  • Each of the charging outputs can be connected to an electric vehicle.
  • the charging system may have a corresponding Steuerein direction and switching devices.
  • the high-priced components which are required for the DC charging when switching to the AC charging already be dynamically assigned to the other charging outlet of the charging system. Over there, a better utilization of the high-priced components can be achieved.
  • the charging system includes an input for an alternating current, which is provided with an electric power source.
  • the charging system includes at least one
  • the charging system comprises a charging outlet for connecting the charging system to the electric vehicle.
  • the charging system is designed to at least one
  • the charging system comprises a first DC charging device for determining the first
  • the charging system is designed to perform a second DC charging after the first DC charging, wherein the charging system has a second DC charging measuring device for Be tune the electrical power required in the second DC charging has.
  • another DC charging process can be performed after egg nem DC rapid charging, in which case another measuring device is used ge.
  • the current strength can be higher than the second DC charging.
  • the first direct current charging measuring device and the second direct current charging measuring device differ from one another with regard to their dynamic range.
  • a method according to the invention is used to charge an electric energy storage of an electric vehicle. The method includes converting an alternating current provided at an input of a charging system into a direct current by means of at least one transducer element.
  • the method involves performing a DC charging of the electrical energy storage device by connecting the at least one transducer element to a charging outlet of the charging system, wherein the electric vehicle is connected to the charging outlet.
  • the method comprises performing a Wech selstromladens the electrical energy storage after DC charging by connecting the input to the charging output.
  • a further method for charging an electrical energy store of an electric vehicle comprises converting an alternating current provided at an input of a charging system into a direct current by means of at least one converter element.
  • the method comprises performing a first DC charging of the electrical energy store by connecting the at least one
  • the method includes determining an electrical power required during the first DC charging by means of a first DC charging measuring device. Further, the method includes performing a second direct-current charging of the electric energy storage device after the first DC charging and determining an electric power required at the second DC charging by means of a second DC charging measuring device.
  • FIG. 1 shows a charging system for performing a Gleichstromla dens of the electrical energy storage of a
  • FIG. 2 shows a charging system according to an embodiment of the invention He for performing a DC charging as well as an AC charging of the electric energy gie appointmentss;
  • FIG. 3 shows a schematic representation of the charging system currency end of the AC charging
  • the charging system 1 shows a charging system 1 according to the prior art in a schematic representation.
  • the charging system 1 comprises egg nen input 2, which with an electrical energy source. 3 connected is.
  • the charging system 1 comprises at least one transducer element 4.
  • the charging system 1 comprises four transducer elements 4, which are electrically connected in parallel. When the transducer elements 4 is rectifier. With the rectifiers or the
  • Transducer elements 4 the voltage applied to the input 2 alternating current can be converted into a direct current.
  • the charging system 1 includes a charging outlet 5, with which an electric vehicle for charging the electric energy gieaires the electric vehicle can be connected.
  • the charging outlet 5 comprises an AC part 6, which can be used for a Wech selstromladen, and a DC part 7, which can be used for a DC charging of the electrical energy storage.
  • the charging outlet 5 is designed as a combined charging system.
  • the DC part 7 has a positive and a negative terminal.
  • the AC part 6 has a protective conductor.
  • the AC part 6 has a connection to the dialogue between the charging system 1 and vehicle by means of analog signal (CP, control pin) and a connection for limiting the charging current by means of resistance coding (PP, Proximity Pilot) on.
  • CP analog signal
  • PP resistance coding
  • the controller 8 may receive data from an isolation monitor 9.
  • the charging system 1 comprises a first switching device 10, which can be controlled by means of the control device 8. In this way, the transducer elements 4 can be connected to the charging outlet 5.
  • a contactor 11 is provided.
  • the charging system 1 comprises a Gleichstromla the measuring device 12, by means of which the electrical Leis device can be determined during DC charging of the electrical energy storage.
  • This DC charging measuring device 12 has a dynamic range with respect to the current of about 20 A to 550 A. Thus, it is not possible that, for example, very low charging currents can be detected in accordance with legal requirements in a maintenance case.
  • FIG. 2 shows a charging system 1 according to an embodiment of the invention.
  • the charging outlet 5 or its AC part 6 is fully populated here.
  • the AC part 6 also has connections for three phases and a neutral conductor.
  • a second path is provided, via which the input 2 can be connected directly to the charging outlet 5 or the AC part 6 of the charging outlet 5.
  • a second switching device 13 is provided, which can also be controlled by means of the control device 8.
  • an AC charging measuring device 14 located in this path, an AC charging measuring device 14. By means of this AC charging measuring device 14, the required during AC charging electrical power can be true.
  • a DC charging or a so-called DC rapid charging can be performed first.
  • the first switching device 11 can be closed and the second switching device 13 can be opened.
  • information can also be transmitted from the electric vehicle to the charging outlet 5 and thus to the control device 8.
  • This information may contain authentication information.
  • This authentication data can then be stored accordingly.
  • the required electric power can be summarized by means of the DC charging measuring device 12. If the current intensity of the direct current falls below a predetermined threshold value and / or the state of charge of the energy store has reached a predetermined value, the control device 8 can control the switching devices 11, 13 so control that the first switching device 11 is opened and the second switching device 13 is closed.
  • this threshold value is selected such that it lies within a dynamic range of the DC charging measuring device. Below this threshold for the DC current is then switched to the AC charging. During the AC charging, the required electric power can be accurately detected by the AC charging measuring device 14. Before switching between DC charging and AC charging, a signal from the control device 8 can be transmitted to the vehicle. For this purpose, a predetermined voltage applied to a resistor who the or a voltage of 0 V are output. Thus, the DC charging can be stopped. In the subsequent AC charging, the stored authentication data can be used.
  • FIG 3 shows an example of the charging system 1 during the Wech selstromladens.
  • the input 2 via the second switching element 13 to the charging outlet 5 and the AC part 6 is connected.
  • the required electric power is detected by the AC charging measuring device 14.
  • the information regarding the required electrical power can then be transferred to the control device 8.
  • FIG. 4 shows a schematic representation of a charging system 1 according to another embodiment.
  • This charging system 1 to 2 summarizes charging 6.
  • the control device 8 Kings nen the respective switching devices 13 are controlled.
  • each charging outlet 6 is associated with a DC charging measuring device 12.
  • ei ne AC charging measuring device 14 for the two Ladeab gears 6 is provided.
  • FIG. 5 shows a charging system 1 according to an alternative embodiment.
  • This charging system 1 differs from the charging system 1 according to FIG. 1 by a further DC charging system.
  • Measuring device 12 ' In the present case, this DC charging measuring device 12 'is assigned to one of the converter elements 4.
  • a first DC charging process can be performed.
  • the required electric power using the DC charging measuring device 12 be true. If the current of the DC current falls below the predetermined threshold value, the first DC charging process can be terminated and a second DC charging process
  • the DC charging process can be started with a lower current.
  • the required electric power is determined using the second DC charging measuring device 12 '.
  • This second DC charging measuring device 12 ' may have a dynamic range that is below the dynamic range of the first DC charging measuring device 12.
  • the electrical power can be precisely determined and thus an accurate billing is possible.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un système de charge (1) pour la charge d'un accumulateur d'énergie électrique d'un véhicule électrique comprenant : une entrée (2) pour un courant alternatif, lequel est alimenté via une source d'énergie électrique (3), au moins un élément de conversion (4) pour la conversion du courant alternatif en un courant continu et une sortie de charge (5) pour la connexion du système de charge (1) au véhicule électrique, le système de charge (1) étant conçu pour connecter l'au moins un élément de conversion (4) à la sortie de charge (5) pour l'exécution d'une charge en courant continu de l'accumulateur d'énergie électrique et le système de charge (1) étant conçu pour connecter l'entrée (2) à la sortie de charge (5) pour l'exécution d'une charge en courant alternatif de l'accumulateur d'énergie électrique.
EP19707306.7A 2018-03-19 2019-02-15 Systèmes de charge pour la charge d'accumulateurs d'énergie électriques de véhicules électriques ainsi que procédé correspondant Pending EP3749544A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018204126.1A DE102018204126A1 (de) 2018-03-19 2018-03-19 Ladesysteme zum Laden von elektrischen Energiespeichern von Elektrofahrzeugen sowie dazugehörige Verfahren
PCT/EP2019/053832 WO2019179703A1 (fr) 2018-03-19 2019-02-15 Systèmes de charge pour la charge d'accumulateurs d'énergie électriques de véhicules électriques ainsi que procédé correspondant

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EP3749544A1 true EP3749544A1 (fr) 2020-12-16

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EP19707306.7A Pending EP3749544A1 (fr) 2018-03-19 2019-02-15 Systèmes de charge pour la charge d'accumulateurs d'énergie électriques de véhicules électriques ainsi que procédé correspondant

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US (1) US11407324B2 (fr)
EP (1) EP3749544A1 (fr)
CN (1) CN112118982B (fr)
DE (1) DE102018204126A1 (fr)
WO (1) WO2019179703A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018204126A1 (de) * 2018-03-19 2019-09-19 Siemens Aktiengesellschaft Ladesysteme zum Laden von elektrischen Energiespeichern von Elektrofahrzeugen sowie dazugehörige Verfahren
DE102018009848A1 (de) * 2018-12-14 2019-06-27 Daimler Ag Schaltungsanordnung für ein Kraftfahrzeug, insbesondere für ein Hybrid- oder Elektrofahrzeug

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3391227B2 (ja) * 1997-09-09 2003-03-31 松下電器産業株式会社 鉛蓄電池の充電方法
NL2004350C2 (en) * 2010-03-05 2011-09-06 Epyon B V System, devices and method for charging a battery of an electric vehicle.
JP5249277B2 (ja) * 2010-04-13 2013-07-31 三菱電機株式会社 車両充電装置
JP2011232093A (ja) * 2010-04-26 2011-11-17 Kyocera Corp 電流センサ装置
DE102011007839A1 (de) * 2011-04-21 2012-10-25 Bayerische Motoren Werke Aktiengesellschaft Fahrzeugladevorrichtung
JP5725172B2 (ja) * 2011-05-27 2015-05-27 トヨタ自動車株式会社 車両
EP2559587B1 (fr) * 2011-08-04 2020-02-19 Valeo Siemens eAutomotive Germany GmbH Convertisseur destiné au fonctionnement d'un moteur d'entraînement électrique d'un véhicule électrique, véhicule automobile et procédé de fonctionnement du convertisseur
KR101428262B1 (ko) * 2012-12-10 2014-08-07 현대자동차주식회사 차량 배터리 전원 제어 장치
CN102998648B (zh) * 2012-12-13 2015-07-08 湖南省电力公司科学研究院 多功能交直流电测量仪
CN103457335B (zh) * 2013-09-17 2016-05-11 山东鲁能智能技术有限公司 电动汽车智能一体化充电机装置
CN103746418A (zh) * 2013-12-26 2014-04-23 国家电网公司 一种电动汽车交直流组合充电控制系统
DE102014109939A1 (de) * 2014-07-15 2016-01-21 EnBW Energie Baden-Württemberg AG Lokales Ladenetz mit wenigstens einem Ladesystem zum Laden von Elektrofahrzeugen, Ladesystem mit wenigstens einer Ladestation und Verfahren zum Betreiben eines Ladenetzes mit wenigstens einem Ladesystem zum Laden von Elektrofahrzeugen
CN204030698U (zh) * 2014-07-16 2014-12-17 青岛特锐德电气股份有限公司 一种多充电接口兼容的集中停车场箱式充电站及系统
CN104218644B (zh) * 2014-09-05 2016-09-21 国家电网公司 一种电动汽车交直流智能一体化充电设备及其控制方法
DE102014223585A1 (de) * 2014-11-19 2016-05-19 Bayerische Motoren Werke Aktiengesellschaft System und Verfahren zum Laden eines elektrischen Energiespeichers eines Fahrzeugs
CN204314359U (zh) * 2014-12-05 2015-05-06 深圳市创荣发电子有限公司 一种自动切换档位的指针电流表
CN105406536B (zh) * 2015-12-07 2018-01-12 湖南深拓智能设备股份有限公司 一种使用互联网的智能移动充电系统及方法
CN205304343U (zh) * 2015-12-09 2016-06-08 上海贝岭股份有限公司 电动车充电装置
CN106740195B (zh) * 2016-12-12 2021-01-01 深圳市京科凌智技术有限公司 一种电动汽车充电电源及对电动汽车的充电方法
US10875406B2 (en) * 2017-01-19 2020-12-29 Solaredge Technologies Ltd. Electric-vehicle charging apparatus
CN107169603B (zh) 2017-05-16 2020-11-03 盐城工业职业技术学院 一种基于智慧城市的充电顾问云平台及其控制方法
DE102018202259A1 (de) 2018-02-14 2019-08-14 Siemens Aktiengesellschaft Ladestation zum Laden von Elektrofahrzeugen mit verteilter Energiemessung sowie Verfahren
DE102018204126A1 (de) * 2018-03-19 2019-09-19 Siemens Aktiengesellschaft Ladesysteme zum Laden von elektrischen Energiespeichern von Elektrofahrzeugen sowie dazugehörige Verfahren

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DE102018204126A1 (de) 2019-09-19
WO2019179703A1 (fr) 2019-09-26
CN112118982B (zh) 2024-06-21
US11407324B2 (en) 2022-08-09
US20210046830A1 (en) 2021-02-18
CN112118982A (zh) 2020-12-22

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