WO2023050210A1 - 电能调度方法、整车控制器、电池管理***、***、设备及介质 - Google Patents
电能调度方法、整车控制器、电池管理***、***、设备及介质 Download PDFInfo
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Classifications
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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
- 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
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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
- 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
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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
- B60L58/12—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]
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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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
- H02J3/322—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means the battery being on-board an electric or hybrid vehicle, e.g. vehicle to grid arrangements [V2G], power aggregation, use of the battery for network load balancing, coordinated or cooperative battery charging
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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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
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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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/0071—Regulation of charging or discharging current or voltage with a programmable schedule
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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
- 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
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- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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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
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- Y02T90/14—Plug-in electric vehicles
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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
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- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Definitions
- the present application relates to the field of electric power technology, in particular to an electric energy scheduling method, a vehicle controller, a battery management system, equipment and media.
- Batteries for example, can be used as a power source to power electrical appliances, thereby reducing the use of non-renewable resources.
- the charging technology of batteries is also developing rapidly.
- the grid dispatching platform can realize two-way flexible dispatching of electric energy between the grid and vehicles through charging and discharging devices that support Vehicle-to-grid (V2G) technology.
- V2G Vehicle-to-grid
- the power grid dispatching platform can dispatch the power of the power grid to the power battery of the vehicle according to the demand, or can dispatch the power of the power battery of the vehicle to the power grid according to the demand.
- the power scheduling method, vehicle controller, battery management system, system, equipment and medium provided in the embodiments of the present application can reasonably control the scheduling process of the two-way power scheduling between the power grid and the vehicle.
- the embodiment of the present application provides a power scheduling method, which is applied to the VCU of the vehicle, and the method includes:
- the grid dispatching platform receives the charging and discharging completion information sent by the battery management system BMS, where the charging and discharging completion information is the Sent when the performance parameters meet the preset charge and discharge cut-off conditions;
- the target scheduling mode is a two-way power scheduling mode between the grid and the battery
- the BMS is allowed to accept the electric energy dispatching of the grid dispatching platform.
- the BMS in the process of electric energy dispatching between the electric grid and the vehicle by the electric grid dispatching platform through the charging and discharging device, the BMS can send The VCU of the vehicle sends the charging and discharging completion information, and the VCU can determine whether the scheduling mode of the scheduling process is the target scheduling mode for two-way scheduling of electric energy between the grid and the vehicle according to the scheduling mode information in the charging and discharging completion information.
- the target dispatching mode VCU allows BMS to continue to accept the electric energy dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- the charging and discharging completion information includes scheduling indication information, and according to the charging and discharging completion information, determining whether the scheduling mode of the scheduling process is the target scheduling mode includes:
- the VCU can determine the power scheduling mode through the scheduling mode information in the charging and discharging completion information, so that it can choose whether to control the BMS to end the power scheduling according to the power scheduling mode, so that it can accurately identify whether the current power scheduling process is between the power grid and the power grid.
- the two-way power scheduling process between batteries makes it easy to adopt different control strategies according to different scheduling processes.
- determining whether the scheduling mode of the scheduling process is the target scheduling mode according to the charging and discharging completion information includes:
- the target identifier is added to the charging and discharging completion information when the BMS determines that the scheduling mode is other than the target scheduling mode, and the target identifier is a full charge identifier or Full logo.
- the VCU can determine the power scheduling mode according to whether the charging and discharging completion information includes the target identifier, so that it can choose whether to control the BMS to end the power scheduling according to the power scheduling mode, so that it can accurately identify whether the current power scheduling process is a power grid.
- the two-way power scheduling process between batteries makes it easy to adopt different control strategies according to different scheduling processes.
- the BMS when the dispatch mode is the target dispatch mode, the BMS is allowed to accept the electric energy dispatch of the power grid dispatch platform, specifically including:
- the two-way power scheduling process between the grid and the battery can be reasonably controlled by only changing the communication strategy on the VCU side, and the convenience of control is improved.
- the embodiment of the present application provides a power scheduling method, which is applied to a BMS, and the method includes:
- the BMS in the process of electric energy dispatching between the electric grid and the vehicle by the electric grid dispatching platform through the charging and discharging device, the BMS can send The VCU of the vehicle sends the charging and discharging completion information, and the VCU can determine whether the dispatching mode of the dispatching process is the target dispatching mode for two-way dispatching of electric energy between the grid and the vehicle according to the charging and discharging completion information.
- the VCU allows the BMS to continue to accept the power dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- the method further includes:
- the electric energy scheduling ends.
- the two-way dispatch mode between the power grid and the battery can be ended, which improves the rationality of the two-way dispatch.
- the charging and discharging end information is sent to the BMS by the power grid dispatching platform when it is determined that the power dispatching parameters obtained in real time meet the target dispatching condition.
- the power scheduling parameters include: scheduling time parameters and/or second electrical performance parameters of the battery,
- the target scheduling condition includes: the scheduling time parameter obtained in real time reaches the target scheduling time parameter;
- the power grid dispatching platform can obtain electric energy dispatching parameters in real time, and when the electric energy dispatching parameters meet the target dispatching condition, send charging and discharging end information to prompt it to end electric energy dispatching to the VCU. Since the power dispatching parameters can reflect the real-time power dispatching status, the power grid dispatching platform can accurately control the power dispatching process according to the power dispatching status.
- the VCU does not respond to the charging and discharging completion information when the scheduling mode is the target scheduling mode.
- the two-way power scheduling process between the grid and the battery can be reasonably controlled by only changing the communication strategy on the VCU side, and the convenience of control is improved.
- the embodiment of the present application provides a VCU, including:
- the mode determination module is used to determine whether the dispatch mode of the dispatch process is a target dispatch mode according to the dispatch mode information, wherein the target dispatch mode is a two-way power dispatch mode between the power grid and the battery;
- the control module is used to allow the BMS to accept the electric energy dispatch of the grid dispatch platform when the dispatch mode is the target dispatch mode.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- the embodiment of the present application provides a BMS, including:
- the information sending module is used to send the charging and discharging completion information to the vehicle controller VCU of the vehicle when the first electrical performance parameter meets the preset charging and discharging cut-off condition, so that the VCU can complete the charging and discharging according to the scheduling mode information in the charging and discharging completion information. , determining whether the dispatching mode of electric energy dispatching is the target dispatching mode, and allowing the BMS to accept the electric energy dispatching of the power grid dispatching platform if the dispatching mode is the target dispatching mode.
- the BMS when the grid dispatching platform conducts electric energy dispatching between the grid and the vehicle through the charging and discharging device, the BMS can send the battery to the vehicle when the first electrical performance parameter of the battery meets the preset charging and discharging cut-off condition.
- the VCU sends the charging and discharging completion information, and the VCU can determine whether the scheduling mode of the scheduling process is the target scheduling mode for two-way scheduling of electric energy between the grid and the vehicle according to the scheduling mode information in the charging and discharging completion information.
- the VCU allows the BMS to continue to accept the power dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- an electric energy dispatching device including:
- the BMS provided in the fourth aspect or any optional implementation manner of the fourth aspect.
- the BMS when the power grid dispatching platform conducts power dispatching between the power grid and the vehicle through the charging and discharging device, the BMS can send The VCU of the vehicle sends the charging and discharging completion information, and the VCU can determine whether the scheduling mode of the scheduling process is the target scheduling mode for two-way scheduling of electric energy between the grid and the vehicle according to the scheduling mode information in the charging and discharging completion information.
- the VCU allows the BMS to continue to accept the power dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- a power dispatching device including:
- the processor reads and executes computer program instructions to implement the power scheduling method provided by the first aspect or any optional implementation manner of the first aspect, or to implement the second aspect or any optional implementation manner of the second aspect
- the power scheduling method provided by the method.
- the BMS in the process of electric energy dispatching between the electric grid and the vehicle by the electric grid dispatching platform through the charging and discharging device, the BMS can send The VCU of the vehicle sends the charging and discharging completion information, and the VCU can determine whether the scheduling mode of the scheduling process is the target scheduling mode for two-way scheduling of electric energy between the grid and the vehicle according to the scheduling mode information in the charging and discharging completion information.
- the VCU allows the BMS to continue to accept the power dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- a computer storage medium is provided.
- Computer program instructions are stored on the computer storage medium.
- the power scheduling method provided in the first aspect or any optional implementation manner of the first aspect is implemented.
- the second aspect or the electric energy scheduling method provided in any optional implementation manner of the second aspect when executed by the processor.
- the BMS when the power grid dispatching platform conducts power scheduling between the power grid and vehicles through the charging and discharging device, the BMS can send The VCU of the vehicle sends the charging and discharging completion information, and the VCU can determine whether the scheduling mode of the scheduling process is the target scheduling mode for two-way scheduling of electric energy between the grid and the vehicle according to the scheduling mode information in the charging and discharging completion information.
- the VCU allows the BMS to continue to accept the power dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- FIG. 1 is a schematic diagram of an exemplary power scheduling scenario provided by an embodiment of the present application
- Fig. 2 is a schematic flow chart of a power scheduling method provided by an embodiment of the present application
- Fig. 3 is a schematic flow chart of another power scheduling method provided by the embodiment of the present application.
- Fig. 4 is a schematic flow chart of another power scheduling method provided by the embodiment of the present application.
- Fig. 5 is a schematic flow chart of another power scheduling method provided by the embodiment of the present application.
- Fig. 7 is a schematic flowchart of an exemplary electric energy scheduling method provided by an embodiment of the present application.
- FIG. 8 is a schematic structural diagram of a VCU provided in an embodiment of the present application.
- Fig. 9 is a schematic structural diagram of a BMS provided by an embodiment of the present application.
- FIG. 11 shows a schematic diagram of a hardware structure of a power scheduling device provided by an embodiment of the present application.
- the battery management system (Battery Management System, BMS) of the vehicle can send a message to the vehicle control unit (Vehicle Control Unit, VCU) of the vehicle after determining that the battery of the vehicle is fully charged or fully discharged Send charge and discharge completion information.
- VCU Vehicle Control Unit
- the VCU sends a charge and discharge end command to the BMS.
- the BMS exits the electric energy scheduling process in response to the charging and discharging end instruction.
- the power grid dispatching platform cannot continue to perform power dispatch between the power grid and the vehicle battery.
- the grid dispatching platform hopes to transmit all the remaining power of the 40% SOC battery on the vehicle to the grid during the peak period of power consumption on the first day, that is, from 18:00 to 24:00 on the first day, so as to FM peak shaving. Then, during the low power consumption period of the next day, that is, from 00:00 to 06:00 the next day, the grid is used to charge the battery on the vehicle to 100% to meet the charging needs of the car owner.
- the present application proposes an electric energy scheduling method, device, system, equipment, and medium, which can be applied to a scenario where a charging and discharging device is used to perform electric energy scheduling between a power grid and a vehicle.
- a charging and discharging device is used to perform electric energy scheduling between a power grid and a vehicle.
- the VCU receives the charging and discharging completion information from the BMS, if it determines that the current power dispatching mode is a two-way power dispatching mode, it will not execute the process of controlling the BMS to exit the charging and discharging mode, so that the vehicle's battery can continue to receive power from the grid dispatching platform. scheduling.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- the charging and discharging device 10 may be a charging pile installed in a charging station.
- electric energy scheduling between the grid 40 and the battery P1 can be performed based on the charging piles in the charging station.
- the charging station may be a fixed place or a place where charging and discharging services can be provided for the vehicle, such as a mobile charging vehicle, which is not specifically limited.
- the charging and discharging device 10 may be a portable charging and discharging device such as a vehicle charging device.
- power scheduling between the battery P1 and the grid 40 may be performed in a place that can provide mains power or the like.
- the electric energy scheduling between the grid 40 and the battery P1 can be performed in places such as private garages and parking lots that can provide charged sockets.
- FIG. 2 is a schematic flow chart of a method for scheduling electric energy provided in the embodiments of the present application.
- the electric energy dispatching method 200 includes S210 to S230.
- the execution subject of each step of the electric energy scheduling method may be the VCU 22.
- S220 Determine whether the scheduling mode of the scheduling process is the target scheduling mode according to the charging and discharging completion information.
- the battery P1 is a battery installed in the vehicle 20 .
- the battery P1 can interact with the power grid 40 through the charging and discharging device 10 .
- the battery P1 in the embodiment of the present application may be a lithium-ion battery, a lithium metal battery, a lead-acid battery, a nickel-cadmium battery, a nickel-hydrogen battery, a lithium-sulfur battery, a lithium-air battery, or a sodium-ion battery, and the like, which is not limited herein.
- the battery P1 in the embodiment of the present application may be a single battery cell, or a battery module or a battery pack, which is not limited here.
- the battery P1 can be used in the vehicle 20 to supply power to the motor of the vehicle 20 as a power source of the vehicle 20 .
- the BMS 21 can manage the battery P1.
- the BMS 21 is installed in the vehicle 20.
- the BMS 21 can be used to monitor the voltage data of the battery P1 during the charging and discharging process of the battery P1, and communicate with the charging and discharging device 10 and the VCU 22 respectively.
- the BMS 21 can also control the charging and discharging functions of the battery P1.
- the BMS 21 can control the relay provided on the transmission line of the battery P1.
- the relays on the power transmission line of the battery P1 may include a main positive relay and/or a main negative relay, which is not specifically limited.
- the VCU 22 it is set in the vehicle 20, and it can control the BMS 21 to exit the charging and discharging process when it is determined that the power scheduling needs to be terminated.
- the grid scheduling platform 30 may be a device or a functional module capable of controlling the power scheduling process between the grid 40 and the battery P1.
- the power grid scheduling platform can be integrated in the charging and discharging device 10 , or set in a server outside the charging and discharging device 10 and other devices with control and communication functions.
- the grid dispatching platform 30 can also charge for the power transmission process. The functions of the power grid dispatching platform 30 can be set according to actual scenarios and specific needs, which are not specifically limited.
- its feasible dispatching mode may include a target dispatching mode.
- the target scheduling mode is a scheduling mode in which two-way electric energy scheduling is performed between the grid 40 and the battery P1 through the charging and discharging device 10 .
- the grid dispatching platform 30 can flexibly control the battery P1 to discharge to the grid 40 or control the grid 40 to charge the battery P1 according to the grid load and/or the power condition of the battery P1 .
- the target scheduling pattern may include at least one charging phase and one discharging phase.
- the charging stage is a stage in which electric energy is transmitted from the grid 40 to the battery P1
- the discharging stage is a stage in which electric energy is transmitted from the battery P1 to the electric grid 40 .
- the power of the power grid 40 is added to the battery P1 to ensure that the user's power demand for the battery P1 can be met, thereby realizing reasonable and flexible power consumption. scheduling.
- the feasible scheduling mode may also include the first scheduling mode and/or the second scheduling mode.
- the first scheduling mode is a one-way scheduling mode in which the charging and discharging device 10 utilizes the electric energy of the grid 40 to charge the battery P1.
- the second dispatching mode is a one-way dispatching mode in which the electric energy of the battery P1 is transmitted to the grid 40 through the charging and discharging device 10 .
- the battery P1 can be charged by transferring part or all of the electric energy of the battery P1 to the grid 40 through the charging and discharging device 10 , or obtaining electric energy from the grid 40 through the charging and discharging device 10 .
- the charge and discharge completion information it is used to indicate that the BMS 21 determines that the battery P1 has completed charging or discharging.
- the charging and discharging completion information is sent to the VCU by the BMS 21 when it is determined that the first electrical performance parameter of the battery P1 satisfies the preset charging and discharging cut-off condition.
- the first electrical performance parameter of the battery P1 is a parameter that can reflect the battery power. That is to say, the first electrical performance parameter is a parameter that can change as the electric quantity of the battery P1 changes.
- the first electrical performance parameter may be a state of charge (State Of Charge, SOC), battery power, voltage value, and the like.
- the preset charging and discharging cut-off conditions include preset charging and discharging cut-off conditions and/or preset discharging cut-off conditions.
- the first parameter threshold may be the charge cut-off voltage.
- the charge cut-off voltage may be the full charge voltage or the first target voltage value.
- the full charge voltage may be the voltage value of the battery P1 when fully charged. For example, the voltage value of the battery P1 at 100% SOC.
- the first target voltage value may be set according to actual scenarios and specific requirements, which is not limited.
- the second parameter threshold may be a preset discharge cut-off voltage.
- the preset charging cut-off voltage may be a preset full charging voltage or a second target voltage value.
- the full discharge voltage may be a voltage value when the battery P1 is discharged to empty. For example, the voltage value of the battery P1 at 0% SOC.
- the second target voltage value can be set according to actual scenarios and specific requirements, which is not limited.
- the charging and discharging completion information may also be used to identify the current scheduling mode.
- the charging and discharging completion information may include scheduling mode information and/or target identification.
- the BMS 21 can determine the scheduling mode of the current electric energy scheduling process through interaction with the charging and discharging device 10. After it is determined that the first electrical performance parameter of the battery satisfies the preset charging and discharging cut-off condition, the charging and discharging completion information carrying the scheduling mode information of the current power scheduling process is sent to the VCU 22 .
- the current power scheduling process in the embodiment of the present application refers to the power scheduling mode between the grid 40 and the battery P1 when the power scheduling method is executed.
- VCU 11 Before receiving the charge and discharge completion information, VCU 11 allows the BMS21 to accept the dispatch of the power grid dispatching platform 30, after receiving the charge and discharge completion information, and the dispatch mode information in the charge and discharge completion information indicates When the current power grid dispatch mode is the target dispatch mode, the VCU 22 does not change the dispatched state of the BMS 21, that is, the VCU 22 can allow the BMS 21 to continue to accept the dispatch of the power grid dispatch platform 30.
- the VCU According to the charging and discharging completion information, it can be determined whether the scheduling mode of electric energy scheduling is the target scheduling mode of two-way scheduling of electric energy between the grid and the vehicle through the charging and discharging device.
- the VCU allows the BMS to continue to accept the power dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- S230 may specifically include:
- the scheduling mode is the target scheduling mode
- no charging and discharging end instruction is sent to the BMS 21. That is to say, after receiving the charging and discharging completion information, if it is determined that the current power scheduling process is a two-way power scheduling between the grid 40 and the battery P1, the charging and discharging end command will not be sent, so that the BMS 21 is still in the power scheduling process middle.
- the VCU 22 does not send an end-of-charging instruction, only by changing the communication strategy on the VCU 22 side, the two-way power scheduling process between the grid 40 and P1 can be reasonably controlled, which improves the convenience of control.
- FIG. 3 is a schematic flowchart of another electric energy scheduling method provided in an embodiment of the present application.
- the charge and discharge completion information includes schedule indication information.
- the electric energy scheduling method 300 includes S310 to S330.
- the execution subject of each step of the electric energy scheduling method may be the VCU 22.
- S320 Determine whether the scheduling mode represented by the scheduling mode information is the target scheduling mode.
- the dispatch mode information is used to indicate the power dispatch mode between the grid 40 and the battery P1.
- the scheduling mode information may represent one of the first scheduling mode, the second scheduling mode, or the target scheduling mode shown in the above section.
- the content of a certain field in the charging and discharging completion information may represent the scheduling mode information.
- different scheduling modes correspond to different contents of this field. For example, when the content of this field is 01, it indicates the target scheduling mode; when the content of this field is 10, it indicates the first scheduling mode; when the content of this field is 11, it indicates the second scheduling mode.
- whether the dispatch mode of the dispatching process of electric energy dispatching is the target dispatching mode may be determined by judging whether the dispatching mode information is the dispatching mode information of the target dispatching mode. Specifically, if the scheduling mode information in the charging and discharging completion information is the scheduling mode information of the target scheduling mode, it is determined that the scheduling mode of the ongoing electric energy scheduling process is the target scheduling mode, that is, the two-way power grid 40 and the battery P1 are in progress. Electric energy dispatch.
- S330 when the dispatching mode of the dispatching process is the target dispatching mode, allow the BMS 21 to accept the electric energy dispatching of the power grid dispatching platform 10.
- S330 is similar to S230, and for the specific implementation manner of S330, refer to the related content of S230 in the foregoing part of the embodiment of the present application, and details are not repeated here.
- the VCU 22 can determine the power scheduling mode through the scheduling mode information in the charging and discharging completion information, so that it can choose whether to control the BMS 21 to end the power scheduling according to the power scheduling mode, so as to accurately It is identified whether the current electric energy scheduling process is a two-way electric energy scheduling process between the grid 40 and the battery P1, so as to facilitate the adoption of different control strategies according to different scheduling processes.
- FIG. 4 is a schematic flowchart of another electric energy scheduling method provided in the embodiment of the present application.
- the electric energy scheduling method 400 includes S410 to S430.
- the execution subject of each step of the electric energy scheduling method may be the VCU 22.
- S410 during the dispatching process that the grid scheduling platform 30 performs power scheduling between the grid 40 and the battery P1 through the charging and discharging device 10, receive the charging and discharging completion information sent by the BMS 21.
- S410 is similar to S210, and for the specific implementation manner of S410, refer to the related content of S410 in the foregoing part of the embodiment of the present application, and details are not repeated here.
- the target identifier is added to the charging and discharging completion information when the BMS determines that the scheduling mode is other scheduling mode than the target scheduling mode.
- other scheduling modes may be the above-mentioned first scheduling mode and second scheduling mode. That is to say, when the BMS determines that the current scheduling mode is the first scheduling mode or the second scheduling mode, the target identifier is added to the charge and discharge completion information, that is, the generated charge and discharge completion information carries the target identifier.
- the BMS determines that the current scheduling mode is the target scheduling mode, it does not add the target identifier to the charge and discharge completion information, that is, the generated charge and discharge completion information does not carry the target identifier.
- the target mark is a full-fill mark or a full-discharge mark.
- the charging and discharging completion information may include a full charging flag.
- the charge and discharge completion information may include a full discharge indicator.
- the two fields in the charge and discharge completion information can be used as the full charge flag and the full charge flag respectively.
- the full charge flag is assigned a preset value C1
- the full charge flag C1 on the top is the full charge mark.
- the charge and discharge completion information includes the full charge flag; if the value of the full charge flag is 0, the charge and discharge completion information does not include the full charge mark.
- the full-discharge flag is assigned a preset value C2 on the full-discharge flag is the full-discharge flag.
- a field in the charge and discharge completion information can be used as a flag bit indicating that the battery is fully charged or fully discharged.
- the flag bit D1 on the top is the full charge mark.
- the flag bit D2 on the flag bit is the full discharge mark. For example, if the value assigned to the flag is 01, the charge and discharge completion information includes a full charge flag, and if the flag bit is assigned a value of 11, the charge and discharge completion information includes a full charge flag.
- the charging and discharging completion information includes a full charge flag or a full discharge flag, it means that the scheduling mode of the scheduling process is not the target scheduling mode. Similarly, if the charging and discharging completion information does not include the full-charging flag and the full-discharging flag, it means that the scheduling mode of the scheduling process is the target scheduling mode.
- S430 when the dispatching mode of the dispatching process is the target dispatching mode, allow the BMS 21 to accept the electric energy dispatching of the power grid dispatching platform 10.
- S430 is similar to S230, and for the specific implementation manner of S430, refer to the related content of S230 in the above-mentioned part of the embodiment of the present application, and details are not repeated here.
- the VCU 22 can determine the power scheduling mode according to whether the charging and discharging completion information includes the target identifier, so that it can choose whether to control the BMS 21 to end the power scheduling according to the power scheduling mode, so as to accurately It is identified whether the current electric energy scheduling process is a two-way electric energy scheduling process between the grid 40 and the battery P1, so as to facilitate the adoption of different control strategies according to different scheduling processes.
- the BMS 21 may generate charge and discharge completion information carrying scheduling mode information, and send the generated charge and discharge completion information to the VCU22.
- S620 is similar to S520, and for the specific implementation manner of S620, refer to the relevant content of S520 in the above-mentioned part of the embodiment of the present application, and details are not repeated here.
- the charging and discharging end information it is used to prompt the BMS 21 to end the electric energy scheduling.
- the charging and discharging end information may be sent by the grid dispatching platform 30 after determining that the current dispatching process can be ended.
- the grid dispatching platform 30 can send the charging and discharging end information to the charging and discharging device 10, and the charging and discharging device 10 sends the received charging and discharging end information to the BMS 21.
- the grid dispatching platform 30 can send the charging and discharging end information to the BMS 21 through the charging and discharging device 10. That is to say, the grid dispatching platform 30 sends the charging and discharging completion information to the charging and discharging device 10, and the charging and discharging device 10 forwards the charging and discharging completion information to the BMS 21.
- the power grid dispatching platform 30 may send the charging and discharging end information to the IoV device such as a telematics processor (Telematics Box, TBOX) or RDB (a type of IOV device). It should be noted that the power grid dispatching platform 30 can also directly or indirectly send the charging and discharging end information to the BMS 21 in other ways, and the specific transmission path of the charging and discharging end information is not limited.
- the two-way scheduling mode between the grid 40 and the battery P1 can be ended, which improves the rationality of the two-way scheduling.
- the charging and discharging end information is sent to the BMS by the power grid dispatching platform when it is determined that the electric energy dispatching parameters obtained in real time meet the target dispatching condition.
- the electric energy scheduling parameters include: a scheduling time parameter and/or a second electric performance parameter of the battery P1.
- the target scheduling condition includes: the real-time acquired scheduling time parameter reaches the target scheduling time parameter.
- the target dispatching condition includes: the second electric performance parameter obtained in real time reaches the target electric performance parameter.
- the target scheduling time parameter and the target electrical performance parameter in terms of their acquisition methods, in some embodiments, they may be input by users on devices with information input functions such as charging piles and vehicle terminals.
- the device with the information input function receives the target dispatching time parameter and/or the target electrical performance parameter input by the user, it sends the received target dispatching time parameter and/or the target electrical performance parameter to the grid dispatching platform 30 .
- the user may directly input the target dispatch time parameter and/or the target electrical performance parameter on the related application (Application, APP), related program, and related operation web page of the power grid dispatching platform 30 .
- related applications can be set in devices such as mobile phones, tablet computers, computers, charging piles and the like.
- the user can also input the selected electric energy scheduling mode on the device with information input function.
- the user may select a target scheduling mode from multiple optional scheduling modes.
- the target scheduling time parameter and the target electrical performance parameter may be set by default.
- the target electrical performance parameter is SOC, it may be set as 100% by default. Or, it can also be set to other values by default, which is not limited.
- the target scheduling time parameter it may be a specific time value or a duration.
- the target scheduling time parameter may be the time value at which the user wishes to end the power scheduling, for example, the user sets to end the power scheduling at 19:30:30 seconds.
- it may be a time value at which the user wishes to end charging and discharging of the battery P1.
- the target scheduling time parameter is a duration, it may be the scheduled duration desired by the user. For example, 4h and so on.
- the scheduling time parameter in some embodiments, it may be a specific time value or the duration of the scheduling process. In some embodiments, the power grid dispatching platform 30 may obtain the dispatching time parameter at preset intervals or irregularly obtain the dispatching time parameter.
- the second battery performance parameter of the battery P1 it may be a parameter that can reflect the battery power. That is to say, the second electrical performance parameter is a parameter that can change as the electric quantity of the battery P1 changes.
- the second electrical performance parameter may be SOC, battery power, voltage value and the like.
- the second electrical performance parameter and the first electrical performance parameter may be the same parameter, for example, both are SOC.
- the grid scheduling platform 30 can flexibly schedule the electric energy between the grid and the vehicle battery according to parameters such as grid conditions and battery power. , and before the target time, make the electric quantity of the vehicle battery reach the target SOC. For example, if the user inputs a target time of 20:30 and the target SOC is 80%, the SOC of the vehicle battery can be made equal to 80% by charging or discharging near 20:30.
- the power grid dispatching platform 30 can obtain the electric energy dispatching parameters in real time, and when the electric energy dispatching parameters meet the target dispatching condition, send to the VCU 22 the charging and discharging end information for prompting it to end the electric energy dispatching. Since the electric energy dispatching parameters can reflect the real-time electric energy dispatching state, the grid dispatching platform 30 can accurately control the electric energy dispatching process according to the electric energy dispatching state.
- the power grid dispatching platform 30 can obtain the electric energy dispatching parameters in real time, and when the electric energy dispatching parameters meet the target dispatching condition, send to the VCU 22 the charging and discharging end information for prompting it to end the electric energy dispatching. Since the electric energy dispatching parameters can reflect the real-time electric energy dispatching state, the grid dispatching platform 30 can accurately control the electric energy dispatching process according to the electric energy dispatching state.
- the VCU 22 does not respond to the charging and discharging completion information when the scheduling mode is the target scheduling mode.
- the VCU 22 does not send an end-of-charging command, only by changing the communication strategy on the VCU 22 side, the two-way power scheduling process between the grid 40 and the battery P1 can be reasonably controlled, which improves the convenience of control.
- FIG. 1 A schematic flowchart of an exemplary electric energy scheduling method is provided.
- the electric energy scheduling method 700 involves the charging and discharging device 10, the BMS 21 of the vehicle 20, the VCU 22 of the vehicle 20, and the grid scheduling platform 30.
- the electric energy scheduling scheme includes S701 to S714.
- the grid dispatching platform 30 sends a grid dispatching instruction to the charging and discharging device 10 after receiving the target electric energy dispatching parameters.
- the charging and discharging device 10 responds to the grid scheduling command and enters the current charging and discharging phase indicated by the grid scheduling command.
- the charging and discharging device 10 sends the electric energy scheduling demand of the current charging and discharging stage to the BMS 21.
- the BMS 21 judges whether the second electric performance parameter obtained in real time meets the preset charging and discharging cut-off condition. If the judging result is that the preset charge-discharge cut-off condition has not been met, continue to obtain the second electrical performance parameter in real time, and judge whether the preset charge-discharge cut-off condition has been met. If the judgment result is yes, continue to execute S708.
- the VCU 22 judges whether the scheduling mode of the scheduling process is the target scheduling mode according to the charging and discharging completion information. If the judgment result is no, continue to execute S710, and if the judgment result is yes, continue to execute S711.
- the VCU 22 when the scheduling mode of the scheduling process is not the target scheduling mode, the VCU 22 sends a charging and discharging end instruction to the BMS 21.
- the VCU 22 when the dispatching mode of the dispatching process is the target dispatching mode, the VCU 22 allows the BMS 21 to continue to accept the electric energy dispatching of the power grid dispatching platform 30.
- the power grid dispatching platform 30 judges whether the electric energy dispatching parameters obtained in real time meet the target dispatching condition. If the judgment result is that the target dispatching condition is not met, then continue to obtain the electric energy dispatching parameters, and judge whether the continuously obtained electric energy dispatching parameters meet the target dispatching condition. If the judgment result is that the target scheduling condition is satisfied, continue to execute S713.
- the grid dispatching platform 30 sends charging and discharging end information to the BMS 21 under the condition of whether the electric energy dispatching parameters obtained in real time meet the target dispatching conditions.
- the BMS 21 ends the electric energy scheduling in response to the charging and discharging end information.
- the target electric energy scheduling parameter may include the target scheduling mode input by the user.
- the target electric energy scheduling parameter may include a target scheduling time parameter and/or a target electrical performance parameter input by a user.
- the grid scheduling command is used to control the charging and discharging device 10 and the BMS 21 to enter the corresponding charging and discharging phase in the scheduling process corresponding to the target scheduling mode.
- the grid scheduling instruction includes: a first grid scheduling instruction for instructing the charging and discharging device 10 and the BMS 21 to enter the charging phase and/or a second grid scheduling instruction for instructing the charging and discharging device 10 and the BMS 21 to enter the discharging phase.
- the grid dispatching platform 30 may send the above-mentioned first grid dispatching instruction or the second grid dispatching instruction to the charging and discharging device 10 according to the grid load and/or the electric quantity of the battery P1.
- the power grid dispatching instruction may include the charging and discharging direction of the current charging and discharging phase and the power requirement for transmitting electric energy in the current charging and discharging phase.
- the charging and discharging direction is the electric energy transmission direction. If the calculated charging and discharging direction is the electric energy transmission direction from the vehicle battery to the grid, that is, when the vehicle battery is being discharged, the current charging and discharging stage is the discharging stage. Similarly, if the charging and discharging direction is the electric energy transmission direction from the grid to the battery of the vehicle, that is, when the battery of the vehicle is being charged, the current charging and discharging stage is the charging stage.
- the grid dispatching platform 30 can calculate the charging and discharging direction and power demand according to the grid load and/or battery power.
- the power grid scheduling instruction may also include the charging and discharging depth of the current charging and discharging stage.
- the charging depth indicates the ratio of the electric quantity to be charged of the battery in this charging stage to the rated electric quantity of the battery.
- the depth of discharge indicates the ratio of the battery's power to be discharged to the battery's rated power in this discharge phase.
- the power grid dispatching demand may include the charging and discharging direction of the current charging and discharging phase and the power demand of the transmitted electric energy in the current charging and discharging phase.
- the power grid scheduling requirement may also include data such as the depth of charge and discharge in the current charge and discharge stage, which can be used by the BMS 21 to determine the charge and discharge parameters of the battery in this charge and discharge stage.
- the target electric energy dispatching parameters may also be input on the relevant APP or the relevant web page of the power grid dispatching platform.
- the grid dispatching platform 30 may send an electric energy scheduling command to the charging and discharging device 10 to indicate entering the discharging phase. If after a period of time, if the grid is in a low-load state, the grid dispatching platform 30 determines that the grid will transmit power to the battery, and at this time may send an electric energy dispatching command to the charging and discharging device 10 indicating to enter the charging phase.
- the BMS 21 can monitor the voltage of the battery P1 during charging and discharging. And, after it is determined that the stopping condition of the target dispatching mode is met, the electric energy dispatching process is exited. In some other embodiments, the BMS 21 can determine the charging and discharging mode and the charging and discharging demand parameters according to the electric energy scheduling demand, and send the charging and discharging mode and the charging and discharging parameters to the charging and discharging device 10, so that the charging and discharging device 10 Mode and charge and discharge parameters adjust the charge and discharge voltage and/or charge and discharge current during the charge and discharge process to ensure the normal development of the charge and discharge process.
- the charge and discharge demand parameters may include a voltage demand value, a current demand value, and the like.
- the charging and discharging modes may include constant current charging mode, constant current discharging mode, constant voltage charging mode or constant voltage discharging mode.
- the output current is controlled not to exceed the current demand value.
- the charging and discharging mode is the constant current discharging mode
- the control input current does not exceed the current demand value.
- the charging and discharging mode is the constant voltage charging mode
- the output voltage is controlled not to exceed the voltage demand value.
- the charging and discharging mode is the constant voltage discharging mode
- the control input voltage does not exceed the voltage demand value.
- the BMS 21 can transmit the voltage demand value, the current demand value and the charging and discharging mode through the battery charging demand message (such as the BCL message).
- the battery charging demand message such as the BCL message.
- the embodiment of the present application not only provides the electric energy scheduling method 200-400 described in conjunction with any optional embodiment shown in FIGS. 2-4 , but also provides a corresponding VCU.
- FIG. 8 is a schematic structural diagram of a VCU provided by an embodiment of the present application. As shown in Figure 8, VCU 80 includes:
- the mode determining module 820 is configured to determine whether the scheduling mode of the scheduling process is the target scheduling mode according to the charging and discharging completion information. Among them, the target scheduling mode is a two-way power scheduling mode between the grid and the battery.
- the control module 830 is configured to allow the BMS to accept the electric energy dispatch of the grid dispatch platform when the dispatch mode is the target dispatch mode.
- the VCU 80 shown in Figure 8 in the process of power grid dispatching between the grid and the vehicle through the charging and discharging device on the grid dispatching platform, if the BMS determines that the battery of the vehicle sends a charge and discharge completion message to the VCU, the VCU can Complete information to determine whether the scheduling mode of electric energy scheduling is the target scheduling mode of two-way scheduling of electric energy between the grid and vehicles through the charging and discharging device. In the target scheduling mode, the VCU allows the BMS to continue to accept the power dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the above VCU 80 can be implemented without changing the hardware, so that the two-way power scheduling process between the grid and the vehicle is simple and easy to implement.
- the mode determination module 820 is specifically configured to:
- the second information receiving module is used to receive the charging and discharging end information sent by the power grid dispatching platform.
- the command sending module sends a charge and discharge end command to the BMS in response to the charge and discharge end information, so that the BMS ends the electric energy scheduling.
- the two-way scheduling mode between the grid and the battery can be ended under the control of the grid scheduling platform, which improves the rationality of the two-way scheduling.
- the charging and discharging end information is sent by the power grid dispatching platform when it is determined that the electric energy dispatching parameters obtained in real time meet the target dispatching condition.
- the electric energy scheduling parameters include: a scheduling time parameter and/or a second electrical performance parameter of the battery.
- the target scheduling condition includes: the real-time acquired scheduling time parameter reaches the target scheduling time parameter.
- the target dispatching condition includes: the second electric performance parameter obtained in real time reaches the target electric performance parameter.
- the power grid dispatching platform can obtain the electric energy dispatching parameters in real time, and when the electric energy dispatching parameters meet the target dispatching condition, send the charging and discharging end information to the VCU 80 to remind it to end the electric energy dispatching. Since the power dispatching parameters can reflect the real-time power dispatching status, the power grid dispatching platform can accurately control the power dispatching process according to the power dispatching status.
- control module 830 is specifically configured to:
- the VCU 80 does not send a charge-discharge end command, only by changing the communication strategy on the VCU 80 side, the two-way power scheduling process between the grid and the battery can be reasonably controlled, which improves the convenience of control.
- VCU 80 According to the embodiment of the present application are similar to the power scheduling method 200 described above in conjunction with the examples shown in FIGS.
- the embodiment of the present application not only provides the electric energy scheduling method 500-600 described in conjunction with any optional embodiment shown in FIG. 5 and FIG. 6 , but also provides a corresponding BMS.
- the parameter acquisition module 910 is used to acquire the first electrical performance parameter of the battery during the process of the power grid dispatching platform performing power scheduling between the grid and the battery of the vehicle through the charging and discharging device;
- the information sending module 920 is used to send the charging and discharging completion information to the vehicle controller VCU of the vehicle when the first electrical performance parameter meets the preset charging and discharging cut-off condition, so that the VCU can complete the charging and discharging according to the scheduling mode in the charging and discharging completion information.
- the VCU can Complete information to determine whether the scheduling mode of electric energy scheduling is the target scheduling mode of two-way scheduling of electric energy between the grid and vehicles through the charging and discharging device. In the target scheduling mode, the VCU allows the BMS to continue to accept the power dispatching of the grid dispatching platform, so that the vehicle can continue to accept the flexible dispatching of the grid dispatching platform.
- the scheme of controlling the BMS to end the charging and discharging process it can reasonably control the charging and discharging process of the vehicle in the scheduling process of the two-way electric energy scheduling between the grid and the vehicle.
- the BMS2 further includes an information receiving module, an information sending module and a control module.
- the information receiving module is used to receive the charging and discharging end information sent by the power grid dispatching platform.
- the information sending module is used to send the charge and discharge end information to the VCU, so that the VCU sends a charge and discharge end instruction to the BMS 90 in response to the charge and discharge end information.
- the control module is configured to end the electric energy scheduling in response to the charging and discharging end instruction sent by the VCU.
- the two-way dispatch mode between the power grid and the battery can be ended under the control of the power grid dispatch platform, which improves the rationality of the two-way dispatch.
- the charging and discharging end information is that the grid dispatching platform determines in the process of power dispatching that the time parameter acquired in real time reaches the dispatching time parameter and/or the second electrical performance parameter of the battery reaches the target electrical performance In the case of parameters, it is sent to the VCU through the BMS.
- the power grid dispatching platform can obtain electric energy dispatching parameters in real time, and when the electric energy dispatching parameters meet the target dispatching condition, send charging and discharging end information to the VCU to remind it to end the electric energy dispatching. Since the power dispatching parameters can reflect the real-time power dispatching status, the power grid dispatching platform can accurately control the power dispatching process according to the power dispatching status.
- the VCU does not respond to the charging and discharging completion information when the scheduling mode is the target scheduling mode.
- the VCU does not send an end-of-charging command, only by changing the communication strategy on the VCU side, the two-way power scheduling process between the grid and the battery can be reasonably controlled, which improves the convenience of control.
- the embodiment of the present application not only provides the BMS 90 and the VCU 80, but also provides a corresponding power grid dispatching system.
- Fig. 10 is a schematic structural diagram of a power grid dispatching system provided by an embodiment of the present application. As shown in Figure 10, the grid dispatching system 100 includes:
- the specific content of the VCU 110 can refer to the relevant description of the VCU 80 in the above-mentioned part of the embodiment of the present application
- the specific content of the BMS 120 can refer to the relevant description of the BMS90 in the above-mentioned part of the embodiment of the present application.
- the grid dispatching system 100 may also include a charging and discharging device.
- the power grid dispatching system 100 may also include a power grid dispatching platform.
- FIG. 11 shows a schematic diagram of a hardware structure of a power scheduling device provided by an embodiment of the present application.
- the power scheduling device may include a processor 1101 and a memory 1102 storing computer program instructions.
- the above-mentioned processor 1101 may include a central processing unit (Central Processing Unit, CPU), or a specific integrated circuit (Application Specific Integrated Circuit, ASIC), or may be configured to implement one or more integrated circuits of the embodiments of the present application .
- CPU Central Processing Unit
- ASIC Application Specific Integrated Circuit
- Memory 1102 may include mass storage for data or instructions.
- memory 1102 may include a hard disk drive (Hard Disk Drive, HDD), a floppy disk drive, a flash memory, an optical disk, a magneto-optical disk, a magnetic tape, or a Universal Serial Bus (Universal Serial Bus, USB) drive or two or more Combinations of multiple of the above.
- memory 1102 may include removable or non-removable (or fixed) media, or memory 1102 may be a non-volatile solid-state memory.
- memory 1102 may be internal or external to the power scheduling device.
- the memory 1102 may be a read-only memory (Read Only Memory, ROM).
- ROM Read Only Memory
- the ROM can be mask programmed ROM, programmable ROM (PROM), erasable PROM (EPROM), electrically erasable PROM (EEPROM), electrically rewritable ROM (EAROM), or flash memory or both. A combination of one or more of the above.
- Memory 1102 may include read only memory (ROM), random access memory (RAM), magnetic disk storage media devices, optical storage media devices, flash memory devices, electrical, optical, or other physical/tangible memory storage devices.
- ROM read only memory
- RAM random access memory
- magnetic disk storage media devices magnetic disk storage media devices
- optical storage media devices flash memory devices
- electrical, optical, or other physical/tangible memory storage devices may include one or more tangible (non-transitory) computer-readable storage media (e.g., memory devices) encoded with software comprising computer-executable instructions, and when the software is executed (e.g., by one or multiple processors) operable to perform the operations described with reference to the method according to an aspect of the present disclosure.
- the processor 1101 reads and executes the computer program instructions stored in the memory 1102 to realize the power scheduling method 200-400 in the embodiment shown in Fig. 2-Fig.
- the example implements the corresponding technical effect achieved by the method, or realizes the power scheduling method 500-600 in the embodiment shown in Figure 5 and Figure 6, and achieves the implementation of the method achieved by the example shown in any accompanying drawing in Figure 5 and Figure 6
- the corresponding technical effects are briefly described and will not be repeated here.
- the power scheduling device may further include a communication interface 1103 and a bus 1110 .
- the processor 1101, the memory 1102, and the communication interface 1103 are connected through a bus 1110 to complete mutual communication.
- the embodiments of the present application may provide a computer storage medium for implementation.
- Computer program instructions are stored on the computer storage medium; when the computer program instructions are executed by a processor, any one of the electric energy scheduling methods in the foregoing embodiments is implemented.
- the functional blocks shown in the above structural block diagrams may be implemented as hardware, software, firmware or a combination thereof.
- hardware When implemented in hardware, it may be, for example, an electronic circuit, an Application Specific Integrated Circuit (ASIC), appropriate firmware, a plug-in, a function card, and the like.
- ASIC Application Specific Integrated Circuit
- the elements of the present application are the programs or code segments employed to perform the required tasks. Programs or code segments may be stored in machine-readable media or transmitted over dispatch media or communication links by data signals carried in carrier waves. "Machine-readable medium” may include any medium that is capable of storing or dispatching information.
- machine-readable media examples include electronic circuits, semiconductor memory devices, ROM, flash memory, erasable ROM (EROM), floppy disks, CD-ROMs, optical disks, hard disks, fiber optic media, Radio Frequency (RF) links, etc. wait.
- Code segments may be downloaded via a computer network such as the Internet, an Intranet, or the like.
- processors may be, but are not limited to, general purpose processors, special purpose processors, application specific processors, or field programmable logic circuits. It can also be understood that each block in the block diagrams and/or flowcharts and combinations of blocks in the block diagrams and/or flowcharts can also be realized by dedicated hardware for performing specified functions or actions, or can be implemented by dedicated hardware and combination of computer instructions.
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
Description
Claims (13)
- 一种电能调度方法,应用于车辆的整车控制器VCU,所述方法包括:在电网调度平台通过充放电装置在电网与所述车辆的电池之间进行电能调度的调度过程中,接收电池管理***BMS发送的充放电完成信息,所述充放电完成信息是所述BMS在所述电池的第一电性能参数满足预设充放电截止条件的情况下发送的;根据所述充放电完成信息,确定所述调度过程的调度模式是否为目标调度模式,其中,所述目标调度模式为所述电网与所述电池之间的双向电能调度模式;在所述调度模式为所述目标调度模式的情况下,允许所述BMS接受所述电网调度平台的电能调度。
- 根据权利要求1所述的方法,所述充放电完成信息包括调度表示信息,所述根据所述充放电完成信息,确定所述调度过程的调度模式是否为目标调度模式,包括:判断所述调度模式信息所表征的调度模式是否为目标调度模式。
- 根据权利要求1所述的方法,所述根据所述充放电完成信息,确定所述调度过程的调度模式是否为目标调度模式,包括:判断所述充放电完成信息中是否包括目标标识,其中,所述目标标识是所述BMS在确定所述调度模式为除所述目标调度模式之外的其他调度模式的情况下添加入所述充放电完成信息的,所述目标标识为满充标识或者满放标识。
- 根据权利要求1-3任一项所述的方法,其中,所述在所述调度模式为所述目标调度模式的情况下,允许所述BMS接受所述电网调度平台的电能调度,具体包括:在所述调度模式为所述目标调度模式的情况下,不向所述BMS发送所述充放电结束指令。
- 一种电能调度方法,应用于车辆的电池管理***BMS,所述方法包括:在电网调度平台通过充放电装置进行电网与所述车辆的电池之间的电能调度的调度过程中,获取所述电池的第一电性能参数;在所述第一电性能参数满足预设充放电截止条件的情况下,向所述车辆的整车控制器VCU发送充放电完成信息,以使所述VCU根据所述充放电完成信息,确定所述电能调度的调度模式是否为目标调度模式,以及在所述调度模式为所述目标调度模式的情况下,允许所述BMS接受所述电网调度平台的电能调度。
- 根据权利要求5所述的方法,所述向所述车辆的整车控制器VCU发送充放电完成信息之后,所述方法还包括:接收所述电网调度平台发送的充放电结束信息;响应于所述VCU发送的所述充放电结束信息,结束所述电能调度。
- 根据权利要求6所述的方法,其中,所述充放电结束信息是电网调度平台在确定实时获取的电能调度参数满足目标调度条件的情况下发送至所述BMS的所述电能调度参数包括:调度时间参数和/或所述电池的第二电性能参数,其中,在所述电能调度参数包括调度时间参数的情况下,所述目标调度条件包括:实时获取的所述调度时间参数达到目标调度时间参数;在所述电能调度参数包括所述第二电性能参数的情况下,所述目标调度条件包括:实时获取的所述第二电性能参数达到目标电性能参数。
- 根据权利要求5-7任一项所述的方法,其中,所述VCU在所述调度模式为所述目标调度模式的情况下,不对所述充放电完成信息进行响应。
- 一种整车控制器VCU,包括:第一信息接收模块,用于在电网调度平台通过充放电装置在电网与所述车辆的电池之间进行电能调度的调度过程中,接收电池管理***BMS发送的充放电完成信息,其中,所述充放电完成信息包括调度模式信息,所述充放电完成信息是所述BMS在所述电池的第一电性能参数满足预设充放电截止条件的情况下发送的;模式确定模块,用于根据所述调度模式信息,确定所述调度过程的调度模式是否为目标调度模式,其中,所述目标调度模式为所述电网与所述电池之间的双向电能调度模式;控制模块,用于在所述调度模式为所述目标调度模式的情况下,允许所述BMS接受所述电网调度平台的电能调度。
- 一种电池管理***BMS,包括:参数获取模块,用于在电网调度平台通过充放电装置进行电网与所述车辆的电池之间的电能调度的过程中,获取所述电池的第一电性能参数;信息发送模块,用于在所述第一电性能参数满足预设充放电截止条件的情况下,向所述车辆的整车控制器VCU发送充放电完成信息,以使所述VCU根据所述充放电完成信息中的调度模式信息,确定所述电能调度的调度模式是否为目标调度模式,以及在所述调度模式为所述目标调度模式的情况下,允许所述BMS接受所述电网调度平台的电能调度。
- 一种电能调度***,包括:如权利要求9所述的整车控制器VCU,以及如权利要求10所述的电池管理***BMS。
- 一种电能调度设备,其特征在于,所述设备包括:处理器以及存储有计算机程序指令的存储器;所述处理器读取并执行所述计算机程序指令,以实现如权利要求1-4任意一项所述的电能调度方法,或者以实现如权利要求5-8任意一项所述的电能调度方法。
- 一种计算机存储介质,其特征在于,所述计算机存储介质上存储有计算机程序指令,所述计算机程序指令被处理器执行时实现如权利要求1-4任意一项所述的电能调度方法,或者实现如权利要求5-8任意一项所述的电能调度方法。
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CN202180054234.2A CN116419864A (zh) | 2021-09-29 | 2021-09-29 | 电能调度方法、整车控制器、电池管理***、***、设备及介质 |
PCT/CN2021/121920 WO2023050210A1 (zh) | 2021-09-29 | 2021-09-29 | 电能调度方法、整车控制器、电池管理***、***、设备及介质 |
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