CN118074199A - Multidirectional energy scheduling system of storage and charging equipment - Google Patents
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Abstract
The application relates to the technical field of energy management, and solves the problem of relatively limited energy scheduling capability in the prior art, and discloses a multi-directional energy scheduling system of storage and charging equipment.
Description
Technical Field
The application relates to the technical field of energy management, in particular to a multidirectional energy scheduling system of storage and charging equipment.
Background
The traditional solution of new energy charging market is fixed charging, has the problems of large investment of earlier-stage capital construction, high requirement on power grid capacity, low operation efficiency and the like, and mobile charging slowly develops in recent years. However, when the storage amount of the new energy vehicles gradually rises and exceeds a certain amount, the charging requirements in a certain time period or a certain area are intensively released, and great challenges are brought to the power supply load capacity and stability of the power grid. It can be expected that more and more new energy vehicles, mobile energy storage devices such as mobile energy storage robots and the like acquire electric energy from a power grid for storage, but the stored electric energy cannot be consumed simultaneously in the same period, if a part of the mobile energy storage devices can release electric energy and feed back to the power grid in a certain period, the energy scheduling across time and space can be possibly realized, and the problem of overload of power supply of the power grid is greatly relieved.
However, the current bidirectional power supply is mostly a point-to-point scheme, has larger limitation, is only suitable for scheduling between new energy vehicles and a power grid, is difficult to reasonably schedule charging and discharging between other storage and charging equipment capable of storing electric energy and the power grid, cannot form multi-point energy overall scheduling, cannot provide ordered energy scheduling management, has larger and more stable reverse power supply capacity compared with the new energy vehicles, and has more stable reverse power supply capacity compared with the new energy vehicles, if the new energy vehicles are only used for feeding the power grid, on one hand, the feeding capacity of the new energy vehicles is limited, and on the other hand, the number of new energy vehicles with feeding requirements is more limited, so that the existing energy scheduling capacity is limited, and the power supply gap of the power grid is difficult to fill in the electricity peak period.
Disclosure of Invention
The application aims to solve the problem of limited energy scheduling capability in the prior art and provides a multi-directional energy scheduling system of storage and charging equipment.
In a first aspect, a multi-directional energy scheduling system of a storage and charging device is provided, which comprises an energy distribution station, a storage and charging device, a charging device and a regulation and control platform, wherein the storage and charging device comprises a storage and charging integrated machine and a mobile storage and charging robot, and the charging device comprises a first bidirectional charging terminal and a second bidirectional charging terminal;
The energy distribution station is used for realizing bidirectional energy transportation between the power grid and the storage and charging equipment and between the power grid and the new energy vehicle;
the storage and charging integrated machine is used for storing electric energy and providing charging and discharging services for the new energy vehicle;
the first bidirectional charging terminal is used for providing charging and discharging services for the mobile storage and charging robot;
The mobile storage and charging robot is used for storing electric energy and providing charging and discharging services for the new energy vehicle;
the second bidirectional charging terminal is used for providing charging and discharging services for the new energy vehicle;
And the regulation and control platform is used for formulating and issuing an energy scheduling strategy.
In some possible implementations, the method further includes: the user end is in wireless communication connection with the regulation and control platform and is used for collecting new energy vehicle information, user requirements and providing inquiry services for users.
In some possible implementations, the energy distribution station has an energy distribution system built therein, and the energy distribution station is configured with one or more bidirectional dc interfaces and one or more bidirectional ac interfaces, where the bidirectional ac interfaces are used to connect a power grid and a storage and charging integrated machine, and the bidirectional dc interfaces are used to connect a first charging terminal and a second bidirectional charging terminal, and the power grid is a large power grid and/or a micro power grid.
In some possible implementation manners, the regulation and control platform comprises an equipment management system and an energy scheduling management platform, the equipment management system and the user side are all in communication connection with the energy scheduling management platform, and the power supply management platform, the storage and charging all-in-one machine, the energy distribution station, the first bidirectional charging terminal, the second bidirectional charging terminal and the mobile storage and charging robot of the power grid are all in communication connection with the equipment management system, wherein the energy scheduling management platform is used for preparing an energy scheduling policy, and the equipment management system is used for issuing the energy scheduling policy, managing the power supply management platform, the storage and charging all-in-one machine, the energy distribution station, the first bidirectional charging terminal, the second bidirectional charging terminal and the mobile storage and charging robot of the power grid, and monitoring energy use conditions.
In some possible implementations, the storage and charging integrated machine and the mobile storage and charging robot are both internally provided with an energy storage module, wherein the storage and charging integrated machine is used for realizing bidirectional energy transportation between the new energy vehicle and the power grid and bidirectional energy transportation between the new energy vehicle and the energy storage module.
In some possible implementations, the energy storage module is shared between the storage and charging all-in-one machine and other storage and charging all-in-one machines.
In some possible implementations, the energy scheduling policy includes a power storage and charging device power extraction policy from a power grid, and the power storage and charging device power extraction policy includes:
acquiring the charging requirement of a new energy vehicle, the power grid electricity price, the battery core temperature of storage and charging equipment and the power supply load and the power consumption load of a power grid;
Judging the supply and demand relationship of the power grid according to the power supply load and the power consumption load of the power grid;
When the power supply of the power grid cannot meet the user requirements, stopping part or all of the storage and charging equipment from taking power from the power grid;
judging whether the residual electric quantity of the storage and charging equipment is smaller than a first threshold value or not;
the method comprises the steps of responding to the fact that the residual electric quantity of the storage and charging equipment is smaller than a first threshold value, scheduling the storage and charging equipment to take electricity from a power grid to charge the storage and charging equipment, judging whether the residual electric quantity of the storage and charging equipment is larger than a second threshold value, and responding to the fact that the residual electric quantity of the storage and charging equipment is larger than the second threshold value, judging whether to continue taking electricity from the power grid to charge the storage and charging equipment according to the supply and demand relation of the power grid, the electricity price of the power grid and the temperature of a battery cell of the storage and charging equipment;
And in response to the residual electric quantity of the storage and charging equipment being greater than or equal to a first threshold value, judging whether to take electricity from the power grid to charge the storage and charging equipment according to the supply and demand relation of the power grid, the electricity price of the power grid and the temperature of the battery core of the storage and charging equipment.
In some possible implementations, the energy scheduling strategy includes a storage and charging device feeding strategy to the power grid, and the storage and charging device feeding strategy specifically includes:
Acquiring a power supply load and a power utilization load of a power grid;
Judging the supply and demand relationship of the power grid according to the power supply load and the power consumption load of the power grid;
when the power supply of the power grid cannot meet the user demand, calculating a power supply gap according to the power supply load and the power consumption load of the power grid;
selecting a storage and charging device for feeding according to the power supply notch and a screening strategy, wherein the screening strategy comprises:
Acquiring the residual electric quantity of the storage and charging equipment;
judging whether the residual electric quantity of the storage and charging equipment is smaller than a third threshold value or not;
In response to the remaining capacity of the storage and charging equipment being smaller than a third threshold value, not scheduling the storage and charging equipment to feed back to the power grid;
and judging whether the storage and charging equipment needs to provide charging service for the new energy vehicle or not in response to the residual electric quantity of the storage and charging equipment being greater than or equal to a third threshold value, if yes, preferentially providing charging service for the new energy vehicle by the storage and charging equipment, and if no, scheduling the storage and charging equipment to carry out reverse feeding to the power grid.
In some possible implementations, the energy scheduling policy includes a multi-directional energy scheduling policy between the power grid and the new energy vehicle, and the multi-directional energy scheduling policy between the power grid and the new energy vehicle specifically includes:
Acquiring new energy vehicle information, user requirements, power supply load and power consumption load of a power grid, wherein the new energy vehicle information comprises a parking space unique identification code, a license plate number, new energy vehicle charging and discharging requirements, and required charging and discharging duration or amount or electric quantity;
Judging the supply and demand relationship of the power grid according to the power supply load and the power consumption load of the power grid;
If the user demand is a charging demand, judging whether a condition for charging the new energy vehicle is met based on the unique parking space identification code, and if the condition is met, distributing energy according to the charging and discharging demands of the new energy vehicle and charging the new energy vehicle;
If the user demand is the discharge demand, judging whether the condition of feeding the new energy vehicle is met based on the parking space unique identification code, responding to the condition of feeding, and reversely feeding the new energy vehicle according to the charging and discharging demand of the new energy vehicle, if the power supply of the power grid can meet the power consumption demand, storing the power supply of the new energy vehicle into the storage and charging all-in-one machine needing to be charged, and if the power supply of the power grid can not meet the user demand, accessing the power supply of the new energy vehicle into the power grid.
In some possible implementations, the energy scheduling policy includes a multi-directional energy scheduling policy between the mobile storage and charging robot and the new energy vehicle, and the multi-directional energy scheduling policy between the mobile storage and charging robot and the new energy vehicle specifically includes:
Acquiring new energy vehicle information and user requirements, wherein the new energy vehicle information comprises a parking space unique identification code, a license plate number, a new energy vehicle charging and discharging requirement, and required charging and discharging duration or amount or electric quantity;
if the user demand is a charging demand, selecting a proper mobile storage and charging robot to go to a parking space corresponding to the parking space unique identification code according to a preset route according to the new energy vehicle information, judging whether the mobile storage and charging robot meets a charging condition or not in response to the mobile storage and charging robot reaching the corresponding parking space, and charging the new energy vehicle according to the new energy vehicle charging and discharging demand in response to the charging condition;
if the user demand is a discharge demand, selecting a proper mobile storage and charging robot to go to a parking space corresponding to the parking space unique identification code according to a preset route according to the new energy vehicle information, judging whether the mobile storage and charging robot meets a feeding condition or not in response to the mobile storage and charging robot reaching the corresponding parking space, and feeding the new energy vehicle according to the new energy vehicle charging and discharging demand in response to the feeding condition.
In some possible implementations, the energy scheduling policy includes a multi-directional energy scheduling policy between the storage and charging all-in-one machine and the new energy vehicle, the multi-directional energy scheduling policy between the storage and charging all-in-one machine and the new energy vehicle including:
Acquiring new energy vehicle information and user requirements, wherein the new energy vehicle information comprises a parking space unique identification code, a license plate number, a new energy vehicle charging and discharging requirement, a storage and charging integrated machine unique identification code and required charging and discharging duration or amount or electric quantity;
if the user demand is a charging demand, identifying and judging whether the storage and charging all-in-one machine meets a charging condition according to the unique identification code of the storage and charging all-in-one machine, and charging the new energy vehicle according to the charging and discharging demand in response to the charging condition;
If the user demand is the discharge demand, identifying and judging whether the storage and charging all-in-one machine meets the feeding condition according to the unique identification code of the storage and charging all-in-one machine, and feeding the new energy vehicle according to the charging and discharging demand in response to the feeding condition.
In some possible implementations, the energy scheduling policy includes a multi-directional energy scheduling policy between the second bidirectional charging terminal and the new energy vehicle, the multi-directional energy scheduling policy between the second bidirectional charging terminal and the new energy vehicle including:
Acquiring new energy vehicle information and user requirements, wherein the new energy vehicle information comprises a parking space unique identification code, a license plate number, a new energy vehicle charging and discharging requirement, a second bidirectional charging terminal unique identification code and required charging and discharging duration or amount or electric quantity;
If the user demand is a charging demand, identifying and judging whether the second bidirectional charging terminal meets a charging condition according to the unique identification code of the second bidirectional charging terminal, and charging the new energy vehicle according to the charging and discharging demand in response to the charging condition;
If the user demand is a discharge demand, identifying and judging whether the second bidirectional charging terminal meets the feeding condition according to the unique identification code of the second bidirectional charging terminal, and feeding the new energy vehicle according to the charging and discharging demand in response to the feeding condition.
The application has the following beneficial effects: the application provides a complete end-to-end energy scheduling system, which can realize multi-directional energy distribution scheduling between all storage and charging equipment and a power grid in a designated area through a regulation platform, including but not limited to a new energy vehicle, a mobile charging robot and a storage and charging all-in-one machine, realizes orderly multi-directional charge and discharge distribution scheduling between various energy storage equipment and the power grid, greatly increases the back feed capacity, and can effectively balance the peak and trough power load of the power grid and effectively alleviate the problem of overload of power supply of the power grid.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a block diagram of a multi-directional energy scheduling system of a storage and charging apparatus according to embodiment 1 of the present application;
fig. 2 is a schematic structural diagram of an energy distribution station in the multi-directional energy scheduling system of the storage and charging apparatus according to embodiment 1 of the present application;
fig. 3 is a schematic structural diagram of a storage and charging integrated machine in the multi-directional energy scheduling system of the storage and charging device in embodiment 1 of the present application;
Fig. 4 is a schematic structural diagram of a mobile storage and charging robot in the multi-directional energy scheduling system of the storage and charging apparatus according to embodiment 1 of the present application;
fig. 5 is a flowchart of electricity taking from a power grid by the storage and charging device in the multi-directional energy scheduling system of the storage and charging device according to embodiment 2 of the present application;
fig. 6 is a flow chart of feeding electricity to a power grid by the storage and charging device in the multi-directional energy scheduling system of the storage and charging device in embodiment 3 of the present application;
fig. 7 is a flow chart of feeding electricity to a power grid by the storage and charging device in the multi-directional energy scheduling system of the storage and charging device in embodiment 4 of the present application;
Fig. 8 is a flowchart of energy scheduling between a mobile storage and charging robot and a new energy vehicle in the multi-directional energy scheduling system of the storage and charging apparatus of embodiment 5 of the present application;
fig. 9 is a flow chart of multi-directional energy scheduling between the storage and charging integrated machine and the new energy vehicle in the multi-directional energy scheduling system of the storage and charging apparatus of embodiment 6 of the present application;
Fig. 10 is a flowchart of energy scheduling between a second bidirectional charging terminal and a new energy vehicle in the multi-directional energy scheduling system of the storage and charging apparatus of embodiment 7 of the present application;
fig. 11 is a schematic diagram of multi-directional energy transportation among a power grid, a storage and charging integrated machine, a mobile storage and charging robot and a new energy vehicle in the multi-directional energy dispatching system of the storage and charging device in embodiment 7 of the application.
Reference numerals:
100. An energy distribution station; 101. an energy distribution system; 102. a bi-directional DC interface; 103. a bi-directional ac interface; 200. a storage and charging device; 201. the storage and filling integrated machine; 202. a mobile storage and filling robot; 300. a charging device; 301. a first bidirectional charging terminal; 302. a second bidirectional charging terminal; 400. a regulation and control platform; 401. a device management system; 402. an energy scheduling management platform; 500. a user terminal; 600. a power grid; 601. a power supply management and control platform; 700. an energy storage module; 800. new energy vehicle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The embodiment 1 of the application relates to a multi-directional energy scheduling system of a storage and charging device, as shown in fig. 1, comprising: the energy distribution station 100, the storage and charging equipment 200, the charging equipment 300 and the regulation and control platform 400, wherein the storage and charging equipment 200 comprises a storage and charging integrated machine 201 and a mobile storage and charging robot 202, and the charging equipment 300 comprises a first bidirectional charging terminal 301 and a second bidirectional charging terminal 302.
As shown in fig. 2, the energy distribution station 100 is configured to implement bidirectional energy transfer between the power grid 600 and the storage and charging device 200 and between the power grid 100 and the new energy vehicle 800, where the storage and charging device 200 includes: the storage and charging all-in-one machine 201 and the mobile storage and charging robot 202 are shown in fig. 11, wherein the dashed line in fig. 11 is an energy conveying channel, so as to realize multi-directional energy (i.e. electric energy) conveying among the power grid 600, the storage and charging all-in-one machine 201, the mobile storage and charging robot 202 and the new energy vehicle 800, and the energy distribution station 100 is internally provided with an energy distribution system 101 (EDS, energy Distribution Statio) as a multi-directional dispatching distribution base station for multi-point energy input and output in an area, so that an energy dispatching strategy formulated by an energy dispatching management platform 402 (i.e. OPS) can be effectively executed, and the orderly multi-directional circulation of energy in the area is realized; the energy distribution station 100 supports a master-slave architecture and provides various external interfaces of alternating current and direct current; the number of the external bidirectional direct current interfaces 102 and the number of the external bidirectional alternating current interfaces 103 can be multiple, the specific number of the external bidirectional direct current interfaces 102 and the specific number of the external bidirectional alternating current interfaces 103 are determined according to the specific situation, in general, 4 or more external bidirectional direct current interfaces 102 are provided, the mobile storage and charging robot 202 and the new energy vehicle 800 can be connected, charging service can be provided for the mobile storage and charging robot 202 and the new energy vehicle 800, and meanwhile, a reverse feeding function is supported, so that the mobile storage and charging robot 202 or the new energy vehicle 800 can feed power to the power grid 600; in addition, 2 or more bidirectional alternating current interfaces 103 are provided to support three-phase electric connection with the power grid 600, so that bidirectional energy transmission with the power grid 600 is realized; meanwhile, the system supports connection with an alternating current port of the storage and charging integrated machine 201, and a multi-channel switching module is built in the system to realize bidirectional energy transmission with the power grid 600 and bidirectional energy transmission between the storage and charging integrated machine 201 and the new energy vehicle 800.
It should be noted that, the energy distribution station 100 provides a hardware base as an energy source flow center, embeds a multi-point energy input/output multi-directional scheduling algorithm, can flexibly adjust according to requirements, and provides scheduling capability of energy source flows in different directions for various devices, and secondly, in this embodiment, the power grid 600 refers to a large power grid 600, or a micro power grid 600, or the large power grid 600 and the micro power grid 600, where the large power grid 600 is an interconnected power system, a combined power system or a unified power system formed by interconnecting a plurality of local power grids 600 or large power grids 600, the micro power grid 600 is a novel network structure, and a system unit formed by a micro power source, a load, an energy storage system and a control device is an autonomous system capable of realizing self-protection control and energy management.
As shown in fig. 3, for the storage and charging integrated machine 201, the storage and charging integrated machine 201 is used for storing electric energy and providing charging and discharging services for the new energy vehicle 800, the storage and charging integrated machine 201 is used for realizing bidirectional energy source transmission between the new energy vehicle 800 and the power grid 600 and bidirectional energy source transmission between the new energy vehicle 800 and the energy storage module 700, the energy storage module 700 is built in the storage and charging integrated machine 201, the energy storage module 700, generally, the battery capacity of the energy storage module 700 is more than 160KWH, a three-phase alternating current interface is supported, the three-phase alternating current interface is connected to the energy distribution station 100, two channels are supported by the control of the energy distribution station 100, one channel is directly connected with the power grid 600, power taking from the power grid 600 is supported, and meanwhile, power feeding is reversely to the power grid 600; the other channel is connected with the new energy vehicle 800 through the energy distribution station 100, and the energy storage module 700 built in the storage and charging integrated machine 201 is supported to store the electric energy reversely released by the new energy vehicle 800 under the condition that the supply and the demand of the electric network 600 are enough. Meanwhile, the storage and charging integrated machine 201 supports a plurality of direct current charging and discharging interfaces, supports connection with the new energy vehicle 800, and realizes bidirectional energy transmission.
It should be noted that, the connection mode between the storage and charging all-in-one machine 201 and the new energy vehicle 800 may be wired (for example, a charging gun), wireless (for example, a magnetic coupling mode of electromagnetic induction), or may support two charging modes of wired and wireless simultaneously, where the storage and charging all-in-one machine 201 supports multiple elastic expansion, that is, the storage and charging all-in-one machine 201 shares the energy storage module 700 with other storage and charging all-in-one machines 201, for example: the three energy storage and charging integrated machines 201 comprise A, B and C, the energy storage modules 700 of A, B and C are connected and provided with an electric control switch, so that A can selectively call the electric energy in the energy storage modules 700 of B and C according to the requirements, likewise, the energy storage modules 700 of B, A and C are connected, C is connected with the energy storage modules 700 of A and B, sharing of the energy storage modules 700 between the A, B and the three energy storage and charging integrated machines 201 is realized, the electric quantity which can be stored by the three energy storage and charging integrated machines 201 is respectively 10KWH, 4KWH and 4KWH, the current energy storage and charging integrated machines 201 are connected with a new energy vehicle 800 which needs to be discharged, the electric quantity which needs to be discharged is 15KWH, and the new energy vehicle 800 can store the 15KWH electric quantity into the energy storage modules 700 of the three energy storage integrated machines 201 through the sharing mode under the condition that loss is not considered in the electric energy transmission process, and the electric quantity which can not be stored by the prior energy storage integrated machines 201 is more than 10KWH, and the electric quantity which can not be stored by the prior energy storage integrated machines 201 can not be stored by the same as the energy storage module 700A, and the electric quantity which can not be stored by the energy storage and the electric quantity which can be stored by the storage and the energy storage integrated machines 201.
The first bidirectional charging terminal 301, namely an intelligent recharging pile, wherein the first bidirectional charging terminal 301 is used for providing charging and discharging services for the mobile storage and charging robot 202, one end of the first bidirectional charging is connected with a direct current charging and discharging interface of the energy distribution station 100, the other end of the first bidirectional charging is connected with the mobile storage and charging robot 202, and the automatic docking of the charging and discharging interface of the energy distribution station 100 and the mobile storage and charging robot 202 can be realized, in addition, the bidirectional energy transportation can be realized by docking with the mobile storage and charging robot 202 in a wireless mode, on one hand, the power supplementing function of the mobile storage and charging robot 202 is realized, and on the other hand, the reverse feeding function of the mobile storage and charging robot 202 to the power grid 600 is realized in a time period with insufficient supply and demand of the power grid 600; the first bidirectional charging terminal 301 has strong robustness and compatibility, and can conform to: GB, european standard, american standard, japanese standard, NACS, super-charging, etc. are compatible to the greatest extent with the parking errors of the mobile storage and charging robot 202 and the charging standards of different types. In this embodiment, unmanned dispatching may be implemented, and bidirectional energy circulation between the mobile storage and charging robot 202 and the power grid 600 is implemented through the first bidirectional charging terminal 301 and the energy distribution station 100.
As shown in fig. 4, an energy storage module 700 for storing electric energy is provided for the mobile storage and charging robot 202, where the energy storage module 700 may be a lithium ion battery, a lithium polymer battery or a lead-acid battery, etc., and the mobile storage and charging robot 202 is used for storing electric energy and providing charge and discharge services for the new energy vehicle 800, where the mobile storage and charging robot 202 may provide charge and discharge services for the new energy vehicle 800 through a wired manner (e.g., a charging gun), may also provide charge and discharge services for the new energy vehicle 800 through a wireless manner (e.g., a magnetic coupling manner of electromagnetic induction), or may support both a wired manner and a wireless manner, and when the charge and discharge services are actually provided for the new energy vehicle 800, it is selected whether to perform wired or wireless charging simultaneously according to the user's requirements, or wired wireless charging simultaneously, and the mobile storage and charging robot 202 may provide charge and discharge services for the vehicle on the parking lot that is not configured with a fixed storage and charging all-in-purpose machine 201 or a second bi-directional charging terminal 302, so as to ensure that the two-directional energy transmission is performed between the new energy vehicle 800 and the new energy vehicle 600, and the charging pile is greatly reduced in the parking lot (here, the charging pile charging strategy is also reduced because the two-directional charging piles of the fixed storage and the charging terminal 302 is also charged and the charging pile is more flexible).
It should be noted that, because the mobile storage and charging robot 202 is provided with the storage module, in the process of energy transmission between the power grid 600 and the new energy vehicle 800, the mobile storage and charging robot 202 plays a role of an intermediate energy storage medium, on one hand, the power grid 600 can transmit electric energy to the new energy vehicle 800 to charge the new energy vehicle 800 through the mobile storage and charging robot 202, and on the other hand, the new energy vehicle 800 can also transmit electric energy to the power grid 600 through the mobile storage and charging robot 202 to achieve the effect of indirect reverse feeding.
The second bidirectional charging terminal 302, i.e. a charging pile, where the second bidirectional charging terminal 302 is configured to provide a charging and discharging service for the new energy vehicle 800, the second bidirectional charging terminal 302, i.e. a charging pile, is generally fixed near a parking space, and the second bidirectional charging terminal 302 may provide a bidirectional energy delivery service for the new energy vehicle 800 in a wired or wireless manner, where the wireless and wired manners are the same as the wireless and wired connection manners of the storage and charging integrated machine 201 and the new energy vehicle 800, and will not be described herein.
The regulation platform 400, the regulation platform 400 is used for formulating and issuing an energy scheduling policy, specifically, the regulation platform 400 comprises a device management system 401 and an energy scheduling management platform 402, both the device management system 401 and the user terminal 500 are in communication connection with the energy scheduling management platform 402, and a power supply management platform 601, a storage and charging all-in-one machine 201, an energy distribution station 100, a first bidirectional charging terminal 301, a second bidirectional charging terminal 302 and a mobile storage and charging robot 202 of the power grid 600 are all in communication connection with the device management system 401, the energy scheduling management platform 402 is used for formulating the energy scheduling policy, the device management system 401 is used for issuing the energy scheduling policy, and managing the power supply management platform 601, the storage and charging all-in-one machine 201, the energy distribution station 100, the first bidirectional charging terminal 301, the second bidirectional charging terminal 302 and the mobile storage and charging robot 202 of the power grid 600, and monitoring energy use conditions.
Specifically, the device management system 401 performs unified management on devices in the field such as the mobile storage and charging robot 202, the first bidirectional charging terminal 301, the energy distribution station 100, the power supply management and control platform 601 of the power grid 600, and performs functions such as device management, system monitoring, communication gateway, operation and maintenance, etc., so that the device management system can monitor the energy use condition in the field in real time, analyze the energy consumption mode, and provide an energy saving suggestion and an optimization scheme for the energy scheduling management platform 402.
The energy scheduling management platform 402 (i.e. OPS) is responsible for managing the charge and discharge service requirements of single or multiple parties such as the regional power grid 600, the new energy vehicle 800, the mobile storage and charging robot 202, the storage and charging integrated machine 201, and the like, monitoring the energy use condition of each device in the region in real time, analyzing the energy generation, consumption and storage condition, providing a reasonable energy allocation scheduling and optimizing scheme based on big data analysis, and realizing the load peak regulation and load demand response of the power grid 600 through the mobile storage and charging devices 200; the full-automatic energy scheduling management at the unattended station is truly realized, the service demand is supported to the greatest extent, and meanwhile, the supply and demand balance of the power grid 600 is guaranteed, and the method has the following scheduling modes:
1. The energy scheduling management platform 402 schedules the mobile storage and charging robot 202 to move to the docking position of the first bidirectional charging terminal 301 according to the charging and discharging requirements of the power grid 600 and the mobile storage and charging robot 202, and the first bidirectional charging terminal 301 automatically detects and starts the docking device to automatically dock with the mobile storage and charging robot 202, so that charging and discharging service is completed; when the power grid 600 goes down, the mobile storage and charging robot 202 takes power from the power grid 600 and stores the power, and when the power grid 600 goes up, the mobile storage and charging robot 202 reversely feeds power to the power grid 600 to provide effective energy supplement for insufficient power supply of the power grid 600;
2. the energy scheduling management platform 402 schedules the mobile storage and charging robot 202 to move to a parking space to be serviced of the new energy vehicle 800 according to the charging and discharging requirements of the new energy vehicle 800, and the charging gun of the mobile storage and charging robot 202 is connected with the new energy vehicle 800, but can also be in wireless connection, and the wired connection in the form of a charging gun is taken as an example here, if the new energy vehicle 800 is in the charging requirements, the mobile storage and charging robot 202 discharges to the new energy vehicle 800 through the charging gun; if the new energy vehicle 800 is a discharge demand, the mobile storage and charging robot 202 stores the electric energy released by the new energy vehicle 800 through the charging gun;
3. The new energy vehicle 800 is parked in a fixed charging parking space (a storage and charging integrated machine 201 or a second bidirectional charging terminal 302 for charging and discharging the new energy vehicle 800 on the parking space is built near the parking space which is the fixed charging parking space); if the charging requirement is met, the energy scheduling management platform 402 schedules the energy distribution station 100 to charge the new energy vehicle 800; if the discharge requirement is met, the energy scheduling management platform 402 schedules the energy distribution station 100 and the storage and charging all-in-one machine 201 or the second bidirectional charging terminal 302, and the new energy vehicle 800 feeds electric energy to be stored in the storage and charging all-in-one machine 201 through the energy distribution station 100; or directly feeding the power grid 600 through the energy distribution station 100, so that the new energy vehicle 800 becomes a powerful supplement for the power supply of the power grid 600;
4. The energy scheduling management platform 402 monitors the energy use condition of each device in the area in real time, analyzes the energy generation, consumption and storage condition, and provides an intelligent energy scheduling and optimizing scheme.
In order to acquire information such as charging requirements of a user and facilitate the user to view charging and discharging information of the new energy vehicle 800 in real time, a user terminal 500 is further configured, the user terminal 500 is connected with the regulation platform 400 in a wireless communication manner, and the user terminal 500 is used for acquiring information of the new energy vehicle 800, user requirements and providing query services for the user.
The user terminal 500 may be an electronic device with a communication function, such as a mobile phone, a tablet, etc. capable of running a music-on-the-way charging program, which is a charging assistant, supporting an android mobile phone and an IOS mobile phone, and providing a next calculation application for new energy users; after a new energy user arrives at a station, a WeChat or a payment treasured is opened, a two-dimensional code provided by the station is scanned, a road music charging program is downloaded, after an interface is opened, information such as a parking space number, a license plate number, predicted charging electric quantity or discharging electric quantity is input, then an order is submitted, after the energy scheduling management platform 402 receives the order, if an idle mobile charging robot 202 exists, the order is issued to the mobile charging robot 202, the mobile charging robot 202 automatically drives to a specified parking space, and charging and discharging services are provided for the new energy vehicle 800; if there is no free mobile storage and fill robot 202, the energy scheduling management platform 402 adds orders to the queuing queue for sequential execution to provide service.
It should be noted that, the user terminal 500 may also provide a query service for the user, and the user may also find a history order record in the order details page of the user terminal 500, including a site name, an order number, an order start time, a consumption amount, a charging progress, etc., and the user may view the order progress in real time, and stop and restart the order at any time.
An industrial park is taken as an example to illustrate how to compensate for the power supply gap of the power grid 600:
In an industrial park, power supply facilities such as a transformer substation are built on the power grid 600 side, and the maximum 5000KW power supply capability of the industrial park can be provided, but the current park is subjected to business development, the highest peak power supply requirement is 5500KW (comprising industrial park production office power consumption and new energy vehicle power supply), and the trough power supply requirement is 4000KW; the expansion investment on the power grid side is too large and the approval process is complex, and a power supply gap of 500KW is supplemented in a park through construction of an energy storage system (comprising 300KWH fixed energy storage (namely a storage and charging integrated machine 201) and 200KWH mobile energy storage (namely a mobile storage and charging robot 202)).
The industrial park power supply can be regarded as a micro-grid for management, and the power supply demand plan comprises a historical daily power supply load curve and currently executed daily peak-valley price data.
And (3) taking the day as a unit, and making a multi-directional energy scheduling strategy based on the power supply demand plan. For example, during the coupling period of electricity consumption of the trough and electricity price of the trough, the electricity is preferably supplied to the storage and charging integrated machine 201 and the mobile storage and charging robot 202 through the power grid, and the electricity is preferably supplied in a second time during the electricity consumption of the trough, so that the storage and charging integrated machine 201 and the mobile storage and charging robot 202 are ensured to store enough electric energy, and the gap of 500KW during the peak electricity consumption period can be supported and filled; during the coupling period of peak electricity consumption and peak electricity price, the storage and charging all-in-one machine 201 and the mobile storage and charging robot 202 are preferentially executed to reversely feed the power grid 600, and the power is secondarily preferentially fed during the peak electricity consumption, and of course, the power can be taken from the new energy vehicle 800 with the power feeding requirement to reversely feed the power grid 600.
Example 2
As shown in fig. 5, the charging device 200 draws power from the power grid 600, including:
S101, acquiring a charging requirement of the new energy vehicle 800, an electricity price of the power grid 600, a temperature of a battery core of the storage and charging device 200, and a power supply load and a power consumption load of the power grid 600, wherein the charging requirement of the new energy vehicle 800 is a voltage and a current required by the new energy vehicle 800 when charging, for example: ac-220V-30A, ac-220V-25A, dc-220V-100A, etc., the grid 600 electricity price refers to the real-time grid 600 electricity price, and of course, may also include predicting the grid 600 electricity price according to the historical grid 600 motor pair in a certain future time, the cell temperature of the storage and charging device 200 is monitored and provided through a temperature sensor device at the cell, and the power supply load and the power consumption load of the grid 600 refer to power, for example: the maximum power supply load of the power grid 600 is 5000KW, that is, the maximum power supply power of the power grid 600 is 5000KW, the power consumption load of the power grid 600 with the peak power consumption is 5500KW, that is, the power consumption power of the power grid 600 with the peak power consumption is 5500KW, in this case, when the peak power consumption is, the power supply of the power grid 600 cannot meet the user demand, and the power supply gap of the power grid 600 is 500KW.
S102, judging the supply and demand relation of the power grid 600 according to the power supply load and the power consumption load of the power grid 600, and specifically, if the power supply load of the power grid 600 is greater than or equal to the power consumption load in a certain time or a certain period of time, the supply and demand relation of the power grid 600 is that the power supply of the power grid 600 can meet the user requirements; if the power supply load of the power grid 600 is smaller than the power consumption load in a certain time or in a certain period of time, the power supply of the power grid 600 cannot meet the user demand due to the supply and demand relationship of the power grid 600, and a power supply gap is generated in the case;
In response to that the power supply of the power grid 600 cannot meet the user demand, stopping part or all of the storage and charging devices 200 from the power grid 600, and stopping part or all of the storage and charging devices 200 from the power grid 600 by setting a threshold value of a supply and demand gap when the supply and demand gap is larger than the threshold value, and controlling the number of the storage and charging devices 200 stopping from the power grid 600 according to the size of the supply and demand gap;
s103, judging whether the residual electric quantity of the storage and charging equipment 200 is smaller than a first threshold value;
In response to the remaining power of the storage and charging device 200 being smaller than the first threshold, the storage and charging device 200 is scheduled to take power from the power grid 600 to charge itself, and the amount of power taken by the storage and charging device 200 can be controlled according to the capacity of the power grid 600, the storage and charging device 200 which cannot be scheduled to take power due to the limitation of the capacity of the power grid 600 is queued, whether the remaining power of the storage and charging device 200 is larger than the second threshold is judged, and in response to the remaining power of the storage and charging device 200 being larger than the second threshold, whether to continue to take power from the power grid 600 to charge the storage and charging device 200 is judged according to the supply and demand relation of the power grid 600, the power price of the power grid 600 and the temperature of the battery core of the storage and charging device 200;
Illustratively, the area-dispatch mobile storage and charging robot 202 has 4 stations, a built-in 70-degree electric/station, the storage and charging all-in-one machine 201 has 1 station, and a built-in 160-degree electric/station; assuming that the residual capacity of each mobile storage and charging robot 202 is only 10%, if full, the total power is expected to be taken to the power grid 600 by 252 degrees, and the power is taken by 60 KW/platform; assuming that the residual electric quantity of the storage and charging integrated machine 201 is only 10%, if the storage and charging integrated machine is fully charged, the power is expected to be taken to the power grid 600 by 144 degrees, and the power is taken by 120 KW/station; thus, the total electricity consumption of the power grid 600 is expected to be 396 degrees, the electricity consumption power is 360KW in unit time, and the electricity consumption needs to be continuously performed for 1 hour. If the residual electric quantity of the power grid 600 is insufficient to support the unit power taking 360KW, the energy scheduling management platform 402 supports orderly scheduling of the 4 mobile storage and charging robots 202 and the 1 storage and charging all-in-one machines 201, and queuing charging is performed within the allowable capacity range of the power grid 600.
In response to the remaining electric quantity of the storage and charging device 200 being greater than or equal to the first threshold, determining whether to take electricity from the electric network 600 to charge the storage and charging device 200 according to the supply and demand relationship of the electric network 600, the electricity price of the electric network 600 and the battery core temperature of the storage and charging device 200, wherein a specific scheduling rule is as follows:
A) The battery SOC (i.e., state of Charge, referring to the State of Charge of the battery, or "remaining Charge") of the energy storage module 700 is arranged to have the highest priority for recharging if it is below a low Charge threshold;
B) On the premise that the battery SOC of the energy storage module 700 is similar and above the low battery threshold, the battery core temperature of the battery of the energy storage module 700 is within a healthy interval (for example: 15-35 ℃ to be arranged to be refilled with priority; the battery is heated by the liquid heat started by the storage and charging equipment 200 below the low temperature threshold, the battery is cooled by the liquid heat started by the storage and charging equipment 200 above the high temperature threshold, and the battery core temperature is adjusted to a healthy interval and then enters a scheduling sequence to be arranged for recharging;
c) On the premise that the battery core temperature of the battery of the energy storage module 700 is in a healthy interval, the storage and charging equipment 200 with a lower SOC value is preferably arranged to be recharged;
D) An idle storage charging device 200, and SOC is below a set high threshold (e.g., 95%), a recharge is scheduled;
e) Predicting the charging demand in the current and future high electricity price time period, wherein the stored electricity quantity of the charging equipment 200 can meet the charging demand, and the energy scheduling management platform 402 temporarily does not schedule recharging, or a certain electricity quantity gap exists, and only schedules recharging of proper electricity quantity; when the low electricity price period is to be entered, the storage and charging equipment 200 is immediately scheduled to be charged back;
f) Based on the charging service requirements of the new energy vehicle 800, the recharging priority of the storage and charging equipment 200, of which the residual electric quantity can meet two or more charging service requirements, is lowered, and the recharging and charging of the storage and charging equipment 200, of which the priority scheduling can only meet one or more charging service requirements, can be performed;
g) And under the premise of meeting the charging service requirement in a low electricity price period, the storage charging equipment 200 is arranged to be charged back in a concentrated manner (namely, the storage charging equipment 200 is charged by taking electricity from the power grid 600).
Example 3
As shown in fig. 6, the storage and charging device 200 feeds a power grid 600, including:
S201, acquiring a power supply load and a power utilization load of a power grid 600;
S202, judging the supply and demand relation of the power grid 600 according to the power supply load and the power consumption load of the power grid 600;
S203, when the power supply of the power grid 600 cannot meet the user demand, calculating a power supply gap according to the power supply load and the power consumption load of the power grid 600;
S204, selecting a storage and charging device 200 for feeding according to the power supply notch and a screening strategy, wherein the screening strategy comprises:
s205, acquiring the residual electric quantity of the storage and charging equipment 200;
s206, judging whether the residual electric quantity of the storage and charging equipment 200 is smaller than a third threshold value;
In response to the remaining power of the storage and charging device 200 being less than the third threshold, not scheduling the storage and charging device 200 to back feed the power grid 600;
In response to the remaining electric quantity of the charging device 200 being greater than or equal to the third threshold, determining whether the charging device 200 needs to provide charging service for the new energy vehicle 800, in response to the determination result being yes, the charging device 200 preferentially provides charging service for the new energy vehicle 800, and in response to the determination result being no, scheduling the charging device 200 to perform back feeding to the power grid 600.
Exemplary:
1) The number of the dispatch mobile storage and charging robots 202 in the area is 4, the built-in 70-degree electricity/station is provided, the storage and charging all-in-one machine 201 is 1, and the built-in 160-degree electricity/station is provided; assuming that the 4 mobile storage and charging robots 202 are all 70-DEG full power, the power is supported to be fed to 10% of the SOC, 252-DEG power can be fed to the power grid 600 in total, and the power is 60 KW/platform; the full power of the storage and charging all-in-one machine 201 is 160 ℃, the power is supported to be fed to the SOC 10%, 144 degrees of power can be fed to the power grid 600 in total, and the power is 120 KW/platform; thus, the total power supplied to the power grid 600 is 396 degrees, 60×4+120=360 KW can be provided in unit time, and power can be continuously supplied for 1 hour.
2) A backfeed threshold (a threshold for feeding SOC is allowed, and feeding is stopped when SOC falls to a certain threshold during feeding) in a station or a designated area may be set, for example: when the mobile storage and charging robot 202SOC is higher than a threshold (e.g., 60%), the energy scheduling management platform 402 may schedule the mobile storage and charging robot 202 to back feed the grid 600; when the SOC falls to a set threshold value (e.g., 10%) during feeding, the feeding may be interrupted.
3) The energy scheduling management platform 402 reasonably schedules the mobile storage and charging robot 202 to provide the backfeed service based on the following judgment principle by integrating the charging service requirement of the new energy vehicle 800 and the battery residual capacity SOC of the mobile storage and charging robot 202:
A) The charging service requirement of the new energy vehicle 800 is preferably met.
B) The free mobile charging robots 202 are arranged, the residual electric quantity is larger than or equal to the feeding SOC threshold, and the mobile charging robots 202 meeting the feeding condition are scheduled to provide feeding service.
Example 4
As shown in fig. 7, the multi-directional energy scheduling between the power grid 600 and the new energy vehicle 800 includes:
The method comprises the steps of obtaining new energy vehicle 800 information, user requirements and power supply load and power consumption load of a power grid 600, wherein the new energy vehicle 800 information comprises a parking space unique identification code, a license plate number, a new energy vehicle 800 charging and discharging requirement, and required charging and discharging duration or amount or electric quantity, and the new energy vehicle 800 charging and discharging requirement comprises a charging requirement and a discharging requirement of the new energy vehicle 800 charging and discharging requirement, for example: the charging requirements are: direct current-220V-100A, the discharge requirement is: direct current-220V-80A;
Judging the supply and demand relation of the power grid 600 according to the power supply load and the power consumption load of the power grid 600;
If the user demand is a charging demand, judging whether a condition for charging the new energy vehicle 800 is satisfied based on the parking space unique identification code, and if the charging condition is satisfied, distributing energy according to the charging and discharging demands of the new energy vehicle 800 and charging the new energy vehicle 800;
If the user demand is a discharge demand, whether the condition of feeding the new energy vehicle 800 is satisfied is judged based on the parking space unique identification code, and if the feeding condition is satisfied, the new energy vehicle 800 is reversely fed according to the charging and discharging demand of the new energy vehicle 800, if the power supply of the power grid 600 can satisfy the power demand, the power supply of the new energy vehicle 800 is stored in the storage and charging all-in-one machine 201 needing to be charged, and if the power supply of the power grid 600 cannot satisfy the user demand, the power supply of the new energy vehicle 800 is accessed into the power grid 600.
It should be noted that, under unified management of the energy scheduling management platform 402, the new energy Vehicle 800 is connected with the power GRID 600 through the energy distribution station 100, the energy distribution system 101 (i.e. EDS) is built in the energy distribution station 100, a multi-point energy input/output multi-directional scheduling algorithm is supported, and three-phase ac interfaces are provided To be connected with the power GRID 600, meanwhile, 4 or more external dc charging/discharging interfaces are provided, and the new energy Vehicle 800 can be connected To provide charging service, or in a specific period of time, the reverse feeding function of the new energy Vehicle 800 To the power GRID 600 is supported, so that the new energy Vehicle 800 can participate in the real-time regulation and peak regulation auxiliary service of the power GRID 600, the charging requirement of the capacity of the limited power GRID 600 is ensured, the operation efficiency and the regulation capability of the power system are improved, the charging load of the power GRID 600 end is reduced, and compared with other power storage modes, the power available by the large-scale new energy Vehicle 800 in the environment of ten thousand To ten thousand vehicles under the environment of the power storage mode of the power GRID 600 can reach the GW level.
Exemplary:
1. The new energy vehicle 800 is parked at a fixed charge-discharge parking space where the energy distribution station 100 provides service, and a user inserts a charge gun provided by the storage and charge integrated machine 201 or the second bidirectional charge terminal 302 into a charge port of the new energy vehicle 800; after the mobile phone of the user scans the code (two-dimension code of the station), the user places an order through a music-on-road charging program, and the order inputs the number of a parking space, the number of a license plate, the expected charging and discharging amount or the amount or duration;
2. The order is submitted to the energy scheduling management platform 402, and the energy scheduling management platform 402 identifies which station, which energy distribution station 100, which parking space number, charging or discharging requirement and the like according to the order information, and issues a scheduling instruction to the energy distribution station 100;
3. the energy distribution station 100 obtains the order requirement of a new energy user according to the instruction issued by the energy scheduling management platform 402, flexibly adjusts the energy distribution system 101 according to the charging or discharging requirement of the new energy vehicle 800, provides energy distribution capability in different directions, and effectively executes the energy scheduling policy formulated by the energy scheduling management platform 402, specifically:
1) The new energy vehicle 800 is the charging demand:
A) The energy distribution station 100 acquires the parking space number of the new energy vehicle 800 from the instruction issued by the energy scheduling management platform 402, and confirms that the charging gun is normally connected with the charging interface of the new energy vehicle 800;
b) The energy distribution system 101 (i.e., EDS) opens an energy transfer path from the grid 600 to the new energy vehicle 800;
C) The energy distribution system 101 distributes energy according to the charging requirement (voltage/current/charging power) of the new energy vehicle 800;
d) The energy distribution station 100 starts a charging service;
e) The new energy vehicle 800 completes the charging service (the required charging capacity of the order is completed or the user actively ends the order);
F) Ending the order.
2) The new energy vehicle 800 is the discharge demand:
A) The energy distribution station 100 acquires the parking space number of the new energy vehicle 800 from the instruction issued by the energy scheduling management platform 402, and confirms that the charging gun is normally connected with the charging interface of the new energy vehicle 800;
b) The energy distribution system 101 opens an energy backfeed channel from the new energy vehicle 800 to the grid 600;
c) The energy distribution system 101 distributes energy according to the discharge requirement (voltage/current/discharge electric quantity) of the new energy vehicle 800;
d) The energy distribution station 100 initiates a backfeed service;
E) The energy distribution system 101 performs energy scheduling according to the requirements of the power grid 600, if the current power grid 600 is normal in supply and demand, an alternating current channel between the energy distribution station 100 and the storage and charging all-in-one machine 201 is opened, and the new energy vehicle 800 feeds electric energy to store the electric energy into the storage and charging all-in-one machine 201; if the current power grid 600 is insufficient in supply and demand, the energy scheduling management platform 402 informs the power grid 600 of the estimated power supply quantity of the new energy vehicle 800 to the power supply management and control platform 601, opens an alternating current channel between the energy distribution station 100 and the power grid 600, and directly transmits the power supply quantity of the new energy vehicle 800 to the power grid 600;
f) The new energy vehicle 800 completes the reverse feeding service (the feeding electric quantity required by the order is completed or the order is actively ended by the user);
g) Ending the order.
It should be noted that, for the ratio of power loss to gain in the charge and discharge process, the calculation example is as follows:
The current peak-trough gap has about 10% of electric energy loss when the electric energy of the battery of the new energy vehicle 800 is fed in and discharged out, the current peak-trough gap has 0.8 yuan, the electric energy price is 0.4 yuan in the trough period, the battery stores 100 DEG electricity, the electric energy price is 1.2 yuan in the peak period, the battery outputs electric energy to an external load, the internal loss is deducted, only 90 DEG electricity can be output in the peak period, 100 DEG electricity is bought in 100 DEG at the trough period, 0.4=40 yuan is sold in the peak period, 90 DEG electricity is received in 90 DEG, 1.2=108 yuan is received, and the income is 108-40=68 yuan, so that a user of the new energy vehicle 800 can feed electricity to the electric network 600 during the high electricity price period to earn a certain gap by charging during the low electricity price period, and the power supply pressure of the electric network 600 during the electricity utilization peak period can be relieved to a certain extent.
Example 5
As shown in fig. 8, the energy scheduling between the mobile storage and charging robot 202 and the new energy vehicle 800 includes:
Acquiring new energy vehicle 800 information and user requirements, wherein the new energy vehicle 800 information comprises a parking space unique identification code, a license plate number, a new energy vehicle 800 charge and discharge requirement, and a required charge and discharge duration or amount or electric quantity;
If the user demand is a charging demand, selecting a proper mobile storage and charging robot 202 to go to a parking space corresponding to the parking space unique identification code according to the information of the new energy vehicle 800, judging whether the mobile storage and charging robot 202 meets a charging condition or not in response to the mobile storage and charging robot 202 reaching the corresponding parking space, and charging the new energy vehicle 800 according to the charging and discharging demand of the new energy vehicle 800 in response to the charging condition;
If the user demand is a discharge demand, selecting a proper mobile storage and charging robot 202 according to the new energy vehicle 800 information, and going to the parking space corresponding to the parking space unique identification code according to the preset route, judging whether the mobile storage and charging robot 202 meets the feeding condition in response to the mobile storage and charging robot 202 reaching the corresponding parking space, and feeding the new energy vehicle 800 according to the new energy vehicle 800 charging and discharging demand in response to the feeding condition.
It should be noted that, under the unified management of the energy scheduling management platform 402, the mobile charging robot 202 responds according to the user requirement of the new energy vehicle 800, automatically drives to a service point, is connected with the new energy vehicle 800 through a charging gun or a wireless charging technology (i.e. meets the condition that the mobile charging robot 202 charges the new energy vehicle), and performs bidirectional energy distribution through the energy distribution system 101 built in the mobile charging robot 202, so as to realize charging of the vehicle or store the electric energy released by the new energy vehicle 800; the method provides a more flexible and convenient charging or discharging solution for the new energy vehicle 800, realizes ordered energy distribution of the mobile storage and charging robot 202 and the new energy vehicle 800, further relieves the condition of insufficient power supply in the power supply peak period of the power grid 600, and can meet the requirement of the new energy vehicle 800 for releasing electric energy.
Exemplary:
1. the new energy vehicle 800 stops at any parking space at the station, the user places an order through a road music charging program after the mobile phone of the user scans the code (two-dimensional code at the station), and the order inputs the number of the stop parking space, the license plate number, the predicted charging and discharging amount or duration;
2. The order is submitted to the energy scheduling management platform 402, and the energy scheduling management platform 402 identifies which station, which parking space number, charging or discharging requirement and the like according to the order information, and issues a scheduling instruction to the available mobile storage and charging robot 202 according to the running state (residual electric quantity, idle busy and the like) of the station storage and charging equipment 200; for example, if no order is queued before, and the remaining power meets the order requirement of the new energy vehicle 800, the idle mobile storage and charging robot 202 is preferentially scheduled, and when no idle mobile storage and charging robot 202 exists, if the mobile storage and charging robot 202 in the electricity supplementing process meets the requirement, the mobile storage and charging robot 202 interrupts the electricity supplementing to the service; if no mobile storage and filling robot 202 is available, the energy scheduling management platform 402 schedules orders into a queuing sequence.
3. The mobile storage and charging robot 202 obtains the order demands of new energy users according to the instruction issued by the energy scheduling management platform 402, provides energy distribution capabilities in different directions according to the charging or discharging demands of the new energy vehicle 800, and effectively executes the energy scheduling policy formulated by the energy scheduling management platform 402, which is specifically as follows:
1) The new energy vehicle 800 is the charging demand:
a) The mobile storage and charging robot 202 acquires the parking space number of the new energy vehicle 800 from the instruction issued by the energy scheduling management platform 402, and further acquires corresponding space map coordinates;
B) The mobile storage and charging robot 202 automatically plans a path to go to a parking space to be serviced, and a charging gun of the mobile storage and charging robot 202 is connected with a vehicle charging interface;
c) Opening an energy transfer path from the battery inside the mobile storage and charging machine to the new energy vehicle 800;
d) The mobile storage and charging robot 202 distributes energy according to the charging requirement (voltage/current/charging electric quantity) of the new energy vehicle 800, and starts charging service;
e) The new energy vehicle 800 completes the charging service (the required charging capacity of the order is completed or the user actively ends the order);
F) Ending the order, the mobile storage and filling robot 202 automatically returns to the dock or refill point, or a new order is executed.
2) The new energy vehicle 800 is the discharge demand:
a) The mobile storage and charging robot 202 acquires the parking space number of the new energy vehicle 800 from the instruction issued by the energy scheduling management platform 402, and further acquires corresponding space map coordinates;
B) The mobile storage and charging robot 202 automatically plans a path to go to a parking space to be serviced, and a charging gun of the mobile storage and charging robot 202 is connected with a vehicle charging interface;
c) Opening an energy transfer channel from the new energy vehicle 800 to the battery inside the mobile storage and charging robot 202;
D) The mobile storage and charging robot 202 distributes energy according to the discharge requirement (voltage/current/discharge electric quantity) of the new energy vehicle 800, and stores the electric energy released from the vehicle;
e) The new energy vehicle 800 completes the discharging service (the discharging electric quantity required by the order is completed or the user actively ends the order);
F) Ending the order, the mobile storage and filling robot 202 automatically returns to the dock or refill point, or a new order is executed.
Example 6
As shown in fig. 9, the energy scheduling between the storage and charging all-in-one machine 201 and the new energy vehicle 800 includes:
acquiring new energy vehicle 800 information and user requirements, wherein the new energy vehicle 800 information comprises a parking space unique identification code, a license plate number, a new energy vehicle 800 charging and discharging requirement, a unique identification code of a storage and charging integrated machine 201 and required charging and discharging duration or amount or electric quantity;
If the user demand is a charging demand, identifying and judging whether the storage and charging all-in-one machine 201 meets a charging condition according to the unique identification code of the storage and charging all-in-one machine 201, and charging the new energy vehicle 800 according to the charging and discharging demand of the new energy vehicle 800 in response to the charging condition being met;
if the user demand is a discharge demand, identifying and judging whether the storage and charging all-in-one machine 201 meets the feeding condition according to the unique identification code of the storage and charging all-in-one machine 201, and feeding the new energy vehicle 800 according to the charging and discharging demand of the new energy vehicle 800 in response to the feeding condition being met.
Exemplary:
1. The new energy vehicle 800 is parked in any parking space with a storage and charging integrated body, a user places an order through a road music charging program after a mobile phone of the user scans a code (two-dimension code of the station), and inputs a parking space number, a unique identification code of the storage and charging integrated machine 201, a license plate number, an expected charging and discharging amount or duration, wherein the unique identification code of the storage and charging integrated machine 201 can be manually input, and the unique identification code can also be automatically input by scanning the two-dimension code on the storage and charging integrated machine 201;
2. the order is submitted to the energy scheduling management platform 402, the energy scheduling management platform 402 identifies which station, which parking space number, which storage and charging all-in-one machine 201, charging or discharging requirements and the like according to the order information, and issues scheduling instructions to the available storage and charging all-in-one machines 201 according to the running states (residual electric quantity, idle busy and the like) of the station storage and charging all-in-one machines 201; for example, when the power grid 600 supplies power to meet the power demand, the storage and charging integrated machine 201 takes power from the power grid 600 preferentially to directly charge the new energy vehicle 800; when the power grid 600 cannot meet the power demand, the storage and charging all-in-one machine 201 preferably uses the internal energy storage module 700 to charge the new energy vehicle 800.
3. The storage and charging all-in-one machine 201 obtains the order demands of new energy users according to the instruction issued by the energy scheduling management platform 402, provides energy distribution capacities in different directions according to the charging or discharging demands of the new energy vehicle 800, and effectively executes the energy scheduling policy formulated by the energy scheduling management platform 402, specifically:
1) The new energy vehicle 800 is the charging demand:
a) The storage and charging integrated machine 201 obtains information such as voltage, current, charging electric quantity and the like of the new energy vehicle 800 in the process of charging from the instruction issued by the energy scheduling management platform 402;
B) Judging whether the charging requirement is satisfied, for example: whether the charging gun is plugged in place or not, if so, opening an energy transmission channel from the power grid 600 to the new energy vehicle 800 or the energy storage module 700 to the new energy vehicle 800;
c) The storage and charging all-in-one machine 201 distributes energy according to the charging requirement (voltage/current/charging electric quantity) of the new energy vehicle 800, and starts charging service;
d) The new energy vehicle 800 completes the charging service (the required charging capacity of the order is completed or the user actively ends the order);
E) And ending the order, the storage and charging all-in-one machine 201 stops charging the new energy vehicle 800.
2) The new energy vehicle 800 is the discharge demand:
a) The storage and charging integrated machine 201 obtains information such as voltage, current, charging electric quantity and the like of the new energy vehicle 800 in the process of charging from the instruction issued by the energy scheduling management platform 402;
B) Judging whether the discharge requirement is satisfied, for example: if feeding is performed through the charging gun, judging whether the charging gun is plugged in place, and if so, opening an energy transfer channel from the new energy vehicle 800 to the power grid 600 or from the new energy vehicle 800 to the energy storage module 700;
c) The storage and charging integrated machine 201 feeds electricity to the power grid 600 or the energy storage module 700 according to the discharge requirement (voltage/current/charge quantity) of the new energy vehicle 800;
D) The new energy vehicle 800 completes feeding (the required charging capacity of the order is completed or the order is actively ended by the user);
E) And ending the order, the storage and charging all-in-one machine 201 stops charging the new energy vehicle 800.
Example 7
As shown in fig. 10, the energy scheduling between the second bidirectional charging terminal 302 and the new energy vehicle 800 includes:
Acquiring new energy vehicle 800 information and user requirements, wherein the new energy vehicle 800 information comprises a parking space unique identification code, a license plate number, a new energy vehicle 800 charging and discharging requirement, a second bidirectional charging terminal 302 unique identification code and required charging and discharging duration or amount or electric quantity;
If the user demand is a charging demand, identifying and judging whether the second bidirectional charging terminal 302 meets a charging condition according to the unique identification code of the second bidirectional charging terminal 302, and charging the new energy vehicle 800 according to the charging and discharging demands of the new energy vehicle 800 in response to the charging condition being met;
If the user demand is a discharge demand, identifying and judging whether the second bidirectional charging terminal 302 meets the feeding condition according to the unique identification code of the second bidirectional charging terminal 302, and feeding the new energy vehicle 800 according to the charge and discharge demand of the new energy vehicle 800 in response to the feeding condition being met.
Exemplary:
1. The new energy vehicle 800 is parked in any parking space with a storage and charging integrated body, a user places an order through a road music charging program after a mobile phone of the user scans codes (two-dimension codes of the station), and inputs a parking space number, a unique identification code of a second bidirectional charging terminal 302, a license plate number, an estimated charging and discharging amount or duration, wherein the unique identification code of the second bidirectional charging terminal 302 can be manually input, and the unique identification code can also be automatically input by scanning the two-dimension codes on the second bidirectional charging terminal 302;
2. The order is submitted to the energy scheduling management platform 402, the energy scheduling management platform 402 identifies which station, which parking space number, which second bidirectional charging terminal 302 is required to charge or discharge, and the like according to the order information, and issues a scheduling instruction to the available second bidirectional charging terminal 302 according to the running state (residual electric quantity, idle busy, and the like) of the station second bidirectional charging terminal 302; for example, electricity is taken from the grid 600 to charge the new energy vehicle 800 according to the charging demand of the new energy vehicle 800 and the required charge-discharge time period.
3. The second bidirectional charging terminal 302 obtains the order requirement of the new energy user according to the instruction issued by the energy scheduling management platform 402, and executes the energy scheduling policy formulated by the energy scheduling management platform 402 according to the charging or discharging requirement of the new energy vehicle 800, specifically:
1) The new energy vehicle 800 is the charging demand:
a) The second bidirectional charging terminal 302 obtains information such as voltage, current, charging time length and the like of the new energy vehicle 800 in the charging process from the instruction issued by the energy scheduling management platform 402;
B) Judging whether the charging requirement is satisfied, for example: whether the charging gun is plugged in place or not, and if so, opening an energy transmission channel from the power grid 600 to the new energy vehicle 800;
C) The second bidirectional charging terminal 302 distributes energy according to the charging requirement (voltage/current/charging electric quantity) of the new energy vehicle 800, and starts charging service;
d) The new energy vehicle 800 completes the charging service (the required charging capacity of the order is completed or the user actively ends the order);
E) Ending the order, the second bi-directional charging terminal 302 stops charging the new energy vehicle 800.
2) The new energy vehicle 800 is the discharge demand:
a) The second bidirectional charging terminal 302 obtains information such as voltage, current, charging time length and the like of the new energy vehicle 800 in the charging process from the instruction issued by the energy scheduling management platform 402;
B) Judging whether the discharge requirement is satisfied, for example: if feeding is performed through the charging gun, judging whether the charging gun is plugged in place, and if so, opening an energy transmission channel from the new energy vehicle 800 to the power grid 600;
C) The second bidirectional charging terminal 302 feeds power to the power grid 600 or the energy storage module 700 according to the discharging requirement (voltage/current/charging capacity) of the new energy vehicle 800;
D) The new energy vehicle 800 completes feeding (the required charging capacity of the order is completed or the order is actively ended by the user);
E) Ending the order, the second bi-directional charging terminal 302 stops charging the new energy vehicle 800.
In summary, the dispatching system of the present application can implement C2G (CUBE/CUBE Pro To Grid), V2G (Vehicle To Grid, new energy Vehicle 800 To Grid 600) and (CUBE/CUBE Pro To Vehicle, mobile storage and charging robot 202/storage and charging integrated machine 201 To new energy Vehicle 800), and implement multi-directional energy distribution dispatching of all storage and charging devices 200 in an area, including but not limited To mobile charging robots, storage and charging integrated machines 201 and new energy vehicles, by providing a complete end-To-end solution and by means of the energy dispatching management platform 402, orderly multi-directional charging and discharging dispatching is implemented, so that when the power consumption of the Grid 600 is low, electricity can be taken from the Grid 600 To charge the mobile storage and charging robots 202 and the storage and charging integrated machines 201, and when the power consumption requirement of the Grid 600 cannot be met, the electric energy in the mobile storage and charging robots 202, the storage and charging integrated machines 201 and the new energy vehicles 800 with the need are reversely fed To the Grid 600, so as To temporarily balance the power consumption of the Grid 600, and To alleviate the power consumption problem of the Grid 600.
The above is only a preferred embodiment of the present application; the scope of the application is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present application, and the technical solution and the improvement thereof are all covered by the protection scope of the present application.
Claims (12)
1. The multi-directional energy scheduling system of the storage and charging equipment is characterized by comprising an energy distribution station, the storage and charging equipment, the charging equipment and a regulation and control platform, wherein the storage and charging equipment comprises a storage and charging integrated machine and a mobile storage and charging robot, and the charging equipment comprises a first bidirectional charging terminal and a second bidirectional charging terminal;
The energy distribution station is used for realizing bidirectional energy transportation between the power grid and the storage and charging equipment and between the power grid and the new energy vehicle;
the storage and charging integrated machine is used for storing electric energy and providing charging and discharging services for the new energy vehicle;
the first bidirectional charging terminal is used for providing charging and discharging services for the mobile storage and charging robot;
The mobile storage and charging robot is used for storing electric energy and providing charging and discharging services for the new energy vehicle;
the second bidirectional charging terminal is used for providing charging and discharging services for the new energy vehicle;
And the regulation and control platform is used for formulating and issuing an energy scheduling strategy.
2. The storage battery multi-directional energy scheduling system of claim 1, further comprising: the user end is in wireless communication connection with the regulation and control platform and is used for collecting new energy vehicle information, user requirements and providing inquiry services for users.
3. The multi-directional energy scheduling system of a storage and charging device according to claim 1, wherein the energy distribution station is internally provided with an energy distribution system, the energy distribution station is provided with one or more bidirectional direct current interfaces and one or more bidirectional alternating current interfaces, the bidirectional alternating current interfaces are used for connecting a power grid and a storage and charging integrated machine, the bidirectional direct current interfaces are used for connecting a first charging terminal and a second bidirectional charging terminal, and the power grid is a large power grid and/or a micro power grid.
4. The multi-directional energy scheduling system of a storage and charging device according to claim 2, wherein the regulation and control platform comprises a device management system and an energy scheduling management platform, the device management system and the user side are all in communication connection with the energy scheduling management platform, and a power supply management platform, a storage and charging all-in-one machine, an energy distribution station, a first bidirectional charging terminal, a second bidirectional charging terminal and a mobile storage and charging robot of the power grid are all in communication connection with the device management system, wherein the energy scheduling management platform is used for preparing an energy scheduling strategy, and the device management system is used for issuing an energy scheduling strategy, managing the power supply management platform, the storage and charging all-in-one machine, the energy distribution station, the first bidirectional charging terminal, the second bidirectional charging terminal and the mobile storage and charging robot of the power grid, and monitoring energy use conditions.
5. The multi-directional energy scheduling system of a storage and charging device according to claim 1, wherein the storage and charging integrated machine and the mobile storage and charging robot are both internally provided with an energy storage module, and the storage and charging integrated machine is used for realizing bidirectional energy transportation between a new energy vehicle and a power grid and bidirectional energy transportation between the new energy vehicle and the energy storage module.
6. The storage and charging facility multidirectional energy scheduling system of claim 5, wherein the storage and charging all-in-one machine shares an energy storage module with other storage and charging all-in-one machines.
7. The storage and charging facility multidirectional energy scheduling system according to any one of claims 1-6, wherein the energy scheduling strategy includes a storage and charging facility power extraction strategy from a power grid, and the storage and charging facility power extraction strategy specifically includes:
acquiring the charging requirement of a new energy vehicle, the power grid electricity price, the battery core temperature of storage and charging equipment and the power supply load and the power consumption load of a power grid;
Judging the supply and demand relationship of the power grid according to the power supply load and the power consumption load of the power grid;
When the power supply of the power grid cannot meet the user requirements, stopping part or all of the storage and charging equipment from taking power from the power grid;
judging whether the residual electric quantity of the storage and charging equipment is smaller than a first threshold value or not;
the method comprises the steps of responding to the fact that the residual electric quantity of the storage and charging equipment is smaller than a first threshold value, scheduling the storage and charging equipment to take electricity from a power grid to charge the storage and charging equipment, judging whether the residual electric quantity of the storage and charging equipment is larger than a second threshold value, and responding to the fact that the residual electric quantity of the storage and charging equipment is larger than the second threshold value, judging whether to continue taking electricity from the power grid to charge the storage and charging equipment according to the supply and demand relation of the power grid, the electricity price of the power grid and the temperature of a battery cell of the storage and charging equipment;
And in response to the residual electric quantity of the storage and charging equipment being greater than or equal to a first threshold value, judging whether to take electricity from the power grid to charge the storage and charging equipment according to the supply and demand relation of the power grid, the electricity price of the power grid and the temperature of the battery core of the storage and charging equipment.
8. The storage and charging device multidirectional energy scheduling system according to any one of claims 1-6, wherein the energy scheduling strategy includes a storage and charging device power grid feeding strategy, and the storage and charging device power grid feeding strategy specifically includes:
Acquiring a power supply load and a power utilization load of a power grid;
Judging the supply and demand relationship of the power grid according to the power supply load and the power consumption load of the power grid;
when the power supply of the power grid cannot meet the user demand, calculating a power supply gap according to the power supply load and the power consumption load of the power grid;
selecting a storage and charging device for feeding according to the power supply notch and a screening strategy, wherein the screening strategy comprises:
Acquiring the residual electric quantity of the storage and charging equipment;
judging whether the residual electric quantity of the storage and charging equipment is smaller than a third threshold value or not;
In response to the remaining capacity of the storage and charging equipment being smaller than a third threshold value, not scheduling the storage and charging equipment to feed back to the power grid;
and judging whether the storage and charging equipment needs to provide charging service for the new energy vehicle or not in response to the residual electric quantity of the storage and charging equipment being greater than or equal to a third threshold value, if yes, preferentially providing charging service for the new energy vehicle by the storage and charging equipment, and if no, scheduling the storage and charging equipment to carry out reverse feeding to the power grid.
9. The storage battery multi-directional energy scheduling system according to any one of claims 1-6, wherein the energy scheduling strategy comprises a multi-directional energy scheduling strategy between a power grid and a new energy vehicle, the multi-directional energy scheduling strategy between the power grid and the new energy vehicle specifically comprises:
Acquiring new energy vehicle information, user requirements, power supply load and power consumption load of a power grid, wherein the new energy vehicle information comprises a parking space unique identification code, a license plate number, new energy vehicle charging and discharging requirements, and required charging and discharging duration or amount or electric quantity;
Judging the supply and demand relationship of the power grid according to the power supply load and the power consumption load of the power grid;
If the user demand is a charging demand, judging whether a condition for charging the new energy vehicle is met based on the unique parking space identification code, and if the condition is met, distributing energy according to the charging and discharging demands of the new energy vehicle and charging the new energy vehicle;
If the user demand is the discharge demand, judging whether the condition of feeding the new energy vehicle is met based on the parking space unique identification code, responding to the condition of feeding, and reversely feeding the new energy vehicle according to the charging and discharging demand of the new energy vehicle, if the power supply of the power grid can meet the power consumption demand, storing the power supply of the new energy vehicle into the storage and charging all-in-one machine needing to be charged, and if the power supply of the power grid can not meet the user demand, accessing the power supply of the new energy vehicle into the power grid.
10. The multi-directional energy scheduling system of a storage and charging apparatus according to any one of claims 1 to 6, wherein the energy scheduling strategy comprises a multi-directional energy scheduling strategy between a mobile storage and charging robot and a new energy vehicle, and the multi-directional energy scheduling strategy between the mobile storage and charging robot and the new energy vehicle specifically comprises:
Acquiring new energy vehicle information and user requirements, wherein the new energy vehicle information comprises a parking space unique identification code, a license plate number, a new energy vehicle charging and discharging requirement, and required charging and discharging duration or amount or electric quantity;
if the user demand is a charging demand, selecting a proper mobile storage and charging robot to go to a parking space corresponding to the parking space unique identification code according to a preset route according to the new energy vehicle information, judging whether the mobile storage and charging robot meets a charging condition or not in response to the mobile storage and charging robot reaching the corresponding parking space, and charging the new energy vehicle according to the new energy vehicle charging and discharging demand in response to the charging condition;
if the user demand is a discharge demand, selecting a proper mobile storage and charging robot to go to a parking space corresponding to the parking space unique identification code according to a preset route according to the new energy vehicle information, judging whether the mobile storage and charging robot meets a feeding condition or not in response to the mobile storage and charging robot reaching the corresponding parking space, and feeding the new energy vehicle according to the new energy vehicle charging and discharging demand in response to the feeding condition.
11. The storage and charging facility multi-directional energy scheduling system according to any one of claims 1 to 6, wherein the energy scheduling policy includes a multi-directional energy scheduling policy between a storage and charging all-in-one machine and a new energy vehicle, the multi-directional energy scheduling policy between the storage and charging all-in-one machine and the new energy vehicle including:
Acquiring new energy vehicle information and user requirements, wherein the new energy vehicle information comprises a parking space unique identification code, a license plate number, a new energy vehicle charging and discharging requirement, a storage and charging integrated machine unique identification code and required charging and discharging duration or amount or electric quantity;
if the user demand is a charging demand, identifying and judging whether the storage and charging all-in-one machine meets a charging condition according to the unique identification code of the storage and charging all-in-one machine, and charging the new energy vehicle according to the charging and discharging demand in response to the charging condition;
If the user demand is the discharge demand, identifying and judging whether the storage and charging all-in-one machine meets the feeding condition according to the unique identification code of the storage and charging all-in-one machine, and feeding the new energy vehicle according to the charging and discharging demand in response to the feeding condition.
12. The storage battery multi-directional energy scheduling system of any one of claims 1-6, wherein the energy scheduling policy comprises a multi-directional energy scheduling policy between a second bi-directional charging terminal and a new energy vehicle, the multi-directional energy scheduling policy between the second bi-directional charging terminal and the new energy vehicle comprising:
Acquiring new energy vehicle information and user requirements, wherein the new energy vehicle information comprises a parking space unique identification code, a license plate number, a new energy vehicle charging and discharging requirement, a second bidirectional charging terminal unique identification code and required charging and discharging duration or amount or electric quantity;
If the user demand is a charging demand, identifying and judging whether the second bidirectional charging terminal meets a charging condition according to the unique identification code of the second bidirectional charging terminal, and charging the new energy vehicle according to the charging and discharging demand in response to the charging condition;
If the user demand is a discharge demand, identifying and judging whether the second bidirectional charging terminal meets the feeding condition according to the unique identification code of the second bidirectional charging terminal, and feeding the new energy vehicle according to the charging and discharging demand in response to the feeding condition.
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