CN117584896A - Electric vehicle power conversion processing method and device and electronic equipment - Google Patents

Electric vehicle power conversion processing method and device and electronic equipment Download PDF

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Publication number
CN117584896A
CN117584896A CN202311550367.6A CN202311550367A CN117584896A CN 117584896 A CN117584896 A CN 117584896A CN 202311550367 A CN202311550367 A CN 202311550367A CN 117584896 A CN117584896 A CN 117584896A
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China
Prior art keywords
power conversion
power
information
terminal
price information
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CN202311550367.6A
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Chinese (zh)
Inventor
王方雨
于希娟
周文斌
陈艳霞
王海云
张再驰
陈茜
杨莉萍
汪伟
张雨璇
姚艺迪
徐鹏
郑凯元
饶强
丁肇豪
谈文睿
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State Grid Corp of China SGCC
North China Electric Power University
State Grid Beijing Electric Power Co Ltd
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State Grid Corp of China SGCC
North China Electric Power University
State Grid Beijing Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, North China Electric Power University, State Grid Beijing Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN202311550367.6A priority Critical patent/CN117584896A/en
Publication of CN117584896A publication Critical patent/CN117584896A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
    • B60S5/06—Supplying batteries to, or removing batteries from, vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/80—Exchanging energy storage elements, e.g. removable batteries

Abstract

The invention discloses a method and a device for processing power change of an electric vehicle and electronic equipment. Wherein the method comprises the following steps: transmitting first power conversion decision information to a first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; receiving first power conversion price information, wherein the first power conversion price information is obtained by a first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of a plurality of power conversion stations at a first moment respectively; determining second power conversion decision information based on the first power conversion price information; and sending the second power conversion decision information to the first terminal. The invention solves the technical problem of low accuracy of the power conversion processing result caused by incomplete consideration factors in the power conversion processing method of the electric vehicle in the related technology.

Description

Electric vehicle power conversion processing method and device and electronic equipment
Technical Field
The invention relates to the field of electric automobiles, in particular to an electric automobile power conversion processing method and device and electronic equipment.
Background
As a clean energy vehicle, the electric automobile has higher energy efficiency and lower emission compared with the traditional fuel automobile, so that the electric automobile becomes an important way for realizing low-carbon emission reduction. With the rapid development of electric vehicles, related technical problems are generated, wherein the charging time is one of the problems restricting the development of electric vehicles. The power conversion is used as an emerging rapid energy supplementing mode, so that compared with charging, the time of a user can be greatly saved, and particularly, the power conversion becomes a more economic mode for users with higher time requirements, such as taxi owners and the like. However, the electric vehicle power conversion processing method in the related art has low accuracy of the power conversion processing result due to incomplete consideration factors.
In view of the above problems, no effective solution has been proposed at present.
Disclosure of Invention
The embodiment of the invention provides an electric vehicle power conversion processing method, an electric vehicle power conversion processing device and electronic equipment, which at least solve the technical problem that the accuracy of a power conversion processing result is low due to incomplete consideration factors in the electric vehicle power conversion processing method in the related art.
According to an aspect of the embodiment of the invention, there is provided a method for processing power conversion of an electric vehicle, including: transmitting first power conversion decision information to a first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; receiving first power conversion price information, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively; determining second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment; and sending the second power conversion decision information to the first terminal.
According to an aspect of the embodiment of the invention, another method for processing power conversion of an electric vehicle is provided, which comprises the following steps: transmitting first power conversion price information to a second terminal, wherein the first power conversion price information is obtained by the first terminal based on received first power conversion decision information, and the first power conversion price information is used for indicating power conversion prices of a plurality of power conversion stations at a first moment respectively; receiving second power conversion decision information, wherein the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information; determining second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at a second moment respectively; and sending the second power conversion price information to the second terminal.
According to an aspect of the embodiment of the invention, another method for processing power conversion of an electric vehicle is provided, which comprises the following steps: the second terminal sends first power conversion decision information to the first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; the first terminal sends first power conversion price information to a second terminal, wherein the first power conversion price information is obtained by the second terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively; the second terminal receives the first power conversion price information; the second terminal determines second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment; the second terminal sends the second power conversion decision information to the first terminal; the first terminal receives the second power conversion decision information; the first terminal determines second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the second moment respectively; and the first terminal sends the second power conversion price information to the second terminal.
According to another aspect of the embodiment of the present invention, there is also provided an electric vehicle power conversion processing device, including: the first sending module is configured to send first power conversion decision information to a first terminal, where the first power conversion decision information at least includes: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; the first receiving module is used for receiving first power conversion price information, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively; the first determining module is configured to determine second power conversion decision information based on the first power conversion price information, where the second power conversion decision information at least includes: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment; and the second sending module is used for sending the second power conversion decision information to the first terminal.
According to another aspect of the embodiment of the present invention, there is also provided another apparatus for processing power conversion of an electric vehicle, including: the third sending module is used for sending first power conversion price information to the second terminal, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively; the second receiving module is used for receiving second power conversion decision information, wherein the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information; the second determining module is used for determining second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at a second moment respectively; and the fourth sending module is used for sending the second power conversion price information to the second terminal.
According to another aspect of the embodiment of the present invention, there is also provided another electric vehicle power conversion processing device, including: the fifth sending module is configured to send, by the second terminal, first power conversion decision information to the first terminal, where the first power conversion decision information at least includes: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; a sixth sending module, configured to send first power conversion price information to a second terminal by using the first terminal, where the first power conversion price information is obtained by using the second terminal based on the received first power conversion decision information, and the first power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the first moment respectively; the third receiving module is used for receiving the first power conversion price information by the second terminal; the third determining module is configured to determine second power conversion decision information based on the first power conversion price information, where the second power conversion decision information at least includes: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment; a seventh sending module, configured to send the second power conversion decision information to the first terminal by using the second terminal; the fourth receiving module is used for receiving the second power conversion decision information by the first terminal; a fourth determining module, configured to determine second power conversion price information based on the second power conversion decision information by using the first terminal, where the second power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the second moment respectively; and the eighth sending module is used for sending the second power conversion price information to the second terminal by the first terminal.
According to another aspect of the embodiment of the present invention, there is also provided an electronic device including one or more processors and a memory for storing one or more programs, where the one or more programs, when executed by the one or more processors, cause the one or more processors to implement any one of the electric vehicle power conversion processing methods.
In the embodiment of the invention, the first power conversion decision information is sent to the first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; receiving first power conversion price information, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively; determining second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment; the second power conversion decision information is sent to the first terminal, the purpose of updating the power conversion decision information in real time based on the power conversion price information of the first terminal is achieved, the technical effect of improving the accuracy of the power conversion processing result of the electric vehicle is achieved, and the technical problem that the accuracy of the power conversion processing result of the electric vehicle is low due to incomplete consideration factors in the power conversion processing method of the electric vehicle in the related art is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
fig. 1 is a flowchart of a method for performing a power conversion process of an electric vehicle according to an embodiment of the present invention;
FIG. 2 is a flow chart of another method of electric vehicle power conversion processing according to an embodiment of the present invention;
FIG. 3 is a flow chart of another method of electric vehicle power conversion processing according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an electric vehicle power conversion processing device according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of another electric vehicle battery change processing device according to an embodiment of the present invention;
fig. 6 is a schematic diagram of another electric vehicle battery replacement processing device according to an embodiment of the present invention.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
According to an embodiment of the present invention, there is provided a method embodiment of a power conversion process for an electric vehicle, it being noted that the steps shown in the flowchart of the drawings may be performed in a computer system such as a set of computer executable instructions, and that although a logical order is shown in the flowchart, in some cases the steps shown or described may be performed in an order different from that shown or described herein.
Fig. 1 is a flowchart of a method for processing power change of an electric vehicle according to an embodiment of the present invention, as shown in fig. 1, the method includes the steps of:
step S101, sending first power conversion decision information to a first terminal, where the first power conversion decision information at least includes: the number of electric vehicles at the plurality of power exchanging stations at the first moment, the electric quantity of each electric vehicle, and the time when each electric vehicle arrives at the corresponding power exchanging station.
Alternatively, the first terminal may be a battery exchange station operator, and the second terminal may be an electric fleet operator. The first power change decision information is obtained by the second terminal based on the power change price information of the last moment of the first moment, and the second terminal sends the first power change decision information to the first terminal so that the first terminal can update the power change price information in real time based on the first power change decision information to obtain the first power change price information.
Step S102, receiving first power exchange price information, wherein the first power exchange price information is obtained by the first terminal based on the received first power exchange decision information, and the first power exchange price information is used for indicating the power exchange prices of a plurality of power exchange stations at a first moment respectively.
Optionally, the first power conversion price information is dynamic power conversion pricing information determined by the first terminal, and the first power conversion price information from the first terminal is received, so that the second terminal can update the power conversion decision information in real time based on the first power conversion price information to obtain the second power conversion decision information. Through the method, the optimal power conversion scheme can be determined, so that the second terminal can recommend the most suitable power conversion station, power conversion time and the like for the user according to the requirements and actual conditions of the user, and power conversion experience and efficiency of the user are improved.
Step S103, determining second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle, and the time when each electric vehicle arrives at the corresponding power exchange station are respectively at a second moment, and the second moment is the next sampling moment of the first moment.
Optionally, based on the first power conversion price information, second power conversion decision information and vehicle rescheduling decision information can be accurately determined, where the second power conversion decision information includes three dimensions of time, arrival position and electric quantity, and the second power conversion decision information includes at least: the number of electric vehicles at the plurality of power exchange stations respectively at the second moment, the electric quantity of each electric vehicle and the time when each electric vehicle arrives at the corresponding power exchange station; the electric vehicle rescheduling decision information is used for indicating the scheduling state and the scheduling direction of the electric vehicle at the second moment of the plurality of power exchange stations respectively. The second terminal can make a power conversion strategy based on the second power conversion decision information and the vehicle rescheduling decision information according to the battery capacity, the residual electric quantity and the vehicle service condition of the electric vehicle, wherein the power conversion strategy comprises when and where power conversion is performed so as to meet the service requirement of the vehicle to the greatest extent; the vehicle rescheduling can be carried out according to the real-time position, the residual electric quantity and the demand condition of the vehicle so as to optimize the use efficiency and the operation cost of the vehicle; data analysis and prediction can also be performed, including vehicle use conditions, power change demand trends, etc., to optimize operation strategies and improve operation efficiency.
In an alternative embodiment, determining the second power conversion decision information based on the first power conversion price information comprises: acquiring an electric vehicle operation area, road network topology information and passenger travel request information in the electric vehicle operation area, wherein the road network topology information at least comprises: road network nodes, road connection modes and road capacity in an electric vehicle running area; the passenger travel request information includes at least: travel time, departure place and destination place of passengers in the running area of the electric vehicle; determining an augmented network flow model of queuing constraint based on the first power conversion price information, the road network topological structure information and the passenger travel request information; and solving the queuing constraint augmented network flow model to determine second power conversion decision information.
Optionally, based on the first power conversion price information, the road network topological structure information and the passenger travel request information, a queuing constraint augmented network flow model can be established, a network flow problem can be converted into a graph theory problem by utilizing a least-squares algorithm, and the queuing constraint augmented network flow model is solved to obtain second power conversion decision information and vehicle rescheduling decision information, so that empty vehicles can be rescheduled to a high-demand or low-power conversion cost area in advance based on the second power conversion decision information and the vehicle rescheduling decision information, and the asymmetry of passenger demand distribution or the power conversion cost is reduced; and can choose to change the power of the electric automobile fleet at the proper time and position.
In an alternative embodiment, determining an augmented network flow model of queuing constraints based on first power conversion price information, road network topology information, passenger travel request information, comprises: determining a first objective function, a queuing flow conservation constraint condition, a rescheduling flow constraint condition and a queuing electric vehicle capacity constraint condition based on first power conversion price information, road network topological structure information and passenger travel request information; the first objective function is used for indicating that the operation cost of the first terminal is minimum; the queuing flow conservation constraint condition is used for indicating that the inflow amount of the electric vehicle in each of the plurality of power exchange stations is equal to the outflow amount; the scheduling flow constraint condition is used for indicating that the inflow of the scheduling electric vehicle in each power exchange station is equal to the outflow; the queuing electric vehicle capacity constraint condition is used for indicating that the number of queuing electric vehicles in each power exchange station is smaller than or equal to the maximum capacity of queuing; and establishing an augmented network flow model of queuing constraint based on the first objective function, the queuing flow conservation constraint condition, the rescheduling flow constraint condition and the queuing electric vehicle capacity constraint condition.
Optionally, the first objective function is used to indicate that the operation cost of the first terminal is minimum, and the first objective function may be determined by:
Wherein C is the electric quantity after power conversion; c is the initial electric quantity before power conversion; c (C) R Representing a rescheduling cost coefficient;representing time t and power c from the battery exchange station node u v To the power exchange station node u w Is used for scheduling the empty traffic flow; />Representing time t and power c from the battery exchange station node u v To the power exchange station node u w Is used for changing the current of the motor vehicle; price t,c,n The electricity exchange price of the electricity exchange station n in the unit electricity quantity at the time t is shown.
The queuing flow conservation constraint condition is used for indicating that the inflow of the electric vehicle in each of the plurality of power exchange stations is equal to the outflow, wherein the inflow comprises the pre-exchange vehicle flow and the queuing vehicle flow, the outflow comprises the exchange vehicle flow and the queuing vehicle flow, and the queuing flow conservation constraint condition can be determined by the following modes:
the rescheduling flow constraint condition is used for indicating that the inflow amount and the outflow amount of the scheduled electric vehicle in each power exchange station are equal, and can be determined by the following modes:
the queuing electric vehicle capacity constraint condition is used for indicating that the number of queuing electric vehicles in each power exchange station should not exceed the maximum capacity of the queuing, and can be determined by the following way:
wherein,representing time t and power c from the battery exchange station node u v To the power exchange station node u w Queuing traffic of->Representing the maximum capacity of the queuing queue.
Besides the constraint conditions, the capacity constraint conditions of the power exchange station, the capacity constraint conditions of the road and the like can be established, the queuing constraint augmented network flow model is established based on the constraint conditions, the power exchange decision information can be accurately determined under the goal of minimum operation cost, and the accuracy of the power exchange processing result is improved.
Step S104, the second power conversion decision information is sent to the first terminal.
Optionally, the second terminal sends the second power conversion decision information to the first terminal, so that the first terminal can fully consider queuing conditions in a plurality of power conversion stations based on the second power conversion decision information in real time, optimize the first power conversion price information with the purpose of maximizing the benefit, accurately determine the second power conversion price information, and further improve the accuracy of a power conversion price determination result of the first terminal (for example, a power conversion station operator).
The execution main body of the steps S101 to S104 is a second terminal, and the purpose of updating the power change decision information in real time based on the power change price information of the first terminal is achieved through the steps S101 to S104, so that the technical effect of improving the accuracy of the power change processing result of the electric vehicle is achieved, and the technical problem that the accuracy of the power change processing result of the electric vehicle is low due to incomplete consideration factors in the power change processing method of the electric vehicle in the related art is solved.
According to an embodiment of the present invention, there is further provided a method embodiment of a power exchanging process of an electric vehicle, and fig. 2 is a flowchart of another power exchanging process method of an electric vehicle according to an embodiment of the present invention, as shown in fig. 2, and the method includes the following steps:
step S201, sending first power exchange price information to the second terminal, where the first power exchange price information is obtained by the first terminal based on the received first power exchange decision information, and the first power exchange price information is used to indicate power exchange prices of the plurality of power exchange stations at the first moment respectively.
Alternatively, the first terminal may be a battery exchange station operator, and the second terminal may be an electric fleet operator. The first terminal sends the obtained first power conversion price information based on the first power conversion decision information to the second terminal, so that the second terminal can update the power conversion decision information in real time based on the dynamic first power conversion price information to obtain the second power conversion decision information, and the power conversion strategy is better established.
Step S202, receiving second power conversion decision information, wherein the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information.
Optionally, the second power conversion decision information is dynamic decision information determined by the second terminal, and the second power conversion decision information is received, so that the first terminal can update the power conversion price based on the electric quantity, the number, the arrival time and other information of the electric vehicle included in the second power conversion decision information, and obtain second power conversion price information, thereby improving the accuracy of a power conversion price determination result, and further improving the accuracy of a power conversion processing result.
Step S203, determining second power conversion price information based on the second power conversion decision information, where the second power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the second moment respectively.
Optionally, the power exchange price information is space-time distribution, namely the power exchange prices of the power exchange stations at different times and different positions are not completely the same, so that the purpose of dynamically guiding the motorcade is achieved. Based on the second power conversion decision information, the power conversion price at the first moment is updated, and the power conversion prices of a plurality of power conversion stations at the second moment are determined, so that the first terminal can reasonably formulate the power conversion price, the aim of profit maximization is achieved, the user satisfaction is improved, the competitiveness is improved, and the market position is further consolidated.
In an alternative embodiment, determining the second power conversion price information based on the second power conversion decision information comprises: acquiring time-of-use electricity price information, wherein the time-of-use electricity price information is used for indicating electricity prices respectively corresponding to different time periods in a preset sampling period; determining a dynamic pricing optimization model of the battery exchange station based on the second battery exchange decision information and the time-of-use power price information; and solving the dynamic pricing optimization model of the power exchange station to obtain second power exchange price information.
Optionally, based on the second electricity conversion decision information and the time-of-use electricity price information, a dynamic pricing optimization model of the electricity conversion station can be established, and is linearized to be solved, so that the second electricity conversion price information and charging decision information are obtained, wherein the charging decision information at least comprises a charging rate, a battery loading and unloading time and an electric quantity of a loaded and unloaded battery. Through the method, the optimal power conversion price information at the moment can be obtained, the charging decision information is utilized to optimize the charging cost of the user, and the load balancing capacity of the power system is improved.
In an alternative embodiment, determining an optimization model of dynamic pricing of the battery exchange station based on the second battery exchange decision information, the time-of-use power rate information, comprises: determining a second objective function based on the second power conversion decision information and the time-of-use power price information, wherein the second objective function is used for indicating that the income of the second terminal is maximum; determining battery charging scheduling constraint conditions; and establishing an optimization model of dynamic pricing of the battery exchange station based on the second objective function and the battery charging scheduling constraint condition.
Optionally, the second objective function is used to indicate that the benefit of the second terminal is the largest, and the second objective function may be determined by:
Wherein, the price t,c,n Indicating that the station n is at time tThe electricity exchange price of the electricity quantity; c is the electric quantity after power conversion; c is the initial electric quantity before power conversion;slave node u representing time t and power c v To node u w Is used for changing the current of the motor vehicle; c (C) Q Is a queuing cost factor; />Slave node u representing time t and power c v To node u w Is a queuing vehicle flow; pi t,n Is the electricity price of the time t power exchange station. And establishing an optimization model of dynamic pricing of the battery exchange station based on the second objective function and the battery charging scheduling constraint condition so as to solve the model to determine second battery exchange price information and improve the accuracy of a battery exchange price determination result.
In an alternative embodiment, determining battery charge scheduling constraints includes: determining a charging constraint condition, wherein the charging constraint condition at least comprises: charging potential constraint conditions, charging process constraint conditions, battery electric quantity constraint conditions, battery replacement demand constraint conditions, charging total quantity constraint conditions and charging power constraint conditions; wherein the charging bit constraint condition is used for indicating that each charging pile in each power exchange station is charged by at most one battery in the plurality of power exchange stations; the charging process constraint condition is used for indicating that the electric quantity of the charging battery in each power exchange station at any moment is the sum of the initial electric quantity and the charging electric quantity, wherein the charging battery is in a charging state; the battery electric quantity constraint condition is used for indicating that the electric quantity of the battery in charging is smaller than or equal to the total capacity of the battery; the power change requirement constraint condition is used for indicating that the number of full-charge batteries in each power change station at any moment is greater than or equal to the number of power change requirements at any moment; the constraint condition of the total charge amount is used for indicating that the end electric quantity of the charging pile at the end of any time period in each power exchange station is larger than the start electric quantity of the charging pile at the start of any time period; the charging power constraint condition is used for indicating that the sum of the aggregated charging power and the load of the non-battery in each power exchange station is smaller than the capacity of the distribution network transformer; based on the charging constraints, battery charging schedule constraints are determined.
Optionally, the charging constraint condition is used for indicating the constraint condition of making a charging decision on the replaced battery, and it is required to determine when to select a low-battery with any electric quantity for charging; when the full-charge battery is detached from the charging pile; the charge rate of each charging post in each time period may also be 0, indicating that the battery on the charging post is not being charged. Based on the information, the charging constraint condition can be determined so as to establish an optimization model of dynamic pricing of the battery exchange station, the second battery exchange price information and the charging decision information can be obtained more accurately, and the accuracy of a battery exchange price determination result is improved, so that the accuracy of a battery exchange processing result is further improved.
Step S204, the second power conversion price information is sent to the second terminal.
Optionally, the first terminal sends the second power conversion price information to the second terminal, so that the second terminal can optimize the power conversion decision information and the rescheduling information of the electric vehicle based on the second power conversion price information and with the aim of minimizing cost, and determine the power conversion decision information and the rescheduling information of the electric vehicle at the next time of the second time. The dynamic interaction between the first terminal and the second terminal is realized, and the accuracy of the power conversion processing result is improved together.
The execution main body of the steps S201 to S204 is the first terminal, and through the steps S201 to S204, the purpose of updating the power conversion price information in real time based on the power conversion decision information of the second terminal can be achieved, so that the technical effect of improving the accuracy of the power conversion processing result of the electric vehicle is achieved, and the technical problem that the accuracy of the power conversion processing result of the electric vehicle is low due to incomplete consideration factors in the electric vehicle power conversion processing method in the related art is solved.
According to an embodiment of the present invention, another embodiment of a method for performing power conversion processing on an electric vehicle is provided, and fig. 3 is a flowchart of another method for performing power conversion processing on an electric vehicle according to an embodiment of the present invention, as shown in fig. 3, where the method includes the following steps:
step S301, the second terminal sends first power conversion decision information to the first terminal, where the first power conversion decision information at least includes: the number of electric vehicles at the plurality of power exchanging stations at the first moment, the electric quantity of each electric vehicle, and the time when each electric vehicle arrives at the corresponding power exchanging station.
In step S302, the first terminal sends first power exchange price information to the second terminal, where the first power exchange price information is obtained by the second terminal based on the received first power exchange decision information, and the first power exchange price information is used to indicate power exchange prices of the plurality of power exchange stations at the first moment respectively.
In step S303, the second terminal receives the first power conversion price information.
Step S304, the second terminal determines second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle, and the time when each electric vehicle arrives at the corresponding power exchange station are respectively at a second moment, and the second moment is the next sampling moment of the first moment.
In step S305, the second terminal sends the second power conversion decision information to the first terminal.
In step S306, the first terminal receives the second power conversion decision information.
Step S307, the first terminal determines second power conversion price information based on the second power conversion decision information, where the second power conversion price information is used to indicate the power conversion prices of the plurality of power conversion stations at the second moment respectively.
In step S308, the first terminal sends the second power conversion price information to the second terminal.
The execution subject of the steps S301 to S308 is a first terminal or a second terminal, and the first power conversion decision information is sent to the first terminal through the second terminal through the steps S301 to S308; the first terminal sends the first power conversion price information to the second terminal; the second terminal receives the first power conversion price information; the second terminal determines second power conversion decision information based on the first power conversion price information; the second terminal sends second power conversion decision information to the first terminal; the first terminal receives second power conversion decision information; the first terminal is based on the second power conversion decision information; the first terminal sends the second power conversion price information to the second terminal. The method can achieve the purpose of updating the power conversion decision information and the power conversion price information in real time based on interaction between the first terminal and the second terminal, thereby achieving the technical effect of improving the accuracy of the power conversion processing result of the electric vehicle, and further solving the technical problem of low accuracy of the power conversion processing result of the electric vehicle caused by incomplete consideration factors in the power conversion processing method of the electric vehicle in the related technology.
Based on the above embodiment and the optional embodiment, the present invention proposes an implementation manner of an optional electric vehicle power conversion processing method, where the method includes:
step S1, the second terminal receives first power conversion price information.
Step S2, the second terminal determines second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle, and the time when each electric vehicle arrives at the corresponding power exchange station are respectively at a second moment, and the second moment is the next sampling moment of the first moment.
And step S3, the second terminal sends the second power conversion decision information to the first terminal.
And S4, the first terminal receives second power conversion decision information.
And S5, the first terminal determines second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the second moment respectively.
And S6, the first terminal sends the second power conversion price information to the second terminal.
In this embodiment, a device for processing power conversion of an electric vehicle is further provided, and the device is used for implementing the foregoing embodiments and preferred embodiments, and is not described again. As used below, the terms "module," "apparatus" may be a combination of software and/or hardware that implements a predetermined function. While the means described in the following embodiments are preferably implemented in software, implementation in hardware, or a combination of software and hardware, is also possible and contemplated.
According to an embodiment of the present invention, there is further provided an embodiment of a device for implementing the above-mentioned electric vehicle power conversion processing method, and fig. 4 is a schematic diagram of an electric vehicle power conversion processing device according to an embodiment of the present invention, as shown in fig. 4, where the above-mentioned electric vehicle power conversion processing device includes: a first sending module 401, a first receiving module 402, a first determining module 403, and a second sending module 404, wherein:
the first sending module 401 is configured to send first power conversion decision information to a first terminal, where the first power conversion decision information at least includes: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station;
the first receiving module 402 is connected to the first sending module 401, and is configured to receive first power conversion price information, where the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the first moment respectively;
the first determining module 403 is connected to the first receiving module 402, and is configured to determine second power conversion decision information based on the first power conversion price information, where the second power conversion decision information at least includes: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment;
The second sending module 404 is connected to the first determining module 403, and is configured to send the second power conversion decision information to the first terminal.
In an alternative embodiment, the first determining module includes: the first acquisition submodule is used for acquiring the running area of the electric vehicle, road network topological structure information and passenger travel request information in the running area of the electric vehicle, wherein the road network topological structure information at least comprises: road network nodes, road connection modes and road capacity in an electric vehicle running area; the passenger travel request information includes at least: travel time, departure place and destination place of passengers in the running area of the electric vehicle; the first determining submodule is used for determining an augmented network flow model of queuing constraint based on the first power exchange price information, the road network topological structure information and the passenger travel request information; and the first processing sub-module is used for solving the queuing constraint augmented network flow model and determining second power conversion decision information.
In an alternative embodiment, the first determining sub-module includes: the second determining submodule is used for determining a first objective function, a queuing flow conservation constraint condition, a rescheduling flow constraint condition and a queuing electric vehicle capacity constraint condition based on the first power conversion price information, the road network topological structure information and the passenger travel request information; the first objective function is used for indicating that the operation cost of the first terminal is minimum; the queuing flow conservation constraint condition is used for indicating that the inflow amount of the electric vehicle in each of the plurality of power exchange stations is equal to the outflow amount; the scheduling flow constraint condition is used for indicating that the inflow of the scheduling electric vehicle in each power exchange station is equal to the outflow; the queuing electric vehicle capacity constraint condition is used for indicating that the number of queuing electric vehicles in each power exchange station is smaller than or equal to the maximum capacity of queuing; the first building sub-module is used for building the queuing constraint augmented network flow model based on the first objective function, the queuing flow conservation constraint condition, the rescheduling flow constraint condition and the queuing electric vehicle capacity constraint condition.
According to an embodiment of the present invention, there is further provided an embodiment of a device for implementing the above-mentioned electric vehicle power conversion processing method, and fig. 5 is a schematic diagram of another electric vehicle power conversion processing device according to an embodiment of the present invention, as shown in fig. 5, where the above-mentioned electric vehicle power conversion processing device includes: a third sending module 501, a second receiving module 502, a second determining module 503, and a fourth sending module 504, where:
a third sending module 501, configured to send first power conversion price information to a second terminal, where the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used to indicate power conversion prices of a plurality of power conversion stations at a first moment respectively;
the second receiving module 502 is connected to the third sending module 501, and is configured to receive second power conversion decision information, where the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information;
the second determining module 503 is connected to the second receiving module 502, and is configured to determine second power conversion price information based on second power conversion decision information, where the second power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the second moment respectively;
And a fourth sending module 504, connected to the second determining module 503, for sending the second power conversion price information to the second terminal.
In an alternative embodiment, the second determining module includes: the second acquisition submodule is used for acquiring time-of-use electricity price information, wherein the time-of-use electricity price information is used for indicating electricity prices respectively corresponding to different time periods in a preset sampling period; the third determining submodule is used for determining a dynamic pricing optimization model of the battery exchange station based on the second battery exchange decision information and the time-of-use power price information; and the second processing sub-module is used for solving the dynamic pricing optimization model of the power exchange station to obtain second power exchange price information.
In an alternative embodiment, the third determining sub-module includes: a fourth determining submodule, configured to determine a second objective function based on second power conversion decision information and time-of-use power price information, where the second objective function is used to indicate that the benefit of the second terminal is the largest; a fifth determination submodule for determining battery charging schedule constraints;
and the second building sub-module is used for building an optimization model of dynamic pricing of the battery exchange station based on the second objective function and the battery charging scheduling constraint condition.
In an alternative embodiment, the fifth determining sub-module includes: a sixth determining submodule, configured to determine a charging constraint, where the charging constraint includes at least: charging potential constraint conditions, charging process constraint conditions, battery electric quantity constraint conditions, battery replacement demand constraint conditions, charging total quantity constraint conditions and charging power constraint conditions; wherein the charging bit constraint condition is used for indicating that each charging pile in each power exchange station is charged by at most one battery in the plurality of power exchange stations; the charging process constraint condition is used for indicating that the electric quantity of the charging battery in each power exchange station at any moment is the sum of the initial electric quantity and the charging electric quantity, wherein the charging battery is in a charging state; the battery electric quantity constraint condition is used for indicating that the electric quantity of the battery in charging is smaller than or equal to the total capacity of the battery; the power change requirement constraint condition is used for indicating that the number of full-charge batteries in each power change station at any moment is greater than or equal to the number of power change requirements at any moment; the constraint condition of the total charge amount is used for indicating that the end electric quantity of the charging pile at the end of any time period in each power exchange station is larger than the start electric quantity of the charging pile at the start of any time period; the charging power constraint condition is used for indicating that the sum of the aggregated charging power and the load of the non-battery in each power exchange station is smaller than the capacity of the distribution network transformer; and a seventh determination sub-module for determining battery charging schedule constraints based on the charging constraints.
According to an embodiment of the present invention, there is further provided another embodiment of an apparatus for implementing the above-mentioned electric vehicle power conversion processing method, and fig. 6 is a schematic diagram of another electric vehicle power conversion processing apparatus according to an embodiment of the present invention, as shown in fig. 6, where the above-mentioned electric vehicle power conversion processing apparatus includes: a fifth transmitting module 601, a sixth transmitting module 602, a third receiving module 603, a third determining module 604, a seventh transmitting module 605, a fourth receiving module 606, a fourth determining module 607, and an eighth transmitting module 608, wherein:
a fifth sending module 601, configured to send, by the second terminal, first power conversion decision information to the first terminal, where the first power conversion decision information at least includes: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station;
a sixth sending module 602, connected to the fifth sending module 601, configured to send first power conversion price information to the second terminal by using the first terminal, where the first power conversion price information is obtained by using the second terminal based on the received first power conversion decision information, and the first power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the first moment respectively;
A third receiving module 603, connected to the sixth sending module 602, for receiving the first power conversion price information by the second terminal;
the third determining module 604 is connected to the third receiving module 603, and is configured to determine second power conversion decision information based on the first power conversion price information, where the second power conversion decision information at least includes: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment;
a seventh sending module 605, connected to the third determining module 604, configured to send the second power conversion decision information to the first terminal by the second terminal;
a fourth receiving module 606, connected to the seventh sending module 605, configured to receive the second power conversion decision information by the first terminal;
a fourth determining module 607, connected to the fourth receiving module 606, configured to determine second power conversion price information based on the second power conversion decision information by the first terminal, where the second power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the second moment respectively;
an eighth transmitting module 608, connected to the fourth determining module 607, is configured to transmit the second power conversion price information to the second terminal.
It should be noted that each of the above modules may be implemented by software or hardware, for example, in the latter case, it may be implemented by: the above modules may be located in the same processor; alternatively, the various modules described above may be located in different processors in any combination.
Here, the first transmitting module 401, the first receiving module 402, the first determining module 403, and the second transmitting module 404 correspond to steps S101 to S104 in the embodiment, the third transmitting module 501, the second receiving module 502, the second determining module 503, and the fourth transmitting module 504 correspond to steps S201 to S104 in the embodiment, the fifth transmitting module 601, the sixth transmitting module 602, the third receiving module 603, the third determining module 604, the seventh transmitting module 605, the fourth receiving module 606, the fourth determining module 607, and the eighth transmitting module 608 correspond to steps S301 to S308 in the embodiment, and the above modules are the same as the examples and application scenarios implemented by the corresponding steps in the embodiment, but are not limited to the disclosure of the above embodiment. It should be noted that the above modules may be run in a computer terminal as part of the apparatus.
It should be noted that, the optional or preferred implementation manner of this embodiment may be referred to the related description in the embodiment, and will not be repeated herein.
The above-mentioned electric vehicle power conversion processing device may further include a processor and a memory, where the first transmitting module 401, the first receiving module 402, the first determining module 403, the second transmitting module 404, the third transmitting module 501, the second receiving module 502, the second determining module 503, the fourth transmitting module 504, the fifth transmitting module 601, the sixth transmitting module 602, the third receiving module 603, the third determining module 604, the seventh transmitting module 605, the fourth receiving module 606, the fourth determining module 607, the eighth transmitting module 608, and the like are stored in the memory as program modules, and the processor executes the program modules stored in the memory to implement corresponding functions.
The processor comprises a kernel, the kernel accesses the memory to call the corresponding program module, and the kernel can be provided with one or more than one. The memory may include volatile memory, random Access Memory (RAM), and/or nonvolatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM), among other forms in computer readable media, the memory including at least one memory chip.
According to an embodiment of the present application, there is also provided an embodiment of a nonvolatile storage medium. Optionally, in this embodiment, the nonvolatile storage medium includes a stored program, where when the program runs, the device where the nonvolatile storage medium is controlled to execute any one of the electric vehicle power conversion processing methods.
Alternatively, in this embodiment, the above-mentioned nonvolatile storage medium may be located in any one of the computer terminals in the computer terminal group in the computer network or in any one of the mobile terminals in the mobile terminal group, and the above-mentioned nonvolatile storage medium includes a stored program.
Optionally, the program controls the device in which the nonvolatile storage medium is located to perform the following functions when running: transmitting first power conversion decision information to a first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; receiving first power conversion price information, wherein the first power conversion price information is obtained by a first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of a plurality of power conversion stations at a first moment respectively; determining second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment; and sending the second power conversion decision information to the first terminal.
Optionally, the program controls the device in which the nonvolatile storage medium is located to perform the following functions when running: transmitting first power conversion price information to a second terminal, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of a plurality of power conversion stations at a first moment respectively; receiving second power conversion decision information, wherein the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information; determining second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at a second moment respectively; and sending the second power conversion price information to a second terminal.
According to an embodiment of the present application, there is also provided an embodiment of a processor. Optionally, in this embodiment, the processor is configured to execute a program, where any one of the electric vehicle power conversion processing methods is executed when the program runs.
According to an embodiment of the present application, there is also provided an embodiment of a computer program product adapted to perform a program initializing the steps of the electric vehicle battery replacement processing method of any one of the above, when executed on a data processing device.
Optionally, the computer program product mentioned above, when executed on a data processing device, is adapted to perform a program initialized with the method steps of: transmitting first power conversion decision information to a first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; receiving first power conversion price information, wherein the first power conversion price information is obtained by a first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of a plurality of power conversion stations at a first moment respectively; determining second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment; and sending the second power conversion decision information to the first terminal.
Optionally, the computer program product mentioned above, when executed on a data processing device, is adapted to perform a program initialized with the method steps of: transmitting first power conversion price information to a second terminal, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of a plurality of power conversion stations at a first moment respectively; receiving second power conversion decision information, wherein the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information; determining second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at a second moment respectively; and sending the second power conversion price information to a second terminal.
The embodiment of the invention provides an electronic device, which comprises a processor, a memory and a program stored on the memory and capable of running on the processor, wherein the following steps are realized when the processor executes the program: transmitting first power conversion decision information to a first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station; receiving first power conversion price information, wherein the first power conversion price information is obtained by a first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of a plurality of power conversion stations at a first moment respectively; determining second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment; and sending the second power conversion decision information to the first terminal.
The embodiment of the invention provides an electronic device, which comprises a processor, a memory and a program stored on the memory and capable of running on the processor, wherein the following steps are realized when the processor executes the program: transmitting first power conversion price information to a second terminal, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of a plurality of power conversion stations at a first moment respectively; receiving second power conversion decision information, wherein the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information; determining second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at a second moment respectively; and sending the second power conversion price information to a second terminal.
In the foregoing embodiments of the present invention, the descriptions of the embodiments are emphasized, and for a portion of this disclosure that is not described in detail in this embodiment, reference is made to the related descriptions of other embodiments.
In the several embodiments provided in the present application, it should be understood that the disclosed technology content may be implemented in other manners. The above-described embodiments of the apparatus are merely exemplary, and the division of the modules may be a logic function division, and there may be another division manner when actually implemented, for example, a plurality of modules or components may be combined or may be integrated into another system, or some features may be omitted or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with respect to each other may be through some interface, module or indirect coupling or communication connection of modules, electrical or otherwise.
The modules described above as separate components may or may not be physically separate, and components shown as modules may or may not be physical modules, i.e., may be located in one place, or may be distributed over a plurality of modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional module in each embodiment of the present invention may be integrated into one processing module, or each module may exist alone physically, or two or more modules may be integrated into one module. The integrated modules may be implemented in hardware or in software functional modules.
The integrated modules described above, if implemented in the form of software functional modules and sold or used as a stand-alone product, may be stored in a computer readable non-volatile storage medium. Based on such understanding, the technical solution of the present invention may be embodied essentially or in part or all of the technical solution or in part in the form of a software product stored in a non-volatile storage medium, including several instructions to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the methods of the embodiments of the present invention. And the aforementioned nonvolatile storage medium includes: a U-disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a removable hard disk, a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (12)

1. The electric vehicle power conversion processing method is characterized by comprising the following steps of:
transmitting first power conversion decision information to a first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station;
receiving first power conversion price information, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively;
determining second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment;
And sending the second power conversion decision information to the first terminal.
2. The method of claim 1, wherein the determining second power conversion decision information based on the first power conversion price information comprises:
acquiring an electric vehicle operation area, road network topology information and passenger travel request information in the electric vehicle operation area, wherein the road network topology information at least comprises: road network nodes, road connection modes and road capacity in the running area of the electric vehicle; the passenger travel request information at least comprises: the travel time, departure place and destination place of passengers in the running area of the electric vehicle;
determining an augmented network flow model of queuing constraint based on the first power conversion price information, the road network topological structure information and the passenger travel request information;
and solving the queuing constraint augmented network flow model to determine the second power conversion decision information.
3. The method of claim 2, wherein the determining the augmented network flow model of queuing constraints based on the first power conversion price information, the road network topology information, the passenger travel request information comprises:
Determining a first objective function, a queuing flow conservation constraint condition, a rescheduling flow constraint condition and a queuing electric vehicle capacity constraint condition based on the first power conversion price information, the road network topological structure information and the passenger travel request information;
the first objective function is used for indicating that the operation cost of the first terminal is minimum; the queuing flow conservation constraint condition is used for indicating that the inflow amount of the electric vehicle in each of the plurality of power exchange stations is equal to the outflow amount; the rescheduling flow constraint condition is used for indicating that the inflow amount of the scheduled electric vehicle in each power exchange station is equal to the outflow amount; the queuing electric vehicle capacity constraint condition is used for indicating that the number of queuing electric vehicles in each power exchange station is smaller than or equal to the maximum capacity of a queuing;
and establishing an augmented network flow model of the queuing constraint based on the first objective function, the queuing flow conservation constraint condition, the rescheduling flow constraint condition and the queuing electric vehicle capacity constraint condition.
4. The electric vehicle power conversion processing method is characterized by comprising the following steps of:
transmitting first power conversion price information to a second terminal, wherein the first power conversion price information is obtained by the first terminal based on received first power conversion decision information, and the first power conversion price information is used for indicating power conversion prices of a plurality of power conversion stations at a first moment respectively;
Receiving second power conversion decision information, wherein the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information;
determining second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at a second moment respectively;
and sending the second power conversion price information to the second terminal.
5. The method of claim 4, wherein the determining second power conversion price information based on the second power conversion decision information comprises:
acquiring time-of-use electricity price information, wherein the time-of-use electricity price information is used for indicating electricity prices respectively corresponding to different time periods in a preset sampling period;
determining a dynamic pricing optimization model of the power exchange station based on the second power exchange decision information and the time-of-use power price information;
and solving the dynamic pricing optimization model of the power exchange station to obtain the second power exchange price information.
6. The method of claim 5, wherein the determining an optimization model of dynamic pricing of a battery exchange based on the second battery exchange decision information, the time-of-use price information comprises:
Determining a second objective function based on the second power conversion decision information and the time-of-use power price information, wherein the second objective function is used for indicating that the income of the second terminal is maximum;
determining battery charging scheduling constraint conditions;
and establishing an optimization model of dynamic pricing of the battery exchange station based on the second objective function and the battery charging scheduling constraint condition.
7. The method of claim 6, wherein the determining battery charging schedule constraints comprises:
determining a charging constraint condition, wherein the charging constraint condition at least comprises: charging potential constraint conditions, charging process constraint conditions, battery electric quantity constraint conditions, battery replacement demand constraint conditions, charging total quantity constraint conditions and charging power constraint conditions;
wherein the charging bit constraint condition is used for indicating that each charging pile in each of the plurality of power exchange stations is charged by at most one battery; the charging process constraint condition is used for indicating that the electric quantity of the charging battery in each battery replacement station at any moment is the sum of the initial electric quantity and the charging electric quantity, wherein the charging battery is in a charging state; the battery electric quantity constraint condition is used for indicating that the electric quantity of the battery in charging is smaller than or equal to the total capacity of the battery; the power change requirement constraint condition is used for indicating that the number of full-charge batteries in each power change station at any moment is greater than or equal to the power change requirement number at any moment; the constraint condition of the total charge amount is used for indicating that the end electric quantity of the charging pile when the random time period in each power exchange station is ended is larger than the start electric quantity of the charging pile when the random time period is started; the charging power constraint condition is used for indicating that the sum of the aggregate charging power and the non-battery load in each power exchange station is smaller than the capacity of the distribution network transformer;
And determining the battery charging schedule constraint condition based on the charging constraint condition.
8. The electric vehicle power conversion processing method is characterized by comprising the following steps of:
the second terminal sends first power conversion decision information to the first terminal, wherein the first power conversion decision information at least comprises: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station;
the first terminal sends first power conversion price information to a second terminal, wherein the first power conversion price information is obtained by the second terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively;
the second terminal receives the first power conversion price information;
the second terminal determines second power conversion decision information based on the first power conversion price information, wherein the second power conversion decision information at least comprises: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment;
The second terminal sends the second power conversion decision information to the first terminal;
the first terminal receives the second power conversion decision information;
the first terminal determines second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the second moment respectively;
and the first terminal sends the second power conversion price information to the second terminal.
9. An electric vehicle battery replacement processing device, comprising:
the first sending module is configured to send first power conversion decision information to a first terminal, where the first power conversion decision information at least includes: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station;
the first receiving module is used for receiving first power conversion price information, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively;
The first determining module is configured to determine second power conversion decision information based on the first power conversion price information, where the second power conversion decision information at least includes: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment;
and the second sending module is used for sending the second power conversion decision information to the first terminal.
10. An electric vehicle battery replacement processing device, comprising:
the third sending module is used for sending first power conversion price information to the second terminal, wherein the first power conversion price information is obtained by the first terminal based on the received first power conversion decision information, and the first power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at the first moment respectively;
the second receiving module is used for receiving second power conversion decision information, wherein the second power conversion decision information is obtained by the first terminal based on the received first power conversion price information;
the second determining module is used for determining second power conversion price information based on the second power conversion decision information, wherein the second power conversion price information is used for indicating the power conversion prices of the plurality of power conversion stations at a second moment respectively;
And the fourth sending module is used for sending the second power conversion price information to the second terminal.
11. An electric vehicle battery replacement processing device, comprising:
the fifth sending module is configured to send, by the second terminal, first power conversion decision information to the first terminal, where the first power conversion decision information at least includes: the method comprises the steps of respectively determining the number of electric vehicles at a plurality of power exchange stations at a first moment, the electric quantity of each electric vehicle and the time for each electric vehicle to reach the corresponding power exchange station;
a sixth sending module, configured to send first power conversion price information to a second terminal by using the first terminal, where the first power conversion price information is obtained by using the second terminal based on the received first power conversion decision information, and the first power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the first moment respectively;
the third receiving module is used for receiving the first power conversion price information by the second terminal;
the third determining module is configured to determine second power conversion decision information based on the first power conversion price information, where the second power conversion decision information at least includes: the number of the electric vehicles at the plurality of power exchange stations, the electric quantity of each electric vehicle and the time of each electric vehicle reaching the corresponding power exchange station are respectively at a second moment, wherein the second moment is the next sampling moment of the first moment;
A seventh sending module, configured to send the second power conversion decision information to the first terminal by using the second terminal;
the fourth receiving module is used for receiving the second power conversion decision information by the first terminal;
a fourth determining module, configured to determine second power conversion price information based on the second power conversion decision information by using the first terminal, where the second power conversion price information is used to indicate power conversion prices of the plurality of power conversion stations at the second moment respectively;
and the eighth sending module is used for sending the second power conversion price information to the second terminal by the first terminal.
12. An electronic device comprising one or more processors and a memory for storing one or more programs, wherein the one or more programs, when executed by the one or more processors, cause the one or more processors to implement the electric vehicle battery replacement processing method of any of claims 1-8.
CN202311550367.6A 2023-11-20 2023-11-20 Electric vehicle power conversion processing method and device and electronic equipment Pending CN117584896A (en)

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CN202311550367.6A CN117584896A (en) 2023-11-20 2023-11-20 Electric vehicle power conversion processing method and device and electronic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311550367.6A CN117584896A (en) 2023-11-20 2023-11-20 Electric vehicle power conversion processing method and device and electronic equipment

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CN117584896A true CN117584896A (en) 2024-02-23

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