CN-121998693-A - Charging price updating method, device, equipment and storage medium

CN121998693ACN 121998693 ACN121998693 ACN 121998693ACN-121998693-A

Abstract

The application belongs to the technical field of charging stations, and discloses a charging price updating method, a charging price updating device, charging price updating equipment and a storage medium. According to the application, the comparison table between the idle rate of the charging pile and the optimal service charge discount rate in each time period in the future is predicted according to the running condition of the target charging station, the optimal service charge discount rate corresponding to different idle rates of the charging pile can be obtained, then the current service charge discount rate is searched from the comparison table in real time according to the preset price updating moment, and the charging price of the target charging station is dynamically updated according to the current service charge discount rate.

Inventors

WANG LUYUE

Assignees

阳光新能源开发股份有限公司

Dates

Publication Date: 20260508
Application Date: 20260123

Claims (12)

1. The charging price updating method is characterized by comprising the following steps of: Predicting the optimal charging electricity rate change rate of each charging pile in each time period in the future according to a charging station price association model, wherein the charging station price association model comprises a corresponding relation between the historical charging pile utilization rate change rate and the historical charging electricity rate change rate corresponding to a target charging station, and the charging pile idle rate is associated with the optimal charging pile utilization rate change rate; Calculating the optimal service charge discount rate under each charging pile idle rate according to the optimal charging electric charge change rate, and constructing a comparison table between the charging pile idle rate and the optimal service charge discount rate; Searching a current service charge discount rate from the comparison table according to the current charging pile idle rate corresponding to the preset price updating moment; and updating the charging price of the target charging station according to the current service charge discount rate.
2. The method for updating charge price according to claim 1, wherein predicting the optimal charge rate change at each charging pile idle rate for each time period in the future according to the charging station price correlation model further comprises: Acquiring the charging utilization rate of a historical charging pile and the historical charging electric charge of a target charging station in each historical period; Constructing a historical quantity price data set according to the historical charging utilization rate and the historical charging electric charge; and constructing a charging station price association model according to the historical price data set.
3. The method for updating a charge price according to claim 2, wherein said constructing a historical value data set from said historical charge utilization rate and said historical charge electricity rate comprises: calculating the historical utilization rate change rate of each period of the history according to the historical charging pile utilization rate and the historical utilization rate average value; Calculating the historical charge electric charge change rate of each period of the history according to the historical charge electric charge and the historical charge electric charge average value; and constructing a historical quantitative price data set according to the historical utilization rate change rate and the historical charging electric charge change rate.
4. The method for updating a charge price according to claim 2, wherein the constructing a charge station price association model from the historical price data set includes: determining the single thermal codes corresponding to the time sharing types of each time period of the history; updating the historical value data set based on the single thermal code to obtain an updated data set; fitting the updated data set by a least square method, and obtaining model parameters according to a fitting result; and obtaining a charging station price correlation model according to the model parameters, wherein the charging station price correlation model comprises a corresponding relation between a historical charging pile utilization rate change rate and a historical charging electric charge change rate corresponding to the target charging station.
5. The method for updating charge prices according to any one of claims 1 to 4, wherein predicting an optimal charge rate change at each charging pile idle rate for each time period in the future according to the charging station price correlation model includes: Predicting a change rate function between the utilization rate change rate of the running charging pile and the change rate of the running charging electric charge in each time period in the future according to the charging pile price correlation model; Determining the optimal charging pile utilization rate change rate corresponding to the idle rate of each charging pile according to the expected charging pile utilization rate; and determining the optimal charging electric charge change rate under the idle rate of each charging pile according to the change rate function and the optimal charging pile utilization rate change rate.
6. The method for updating a charging price according to claim 5, wherein predicting a change rate function between a change rate of an operating charging pile utilization rate and a change rate of an operating charging electric charge for each time period in the future according to the charging pile price association model comprises: Acquiring the cost price of the running service charge, the basic price of the running service charge and the running unit electric charge of the target charging station in each future period; Calculating a service charge price adjustment limit value of each future period according to the running service charge cost price, the running service charge basic price and the running unit electric charge; and generating a change rate function between the utilization rate change rate of the running charging piles and the change rate of the running charging electric charge according to the service charge price adjustment limit value and the charging pile price correlation model.
7. The method of updating a charge price according to claim 6, wherein the acquiring the operating service fee base price of the target charging station at each time period in the future comprises: Determining surrounding charging stations of the target charging station, and determining a surrounding historical service fee base price of the surrounding charging stations in each historical time period; determining a duty ratio of a target historical service charge base price of the target charging station in each historical time period relative to a surrounding charging price of the surrounding charging stations; Determining a historical service fee base price of the target charging station in each historical period according to the surrounding historical service fee base price and the duty ratio; And determining the running service charge basic price of the target charging station in each future period according to the historical service charge basic price.
8. The method for updating a charge price according to claim 6, wherein calculating an optimal service charge discount rate at each charging pile idle rate according to the optimal charging electric charge change rate, and constructing a comparison table between the charging pile idle rate and the optimal service charge discount rate, comprises: Calculating the optimal service charge discount rate under the idle rate of each charging pile according to the basic price of the running service charge, the running unit electric charge and the optimal charging electric charge change rate; And constructing a comparison table between the idle rate of the charging pile and the optimal service charge discount rate.
9. The method of updating a charge price according to claim 6, wherein the updating the charge price of the target charging station according to the current service charge discount rate comprises: determining a current service fee according to the current service fee discount rate and the running service fee basic price; And determining the current charging price according to the running unit electric charge and the current service charge so as to update the charging price of the target charging station.
10. A charging price updating device, characterized in that the charging price updating device comprises: The charging station charging system comprises a charging station charging rate prediction module, a charging station charging rate correlation module and a charging rate prediction module, wherein the charging station charging rate prediction module is used for predicting the optimal charging rate of electricity at the idle rate of each charging pile in each time period in the future according to a charging station charging rate correlation model, the charging station charging rate correlation model comprises a corresponding relation between the historical charging pile utilization rate change rate and the historical charging rate of electricity corresponding to a target charging station, and the charging pile idle rate is correlated with the optimal charging pile utilization rate change rate; The comparison table construction module is used for calculating the optimal service charge discount rate under each charging pile idle rate according to the optimal charging electric charge change rate and constructing a comparison table between the charging pile idle rate and the optimal service charge discount rate; the discount rate calculation module is used for searching the discount rate of the current service charge from the comparison table according to the current charging pile idle rate corresponding to the preset price updating moment; and the price updating module is used for updating the charging price of the target charging station according to the current service charge discount rate.
11. A charging price updating device, characterized in that the device comprises a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program being configured to implement the steps of the charging price updating method according to any of claims 1 to 9.
12. A storage medium, characterized in that the storage medium is a computer-readable storage medium, on which a computer program is stored, which computer program, when being executed by a processor, carries out the steps of the charging price updating method according to any of claims 1 to 9.

Description

Charging price updating method, device, equipment and storage medium Technical Field The present application relates to the field of charging station technologies, and in particular, to a charging price updating method, device, equipment, and storage medium. Background With the popularization of electric vehicles, the number of charging stations is rapidly increased, and the operation efficiency and the profitability of the electric vehicles are increasingly the core of attention of operators. Pricing strategies are typically static pricing strategies as a key means of affecting charge demand, balancing supply-demand relationships. Such strategies typically set fixed or Time-of-day charge prices based on macroscopic grid Time-of-Use (TOU), regional average service charge levels, and estimated operating costs at the beginning of charging station planning or construction. The price setting method has the defects that the price is unchanged for a long time after setting, real-time and microscopic supply and demand fluctuation of the charging station cannot be responded, and the sensing and response capability of the actual running state of the single station is lacking. Disclosure of Invention The application mainly aims to provide a charging price updating method, device, equipment and storage medium, which aim to solve the technical problem of how to effectively and dynamically adjust the charging price of a charging station in real time. In order to achieve the above object, the present application provides a method for updating a charge price, the method comprising the steps of: Predicting the optimal charging electricity rate change rate of each charging pile in each time period in the future according to a charging station price association model, wherein the charging station price association model comprises a corresponding relation between the historical charging pile utilization rate change rate and the historical charging electricity rate change rate corresponding to a target charging station, and the charging pile idle rate is associated with the optimal charging pile utilization rate change rate; Calculating the optimal service charge discount rate under each charging pile idle rate according to the optimal charging electric charge change rate, and constructing a comparison table between the charging pile idle rate and the optimal service charge discount rate; Searching a current service charge discount rate from the comparison table according to the current charging pile idle rate corresponding to the preset price updating moment; and updating the charging price of the target charging station according to the current service charge discount rate. Optionally, the predicting, according to the charging station price association model, the optimal charging electric charge change rate of each charging pile idle rate in each future time period further includes: Acquiring the charging utilization rate of a historical charging pile and the historical charging electric charge of a target charging station in each historical period; Constructing a historical quantity price data set according to the historical charging utilization rate and the historical charging electric charge; and constructing a charging station price association model according to the historical price data set. Optionally, the constructing a historical quantitative price data set according to the historical charging utilization rate and the historical charging electric charge includes: calculating the historical utilization rate change rate of each period of the history according to the historical charging pile utilization rate and the historical utilization rate average value; Calculating the historical charge electric charge change rate of each period of the history according to the historical charge electric charge and the historical charge electric charge average value; and constructing a historical quantitative price data set according to the historical utilization rate change rate and the historical charging electric charge change rate. Optionally, the constructing a charging station price association model according to the historical price data set includes: determining the single thermal codes corresponding to the time sharing types of each time period of the history; updating the historical value data set based on the single thermal code to obtain an updated data set; fitting the updated data set by a least square method, and obtaining model parameters according to a fitting result; and obtaining a charging station price correlation model according to the model parameters, wherein the charging station price correlation model comprises a corresponding relation between a historical charging pile utilization rate change rate and a historical charging electric charge change rate corresponding to the target charging station. Optionally, the predicting, according to the charging station price association model, an optimal charging elec