CN116353402A - Electric automobile fills electric pile period control system and fills electric pile - Google Patents

Electric automobile fills electric pile period control system and fills electric pile Download PDF

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CN116353402A
CN116353402A CN202310570458.XA CN202310570458A CN116353402A CN 116353402 A CN116353402 A CN 116353402A CN 202310570458 A CN202310570458 A CN 202310570458A CN 116353402 A CN116353402 A CN 116353402A
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user
period
time
power
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CN116353402B (en
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陈德富
张森
张浪
李子垚
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Guizhou Tian Ren Electric Power Science And Technology Automation Co ltd
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Guizhou Tian Ren Electric Power Science And Technology Automation Co ltd
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Abstract

The invention relates to the field of electric automobile charging pile period control, and particularly discloses an electric automobile charging pile period control system and a charging pile. Acquiring a matched charging scheme of each appointed user, analyzing the automobile charging matching power of each appointed user in each period to be analyzed, and regulating and controlling the automobile charging power of each appointed user in each period to be analyzed; further analyzing the reference payment fees of each appointed user, and correcting the payment fees of the appointed user; according to the electric quantity condition of the electric automobile and the emergency degree of the user for the automobile, the charging power and payment of each electric automobile charged in the same period are adjusted, so that humanization and intellectualization of charging service management are reflected.

Description

Electric automobile fills electric pile period control system and fills electric pile
Technical Field
The invention relates to the field of electric vehicle charging pile period control, in particular to an electric vehicle charging pile period control system and a charging pile.
Background
The existing public parking lot provides charging service for the electric automobile in the following modes: and the electric automobile starts to charge immediately after being connected with the charging pile, judges whether the current electric automobile charging time is in a power consumption peak period or a power consumption valley period, acquires the unit price of the electric charge corresponding to the current electric automobile charging time, and charges the electric automobile.
The service management mode has some disadvantages: 1. if a plurality of electric vehicles need to charge in a parking lot and a plurality of electric vehicles are connected with a charging pile and then start to charge at the same time, overload work of power supply equipment of the parking lot can be caused, equipment is easy to damage, meanwhile, power supply pressure of a power grid in a power utilization peak period is increased, a part of electric vehicles in the plurality of electric vehicles stop for a longer time in the parking lot, the stop time is far longer than the charging time, the available time of the part of electric vehicles is flexible, the charging can be delayed aiming at the part of electric vehicles, and further the power utilization peak is staggered.
2. The unit price and the charging power of the charging pile in the current parking lot in the electricity consumption peak period and the electricity consumption valley period are fixed values, the mode is too stiff, the unit price and the charging power of the charging pile are not dynamically adjusted by combining the regional power grid electricity consumption trend and the use condition of the charging pile of the parking lot, and the setting of the unit price and the charging power of the parking lot is not reasonable and accurate.
3. The existing mode only divides the charging time period of the electric automobile into two conditions of electricity consumption peak period and electricity consumption valley period, namely the user charging time period is either the electricity consumption peak period or the electricity consumption valley period, meanwhile, the electricity fee unit price and the charging power corresponding to the user charging are unique fixed values, the charging process of the user is not refined, the charging process of the user spans a plurality of time periods, the corresponding electricity fee unit price and the charging power are available in each time period, and therefore the calculation of charging in the existing parking lot and the regulation and control of the charging pile power are not intelligent enough.
4. The existing method does not carry out finer analysis on the charging power and payment of each electric automobile which is charged in the electricity consumption peak period or the electricity consumption valley period, when a plurality of electric automobiles are charged in one period, the electric quantity of some electric automobiles is sufficient, users do not use the automobile urgently, the charging power of the electric automobiles can be slightly reduced, the electric quantity of some electric automobiles is less, users do not need to use the automobile urgently, the charging power of the electric automobiles can be slightly increased, and then the charging pile using pressure of a parking lot and the electricity consumption peak of a power grid are relieved.
Disclosure of Invention
Aiming at the problems, the invention provides a charging pile period control system for an electric automobile and a charging pile, and the charging pile can realize the function of controlling the charging pile period of the electric automobile.
The technical scheme adopted for solving the technical problems is as follows: the invention provides an electric automobile charging pile period control system and a charging pile, comprising: the user reservation charging information acquisition module: the method comprises the steps of collecting reserved charging information of each electric car owner reserved to be charged in a current analysis period of a target public parking lot, and recording the reserved charging information as reserved charging information of each user in the current analysis period, wherein the reserved charging information comprises expected charging starting time, expected vehicle using time, battery remaining capacity percentage and battery capacity.
User-selectable charging scheme generation module: the method is used for acquiring each optional charging starting time of each user according to the reserved charging information of each user in the current analysis period, further acquiring the estimated battery power percentage when the vehicle is used and the estimated payment cost when the vehicle is used, corresponding to each optional charging starting time of each user, and generating each optional charging scheme of each user.
The user charging demand acquisition module: and the charging system is used for sending the selectable charging schemes of the users to the corresponding users, judging whether the users continue to select charging, acquiring the users who continue to select charging, marking the users as the appointed users, acquiring the charging schemes selected by the appointed users, and marking the charging schemes as the matched charging schemes of the appointed users.
A specified user categorization statistics module: and the method is used for recording the time period of the current analysis period and the time periods after the current analysis period as the time periods to be analyzed, and acquiring the appointed users in the time periods to be analyzed according to the matched charging scheme of the appointed users.
Appointed user automobile charging power regulation and control module: the method is used for acquiring the automobile charging matching power of each appointed user in each period to be analyzed, and regulating and controlling the automobile charging power of each appointed user in each period to be analyzed.
Appointed user automobile charging payment correction module: and the automobile charging matching power is used for acquiring the automobile charging matching power of each charging passing period of each appointed user, analyzing the reference payment cost of each appointed user and processing the reference payment cost.
And the database is used for storing the total user electricity consumption of the area where the target public parking lot is located in each period of each historical workday in each historical year and the use quantity of the charging piles of the target public parking lot.
On the basis of the above embodiment, the analysis process of the user reservation charging information acquisition module is as follows: setting the duration of a current analysis period, acquiring reserved charging information of each electric car owner reserved to be charged in the current analysis period of the target public parking lot through a charging reservation platform of the target public parking lot, recording the reserved charging information as reserved charging information of each user in the current analysis period, obtaining expected charging starting time, expected vehicle using time, battery remaining capacity percentage and battery capacity of each user in the current analysis period, and recording the battery remaining capacity percentage and battery capacity of each user in the current analysis period respectivelyIs that
Figure BDA0004238362960000041
And
Figure BDA0004238362960000042
i denotes the number of the i-th user, i=1, 2,..n.
Based on the above embodiment, the specific process of the user selectable charging scheme generating module includes: dividing the current working day according to a preset equal time interval principle to obtain each period in the current working day.
And according to the expected charging starting time and the expected vehicle using time of each user in the current analysis period, analyzing and obtaining each optional charging starting time of each user, and further obtaining each charging passing period corresponding to each optional charging starting time of each user.
Based on the above embodiment, the specific process of the user selectable charging scheme generating module further includes: and extracting the total user electricity consumption of the area where the target public parking lot is located in each time period of each historical workday in each historical year in the historical period stored in the database and the use quantity of the charging piles of the target public parking lot, respectively analyzing to obtain the regional power grid electricity tension coefficient and the charging pile use demand coefficient of each time period of the current workday, and comprehensively obtaining the electricity supply and demand tension index of each time period of the current workday.
And comparing the electricity supply and demand tension index of each period of the current workday with the electricity charge unit price of the parking lot charging pile and the power of the parking lot charging pile corresponding to the preset electricity supply and demand tension index range, and screening to obtain the electricity charge unit price of the parking lot charging pile and the power of the parking lot charging pile of each period of the current workday.
Based on the above embodiment, the specific process of the user selectable charging scheme generating module further includes: according to the unit price of the electric charge of the charging pile of the parking lot and the power of the charging pile of the parking lot in each period of the current working day, screening to obtain the unit price of the electric charge of the charging pile of the parking lot and the power of the charging pile of the parking lot in each charging elapsed period corresponding to each selectable charging start time of each user, and marking the unit price as f iju And p iju J represents the number of the j-th optional charge start time, j=1, 2,..m, u represents the number of the optional charge start time corresponding to the u-th charging elapsed period, u=1, 2,..v.
Acquiring the time length of automobile charging in each charging time period corresponding to each optional charging starting time of each user, marking the time length as the effective charging time length of each charging time period corresponding to each optional charging starting time of each user, and marking the time length as t iju 。
By analysis of formulas
Figure BDA0004238362960000051
Obtaining the estimated battery capacity percentage gamma of each user during vehicle use corresponding to each selectable charging start time ij 。
By analysis of formulas
Figure BDA0004238362960000052
Obtaining the estimated payment cost eta of each user during the use of the vehicle corresponding to each selectable charging starting time ij 。
And generating each optional charging scheme of each user according to the battery capacity percentage expected during vehicle use and the expected payment cost expected during vehicle use corresponding to each optional charging starting time of each user.
On the basis of the above embodiment, the analysis process of the specified user classification statistical module is as follows: and recording the time period of the current analysis period and the time periods after the current analysis period as the time periods to be analyzed.
And obtaining the charging starting time selected by each appointed user according to the matched charging scheme of each appointed user, further obtaining each charging passing time period corresponding to the charging starting time of each appointed user, and recording the charging passing time period as each charging passing time period of each appointed user.
Comparing each charging time period of each designated user with each time period to be analyzed, if a certain charging time period of a certain designated user is the same as a certain time period to be analyzed, marking the designated user as a designated user in the time period to be analyzed, and counting to obtain each designated user in each time period to be analyzed.
On the basis of the embodiment, theThe analysis process of the appointed user automobile charging power regulation module is as follows: according to the power of the charging piles of the parking lot at each time interval of the current working day, screening to obtain the power of the charging piles of the parking lot at each time interval to be analyzed, and marking the power as p y Y represents the number of the y-th period to be analyzed, y=1, 2,..z.
According to the expected charging start time, expected vehicle use time and battery remaining capacity percentage of each user in the current analysis period, screening to obtain the expected charging start time, expected vehicle use time and battery remaining capacity percentage of each appointed user in each period to be analyzed, and recording the battery remaining capacity percentage of each appointed user in each period to be analyzed as
Figure BDA0004238362960000061
i ' denotes the number of the i ' th designated user, i ' =1 ',2',.
Obtaining the interval duration between the expected charging start time and the expected vehicle use time of each appointed user in each period to be analyzed according to the expected charging start time and the expected vehicle use time of each appointed user in each period to be analyzed, and recording the interval duration as the vehicle use waiting duration of each appointed user in each period to be analyzed and representing the vehicle use waiting duration as
Figure BDA0004238362960000062
By analysis of formulas
Figure BDA0004238362960000063
Obtaining the charging power influence coefficient kappa of each appointed user in each period to be analyzed yi′ Where n' represents the number of specified users, lambda 1 、λ 2 Respectively representing preset battery residual capacity and weight factors of the waiting time of the user.
By analysis of formulas
Figure BDA0004238362960000071
Obtaining the automobile charging matching power p of each appointed user in each period to be analyzed yi′ Wherein Δp represents the preset parking lot charging pile workThe rate correction amount, e, represents a natural constant.
And regulating and controlling the automobile charging power of each appointed user in each period to be analyzed according to the automobile charging matching power of each appointed user in each period to be analyzed.
On the basis of the above embodiment, the analysis process of the specified user automobile charging payment correction module is as follows: according to the automobile charging matching power of each appointed user in each period to be analyzed, screening to obtain the automobile charging matching power of each appointed user in each charging period, and marking the automobile charging matching power as p i′h H represents a number specifying the user's h charging elapsed period, h=1, 2.
According to the power of the charging piles of the parking lot in each period to be analyzed, screening to obtain the power of the charging piles of the parking lot in each charging passing period of each appointed user, and recording the power as
Figure BDA0004238362960000072
According to the matched charging scheme of each appointed user, the estimated charging cost of the car corresponding to the charging starting time of each appointed user is obtained and is marked as w i′ 。
By analysis of formulas
Figure BDA0004238362960000073
Obtaining the reference payment cost of each appointed user>
Figure BDA0004238362960000081
Wherein Deltaw represents a preset reference payment fee correction amount, and the reference payment fee of each appointed user is sent to each appointed user.
Compared with the prior art, the electric automobile charging pile period control system and the charging pile have the following beneficial effects: 1. the invention generates each selectable charging scheme of each user by collecting the reserved charging information of each user in the current analysis period, so that the user can select the electric automobile with flexible charging promoting time to select to delay charging and stagger electricity consumption peak charging, thereby realizing primary regulation and control of user charging, promoting the user to consciously stagger electricity consumption peak, relieving the pressure of a power grid, relieving the workload of power supply equipment of a parking lot and prolonging the service life.
2. According to the method, the working day is divided into a plurality of time periods, and the electricity fee unit price and the charging power corresponding to each time period are calculated by combining the regional power grid electricity consumption trend and the use condition of the parking lot charging pile, so that the setting of the parking lot electricity fee unit price and the charging power is more reasonable and accurate.
3. According to the invention, the charging process of the user is refined on the basis of dividing the working day into a plurality of time periods, so that the charging process of the user spans the time periods, each time period has corresponding electricity fee unit price and charging power, the corresponding fees of each time period are calculated and accumulated respectively, and the calculation of the charging of the existing parking lot and the regulation and control of the charging pile power are more intelligent.
4. According to the invention, the charging power and payment of each electric automobile in the same period are subjected to finer analysis, so that the electric quantity is sufficient, and the charging power of the electric automobile which is used by a user urgently is slightly reduced; the electric quantity is low, and the users need the electric automobile for car urgently, the charging power is slightly increased; and furthermore, the peak of the use pressure of the charging pile of the parking lot and the peak of the power consumption of the power grid are relieved, meanwhile, as the actual charging power of the user is increased and reduced compared with the reference power, the payment of the user needs to be adjusted in order to ensure fairness, the user charge with the overall higher charging power is slightly increased, the user charge with the overall lower charging power is slightly reduced, and the humanization and the intellectualization of the charging service management are reflected.
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In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a diagram illustrating a system module connection according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the invention provides an electric vehicle charging pile period control system and a charging pile, which comprise a user reservation charging information acquisition module, a user selectable charging scheme generation module, a user charging demand acquisition module, a designated user classification statistics module, a designated user vehicle charging power regulation module, a designated user vehicle charging payment correction module and a database.
The user-selectable charging scheme generation module is respectively connected with the user reservation charging information acquisition module and the user charging demand acquisition module, the appointed user classification statistics module is respectively connected with the user charging demand acquisition module and the appointed user automobile charging power regulation module, the appointed user automobile charging payment correction module is connected with the appointed user automobile charging power regulation module, and the database is connected with the user-selectable charging scheme generation module.
The user reservation charging information acquisition module is used for acquiring reservation charging information of each electric car owner reserving charging in a current analysis period of the target public parking lot and recording the reservation charging information as reservation charging information of each user in the current analysis period, wherein the reservation charging information comprises expected charging starting time, expected vehicle using time, battery remaining capacity percentage and battery capacity.
Further, the analysis process of the user reservation charging information acquisition module is as follows: setting the duration of the current analysis period, acquiring reservation charging information of each electric vehicle owner reserving charging in the current analysis period of the target public parking lot through a charging reservation platform of the target public parking lot, and recording the reservation charging information as reservation charging information of each user in the current analysis period to obtain the expected charging starting time, expected vehicle using time and battery remaining of each user in the current analysis periodThe battery remaining capacity percentage and the battery capacity of each user in the current analysis period are respectively recorded as
Figure BDA0004238362960000101
And->
Figure BDA0004238362960000102
i denotes the number of the i-th user, i=1, 2,..n.
As a preferable scheme, the reserved charging modes of the target public parking lot are two, one is an on-line reserved charging mode in advance, and the other is an off-line code scanning reserved charging mode.
When the user adopts the mode of reserving charging in advance on line, the user can inquire the charging reservation platform of the target public parking lot through the charging service software of the mobile phone mobile terminal to register and log in, the expected charging starting time is user-defined time, when the user adopts the mode of reserving charging through off-line code scanning, the user can enter the charging reservation platform of the target public parking lot through the mode of scanning the code, and the expected charging starting time is user code scanning and ordering time.
The user selectable charging scheme generation module is used for acquiring each selectable charging starting time of each user according to the reserved charging information of each user in the current analysis period, further acquiring the estimated battery power percentage when the vehicle is used and the estimated payment cost when the vehicle is used, corresponding to each selectable charging starting time of each user, and generating each selectable charging scheme of each user.
Further, the specific process of the user selectable charging scheme generation module includes: dividing the current working day according to a preset equal time interval principle to obtain each period in the current working day.
And according to the expected charging starting time and the expected vehicle using time of each user in the current analysis period, analyzing and obtaining each optional charging starting time of each user, and further obtaining each charging passing period corresponding to each optional charging starting time of each user.
As a preferred solution, the step of obtaining each charging elapsed time period corresponding to each selectable charging start time of each user specifically includes: the method comprises the steps of acquiring a time period of optional charging starting time of each user under the optional charging starting time, a time period of expected driving time and each time period between the time period of the optional charging starting time and the time period of expected driving time, and recording the time period as each charging experience time period corresponding to each optional charging starting time of each user.
As a preferable scheme, the method for acquiring each selectable charging start time of the user is as follows: a is that 1 The starting time of each period between the period of expected charging starting time and the period of expected vehicle using time is recorded as each first type of selectable charging starting time.
A 2 : and judging whether the expected charging start time and the expected vehicle use time are coincident with the starting time of the period in which the expected charging start time and the expected vehicle use time are located.
If the expected charging start time and the expected vehicle use time are not coincident with the start time of the period where the expected charging start time and the expected vehicle use time are located, the start time of the period where the expected charging start time and the expected vehicle use time are located is recorded as a second type of selectable charging start time.
If the expected charging start time is not coincident with the start time of the period in which the expected charging start time is located, the expected charging start time is recorded as a second type of optional charging start time.
If the expected charging start time is coincident with the start time of the period in which the expected charging start time is located, and the expected vehicle use time is not coincident with the start time of the period in which the expected charging start time is located, the start time of the period in which the expected charging start time is located and the start time of the period in which the expected vehicle use time is located are recorded as second type of selectable charging start time.
If the expected charging start time and the expected vehicle use time are coincident with the start time of the period where the expected charging start time is located, the start time of the period where the expected charging start time is located is recorded as a second type of selectable charging start time.
A 3 : counting each first type of optional charging starting time and each second type of optional charging starting time, and recording the first type of optional charging starting time and each second type of optional charging starting time as each optional charging start of a userStart time.
As a preferable mode, the current working day is any day from monday to sunday.
In one embodiment, the current workday is divided according to a time interval of one hour, so as to obtain each period in the current workday.
In another embodiment, the current working day is divided according to a time interval of two hours, so as to obtain each period in the current working day.
As a preferred solution, the duration of the current analysis period is much smaller than the duration of a single period of the current workday.
Further, the specific process of the user selectable charging scheme generation module further includes: and extracting the total user electricity consumption of the area where the target public parking lot is located in each time period of each historical workday in each historical year in the historical period stored in the database and the use quantity of the charging piles of the target public parking lot, respectively analyzing to obtain the regional power grid electricity tension coefficient and the charging pile use demand coefficient of each time period of the current workday, and comprehensively obtaining the electricity supply and demand tension index of each time period of the current workday.
And comparing the electricity supply and demand tension index of each period of the current workday with the electricity charge unit price of the parking lot charging pile and the power of the parking lot charging pile corresponding to the preset electricity supply and demand tension index range, and screening to obtain the electricity charge unit price of the parking lot charging pile and the power of the parking lot charging pile of each period of the current workday.
As a preferable scheme, the electricity supply and demand tension index of each period of the current working day is analyzed by the following steps: extracting the total user electricity consumption of the area where the target public parking lot of each time period of each historical workday in each historical year in the historical period stored in the database, screening to obtain the total user electricity consumption of the area where the target public parking lot of each time period of the current workday in each historical year in the historical period, and recording the total user electricity consumption as q ac A denotes the number of the a-th historical year, a=1, 2,..b, c denotes the number of the c-th period of the current working day, c=1, 2,..d.
By analysis of formulas
Figure BDA0004238362960000131
Obtaining the regional power grid power utilization tension coefficient beta of each period of the current working day c Wherein χ is 1 Representing a preset regional power grid electricity utilization tension coefficient correction factor, b representing the number of historical years, d representing the number of current working day periods, q (a-1)c And (3) representing the total power consumption of the users in the c-th period of the current working day in the a-1-th historical year in the historical period of the area where the target public parking lot is located, wherein a=1, 2.
The method comprises the steps of extracting the use quantity of the charging piles of the target public parking lot of each period of each historical workday in each historical year in each historical period stored in a database, screening to obtain the use quantity of the charging piles of the target public parking lot of each period of the current workday in each historical year in the historical period, and recording the use quantity as g ac 。
By analysis of formulas
Figure BDA0004238362960000141
Obtaining the charging pile use demand coefficient delta of each period of the current working day c Wherein χ is 2 Indicating that the preset charging pile uses the tension factor correction factor.
By analysis of the formula epsilon c ＝φ 1 *β c +φ 2 *δ c Obtaining the power supply and demand tension index epsilon of each period of the current working day c Wherein phi is 1 、φ 2 Weight factors phi respectively representing preset regional power grid electricity tension coefficient and charging pile use demand coefficient 1 ＞φ 2 。
As a preferable scheme, the higher the electricity supply and demand tension index is, the higher the electricity fee unit price of the charging pile of the parking lot is, and the lower the power of the charging pile of the parking lot is.
Further, the specific process of the user selectable charging scheme generation module further includes: according to the price of the charging pile of the parking lot and the charging pile power of the parking lot at each time period of the current working day, screening to obtain the price of the charging pile of the parking lot and the charging pile power of the parking lot at each charging time period corresponding to each charging time period of each optional charging start time of each userThe power of the charging pile in the parking lot is recorded as f iju And p iju J represents the number of the j-th optional charge start time, j=1, 2,..m, u represents the number of the optional charge start time corresponding to the u-th charging elapsed period, u=1, 2,..v.
Acquiring the time length of automobile charging in each charging time period corresponding to each optional charging starting time of each user, marking the time length as the effective charging time length of each charging time period corresponding to each optional charging starting time of each user, and marking the time length as t iju 。
By analysis of formulas
Figure BDA0004238362960000151
Obtaining the estimated battery capacity percentage gamma of each user during vehicle use corresponding to each selectable charging start time ij 。
By analysis of formulas
Figure BDA0004238362960000152
Obtaining the estimated payment cost eta of each user during the use of the vehicle corresponding to each selectable charging starting time ij 。
And generating each optional charging scheme of each user according to the battery capacity percentage expected during vehicle use and the expected payment cost expected during vehicle use corresponding to each optional charging starting time of each user.
The invention generates each selectable charging scheme of each user by collecting the reserved charging information of each user in the current analysis period, so that the user can select the electric automobile with flexible charging promoting time, and the electric automobile can select to delay charging and stagger charging peak, thus realizing primary regulation of user charging, promoting the user to intentionally stagger charging peak, relieving the power grid pressure, reducing the work load of power supply equipment of a parking lot and prolonging the service life.
By dividing the working day into a plurality of time periods and calculating the unit price of the electric charge and the charging power corresponding to each time period by combining the regional power grid electricity consumption trend and the use condition of the charging piles of the parking lot, the invention can make the setting of the unit price of the electric charge and the charging power of the parking lot more reasonable and accurate.
It should be noted that, the charging process of the user is refined on the basis of dividing the working day into a plurality of time periods, so that the charging process of the user spans the time periods, each time period has corresponding electricity fee unit price and charging power, and the charging cost is calculated and accumulated for each time period respectively, so that the calculation of charging of the existing parking lot and the regulation and control of the charging pile power are more intelligent.
The user charging demand acquisition module is used for sending each selectable charging scheme of each user to each corresponding user, judging whether each user continues to select charging, acquiring each user continuing to select charging, marking the user as each appointed user, acquiring the charging scheme selected by each appointed user, and marking the charging scheme as a matched charging scheme of each appointed user.
The specified user classification and statistics module is used for recording the time period of the current analysis period and the time periods after the current analysis period as the time periods to be analyzed, and acquiring the specified users in the time periods to be analyzed according to the matched charging scheme of the specified users.
Further, the analysis process of the specified user classification statistical module is as follows: and recording the time period of the current analysis period and the time periods after the current analysis period as the time periods to be analyzed.
And obtaining the charging starting time selected by each appointed user according to the matched charging scheme of each appointed user, further obtaining each charging passing time period corresponding to the charging starting time of each appointed user, and recording the charging passing time period as each charging passing time period of each appointed user.
Comparing each charging time period of each designated user with each time period to be analyzed, if a certain charging time period of a certain designated user is the same as a certain time period to be analyzed, marking the designated user as a designated user in the time period to be analyzed, and counting to obtain each designated user in each time period to be analyzed.
As a preferred option, a given user may be categorized into a plurality of time periods to be analyzed.
The automobile charging power regulation and control module of the appointed users is used for obtaining the automobile charging matching power of the appointed users in each period to be analyzed and regulating and controlling the automobile charging power of the appointed users in each period to be analyzed.
Further, the analysis process of the automobile charging power regulation module of the appointed user is as follows: according to the power of the charging piles of the parking lot at each time interval of the current working day, screening to obtain the power of the charging piles of the parking lot at each time interval to be analyzed, and marking the power as p y Y represents the number of the y-th period to be analyzed, y=1, 2,..z.
According to the expected charging start time, expected vehicle use time and battery remaining capacity percentage of each user in the current analysis period, screening to obtain the expected charging start time, expected vehicle use time and battery remaining capacity percentage of each appointed user in each period to be analyzed, and recording the battery remaining capacity percentage of each appointed user in each period to be analyzed as
Figure BDA0004238362960000171
i ' denotes the number of the i ' th designated user, i ' =1 ',2',.
Obtaining the interval duration between the expected charging start time and the expected vehicle use time of each appointed user in each period to be analyzed according to the expected charging start time and the expected vehicle use time of each appointed user in each period to be analyzed, and recording the interval duration as the vehicle use waiting duration of each appointed user in each period to be analyzed and representing the vehicle use waiting duration as
Figure BDA0004238362960000172
By analysis of formulas
Figure BDA0004238362960000173
Obtaining the charging power influence coefficient kappa of each appointed user in each period to be analyzed yi′ Where n' represents the number of specified users, lambda 1 、λ 2 Respectively representing preset battery residual capacity and weight factors of the waiting time of the user.
By analysis of formulas
Figure BDA0004238362960000174
Obtaining each time to be analyzedAutomobile charging matching power p of each appointed user in section yi′ Where Δp represents a preset parking lot charging pile power correction amount and e represents a natural constant.
And regulating and controlling the automobile charging power of each appointed user in each period to be analyzed according to the automobile charging matching power of each appointed user in each period to be analyzed.
The specified user automobile charging payment correction module is used for acquiring automobile charging matching power of each specified user in each charging passing period, analyzing and processing reference payment cost of each specified user.
Further, the analysis process of the automobile charging payment correction module of the appointed user is as follows: according to the automobile charging matching power of each appointed user in each period to be analyzed, screening to obtain each finger
Determining the matching power of the automobile charging of each charging passing period of a user, and marking the matching power as p i′h H represents a number specifying the user's h charging elapsed period, h=1, 2.
According to the power of the charging piles of the parking lot in each period to be analyzed, screening to obtain the power of the charging piles of the parking lot in each charging passing period of each appointed user, and recording the power as
Figure BDA0004238362960000181
According to the matched charging scheme of each appointed user, the estimated charging cost of the car corresponding to the charging starting time of each appointed user is obtained and is marked as w i′ 。
By analysis of formulas
Figure BDA0004238362960000182
Obtaining the reference payment cost of each appointed user>
Figure BDA0004238362960000183
Wherein Deltaw represents a preset reference payment fee correction amount, and the reference payment fee of each appointed user is sent to each appointed user.
The invention can be used for carrying out more refined analysis on the charging power and payment of each electric automobile in the same period, so that the electric quantity is sufficient, and the charging power of the electric automobile which is used by a user for a short time is slightly reduced; the electric quantity is low, and the users need the electric automobile for car urgently, the charging power is slightly increased; and furthermore, the peak of the use pressure of the charging pile of the parking lot and the peak of the power consumption of the power grid are relieved, meanwhile, as the actual charging power of the user is increased and reduced compared with the reference power, the payment of the user needs to be adjusted in order to ensure fairness, the user charge with the overall higher charging power is slightly increased, the user charge with the overall lower charging power is slightly reduced, and the humanization and the intellectualization of the charging service management are reflected.
The database is used for storing the total user electricity consumption of the area where the target public parking lot is located in each period of each historical workday in each historical year in the historical period and the use quantity of the charging piles of the target public parking lot.
The foregoing is merely illustrative and explanatory of the principles of this invention, as various modifications and additions may be made to the specific embodiments described, or similar arrangements may be substituted by those skilled in the art, without departing from the principles of this invention or beyond the scope of this invention as defined in the claims.

Claims (8)

1. Electric automobile fills electric pile period control system and fills electric pile, its characterized in that includes:
the user reservation charging information acquisition module: the method comprises the steps of acquiring reserved charging information of each electric car owner reserved to be charged in a current analysis period of a target public parking lot, and recording the reserved charging information as reserved charging information of each user in the current analysis period, wherein the reserved charging information comprises expected charging starting time, expected vehicle using time, battery residual capacity percentage and battery capacity;
user-selectable charging scheme generation module: the method comprises the steps of acquiring each selectable charging starting time of each user according to reserved charging information of each user in a current analysis period, further acquiring the estimated battery power percentage when the vehicle is used and the estimated payment cost when the vehicle is used, corresponding to each selectable charging starting time of each user, and generating each selectable charging scheme of each user;
the user charging demand acquisition module: the charging method comprises the steps of sending each selectable charging scheme of each user to each corresponding user, judging whether each user continuously selects charging, acquiring each user continuously selecting charging, marking the user as each appointed user, acquiring the charging scheme selected by each appointed user, and marking the charging scheme as a matched charging scheme of each appointed user;
a specified user categorization statistics module: the method comprises the steps of recording a time period in which a current analysis period is located and each time period after the current analysis period as each time period to be analyzed, and acquiring each appointed user in each time period to be analyzed according to a matched charging scheme of each appointed user;
appointed user automobile charging power regulation and control module: the method comprises the steps of acquiring automobile charging matching power of each appointed user in each period to be analyzed, and regulating and controlling the automobile charging power of each appointed user in each period to be analyzed;
appointed user automobile charging payment correction module: the method comprises the steps of obtaining automobile charging matching power of each charging passing period of each appointed user, analyzing and processing reference payment cost of each appointed user;
and the database is used for storing the total user electricity consumption of the area where the target public parking lot is located in each period of each historical workday in each historical year and the use quantity of the charging piles of the target public parking lot.
2. The electric automobile fills electric pile period control system and fills electric pile according to claim 1, its characterized in that: the analysis process of the user reservation charging information acquisition module is as follows:
setting the duration of a current analysis period, acquiring reserved charging information of each electric car owner reserved to be charged in the current analysis period of the target public parking lot through a charging reservation platform of the target public parking lot, recording the reserved charging information as reserved charging information of each user in the current analysis period, obtaining expected charging starting time, expected vehicle using time, battery remaining capacity percentage and battery capacity of each user in the current analysis period, and respectively obtaining the battery remaining capacity percentage and the battery capacity of each user in the current analysis periodIs marked as
Figure FDA0004238362950000021
And->
Figure FDA0004238362950000022
i denotes the number of the i-th user, i=1, 2,..n.
3. The electric automobile fills electric pile period control system and fills electric pile according to claim 2, its characterized in that: the specific process of the user selectable charging scheme generation module comprises the following steps:
dividing the current working day according to a preset equal time interval principle to obtain each period in the current working day;
and according to the expected charging starting time and the expected vehicle using time of each user in the current analysis period, analyzing and obtaining each optional charging starting time of each user, and further obtaining each charging passing period corresponding to each optional charging starting time of each user.
4. The electric automobile fills electric pile period control system and fills electric pile according to claim 3, characterized in that: the specific process of the user selectable charging scheme generation module further comprises:
extracting the total user electricity consumption of the area where the target public parking lot of each period of each historical workday is located and the use quantity of the charging piles of the target public parking lot in each historical period stored in a database, respectively analyzing to obtain regional power grid electricity tension coefficients and charging pile use demand coefficients of each period of the current workday, and comprehensively obtaining electricity supply and demand tension indexes of each period of the current workday;
and comparing the electricity supply and demand tension index of each period of the current workday with the electricity charge unit price of the parking lot charging pile and the power of the parking lot charging pile corresponding to the preset electricity supply and demand tension index range, and screening to obtain the electricity charge unit price of the parking lot charging pile and the power of the parking lot charging pile of each period of the current workday.
5. The electric automobile fills electric pile period control system and fills electric pile according to claim 4, its characterized in that: the specific process of the user selectable charging scheme generation module further comprises:
according to the unit price of the electric charge of the charging pile of the parking lot and the power of the charging pile of the parking lot in each period of the current working day, screening to obtain the unit price of the electric charge of the charging pile of the parking lot and the power of the charging pile of the parking lot in each charging elapsed period corresponding to each selectable charging start time of each user, and marking the unit price as f iju And p iju J represents the number of the j-th optional charge start time, j=1, 2,..m, u represents the number of the optional charge start time corresponding to the u-th charging elapsed period, u=1, 2,..v;
acquiring the time length of automobile charging in each charging time period corresponding to each optional charging starting time of each user, marking the time length as the effective charging time length of each charging time period corresponding to each optional charging starting time of each user, and marking the time length as t iju ；
By analysis of formulas
Figure FDA0004238362950000041
Obtaining the estimated battery capacity percentage gamma of each user during vehicle use corresponding to each selectable charging start time ij ；
By analysis of formulas
Figure FDA0004238362950000042
Obtaining the estimated payment cost eta of each user during the use of the vehicle corresponding to each selectable charging starting time ij ；
And generating each optional charging scheme of each user according to the battery capacity percentage expected during vehicle use and the expected payment cost expected during vehicle use corresponding to each optional charging starting time of each user.
6. The electric automobile fills electric pile period control system and fills electric pile according to claim 1, its characterized in that: the analysis process of the specified user classification statistical module is as follows:
recording the time period of the current analysis period and the time periods after the current analysis period as time periods to be analyzed;
according to the matched charging scheme of each appointed user, obtaining the charging starting time selected by each appointed user, further obtaining each charging passing time period corresponding to the charging starting time of each appointed user, and recording the charging passing time period as each charging passing time period of each appointed user;
comparing each charging time period of each designated user with each time period to be analyzed, if a certain charging time period of a certain designated user is the same as a certain time period to be analyzed, marking the designated user as a designated user in the time period to be analyzed, and counting to obtain each designated user in each time period to be analyzed.
7. The electric automobile fills electric pile period control system and fills electric pile according to claim 4, its characterized in that: the analysis process of the automobile charging power regulation module of the appointed user is as follows:
according to the power of the charging piles of the parking lot at each time interval of the current working day, screening to obtain the power of the charging piles of the parking lot at each time interval to be analyzed, and marking the power as p y Y represents the number of the y-th period to be analyzed, y=1, 2,..z;
according to the expected charging start time, expected vehicle use time and battery remaining capacity percentage of each user in the current analysis period, screening to obtain the expected charging start time, expected vehicle use time and battery remaining capacity percentage of each appointed user in each period to be analyzed, and recording the battery remaining capacity percentage of each appointed user in each period to be analyzed as
Figure FDA0004238362950000051
i ' represents the number of the i ' th designated user, i ' =1 ',2',..;
obtaining the interval duration between the expected charging start time and the expected vehicle use time of each appointed user in each period to be analyzed according to the expected charging start time and the expected vehicle use time of each appointed user in each period to be analyzed, and recording the interval duration as the vehicle use waiting duration of each appointed user in each period to be analyzed and representing the vehicle use waiting duration as
Figure FDA0004238362950000052
By analysis of formulas
Figure FDA0004238362950000053
Obtaining the charging power influence coefficient kappa of each appointed user in each period to be analyzed yi′ Where n' represents the number of specified users, lambda 1 、λ 2 Respectively representing preset battery residual capacity and weight factors of waiting time of a user vehicle;
by analysis of formulas
Figure FDA0004238362950000054
Obtaining automobile charging matching power pyi' of each appointed user in each period to be analyzed, wherein deltap represents a preset parking lot charging pile power correction amount, and e represents a natural constant;
and regulating and controlling the automobile charging power of each appointed user in each period to be analyzed according to the automobile charging matching power of each appointed user in each period to be analyzed.
8. The electric automobile fills electric pile period control system and fills electric pile according to claim 6, its characterized in that: the analysis process of the automobile charging payment correction module of the appointed user is as follows:
according to the automobile charging matching power of each appointed user in each period to be analyzed, screening to obtain the automobile charging matching power of each appointed user in each charging period of i' h, and recording the automobile charging matching power as p, wherein h represents the number of the h charging period of the appointed user, and h=1, 2, & I;
according to the power of the charging piles of the parking lot in each period to be analyzed, screening to obtain the power of the charging piles of the parking lot in each charging passing period of each appointed user, and recording the power as
Figure FDA0004238362950000061
According to the matched charging scheme of each appointed user, the estimated payment cost when the vehicle is used corresponding to the charging starting time of each appointed user is obtained and is recorded as wi';
by analysis of formulas
Figure FDA0004238362950000062
Obtaining the reference payment cost of each appointed user>
Figure FDA0004238362950000063
Wherein Deltaw represents a preset reference payment fee correction amount, and the reference payment fee of each appointed user is sent to each appointed user.
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