CN118046793A - Battery replacement method of electric automobile power exchange station and power exchange station - Google Patents

Battery replacement method of electric automobile power exchange station and power exchange station Download PDF

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Publication number
CN118046793A
CN118046793A CN202410444312.5A CN202410444312A CN118046793A CN 118046793 A CN118046793 A CN 118046793A CN 202410444312 A CN202410444312 A CN 202410444312A CN 118046793 A CN118046793 A CN 118046793A
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China
Prior art keywords
battery pack
reserved
battery
electric quantity
arrival
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CN202410444312.5A
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童辉
李建国
王威杰
张东海
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Zhejiang Xiangjin Auto Parts Co ltd
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Zhejiang Xiangjin Auto Parts Co ltd
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Priority to CN202410444312.5A priority Critical patent/CN118046793A/en
Publication of CN118046793A publication Critical patent/CN118046793A/en
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Abstract

The invention provides a battery replacement method of an electric automobile power exchange station and the power exchange station, wherein the battery replacement method of the electric automobile power exchange station comprises the following steps: the target charging station acquires the current electric quantity of the current user electric car in real time, and predicts the arrival electric quantity Q a of the electric car; calculating first arrival reserve power Q b of all battery packs according to the arrival time of the trolley, and judging whether the battery packs meeting the first power condition exist or not; screening battery packs meeting the first electric quantity condition as a first set, and reserving any battery pack which is not reserved in the first set; if each battery pack in the first set is reserved, whether each reserved battery pack can be allocated or not is judged in sequence, and if a previous user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the first set, allocation can be carried out. The invention solves the problem that the requirements of more users cannot be met when the battery pack with enough residual capacity and good residual capacity is not available in the power exchange station.

Description

Battery replacement method of electric automobile power exchange station and power exchange station
Technical Field
The invention relates to the technical field of power exchange stations, in particular to a battery replacement method of an electric automobile power exchange station and the power exchange station.
Background
With the popularization of electric vehicles, household vehicles and commercial vehicles are gradually changed into electric vehicles. The main problem of the current electric car is that the charging is slow, even if the electric car is charged fast, the energy supplementing efficiency equivalent to the conventional fuel car refueling time cannot be completely achieved, so that the battery replacing mode is gradually started to be applied. Under the condition that the battery power of the power exchange station is sufficient, when the power exchange mode is adopted, the energy supplementing efficiency of the electric automobile can be equivalent to the refueling time of the traditional fuel automobile, and the mileage anxiety of an electric car owner can be effectively relieved.
However, in the power conversion mode, once the power conversion requirement increases in a short time, the power conversion station does not have enough battery packs with good residual capacity, and the requirement of more users cannot be met, so that the problem of more reserved power conversion failures exists.
Disclosure of Invention
The invention solves the problem that the power change requirement is increased in a short time, and a battery pack with enough residual capacity and good residual capacity is not arranged in a power change station, so that the requirement of more users cannot be met.
In order to solve the above problems, the present invention provides a battery replacement method for an electric vehicle battery replacement station, the battery replacement method for the electric vehicle battery replacement station comprising: step S1: the current user initiates reservation to a target charging station; step S2: the target charging station acquires the current electric quantity of the current user electric car, the current geographic coordinates and the current running state in real time, and predicts the arrival electric quantity Q a of the electric car; step S3: the target charging station acquires initial reserve electric quantity of all battery packs in real time, estimates the arrival time of the electric car in real time according to the current geographic coordinates and the current running state of the electric car of the current user, calculates first arrival reserve electric quantity Q b of all battery packs according to the arrival time of the electric car, compares the first arrival reserve electric quantity Q b of the battery packs in the target charging station with the arrival electric quantity Q a of the electric car, and judges whether the battery packs meeting the first electric quantity condition exist in the target charging station; step S4: if the battery pack meeting the first electric quantity condition exists, screening the battery pack meeting the first electric quantity condition as a first set, and reserving any battery pack meeting the first electric quantity and not reserved in the first set; step S5: if each battery pack in the first set is reserved, judging whether each reserved battery pack can be allocated according to the reserved time reverse order of the battery pack of the first set of the current user, if the reserved battery pack corresponding to the reserved battery pack can be switched to any other battery pack which is not reserved in the first set of the current user, allocating the battery pack, and finishing the reservation of the current user by the target charging station after allocating the battery pack; step S6: after the electric car reaches the target charging station, replacing the battery pack of the electric car according to the battery pack reserved by the current user in the target charging station; the first electric quantity condition is that the first arrival reserve electric quantity Q b of the battery pack is larger than a first preset value k1 of the trolley arrival electric quantity Q a; the full electric quantity of the battery pack is Q, and the value range of the first preset value k1 is 0.3Q-k 1 < Q.
The technical effect achieved after the technical scheme is adopted is as follows: the electric quantity of the electric car arriving at the station is estimated, and the first arriving reserve electric quantity of the battery pack when the electric car arrives at the station is estimated, so that the electric quantity improvement of the current electric car for users after power exchange can be calculated more accurately, and a more accurate screening effect is obtained. When the battery pack meets the first electric quantity condition, the electric quantity after the power change is improved sufficiently, and the requirements of customers can be met, so that the battery pack is listed in the first electric quantity condition, but not necessarily in an unreserved state, and therefore batteries meeting the condition are completely screened out, and are convenient to allocate in the range meeting the condition, so that the power change requirements of more vehicles are met. The first set corresponding to each reserved battery pack is allocated, so that the situation that the electric quantity is not improved enough after the corresponding electric car of the previous user is subjected to power conversion can be avoided.
Further, the target charging station has at least a normal charging mode and a fast charging mode; in the step S3: the first arrival reserve power Q b of all the battery packs is calculated according to the arrival time of the trolley, and specifically comprises the following steps: according to the arrival time of the trolley, the electric quantity which can be increased in the arrival time of the trolley is calculated by adopting a common charging mode, and then the first arrival reserve electric quantity Q b of all the battery packs is obtained based on the initial reserve electric quantity of all the battery packs.
The technical effect achieved after the technical scheme is adopted is as follows: in consideration of the problems of heating, power consumption and the like, a common charging mode is preferably adopted to calculate the first arrival reserve power Q b of the battery pack, if the battery pack meeting the first power condition exists at the moment and is not reserved or is not reserved after being allocated, the current user requirement can be met through the common charging mode, and the problems of heating and power consumption of quick charging are reduced; when the first arrival reserve power Q b of the battery pack obtained by calculation in the common charging mode cannot meet the requirement, the quick charging mode is considered again, so that more battery packs can reach the power required by the current user.
Further, the step S4 further includes: if the battery packs meeting the first electric quantity condition do not exist, calculating the electric quantity which can be increased in the arrival time of the trolley by adopting a quick charging mode, obtaining second arrival reserve electric quantity Q c of all the battery packs based on the initial reserve electric quantity of all the battery packs, and judging whether the battery packs meeting the second electric quantity condition exist in the target charging station; if the battery packs meeting the second electric quantity conditions exist, screening the battery packs meeting the second electric quantity conditions as a second set, and reserving any battery pack which meets the second electric quantity and is not reserved in the second set; the second electric quantity condition is that the second arrival reserve electric quantity Q c of the battery pack is larger than a second preset value k2 of the trolley arrival electric quantity Q a; the value range of the second preset value k2 is 0.2Q-k 2 < Q.
The technical effect achieved after the technical scheme is adopted is as follows: when no battery pack meeting the first electric quantity condition exists, adopting a quick charging mode, and calculating the electric quantity which can be achieved by each battery pack at most in the quick charging mode, so that more battery packs can possibly achieve the electric quantity required by the current user; however, even if the second power condition is satisfied, there may be a reserved state, and therefore, it is necessary to screen the battery packs in the second set that are not reserved or to allocate the battery packs in the second set.
Further, after the step S4, the battery replacement method of the electric vehicle battery replacement station further includes a step S7, where the step S7 includes: if each battery pack in the second set is reserved, judging whether each reserved battery pack can be allocated according to the reserved time reverse order of the battery packs in the second set of the current user, and if the reserved battery pack corresponding to the reserved battery pack can be switched to any other battery pack which is not reserved in the second set or the first set of the battery pack, allocating the battery pack, wherein after allocating the battery pack, the target charging station finishes the reservation of the current user; the target charging station performs the fast charging mode on a battery pack reserved by a current user; the step S6 is performed.
The technical effect achieved after the technical scheme is adopted is as follows: when the battery packs in the second set are reserved, the allocation needs to be tried in sequence so that the current user can acquire the reservation; the reserved prior user can obtain the battery pack meeting the requirement through the common charging mode, and the reserved battery pack is positioned in the first set of the prior user, so that the battery pack is searched and allocated in the first set of the prior user; of course, the reserved prior user may also obtain the battery pack meeting the demand by the fast charge mode, and the reserved battery pack is located in the second set of the prior user, so that the battery pack is searched and allocated in the second set of the prior user; after the allocation is finished, the battery pack allocated by the current user is charged rapidly, so that the problems of load, heating and the like are reduced.
Further, the method further includes sequentially determining whether each reserved battery pack can be allocated, if the previous user corresponding to the reserved battery pack can switch the reserved battery pack to another one of the battery packs not reserved in the second set or the first set, allocating the battery pack specifically includes: if the previous user corresponding to the reserved battery pack is selected from the second set, judging whether the previous user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the second set; if the previous user corresponding to the reserved battery pack is selected from the first set, whether the previous user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the first set is judged, and if the previous user corresponding to the reserved battery pack cannot switch the reserved battery pack to any other battery pack which is not reserved in the second set is judged.
The technical effect achieved after the technical scheme is adopted is as follows: for the prior users reserved to the battery packs in the second set, the prior users can be directly allocated in the second set, so that the allocation is carried out, the reservation of the current user is facilitated, the allocation in the second set cannot be carried out, the battery packs in the second set are not allocated further, and excessive adjusted prior users are avoided; for the prior users reserved to the battery packs in the first set, the battery packs can be directly allocated in the first set, allocation is carried out, the current user is convenient for reservation, allocation in the first set cannot be carried out, a quick charge mode is carried out, whether allocation in the second set can be carried out is judged, and if not, the battery packs in the second set are not allocated further.
Further, if the user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the second set; the target charging station also performs the fast charge mode on the switched battery pack reserved by the previous user.
The technical effect achieved after the technical scheme is adopted is as follows: if the reserved battery pack meets the requirement after the prior user is allocated and the rapid charging mode is needed, the battery pack is only overcharged, and the problems of heating and energy consumption caused by excessive battery packs needing to be overcharged are avoided.
Further, the step S7 further includes: if all reserved battery packs in the second set of the current user cannot be allocated, the target charging station informs the current user that reservation cannot be performed.
Further, the step S5 further includes: if all reserved battery packs in the first set of the current user cannot be allocated, the target charging station informs the current user that reservation cannot be performed.
Further, in the step S3, the calculating the first arrival reserve power Q b of all the battery packs according to the trolley arrival time specifically includes: and estimating the current queuing time of the target charging station in real time, calculating the first arrival reserve electric quantity Q b of all battery packs according to the trolley arrival time when the trolley arrival time is greater than or equal to the current queuing time, and calculating the first arrival reserve electric quantity Q b of all battery packs according to the current queuing time when the trolley arrival time is less than the current queuing time.
The technical effect achieved after the technical scheme is adopted is as follows: when the queuing condition exists in the target charging station, the battery pack reserved at the moment can be charged even in a quick charging mode after waiting for the completion of the battery replacement of other users, so that the battery pack meeting the requirements can be obtained more accurately by recording the first arrival reserve power Q b in the current queuing time, and the current user has more opportunities to obtain more allocated battery packs, thereby enabling the target charging station to meet the requirements of more users.
The invention provides a battery replacement station, which is used for realizing the battery replacement method of the electric automobile battery replacement station provided by any one of the technical schemes.
The technical effect achieved after the technical scheme is adopted is as follows: the battery replacement station can achieve one or more technical effects achieved by the battery replacement method of any electric automobile battery replacement station.
In summary, each of the above technical solutions of the present application may have one or more of the following advantages or beneficial effects: i) The electric quantity of the electric car arriving at the station is estimated, and the first arriving reserve electric quantity of the battery pack when the electric car arrives at the station is estimated, so that the electric quantity improvement of the current electric car of the user after the power change can be calculated more accurately, and a more accurate screening effect is obtained; ii) when the battery pack meets the first electric quantity condition, the electric quantity after the power change is sufficiently increased, so that the requirements of customers can be met, and the battery pack is listed in the first electric quantity condition but not necessarily in an unreserved state, so that all batteries meeting the condition are screened out, and the battery pack is convenient to allocate in the range meeting the condition, thereby meeting the power change requirements of more vehicles; iii) When the first arrival reserve power Q b of the battery pack calculated by the common charging mode cannot meet the requirement, the quick charging mode is considered again, so that more battery packs can reach the power required by the current user, and therefore the current user has a larger opportunity to obtain more adjustable battery packs.
Drawings
Fig. 1 is a flowchart of a battery replacement method of an electric vehicle battery replacement station according to an embodiment of the present invention.
Detailed Description
The invention aims to provide a battery replacement method of an electric automobile power exchange station and the power exchange station, which are used for realizing the effect that more battery packs with good residual electric quantity can be allocated in the power exchange station when the power exchange requirement of the power exchange station is increased, so that the requirement of more users is met.
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
Referring to fig. 1, the invention provides a battery replacement method for an electric vehicle battery replacement station, which comprises the following steps:
step S1: the current user initiates reservation to a target charging station;
Step S2: the target charging station acquires the current electric quantity of the current electric car of the user, the current geographic coordinates and the current running state in real time, and predicts the arrival electric quantity Q a of the electric car;
Step S3: the method comprises the steps that a target charging station acquires initial reserve electric quantity of all battery packs in real time, estimates the arrival time of a trolley according to the current geographic coordinates and the current running state of a trolley of a current user in real time, calculates first arrival reserve electric quantity Q b of all battery packs according to the arrival time of the trolley, compares the first arrival reserve electric quantity Q b of the battery packs in the target charging station with the arrival electric quantity Q a of the trolley, and judges whether the battery packs meeting a first electric quantity condition exist in the target charging station;
step S4: if the battery pack meeting the first electric quantity condition exists, screening the battery pack meeting the first electric quantity condition as a first set, and reserving any battery pack meeting the first electric quantity and not reserved in the first set;
Step S5: if each battery pack in the first set is reserved, judging whether each reserved battery pack can be allocated according to the reserved time reverse order of the battery packs in the first set of the current user, and if the previous user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the first set of the battery pack, allocating the battery pack, and completing the reservation of the current user by the target charging station after allocating the battery pack;
step S6: after the electric car reaches the target charging station, replacing the battery pack of the electric car according to the battery pack reserved by the current user in the target charging station;
The first electric quantity condition is that the first arrival reserve electric quantity Q b of the battery pack is larger than a first preset value k1 of the electric train arrival electric quantity Q a; the full electric quantity of the battery pack is Q, and the value range of the first preset value k1 is 0.3Q-k 1 < Q.
In this embodiment, the electric quantity of the electric car arriving at the station is estimated, and the first arriving reserve electric quantity of the battery pack when the electric car arrives at the station is estimated, so that the electric quantity improvement of the current electric car used after the power change can be calculated more accurately, and a more accurate screening effect is obtained. When the battery pack meets the first electric quantity condition, the electric quantity after the power change is improved sufficiently, and the requirements of customers can be met, so that the battery pack is listed in the first electric quantity condition, but not necessarily in an unreserved state, and therefore batteries meeting the condition are completely screened out, and are convenient to allocate in the range meeting the condition, so that the power change requirements of more vehicles are met. The first set corresponding to each reserved battery pack is allocated, so that insufficient electric quantity improvement after the corresponding electric car of the previous user is subjected to power conversion can be avoided.
Preferably, the first preset value and the first preset ratio may be floating values, for example, the smaller the electric train-to-station electric quantity Q a is, the larger the first preset value or the first preset ratio is, which is not limited herein.
In a specific embodiment, the target charging station has at least a normal charging mode and a fast charging mode; in step S3: the first arrival reserve power Q b of all the battery packs is calculated according to the arrival time of the trolley, and specifically comprises the following steps: according to the arrival time of the trolley, the electric quantity which can be increased in the arrival time of the trolley is calculated by adopting a common charging mode, and then the first arrival reserve electric quantity Q b of all the battery packs is obtained based on the initial reserve electric quantity of all the battery packs.
It should be noted that, in consideration of problems such as heat generation and power consumption, a common charging mode is preferably adopted to calculate the first arrival reserve power Q b of the battery pack, if the battery pack meeting the first power condition exists at this time and is not reserved or is not reserved after being allocated, the requirement of the current user can be met through the common charging mode, and the problems of heat generation and power consumption of quick charging are reduced; when the first arrival reserve power Q b of the battery pack obtained by calculation in the common charging mode cannot meet the requirement, the quick charging mode is considered again, so that more battery packs can reach the power required by the current user.
In a specific embodiment, step S4 further includes: if the battery packs meeting the first electric quantity condition do not exist, calculating the electric quantity which can be increased in the arrival time of the trolley by adopting a quick charging mode, obtaining second arrival reserve electric quantity Q c of all the battery packs based on the initial reserve electric quantity of all the battery packs, and judging whether the battery packs meeting the second electric quantity condition exist in the target charging station or not; if the battery pack meeting the second electric quantity condition exists, screening the battery pack meeting the second electric quantity condition as a second set, and reserving any battery pack meeting the second electric quantity and not reserved in the second set; the second electric quantity condition is that the second arrival reserve electric quantity Q c of the battery pack is larger than a second preset value k2 of the electric train arrival electric quantity Q a; the value range of the second preset value k2 is 0.2Q-k 2 < Q.
It should be noted that, when there is no battery pack satisfying the first electric quantity condition, the fast charging mode is adopted, so that the electric quantity that each battery pack can reach at most in the fast charging mode can be calculated, and thus more battery packs can reach the electric quantity required by the current user possibly; however, even if the second power condition is satisfied, there may be a reserved state, and therefore, it is necessary to screen the battery packs in the second set that are not reserved or to allocate the battery packs in the second set.
Preferably, the second preset value and the second preset ratio may be floating values, for example, the smaller the electric train-to-station electric quantity Q a is, the larger the second preset value and the second preset ratio are, which is not limited herein.
In a specific embodiment, after step S4, the battery replacement method of the electric vehicle battery replacement station further includes step S7, where step S7 includes: if each battery pack in the second set is reserved, judging whether each reserved battery pack can be allocated according to the reserved time reverse order of the battery packs in the second set of the current user, if the reserved battery pack corresponding to the reserved battery pack can be switched to any other battery pack which is not reserved in the second set or the first set of the battery pack, allocating the battery pack, and completing reservation of the current user by a target charging station after allocating the battery pack; the target charging station carries out a quick charging mode on a battery pack reserved by a current user; step S6 is performed.
It should be noted that, when the battery packs in the second set are reserved, the allocation needs to be tried in sequence so that the current user can obtain the reservation; the reserved prior user can obtain the battery pack meeting the requirement through the common charging mode, and the reserved battery pack is positioned in the first set of the prior user, so that the battery pack is searched and allocated in the first set of the prior user; of course, the reserved prior user may also obtain the battery pack meeting the demand by the fast charge mode, and the reserved battery pack is located in the second set of the prior user, so that the battery pack is searched and allocated in the second set of the prior user; after the allocation is finished, the battery pack allocated by the current user is charged rapidly, so that the problems of load, heating and the like are reduced.
In a specific embodiment, whether each reserved battery pack can be allocated is sequentially determined, and if a previous user corresponding to the reserved battery pack can switch the reserved battery pack to another one of the battery packs which are not reserved in the second set or the first set, the battery pack can be allocated, which specifically includes: if the previous user corresponding to the reserved battery pack is selected from the second set, judging whether the previous user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the second set; if the previous user corresponding to the reserved battery pack is selected from the first set, whether the previous user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the first set is judged, and if the previous user corresponding to the reserved battery pack cannot switch the reserved battery pack to any other battery pack which is not reserved in the second set is judged.
It should be noted that, for the previous user reserving the battery pack in the second set, the previous user can be directly allocated in the second set, so that the current user can reserve the battery pack conveniently, but the battery pack in the second set cannot be allocated in the second set, and the previous user is prevented from being excessively adjusted; for the prior users reserved to the battery packs in the first set, the battery packs can be directly allocated in the first set, allocation is carried out, the current user is convenient for reservation, allocation in the first set cannot be carried out, a quick charge mode is carried out, whether allocation in the second set can be carried out is judged, and if not, the battery packs in the second set are not allocated further.
In a specific embodiment, if the user corresponding to the reserved battery pack can switch the reserved battery pack to another any battery pack which is not reserved in the second set of the user corresponding to the reserved battery pack; the target charging station also performs a fast charge mode on the switched battery pack reserved by the previous user.
It should be noted that, if the reserved battery pack meets the requirement only by the quick charge mode after the previous user is allocated, the battery pack is overcharged, so that the problems of heating and energy consumption caused by excessive battery packs needing to be overcharged are avoided.
In a specific embodiment, step S7 further includes: if all reserved battery packs in the second set of the current user cannot be allocated, the target charging station informs the current user that reservation cannot be performed.
In a specific embodiment, step S5 further includes: if all reserved battery packs in the first set of the current user cannot be allocated, the target charging station informs that the current user cannot reserve.
In a specific embodiment, in step S3, the first arrival reserve Q b of all the battery packs is calculated according to the trolley arrival time, which specifically includes: the current queuing time of the target charging station is estimated in real time, when the trolley arrival time is greater than or equal to the current queuing time, the first arrival reserve power Q b of all battery packs is calculated according to the trolley arrival time, and when the trolley arrival time is less than the current queuing time, the first arrival reserve power Q b of all battery packs is calculated according to the current queuing time.
It should be noted that, when the target charging station has a queuing situation, the battery pack reserved at this time can be charged even in a quick charging mode after waiting for the completion of the battery replacement of other users, so that the first arrival reserve power Q b is recorded in the current queuing time, the battery pack meeting the requirements can be more accurately obtained, and the number of battery packs meeting the requirements is more or less, so that the current user has a larger chance to obtain more allocated battery packs, thereby enabling the target charging station to meet the requirements of more users.
The invention provides a battery replacement station, which is used for realizing the battery replacement method of the electric automobile battery replacement station provided by any one of the technical schemes.
It should be noted that the battery replacement station can achieve one or more technical effects achieved by the battery replacement method of any one of the above-mentioned electric automobile battery replacement stations.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be assessed accordingly to that of the appended claims.

Claims (10)

1. The battery replacement method for the electric automobile power exchange station is characterized by comprising the following steps of:
step S1: the current user initiates reservation to a target charging station;
Step S2: the target charging station acquires the current electric quantity of the current user electric car, the current geographic coordinates and the current running state in real time, and predicts the arrival electric quantity Q a of the electric car;
Step S3: the target charging station acquires initial reserve electric quantity of all battery packs in real time, estimates the arrival time of the electric car in real time according to the current geographic coordinates and the current running state of the electric car of the current user, calculates first arrival reserve electric quantity Q b of all battery packs according to the arrival time of the electric car, compares the first arrival reserve electric quantity Q b of the battery packs in the target charging station with the arrival electric quantity Q a of the electric car, and judges whether the battery packs meeting the first electric quantity condition exist in the target charging station;
step S4: if the battery pack meeting the first electric quantity condition exists, screening the battery pack meeting the first electric quantity condition as a first set, and reserving any battery pack meeting the first electric quantity and not reserved in the first set;
Step S5: if each battery pack in the first set is reserved, judging whether each reserved battery pack can be allocated according to the reserved time reverse order of the battery pack of the first set of the current user, if the reserved battery pack corresponding to the reserved battery pack can be switched to any other battery pack which is not reserved in the first set of the current user, allocating the battery pack, and finishing the reservation of the current user by the target charging station after allocating the battery pack;
step S6: after the electric car reaches the target charging station, replacing the battery pack of the electric car according to the battery pack reserved by the current user in the target charging station;
The first electric quantity condition is that the first arrival reserve electric quantity Q b of the battery pack is larger than a first preset value k1 of the trolley arrival electric quantity Q a; the full electric quantity of the battery pack is Q, and the value range of the first preset value k1 is 0.3Q-k 1 < Q.
2. The battery replacement method of an electric vehicle battery replacement station of claim 1, wherein the target charging station has at least a normal charging mode and a fast charging mode;
In the step S3: the first arrival reserve power Q b of all the battery packs is calculated according to the arrival time of the trolley, and specifically comprises the following steps: according to the arrival time of the trolley, the electric quantity which can be increased in the arrival time of the trolley is calculated by adopting a common charging mode, and then the first arrival reserve electric quantity Q b of all the battery packs is obtained based on the initial reserve electric quantity of all the battery packs.
3. The battery replacement method of an electric vehicle battery replacement station according to claim 2, wherein the step S4 further includes: if the battery packs meeting the first electric quantity condition do not exist, calculating the electric quantity which can be increased in the arrival time of the trolley by adopting a quick charging mode, obtaining second arrival reserve electric quantity Q c of all the battery packs based on the initial reserve electric quantity of all the battery packs, and judging whether the battery packs meeting the second electric quantity condition exist in the target charging station;
if the battery packs meeting the second electric quantity conditions exist, screening the battery packs meeting the second electric quantity conditions as a second set, and reserving any battery pack which meets the second electric quantity and is not reserved in the second set;
The second electric quantity condition is that the second arrival reserve electric quantity Q c of the battery pack is larger than a second preset value k2 of the trolley arrival electric quantity Q a; the value range of the second preset value k2 is 0.2Q-k 2 < Q.
4. The battery replacement method for an electric vehicle battery replacement station according to claim 3, characterized in that after the step S4, the battery replacement method for an electric vehicle battery replacement station further includes a step S7, the step S7 including:
If each battery pack in the second set is reserved, judging whether each reserved battery pack can be allocated according to the reserved time reverse order of the battery packs in the second set of the current user, and if the reserved battery pack corresponding to the reserved battery pack can be switched to any other battery pack which is not reserved in the second set or the first set of the battery pack, allocating the battery pack, wherein after allocating the battery pack, the target charging station finishes the reservation of the current user;
the target charging station performs the fast charging mode on a battery pack reserved by a current user;
The step S6 is performed.
5. The battery replacement method of an electric vehicle battery replacement station according to claim 4, wherein the sequentially determining whether each reserved battery pack can be allocated includes, if a previous user corresponding to the reserved battery pack can switch the reserved battery pack to another one of the battery packs not reserved in the second set or the first set, allocating the battery pack, specifically including:
If the previous user corresponding to the reserved battery pack is selected from the second set, judging whether the previous user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the second set;
If the previous user corresponding to the reserved battery pack is selected from the first set, whether the previous user corresponding to the reserved battery pack can switch the reserved battery pack to any other battery pack which is not reserved in the first set is judged, and if the previous user corresponding to the reserved battery pack cannot switch the reserved battery pack to any other battery pack which is not reserved in the second set is judged.
6. The battery replacement method of an electric vehicle battery replacement station according to claim 5, wherein if a user corresponding to a reserved battery pack can switch the reserved battery pack to another one of the battery packs that are not reserved in the second set of the reserved battery packs;
the target charging station also performs the fast charge mode on the switched battery pack reserved by the previous user.
7. The battery replacement method of an electric vehicle battery replacement station according to claim 4, wherein the step S7 further comprises:
If all reserved battery packs in the second set of the current user cannot be allocated, the target charging station informs the current user that reservation cannot be performed.
8. The battery replacement method of an electric vehicle battery replacement station according to claim 1, wherein the step S5 further comprises:
If all reserved battery packs in the first set of the current user cannot be allocated, the target charging station informs the current user that reservation cannot be performed.
9. The battery replacement method of an electric vehicle battery replacement station according to claim 1, wherein in the step S3, the first arrival reserve power Q b of all battery packs is calculated according to the trolley arrival time, and specifically includes:
And estimating the current queuing time of the target charging station in real time, calculating the first arrival reserve electric quantity Q b of all battery packs according to the trolley arrival time when the trolley arrival time is greater than or equal to the current queuing time, and calculating the first arrival reserve electric quantity Q b of all battery packs according to the current queuing time when the trolley arrival time is less than the current queuing time.
10. A battery exchange station for implementing a battery exchange method of an electric vehicle battery exchange station according to any one of claims 1-9.
CN202410444312.5A 2024-04-15 2024-04-15 Battery replacement method of electric automobile power exchange station and power exchange station Pending CN118046793A (en)

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