CN114418153A - Charging appointment method and device applied to ordered charging terminal - Google Patents
Charging appointment method and device applied to ordered charging terminal Download PDFInfo
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Abstract
The invention provides a charging reservation method and a charging reservation device applied to an ordered charging terminal, wherein the method comprises the following steps: acquiring running state information of each charging terminal in a charging station range capable of providing charging service; and displaying a reservation scheme to a user according to the reserved charging information and the running state information of each charging terminal, wherein if the running state information of each charging terminal in the charging station is occupied, acquiring a charging terminal which is expected to be idle according to the reserved charging information and the related information of the occupied vehicles of each charging terminal, and re-allocating the charging power of each charging terminal in the charging station. When the operation state information of each charging terminal in the charging station capable of providing the charging service is occupied, the method recalculates the predicted idle charging terminal which can meet the reserved charging time period after proper power adjustment, thereby improving the user acquisition rate of the charging station, avoiding the waste of terminal resources and improving the profit of operators of the charging station.
Description
Technical Field
The invention relates to the technical field of intelligent charging, in particular to a charging reservation method applied to an ordered charging terminal and a charging reservation device applied to the ordered charging terminal.
Background
With the popularization of electric vehicles, the demand for charging piles will also increase. Due to the power limitation of the power grid on the charging station, when the occupancy rate of the charging terminals is high, the charging station cannot provide rated output power for each charging terminal, and at the moment, each charging terminal enters an ordered charging mode, and the output power is smaller than the rated power. At the moment, if a user initiates a charging reservation instruction, the cloud platform can only passively display the predicted idle time of each charging terminal in the charging station, and if the charging reservation time initiated by the user is not satisfied, the user cannot initiate reservation.
For the ordered charging terminal which is reserved to be operated at non-rated power, the user which can be obtained after the power is easily lost and properly increased and the remaining charging time is shortened causes resource waste of the charging terminal, profit of operators is reduced, the selection of the user is reduced, and the experience of reserved charging is reduced.
Disclosure of Invention
In order to solve the above technical problems, an embodiment of a first aspect of the present invention provides a method for charging an ordered charging terminal.
The embodiment of the second aspect of the invention provides a reserved charging device applied to an ordered charging terminal.
The technical scheme adopted by the invention is as follows:
the embodiment of the first aspect of the invention provides a reservation charging method applied to an ordered charging terminal, which comprises the following steps: when a reservation instruction is received, acquiring reservation charging information of a reserved vehicle; determining a charging station range capable of providing charging service according to the reserved charging information; acquiring running state information of each charging terminal in the range of the charging station, wherein the running state information of the charging terminals comprises: idle, expected idle, occupied, and failure; and displaying a reservation scheme to a user according to the reserved charging information and the running state information of each charging terminal in the charging station so that the user selects a reserved charging terminal according to the reservation scheme, wherein if the running state information of each charging terminal in the charging station is occupied, a predicted idle charging terminal is obtained according to the reserved charging information, the residual charging quantity, the rated charging power and the current charging power of the occupied vehicle of each charging terminal in the charging station, and the state information of vehicle VIP (Very Important Person), the reservation scheme is updated according to the predicted idle charging terminal, and the charging power of each charging terminal in the charging station is reconfigured according to the reserved charging terminal selected by the user.
The reservation charging method applied to the ordered charging terminal provided by the invention can also have the following accessory technical characteristics:
according to an embodiment of the present invention, the reserve charging information includes: reserving the charging starting time, reserving the charging ending electric quantity, reserving the current position information of the vehicle, reserving the residual electric quantity information of the vehicle, presetting the residual travel mileage information of the vehicle and reserving the rated battery capacity information of the vehicle; the reservation scheme comprises the following steps: name of charging station capable of providing charging service in reserved time period, absolute position information of charging station capable of providing charging service in reserved time period, estimated distance to charging station capable of providing charging service in reserved time period, estimated time to charging station capable of providing charging service in reserved time period, number of charging terminal capable of providing charging service in reserved time period, and running state information of each charging terminal in charging station capable of providing charging service in reserved time period
According to an embodiment of the present invention, determining a charging station range in which a charging service can be provided according to the reserved charging information includes: determining the predicted drivable range of the reserved vehicle according to the current position information of the reserved vehicle, the residual driving range information of the reserved vehicle and the reserved charging starting time; and determining the charging station range capable of providing the charging service according to the expected driving range of the reserved vehicle.
According to one embodiment of the invention, the remaining charge capacity, the rated charge power and the current charge power of the vehicle occupied by each charge terminal in the charge station are calculated according to the reserved charge informationThe method comprises the following steps that vehicle VIP state information acquires an expected idle charging terminal, and the reservation scheme is updated according to the expected idle charging terminal, and specifically comprises the following steps: dividing each charging terminal into a VIP occupation group V according to the vehicle VIP state information of the vehicles occupied by each charging terminal in the charging stationiAnd non-VIP occupancy group NVjI and j are positive integers; obtaining the VIP occupancy group ViAnd the charging terminals of the occupied vehicles with the current charging power lower than the rated charging power are arranged in an ascending order according to the residual charging electric quantity of the occupied vehicles to obtain the VIP occupied group ViCharging terminal V corresponding to the minimum residual charging capacity1(ii) a Calculating the charging terminal V1Predicted end-of-charge time T under nominal charging power conditions1(ii) a Determining the predicted end-of-charge time T1Whether it is earlier than the scheduled start charging time; if the predicted end-of-charge time T1Before the charging time is started by the appointment, the charging terminal V is charged1Is modified to "expected idle"; if the predicted end-of-charge time T1Not earlier than the reservation start charge time, or the VIP occupying group ViIf the non-VIP occupation group NV is an empty set, acquiring the non-VIP occupation group NViAnd the charging terminals with the current charging power lower than the rated charging power of the occupied vehicles are arranged in an ascending order according to the residual charging electric quantity of the occupied vehicles, and the charging terminal NV corresponding to the minimum residual charging electric quantity in the non-VIP occupied group is obtained1(ii) a Calculating the charge terminal NV corresponding to the minimum residual charge capacity1Predicted end-of-charge time NT under the condition of rated charging power1(ii) a Determining the estimated end of charge time NT1Whether it is earlier than the scheduled start charging time; if the predicted end-of-charge time NT1Before the charging time is reserved, the charging terminal NV is started1Is modified to 'expected idle'
According to an embodiment of the present invention, the reallocation of the charging power of each charging terminal in the charging station according to the reserved charging terminal selected by the user specifically includes: if a user selection of "anticipatory idle" is received"the charging terminal as the reservation instruction of the reservation charging terminal obtains the current charging power P and the rated charging power P of the reservation charging terminaleCalculating to obtain the power Δ P additionally provided by the reserved charging terminal, wherein Δ P is Pe-P; the method comprises the steps of obtaining an ordered charging strategy of a charging station, and obtaining a power distribution factor epsilon of each charging terminal according to the ordered charging strategykWherein the ordered charging strategy comprises: an average allocation strategy, a VIP priority strategy and a first arrival and first charge strategy; calculating a power value P required to be supplied to the reserved charging terminal by each remaining charging terminal except the reserved charging terminal according to the power distribution factork', wherein Pk′＝εkΔ P (k ═ 1, 2, 3 … … n-1, n being the number of charging terminals contained in the charging station), where ∈kDistributing factors for the power of each charging terminal; the charging station supplies power value P to the reserved charging terminal according to the power value required by each residual charging terminalkThe method comprises the steps of issuing an output power reduction command to each corresponding charging terminal, and distributing surplus power to the reservation terminals so as to gradually increase the output power of the reservation charging terminals to the rated charging power.
The second aspect of the present invention provides a charging reservation apparatus for an ordered charging terminal, including: the first acquisition module is used for acquiring reserved charging information of a reserved vehicle; the determining module is used for determining the range of the charging station capable of providing the charging service according to the reserved charging information; a second obtaining module, configured to obtain operation state information of each charging terminal within the range of the charging station, where the operation state information of the charging terminal includes: idle, expected idle, occupied, and failure; the display module is used for displaying a reservation scheme to a user according to the reservation charging information and the running state information of each charging terminal in the charging station so that the user can select a reservation charging terminal according to the reservation scheme, wherein if the running state information of each charging terminal in the charging station is occupied, the display module acquires a predicted idle charging terminal according to the reservation charging information and the residual charging electric quantity, the rated charging power, the current charging power and the vehicle VIP state information of each charging terminal in the charging station, and updates the reservation scheme according to the predicted idle charging terminal; and the allocation module is used for reallocating the charging power of each charging terminal in the charging station according to the reserved charging terminal selected by the user.
The reservation charging device applied to the ordered charging terminal provided by the invention also has the following additional technical characteristics:
according to an embodiment of the present invention, the reserve charging information includes: reserving the charging starting time, reserving the charging ending electric quantity, reserving the current position information of the vehicle, reserving the residual electric quantity information of the vehicle, presetting the residual travel mileage information of the vehicle and reserving the rated battery capacity information of the vehicle; the reservation scheme comprises the following steps: the system comprises a charging station name capable of providing a charging service of a reserved time period, absolute position information of the charging station capable of providing the charging service of the reserved time period, an expected distance to the charging station capable of providing the charging service of the reserved time period, an expected time to the charging station capable of providing the charging service of the reserved time period, a number of a charging terminal capable of providing the charging service of the reserved time period, and running state information of each charging terminal in the charging station capable of providing the charging service of the reserved time period.
According to an embodiment of the present invention, the determining module is specifically configured to: determining the predicted drivable range of the reserved vehicle according to the current position information of the reserved vehicle, the residual driving range information of the reserved vehicle and the reserved charging starting time; and determining the charging station range capable of providing the charging service according to the expected driving range of the reserved vehicle.
According to an embodiment of the present invention, the display module is specifically configured to: dividing each charging terminal into a VIP occupation group V according to the vehicle VIP state information of the vehicles occupied by each charging terminal in the charging stationiAnd non-VIP occupancy group NVjI and j are positive integers; obtaining the VIP occupancy group ViThe current charging power of the medium-occupancy vehicle is lower than the rated chargingThe charging terminals of the electric power are arranged in ascending order according to the residual charging capacity of the occupied vehicles to obtain the VIP occupation group ViCharging terminal V corresponding to the minimum residual charging capacity1(ii) a Calculating the charging terminal V1Predicted end-of-charge time T under nominal charging power conditions1(ii) a Determining the predicted end-of-charge time T1Whether it is earlier than the scheduled start charging time; if the predicted end-of-charge time T1Before the charging time is started by the appointment, the charging terminal V is charged1Is modified to "expected idle"; if the predicted end-of-charge time T1Not earlier than the reservation start charge time, or the VIP occupying group ViIf the non-VIP occupation group NV is an empty set, acquiring the non-VIP occupation group NViAnd the charging terminals with the current charging power lower than the rated charging power of the occupied vehicles are arranged in an ascending order according to the residual charging electric quantity of the occupied vehicles, and the charging terminal NV corresponding to the minimum residual charging electric quantity in the non-VIP occupied group is obtained1(ii) a Calculating the charge terminal NV corresponding to the minimum residual charge capacity1Predicted end-of-charge time NT under the condition of rated charging power1(ii) a Determining the estimated end of charge time NT1Whether it is earlier than the scheduled start charging time; if the predicted end-of-charge time NT1Before the charging time is reserved, the charging terminal NV is started1Is modified to "expected idle".
According to an embodiment of the present invention, the allocating module is specifically configured to: if a reservation instruction that a user selects an 'expected idle' charging terminal as the reserved charging terminal is received, acquiring the current charging power P and the rated charging power P of the reserved charging terminaleCalculating to obtain the power Δ P additionally provided by the reserved charging terminal, wherein Δ P is Pe-P; the method comprises the steps of obtaining an ordered charging strategy of a charging station, and obtaining a power distribution factor epsilon of each charging terminal according to the ordered charging strategykWherein the ordered charging strategy comprises: an average allocation strategy, a VIP priority strategy and a first arrival and first charge strategy; according to the aboveThe power distribution factor calculates a power value P required to be supplied to the reserved charging terminal by each of the remaining charging terminals except the reserved charging terminalk', wherein Pk′＝εkΔ P (k ═ 1, 2, 3 … … n-1, n being the number of charging terminals contained in the charging station), where ∈kDistributing factors for the power of each charging terminal; the charging station supplies power value P to the reserved charging terminal according to the power value required by each residual charging terminalkThe method comprises the steps of issuing an output power reduction command to each corresponding charging terminal, and distributing surplus power to the reservation terminals so as to gradually increase the output power of the reservation charging terminals to the rated charging power.
The invention has the beneficial effects that:
when the reservation instruction is received, if the running state information of each charging terminal in the charging station capable of providing the charging service is occupied, the estimated idle charging terminal meeting the reserved charging time period after the appropriate power adjustment is recalculated through the related information, and the charging power of the charging terminal in the related charging station is reasonably allocated after the user confirms the reservation scheme, so that the user acquisition rate of the charging station can be improved, the waste of terminal resources is avoided, the profit of a charging station operator is improved, the selection of the user is enriched, the experience of the reserved charging of the user is improved, and the reserved charging strategy is optimized.
Drawings
Fig. 1 is a flowchart of a reservation charging method applied to an ordered charging terminal according to a first embodiment of the present invention;
fig. 2 is a flowchart of a reservation charging method applied to an ordered charging terminal according to a second embodiment of the present invention;
fig. 3 is a flowchart of a reservation charging method applied to an ordered charging terminal according to a third embodiment of the present invention;
fig. 4 is a block diagram illustrating a reservation charging device applied to an ordered charging terminal according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a flowchart of a reservation charging method applied to an ordered charging terminal according to a first embodiment of the present invention, as shown in fig. 1, the method including the steps of:
and S1, acquiring the reserved charging information of the reserved vehicle when receiving the reserved command.
Further, the reserved charging information includes, but is not limited to: the method comprises the steps of reserving charging starting time, reserving charging ending electric quantity, reserving current position information of the vehicle, reserving residual electric quantity information of the vehicle, presetting residual travel mileage information of the vehicle and reserving rated battery capacity information of the vehicle.
Specifically, the user may make a vehicle charging reservation through a relevant APP (application program) and issue a reservation instruction, and the cloud server may acquire the reservation instruction issued by the APP. And when the cloud server receives the reservation instruction, acquiring reservation charging information of the related reservation vehicle.
And S2, determining the range of the charging station capable of providing the charging service according to the reserved charging information.
Further, according to an embodiment of the present invention, determining a charging station range capable of providing a charging service according to the reserved charging information specifically includes: determining the predicted drivable range of the reserved vehicle according to the current position information of the reserved vehicle, the residual driving range information of the reserved vehicle and the reserved charging starting time; and determining the range of the charging station capable of providing the charging service according to the predicted driving range of the reserved vehicle.
Vehicle current location information includes, but is not limited to: the current absolute position information of the vehicle and the road condition information of the current position of the vehicle.
And S3, acquiring the running state information of each charging terminal in the range of the charging station, wherein the running state information of the charging terminals comprises: idle, expected idle, occupied, and failure.
Specifically, the idle state indicates that the charging terminal does not currently occupy the vehicle, the estimated idle state indicates that the charging terminal currently occupies the vehicle but does not occupy the vehicle in the reserved time period, the occupied state indicates that the charging terminal currently occupies the vehicle and still occupies the vehicle in the reserved time period, and the fault indicates that the charging terminal cannot be charged when the charging terminal is currently in fault.
And S4, displaying a reservation scheme to a user according to the reserved charging information and the running state information of each charging terminal in the charging station so that the user selects the reserved charging terminal according to the reservation scheme, wherein if the running state information of each charging terminal in the charging station is occupied, acquiring a predicted idle charging terminal according to the reserved charging information and the residual charging capacity, the rated charging power, the current charging power and the vehicle VIP state information of the occupied vehicle of each charging terminal in the charging station, updating the reservation scheme according to the predicted idle charging terminal, and re-allocating the charging power of each charging terminal in the charging station according to the reserved charging terminal selected by the user.
In embodiments of the present invention, the subscription scheme includes, but is not limited to: the system comprises a charging station name capable of providing a charging service of a reserved time period, absolute position information of the charging station capable of providing the charging service of the reserved time period, an expected distance to the charging station capable of providing the charging service of the reserved time period, an expected time to the charging station capable of providing the charging service of the reserved time period, a number of a charging terminal capable of providing the charging service of the reserved time period, and running state information of each charging terminal in the charging station capable of providing the charging service of the reserved time period.
Specifically, when a reservation instruction is received, reservation charging information of the related reservation vehicle is acquired, and then a charging station range capable of providing charging service is determined according to the reservation charging information. Then, acquiring the running state information of each charging terminal in the range of the charging station, generating a reservation scheme according to the reserved charging information and the running state information of each charging terminal in the charging station, and displaying the reservation scheme to a user through an APP, for example: the charging station name capable of providing the charging service of the reserved time period, the absolute position information of the charging station capable of providing the charging service of the reserved time period, the number of the charging terminal in the charging station capable of providing the charging service of the reserved time period, and the like. The user can select the reservation scheme through the APP to finish the charging reservation.
If the running state information of each charging terminal in the charging station range is occupied, the cloud platform can acquire the charging terminal capable of completing current charging before the reserved time period by properly adjusting the charging power according to the reserved charging information and the residual charging capacity, the rated charging power, the current charging power and the vehicle VIP state information of the occupied vehicle of each charging terminal in the charging station, namely, the idle charging terminal is predicted, and the predicted idle charging terminal is displayed to the user, namely, the reservation scheme is updated. And if the user selects the expected idle charging terminal for reserved charging, the charging power of each charging terminal in the charging station is reconfigured to ensure that the expected idle charging terminal selected by the user finishes the current charging before the reserved time period.
Therefore, when the method receives the reservation instruction, if the running state information of each charging terminal in the charging station capable of providing the charging service is occupied, the estimated idle charging terminal meeting the reserved charging time period after the appropriate power adjustment is recalculated through the related information, and the charging power of the related charging terminal is reasonably allocated after the user confirms the reservation scheme, so that the user acquisition rate of the charging station can be improved, the waste of terminal resources is avoided, the profit of a charging station operator is improved, the selection of the user is enriched, the experience of the reserved charging of the user is improved, and the reserved charging strategy is optimized.
How to perform acquisition of the charging terminal expected to be idle and charging power allocation is described below with reference to specific embodiments.
According to an embodiment of the present invention, as shown in fig. 2, acquiring the charging terminal expected to be idle according to the reserved charging information, the remaining charging capacity of the vehicle occupied by each charging terminal in the charging station, the rated charging power, the current charging power, and the vehicle VIP status information, and updating the reservation scheme according to the charging terminal expected to be idle specifically includes:
s11, dividing the charging terminals into a VIP occupation group V according to the vehicle VIP state information of the vehicles occupied by the charging terminals in the charging stationiAnd non-VIP occupancy group NVjAnd i and j are positive integers.
S12, judging whether the VIP occupies the group ViWhether it is an empty set. If not, go to step S13; if so, step S17 is performed.
That is, it is determined whether the occupied vehicles of the respective charging terminals in the charging station are all non-VIP users.
S13, acquiring VIP occupation group ViCharging terminals of the occupied vehicles with the current charging power lower than the rated charging power are arranged in ascending order according to the residual charging electric quantity of the occupied vehicles, and a VIP (very important person) occupied group V is obtainediCharging terminal V corresponding to the minimum residual charging capacity1。
S14, calculating a charging terminal V1Predicted end-of-charge time T under nominal charging power conditions1。
That is, the charge terminal V is predicted1If the charging power is properly increased to the rated charging power, the charging end time T is set1。
S15, judging the predicted charging end time T1Whether earlier than the scheduled start charge time. If the end time T of charging is predicted1Earlier than the scheduled start charging time, go to step S16; if the end time T of charging is predicted1Not earlier than the scheduled start charging time, step S17 is executed.
S16, charging the terminal V1Is modified to "expected idle".
That is, if the charge end time T is predicted1The charging terminal V is explained earlier than the scheduled charging start time1If it is appropriate to increase the charging power to the rated charging power, which can be completed before the charging time is reserved to start, the cloud service can charge the terminal V1Is modified to "expected idle" and updated in the reservation scheme.
S17, acquiring non-VIP occupation group NViWhile occupying the vehicleThe charging terminals with the front charging power lower than the rated charging power are arranged in an ascending order according to the residual charging electric quantity of the occupied vehicle, and the charging terminal NV corresponding to the minimum residual charging electric quantity in the non-VIP occupied group is obtained1。
S18, calculating the charge terminal NV corresponding to the minimum residual charge capacity1Predicted end-of-charge time NT under the condition of rated charging power1。
S19, judging the predicted charging end time NT1Whether earlier than the scheduled start charge time. If so, go to step S20; if not, step S21 is performed.
S20, charging terminal NV1Is modified to "expected idle".
S21, charging terminal NV is not changed1The operating state information of (1).
S22, displaying the reservation plan to the user.
According to another embodiment of the present invention, as shown in fig. 2, after obtaining the operation state information of each charging terminal within the range of the charging station, the method further includes:
s01, it is determined whether there is a charging terminal with "idle" operation state information. If the reservation scheme exists, the reservation scheme may be directly generated, and step S22 is executed, and if the reservation scheme does not exist, step S02 is executed.
S02, it is determined whether or not there is a charging terminal having "faulty" operation state information. If the information does not exist, the running state information of each charging terminal is occupied, and step S11 is executed; if so, step S03 is performed.
S03, the faulty charging terminal is not displayed in the reservation scenario or the charging terminal operation status information is displayed as "faulty", and then step S11 is performed.
It can be understood that, if the user selects the expected idle charging terminal to perform the reserved charging, the charging power of each charging terminal in the charging station is reconfigured to ensure that the expected idle charging terminal selected by the user completes the current charging before the reserved time period, wherein the charging terminal with the "failure" operation status information is not configured, and the charging terminal with the "failure" operation is not operated. The specific formulation principle can be seen in fig. 3.
According to an embodiment of the present invention, as shown in fig. 3, the step of reconfiguring the charging power of each charging terminal in the charging station according to the reserved charging terminal selected by the user specifically includes:
s23, a reservation instruction is received that the user selects the "expected idle" charging terminal as the reserved charging terminal.
S24, obtaining the current charging power P and the rated charging power P of the reserved charging terminaleCalculating to obtain the power Δ P additionally provided by the reserved charging terminal, wherein Δ P is Pe–P。
S25, obtaining the ordered charging strategy of the charging piles in the charging station, and obtaining the power distribution factor epsilon of each charging terminal according to the ordered charging strategykWherein the ordered charging strategy comprises: an equal distribution policy, a VIP priority policy, and a first-come-first-charge policy.
Specifically, the ordered charging strategy of the charging station includes, but is not limited to: an "equal distribution" policy, a "VIP first" policy, a "first come first fill" policy. The 'average distribution' strategy means that the output power of the charging terminals in all the charging stations in operation is kept consistent, the 'VIP priority' strategy means that the charging terminals in all the charging stations in operation are divided into a VIP group and a non-VIP group according to the VIP state of a connected vehicle, the output power of each charging terminal in the VIP group is consistent, the output power of each charging terminal in the non-VIP group is consistent, the output power of each charging terminal in the VIP group is higher than that of each charging terminal in the non-VIP group, the 'first-come first-charge' strategy means that the power of each charging terminal is distributed in a descending order from first to last according to the charging starting time information of the charging terminals in the charging stations, namely the higher the output power of the charging terminal which starts charging earlier, and the power descending distribution gradient can be determined by an operator.
Power distribution factor epsilon of each charging terminalkThe charging strategy may be preset in advance according to an ordered charging strategy, for example, if the ordered charging strategy is an average distribution strategy, then epsilonkSatisfies the following conditions:
∑εkn is the number of remaining charging terminals in the charging station excluding the "failed" charging terminal. If the ordered charging strategy is the VIP priority strategy, then εkSatisfies the following conditions: the power factor of the charging terminal occupied by the VIP vehicle is epsilonV1＝εV2＝…＝εVx＝εVThe power factor of the charging terminal occupied by the non-VIP vehicle is epsilonNV1＝εNV2＝…＝εNVy＝εNVAnd x + y ═ n-1, ∈ andV<εNV，∑εV+∑εNV1 is ═ 1; if the ordered charging strategy is a first come first charge strategy, then epsilonkSatisfies the following conditions: epsilon1<ε2<…<εn-1，∑εk1, wherein ∈1The specific distribution ratio is preset in advance for the power distribution factor of the terminal which starts charging first.
S26, according to the power distribution factor epsilonkCalculating a power value P required to be supplied to the reserved charging terminal by each of the remaining charging terminals except the reserved charging terminalk', wherein Pk′＝εkΔ P (k ═ 1, 2, 3 … … n-1, n being the number of charging terminals contained in the charging station), where ∈kThe power distribution factor for each charging terminal.
S27, the charging station supplies the power value P to the reserved charging terminal according to the power value needed by each residual charging terminalkAnd issuing a command of reducing the output power to each corresponding charging terminal, and distributing the surplus power to the reservation terminal so as to gradually increase the output power of the reservation charging terminal to the rated charging power.
That is, the charging station is controlled in accordance with the calculated power distribution factor εkIssuing a command to reduce the output power to each terminal, all the charging terminals except the "expected idle" charging terminal starting to follow the respective power distribution factor epsilonkThe output power is reduced to a calculated value, and the charging station distributes the surplus power to the reservation terminal and gradually increases the output power to the rated power.
In summary, according to the reservation charging method applied to the ordered charging terminal in the embodiment of the present invention, when a reservation instruction is received, if the operation state information of each charging terminal in the charging station capable of providing the charging service is occupied, the estimated idle charging terminal that meets the reserved charging time period after the appropriate power adjustment is recalculated through the related information, and the charging power of the charging terminal in the relevant charging station is reasonably allocated after the user confirms the reservation scheme, so that the user acquisition rate of the charging station can be increased, the waste of terminal resources is avoided, the profit of the charging station operator is increased, the selection of the user is enriched, the experience of the user on the reserved charging is improved, and the reservation charging policy is optimized.
Corresponding to the reserved charging method applied to the ordered charging terminal, the invention also provides a reserved charging device applied to the ordered charging terminal. Since the device embodiment of the present invention is based on the method embodiment, details that are not disclosed in the device embodiment may refer to the method embodiment, and are not described again in the present invention.
Fig. 4 is a block diagram schematically illustrating a reservation charging apparatus applied to an ordered charging terminal according to an embodiment of the present invention, as shown in fig. 4, the apparatus including: the device comprises a first obtaining module 1, a determining module 2, a second obtaining module 3, a display module 4 and a deployment module 5.
The first acquisition module 1 is used for acquiring reserved charging information of a reserved vehicle; the determining module 2 is used for determining the charging station range capable of providing the charging service according to the reserved charging information; the second obtaining module 3 is configured to obtain operation state information of each charging terminal within a charging station range, where the operation state information of the charging terminal includes: idle, expected idle, occupied, and failure; the display module 4 is used for displaying a reservation scheme to a user according to the reserved charging information and the running state information of each charging terminal in the charging station so that the user can select the reserved charging terminal according to the reservation scheme, wherein if the running state information of each charging terminal in the charging station is occupied, the display module 4 acquires a predicted idle charging terminal according to the reserved charging information and the residual charging electric quantity, the rated charging power, the current charging power and the vehicle VIP state information of each charging terminal in the charging station, and updates the reservation scheme according to the predicted idle charging terminal; the allocating module 5 is configured to reallocate the charging power of each charging terminal in the charging station according to the reserved charging terminal selected by the user.
According to one embodiment of the present invention, the reserve charging information includes: reserving the charging starting time, reserving the charging ending electric quantity, reserving the current position information of the vehicle, reserving the residual electric quantity information of the vehicle, presetting the residual travel mileage information of the vehicle and reserving the rated battery capacity information of the vehicle; the reservation scheme comprises the following steps: the system comprises a charging station name capable of providing a charging service of a reserved time period, absolute position information of the charging station capable of providing the charging service of the reserved time period, an expected distance to the charging station capable of providing the charging service of the reserved time period, an expected time to the charging station capable of providing the charging service of the reserved time period, a number of a charging terminal capable of providing the charging service of the reserved time period, and running state information of each charging terminal in the charging station capable of providing the charging service of the reserved time period.
According to an embodiment of the present invention, the determining module 2 is specifically configured to: determining the predicted drivable range of the reserved vehicle according to the current position information of the reserved vehicle, the residual driving range information of the reserved vehicle and the reserved charging starting time; and determining the range of the charging station capable of providing the charging service according to the predicted driving range of the reserved vehicle.
According to an embodiment of the present invention, the display module 4 is specifically configured to: dividing each charging terminal into a VIP occupation group V according to the vehicle VIP state information of the vehicles occupied by each charging terminal in the charging stationiAnd non-VIP occupancy group NVjI and j are positive integers; obtaining VIP occupancy group ViCharging terminals of the occupied vehicles with the current charging power lower than the rated charging power are arranged in ascending order according to the residual charging electric quantity of the occupied vehicles, and a VIP (very important person) occupied group V is obtainediCharging terminal V corresponding to the minimum residual charging capacity1(ii) a Calculating charging terminal V1Predicted end-of-charge time T under nominal charging power conditions1(ii) a Judging the predicted end time T of charging1Whether it is earlier than the scheduled start charging time; if the end time T of charging is predicted1Before the charging time is reserved, the charging terminal V is charged1Is modified to "expected idle"; if the end time T of charging is predicted1Not earlier than the appointment start charging time, or VIP occupying group ViFor the empty set, the non-VIP occupancy group NV is obtainediAnd the charging terminals with the current charging power lower than the rated charging power of the occupied vehicles are arranged in an ascending order according to the residual charging electric quantity of the occupied vehicles, and the charging terminal NV corresponding to the least residual charging electric quantity in the non-VIP occupied group is obtained1(ii) a Charging terminal NV corresponding to minimum residual charging capacity1Predicted end-of-charge time NT under the condition of rated charging power1(ii) a Judging the estimated end time NT of charging1Whether it is earlier than the scheduled start charging time; if the end time NT of charging is predicted1Before the reserved charging starting time, the charging terminal NV is set1Is modified to "expected idle".
According to an embodiment of the present invention, the allocating module 5 is specifically configured to: if a reservation instruction that a user selects an 'expected idle' charging terminal as a reserved charging terminal is received, acquiring the current charging power P and the rated charging power P of the reserved charging terminaleCalculating to obtain the power Δ P additionally provided by the reserved charging terminal, wherein Δ P is Pe-P; obtaining an ordered charging strategy of the charging station, and obtaining a power distribution factor epsilon of each charging terminal according to the ordered charging strategykWherein the ordered charging strategy comprises: an average allocation strategy, a VIP priority strategy and a first arrival and first charge strategy; calculating a power value P required to be supplied to the reserved charging terminal by each of the remaining charging terminals except the reserved charging terminal according to the power distribution factork', wherein Pk′＝εkΔ P (k ═ 1, 2, 3 … … n-1, n being the number of charging terminals contained in the charging station), where ∈kDistributing factors for the power of each charging terminal; the charging station supplies power value to the reserved charging terminal according to the power value required by each residual charging terminalPkAnd issuing a command of reducing the output power to each corresponding charging terminal, and distributing the surplus power to the reservation terminal so as to gradually increase the output power of the reservation charging terminal to the rated charging power.
According to the reservation charging device applied to the ordered charging terminals, when a reservation instruction is received, if the running state information of each charging terminal capable of providing charging service is occupied, the estimated idle charging terminals meeting the reservation charging time period after proper power adjustment are recalculated through related information, and the charging power of the charging terminals in the related charging station is reasonably allocated after the user confirms the reservation scheme, so that the user acquisition rate of the charging station can be improved, the waste of terminal resources is avoided, the profit of a charging station operator is improved, the selection of the user is enriched, the experience of the user for reservation charging is improved, and the reservation charging strategy is optimized.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. The meaning of "plurality" is two or more unless specifically limited otherwise.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing steps of a custom logic function or process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
The logic and/or steps represented in the flowcharts or otherwise described herein, e.g., an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. If implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A reserved charging method applied to an ordered charging terminal is characterized by comprising the following steps:
when a reservation instruction is received, acquiring reservation charging information of a reserved vehicle;
determining a charging station range capable of providing charging service according to the reserved charging information;
acquiring running state information of each charging terminal in the range of the charging station, wherein the running state information of the charging terminals comprises: idle, expected idle, occupied, and failure;
displaying a reservation scheme to a user according to the reserved charging information and the running state information of each charging terminal in the charging station so that the user can select the reserved charging terminal according to the reservation scheme, wherein,
and if the running state information of each charging terminal in the charging station is occupied, acquiring the predicted idle charging terminal according to the reserved charging information, the residual charging capacity, the rated charging power, the current charging power and the vehicle VIP state information of the occupied vehicle of each charging terminal in the charging station, updating the reserved scheme according to the predicted idle charging terminal, and re-allocating the charging power of each charging terminal in the charging station according to the reserved charging terminal selected by the user.
2. The reservation charging method applied to the ordered charging terminal according to claim 1, wherein the reservation charging information includes: reserving the charging starting time, reserving the charging ending electric quantity, reserving the current position information of the vehicle, reserving the residual electric quantity information of the vehicle, presetting the residual travel mileage information of the vehicle and reserving the rated battery capacity information of the vehicle;
the reservation scheme comprises the following steps: the system comprises a charging station name capable of providing a charging service of a reserved time period, absolute position information of the charging station capable of providing the charging service of the reserved time period, an expected distance to the charging station capable of providing the charging service of the reserved time period, an expected time to the charging station capable of providing the charging service of the reserved time period, a number of a charging terminal capable of providing the charging service of the reserved time period, and running state information of each charging terminal in the charging station capable of providing the charging service of the reserved time period.
3. The reservation charging method applied to the ordered charging terminal according to claim 2, wherein determining a charging station range capable of providing a charging service according to the reservation charging information comprises:
determining the predicted drivable range of the reserved vehicle according to the current position information of the reserved vehicle, the residual driving range information of the reserved vehicle and the reserved charging starting time;
and determining the charging station range capable of providing the charging service according to the expected driving range of the reserved vehicle.
4. The method for reserving and charging for ordered charging terminals as claimed in claim 2, wherein the step of obtaining the charging terminals that are expected to be idle according to the reserved charging information and the remaining charging capacity, the rated charging power, the current charging power, and the vehicle VIP status information of the vehicle occupied by each charging terminal in the charging station, and updating the reservation scheme according to the charging terminals that are expected to be idle specifically comprises the steps of:
dividing each charging terminal into a VIP occupation group V according to the vehicle VIP state information of the vehicles occupied by each charging terminal in the charging stationiAnd non-VIP occupancy group NVjI and j are positive integers;
obtaining the VIP occupancy group ViAnd the charging terminals of the occupied vehicles with the current charging power lower than the rated charging power are arranged in an ascending order according to the residual charging electric quantity of the occupied vehicles to obtain the VIP occupied group ViCharging terminal V corresponding to the minimum residual charging capacity1；
Calculating the charging terminal V1Predicted end-of-charge time T under nominal charging power conditions1；
Determining the predicted end-of-charge time T1Whether it is earlier than the scheduled start charging time;
if the predicted end-of-charge time T1Before the charging time is started by the appointment, the charging terminal V is charged1Is modified to "expected idle";
if the predicted end-of-charge time T1Not earlier than the reservation start charge time, or the VIP occupying group ViIf the non-VIP occupation group NV is an empty set, acquiring the non-VIP occupation group NViAnd the charging terminals with the current charging power lower than the rated charging power of the occupied vehicles are arranged in an ascending order according to the residual charging electric quantity of the occupied vehicles, and the charging terminal NV corresponding to the minimum residual charging electric quantity in the non-VIP occupied group is obtained1；
Calculating the charge terminal NV corresponding to the minimum residual charge capacity1Predicted end-of-charge time NT under the condition of rated charging power1；
Judging the estimated end time NT of charging1Whether it is earlier than the scheduled start charging time;
if the predicted end-of-charge time NT1Before the charging time is reserved, the charging terminal NV is started1Is modified to "expected idle".
5. The method for charging according to claim 4, wherein the step of re-allocating the charging power of each charging terminal in the charging station according to the charging terminal selected by the user comprises:
if a reservation instruction that a user selects an 'expected idle' charging terminal as the reserved charging terminal is received, acquiring the current charging power P and the rated charging power P of the reserved charging terminaleCalculating to obtain the power Δ P additionally provided by the reserved charging terminal, wherein Δ P is Pe–P；
The method comprises the steps of obtaining an ordered charging strategy of charging terminals in a charging station, and obtaining a power distribution factor epsilon of each charging terminal according to the ordered charging strategykWherein the ordered charging strategy comprises: an average allocation strategy, a VIP priority strategy and a first arrival and first charge strategy;
according to the power distribution factor epsilonkCalculating a power value P required to be supplied to the reserved charging terminal by each of the remaining charging terminals except the reserved charging terminalk', wherein Pk′＝εkΔ P (k ═ 1, 2, 3 … … n-1, n being the number of charging terminals contained in the charging station), where ∈kDistributing factors for the power of each charging terminal;
the charging station supplies power value P to the reserved charging terminal according to the power value required by each residual charging terminalkThe method comprises the steps of issuing an output power reduction command to each corresponding charging terminal, and distributing surplus power to the reservation terminals so as to gradually increase the output power of the reservation charging terminals to the rated charging power.
6. The utility model provides a be applied to reservation charging device of orderly charge terminal which characterized in that includes:
the first acquisition module is used for acquiring reserved charging information of a reserved vehicle;
the determining module is used for determining the range of the charging station capable of providing the charging service according to the reserved charging information;
a second obtaining module, configured to obtain operation state information of each charging terminal within the range of the charging station, where the operation state information of the charging terminal includes: idle, expected idle, occupied, and failure;
the display module is used for displaying a reservation scheme to a user according to the reservation charging information and the running state information of each charging terminal in the charging station so that the user can select a reservation charging terminal according to the reservation scheme, wherein if the running state information of each charging terminal in the charging station is occupied, the display module acquires a predicted idle charging terminal according to the reservation charging information and the residual charging electric quantity, the rated charging power, the current charging power and the vehicle VIP state information of each charging terminal in the charging station, and updates the reservation scheme according to the predicted idle charging terminal;
and the allocation module is used for reallocating the charging power of each charging terminal in the charging station according to the reserved charging terminal selected by the user.
7. The reservation charging device applied to the ordered charging terminal according to claim 6, wherein the reservation charging information comprises: reserving the charging starting time, reserving the charging ending electric quantity, reserving the current position information of the vehicle, reserving the residual electric quantity information of the vehicle, presetting the residual travel mileage information of the vehicle and reserving the rated battery capacity information of the vehicle;
the reservation scheme comprises the following steps: the system comprises a charging station name capable of providing a charging service of a reserved time period, absolute position information of the charging station capable of providing the charging service of the reserved time period, an estimated distance to the charging station capable of providing the charging service of the reserved time period, an estimated time to the charging station capable of providing the charging service of the reserved time period, a number of charging terminals in the charging station capable of providing the charging service of the reserved time period, and running state information of each charging terminal in the charging station capable of providing the charging service of the reserved time period.
8. The reservation charging device applied to the ordered charging terminal according to claim 7, wherein the determining module is specifically configured to:
determining the predicted drivable range of the reserved vehicle according to the current position information of the reserved vehicle, the residual driving range information of the reserved vehicle and the reserved charging starting time;
and determining the charging station range capable of providing the charging service according to the expected driving range of the reserved vehicle.
9. The reservation charging device applied to the ordered charging terminal according to claim 6, wherein the display module is specifically configured to:
dividing each charging terminal into a VIP occupation group V according to the vehicle VIP state information of the vehicles occupied by each charging terminal in the charging stationiAnd non-VIP occupancy group NVjI and j are positive integers;
obtaining the VIP occupancy group ViAnd the charging terminals of the occupied vehicles with the current charging power lower than the rated charging power are arranged in an ascending order according to the residual charging electric quantity of the occupied vehicles to obtain the VIP occupied group ViCharging terminal V corresponding to the minimum residual charging capacity1；
Calculating the charging terminal V1Predicted end-of-charge time T under nominal charging power conditions1；
Determining the predicted end-of-charge time T1Whether it is earlier than the scheduled start charging time;
if the predicted end-of-charge time T1Before the charging time is started by the appointment, the charging terminal V is charged1Is modified to "expected idle";
if the predicted end-of-charge time T1Not earlier than the reservation start charge time, or the VIP occupying group ViIf the non-VIP occupation group NV is an empty set, acquiring the non-VIP occupation group NViThe charging terminal occupies the vehicle and has the current charging power lower than the rated charging powerArranging in ascending order according to the residual charging capacity of the occupied vehicles to obtain the charging terminal NV corresponding to the minimum residual charging capacity in the non-VIP occupied group1；
Calculating the charge terminal NV corresponding to the minimum residual charge capacity1Predicted end-of-charge time NT under the condition of rated charging power1；
Determining the estimated end of charge time NT1Whether it is earlier than the scheduled start charging time;
if the predicted end-of-charge time NT1Before the charging time is reserved, the charging terminal NV is started1Is modified to "expected idle".
10. The reservation charging device applied to an ordered charging terminal according to claim 9, wherein the allocating module is specifically configured to:
if a reservation instruction that a user selects an 'expected idle' charging terminal as the reserved charging terminal is received, acquiring the current charging power P and the rated charging power P of the reserved charging terminaleCalculating to obtain the power Δ P additionally provided by the reserved charging terminal, wherein Δ P is Pe–P；
The method comprises the steps of obtaining an ordered charging strategy of charging terminals in a charging station, and obtaining a power distribution factor epsilon of each charging terminal according to the ordered charging strategykWherein the ordered charging strategy comprises: an average allocation strategy, a VIP priority strategy and a first arrival and first charge strategy;
calculating a power value P required to be supplied to the reserved charging terminal by each remaining charging terminal except the reserved charging terminal according to the power distribution factork', wherein Pk′＝εkΔ P (k ═ 1, 2, 3 … … n-1, n being the number of charging terminals contained in the charging station), where ∈kDistributing factors for the power of each charging terminal;
the charging station supplies power value P to the reserved charging terminal according to the power value required by each residual charging terminalk' issuing drops to respective charging terminalsAnd commanding low output power, and distributing the surplus power to the reservation terminal so as to gradually increase the output power of the reservation charging terminal to the rated charging power.
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