CN110843589A - Charging pile scheduling method - Google Patents

Charging pile scheduling method Download PDF

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Publication number
CN110843589A
CN110843589A CN201911083501.XA CN201911083501A CN110843589A CN 110843589 A CN110843589 A CN 110843589A CN 201911083501 A CN201911083501 A CN 201911083501A CN 110843589 A CN110843589 A CN 110843589A
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China
Prior art keywords
vehicle
charging
time
period
charging power
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Pending
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CN201911083501.XA
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Chinese (zh)
Inventor
韩天宇
陆启坤
王瑶
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Anhui Zhongke Hongtu Intelligent Technology Co Ltd
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Anhui Zhongke Hongtu Intelligent Technology Co Ltd
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Priority to CN201911083501.XA priority Critical patent/CN110843589A/en
Publication of CN110843589A publication Critical patent/CN110843589A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/66—Data transfer between charging stations and vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Abstract

The invention discloses a charging pile scheduling method, which comprises the steps of obtaining the next vehicle using time of a vehicle owner by obtaining the travel arrangement of the vehicle owner, obtaining the time for each vehicle to be connected into a charging pile for charging, obtaining the overlapping time period between a first vehicle and a second vehicle by calculation, namely the time which is possibly beyond the redundant electric quantity of a power supply network when the first vehicle and the second vehicle are charged simultaneously, distributing the charging power of each vehicle in the first overlapping time period according to the connection sequence, the vehicle using time and the residual electric quantity, preferentially ensuring that the vehicle connected in first finishes charging, and reasonably distributing the charging power of each vehicle according to the difference of the next vehicle using time in the range of the redundant electric quantity of the power supply network, thereby realizing the maximum utilization of the charging quantity of the charging pile.

Description

Charging pile scheduling method
Technical Field
The invention relates to the field of charging piles, in particular to a charging pile scheduling method.
Background
Along with the development of the new energy automobile industry, the number of electric automobiles and charging piles is increasing day by day, the existing charging mode is that after an automobile owner inserts a vehicle into a charging pile, the vehicle is charged at a constant speed according to the charging amount, but in a peak electricity utilization period, the simultaneous charging of a plurality of vehicles with the maximum charging power easily causes the required electricity utilization power of the charging pile to exceed the redundant electricity quantity of a power supply network, so that the normal charging of each vehicle is influenced, and the charging pile electricity quantity scheduling method in the prior art does not consider the difference of the chargeable duration of each vehicle, so that the charging power cannot be linked with the time, and the charging power cannot be reasonably distributed and efficiently utilized.
Disclosure of Invention
In view of this, the present invention provides a method for dispatching a charging pile, so as to more reasonably distribute charging power for charging a plurality of vehicles.
Based on the above purpose, the invention provides a charging pile scheduling method, which is characterized by comprising the following steps:
when the first vehicle is connected into the charging pile, the vehicle owner travel arrangement of the first vehicle is read, and the next vehicle using time t of the vehicle owner is calculated1With the current time t01With a first interval period T in between1 ＝t1-t0；
Reading the required charging electric quantity e of the first vehicler1And a first maximum charging power Pmax1Charging the first vehicle at the first maximum charging power;
when the second vehicle is connected into the charging pile, the vehicle owner travel arrangement of the second vehicle is read, and the next vehicle using time t of the vehicle owner is calculated2With the current time t02With a second interval period T in between2 ＝t2-t02；
Obtaining a first charging period T1And a second charging period T2Overlapping first overlap period Tol1The end time of the first overlap period is tend1；
Calculating the sum of the maximum charging power of all the accessed vehicles in the first overlapping time period, and judging whether the maximum charging power exceeds the redundant electric quantity of the power supply network;
and distributing the charging power of each vehicle in the first overlapping period according to the access sequence, the vehicle time and the residual capacity if the sum of the maximum charging power of all the accessed vehicles in the first overlapping period exceeds the redundant capacity of the power supply network.
Preferably, when distributing the charging power of each vehicle within the first overlapping time period according to the access sequence, the vehicle time and the remaining capacity, the method further comprises:
if the end time t of the first overlap periodend1The next time t of the owner of the first vehicle is earlier than1Then, the first remaining period T ═ T is calculated1-tend1The amount of electricity e charged with the first maximum charging powersIf e isb＞esThe first vehicle is in the first overlap period T1Internal charging power Pa1≮eb-es/T1The second vehicle being in the first overlap period T1Average charging power P ina2＝P-Pav1And maximum charging power P of the second vehiclemax2The smaller of these;
if the end time t of the first overlap periodend1The next time t of the owner of the first vehicle1The first vehicle is in the first overlap period T1Internal charging power Pa1＝Pmax1The second vehicle being in the first overlap period T1Internal charging power Pa2＝P-Pav1And maximum charging power P of the second vehiclemax2The smaller of them.
Preferably, the method further comprises:
if P isa12×T1＜er2Sending prompt information to the owner of the second vehicle;
wherein er2The required amount of charge for the second vehicle.
Preferably, the method further comprises:
and reading the reserved charging information of the vehicles, and taking the reserved charging time as the access time of each vehicle.
As can be seen from the above, according to the charging pile scheduling method provided by the invention, the next vehicle using time of the vehicle owner is obtained by obtaining the route arrangement of the vehicle owner, so that the time for each vehicle to be accessed into the charging pile for charging can be obtained, the overlapping time period between the first vehicle and the second vehicle, namely the time which is possibly beyond the redundant electric quantity of the power supply network when the first vehicle and the second vehicle are charged simultaneously, the charging power of each vehicle in the first overlapping time period can be preferentially ensured to finish charging by distributing the charging power of each vehicle in the first overlapping time period according to the access sequence, the vehicle using time and the residual electric quantity, and the charging power of each vehicle is reasonably distributed according to the difference of the next vehicle using time in the range of the redundant electric quantity of the power supply network, so that the maximum utilization of the charging quantity is realized.
Drawings
Fig. 1 is a schematic flowchart of a charging pile scheduling method according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
A charging pile scheduling method comprises the following steps:
s101, when a first vehicle is connected into a charging pile, reading the route arrangement of the vehicle owner of the first vehicle, and calculating the next vehicle using time t of the vehicle owner1With the current time t01With a first interval period T in between1 ＝t1-t0；
The first interval time interval is the time interval that the charging pile can be used for charging when the first vehicle is connected into the charging pile.
S102, reading the required charging electric quantity e of the first vehicler1And a first maximum charging power Pmax1Charging the first vehicle at the first maximum charging power;
when only the first vehicle is connected to the charging pile, the charging pile can charge the first vehicle according to the first maximum charging power of the first vehicle;
s103, when the second vehicle is connected into the charging pile, the vehicle owner travel arrangement of the second vehicle is read, and the next vehicle using time t of the vehicle owner is calculated2With the current time t02With a second interval period T in between2 ＝t2-t02；
The second interval period is the period that the first vehicle is connected into the charging pile and can be used for charging.
S104, obtaining a first charging time period T1And a second charging period T2Overlapping first overlap period Tol1The end time of the first overlap period is tend1；
In the first overlapping time period, the first vehicle and the second vehicle are connected to the charging pile, and the first vehicle and the second vehicle can be charged at the same time.
S105, calculating the sum of the maximum charging power of all the accessed vehicles in the first overlapping time period, and judging whether the sum exceeds the redundant electric quantity of the power supply network;
and S106, if the sum of the maximum charging power of all the connected vehicles in the first overlapping time period exceeds the redundant electric quantity of the power supply network, distributing the charging power of each vehicle in the first overlapping time period according to the connection sequence, the vehicle using time and the residual electric quantity.
If the redundant power of the power supply network is not exceeded, both the first vehicle and the second vehicle can be charged at their respective maximum charging powers without exceeding the load.
According to the invention, the next vehicle using time of the vehicle owner is obtained by obtaining the travel arrangement of the vehicle owner, so that the time for charging each vehicle when being connected into the charging pile can be obtained, the overlapping time period between the first vehicle and the second vehicle, namely the time which is possibly beyond the redundant electric quantity of the power supply network when the first vehicle and the second vehicle are charged simultaneously, is obtained by calculation, the charging power of each vehicle in the first overlapping time period is distributed according to the connection sequence, the vehicle using time and the residual electric quantity, the charging of the vehicle which is connected in first can be preferentially ensured to be finished, and in the range of the redundant electric quantity of the power supply network, the charging power of each vehicle is reasonably distributed according to the difference of the next vehicle using time of the vehicle, so that the maximum utilization of the charging.
As an embodiment, when allocating the respective vehicle charging powers within the first overlapping time period according to the access sequence, the vehicle-use time, and the remaining capacity, the method further includes:
if it is firstEnd time t of the overlap periodend1The next time t of the owner of the first vehicle is earlier than1Then, the first remaining period T ═ T is calculated1-tend1The amount of electricity e charged with the first maximum charging powersIf e isb＞esThe first vehicle is in the first overlap period T1Internal charging power Pa1≮eb-es/T1The second vehicle being in the first overlap period T1Average charging power P ina2＝P-Pav1And maximum charging power P of the second vehiclemax2The smaller of these;
if the end time t of the first overlap periodend1The next time t of the owner of the first vehicle1The first vehicle is in the first overlap period T1Internal charging power Pa1＝Pmax1The second vehicle being in the first overlap period T1Internal charging power Pa2＝P-Pav1And maximum charging power P of the second vehiclemax2The smaller of them.
Under the condition that the next vehicle using time of the first vehicle is different from the next vehicle using time of the second vehicle, the first vehicle or the second vehicle still has the chargeable time after the first overlapping time period is finished, the charging power of the first vehicle and the charging power of the second vehicle are adjusted through the method, the charging peak in the first overlapping time period can be avoided, and the situation that the second vehicle cannot be charged on time due to the fact that the second vehicle exceeds the redundant electric quantity of the power supply network, and the use of a vehicle owner is influenced is prevented.
As an embodiment, the method further comprises:
if P isa12×T1＜er2Sending prompt information to the owner of the second vehicle;
wherein er2The required amount of charge for the second vehicle.
Under the condition that the first vehicle is charged on time as an event with higher priority, the condition that the second vehicle cannot finish charging in time is inevitable, prompt information needs to be sent to the owner of the second vehicle, and the owner can conveniently know the condition.
As an embodiment, the method further comprises:
and reading the reserved charging information of the vehicles, and taking the reserved charging time as the access time of each vehicle. The vehicle owner can reserve the charging pile in a remote reservation mode and can complete the distribution calculation of the charging power according to the reserved time.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown within the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (4)

1. A charging pile scheduling method is characterized by comprising the following steps:
when a first vehicle is connected into the charging pile, the vehicle owner travel arrangement of the first vehicle is read, and the next vehicle using time t of the vehicle owner is calculated1With the current time t01With a first interval period T in between1＝t1-t0；
Reading the required charging electric quantity e of the first vehicler1And a first maximum charging power Pmax1Charging the first vehicle at the first maximum charging power;
when a second vehicle is connected into the charging pile, the vehicle owner travel arrangement of the second vehicle is read, and the next vehicle using time t of the vehicle owner is calculated2With the current time t02With a second interval period T in between2＝t2-t02；
Deriving the first charging period T1And the second charging period T2Overlapping first overlap period Tol1The end time of the first overlap period is tend1；
Calculating the sum of the maximum charging power of all the accessed vehicles in the first overlapping time period, and judging whether the maximum charging power exceeds the redundant electric quantity of the power supply network;
and distributing the charging power of each vehicle in the first overlapping period according to the access sequence, the vehicle time and the residual capacity if the sum of the maximum charging power of all the accessed vehicles in the first overlapping period exceeds the redundant capacity of the power supply network.
2. The method of claim 1, wherein when allocating the charging power of each vehicle within the first overlapping time period according to the access sequence, the vehicle time and the remaining capacity, the method further comprises:
if the end time t of the first overlap periodend1The next time t of the owner of the first vehicle is earlier than1Then, the first remaining period T ═ T is calculated1-tend1The amount of electricity e charged with the first maximum charging powersIf e isb＞esThe first vehicle is in the first overlap period T1Internal charging power Pa1≮eb-es/T1The second vehicle being in the first overlap period T1Average charging power P ina2＝P-Pav1And maximum charging power P of the second vehiclemax2The smaller of these;
if the end time t of the first overlap periodend1The next time t of the owner of the first vehicle1The first vehicle is in the first overlap period T1Internal charging power Pa1＝Pmax1The second vehicle being in the first overlap period T1Internal charging power Pa2＝P-Pav1And maximum charging power P of the second vehiclemax2The smaller of them.
3. The method for dispatching the charging pile according to claim 2, further comprising the steps of:
if P isa12×T1＜er2Sending prompt information to the owner of the second vehicle;
wherein er2The required amount of charge for the second vehicle.
4. The method for dispatching the charging pile according to claim 1, further comprising:
and reading the reserved charging information of the vehicles, and taking the reserved charging time as the access time of each vehicle.
CN201911083501.XA 2019-11-07 2019-11-07 Charging pile scheduling method Pending CN110843589A (en)

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CN112070256A (en) * 2020-09-15 2020-12-11 广东安居宝数码科技股份有限公司 Reserved parking management method and system based on block chain and storage medium thereof
CN115946563A (en) * 2023-03-13 2023-04-11 山东理工大学 Dynamic charge stack power distribution strategy optimization method, system, terminal and medium

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Application publication date: 20200228