CN109936395A - A kind of more charging pile networking control systems and method based on power coordination - Google Patents
A kind of more charging pile networking control systems and method based on power coordination Download PDFInfo
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- CN109936395A CN109936395A CN201910045042.XA CN201910045042A CN109936395A CN 109936395 A CN109936395 A CN 109936395A CN 201910045042 A CN201910045042 A CN 201910045042A CN 109936395 A CN109936395 A CN 109936395A
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- 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
-
- 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
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of more charging pile networking control systems and method based on power coordination.The system includes a charging pile host, more charging pile slaves, battery charge controller, wireless communication device and background server.Method are as follows: charging pile host uploads information on load and controls charging pile slave if being more than prescribed limit to background server, background server computational load rate size by charging pile host and carry out charge power adjustment；If being not above prescribed limit, the variation of charging pile slave is judged whether there is, if there is then uploading transition information to charging pile host, charging pile host uploads region internal loading information to background server；If without if charging pile host directly upload region internal loading information to background server；Background server timing sends heartbeat packet to charging pile host, re-starts suspension networking when breaking down.Network-building method of the present invention is easy, and data exchange is high-efficient, and the power control of more charging piles in region may be implemented.
Description
Technical field
The present invention relates to the charging pile technical field of electric car, especially a kind of more charging piles based on power coordination
Networking control system and method.
Background technique
Since electric car is more more and more universal, the public arenas such as residential area, parking lot are mounted with more and more to charge
Stake.But the most of charging pile installed at present does not have network savvy, does not have information exchange between more charging piles in region, respectively
Stake is only an independent pile body, while there are an electrical network capacities to limit in the regions such as residential area or parking lot, excessive
Charging pile, which accesses power grid, may exceed transformer capacity limit value, cause damages.
Existing charging pile power control is controlled just for single charging pile mostly, not to all in region
Charging pile carries out charging information on load networking, and there are part charging pile networking technologys by charge information upload server, after being used for
Information on load and control instruction are not efficiently applied to the control of charging pile overall power according to storage and monitoring, but by number of units.
Summary of the invention
The purpose of the present invention is to provide one kind can carry out networking and power control, and number to more charging piles in region
High, more charging pile networking control systems and method convenient for management according to exchange efficiency.
The technical solution for realizing the aim of the invention is as follows: a kind of more charging pile networkings control system based on power coordination
System, including a charging pile host, more charging pile slaves, battery charge controller, wireless communication device and background server；
Terminal of the charging pile host as more charging pile slave information exchanges in region, fills by wireless communication
It sets and is connect with background server；
The charging pile slave is established by single-phase electricity line and charging pile host and is communicated to connect；
The battery charge controller is the control module that charging pile host and charging pile slave realize pile body charging operations, packet
Include power coordination control；
The background server is charging pile power control platform, and device is connect with charging pile host by wireless communication.
Further, the wireless communication device realizes charging pile host and backstage using GPRS or Wi-Fi communication mode
The information exchange of server.
Further, the more charging pile slaves and charging pile host, are connected to the same distribution transformer supply lines
In road.
Further, the battery charge controller, according to the power adjustment for being sent to charging pile slave by charging pile host
Instruction or background server are sent to the power adjustment instruction of charging pile host, control charging pile slave or charging pile host carries out
Corresponding power adjustment operation.
Further, the background server, device receives the working condition that charging pile host is sent by wireless communication
Information, including transformer bearable load amount, region building real-time load and current electric car charging information on load.
A kind of more charging pile networking control methods based on power coordination, comprising the following steps:
Device uploads region internal loading information to background server by wireless communication for step 1, charging pile host；
Step 2, background server calculate current transformer load factor size according to the region internal loading information of upload, if
More than prescribed limit, then it is transferred to step 3, is otherwise transferred to step 5；
Step 3, background server calculate according to region load condition and transformer capacity and issue power control instruction extremely
Charging pile host；
After step 4, charging pile host receive server power adjustment instruction, controlled respectively using power line carrier communication mode
Charging pile slave carries out charge power adjustment；
Step 5, in the case where load factor does not transfinite, judge whether there is charging pile slave network charging or logout power-off,
It is transferred to step 6 if having, is otherwise transferred to step 1；
Step 6, networking or logout charging pile slave establish connection by charging pile host in power line and current region, on
Incoming net or logout information, charging pile host obtain charging pile after machine information, upload region internal loading information again to backstage
Server；
Step 7, background server timing send heartbeat packet to charging pile host, it is ensured that and the connection of charging pile host is normal, if
When charging pile host breaks down, entire charging network re-starts suspension networking.
Further, background server described in step 2 calculates current transformation according to the region internal loading information of upload
Device load factor size, specific as follows:
Background server is according to the real-time grid load P of uploadg, region electric car real time charging load Pc, region fills
Electric stake peak power output PcmaxThe maximal workload P that can be born with distribution transformermax, calculate current transformer load factor:
Then according to current transformer load factor R, judge whether to need to be adjusted charge power in region.
Further, background server described in step 3 is calculated and is issued according to region load condition and transformer capacity
Power control instruction is specific as follows to charging pile host:
Transformer load rate R stability range is 70~85%, after transformer load rate is more than prescribed limit, background service
Device calculates power regulation factor K:
Wherein RresNumerical value is adjusted for transformer load rate, value range is 75~80%；
Then background server issues power control instruction to charging pile host.
Compared with prior art, the present invention its remarkable advantage is: (1) using background server-charging pile host-charging
More charging piles in region are constructed as a charging network, and and background server by the group-network construction of stake slave from top to bottom
It is attached, improves the information flowrate between charging pile, optimize the management mode of charging pile group；(2) background service
Device limits the charging general power in region in the case where combining region load condition and electrical network capacity, and by filling
Electric stake host realization issues the power control instruction of each charging pile slave, guarantees that charging pile slave holds in not superzone domain electric power
Under the premise of amount, safely and efficiently charge.
Detailed description of the invention
Fig. 1 is that the present invention is based on the structural schematic diagrams of more charging pile networking control systems of power coordination.
Fig. 2 is the structural block diagram of charging pile network in the present invention.
Fig. 3 is that the present invention is based on the work flow diagrams of more charging pile networking control methods of power coordination.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in connection with fig. 1, a kind of more charging pile networking control systems based on power coordination of the present invention, including one filled
Electric stake host, more charging pile slaves, battery charge controller, wireless communication device and background server；
Terminal of the charging pile host as more charging pile slave information exchanges in region, fills by wireless communication
It sets and is connect with background server；The charging pile slave is established by single-phase electricity line and charging pile host and is communicated to connect；It is described
Battery charge controller is the control module that charging pile host and charging pile slave realize pile body charging operations, including power coordination control
System；The background server is charging pile power control platform, and device is connect with charging pile host by wireless communication.
In conjunction with Fig. 2, as a kind of specific example, since distribution transformer has barrier action to power carrier signal,
More charging pile slaves and charging pile host in the present invention are all connected in the same distribution transformer power supply line.
As a kind of specific example, battery charge controller is according to the power tune for being sent to charging pile slave by charging pile host
Whole instruction or background server are sent to the power adjustment instruction of charging pile host, control charging pile slave or charging pile host into
The adjustment operation of row corresponding power.
As a kind of specific example, device receives the charging pile that charging pile host is sent to background server by wireless communication
Work state information, including transformer bearable load amount, region building real-time load and current electric car charging load
Information.
In conjunction with Fig. 3, a kind of more charging pile networking control methods based on power coordination of the present invention, comprising the following steps:
Device uploads region internal loading information to background server by wireless communication for step 1, charging pile host；
Step 2, background server calculate current transformer load factor size according to the region internal loading information of upload, if
More than prescribed limit, then it is transferred to step 3, is otherwise transferred to step 5；
Step 3, background server calculate according to region load condition and transformer capacity and issue power control instruction extremely
Charging pile host；
After step 4, charging pile host receive server power adjustment instruction, controlled respectively using power line carrier communication mode
Charging pile slave carries out charge power adjustment；
Step 5, in the case where load factor does not transfinite, judge whether there is charging pile slave network charging or logout power-off,
It is transferred to step 6 if having, is otherwise transferred to step 1；
Step 6, networking or logout charging pile slave establish connection by charging pile host in power line and current region, on
Incoming net or logout information, charging pile host obtain charging pile after machine information, upload region internal loading information again to backstage
Server；
Step 7, background server timing send heartbeat to charging pile host, and packet ensures that the connection of charging pile host is normal, if
When charging pile host breaks down, entire charging network re-starts suspension networking.
As a kind of specific example, background server described in step 2 is calculated according to the region internal loading information of upload
Current transformer load factor size, specific as follows:
Background server data include the maximal workload P that transformer can be bornmax, real-time grid load Pg, region electricity
Electrical automobile currently charges load PcWith charging pile peak power output P in regioncmax, current transformer load factor is calculated, is calculated public
Formula is as follows:
Then according to current transformer load factor R, judge whether to need to be adjusted charge power in region.
As a kind of specific example, background server described in step 3 is according to region load condition and transformer capacity, meter
It calculates and issues power control instruction to charging pile host, specific as follows:
Transformer load rate R stability range is 70~85%, after transformer load rate is more than prescribed limit, background service
Device calculates power regulation factor K::
In above formula, RresNumerical value is adjusted for transformer load rate, value range is 75~80%, Pg-PcFor regional power grid
In infrastructure load take K=1 if K is greater than 1, that is, the output of the charging pile full power that is currently operating.
Then background server issues power control instruction to charging pile host according to power regulation factor K.
In conclusion the present invention uses the background server-group rack of charging pile host-charging pile slave from top to bottom
More charging piles in region are constructed as a charging network, and are attached with background server by structure, improve charging pile it
Between information flowrate, optimize charging pile group management mode；Background server is combining region load condition and electricity
In the case where network capacity amount, the charging general power in region is limited, and is realized by charging pile host to each charging pile slave
Power control instruction issue, guarantee charging pile slave under the premise of not superzone domain power capacity, safely and efficiently carry out
Charging.
Above said content, type preferred embodiment only of the present invention, the embodiment for being not intended to limit type of the present invention.This
The cardinal principle and objective of field those of ordinary skill type according to the present invention can very easily carry out flexible or modification, therefore
The protection scope of type of the present invention should be subject to protection scope required by claims.
Claims (8)
1. a kind of more charging pile networking control systems based on power coordination, which is characterized in that including a charging pile host,
More charging pile slaves, battery charge controller, wireless communication device and background server；
Terminal of the charging pile host as more charging pile slave information exchanges in region, by wireless communication device with
Background server connection；
The charging pile slave is established by single-phase electricity line and charging pile host and is communicated to connect；
The battery charge controller is the control module that charging pile host and charging pile slave realize pile body charging operations, including function
Rate coordinated control；
The background server is charging pile power control platform, and device is connect with charging pile host by wireless communication.
2. the more charging pile networking control systems according to claim 1 based on power coordination, which is characterized in that described
Wireless communication device realizes the information exchange of charging pile host and background server using GPRS or Wi-Fi communication mode.
3. the more charging pile networking control systems according to claim 1 based on power coordination, which is characterized in that described
More charging pile slaves and charging pile host are connected in the same distribution transformer power supply line.
4. the more charging pile networking control systems according to claim 1 based on power coordination, which is characterized in that described
Battery charge controller, according to being sent to the power adjustment instruction of charging pile slave by charging pile host or background server is sent to
The power adjustment instruction of charging pile host, controls charging pile slave or charging pile host carries out corresponding power adjustment operation.
5. the more charging pile networking control systems according to claim 1 based on power coordination, which is characterized in that described
Background server, device receives the work state information that charging pile host is sent by wireless communication, including transformer maximum is held
By load, region building real-time load and current electric car charging information on load.
6. a kind of more charging pile networking control methods based on power coordination, which comprises the following steps:
Device uploads region internal loading information to background server by wireless communication for step 1, charging pile host；
Step 2, background server calculate current transformer load factor size, if being more than according to the region internal loading information of upload
Prescribed limit is then transferred to step 3, is otherwise transferred to step 5；
Step 3, background server calculate according to region load condition and transformer capacity and issue power control instruction to charging
Stake host；
After step 4, charging pile host receive server power adjustment instruction, each charging is controlled using power line carrier communication mode
Stake slave carries out charge power adjustment；
Step 5, in the case where load factor does not transfinite, judge whether there is charging pile slave network charging or logout power-off, if having
It is then transferred to step 6, is otherwise transferred to step 1；
Step 6, networking or logout charging pile slave establish connection by charging pile host in power line and current region, upper incoming
Net or logout information, charging pile host obtain charging pile after machine information, upload region internal loading information again to background service
Device；
Step 7, background server timing send heartbeat packet to charging pile host, it is ensured that the connection of charging pile host is normal, if charging
When stake host breaks down, entire charging network re-starts suspension networking.
7. the more charging pile networking control systems according to claim 6 based on power coordination, which is characterized in that step
Background server described in 2 calculates current transformer load factor size, specifically such as according to the region internal loading information of upload
Under:
Background server is according to the real-time grid load P of uploadg, region electric car real time charging load Pc, region charging pile
Peak power output PcmaxThe maximal workload P that can be born with distribution transformermax, calculate current transformer load factor:
Then according to current transformer load factor R, judge whether to need to be adjusted charge power in region.
8. the more charging pile networking control systems according to claim 6 based on power coordination, which is characterized in that step
Background server described in 3 calculates according to region load condition and transformer capacity and issues power control instruction to charging pile
Host, specific as follows:
Transformer load rate R stability range is 70~85%, after transformer load rate is more than prescribed limit, background server meter
Calculate power regulation factor K:
Wherein RresNumerical value is adjusted for transformer load rate, value range is 75~80%；
Then background server issues power control instruction to charging pile host.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110581721A (en) * | 2019-08-16 | 2019-12-17 | 南京能可瑞科技有限公司 | Intelligent charging communication system for electric automobile |
| CN111152681A (en) * | 2020-02-28 | 2020-05-15 | 重庆国翰能源发展有限公司 | Charging pile based on electric automobile charging cluster and server |
| CN111231725A (en) * | 2020-02-28 | 2020-06-05 | 重庆国翰能源发展有限公司 | Cloud server-based high-power charging pile control system and method |
| CN112653762A (en) * | 2020-12-21 | 2021-04-13 | 南方电网数字电网研究院有限公司 | Ordered charging network framework based on double-core intelligent electric meter |
| CN113381471A (en) * | 2021-05-26 | 2021-09-10 | 深圳市德兰明海科技有限公司 | Control method and device for output limit value of charger and battery energy storage system |
| CN113635795A (en) * | 2021-07-27 | 2021-11-12 | 国创移动能源创新中心(江苏)有限公司 | Power distribution method and device for charging pile group |
| CN114633652A (en) * | 2022-02-16 | 2022-06-17 | 深圳市道通合创新能源有限公司 | Charging system, method and device for power dynamic distribution, main charging pile and medium |
| CN117175603A (en) * | 2023-08-24 | 2023-12-05 | 广州安圣信息科技有限公司 | Intelligent scheduling method for charging pile ad hoc network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111231725A (en) * | 2020-02-28 | 2020-06-05 | 重庆国翰能源发展有限公司 | Cloud server-based high-power charging pile control system and method |
| CN111152681B (en) * | 2020-02-28 | 2021-11-05 | 重庆国翰能源发展有限公司 | Charging pile based on electric automobile charging cluster and server |
| CN112653762A (en) * | 2020-12-21 | 2021-04-13 | 南方电网数字电网研究院有限公司 | Ordered charging network framework based on double-core intelligent electric meter |
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| CN113381471A (en) * | 2021-05-26 | 2021-09-10 | 深圳市德兰明海科技有限公司 | Control method and device for output limit value of charger and battery energy storage system |
| CN113635795A (en) * | 2021-07-27 | 2021-11-12 | 国创移动能源创新中心(江苏)有限公司 | Power distribution method and device for charging pile group |
| CN114633652A (en) * | 2022-02-16 | 2022-06-17 | 深圳市道通合创新能源有限公司 | Charging system, method and device for power dynamic distribution, main charging pile and medium |
| CN114633652B (en) * | 2022-02-16 | 2024-01-05 | 深圳市道通合创数字能源有限公司 | Charging system, method and device for dynamic power distribution, main charging pile and medium |
| CN117175603A (en) * | 2023-08-24 | 2023-12-05 | 广州安圣信息科技有限公司 | Intelligent scheduling method for charging pile ad hoc network |
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Application publication date: 20190625 |