CN207984589U - Matrixing network formula charger system - Google Patents
Matrixing network formula charger system Download PDFInfo
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- CN207984589U CN207984589U CN201820024659.4U CN201820024659U CN207984589U CN 207984589 U CN207984589 U CN 207984589U CN 201820024659 U CN201820024659 U CN 201820024659U CN 207984589 U CN207984589 U CN 207984589U
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- charger
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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
Abstract
The utility model is related to matrixing network formula charger systems, including at least two chargers, each charger includes at least two charging modules and at least one charging gun, the electric energy transmission end of each charger is all connected with DC bus, and corresponding control switch is provided between the electric energy transmission end and DC bus of each charger.When being charged to vehicle with some charging gun, judge whether the output power of the corresponding charger of the charging gun meets charge requirement, if being unsatisfactory for, then control the corresponding control switch conduction of other corresponding chargers, make the corresponding charger input charging, total charge power is promoted, to meet charge requirement.Therefore, even if charging module all in some charger still cannot be satisfied charge requirement when putting into, other chargers can also be put into, increase charge power.It can solve the problem of that charger is only capable of realizing that nominal power charging cannot be combined the super nominal power of realization by several chargers and be charged on Vehicles Collected from Market.
Description
Technical field
The utility model is related to matrixing network formula charger systems.
Background technology
Promote alliance's statistics according to Electric Cars in China charging infrastructure, by June, 2017, China has public fill
14.1 ten thousand, motor, the almost summation in Europe and U.S.'s charger quantity.Market charger ownership has had larger than before
It is promoted, and speedup does not subtract.With deep and the market demand the expansion of charging technique research, flexible charging technique or power dynamic
Distribution charging technique has obtained the approval in market, is subsequent charge compared with the advantage that conventional monolithic charger has utilization rate high
One important directions of technology development.
Current flexibility charging technique is realized by the pattern of " charging heap+charging terminal ", i.e., concentrates all charging modules
To charging heap, and draw several charging terminals.In charging process, charging terminal connects in vehicle and controller control charging heap
Charging module starts, and ratio point is carried out to the general power for the heap that charges according to the charge power of different vehicle and charge-current demands
Match.But the pattern has the following problems：1, charging terminal distance charging heap distance farther out, need to be connected by long range charging wire,
Influence system effectiveness and communication reliability；2, bad adaptability, the improper small-power charger of the pattern；3, flexibility is poor, is only capable of
It realizes and realizes that small-power charges using high-power charger, can not solve to realize asking for high-power charging by small-power charger
Topic；4, construction cost is high, and charging acc power is big, and capital construction scale is big, and purchase cost and capital construction are of high cost；5, cost is extended
Height, after building specification solidification, the later stage promotes service ability or increases new equipment and need to will replace.
It is automatic on demand that a kind of transmitted power is disclosed in the Chinese patent application file of application publication number CN107128195A
The multiple gun charger charging method and charger of distribution, including multiple charging modules, each charging module are inserted with multiple charging guns
Head connection, when with it is a certain rifle plug charge when, the charging module that is distributed according to the maximum charging current of vehicle determination needs
Number, to realize that the number of the charging module actually distributed is more than or equal to the number for the charging module for needing to distribute, or it is remaining
The number of idle charging module is 0, finally controls corresponding charging module booting and charges.Although the charging that this application provides
Method can realize that the number that required charging module is distributed according to actual charging current is still filled to a certain extent
Motor still has certain limitation in charging, still cannot be satisfied charge requirement when all charging modules are put into
When, at this moment in order to ensure the safe operation of charger, charger cannot overpower output, then, charger can not just export
Suitable power, cannot be satisfied charge requirement.
Utility model content
The purpose of this utility model is to provide a kind of matrixing network formula charger system, to solve when all in charger
Charging module the problem of still cannot be satisfied charge requirement when putting into.
To achieve the above object, the utility model includes following technical scheme.
Scheme one：This programme provides a kind of matrixing network formula charger system, including at least two chargers, for arbitrary
One charger, the charger include at least two charging modules and at least one charging gun, and the electric energy of each charger transmits
End is all connected with DC bus, and corresponding control switch is provided between the electric energy transmission end and DC bus of each charger.
In the matrixing network formula charger system that this programme provides, at least two chargers are provided with, each charger includes
At least two charging modules, moreover, the electric energy transmission end of each charger is all connected with DC bus, and the electric energy transmission of each charger
End control switch corresponding with being provided between DC bus makes corresponding charger by controlling the corresponding control switch of conducting
Input charging.Therefore, when being charged to vehicle with some charging gun, if the output of the corresponding charger of the charging gun
Power is unsatisfactory for charge requirement, that is to say, that and charge requirement cannot be met by only putting into the charger, then, just control other phases
The corresponding control switch conduction of charger answered makes other corresponding charger input chargings in this case just have at least two
A charger provides charge power simultaneously, the charge power exported on charging gun be each charger of input output power it
With total charge power will be promoted, to meet charge requirement.Therefore, by the way that multiple chargers are arranged, a charger not
When meeting the requirements, other charger operations are put into, making other chargers, simultaneously machine exports with this charger, can increase charging
Power meets charge requirement.
Scheme two：On the basis of scheme one, the charger system includes control system, the control of the control system
Signal output end control connects each control switch.
Scheme three：On the basis of scheme two, the control system includes charger matrix majorization subsystem, for detecting
The Vehicular charging power demand recognition subsystem of the demand charge power of vehicle and the charging for detecting charger output power
Acc power recognition subsystem, the Vehicular charging power demand recognition subsystem and charging acc power recognition subsystem output connection
Charger matrix majorization subsystem, charger matrix majorization subsystem controls connection each control switch.
Scheme four：On the basis of scheme three, the control system further includes for detecting the maximum allowable charging of charging gun
The charging gun of power allows charge power to detect subsystem, and charging gun allows charge power to detect subsystem output connection charger
Matrix majorization subsystem.
Description of the drawings
Fig. 1 is the overall structure diagram of matrixing network formula charger system；
Fig. 2 is the information flow and power flow diagram in matrixing network formula charger system；
Fig. 3 is the control logic schematic diagram of matrixing network formula charger system.
Specific implementation mode
The utility model is described in more detail below in conjunction with the accompanying drawings.
As shown in Figure 1, matrixing network formula charger system includes M charger, M >=2 are referred to as charger 1, charging
Machine 2 ..., charger M.For any one charger, which includes at least two charging modules, certainly, each to charge
The number of charging module in machine may be the same or different, as shown in Figure 1, setting charger 1 includes L charging mould
Block, charger 2 include P charging module ... ..., and charger M includes N number of charging module, then, L=P=M also can L
≠P≠M.For any one charger, which includes at least one charging gun, certainly, it is generally the case that charger packet
At least two charging guns are included, specific number is set according to actual requirement, in the present embodiment, the charging gun of each charger configuration
Quantity maximum can be equal to the quantity of the charging module in the charger.Wherein, the way of realization of charging gun is not limited to GB/T
The conduction-type type of attachment of 18487 defineds can be the type of attachment of any one charger and vehicle, such as pantograph.
The electric energy transmission end of each charger is all connected with DC bus, and the electric energy transmission end of each charger and DC bus it
Between be provided with corresponding control switch, the present embodiment is by taking D.C. contactor as an example.So, as shown in Figure 1, charger 1 is by straight
Stream contactor K11 connects DC bus with K12, and charger 2 connects DC bus by D.C. contactor K21 with K22 ... ...,
Charger M connects DC bus by D.C. contactor KM1 with KM2.It is contacted by DC bus and direct current between each charger
Device (K11, K12 ... ..., KM1, KM2) is connected, and D.C. contactor is controlled by control system, realizes each charger combination output,
Meets the needs of small-power charger carries out high-power charging.
In order to realize charge control, which further includes control system, alternatively referred to as charger monitoring and scheduling system
System, is communicated by monitoring and scheduling LAN and each charger, realizes information exchange.Certainly, the control letter of the control system
The control of number output end connects each contactor.
Control system realizes detection acquisition and the charge control of related data, including four major parts, is charger respectively
Matrix majorization subsystem, Vehicular charging power detecting system (are referred to as Vehicular charging power demand recognition subsystem, following
Illustrated with Vehicular charging power demand recognition subsystem), charging gun power detecting system (be referred to as charging gun permission
Charge power detects subsystem, allows charge power to detect subsystem with charging gun below) and charger control system, wherein
Charger matrix majorization subsystem is the control core of the control system, realizes the charge control of system；Vehicular charging power needs
Demand charge power of the recognition subsystem for detecting vehicle is sought, can be the power detection device of routine；Charging gun allows to fill
Electrical power monitoring subsystem is used to detect the identification information of charging gun and the maximum allowable output power of charging gun, or
Conventional power detection device；The number of charger control system is identical as charger, and the two corresponds, as shown in Fig. 2, respectively
Charger control system is act as：The relevant information of the corresponding charger of acquisition, and the corresponding charger of control.Wherein, respectively
Charger control system, to charger matrix majorization subsystem, and is communicated therewith by monitoring and scheduling LAN connection, moreover, filling
Electric machine control system can locally be realized in charger, also directly can remotely be realized by charger matrix majorization subsystem；Charging
Machine matrix majorization subsystem equally can realize the communication and control between each charger in local by way of wired connection
System.
For any one charger control system, including charging acc power recognition subsystem, for detecting to inductive charging
The output power of machine can be conventional detection device.
So, it when being charged to vehicle with some charging gun, for example is charged with charging gun MN, Vehicular charging
The demand charge power of the vehicle detected is transferred to charger matrix majorization subsystem by power demand recognition subsystem, charging
The output power of the charger M detected is transferred to charger matrix majorization by the corresponding charging acc power recognition subsystems of rifle MN
Subsystem, the power information that charger matrix majorization subsystem relatively receives judge whether the output power of charger M meets
Charge requirement judges the magnitude relationship of the output power and demand charge power of charger M, if not satisfied, even charger M
Output power be less than demand charge power, then control the corresponding contactor conducting of other corresponding chargers, make to fill accordingly
Motor input charging, the output power of the charger of input will be transferred to charging gun MN by DC bus, and charging gun MN is defeated
The charge power gone out is the sum of the output power of charger of all inputs, then, total charge power just gets a promotion, and meets
Charge requirement.
Further, the realization process of other relevant chargers of control input is as follows：
If the output power of charger M is less than demand charge power, each acc power recognition subsystem that charges also detects correspondence
The rated power of charger, current charge power and residue can use charge power, each acc power recognition subsystem that charges that will examine
The information measured is transferred to charger matrix majorization subsystem, and charger matrix majorization subsystem obtains the work of 1~M-1 of charger
Make situation, traverse the working condition of 1~M-1 of charger in current local area network, judge in current local area network whether available free power
Charger (available free power indicate no Operation at full power).The charger of wherein available free power is found, and according to charging
The difference of the output power of machine and the demand charge power of vehicle selects to need to put into the charger of these available free power
Charger, make total output power of the charger of input be more than or equal to vehicle demand charge power, to meet need
It asks.An example is given below：The output power of charger M is set as S1, another there are two the available free power of charger, respectively
The demand charge power of S2 and S3, vehicle are S4, wherein if S4 ＞ S1, S4 ＞ S1+S2, S4 ＞ S1+S3, S4≤S1+S2+S3,
So, on the basis of putting into charger M, then put into the two idle chargers any one cannot meet the requirements,
Only putting into the two idle chargers simultaneously can meet the requirements, and therefore, control the corresponding contactor of the two chargers
Conducting, while the two idle chargers are put into, it realizes idle charger and charger M and machine exports, three charger outputs
Total output power disclosure satisfy that charge requirement, achieve the purpose that improve charger utilization rate, improve charging rate.In addition,
In order to control the switching of each contactor, system further includes charger intelligently switching subsystem, which connects each contact
Device can receive the real-time command of charger matrix majorization subsystem, control start and stop and the output switching of each charger.
Situations such as in order to ensure charging process safety, avoid the occurrence of charging overcurrent, charging gun allows charge power to detect son
The maximum allowable charge power of the charging gun detected is transferred to charger matrix majorization subsystem, charger matrix majorization by system
Subsystem is using the smaller value in the maximum allowable charge power of charging gun and vehicle demand charge power as charger and machine output
Gross output upper limit value, prevent charging gun overpower export.
If charger is in full power charged state in current local area network, no idle power is for charging, then charger
Matrix majorization subsystem has following two processing modes for selection：First：Outputting alarm signal, automatically prompting user, and carry
Show whether user waits for；Second：According to the ratio of the demand charge power of current to be charged or positive charging vehicle, by current office
Total real output of all chargers is allocated according to the ratio in the net of domain, improves user's charging process flexible
Property.
In addition, if the output power of charger M meets charge requirement, i.e. the output power of charger M is more than or is equal to
Vehicle demand charge power, then, there is no need to carry out the selection input control strategy of above-mentioned charger, need to only throw according to demand
Enter the charging module of the corresponding number in charger M.Since each charging module all has corresponding charge power, then, root
The charging module that suitable number is put into according to vehicle demand charge power keeps total charge power of the charging module of input just big
In or equal to demand charge power.Moreover, in the selection input control strategy of charger, other idle chargers when input
When, if you do not need to all charging modules in some idle charger are put into, then, it can also be according to above-mentioned charging mould
The input strategy of block carries out input control to each charging module in the free time charger.In addition, other than above-mentioned strategy, fill
The input control strategy of electric module can also be corresponding strategies in the prior art, such as application publication number CN107128195A
Control strategy disclosed in Chinese patent application file.Correspondingly, in order to control the input of each charging module, each charger control
It is additionally provided with charging module intelligently switching subsystem in system processed, can receive the real-time command of charger matrix majorization subsystem simultaneously
Charging module start and stop in the corresponding charger of control and output switching.
Fig. 3 provides a kind of specific control logic process of matrixing network formula charger system.
In addition, charger matrix majorization subsystem can also receive charging module intelligently switching subsystem and charger intelligence
Switch the information that subsystem uploads, also can receive output mode control command input by user and the information and life that Integrated Receiver arrives
Paired systems have been enabled to control.
In this system, 1~M of charger can be that also can increase charger quantity by dilatation with a collection of charger, only need by
Each charger is connected into horizontal high voltage by DC bus and accesses charger matrix majorization subsystem.Moreover, in this system,
Charger power transmission cable can be realized by same busbar, can also be realized by different busbares.
Specific embodiment is presented above, but the utility model is not limited to described embodiment.This practicality
Novel basic ideas are above-mentioned basic scheme, for those of ordinary skill in the art, introduction according to the present utility model,
The model, formula, parameter for designing various modifications do not need to spend creative work.The principles of the present invention are not being departed from
The scope of protection of the utility model is still fallen with the change, modification, replacement and modification carried out to embodiment in the case of spirit
It is interior.
Claims (4)
1. a kind of matrixing network formula charger system, which is characterized in that including at least two chargers, for any one charging
Machine, the charger include at least two charging modules and at least one charging gun, and the electric energy transmission end of each charger is all connected with
DC bus, and corresponding control switch is provided between the electric energy transmission end and DC bus of each charger.
2. matrixing network formula charger system according to claim 1, which is characterized in that the charger system includes control
The control signal output control of system processed, the control system connects each control switch.
3. matrixing network formula charger system according to claim 2, which is characterized in that the control system includes charging
Machine matrix majorization subsystem, demand charge power for detecting vehicle Vehicular charging power demand recognition subsystem and be used for
Detect the charging acc power recognition subsystem of charger output power, the Vehicular charging power demand recognition subsystem and charging
Acc power recognition subsystem, which exports, connects charger matrix majorization subsystem, described in the connection of charger matrix majorization subsystem controls
Each control switch.
4. matrixing network formula charger system according to claim 3, which is characterized in that the control system further includes using
Charge power is allowed to detect subsystem in the charging gun of the detection maximum allowable charge power of charging gun, charging gun allows charge power
Detect subsystem output connection charger matrix majorization subsystem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820024659.4U CN207984589U (en) | 2018-01-05 | 2018-01-05 | Matrixing network formula charger system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820024659.4U CN207984589U (en) | 2018-01-05 | 2018-01-05 | Matrixing network formula charger system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591644A (en) * | 2018-11-12 | 2019-04-09 | 江苏万帮德和新能源科技股份有限公司 | DC charging heap dynamic and intelligent power distribution system and its distribution method |
| CN109624765A (en) * | 2018-12-11 | 2019-04-16 | 北京华商三优新能源科技有限公司 | Charging method, apparatus and system |
| CN110696667A (en) * | 2019-10-17 | 2020-01-17 | 科世达(上海)机电有限公司 | Charging control method, device, equipment and medium for electric automobile |
| CN115782667A (en) * | 2023-02-08 | 2023-03-14 | 云南丁旺科技有限公司 | Method and system for distributing electric capacity for charging stack |
-
2018
- 2018-01-05 CN CN201820024659.4U patent/CN207984589U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591644A (en) * | 2018-11-12 | 2019-04-09 | 江苏万帮德和新能源科技股份有限公司 | DC charging heap dynamic and intelligent power distribution system and its distribution method |
| CN109624765A (en) * | 2018-12-11 | 2019-04-16 | 北京华商三优新能源科技有限公司 | Charging method, apparatus and system |
| CN110696667A (en) * | 2019-10-17 | 2020-01-17 | 科世达(上海)机电有限公司 | Charging control method, device, equipment and medium for electric automobile |
| CN115782667A (en) * | 2023-02-08 | 2023-03-14 | 云南丁旺科技有限公司 | Method and system for distributing electric capacity for charging stack |
| CN115782667B (en) * | 2023-02-08 | 2023-04-28 | 云南丁旺科技有限公司 | Method and system for distributing capacitance for charging pile |
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Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |