CN207902206U - A kind of integration charging system - Google Patents
A kind of integration charging system Download PDFInfo
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- CN207902206U CN207902206U CN201820235160.8U CN201820235160U CN207902206U CN 207902206 U CN207902206 U CN 207902206U CN 201820235160 U CN201820235160 U CN 201820235160U CN 207902206 U CN207902206 U CN 207902206U
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- module
- charging
- pipette tips
- phase
- charging system
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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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of integrated charging systems, including controller, phase-shifting transformer, rectification module, DC DC modules, switch arrays, charging pipette tips, the controller and DC DC module communications, the controller is connected with the dry contact signal of switch arrays, and the phase-shifting transformer, rectification module, DC DC modules, switch arrays, charging pipette tips are sequentially connected electrically.By phase-shifting transformer and rectification module common DC bus voltage is provided for multiple DC DC charging modules, the output of DC DC modules is exported by flexible switch array to charging gun, and controller controls on off state, the charge power of each charging gun of reasonable distribution, charger utilization rate is improved, cost is reduced.Meanwhile the integrated high-power charging system of the utility model reduces loss by the way of phase-shifting transformer and rectification module, improves whole efficiency.
Description
Technical field
The utility model is related to electric vehicle charging technique fields, and in particular to a kind of integration charging system.
Background technology
With the development of electric vehicle, the charge requirement of electric vehicle increasingly improves, the different battery capacity of electric vehicle
It is different to the power demand of charging unit with rate of charge.Charging unit is directed to different charge requirements, needs a variety of charging work(
Rate.Current charging system is mostly AC-DC+DC-DC schemes, that there are reliabilities for high-power charging system is low, of high cost,
The problems such as efficiency is low.Charging system proposed by the present invention constitutes the parts AC-DC using phase-shifting transformer and rectifier bridge, reduces system
The cost of system, further rectifier bridge uses uncontrollable rectifier in AC-DC in the present invention, instead of the power of the parts original system AC-DC
The reliability of system can be improved in switching device, reduces and improves system effectiveness.Simultaneously in order to further decrease cost, can configure
The charging pipette tips of different charge powers.
Utility model content
To solve the deficiencies in the prior art, it the purpose of this utility model is to provide a kind of integrated charging system, solves
Current charging system has that reliability is low, of high cost, efficiency is low.
In order to realize above-mentioned target, the utility model adopts the following technical scheme：A kind of integration charging system, it is special
Sign is, including controller, phase-shifting transformer, rectification module, DC-DC module, switch arrays, charging pipette tips, the phase shift transformation
Device, rectification module, DC-DC module, switch arrays, charging pipette tips are sequentially connected electrically；The controller is communicated with DC-DC module,
The dry contact signal of voltage, electric current, temperature signal for sampling DC-DC module, the controller and switch arrays connects, and uses
In the switch state signal of sampling switch array.
A kind of integrated charging system above-mentioned, characterized in that the controller is dsp chip.
A kind of integrated charging system above-mentioned, characterized in that the phase-shifting transformer includes N+1 winding transformer,
One of winding transformer is for providing reactive-load compensation power supply and accessory power supply；
Remaining N number of each 60 °/N of winding phase shift of winding transformer forms 6N pulse wave phase-shifting transformers, N number of winding transformer
Output is separately connected N number of rectifier bridge in rectification module.
A kind of integrated charging system above-mentioned, characterized in that the rectification module includes N number of rectifier bridge.
A kind of integrated charging system above-mentioned, characterized in that the DC-DC module is isolation module, including several
DC-DC converter, the input of each DC-DC converter and the output of rectification module connect, output access switch arrays.
A kind of integrated charging system above-mentioned, characterized in that the switch arrays are contactless contactor, and switch arrays are defeated
Go out connection charging pipette tips.
A kind of integrated charging system above-mentioned, characterized in that the charging pipette tips are configured to same power grade or not
Ad eundem is applied in combination.
A kind of integrated charging system above-mentioned, characterized in that the rectification module output can be with series, parallel or string
It is in parallel.
The advantageous effect that the utility model is reached：The utility model phase-shifting transformer and rectification module substitute existing
Multiwinding transformer or high-power AC-DC module, reduce the use of device for power switching, can effectively reduce cost and damage
Consumption, reliability are high.Common DC bus voltage is provided for multiple DC-DC charging modules by phase-shifting transformer and rectification module, it is more
A DC-DC charging modules output is exported by flexible switch array to charging gun, and controller controls on off state, and reasonable distribution is each
The charge power of a charging gun improves charger utilization rate, reduces cost.Meanwhile integrated high-power Charging of the invention
System reduces loss by the way of phase-shifting transformer and rectification module, improves whole efficiency.
Description of the drawings
Fig. 1 is present system structural schematic diagram；
Fig. 2 is phase-shifting transformer and rectification module detail view；
Fig. 3 is switch arrays and charging pipette tips detail view.
Specific implementation mode
The utility model is further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating this
The technical solution of utility model, and the scope of protection of the utility model cannot be limited with this.
As shown in Figure 1, a kind of integration charging system, including controller, phase-shifting transformer, rectification module, DC-DC moulds
Block, switch arrays, charging pipette tips, the phase-shifting transformer, rectification module, DC-DC module, switch arrays, charging pipette tips are successively
Electrical connection.
Controller uses dsp chip, the controller to be communicated with multiple DC-DC modules, the electricity for sampling DC-DC module
The dry contact signal of pressure, electric current, temperature signal, the controller and switch arrays connects, and is used for the on off state of switch arrays
Signal, and according to practical charge requirement optimum allocation charge power.
Phase-shifting transformer includes N+1 winding transformer, one of winding transformer access reactive power compensator and auxiliary
Power supply, accessory power supply is helped to provide power supply for device in order to control, uninterruptible power supply UPS can also be connected, when phase-shifting transformer or electricity
Device is powered in order to control when net failure；
Remaining N number of each 60 °/N of winding phase shift of winding transformer forms 6N pulse wave phase-shifting transformers, N number of winding transformer
Output is separately connected N number of rectifier bridge in rectification module.
The other side of phase-shifting transformer is a winding, connects power grid.
Rectification module includes N number of rectifier bridge, output can in parallel, series connection connected with connection in series-parallel, rectification module can be
Uncontrollable rectifier using diode and the controlled rectification using controllable devices, controllable devices are insulated gate bipolar transistor
IGBT。
DC-DC module is isolation module, including N number of DC-DC converter, input and the rectification mould of each DC-DC converter
The output of block connects, output access switch arrays；
Switch arrays can be contactless contactor, switch arrays input termination DC-DC module, output connection charging pipette tips；
Charging pipette tips can configure same power grade, also can high-power charging pipette tips and small-power charging pipette tips combination make
With.
Embodiment：
N=4, phase-shifting transformer include 4+1 winding transformer, and one of winding transformer provides the conventional electricity of 380v
Source can connect uninterruptible power supply UPS for providing reactive-load compensation power supply and accessory power supply, when phase-shifting transformer or power grid event
Device is powered in order to control when barrier；
Four winding transformers constitute 24 pulse wave phase-shifting transformers, phase shift angle is respectively 22.5 °, 7.5 °, -7.5 °, -
22.5 °, the output of four winding transformers connects four rectifier bridges respectively；
It is rectifier bridge one respectively, rectifier bridge two, rectifier bridge three, whole as shown in Fig. 2, rectification module includes four rectifier bridges
Stream bridge four, the output-parallel of the output and rectifier bridge three of rectifier bridge one, the output-parallel of the output and rectifier bridge four of rectifier bridge two,
The output of rectifier bridge one and rectifier bridge three is connected with the output of rectifier bridge two and rectifier bridge four, forms common DC bus voltage U
+, U-, shunt capacitance on common DC bus；
As shown in figure 3, DC-DC module is isolation module, including several DC-DC converters, each DC-DC converter
Input is connect with above-mentioned common DC bus, output access switch arrays.
Switch arrays can be contactless contactor, and switch arrays output is charging pipette tips.
Charging pipette tips can configure same power grade, also can high-power charging pipette tips and small-power charging pipette tips combination make
With.For the present embodiment by taking the charging system of 480kw as an example, common DC bus voltage is 750V, and each DC-DC converter power is
60kw, configures 1~8 DC-DC converter, eight charging pipette tips of G1~G8, and the single pipette tips maximum charge power that charges is
480kw, the maximum power of such as each charging pipette tips configuration 480kw, needs 8 × 8=64 switch, cost is higher, can configure
The charging pipette tips of a variety of difference charge powers are filled to save first G1 of configuration 480kw charging guns, 240kw in cost the present embodiment
Electric pipette tips two G3 and G4, first G2 of 120kw charging guns, 60kw charging pipette tips four G5-G8, contactor K1~K17, DC-
DC converters 1 connect charging pipette tips G1 with 2 output-parallel of DC-DC converter by contactor K1, are filled by contactor K2 connections
Electric pipette tips G2 is passed through by contactor K3 connections charging pipette tips G3 after 4 output-parallel of DC-DC converter 3 and DC-DC converter
Contactor K4 connections charging pipette tips G1, by contactor K5 connections charging pipette tips G3, the output of DC-DC converter 5 passes through contactor
K6 connections charging pipette tips G1 passes through contactor K8 connections charging pipette tips G5, DC-DC by contactor K7 connections charging pipette tips G4
The output of converter 6 passes through contactor by contactor K9 connections charging pipette tips G1 by contactor K10 connections charging pipette tips G4
K11 connections charging pipette tips G6, the output of DC-DC converter 7 are connected by contactor K12 connections charging pipette tips G1 by contactor K13
Charging pipette tips G4 is met, by contactor K14 connections charging pipette tips G7, the output of DC-DC converter 8 is filled by contactor K15 connections
Electric pipette tips G1 passes through contactor K17 connections charging pipette tips G8 by contactor K16 connections charging pipette tips G4.Control contactor K1
On off states different~K17 can obtain the charging pipette tips of a variety of different charge powers, can not only meet charge power need
It asks, while saving charging pipette tips cost.
By phase-shifting transformer and rectification module common DC bus voltage, multiple DC- are provided for multiple DC-DC charging modules
The output of DC charging modules is exported by flexible switch array to charging gun, and controller controls on off state, and reasonable distribution is each to fill
The charge power of electric rifle improves charger utilization rate, reduces cost.Meanwhile integrated high-power charging system of the invention, it adopts
With the mode of phase-shifting transformer and rectification module, loss is reduced, improves whole efficiency.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
The scope of protection of the utility model is also should be regarded as into deformation.
Claims (8)
1. a kind of integration charging system, characterized in that including controller, phase-shifting transformer, rectification module, DC-DC module, open
Array, charging pipette tips are closed, the phase-shifting transformer, rectification module, DC-DC module, switch arrays, charging pipette tips are electrically connected successively
It connects；The controller is communicated with DC-DC module, voltage, electric current, temperature signal for sampling DC-DC module, the controller
It is connect with the dry contact signal of switch arrays, is used for the switch state signal of sampling switch array.
2. a kind of integrated charging system according to claim 1, characterized in that the controller is dsp chip.
3. a kind of integrated charging system according to claim 1, characterized in that the phase-shifting transformer includes N+1
Winding transformer, one of winding transformer is for providing reactive-load compensation power supply and accessory power supply；
Remaining N number of each 60 °/N of winding phase shift of winding transformer forms 6N pulse wave phase-shifting transformers, N number of winding transformer output
The N number of rectifier bridge being separately connected in rectification module.
4. a kind of integrated charging system according to claim 1, characterized in that the rectification module includes N number of rectification
Bridge.
5. a kind of integrated charging system according to claim 1, characterized in that the DC-DC module is isolation module,
Including several DC-DC converters, the input of each DC-DC converter and the output of rectification module connect, output access switch
Array.
6. a kind of integrated charging system according to claim 1, characterized in that the switch arrays are opened for contactor
It closes, switch arrays output connection charging pipette tips.
7. a kind of integrated charging system according to claim 1, characterized in that the charging pipette tips are configured to same work(
Rate grade or different brackets are applied in combination.
8. a kind of integrated charging system according to claim 1, characterized in that the rectification module output can go here and there
Connection, in parallel or connection in series-parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820235160.8U CN207902206U (en) | 2018-02-09 | 2018-02-09 | A kind of integration charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820235160.8U CN207902206U (en) | 2018-02-09 | 2018-02-09 | A kind of integration charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207902206U true CN207902206U (en) | 2018-09-25 |
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ID=63560646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820235160.8U Active CN207902206U (en) | 2018-02-09 | 2018-02-09 | A kind of integration charging system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108177551A (en) * | 2018-02-09 | 2018-06-19 | 江苏万帮德和新能源科技股份有限公司 | A kind of integration charging system |
| CN111347916A (en) * | 2018-12-21 | 2020-06-30 | 奥动新能源汽车科技有限公司 | Charging and energy storage integrated battery replacement station |
-
2018
- 2018-02-09 CN CN201820235160.8U patent/CN207902206U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108177551A (en) * | 2018-02-09 | 2018-06-19 | 江苏万帮德和新能源科技股份有限公司 | A kind of integration charging system |
| CN111347916A (en) * | 2018-12-21 | 2020-06-30 | 奥动新能源汽车科技有限公司 | Charging and energy storage integrated battery replacement station |
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Address after: 213100 No. 39 Longhui Road, Wujin High-tech Zone, Changzhou City, Jiangsu Province Patentee after: Wanbang Digital Energy Co., Ltd Address before: 213100 No. 39 Longhui Road, Wujin High-tech Zone, Changzhou City, Jiangsu Province Patentee before: JIANGSU WANBANG DEHE NEW ENERGY TECHNOLOGY Co.,Ltd. |