CN209290211U - A kind of charging pile - Google Patents
A kind of charging pile Download PDFInfo
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- CN209290211U CN209290211U CN201821962306.5U CN201821962306U CN209290211U CN 209290211 U CN209290211 U CN 209290211U CN 201821962306 U CN201821962306 U CN 201821962306U CN 209290211 U CN209290211 U CN 209290211U
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- charging
- controller
- rectifier
- charging pile
- 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
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- 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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a kind of charging pile, which includes rectifier, charging master control panel and charger, in which: by cable connection, the three-phase alternating current on power grid is converted to direct current by rectifier for rectifier and charger；The master control panel that charges includes controller, and controller is connect with charger by CAN communication；Charger includes DC-DC converter and charging gun, wherein, charging gun exports direct current to battery, and detect the charge parameter of battery, the charge parameter that charging gun will test is transferred to controller, and controller generates charging instruction according to charge parameter, and DC-DC converter receives charging instruction, and DC-DC converter internal control circuit is corresponded to according to charging instruction, export the direct current of corresponding charge parameter.The charging pile has the characteristics that export electric current greatly and output voltage adjustable range is wide, can meet the charge condition of different types of accumulator voltage, makes different types of New-energy electric vehicle that can charge using the charging pile, user-friendly.
Description
Technical field
The utility model relates to the electrically-charging equipment technical fields of ev industry, and in particular to a kind of charging pile.
Background technique
With the development of science and technology New-energy electric vehicle increasingly meets the modernization development theory of environmental protection and energy saving.And it fills
Electric stake as New-energy electric vehicle industry infrastructure increasingly by center and government attention.New-energy electric vehicle
Including hybrid vehicle and pure electric automobile, wherein battery kind, battery capacity, charge mode, the charging voltage of configuration
It is not quite similar with charging current.
Currently, the range of nominal tension of direct-current charging post output is not consistent, it is divided into high-pressure type and low-pressure type, works as battery
When the output voltage range of the inadequate high-pressure type direct-current charging post of voltage, high-pressure type direct-current charging post will be refused to fill the battery
Electricity will lead to user in this way and need to repeatedly attempt the direct-current charging post of different model and charge to battery, makes troubles.
Utility model content
In view of this, providing a kind of charging pile the purpose of the utility model is to overcome the deficiencies in the prior art.The charging
Stake has the characteristics that export electric current greatly and output voltage adjustable range is wide, can meet the charging of different types of accumulator voltage
Condition makes different types of New-energy electric vehicle that can charge using the charging pile, user-friendly.
In order to achieve the above object, the utility model adopts the following technical solution: a kind of charging pile, including rectifier, charging
Master control panel and charger, in which: by cable connection, rectifier turns the three-phase alternating current on power grid for rectifier and charger
It is changed to direct current；The master control panel that charges includes controller, and controller is connect with charger by CAN communication；Charger includes DC-
DC converter and charging gun, wherein charging gun exports direct current to battery, and detects the charge parameter of battery, charging gun
The charge parameter that will test is transferred to controller, and controller generates charging instruction according to charge parameter, and DC-DC converter receives
Charging instruction, and DC-DC converter internal control circuit is corresponded to according to charging instruction, export the direct current of corresponding charge parameter.
Further, DC-DC converter includes digital IIR filters circuit and half bridge type series resonant DC-DC transformation electricity
Road, in which: digital IIR filters circuit includes pulse frequency modulated and/or pulsewidth modulation two ways, digital IIR filters circuit
According to the frequency modulation(PFM) of charging instruction respective pulses and/or pulse width modulation mode, half bridge type series resonant DC-DC conversion circuit root
The direct current of high pressure range and/or low pressure range is exported according to pulsewidth modulation and/or pulse frequency modulated mode.
Further, charging master control panel further includes human-computer interaction interface, and human-computer interaction interface sends enabled instruction to control
Device processed, wherein enabled instruction includes power-on instruction and/or shutdown command.
Further, battery further includes battery management system, and battery management system acquires the charging ginseng of battery in real time
Number, charging gun are connect with battery management system, and charge parameter is transferred to controller by charging gun.
Further, charging pile further includes monitor and monitor terminal, in which: monitor carries out real time electrical quantity to rectifier
Monitoring, and electricity real time information is uploaded to monitor terminal；Monitor terminal is added up and is recorded to electricity real time information.
Further, monitor establishes connection and charging gun and battery management by cable in rectifier and charger
After system establishes connection, sending allows operating instruction to controller.
Further, input terminal setting breaker of plastic casing, thunder-prevention switch, leakage switch and the seal of rectifier.
Further, rectifier includes ARM.
Further, DC-DC converter includes amorphous high frequency transformer.
Further, charging gun is connect with controller by CAN communication.
The utility model uses above technical scheme, and charging gun exports direct current to battery, and charging gun also detects electric power storage
The charge parameter in pond, controller generate charging instruction according to charge parameter, and DC-DC converter corresponds to DC-DC according to charging instruction
The pulsewidth modulation and/or pulse frequency modulated mode of converter internal control circuit export the high pressure range of corresponding charge parameter
And/or the direct current of low pressure range.By the design of DC-DC converter internal circuit make the charging pile have output electric current greatly and
The wide feature of output voltage adjustable range, can meet the charge condition of different types of accumulator voltage, make different types of
New-energy electric vehicle can charge using the charging pile, user-friendly.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structure chart of charging pile provided by the embodiment of the utility model；
Fig. 2 is a kind of working principle diagram for charging pile that the utility model embodiment is applicable in；
Fig. 3 is a kind of internal control circuit figure for DC-DC converter that the utility model embodiment is applicable in.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.Both for be implemented separately PFM and
PWM two ways again for realizing the automatic switchover between two ways,
Fig. 1 is a kind of structure chart of charging pile provided by the embodiment of the utility model, and the present embodiment is suitable for different type
Accumulator voltage the inconsistent situation of charge condition.With reference to Fig. 1, which be can specifically include: rectifier 110,
Charge master control panel 120 and charger 130, in which: by cable connection, rectifier 110 will for rectifier 110 and charger 130
Three-phase alternating current on power grid is converted to direct current；The master control panel 120 that charges includes controller 121, controller 121 and charger
130 are connected by CAN communication；Charger 130 includes DC-DC converter 131 and charging gun 132, wherein charging gun 132 exports
Direct current detects the charge parameter of battery to battery, and the charge parameter that charging gun 132 will test is transferred to controller
121, controller 121 generates charging instruction according to charge parameter, and DC-DC converter 131 receives charging instruction, and is referred to according to charging
Corresponding 131 internal control circuit of DC-DC converter is enabled, the direct current of corresponding charge parameter is exported.
Detailed, which includes rectifier 110, charging master control panel 120 and charger 130, rectifier 110 with fill
Three-phase alternating current on power grid is converted to direct current by cable connection, rectifier 110 by electric appliance 130, in the prior art, rectification
The direct current that device 110 exports is up to 200A or more, and direct current is by cable transmission to charger 130；Charging master control panel 120 include
Controller 121, controller 121 are connect with charger 130 by CAN communication, controller 121 control charger 130 operation with
And the selection of 131 charging modes of charger；Charger 130 includes DC-DC converter 131 and charging gun 132, wherein charging gun
132 output direct currents and detect the charge parameter of battery to battery, wherein the charge characteristic include: battery capacity,
Cell voltage, battery current and battery types.
It enumerates for BYD e5 electric car, the battery cell voltage of the electric car is 750V and battery current is
150A.The charge parameter that the cell voltage that charging gun 132 will test is 750V and battery current is 150A is transferred to controller
121, the charge parameter that controller 121 is 750V according to cell voltage and battery current is 150A generates charging instruction, and DC-DC becomes
Parallel operation 131 receives charging instruction and selects corresponding charging modes, wherein charging modes have low-pressure type and high-pressure type, low-pressure type
Output voltage range is 200V-500V, and the output voltage range of high-pressure type is 300V-750V, and 750V corresponds to high-pressure type charging side
Formula.131 internal control circuit of DC-DC converter is switched to high-pressure type charging modes, and output corresponding voltage is 750V and electric current is
The direct current of 150A.
Further, DC-DC converter includes digital IIR filters circuit and half bridge type series resonant DC-DC transformation electricity
Road, in which: digital IIR filters circuit includes pulse frequency modulated and/or pulsewidth modulation two ways, digital IIR filters circuit
According to the frequency modulation(PFM) of charging instruction respective pulses and/or pulse width modulation mode, half bridge type series resonant DC-DC conversion circuit root
The direct current of high pressure range and/or low pressure range is exported according to pulsewidth modulation and/or pulse frequency modulated mode.
Specifically, be suitable for the utility model be embodiment DC-DC converter may include digital IIR filters circuit and
Half bridge type series resonant DC-DC conversion circuit.According to the description of BYD e5 electric car, 131 inside number of DC-DC converter
Word PID control circuit is switched to pulsewidth modulation (Pulse Width Modulation, PWM) mode.Pulsewidth modulation is using micro-
The numeral output of processor is widely used in from measurement, leads to come a kind of very effective technology controlled analog circuit
In many fields for believing power control and transformation.Pulse width modulation mode, that is, high-pressure type charging modes, half bridge type series resonant
The high voltage direct current of DC-DC conversion circuit output 750V.
In another example, the charging voltage of general small-sized electric vehicle is corresponding for 366V or 384V, 366V or 384V
Low-pressure type charging modes, 131 internal digital PID control circuit of DC-DC converter are switched to pulse frequency modulated (Pulse
Frequency Modulation, PFM) mode.Pulse frequency modulated is a kind of pulse modulation technique, the frequency of modulated signal with
Input signal amplitude and change, duty ratio is constant.Since modulated signal is usually the square-wave signal of frequency variation, PFM
Also referred to as square wave FM.Pulse frequency modulated mode, that is, low-pressure type charging modes, half bridge type series resonant DC-DC conversion circuit are defeated
The low-voltage DC of 366V or 384V out.
Further, charging master control panel 120 further includes human-computer interaction interface, and human-computer interaction interface sends enabled instruction extremely
Controller 121, wherein enabled instruction includes power-on instruction and/or shutdown command.
Detailed, charging master control panel 120 further includes human-computer interaction interface, human-computer interaction circle suitable for the utility model
Face is chosen as touch screen, and illustratively, Fig. 2 is a kind of working principle diagram of charging pile, in Fig. 2, on operator's point touching screen
Booting, human-computer interaction interface sends enabled instruction to controller 121, and controller 121 enters standby mode；Operator clicks touching
The shutdown key on screen is touched, human-computer interaction interface sends shutdown command to controller 121, and controller 121 enters off-mode.
Further, battery further includes battery management system, and battery management system acquires the charging ginseng of battery in real time
Number, charging gun 132 are connect with battery management system, and charge parameter is transferred to 121 controllers by charging gun 132.
Specifically, including battery management system (Battery using the battery that the charging pile charges with reference to Fig. 2
Management System, BMS), BMS is the tie between battery and user, and BMS main object is secondary cell, mainly
It is to be able to improve the utilization rate of battery, prevents battery from occurring overcharging and over-discharge, can be used for electric car.Battery
Management system acquires in real time and shows the charge parameter of battery, and when charging gun 132 accesses battery, charging gun 132 can be examined
The charge parameter of battery is measured, and charge parameter is transferred to controller 121.
Further, which further includes monitor and monitor terminal, in which: monitor carries out reality to rectifier 110
When electricity monitor, and upload electricity real time information to monitor terminal；Monitor terminal is added up and is recorded to electricity real time information.
Specifically, with reference to Fig. 2, it is not free for charging using the charging pile, according to national charging pile charging charging standard
Carry out collecting for electricity expense.Charging pile suitable for the utility model further includes monitor and monitor terminal, monitor connection
Card reader, when effective radio-frequency card is inserted into card reader, monitor sends operating instruction to controller 121, controller 121 by
Machine state enters operating status, starts to control charging process.DC meter, DC meter are accessed in the output end of rectifier 110
Monitor is recorded and is uploaded in real time to the direct current measurement of output, and monitor uploads electricity real time information to monitor terminal；Monitoring
Terminal adds up electricity real time information and is calculated that cost data is transferred to monitor after corresponding expense, monitor according to
Cost data monitors card reader swipe radio-frequency card remaining sum.
Further, monitor rectifier 110 and charger 130 by cable establish connection and charging gun 132 and
After battery management system establishes connection, sending allows operating instruction to controller 121.
Detailed, to ensure reliability and safety in the charging pile charging process, monitor is also used to monitor this and fills
The connection of the cable of electric stake and the connection of charging gun 132.Cable between rectifier 110 and charger 130 is built
It attentions after true connection and charging gun 132 establish with battery management system and correctly connect, monitor retransmits permission operating instruction
To controller 121, controller 121 can enter operating status by standby mode.
Further, input terminal setting breaker of plastic casing, thunder-prevention switch, leakage switch and the seal of rectifier 110.
Detailed, the input of rectifier 110 comes from power grid, on power grid the voltage of power transmission sequence up to 35kV and 35kV with
On.Rectifier 110 rectifies the high-voltage electricity on power transmission sequence, is powerful device, is related to power grid and operator
Safety.So breaker of plastic casing, thunder-prevention switch, leakage switch and seal should be arranged in the input terminal in rectifier 110.
Further, rectifier 110 includes ARM.
Detailed, rectifier 110 is using ARM (Advanced RISC Machine) processor as control core, ARM
Processor is the first item risc microcontroller of the low-power consumption cost of Acorn Co., Ltd, Britain design.Arm processor itself is
32 designs, but 16 bit instruction collection are also equipped with, it saves in general than 32 codes of equal value up to 35%, can but retain 32 systems
Institute it is advantageous.The Jazelle technology of ARM make Java accelerate to obtain it is more much higher than software-based Java Virtual Machine (JVM)
Performance, and same non-Java accelerate nuclear phase than lower power consumption 80%.Increase DSP instruction set provides enhancing 16 on cpu function
Position and 32 arithmetic operation capabilities have very high flexibility and consistency.
Further, DC-DC converter 131 includes amorphous high frequency transformer.
Detailed, DC-DC converter 131 uses amorphous high frequency transformer, in the height of novel universal tiny computer
On frequency power transformer, amorphous-microcrystallizing alloy (instead of ferrite) iron core is used.This iron core (is contained with 5 kinds of alloys
Cu1.0%, Nb3.2%, Si12.7%, B9.4%, Yu Wei Fe) it is manufactured with volume annular core.With small in size, power density
High characteristic.Further, charging gun 132 is connect with controller 121 by CAN communication.
Detailed, charging gun 132 and controller 121 pass through CAN (CAN (Controller Area Network, controller
Local area network) connection setup connection, CAN communication is the serial communication protocol of ISO International Organization for standardization.CAN communication is answered extensively
For Computer Controlled System for Vehicle and environment temperature it is severe/electromagnetic radiation is strong and vibration is big industrial environment, have very high
Reliability and good error detection capability can be used between 121 two equipment of charging gun 132 and controller.
In a specific example, Fig. 3 is a kind of internal control circuit figure of DC-DC converter.In Fig. 3, Q1, Q2
It is main switch, the auxiliary switch that switching frequency f is reduced when Q3, Q4 are for inhibiting light load (low-voltage), L1, C1 and C2 are structures
At the inductance and capacitor of resonance circuit, L2 is the forward and reverse imbalance of resonance current caused by leakage inductance for compensator transformer T
Inductance, LTIt is transformer winding inductance, to prevent the unidirectional saturation of transformer, D1, D2 are the diode of feedback energy, C0 foot
It is enough big, make smothing filtering, R is load, and Ei, Eo are respectively input voltage and output voltage, transformer voltage ratio n.The circuit is
The count values such as maximum of T max or minimum value Tmin according to the on or off time Ton or Toff of main switch, switch periods T
Setting and logic judgment realize any selection and automatic switchover of PFM and PWM mode.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
It should be noted that term " first ", " second " etc. are used for description purposes only in the description of the present invention,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " meaning refer at least two.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (10)
1. a kind of charging pile, which is characterized in that including rectifier, charging master control panel and charger, in which:
By cable connection, the rectifier is converted to the three-phase alternating current on power grid directly for the rectifier and the charger
Galvanic electricity；
The charging master control panel includes controller, and the controller is connect with the charger by CAN communication；
The charger includes DC-DC converter and charging gun, wherein the charging gun output direct current to battery,
And the charge parameter of the battery is detected, the charge parameter that the charging gun will test is transferred to the controller, described
Controller generates charging instruction according to the charge parameter, and the DC-DC converter receives the charging instruction, and according to described
Charging instruction corresponds to the DC-DC converter internal control circuit, the direct current of the corresponding charge parameter of output.
2. charging pile according to claim 1, which is characterized in that the DC-DC converter includes digital IIR filters circuit
With half bridge type series resonant DC-DC conversion circuit, in which:
The digital IIR filters circuit includes pulse frequency modulated and/or pulsewidth modulation two ways, the digital IIR filters
Circuit corresponds to the pulse frequency modulated and/or the pulse width modulation mode, the semibridge system series connection according to the charging instruction
Resonance type DC-DC conversion circuit according to the pulsewidth modulation and/or the pulse frequency modulated mode export high pressure range and/or
The direct current of low pressure range.
3. charging pile according to claim 1, which is characterized in that the charging master control panel further includes human-computer interaction circle
Face, the human-computer interaction interface send enabled instruction to the controller, wherein the enabled instruction include power-on instruction and/
Or shutdown command.
4. charging pile according to claim 1, which is characterized in that the battery further includes battery management system, described
Battery management system acquires the charge parameter of the battery in real time, and the charging gun and the battery management system connect
It connects, the charge parameter is transferred to the controller by the charging gun.
5. charging pile according to claim 4, which is characterized in that the charging pile further includes monitor and monitor terminal,
Wherein:
The monitor carries out real time electrical quantity monitoring to the rectifier, and uploads electricity real time information to the monitor terminal；
The monitor terminal is added up and is recorded to the electricity real time information.
6. charging pile according to claim 5, which is characterized in that the monitor is in the rectifier and the charger
Connection and the charging gun are established by cable and after the battery management system establishes connection, sending allows operating instruction
To the controller.
7. charging pile according to claim 1, which is characterized in that the input terminal setting breaker of plastic casing of the rectifier,
Thunder-prevention switch, leakage switch and seal.
8. charging pile according to claim 1, which is characterized in that the rectifier includes ARM.
9. charging pile according to claim 2, which is characterized in that the DC-DC converter includes amorphous high frequency transformer.
10. charging pile according to claim 4, which is characterized in that the charging gun and the controller pass through CAN communication
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821962306.5U CN209290211U (en) | 2018-11-26 | 2018-11-26 | A kind of charging pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821962306.5U CN209290211U (en) | 2018-11-26 | 2018-11-26 | A kind of charging pile |
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| Publication Number | Publication Date |
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| CN209290211U true CN209290211U (en) | 2019-08-23 |
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ID=67646153
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| CN201821962306.5U Active CN209290211U (en) | 2018-11-26 | 2018-11-26 | A kind of charging pile |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113036867A (en) * | 2021-03-22 | 2021-06-25 | 江苏大学 | Emergency vehicle intelligent charging system |
| CN113300435A (en) * | 2021-06-11 | 2021-08-24 | 万帮数字能源股份有限公司 | Low-voltage self-protection method and device |
| WO2022160182A1 (en) * | 2021-01-28 | 2022-08-04 | 宁德时代新能源科技股份有限公司 | Charging method and power conversion device |
| CN116061733A (en) * | 2023-03-14 | 2023-05-05 | 广东天枢新能源科技有限公司 | Charging pile compatible with high-low voltage output and charging method |
-
2018
- 2018-11-26 CN CN201821962306.5U patent/CN209290211U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022160182A1 (en) * | 2021-01-28 | 2022-08-04 | 宁德时代新能源科技股份有限公司 | Charging method and power conversion device |
| CN113036867A (en) * | 2021-03-22 | 2021-06-25 | 江苏大学 | Emergency vehicle intelligent charging system |
| CN113300435A (en) * | 2021-06-11 | 2021-08-24 | 万帮数字能源股份有限公司 | Low-voltage self-protection method and device |
| CN116061733A (en) * | 2023-03-14 | 2023-05-05 | 广东天枢新能源科技有限公司 | Charging pile compatible with high-low voltage output and charging method |
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