CN206583968U - A kind of charging pile measures calibration equipment - Google Patents
A kind of charging pile measures calibration equipment Download PDFInfo
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- CN206583968U CN206583968U CN201720804467.0U CN201720804467U CN206583968U CN 206583968 U CN206583968 U CN 206583968U CN 201720804467 U CN201720804467 U CN 201720804467U CN 206583968 U CN206583968 U CN 206583968U
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Abstract
The utility model is applied to electronic applications and measures calibration equipment there is provided a kind of charging pile, and the device includes：Charging pile docking port unit, with alternating-current charging pile grafting；Load docking port unit, with load charging equipment grafting；Simulation control guidance unit, its charging input end is connected with charging pile docking port unit, and its output end that charges is connected with load docking port unit；Verification unit, its charging input end is connected with charging pile docking port unit, its output end that charges is connected with load docking port unit, the output terminal of clock connection of its clock test side and alternating-current charging pile, and the electrical energy pulse output end of its electric energy detection end and alternating-current charging pile is connected.The utility model detects the clocking error and electric energy error of charging pile in charging process, is that charging pile carries out precision deciding grade and level, realizes and carry out electric quantity metering detection to charging pile, forms effective districts and cities supervision, while this product is compact portable, facilitates user's on-the-spot test.
Description
Technical field
The utility model belongs to electronic applications, more particularly to a kind of charging pile metering calibration equipment.
Background technology
With the rapid growth that China's new-energy automobile, particularly electric automobile are produced and sold, electric automobile charging pile is made
For charging infrastructure, its demand also increases therewith.Current electric automobile charging pile can realize that timing, meter electric degree, the meter amount of money fill
Electricity, can be used as citizen's power purchase terminal.It can also be filled simultaneously one more, be electric bicycle charging, so as to improve public fill
The efficiency and practicality of electric stake.
Because charging pile is related to electric energy tariff, calendar scheduling function, it is therefore desirable to periodically carry out electric quantity metering to charging pile
Detection.However, whether the detection to charging pile substantially normally detects to various functions at present, metering and precision are not directed to
Detection, be unfavorable for all-round construction and the supervision in charging pile market.
Utility model content
The purpose of the utility model embodiment is to provide a kind of charging pile metering calibration equipment, it is intended to which solution at present can not
The problem of electric quantity metering detection is carried out to charging pile.
The utility model embodiment is achieved in that a kind of charging pile metering calibration equipment, is connected to alternating-current charging pile
Between load charging equipment, described device includes：
Charging pile docking port unit, the charging pile docking port unit has national standard charging socket, with the AC charging
Stake grafting；
Load docking port unit, the load docking port unit has national standard charging socket, with the load charging equipment
Grafting；
Simulation control guidance unit, for confirming that the handshake between alternating-current charging pile and load charging equipment is normal
Afterwards, control alternating-current charging pile is charged to load charging equipment, and the charging input end of the simulation control guidance unit is filled with described
Electric stake docking port unit connection, the charging output end of the simulation control guidance unit is connected with the load docking port unit；
Verification unit, in charging, the clock signal for obtaining alternating-current charging pile to be compared with reference clock information, is obtained
The clocking error of alternating-current charging pile, while the electrical energy pulse for obtaining alternating-current charging pile is compared with calibration pulse value, obtains exchange and fills
The electric energy error of electric stake, the charging input end of the verification unit is connected with the charging pile docking port unit, and the verification is single
The charging output end of member is connected with the load docking port unit, clock detection end and the AC charging of the verification unit
The output terminal of clock connection of stake, the electric energy detection end of the verification unit connects with the electrical energy pulse output end of the alternating-current charging pile
Connect, the detection output output testing result of the verification unit.
Further, the charging pile metering calibration equipment also includes：
Human-computer interaction interface, operational order and check results for showing host computer, the human-computer interaction interface
Display end is connected with the detection output of the verification unit, and the human-computer interaction interface is also communicated to connect with host computer.
Further, the handshake includes charging connection confirmation signal and control confirmation signal, the simulation control
Guidance unit processed obtains the charging connection confirmation letter from alternating-current charging pile by first, second, third charging input end respectively
Number, control confirmation signal and ground protection signal, and set by first, second, third charging output end to load charging
Standby output charging connection confirmation signal, control confirmation signal and ground protection signal；
The simulation control guidance unit includes：
First comparator, the second comparator, AD sampling modules and switch module；
The first input end of the first comparator controls the first input end of guidance unit, described first for the simulation
Second input of comparator receives the first reference signal, and the of the output end of the first comparator and the AD sampling modules
One input is connected；
The first input end of second comparator controls the second input of guidance unit, described second for the simulation
Second input of comparator receives the second reference signal, and the of the output end of second comparator and the AD sampling modules
Two inputs are connected；
The output end of the AD sampling modules is connected with the control end of the switch module, a conducting of the switch module
End group is the simulation control guidance unit respectively by first, second, third charging input end, the switch module it is another
Conduction terminal group passes through first, second, third charging output end respectively for the simulation control guidance unit.
Further, the verification unit obtains the clock signal of alternating-current charging pile by connection；
The reference clock information is obtained by GPS.
Further, the verification unit includes：
First voltage modular converter, for AC three-phase voltage to be converted into exchange small voltage signal, the first voltage
The input of modular converter is the charging input end of the verification unit；
Current Voltage modular converter, for AC three-phase circulation to be changed into exchange small voltage signal, the Current Voltage
The charging input end of the input of modular converter simultaneously for the verification unit；
Second voltage modular converter, for the big voltage signal of the exchange to be converted into exchange small voltage signal, described the
The input of two voltage transformation modules is connected with the output end of the Current Voltage modular converter；
AD conversion module, for exchange small voltage signal to be converted into data signal, two inputs of the AD conversion module
The output end respectively with the first voltage modular converter and the second voltage modular converter is held to be connected；
Pulse collection module, for gathering electrical energy impulse signals, the input of the pulse collection module from alternating-current charging pile
Hold the electric energy detection end for the verification unit；
Processor, for according to the direct current AD sampled signals calculate generation calibration pulse value, and with the electrical energy pulse
Signal compares, and obtains the electric energy error of alternating-current charging pile, and the clock signal for obtaining alternating-current charging pile is believed with reference clock
Breath compares, and obtains the clocking error of alternating-current charging pile, the sampled data end of the processor and the output of the AD conversion module
End connection, the clock data end of the processor is the clock detection end of the verification unit, and the output end of the processor is
The detection output of the verification unit.
Further, the processor is high-speed dsp.
Further, the high-speed dsp is communicated by serial communication mode with human-computer interaction interface.
Further, the charging pile metering calibration equipment also includes human-computer interaction interface, the output of the processor
End is communicated to connect with the human-computer interaction interface, the controlling of sampling output end of the processor and the precision of the AD conversion module
Control end is connected, and the processor adjusts the conversion of the AD conversion module by the control instruction obtained from human-computer interaction interface
Precision.
The utility model embodiment can detect the clocking error and electric energy error of charging pile in charging process, for charging
Stake carries out precision deciding grade and level, realizes and carries out electric quantity metering detection to charging pile, effective districts and cities supervision is formed, while this product is small
It is skilful portable, facilitate user's on-the-spot test.
Brief description of the drawings
Fig. 1 measures the structure chart of calibration equipment for the charging pile that the utility model embodiment is provided；
The structure of simulation control guidance unit in the charging pile metering calibration equipment that Fig. 2 provides for the utility model embodiment
Figure；
The structure chart of verification unit in the charging pile metering calibration equipment that Fig. 3 provides for the utility model embodiment.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.In addition, institute in each embodiment of the utility model disclosed below
As long as the technical characteristic being related to does not constitute conflict and can be just mutually combined each other.
The utility model embodiment can detect the clocking error and electric energy error of charging pile in charging process, for charging
Stake carries out precision deciding grade and level, realizes and carries out electric quantity metering detection to charging pile, effective districts and cities supervision is formed, while this product is small
It is skilful portable, facilitate user's on-the-spot test.
Fig. 1 shows that the charging pile that the utility model embodiment is provided measures the structure of calibration equipment, for convenience of description,
It illustrate only the part related to the utility model.
As the embodiment of the utility model one, charging pile metering calibration equipment 1 is connected to alternating-current charging pile 2 and load
Between charging equipment 3, the load charging equipment can be that electric automobile, electric bicycle or other load chargings are set
Standby, charging pile metering calibration equipment 1 includes：
There is charging pile docking port unit 11, charging pile docking port unit 11 national standard (GB-T20234.2-2015) charging to insert
Seat, with the grafting of alternating-current charging pile 2；
Load docking port unit 12, load docking port unit 12 has national standard (GB-T20234.2-2015) charging socket,
With the grafting of load charging equipment 3；
Simulation control guidance unit 13, for confirming the handshake between alternating-current charging pile 2 and load charging equipment 3 just
Chang Hou, control alternating-current charging pile 2 charges to load charging equipment 3, and the handshake includes charging connection confirmation signal CC and control
Confirmation signal CP processed, the charging input end of simulation control guidance unit 13 is connected with charging pile docking port unit 11, simulation control
The charging output end of guidance unit 13 is connected with load docking port unit 12；
Verification unit 14, for charging when, obtain alternating-current charging pile 2 clock signal compared with reference clock information,
The clocking error of alternating-current charging pile 2 is obtained, while the electrical energy pulse for obtaining alternating-current charging pile 2 is compared with calibration pulse value, is obtained
The electric energy error of alternating-current charging pile 2, the charging input end of verification unit 14 is connected with charging pile docking port unit 11, verification unit
14 charging output end is connected with load docking port unit 12, the clock detection end of verification unit 14 and alternating-current charging pile 2 when
Clock output end is connected, and the electric energy detection end of verification unit 14 is connected with the electrical energy pulse output end of alternating-current charging pile 2, verification unit
14 detection output output testing result.
In the utility model embodiment, the clock that verification unit 14 can obtain alternating-current charging pile 2 by connection is believed
Number, and reference clock information can be obtained by GPS.
In the utility model embodiment, simulation control guidance unit 13 is after handshake is confirmed to load charging equipment
3 are charged, and the clock signal and electric energy arteries and veins of alternating-current charging pile 2 are obtained during charging by verification unit 14
Punching, the clocking error and electric energy error of alternating-current charging pile 2 are drawn by being compared with reference clock signal and calibration pulse value, are realized
Verification to alternating-current charging pile 2, it is possible to which precision deciding grade and level is carried out to alternating-current charging pile 2 according to the grade of errors of check results.
Preferably, charging pile metering calibration equipment 1 can also include：
Human-computer interaction interface 15, the human-computer interaction interface 15 can be realized by display device, can also pass through mobile phone etc.
Terminal realizes that the human-computer interaction interface 15 can communicate with host computer, and the operational order and verification for showing host computer are single
The check results of the output of member 14, the display end of human-computer interaction interface 15 is connected with the detection output of verification unit 14, man-machine friendship
Mutual interface 15 is communicated to connect with host computer.
The utility model embodiment can detect the clocking error and electric energy error of charging pile in charging process, for charging
Stake carries out precision deciding grade and level, realizes and carries out electric quantity metering detection to charging pile, effective districts and cities supervision is formed, while this product is small
It is skilful portable, facilitate user's on-the-spot test.
Fig. 2 shows simulation control guidance unit in the charging pile metering calibration equipment that the utility model embodiment is provided
Structure, for convenience of description, illustrate only the part related to the utility model.
As the embodiment of the utility model one, simulation control guidance unit 13 passes through first, second, third charging respectively
Input obtains the charging connection confirmation signal CC from alternating-current charging pile 2, control confirmation signal CP and ground protection signal PE,
And charging connection confirmation signal CC, control confirmation are exported to load charging equipment 3 by first, second, third charging output end
Signal CP and ground protection signal PE；
Simulation control guidance unit 13 includes：
First comparator CP1, second comparator CP2, AD sampling module 131 and switch module 132；
First comparator CP1 first input end is the first input end of simulation control guidance unit 13, first comparator
CP1 the second input receives the first reference signal, first comparator CP1 output end and the first of AD sampling modules 131 defeated
Enter end connection；
Second comparator CP2 first input end is the second input of simulation control guidance unit 13, the second comparator
CP2 the second input receives the second reference signal, the second comparator CP2 output end and the second of AD sampling modules 131 defeated
Enter end connection；
The output end of AD sampling modules 131 is connected with the control end of switch module 132, a conduction terminal of switch module 132
Group passes through first, second, third charging input end, another conducting of switch module 132 respectively for simulation control guidance unit 13
End group passes through first, second, third charging output end respectively for simulation control guidance unit 13.
In the utility model embodiment, first comparator CP1 and the second comparator CP2 confirm to charging connection respectively
Signal CC, control confirmation signal CP are compared confirmation, and comparative result is exported sampled to AD sampling modules 131, so as to sentence
Whether normal determine handshake, turned on, opened by switch controlling signal controlling switch module 132 after confirming that handshake is normal
Pass module 132 after switch passes to charging connection confirmation signal CC, control confirmation signal CP and ground protection signal PE negative
Lotus charging equipment 3, charges to load charging equipment 3.
The utility model embodiment can detect the clocking error and electric energy error of charging pile in charging process, for charging
Stake carries out precision deciding grade and level, realizes and carries out electric quantity metering detection to charging pile, effective districts and cities supervision is formed, while this product is small
It is skilful portable, facilitate user's on-the-spot test.
Fig. 3 shows the structure of verification unit in the charging pile metering calibration equipment that the utility model embodiment is provided, and is
It is easy to explanation, illustrate only the part related to the utility model.
As the embodiment of the utility model one, the verification unit 14 includes：
First voltage modular converter 141, for AC three-phase voltage to be converted into exchange small voltage signal, first voltage turns
The input for changing the mold block 141 is the charging input end of verification unit 14；
Current Voltage modular converter 142, for AC three-phase circulation to be changed into exchange small voltage signal, Current Voltage turns
Change the mold the charging input end of the input of block 142 simultaneously for verification unit 14；
Second voltage modular converter 143, exchange small voltage signal, second voltage are converted to for will exchange big voltage signal
The input of modular converter 143 is connected with the output end of Current Voltage modular converter 142；
AD conversion module 144, for exchange small voltage signal to be converted into digital sampled signal, AD conversion module 144
Output end of two inputs respectively with first voltage modular converter 141 and second voltage modular converter 143 is connected；
Pulse collection module 145, for from alternating-current charging pile 2 gather electrical energy impulse signals, pulse collection module 145 it is defeated
Enter electric energy detection end of the end for verification unit 14；
Processor 146, for according to digital sampled signal calculate generation calibration pulse value, and with electrical energy impulse signals ratio
Compared with obtaining the electric energy error of alternating-current charging pile 2, and the clock signal and reference clock information ratio of alternating-current charging pile 2 will be obtained
Compared with obtaining the clocking error of alternating-current charging pile 2, the sampled data end of processor 146 connects with the output end of AD conversion module 144
Connect, the clock data end of processor 146 is the clock detection end of verification unit 14, and the output end of processor 146 is verification unit
14 detection output.
When the output end of processor 146 is communicated to connect with human-computer interaction interface, the controlling of sampling output end of processor 146
It is connected with the precision controlling end of AD conversion module 144, processor 146 is adjusted by the control instruction obtained from human-computer interaction interface
The conversion accuracy of AD conversion module 144.
More preferably, processor 146 can be realized using high-speed dsp.The high-speed dsp passes through serial communication mode and man-machine friendship
Mutual interface communications.
In the utility model embodiment, voltage that verification unit 14 exports alternating-current charging pile 2, current signal are by electricity
AD conversion module 144 is given to after pressure conversion and electric current conversion and carries out analog-to-digital conversion, so as to generate the numeral letter that DSP can be recognized
Number, DSP control sections calculate a performance number by the data signal, then calculate a standard by high-speed dsp
Pulse value, then the electrical energy impulse signals of the output of alternating-current charging pile 2 with being collected by pulse collection module 145 are compared,
So as to calculate the electric energy error of alternating-current charging pile 2, defined the level according to electric energy error for the precision of alternating-current charging pile 2.
The utility model embodiment can detect the clocking error and electric energy error of charging pile in charging process, for charging
Stake carries out precision deciding grade and level, realizes and carries out electric quantity metering detection to charging pile, effective districts and cities supervision is formed, while this product is small
It is skilful portable, facilitate user's on-the-spot test.
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model
Any modifications, equivalent substitutions and improvements made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (8)
1. a kind of charging pile measures calibration equipment, it is connected between alternating-current charging pile and load charging equipment, it is characterised in that institute
Stating device includes：
Charging pile docking port unit, the charging pile docking port unit has national standard charging socket, is inserted with the alternating-current charging pile
Connect；
Load docking port unit, the load docking port unit has national standard charging socket, with the load charging equipment grafting；
Simulation control guidance unit, after confirming that the handshake between alternating-current charging pile and load charging equipment is normal, control
Alternating-current charging pile processed charges to load charging equipment, the charging input end and the charging pile pair of the simulation control guidance unit
Interface unit is connected, and the charging output end of the simulation control guidance unit is connected with the load docking port unit；
Verification unit, in charging, the clock signal for obtaining alternating-current charging pile to be compared with reference clock information, is exchanged
The clocking error of charging pile, while the electrical energy pulse for obtaining alternating-current charging pile is compared with calibration pulse value, obtains alternating-current charging pile
Electric energy error, the charging input end of the verification unit is connected with the charging pile docking port unit, the verification unit
Charging output end is connected with the load docking port unit, clock detection end and the alternating-current charging pile of the verification unit
Output terminal of clock is connected, and the electric energy detection end of the verification unit is connected with the electrical energy pulse output end of the alternating-current charging pile,
The detection output output testing result of the verification unit.
2. charging pile as claimed in claim 1 measures calibration equipment, it is characterised in that the charging pile metering calibration equipment is also
Including：
Human-computer interaction interface, operational order and check results for showing host computer, the display of the human-computer interaction interface
End is connected with the detection output of the verification unit, and the human-computer interaction interface is also communicated to connect with host computer.
3. charging pile as claimed in claim 1 measures calibration equipment, it is characterised in that the handshake includes charging connection
Confirmation signal and control confirmation signal, the simulation control guidance unit are obtained by first, second, third charging input end respectively
Fetch charging connection confirmation signal from alternating-current charging pile, control confirmation signal and ground protection signal, and by first, the
2nd, the 3rd charging output end exports charging connection confirmation signal, control confirmation signal and ground connection to the load charging equipment and protected
Protect signal；
The simulation control guidance unit includes：
First comparator, the second comparator, AD sampling modules and switch module；
The first input end of the first comparator is the first input end of the simulation control guidance unit, and described first compares
Second input of device receives the first reference signal, and the first of the output end of the first comparator and the AD sampling modules is defeated
Enter end connection；
The first input end of second comparator is the second input of the simulation control guidance unit, and described second compares
Second input of device receives the second reference signal, and the second of the output end of second comparator and the AD sampling modules is defeated
Enter end connection；
The output end of the AD sampling modules is connected with the control end of the switch module, a conduction terminal group of the switch module
Pass through first, second, third charging input end, another conducting of the switch module respectively for the simulation control guidance unit
End group passes through first, second, third charging output end respectively for the simulation control guidance unit.
4. charging pile as claimed in claim 1 measures calibration equipment, it is characterised in that the verification unit is obtained by connection
Take the clock signal of alternating-current charging pile；
The reference clock information is obtained by GPS.
5. charging pile as claimed in claim 1 measures calibration equipment, it is characterised in that the verification unit includes：
First voltage modular converter, for AC three-phase voltage to be converted into exchange small voltage signal, the first voltage conversion
The input of module is the charging input end of the verification unit；
Current Voltage modular converter, for AC three-phase circulation to be changed into exchange small voltage signal, the Current Voltage conversion
The charging input end of the input of module simultaneously for the verification unit；
Second voltage modular converter, for the big voltage signal of exchange to be converted into exchange small voltage signal, second electricity
The input of pressure modular converter is connected with the output end of the Current Voltage modular converter；
AD conversion module, for exchange small voltage signal to be converted into digital sampled signal, two inputs of the AD conversion module
The output end respectively with the first voltage modular converter and the second voltage modular converter is held to be connected；
Pulse collection module, for gathering electrical energy impulse signals from alternating-current charging pile, the input of the pulse collection module is
The electric energy detection end of the verification unit；
Processor, for according to the digital sampled signal calculate generation calibration pulse value, and with the electrical energy impulse signals ratio
Compared with, the electric energy error of alternating-current charging pile is obtained, and the clock signal for obtaining alternating-current charging pile is compared with reference clock information,
The clocking error of alternating-current charging pile is obtained, the sampled data end of the processor is connected with the output end of the AD conversion module,
The clock data end of the processor is the clock detection end of the verification unit, and the output end of the processor is the verification
The detection output of unit.
6. charging pile as claimed in claim 5 measures calibration equipment, it is characterised in that the processor is high-speed dsp.
7. charging pile as claimed in claim 6 measures calibration equipment, it is characterised in that the high-speed dsp passes through serial communication
Mode communicates with human-computer interaction interface.
8. charging pile as claimed in claim 5 measures calibration equipment, it is characterised in that the charging pile metering calibration equipment is also
Including human-computer interaction interface, the output end of the processor is communicated to connect with the human-computer interaction interface, and the processor is adopted
Sample control output end is connected with the precision controlling end of the AD conversion module, and the processor from human-computer interaction interface by obtaining
Control instruction adjust the conversion accuracy of the AD conversion module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720804467.0U CN206583968U (en) | 2017-07-04 | 2017-07-04 | A kind of charging pile measures calibration equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720804467.0U CN206583968U (en) | 2017-07-04 | 2017-07-04 | A kind of charging pile measures calibration equipment |
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| CN206583968U true CN206583968U (en) | 2017-10-24 |
Family
ID=60092677
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| CN201720804467.0U Active CN206583968U (en) | 2017-07-04 | 2017-07-04 | A kind of charging pile measures calibration equipment |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108445441A (en) * | 2018-06-22 | 2018-08-24 | 国网山东省电力公司电力科学研究院 | A kind of method of inspection for realizing alternating-current charging pile electric flux error checking function |
| CN108828359A (en) * | 2018-06-22 | 2018-11-16 | 国网山东省电力公司电力科学研究院 | A kind of method of inspection for realizing direct-current charging post electric flux error checking function |
| CN109061291A (en) * | 2018-06-22 | 2018-12-21 | 国网山东省电力公司电力科学研究院 | A kind of method of calibration of embedded On-line sampling system charging pile electric energy error |
| CN110171319A (en) * | 2019-06-03 | 2019-08-27 | 国网四川省电力公司电力科学研究院 | A kind of three-phase standard AC charging pile that can be used for tracing to the source |
| CN112087027A (en) * | 2020-08-26 | 2020-12-15 | 深圳市杉川机器人有限公司 | Charging station, automatic working system and charging method of self-moving equipment |
| CN112305346A (en) * | 2020-10-20 | 2021-02-02 | 保定新云达电力设备有限责任公司 | Portable alternating-current charging pile field detection device and detection method thereof |
| CN112379189A (en) * | 2020-09-27 | 2021-02-19 | 国网浙江省电力有限公司衢州供电公司 | AC/DC charger consistency detection system and detection method |
| CN114613066A (en) * | 2022-03-25 | 2022-06-10 | 广东易正电气股份有限公司 | Automatic control charging method of charging pile |
-
2017
- 2017-07-04 CN CN201720804467.0U patent/CN206583968U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108445441A (en) * | 2018-06-22 | 2018-08-24 | 国网山东省电力公司电力科学研究院 | A kind of method of inspection for realizing alternating-current charging pile electric flux error checking function |
| CN108828359A (en) * | 2018-06-22 | 2018-11-16 | 国网山东省电力公司电力科学研究院 | A kind of method of inspection for realizing direct-current charging post electric flux error checking function |
| CN109061291A (en) * | 2018-06-22 | 2018-12-21 | 国网山东省电力公司电力科学研究院 | A kind of method of calibration of embedded On-line sampling system charging pile electric energy error |
| CN110171319A (en) * | 2019-06-03 | 2019-08-27 | 国网四川省电力公司电力科学研究院 | A kind of three-phase standard AC charging pile that can be used for tracing to the source |
| CN110171319B (en) * | 2019-06-03 | 2024-02-13 | 国网四川省电力公司电力科学研究院 | Three-phase standard alternating-current charging pile capable of being used for tracing |
| CN112087027A (en) * | 2020-08-26 | 2020-12-15 | 深圳市杉川机器人有限公司 | Charging station, automatic working system and charging method of self-moving equipment |
| CN112379189A (en) * | 2020-09-27 | 2021-02-19 | 国网浙江省电力有限公司衢州供电公司 | AC/DC charger consistency detection system and detection method |
| CN112305346A (en) * | 2020-10-20 | 2021-02-02 | 保定新云达电力设备有限责任公司 | Portable alternating-current charging pile field detection device and detection method thereof |
| CN114613066A (en) * | 2022-03-25 | 2022-06-10 | 广东易正电气股份有限公司 | Automatic control charging method of charging pile |
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