CN205901385U - A voltage abnormity listens circuit and fills electric pile for filling electric pile - Google Patents
A voltage abnormity listens circuit and fills electric pile for filling electric pile Download PDFInfo
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- CN205901385U CN205901385U CN201620851165.4U CN201620851165U CN205901385U CN 205901385 U CN205901385 U CN 205901385U CN 201620851165 U CN201620851165 U CN 201620851165U CN 205901385 U CN205901385 U CN 205901385U
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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
- Y02T10/72—Electric energy management in electromobility
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a fill electric pile's voltage abnormity detection circuitry and fill electric pile. The utility model discloses a fill electric pile's voltage abnormity detection circuitry, include: rectification sampling unit, overvoltage detection module unit and brown -out detection unit, the output of brown -out detection unit and the output of overvoltage detection module unit are connected, listen the output of circuit as voltage abnormity, be higher than a reference voltage or when sample voltage is less than the 2nd reference voltage as sample voltage, voltage abnormity listens the output voltage abnormity signal of circuit. And one kind filled electric pile, listens the circuit including above -mentioned voltage abnormity. Above -mentioned voltage abnormity listens the circuit and fills electric pile, when grid voltage is undulant or unstable, can listen circuit output voltage abnormity signal through voltage abnormity to control fill electric pile stop output charging, avoid the harm to the battery charging outfit, can improve the reliability and the security of filling electric pile, and ensured the safety of battery charging outfit.
Description
Technical field
This utility model is related to new forms of energy charging field, more particularly to a kind of electric voltage exception detecting electricity for charging pile
Road and charging pile.
Background technology
With the popularization of increasingly attention and new energy technology to environmental problem, increasing new forms of energy equipment is walked
Enter huge numbers of families, the especially popularization of pure electric automobile.And a great problem that the popularization of pure electric automobile runs into is it is simply that charge
Difficult.
Single phase ac charging pile is simple with its structure, easy for installation, and popularization degree is the widest the features such as cost performance is high.This charging
Stake can be arranged on the parking lot of residential area, go out to lease the ground such as parking lot, both can install concentratedly it is also possible to disperse to install,
Very convenient.
But the output AC voltage of single phase ac charging pile is subject to the influence of fluctuations of line voltage, thus making to charger
Become harmful effect, or even affect its performance and life-span.
Utility model content
Based on this it is necessary to be subject to the problem of grid voltage fluctuation influence for above-mentioned charging pile, one kind is provided to be used for charging
The electric voltage exception circuit for detecting of stake and charging pile.
A kind of voltage abnormal detection circuit for charging pile, comprising:
Rectification sampling unit, the outfan of the input including input line voltage and output sampled voltage；
Over-pressed detector unit, including the first input end inputting described sampled voltage and input the first reference voltage second
Input；And
Under-voltage detector unit, including the 3rd input inputting described sampled voltage and the input the second reference voltage the 4th
Input, the outfan of the outfan of described under-voltage detector unit and described overvoltage detector unit connects, different as described voltage
The often outfan of circuit for detecting；
When described sampled voltage is higher than described first reference voltage or works as described sampled voltage less than described second with reference to electricity
During pressure, the outfan output voltage abnormal signal of described electric voltage exception circuit for detecting.
The above-mentioned electric voltage exception circuit for detecting for charging pile, can judge that input voltage is over-pressed or under-voltage in time,
Thus control charging pile to stop output charging, it is to avoid the infringement to charger, it is possible to increase the reliability of charging pile and safety
Property, and ensure that the safety of charger.
Wherein in an embodiment, described overvoltage detector unit include the first operational amplifier, the first photo-coupler and
5th diode, the outfan of described rectification sampling unit connects the normal phase input end of described first operational amplifier, and described the
The inverting input of one operational amplifier inputs described first reference voltage, and the outfan of described first operational amplifier connects institute
State the input of the first photo-coupler, the outfan of described first photo-coupler connects the positive pole of described 5th diode, described
The negative pole of the 5th diode is as the outfan of described overvoltage detector unit.
Wherein in an embodiment, described under-voltage detector unit include the second operational amplifier, the first audion, second
Photo-coupler and the 6th diode, the outfan of described rectification sampling unit connects the positive input of described second operational amplifier
End, the inverting input of described second operational amplifier inputs described second reference voltage, described second operational amplifier defeated
Go out the base stage that end connects described first audion, the colelctor electrode of described first audion connects the input of described second photo-coupler
End, the emitter stage input reference voltage of described first audion；The outfan of described second photo-coupler connects the described 6th 2
The positive pole of pole pipe, the negative pole of described 6th diode is as the outfan of described under-voltage detector unit.
Wherein in an embodiment, described first audion is pnp audion.
Wherein in an embodiment, described electric voltage exception circuit for detecting also includes reference voltage arranging unit, described ginseng
Examine voltage setting unit and include 3rd resistor, the tenth resistance and the 4th resistance, one end input reference voltage of described 3rd resistor,
The other end of described 3rd resistor connects the second input of described overvoltage detector unit, exports described first reference voltage；Institute
State one end ground connection of the 4th resistance, the other end of described 4th resistance connects the 4th input of described under-voltage detector unit, defeated
Go out described second reference voltage；Described tenth resistant series are between described 3rd resistor and described 4th resistance.
A kind of charging pile, including main control module and switch element, one end of described switch element and described charging pile defeated
Enter end to connect, the outfan of the other end and described charging pile connects, and described main control module connects described switch element, for controlling
Described switch element, also includes the electric voltage exception circuit for detecting described in above-mentioned any one, described electric voltage exception circuit for detecting
One end inputs line voltage, and the other end and described main control module connect, for when the input of described line voltage is abnormal, exporting electricity
Reduce off-flavor regular signal, described main control module controls described switch element to stop described charging when receiving described electric voltage exception signal
The output of stake.
Above-mentioned charging pile, when voltage ripple of power network or shakiness, can be different by electric voltage exception circuit for detecting output voltage
Regular signal, thus control charging pile to stop output charging, it is to avoid the infringement to charger, it is possible to increase the reliability of charging pile
And safety, and ensure that the safety of charger.
Wherein in an embodiment, also include jerk module, one end of described jerk module and described main control module are even
Connect, the other end and described switch element connect, described jerk module is used for switch element described in Non-follow control and disconnects.
Wherein in an embodiment, described switch element includes controlling switch and catalyst, and the of described controlling switch
One end connects described main control module and described jerk module, and the second end of described controlling switch and described catalyst connect, described
One end of catalyst connects the input of described charging pile, and the other end connects the outfan of described charging pile.
Wherein in an embodiment, also include module of swiping the card, described swipe the card module and the connection of described main control module, it is used for
By main control module described in the information input of recharged card.
Wherein in an embodiment, also include display module and display lamp, described display module and described display lamp divide
Other and described main control module connects, and described display module is used for showing the parameter information of described charging pile, described display lamp is used for
Show the working condition of described charging pile.
Brief description
Fig. 1 is the structural representation of the electric voltage exception circuit for detecting for charging pile of this utility model one embodiment；
Fig. 2 is the circuit diagram of the electric voltage exception circuit for detecting for charging pile of embodiment illustrated in fig. 1；
Fig. 3 is the structural representation of the charging pile of this utility model one embodiment.
Specific embodiment
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with the accompanying drawings to this
The specific embodiment of utility model is described in detail.Elaborate a lot of details in order to abundant in the following description
Understand this utility model.But this utility model can be much to implement different from alternate manner described here, this area
Technical staff can do similar improvement without prejudice in the case of this utility model intension, and therefore this utility model is not subject to following public affairs
The restriction being embodied as opened.
Refer to Fig. 1, be that the structure of the electric voltage exception circuit for detecting for charging pile of this utility model one embodiment is shown
It is intended to.As illustrated, this electric voltage exception circuit for detecting 130, including rectification sampling unit 131, over-pressed detector unit 132 and under-voltage
Detector unit 133, this rectification sampling unit 131 includes inputting the input of line voltage and the output of output sampled voltage vs
End.Over-pressed detector unit 132 includes first input end and the input first reference voltage vf of input sample voltage vs1Second defeated
Enter end.Under-voltage detector unit 133 includes the 3rd input and the input second reference voltage vf of input sample voltage vs2The 4th
Input, the outfan of the outfan of detector unit 133 that this is under-voltage and over-pressed detector unit 132 connects, as this electric voltage exception
The outfan of circuit for detecting 130.When sampled voltage vs is higher than described first reference voltage vf1Or when sampled voltage vs is less than second
Reference voltage vf2When, the outfan output voltage abnormal signal vo of electric voltage exception circuit for detecting 130, such as when input voltage just
Chang Shi, this electric voltage exception signal vo are low level, and when input voltage is abnormal, this electric voltage exception signal vo is high level, when filling
When electric staking receives electric voltage exception signal vo for high level, control charging pile to stop output and charge, it is to avoid the damage to charger
Evil.
Such electric voltage exception circuit for detecting for charging pile, can judge that input voltage is over-pressed or deficient in time
Pressure, thus control charging pile to stop output charging, it is to avoid the infringement to charger, it is possible to increase the reliability of charging pile and peace
Quan Xing, and ensure that the safety of charger.
Refer to Fig. 2, be the circuit diagram of the electric voltage exception circuit for detecting for charging pile of embodiment illustrated in fig. 1.
As illustrated, this over-pressed detector unit 132 includes the first operational amplifier ic1, the first photo-coupler u1With the 5th diode d5,
The outfan of rectification sampling unit 131 connects the first operational amplifier ic1Normal phase input end, the first operational amplifier ic1Anti-
Phase input inputs the first reference voltage vf1.First operational amplifier ic1Outfan connect the first photo-coupler u1Input
End, the first photo-coupler u1Outfan connect the 5th diode d5Positive pole, the 5th diode d5Negative pole as overvoltage detection
The outfan of unit 132.When line voltage input is normal, sampled voltage vs is less than the first reference voltage vf1, the first computing puts
Big device ic1Output signal be low level, the first photo-coupler u1Cannot turn on, the first photo-coupler u1It is output as low level,
5th diode d5Cannot turn on, electric voltage exception signal vo maintains low level, charging pile normal work.When line voltage exports height
When the normal value setting, sampled voltage vs is higher than the first reference voltage vf1, the first operational amplifier ic1Output signal be height
Level, the first photo-coupler u1Conducting, the first photo-coupler u1It is output as high level, the 5th diode d5Conducting, electric voltage exception
Signal vo is changed into high level, and charging pile starts input voltage overpressure treatment program, quits work.
Under-voltage detector unit 133 includes the second operational amplifier ic2, the first audion q1, the second photo-coupler u2With the 6th
Diode d6, the outfan connection second operational amplifier ic of rectification sampling unit 1312Normal phase input end, the second operation amplifier
Device ic2Inverting input input the second reference voltage vf2, the second operational amplifier ic2Outfan connect the first audion q1
Base stage, the first audion q1Colelctor electrode connect the second photo-coupler u2Input, the first audion q1Emitter stage input
Reference voltage.Preferably, this first audion q1For pnp audion.Second photo-coupler u2Outfan connect the six or two pole
Pipe d6Positive pole, the 6th diode d6Negative pole as under-voltage detector unit 133 outfan.When line voltage input is normal,
Sampled voltage vs is higher than the second reference voltage vf2, the second operational amplifier ic2Output signal be high level, the first audion q1
Cannot turn on, output signal is low level, thus the second photo-coupler u2Cannot turn on, the second photo-coupler u2It is output as low
Level, the 6th diode d6Cannot turn on, electric voltage exception signal vo maintains low level, charging pile normal work.Work as line voltage
When output is less than the normal value setting, sampled voltage vs is less than the second reference voltage vf2, the second operational amplifier ic2Output letter
Number be low level, the first audion q1Conducting, output signal is high level, thus the second photo-coupler u2Conducting, the second optical coupling
Device u2It is output as high level, the 6th diode d6Conducting, electric voltage exception signal vo is changed into high level, and charging pile starts input electricity
Press through pressure processing routine, quit work.
From but regardless of how the line voltage of input changes, as long as control source occurs extremely, namely occur over-pressed or deficient
Pressure, this electric voltage exception circuit for detecting 130 can judge in time, when electric voltage exception signal vo is high level, breaks in time
Open the output of charging pile, thus the preferably charger of protection charger and battery modules.
Further, electric voltage exception circuit for detecting 130 also includes reference voltage arranging unit 134, and this reference voltage is arranged
Unit 134 includes 3rd resistor r3, the tenth resistance r10With the 4th resistance r4, 3rd resistor r4One end input reference voltage.3rd
Resistance r3The other end connect the second input of over-pressed detector unit 132, export the first reference voltage vf1.4th resistance r4's
One end is grounded, and the other end connects the 4th input of under-voltage detector unit 133, exports the second reference voltage vf2.Tenth resistance r10
It is connected on 3rd resistor r3With the 4th resistance r4Between.Thus by adjusting 3rd resistor r3, the tenth resistance r10, the 4th resistance r4
Ratio, and the magnitude of voltage of reference voltage, the first reference voltage vf can be set as needed1With the second reference voltage vf2's
Magnitude of voltage.Such circuit is simple and flexible.
Refer to Fig. 3, be the structural representation of this utility model one embodiment charging pile.As shown in figure 3, a kind of charging pile
100 include main control module 110, switch element 120 and electric voltage exception circuit for detecting 130, one end of this switch element 120 and charging
The input of stake 100 connects, and the outfan of the other end and charging pile 100 connects, for controlling the break-make of this charging pile 100.Main
Control module 110 and switch element 120 connect, for controlling switch unit 120.One end input of electric voltage exception circuit for detecting 130
Line voltage, in the present embodiment, this line voltage inputs as single-phase alternating current l, n, and the other end and main control module 110 connect,
For when line voltage l, n input is abnormal, output voltage abnormal signal, main control module 110 is receiving electric voltage exception signal
When control switch element 120 stop charging pile 100 output.In the present embodiment, export list during this charging pile 100 normal work
Cross streams electricity l1、n1.
Such charging pile, when voltage ripple of power network or shakiness, can pass through electric voltage exception circuit for detecting output voltage
Abnormal signal, thus control charging pile to stop output charging, it is to avoid the infringement to charger, it is possible to increase the reliability of charging pile
Property and safety, and ensure that the safety of charger.
Charging pile 100 can also include jerk module 140, and one end of jerk module 140 and main control module 110 connect, separately
One end connecting valve unit 120, this jerk module 140 disconnects for hand control switch unit 120.Abnormal if there is other
Situation, can be with Non-follow control jerk module 140, and this jerk module 140 can be disconnected with controlling switch unit 120, thus charging pile
100 quit work, and notify main control module 110, send warning.Such charging pile 100 combines and automatically controls and manually
Control, more reliability and safety.
Further, switch element 120 can include controlling switch k1With catalyst km1, controlling switch k1First end even
Connect main control module 110 and jerk module 140, controlling switch k1The second end and catalyst km1Connect, catalyst km1One end even
Connect the input of charging pile 100, the other end connects the outfan of charging pile 100.Main control module 110 and/or jerk module 140 are led to
Cross control controlling switch k1Break-make, and then control contactor km1Break-make, realize the control to the output of charging pile 100.This
Sample passes through two-step evolution, improves the reliability of charging pile 100.
This charging pile 100 can also include module 150 of swiping the card, and this swipes the card module 150 and main control module 110 connects, and is used for
Information input main control module 110 by recharged card.So as to according to the information in different recharged cards, control this charging pile
100, amount of money in such as recharged card etc. determines charging interval or charge volume.So that controlling more flexible and convenient.
This charging pile 100 can also include setup module 160, and this setup module 160 and main control module 110 connect, and are used for
The parameter information of setting charging pile 100, such as voltage, electric current etc. are so that charging pile 100 can be suitable for different charging requirement.
This charging pile 100 can also include display module 170 and display lamp 180, this display module 170 and display lamp 180
Connect with main control module 110 respectively, display module 170 is used for showing the parameter information of charging pile 100, such as voltage, electric current, electricity
Amount etc., when display lamp 180 is used for the working condition, such as normal work showing charging pile 100, display lamp 180 is shown as green
Color, when electric voltage exception or jerk, charging pile 100 quits work, and display lamp 180 is then redness, display alarm.So can be more
For intuitively knowing the working condition of charging pile 100, further, alarm signal can also be included, such as when display lamp 180 is
When red, buzzing can be sent and report to the police, remind user.
This charging pile 100 can also include main switching control qf1, this main switching control qf1One end connect charging pile 100
Input, the other end connect main control module 110.It is possible to further this main switching control qf1Electric quantity metering list can be passed through
First sm connects main control module 110.This main switching control qf1For controlling the connection of charging pile 100 and electrical network, in charging pile 100
When preparing to charge, by this controlling switch qf1Close, after charging pile 100 quits work, by this controlling switch qf1Disconnect, thus
Charging pile 100 moment need not be made all to connect with electrical network, improve service life and the safety of charging pile 100.
Each technical characteristic of embodiment described above can arbitrarily be combined, for making description succinct, not to above-mentioned reality
The all possible combination of each technical characteristic applied in example is all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all it is considered to be the scope of this specification record.
Embodiment described above only have expressed several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, some deformation can also be made and improve, these broadly fall into
Protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (10)
1. a kind of voltage abnormal detection circuit for charging pile is it is characterised in that include:
Rectification sampling unit, the outfan of the input including input line voltage and output sampled voltage；
Over-pressed detector unit, including the second input of the first input end inputting described sampled voltage and input the first reference voltage
End；And
Under-voltage detector unit, including the 4th input of the 3rd input inputting described sampled voltage and input the second reference voltage
End, the outfan of the outfan of described under-voltage detector unit and described overvoltage detector unit connects, and detects as described electric voltage exception
The outfan of slowdown monitoring circuit；
When described sampled voltage is higher than described first reference voltage or when described sampled voltage is less than described second reference voltage,
The outfan output voltage abnormal signal of described electric voltage exception circuit for detecting.
2. the voltage abnormal detection circuit for charging pile according to claim 1 is it is characterised in that described overvoltage detects
Unit includes the first operational amplifier, the first photo-coupler and the 5th diode, and the outfan of described rectification sampling unit connects
The normal phase input end of described first operational amplifier, the inverting input of described first operational amplifier inputs described first reference
Voltage, the outfan of described first operational amplifier connects the input of described first photo-coupler, described first photo-coupler
Outfan connect the positive pole of described 5th diode, the negative pole of described 5th diode is defeated as described overvoltage detector unit
Go out end.
3. the voltage abnormal detection circuit for charging pile according to claim 1 is it is characterised in that described under-voltage detection
Unit includes the second operational amplifier, the first audion, the second photo-coupler and the 6th diode, described rectification sampling unit
Outfan connects the normal phase input end of described second operational amplifier, the inverting input input institute of described second operational amplifier
State the second reference voltage, the outfan of described second operational amplifier connects the base stage of described first audion, the described 1st
The colelctor electrode of pole pipe connects the input of described second photo-coupler, the emitter stage input reference voltage of described first audion；
The outfan of described second photo-coupler connects the positive pole of described 6th diode, and the negative pole of described 6th diode is as described
The outfan of under-voltage detector unit.
4. the voltage abnormal detection circuit for charging pile according to claim 3 is it is characterised in that described one or three pole
Manage as pnp audion.
5. the voltage abnormal detection circuit for charging pile according to claim 1 is it is characterised in that described electric voltage exception
Circuit for detecting also includes reference voltage arranging unit, and described reference voltage arranging unit includes 3rd resistor, the tenth resistance and
Four resistance, one end input reference voltage of described 3rd resistor, the other end of described 3rd resistor connects described overvoltage detection list
Second input of unit, exports described first reference voltage；Described 4th resistance one end ground connection, described 4th resistance another
End connects the 4th input of described under-voltage detector unit, exports described second reference voltage；Described tenth resistant series are in institute
State between 3rd resistor and described 4th resistance.
6. a kind of charging pile, including main control module and switch element, the input of one end of described switch element and described charging pile
End connects, and the outfan of the other end and described charging pile connects, and described main control module connects described switch element, for controlling
State switch element it is characterised in that also including the electric voltage exception circuit for detecting described in claim 1 to 5 any one, described electricity
One end input line voltage of the normal circuit for detecting of reduce off-flavor, the other end and described main control module connect, in described line voltage
When input is abnormal, output voltage abnormal signal, described main control module control when receiving described electric voltage exception signal described in open
Close the output that unit stops described charging pile.
7. charging pile according to claim 6 is it is characterised in that also include jerk module, one end of described jerk module
Connect with described main control module, the other end and described switch element connect, described jerk module is used for switching described in Non-follow control
Unit disconnects.
8. charging pile according to claim 7 is it is characterised in that described switch element includes controlling switch and catalyst,
The first end of described controlling switch connects described main control module and described jerk module, the second end of described controlling switch and described
Catalyst connects, and one end of described catalyst connects the input of described charging pile, and the other end connects the output of described charging pile
End.
9. charging pile according to claim 6 is it is characterised in that also include module of swiping the card, the described module and described of swiping the card
Main control module connects, for main control module described in the information input by recharged card.
10. charging pile according to claim 6 is it is characterised in that also include display module and display lamp, described display mould
Block and described display lamp connect with described main control module respectively, and described display module is used for showing the parameter letter of described charging pile
Breath, described display lamp is used for showing the working condition of described charging pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620851165.4U CN205901385U (en) | 2016-08-08 | 2016-08-08 | A voltage abnormity listens circuit and fills electric pile for filling electric pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620851165.4U CN205901385U (en) | 2016-08-08 | 2016-08-08 | A voltage abnormity listens circuit and fills electric pile for filling electric pile |
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| Publication Number | Publication Date |
|---|---|
| CN205901385U true CN205901385U (en) | 2017-01-18 |
Family
ID=57780266
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620851165.4U Active CN205901385U (en) | 2016-08-08 | 2016-08-08 | A voltage abnormity listens circuit and fills electric pile for filling electric pile |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110133395A (en) * | 2019-04-04 | 2019-08-16 | 国网电动汽车服务有限公司 | A kind of charging pile health status diagnostic method and device |
| CN111060737A (en) * | 2019-12-30 | 2020-04-24 | 重庆国翰能源发展有限公司 | Monitoring system of four-pile charging pile system |
| CN111823920A (en) * | 2020-07-31 | 2020-10-27 | 中国汽车工程研究院股份有限公司 | Method for monitoring health state of charging pile by using vehicle charging data |
| CN112526373A (en) * | 2019-09-03 | 2021-03-19 | 德尔福汽车系统卢森堡股份有限公司 | System and method for monitoring voltage of vehicle on-board battery charger |
| CN112865271A (en) * | 2021-02-04 | 2021-05-28 | 南京简充电气科技有限公司 | Controller circuit for alternating-current charging pile |
-
2016
- 2016-08-08 CN CN201620851165.4U patent/CN205901385U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110133395A (en) * | 2019-04-04 | 2019-08-16 | 国网电动汽车服务有限公司 | A kind of charging pile health status diagnostic method and device |
| CN112526373A (en) * | 2019-09-03 | 2021-03-19 | 德尔福汽车系统卢森堡股份有限公司 | System and method for monitoring voltage of vehicle on-board battery charger |
| CN112526373B (en) * | 2019-09-03 | 2024-05-17 | 保时捷股份公司 | System and method for monitoring voltage of vehicle-mounted battery charger |
| CN111060737A (en) * | 2019-12-30 | 2020-04-24 | 重庆国翰能源发展有限公司 | Monitoring system of four-pile charging pile system |
| CN111823920A (en) * | 2020-07-31 | 2020-10-27 | 中国汽车工程研究院股份有限公司 | Method for monitoring health state of charging pile by using vehicle charging data |
| CN112865271A (en) * | 2021-02-04 | 2021-05-28 | 南京简充电气科技有限公司 | Controller circuit for alternating-current charging pile |
| CN112865271B (en) * | 2021-02-04 | 2023-10-27 | 南京简充电气科技有限公司 | Controller circuit for alternating-current charging pile |
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Effective date of registration: 20230919 Address after: 9th Floor, Building A, No. 68 Fujingtian Road, Suzhou Industrial Park, Suzhou City, Jiangsu Province, 215000 Patentee after: GCL Energy Storage Technology (Suzhou) Co.,Ltd. Address before: Room 125, building 2, No.58, Zhonghui Road, Suzhou Industrial Park, Suzhou, Jiangsu 215000 Patentee before: SUZHOU GCL SYSTEM INTEGRATION TECHNOLOGY INDUSTRIAL APPLICATION RESEARCH INSTITUTE Co.,Ltd. Patentee before: GCL INTEGRATION TECHNOLOGY (SUZHOU) Co.,Ltd. Patentee before: GCL SYSTEM INTEGRATION TECHNOLOGY Co.,Ltd. |