CN107415724A - The method for controlling power supply and system of charging pile - Google Patents
The method for controlling power supply and system of charging pile Download PDFInfo
- Publication number
- CN107415724A CN107415724A CN201710318505.6A CN201710318505A CN107415724A CN 107415724 A CN107415724 A CN 107415724A CN 201710318505 A CN201710318505 A CN 201710318505A CN 107415724 A CN107415724 A CN 107415724A
- Authority
- CN
- China
- Prior art keywords
- charging pile
- phase
- power supply
- charging
- electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a kind of method for controlling power supply of charging pile and system, it is related to the technical field of charging pile, the electric power supply control system includes：Charging pile, label information and power distribution equipment, power distribution equipment include control device and electric supply installation, and the quantity of charging pile is multiple；Each charging pile is correspondingly arranged a label information, and identity information of the label information for representing corresponding charging pile, when user is by terminal device scans label information, charging instruction is sent to cloud storage platform, the identity information of the charging pile for being charged for target to be charged is carried in charging instruction；Control device and cloud storage platform wireless connection, the microcontroller of control device is used to control the connection status between electric supply installation and charging pile according to charging instruction, wherein, when control device control electric supply installation is connected with charging pile, electric supply installation provides electric energy for charging pile, alleviates the larger technical problem of traditional charging pile power distribution cabinet energy consumption.
Description
Technical field
The present invention relates to the technical field of charging pile, more particularly, to the method for controlling power supply and system of a kind of charging pile.
Background technology
With the fast development of electric automobile charging pile industry, millions of charging piles will be arranged on the whole nation eachly
Side.Each AC charging pile group has a station power distribution cabinet to be powered management at present, and power distribution cabinet electric power system is as shown in Figure 1.
It is all in system when alternating-current charging pile is not providing charging service still in holding state in power distribution cabinet as shown in Figure 1
Switch is all in closure state.When wherein, in holding state, every charging pile electric energy loss 0.005kW/h, then 10,000
The annual electric energy loss of charging pile is 438000kW.h；The electricity charge will by 0.85 yuan of calculating, the annual loss electricity charge of 10,000 charging piles
Reach 37.23 ten thousand yuan, the annual loss electricity charge of 100,000 charging piles are up to 372.3 ten thousand yuan, the annual damage of 1,000,000 charging piles
Dead electricity expense is up to 37,230,000 yuan.
(mutually electricity refers to appointing in A, B, C phase electricity to a certain phase for being directly the hard-wired to power distribution cabinet electricity of every charging pile at present
He Yixiang), as shown in Figure 1, it is impossible to according to the real-time condition of Three-phase Power Systems (A, B, C phase electricity) electricity consumption automatically between three-phase
Switching.Such as：The worst situation is exactly the charging of only three chassis, and respectively in circuit WP1, WP4, WP7, all on A phase is electric,
Due to circuit, Hard link is good, it is impossible to WP4 is switched into B phases electricity, WP7 can not be switched to C phases electricity, it is impossible to realizes that three-phase is used
Electric equilibrium.And the power distribution cabinet used at present does not have internet of things functional, it can not monitor and control.
The content of the invention
It is an object of the invention to provide a kind of method for controlling power supply of charging pile and system, to alleviate traditional charging pile
The larger technical problem of power distribution cabinet energy consumption.
According to an aspect of the invention, there is provided a kind of electric power supply control system of charging pile, including：Charging pile, label
Information and power distribution equipment, the power distribution equipment include control device and electric supply installation, and the quantity of the charging pile is multiple；Each
The charging pile is correspondingly arranged a label information, and identity of the label information for representing corresponding charging pile
Information, when user is by label information described in terminal device scans, charging instruction is sent to cloud storage platform, the charging refers to
The identity information of the charging pile for being charged for target to be charged is carried in order；The control device and the cloud storage
Platform wireless connection, the microcontroller of the control device are used to control the electric supply installation and described according to the charging instruction
Connection status between charging pile, wherein, when the control device controls the electric supply installation to be connected with the charging pile,
The electric supply installation provides electric energy for the charging pile.
Further, the electric supply installation includes：Main switch, normally closed switch and contactor, wherein, the normally closed switch
Quantity is multiple, and each normally closed switch is corresponded with the charging pile and set；The quantity of the contactor to be multiple,
And multiple contactors are connected with power supply buses, wherein, the contactor is corresponded with the normally closed switch and set, and is used
Connection status between control power supply and corresponding normally closed switch；The main switch is arranged on the power supply and institute
Between stating power supply buses, for controlling the connection status between the power supply and the contactor.
Further, the power supply includes three-phase alternating-current supply, and each contactor includes：A phase contacts, B
Phase contact and C phase contacts, wherein, the A phase contacts, the B phase contacts and the C phase contacts with it is corresponding
Normally closed switch is connected, wherein, when the A phase contacts close, A phases that target charging pile is accessed in the power supply
Electricity, the target charging pile are the charging pile being correspondingly arranged with current contactor；When the B phase contacts close, the mesh
The B phases electricity that mark charging pile is accessed in the power supply；When the C phase contacts close, the target charging pile access
C phases electricity into the power supply.
Further, the control device includes：Control coil, the quantity of the control coil are multiple, and multiple institutes
State control coil and correspond setting with the contactor, wherein, each control coil includes：A phase control coils, B phases
Control coil and C phase control coils, the corresponding A phase contacts of the A phase controls coil are connected, described right for controlling
The on off state for the A phase contacts answered；The corresponding B phase contacts of the B phase controls coil are connected, described for controlling
The on off state of corresponding B phase contacts；The corresponding C phase contacts of the C phase controls coil are connected, for controlling
The on off state of C phase contacts corresponding to stating.
Further, the system also includes：Current transformer, the current transformer are used to detect the three-phase in real time
The instantaneous current value of AC power；Metering ammeter, the metering ammeter are connected with the current transformer, described for obtaining
The instantaneous current value that current transformer detects, and calculate the three of the three-phase alternating-current supply according to the instantaneous current value
Phase current values；The microcontroller is connected with the metering ammeter, is additionally operable to receive the three-phase electricity flow valuve, and according to described
Three-phase electricity flow valuve determines the target phase power supply that electric current is minimum in the three-phase alternating-current supply, and according to the target phase power supply
Target phase contact conducting in target contactor, wherein, the target contactor connects to be corresponding with the target charging pile
Tentaculum, the target phase contact are the contactor being connected with the target phase power supply.
Further, the control device includes：DTU communication modules, the DTU communication modules are used to realize that the cloud is deposited
Store up wireless connection of the platform wirelessly with the control device.
Further, metering ammeter is additionally operable to measure following at least one electrical parameter：The voltage of the electric power supply control system
Value, the performance number of the electric power supply control system, the power factor of the electric power supply control system, the charging pile use power consumption,
And the electrical parameter is sent to the cloud storage platform by the DTU communication modules, so that the cloud storage platform is to described
Electrical parameter is shown and handled.
Further, the label information includes following any：Quick Response Code, bar code.
According to another aspect of the present invention, a kind of method for controlling power supply of charging pile is additionally provided, applied to cloud storage
Platform, methods described include：The charging instruction that user is sent by terminal device is obtained, wherein, carried in the charging instruction
There is the identity information of the target charging pile for being charged for target to be charged；Institute is sent to the power distribution equipment of the charging pile
Charging instruction is stated, so that the power distribution equipment controls the connection between electric supply installation and the charging pile according to the charging instruction
State, wherein, it is described when the power distribution equipment controls the electric supply installation in the power distribution equipment to be connected with the charging pile
Electric supply installation provides electric energy for the charging pile.
According to another aspect of the present invention, a kind of method for controlling power supply of charging pile is additionally provided, applied to Denso
Put, methods described includes：The charging instruction that cloud storage platform is sent is obtained, wherein, carried in the charging instruction for being
The identity information for the target charging pile that target to be charged is charged；Electric supply installation is controlled according to the charging instruction and described filled
Connection status between electric stake, wherein, electric supply installation and the charging in the power distribution equipment are controlled when the power distribution equipment
When stake is connected, the electric supply installation provides electric energy for the charging pile.
In embodiments of the present invention, user can be by the label information of terminal device scans charging pile, in scanning label
After information, charging instruction will be sent to cloud storage platform；Cloud storage platform sends the charging instruction to control device, so that
Control device, which controls, turns on connection between electric supply installation and charging pile, now, power supply can carries to corresponding charging pile
Power supply energy.Relative to the power distribution cabinet of traditional charging pile, the electric power supply control system energy of the charging pile provided in the embodiment of the present invention
Enough connection status realized between dynamic adjustment electric supply installation and charging pile.Connection status is adjusted by dynamic, can be avoided not
Necessary energy waste, the purpose for saving electric power resource is reached, and then it is larger to alleviate traditional charging pile power distribution cabinet energy consumption
Technical problem.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram according to a kind of electric power supply control system of charging pile of prior art；
Fig. 2 is a kind of schematic diagram of the electric power supply control system of charging pile according to embodiments of the present invention；
Fig. 3 be a kind of charging pile according to embodiments of the present invention electric power supply control system in electric supply installation schematic diagram；
Fig. 4 be a kind of charging pile according to embodiments of the present invention electric power supply control system in control device schematic diagram；
Fig. 5 is a kind of flow chart of the method for controlling power supply of charging pile according to embodiments of the present invention；
Fig. 6 is the flow chart of the method for controlling power supply of another charging pile according to embodiments of the present invention.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Embodiment one
According to embodiments of the present invention, there is provided a kind of embodiment of the electric power supply control system of charging pile.
Fig. 2 is a kind of schematic diagram of the electric power supply control system of charging pile according to embodiments of the present invention, as shown in Fig. 2 should
The electric power supply control system of charging pile includes：Charging pile 10, label information 20, power distribution equipment 30 and cloud storage platform 40, wherein, match somebody with somebody
Electric installation 30 includes：Control device 31 and electric supply installation 32.
The quantity of charging pile 10 is multiple；As shown in Fig. 2 charging pile 10 includes No. 1 charging pile, No. 2 charging piles, No. 3 are filled
Electric stake, No. 4 charging piles, No. 5 charging piles, No. 6 charging piles, No. 7 charging piles, No. 8 charging piles, No. 9 charging piles, it is necessary to explanation
It is, in fact, more than 9 of the quantity of charging pile in one group of charging pile group, may include more, or, less than 9, herein only
It is described as example.
Each charging pile is correspondingly arranged a label information, and label information 20 is used to represent corresponding charging pile
Identity information, when user is by terminal device scans label information, send charging instruction to cloud storage platform 40, charging refers to
The identity information of the charging pile for being charged for target to be charged is carried in order；
Wherein, above-mentioned label information can be Quick Response Code (that is, Quick Response Code as shown in Figure 2), can also be bar code,
It can also be the label information in addition to Quick Response Code and bar code, in embodiments of the present invention, be not specifically limited.Set in terminal
The client end AP P associated with the electric power supply control system of charging pile is installed in standby 50.
User can scan the label information of charging pile by the APP installed on the terminal device.Scanning label letter
After breath, the charging flow of the charging pile will be started.Now, terminal device will send charging instruction to cloud storage platform 40.And
The identity information of the charging pile for being charged for target to be charged is carried in the charging instruction.
For example, user by terminal device scans be No. 1 charging pile label information, then in charging instruction will carry
The identity information of No. 1 charging pile.
Control device 31 and the wireless connection of cloud storage platform 40, the microcontroller of control device 31 are used for according to charging instruction
The connection status between electric supply installation 32 and charging pile 10 is controlled, wherein, when control device 31 controls electric supply installation 32 and charging
When stake 10 is connected, electric supply installation 32 is that charging pile 10 provides electric energy.
In embodiments of the present invention, user can be by the label information of terminal device scans charging pile, in scanning label
After information, charging instruction will be sent to cloud storage platform；Cloud storage platform sends the charging instruction to control device, so that
Control device, which controls, turns on connection between electric supply installation and charging pile, now, power supply can carries to corresponding charging pile
Power supply energy.Relative to the power distribution cabinet of traditional charging pile, the electric power supply control system energy of the charging pile provided in the embodiment of the present invention
Enough connection status realized between dynamic adjustment electric supply installation and charging pile.Connection status is adjusted by dynamic, can be avoided not
Necessary energy waste, the purpose for saving electric power resource is reached, and then it is larger to alleviate traditional charging pile power distribution cabinet energy consumption
Technical problem.
The embodiment of the present invention is described in detail below in conjunction with Fig. 3 and Fig. 4.
In an optional embodiment of the embodiment of the present invention, electric supply installation 32 includes：Main switch, normally closed switch and connects
Tentaculum.
The quantity of normally closed switch is multiple, and each normally closed switch is corresponded with charging pile and set.
The quantity of contactor is multiple, and multiple contactors are connected with power supply buses, wherein, contactor and normally closed switch
Correspond and set, for controlling the connection status between power supply and corresponding normally closed switch；
As shown in figure 3, KM1, KM2, KM3, KM4, KM5, KM6, KM7, KM8 and KM9 are contactor, and contactor with often
Make and break is closed to correspond and set.For example, KM1 is correspondingly arranged with switch 1, KM2 is correspondingly arranged with switch 2,3 correspondences of KM3 and switch
Set etc..
Wherein, each contactor includes：A phase contacts, B phase contacts and C phase contacts, wherein, A phase contacts, B phases
Contactor and C phase contacts are connected with corresponding normally closed switch；
When A phase contacts close, the A phases that target charging pile is accessed in power supply are electric, and target charging pile is with working as
The charging pile that preceding contactor is correspondingly arranged；When B phase contacts close, the B phases that target charging pile is accessed in power supply are electric；
When C phase contacts close, the C phases that target charging pile is accessed in power supply are electric.
Main switch is arranged between power supply and power supply buses, for controlling the connection between power supply and contactor
State.
As shown in figure 3, electric supply installation 32 includes main switch, wherein, main switch and power supply (that is, three-phase alternating-current supply)
It is connected.Switch 1 to switch 9 is above-mentioned normally closed switch as shown in Figure 3.From figure 3, it can be seen that 1 is switched to switch 9
Correspond and set with charging pile.For example, switch 1 is correspondingly arranged No. 1 charging pile, switch 2 is correspondingly arranged No. 2 charging piles, switch 3
No. 3 charging piles are correspondingly arranged, switch 4 is correspondingly arranged No. 4 charging piles, and switch 5 is correspondingly arranged No. 5 charging piles, and switch 6 is correspondingly arranged
No. 6 charging piles, switch 7 are correspondingly arranged No. 7 charging piles, and switch 8 is correspondingly arranged No. 8 charging piles, and switch 9 is correspondingly arranged No. 9 chargings
Stake.
As shown in figure 3, KM1-A, KM1-B and KM1-C form a contactor, the contactor is correspondingly arranged with switch 1,
Set that is contactor corresponds with normally closed switch.For example, the contactor and switch of KM2-A, KM2-B and KM2-C composition
2 are correspondingly arranged, KM3-A, and the contactor and switch 3 that KM3-B and KM3-C are formed are correspondingly arranged etc..
Wherein, KM1-A, KM2-A, KM3-A, KM4-A, KM5-A, KM6-A, KM7-A, KM8-A, KM9-A are in contact for A
Device, when A phase contacts close, the A phases that target charging pile is accessed in power supply are electric.For example, when KM1-A is closed, No. 1
Charging pile (that is, target charging pile) accesses to the A phases electricity of power supply.
Wherein, KM1-B, KM2-B, KM3-B, KM4-B, KM5-B, KM6-B, KM7-B, KM8-B, KM9-B are in contact for B
Device, when B phase contacts close, the B phases that target charging pile is accessed in power supply are electric.For example, when KM1-B is closed, No. 1
Charging pile (that is, target charging pile) accesses to the B phases electricity of power supply.
Wherein, KM1-C, KM2-C, KM3-C, KM4-C, KM5-C, KM6-C, KM7-C, KM8-C, KM9-C are in contact for C
Device, when C phase contacts close, the C phases that target charging pile is accessed in power supply are electric.For example, when KM1-C is closed, No. 1
Charging pile (that is, target charging pile) accesses to the C phases electricity of power supply.
It should be noted that in embodiments of the present invention, by setting contactor to keep away in main switch and normally closed switch
Exempt from charging pile and be chronically at holding state.When No. 1 charging pile needs charge target access, can be closed by contactor KM1,
After contactor KM1 closures, power supply and the conducting link of No. 1 charging pile, now, it is possible to by No. 1 charging pile to wait to fill
Electric target is charged.Avoid charging pile from being chronically at holding state, can effectively save electric energy, avoid the wave of the huge electricity charge
Take.
Further, each contactor is arranged to A phase contacts, B phase contacts and C phase contacts, can realized
Mutually electricity is connected free switching target with charging pile between three-phase electricity, avoids when ten hundreds of charging piles accesses electric power system
When middle, various electric energy losses caused by three-phase electricity consumption imbalance.
In another optional embodiment, control device 31 includes：Control coil.
The quantity of control coil is multiple, and multiple control coils are corresponded with contactor and set, wherein, each control
Coil includes：A phase control coils, B phase controls coil and C phase control coils, the corresponding A phase contacts of A phase control coils
It is connected, for controlling the on off state of corresponding A phase contacts；The corresponding B phase contacts of B phase control coils are connected
Connect, for controlling the on off state of corresponding B phase contacts；The corresponding C phase contacts of C phase control coils are connected, and use
In the on off state of C phase contacts corresponding to control.
As shown in Figure 4 is the schematic diagram of control device 31.As shown in figure 4, it is in contact for the A in each contactor
Device, B phase contacts and C phase contacts have been correspondingly arranged a control coil.The effect of the control coil is corresponding to control
Contactor turns on.
For example, on off state of the control coil 1 for control contactor KM1 A phase contacts KM1-A；Control coil 4 is used
In control contactor KM2 A phase contacts KM2-A on off state.
In another optional embodiment, power supply includes three-phase alternating-current supply, and the system also includes：Current Mutual Inductance
Device and metering ammeter.
Current transformer is used for the instantaneous current value for detecting three-phase alternating-current supply in real time；
Metering ammeter is connected with current transformer, the instantaneous current value detected for obtaining current transformer, and root
The three-phase electricity flow valuve of three-phase alternating-current supply is calculated according to instantaneous current value；
Microcontroller is connected with metering ammeter, is additionally operable to receive three-phase electricity flow valuve, and determine three according to three-phase electricity flow valuve
The minimum target phase power supply of electric current in cross streams power supply, and the target in target phase power supply target contactor is in contact
Device turns on, wherein, target contactor is contactor corresponding with target charging pile, and target phase contact is to connect with target phase power supply
The contactor connect.
By foregoing description, in order to avoid three-phase electricity consumption is uneven, each contactor is divided into A phase contacts, B phases
Which contactor and C phase contacts, still, specifically from phase voltage, can be determined according to electric current.
In embodiments of the present invention, can by current transformer detect three-phase alternating-current supply instantaneous current value, and to
Metering ammeter sends the instantaneous current value；Metering ammeter is after the instantaneous current value is received, according to the instantaneous current value meter
Calculate the three-phase electricity flow valuve of three-phase alternating-current supply；Then, metering ammeter sends the three-phase electricity flow valuve calculated into microcontroller,
So that microcontroller determines the minimum target phase power supply of electric current according to the three-phase electricity flow valuve.For example, the output current of A phase power supplys is most
It is small, then using A phases power supply as target phase power supply.Now, the target phase contact in microprocessor control target contactor is led
It is logical.
For example, as shown in figure 3, illustrated by taking No. 1 charging pile as an example.Pass through the analysis of microcontroller, A phase power supplys
Output current it is minimum, then turned on for controller control contactor KM1-A (that is, target phase contact).In contactor KM1-A
After conducting, main switch, a path is formed between contactor KM1 and switch 1, now power supply can think No. 1 charging
Stake provides electric energy.
In another optional embodiment, the control device 31 also includes：DTU communication modules.
DTU communication modules are used to realizing that cloud storage platform to be wireless and the wireless connection of control device.
In another optional embodiment, metering ammeter is additionally operable to measure following at least one electrical parameter：Power supply control
The magnitude of voltage of system, the performance number of electric power supply control system, the power factor of electric power supply control system, the use power consumption of charging pile, and
Electrical parameter is sent to cloud storage platform by DTU communication modules, so that cloud storage platform is shown and handled to electrical parameter.
In embodiments of the present invention, metering ammeter can be also used for measuring charging pile in addition to metering three-phase current value
Electric power supply control system magnitude of voltage, the performance number of the electric power supply control system of charging pile, the work(of the electric power supply control system of charging pile
Rate factor, and charging pile use power consumption.Wherein, by the knot for the expense that can be charged the time with power consumption for measuring charging pile
Calculate.
As shown in Fig. 2 the workflow of the electric power supply control system of the charging pile is described as follows by taking No. 1 charging pile as an example：
By the Quick Response Code of No. 1 charging pile of terminal device scans, after the Quick Response Code is scanned, start charging flow.
After charging flow starts, terminal device sends out charging instruction to cloud storage platform 40.Afterwards, cloud storage platform 40 is to power distribution equipment
30 issue charging instruction.Now, power distribution equipment 30 uploads the real-time current for the power supply that current transformer detects, and judges
The minimum phase power supply of output current.Then, the control device 31 in power distribution equipment 30 closes contactor KM corresponding to No. 1 charging pile
Splice grafting leads to the minimum phase power supply (that is, above-mentioned, target phase power supply) of output current, and controls charging pile to start charging.The present invention
The electric power supply control system for the charging pile that embodiment provides solves power-balance and is assigned to each phase electricity to greatest extent.Work as charging pile
When not performing charging operation, the KM contactors of every charging pile all in off-state, solve charging pile be chronically at it is powered
The problem of loss.
To sum up, the electric power supply control system of charging pile provided in an embodiment of the present invention has advantages below：
First, solve the long-term standby electrical loss of millions of charging piles and the loss electricity charge, realize it is energy-saving and
Financial cost.
Second, internet of things functional is realized, realize charging equipment as far as possible is automatically assigned to the phase electricity for powering minimum,
Metering accomplishes that three phase electric power balances, and reduces and reduce the harm to power system.
Embodiment two
The embodiment of the present invention additionally provides a kind of method for controlling power supply of charging pile, and this method is applied to cloud storage platform.
Fig. 5 is a kind of flow chart of the method for controlling power supply of charging pile according to embodiments of the present invention, as shown in figure 5, should
The method for controlling power supply of charging pile comprises the following steps：
Step S502, the charging instruction that user is sent by terminal device is obtained, wherein, carry and be used in charging instruction
The identity information of the target charging pile to be charged for target to be charged；
Step S504, charging instruction is sent to the power distribution equipment of charging pile, so that power distribution equipment controls according to charging instruction
Connection status between electric supply installation and charging pile, wherein, electric supply installation and the charging in power distribution equipment are controlled when power distribution equipment
When stake is connected, electric supply installation provides electric energy for charging pile.
In embodiments of the present invention, first, by the Quick Response Code of terminal device scans target charging pile, the two dimension is being scanned
After code, start charging flow.After charging flow startup, terminal device sends out charging instruction to cloud storage platform 40.Afterwards,
Cloud storage platform 40 issues charging instruction to power distribution equipment 30.Now, power distribution equipment 30 uploads the confession that current transformer detects
The real-time current of power supply, and judge the minimum phase power supply of output current.Then, the control device 31 in power distribution equipment 30 is by 1
Contactor KM closures are switched to the minimum phase power supply (that is, above-mentioned, target phase power supply) of output current number corresponding to charging pile, and control
Charging pile processed starts charging.The electric power supply control system of charging pile provided in an embodiment of the present invention solves power-balance to greatest extent
It is assigned to each phase electricity.When charging pile does not perform charging operation, the KM contactors of every charging pile are all in off-state, solution
Charging pile of having determined is chronically at the problem of band electrical loss.
Embodiment three
The embodiment of the present invention additionally provides the method for controlling power supply of another charging pile, and this method is applied to power distribution equipment.
Fig. 6 is the flow chart of the method for controlling power supply of another charging pile according to embodiments of the present invention, as shown in fig. 6,
The method for controlling power supply of the charging pile comprises the following steps：
Step S602, the charging instruction that cloud storage platform is sent is obtained, wherein, carried in charging instruction for being to wait to fill
The identity information for the target charging pile that electric target is charged；
Step S604, the connection status between electric supply installation and charging pile is controlled according to charging instruction, wherein, when with Denso
The electric supply installation in control power distribution equipment is put when being connected with charging pile, electric supply installation provides electric energy for charging pile.
After charging flow startup, terminal device sends out charging instruction to cloud storage platform 40.Afterwards, cloud storage platform 40
Charging instruction is issued to power distribution equipment 30.Now, power distribution equipment 30 uploads the real-time of the power supply that current transformer detects
Electric current, and judge the minimum phase power supply of output current.Then, the control device 31 in power distribution equipment 30 is corresponding by No. 1 charging pile
Contactor KM closures be switched to the minimum phase power supply (that is, above-mentioned, target phase power supply) of output current, and control charging pile to start
Charging.The electric power supply control system of charging pile provided in an embodiment of the present invention solves power-balance and is assigned to each phase to greatest extent
Electricity.When charging pile does not perform charging operation, the KM contactors of every charging pile solve charging pile length all in off-state
Phase is in the problem of band electrical loss.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
- A kind of 1. electric power supply control system of charging pile, it is characterised in that including：Charging pile, label information and power distribution equipment, it is described Power distribution equipment includes control device and electric supply installation,The quantity of the charging pile is multiple；Each charging pile is correspondingly arranged a label information, and the label information is used to represent corresponding charging The identity information of stake, when user is by label information described in terminal device scans, charging instruction, institute are sent to cloud storage platform State the identity information that the charging pile for being charged for target to be charged is carried in charging instruction；The control device and the cloud storage platform wireless connection, the microcontroller of the control device are used to fill according to Electricity instruction controls the connection status between the electric supply installation and the charging pile, wherein, when described in control device control When electric supply installation is connected with the charging pile, the electric supply installation provides electric energy for the charging pile.
- 2. system according to claim 1, it is characterised in that the electric supply installation includes：Main switch, normally closed switch and connects Tentaculum, wherein,The quantity of the normally closed switch is multiple, and each normally closed switch is corresponded with the charging pile and set；The quantity of the contactor is multiple, and multiple contactors are connected with power supply buses, wherein, the contactor and The normally closed switch, which corresponds, to be set, for controlling the connection status between power supply and corresponding normally closed switch；The main switch is arranged between the power supply and the power supply buses, for controlling the power supply and described Connection status between contactor.
- 3. system according to claim 2, it is characterised in that the power supply includes three-phase alternating-current supply, Mei Gesuo Stating contactor includes：A phase contacts, B phase contacts and C phase contacts, wherein, the A phase contacts, the B phase contacts It is connected with the C phase contacts with corresponding normally closed switch,Wherein, when the A phase contacts close, the A phases that target charging pile is accessed in the power supply are electric, the target Charging pile is the charging pile being correspondingly arranged with current contactor；When the B phase contacts close, the B phases that the target charging pile is accessed in the power supply are electric；When the C phase contacts close, the C phases that the target charging pile is accessed in the power supply are electric.
- 4. system according to claim 3, it is characterised in that the control device includes：Control coil, the quantity of the control coil is multiple, and multiple control coils correspond with the contactor Set, wherein, each control coil includes：A phase control coils, B phase controls coil and C phase control coils,The corresponding A phase contacts of the A phase controls coil are connected, for controlling opening for the corresponding A phase contacts Off status；The corresponding B phase contacts of the B phase controls coil are connected, for controlling opening for the corresponding B phase contacts Off status；The corresponding C phase contacts of the C phase controls coil are connected, for controlling opening for the corresponding C phase contacts Off status.
- 5. system according to claim 4, it is characterised in that the system also includes：Current transformer, the current transformer are used for the instantaneous current value for detecting the three-phase alternating-current supply in real time；Metering ammeter, the metering ammeter are connected with the current transformer, are detected for obtaining the current transformer The instantaneous current value, and calculate according to the instantaneous current value three-phase electricity flow valuve of the three-phase alternating-current supply；The microcontroller is connected with the metering ammeter, is additionally operable to receive the three-phase electricity flow valuve, and according to the three-phase Current value determines the target phase power supply that electric current is minimum in the three-phase alternating-current supply, and according to the target phase power supply target Target phase contact conducting in contactor, wherein, the target contactor is contactor corresponding with the target charging pile, The target phase contact is the contactor being connected with the target phase power supply.
- 6. system according to claim 5, it is characterised in that the control device includes：DTU communication modules, the DTU communication modules are used to realize that the cloud storage platform is wirelessly wireless with the control device Connection.
- 7. system according to claim 6, it is characterised in that metering ammeter is additionally operable to measure following at least one electricity ginseng Number：The magnitude of voltage of the electric power supply control system, the performance number of the electric power supply control system, the power of the electric power supply control system because Number, the charging pile uses power consumption, and sends the electrical parameter to the cloud storage platform by the DTU communication modules, So that the cloud storage platform is shown and handled to the electrical parameter.
- 8. system according to any one of claim 1 to 7, it is characterised in that the label information includes following any Kind：Quick Response Code, bar code.
- 9. a kind of method for controlling power supply of charging pile, it is characterised in that applied to cloud storage platform, methods described includes：The charging instruction that user is sent by terminal device is obtained, wherein, carried in the charging instruction for being to be charged The identity information for the target charging pile that target is charged；The charging instruction is sent to the power distribution equipment of the charging pile, so that the power distribution equipment is according to the charging instruction control Connection status between electric supply installation processed and the charging pile, wherein, when the power distribution equipment is controlled in the power distribution equipment When electric supply installation is connected with the charging pile, the electric supply installation provides electric energy for the charging pile.
- 10. a kind of method for controlling power supply of charging pile, it is characterised in that applied to power distribution equipment, methods described includes：The charging instruction that cloud storage platform is sent is obtained, wherein, carried in the charging instruction for entering for target to be charged The identity information of the target charging pile of row charging；Connection status between electric supply installation and the charging pile is controlled according to the charging instruction, wherein, match somebody with somebody Denso when described Put when controlling the electric supply installation in the power distribution equipment to be connected with the charging pile, the electric supply installation carries for the charging pile Power supply energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710318505.6A CN107415724A (en) | 2017-05-08 | 2017-05-08 | The method for controlling power supply and system of charging pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710318505.6A CN107415724A (en) | 2017-05-08 | 2017-05-08 | The method for controlling power supply and system of charging pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107415724A true CN107415724A (en) | 2017-12-01 |
Family
ID=60424469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710318505.6A Withdrawn CN107415724A (en) | 2017-05-08 | 2017-05-08 | The method for controlling power supply and system of charging pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107415724A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482156A (en) * | 2018-03-30 | 2018-09-04 | 珠海派诺科技股份有限公司 | Electric vehicle concentrating type alternating-current charging pile and its charge control method, storage medium |
| CN109606191A (en) * | 2018-12-26 | 2019-04-12 | 深圳供电局有限公司 | Power supply control method and device, computer equipment and storage medium |
| CN113364012A (en) * | 2021-05-26 | 2021-09-07 | 国创移动能源创新中心(江苏)有限公司 | Electric vehicle charging control method and device based on three-phase balance |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580258A (en) * | 2012-07-20 | 2014-02-12 | 施耐德电器工业公司 | Electric power distribution method and device |
| CN204068319U (en) * | 2014-07-09 | 2014-12-31 | 沈阳时尚实业有限公司 | A kind of Quick Response Code electric automobile charging pile |
| CN204721056U (en) * | 2015-06-30 | 2015-10-21 | 张伟胜 | A kind of charging system for electric automobile |
| CN105226782A (en) * | 2015-11-04 | 2016-01-06 | 浙江绿源电动车有限公司 | Charging pile for electric vehicle and electrical bicycle charging method |
| CN105958567A (en) * | 2016-05-13 | 2016-09-21 | 张慧 | Charging pile system |
| CN106300396A (en) * | 2016-08-29 | 2017-01-04 | 华北电力大学（保定） | Realize charging electric vehicle switching device and the charging method of three-phrase burden balance |
| CN106602644A (en) * | 2016-12-09 | 2017-04-26 | 深圳市熊大大科技有限公司 | Ultra-rapid charging management method and corresponding system thereof |
-
2017
- 2017-05-08 CN CN201710318505.6A patent/CN107415724A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580258A (en) * | 2012-07-20 | 2014-02-12 | 施耐德电器工业公司 | Electric power distribution method and device |
| CN204068319U (en) * | 2014-07-09 | 2014-12-31 | 沈阳时尚实业有限公司 | A kind of Quick Response Code electric automobile charging pile |
| CN204721056U (en) * | 2015-06-30 | 2015-10-21 | 张伟胜 | A kind of charging system for electric automobile |
| CN105226782A (en) * | 2015-11-04 | 2016-01-06 | 浙江绿源电动车有限公司 | Charging pile for electric vehicle and electrical bicycle charging method |
| CN105958567A (en) * | 2016-05-13 | 2016-09-21 | 张慧 | Charging pile system |
| CN106300396A (en) * | 2016-08-29 | 2017-01-04 | 华北电力大学（保定） | Realize charging electric vehicle switching device and the charging method of three-phrase burden balance |
| CN106602644A (en) * | 2016-12-09 | 2017-04-26 | 深圳市熊大大科技有限公司 | Ultra-rapid charging management method and corresponding system thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482156A (en) * | 2018-03-30 | 2018-09-04 | 珠海派诺科技股份有限公司 | Electric vehicle concentrating type alternating-current charging pile and its charge control method, storage medium |
| CN109606191A (en) * | 2018-12-26 | 2019-04-12 | 深圳供电局有限公司 | Power supply control method and device, computer equipment and storage medium |
| CN109606191B (en) * | 2018-12-26 | 2021-06-08 | 深圳供电局有限公司 | Power supply control method and device, computer equipment and storage medium |
| CN113364012A (en) * | 2021-05-26 | 2021-09-07 | 国创移动能源创新中心(江苏)有限公司 | Electric vehicle charging control method and device based on three-phase balance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103501058B (en) | Based on the energy efficiency management system of Intelligent platform zone | |
| CN103972969B (en) | Charging pile | |
| CN107681672A (en) | The interactive approach of charging pile interactive terminal and charging pile access power network | |
| CN104052107B (en) | A kind of electric automobile self adaptation charge control method based on wifi | |
| CN104836292A (en) | Electric automotive charging pile control system with considered electric network frequency safety, and method thereof | |
| CN107415724A (en) | The method for controlling power supply and system of charging pile | |
| CN206272234U (en) | A kind of light storage type micro-grid system | |
| CN106385041A (en) | Three-grade low-voltage power distribution network voltage control device and control method thereof | |
| CN109936395A (en) | A kind of more charging pile networking control systems and method based on power coordination | |
| CN207442454U (en) | Intelligent commutation device | |
| CN106899077A (en) | A kind of intelligent domestic solar control system | |
| CN106487022A (en) | A kind of rural area low-voltage administering method | |
| CN111404248A (en) | Micro-grid system and method based on coupling of fuel cell test and charging pile | |
| CN209462062U (en) | A kind of mobile mounting assembly of charging pile and charging pile | |
| CN104485656B (en) | Important-load-containing DC (Direct Current) power distribution network into which electromobile can be flexibly connected | |
| CN103956961B (en) | A kind of control method of lonely net light wind oil hybrid power system | |
| CN206834828U (en) | A kind of communications field hybrid power supply managing device | |
| CN103986220A (en) | Electromobile self-adaptive charge control method based on PLC | |
| CN204481544U (en) | A kind of wireless charging device for transmission line on-line monitoring equipment | |
| CN209134140U (en) | A kind of main transformer power-factor monitoring system suitable for 35kV | |
| CN202978436U (en) | Remote automatic control system applied to distribution circuit | |
| CN208477026U (en) | Dynamic electric voltage recovery device voltage support based on super capacitor tests test platform | |
| CN203069698U (en) | An integrated information acquiring device of electric energy in a transformer station | |
| CN102931732B (en) | Improved control circuit for power load control terminal | |
| CN205959754U (en) | It holds regulator to have to carry to transfer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171201 |