CN106249194B - A kind of mobile error criterion device and its detection method and system for charging pile error-detecting - Google Patents
A kind of mobile error criterion device and its detection method and system for charging pile error-detecting Download PDFInfo
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- CN106249194B CN106249194B CN201610805021.XA CN201610805021A CN106249194B CN 106249194 B CN106249194 B CN 106249194B CN 201610805021 A CN201610805021 A CN 201610805021A CN 106249194 B CN106249194 B CN 106249194B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
Abstract
The present invention relates to charging pile technical fields, provide a kind of mobile error criterion device and its detection method and system for charging pile error-detecting.Wherein, electric energy computation chip, radio receiving transmitting module, display screen, memory module and processor are fixed on the console of mobile error criterion device in mobile error criterion device;Console is between power supply interface and vehicle interface;Mechanical lock is additionally provided on console, the tapered end of mechanical lock is located at vehicle interface direction, for living when vehicle interface is inserted into vehicle socket with the mechanical lock slot lock on vehicle socket;Mechanical locked groove is additionally provided on power supply interface.The present invention in existing charging pile by being arranged mobile error criterion device, and Energy Conservation system locating for error criterion device is combined, the electric energy related data that error criterion device itself reported using each sub- ammeter, three-phase kilowatt-hour meter and mobile is detected completes the foundation of equation and solution obtains charging pile electric energy loss.
Description
[technical field]
The present invention relates to charging pile technical fields, more particularly to a kind of mobile error for charging pile error-detecting
Standard and its detection method and system.
[background technique]
The function of charging pile is similar to the fuel charger inside gas station, can be fixed on ground or wall, be installed on public
It builds in (public building, market, Public Parking etc.) and residential area parking lot or charging station, it can be according to different voltage
Grade is that the electric car of various models charges.The input terminal of charging pile is directly connected to AC network, and output end, which is equipped with, to be filled
Plug is used to charge for electric car.Charging pile generally provides two kinds of charging modes of normal charge and quick charge, Ren Menke
It is used with using specific recharged card to swipe the card on the man-machine interactive interface that charging pile provides, carries out corresponding charging side
Operation, the charging pile display screens such as formula, charging time, cost data printing can show the data such as charge volume, expense, charging time.
In the case that charging pile is during installation, particularly residential area charging station is separately installed, electrical energy measurement cannot achieve
Error-detecting and monitoring.It needs to send someone to on-site test error or replacement electric energy metering device.
In consideration of it, overcoming defect present in the prior art is the art urgent problem to be solved.
[summary of the invention]
The technical problem to be solved by the present invention is to charging piles in the prior art during installation, particularly residential area charging station
In the case where separately installed, electric energy metering error detection and monitoring cannot achieve.It needs to send someone to on-site test error or more
Change electric energy metering device, low efficiency and problem at high cost.
The present invention adopts the following technical scheme:
In a first aspect, the present invention provides a kind of mobile error criterion device for charging pile error-detecting, the shifting
Dynamic formula error criterion device includes a power supply interface and a vehicle interface, and the correspondence contact of two interfaces is complete one by one by conducting medium
At connection, it is described movable type error criterion device further include electric energy computation chip, radio receiving transmitting module, display screen, memory module and
Processor, wherein the electric energy computation chip, radio receiving transmitting module, display screen and memory module are separately connected the processor,
Two electric energy detection input interfaces of the electric energy computation chip pass through corresponding conducting medium respectively and connect the error criterion device
Charging energize contact, it is specific:
The electric energy computation chip, radio receiving transmitting module, display screen, memory module and the processor are fixed on the shifting
On the console of dynamic formula error criterion device;The console is between the power supply interface and vehicle interface;The console
On be additionally provided with mechanical lock, the tapered end of the mechanical lock is located at vehicle interface direction, for vehicle interface be inserted into vehicle socket
When lived with the mechanical lock slot lock on vehicle socket;Mechanical locked groove is additionally provided on the power supply interface, the machinery locked groove is used for
It is lockked when charging gun is inserted into the power supply interface with the mechanical lock on the charging gun.
Preferably, the mechanical lock trench bottom of the power supply interface is equipped with pressure sensor, and the pressure sensor is used for
The operation for controlling the mechanical lock of charging gun is passed into the processor, so as to the machinery of processor control vehicle interface side
Lock completes corresponding opening and closing.
Preferably, the mobile error criterion device further includes power supply module, the power supply module connection can power contacts,
And it converts voltages into for the electric energy computation chip, radio receiving transmitting module, display screen, memory module and the normal work of processor
The value of work.
Preferably, the power supply interface and vehicle interface are specially alternating-current charging interface or the power supply interface and vehicle
Interface is specially direct-current charging interface.
Second aspect, the present invention provides a kind of charging pile error detection method based on mobile error criterion device, when
The charging pile electric energy that error calculation server carries out global error and each charging pile to the charging pile in a specified charging station damages
When consumption is calculated, the detection method includes:
One for being used to detect charging pile in the charging station or more of the error calculation server retrieval storage
A movable type error criterion device, and according to the electricity passed through in the sub- ammeter for installing the charging gun of the mobile error criterion device
Can be identical with the electric energy passed through in the mobile error criterion device, the sub- ammeter of one or more charging gun is calculated
Global error value;
The error calculation server is transferred in the charging station of storage on the three-phase kilowatt-hour meter of each charging pile and sub- ammeter
The electric energy related data of report;
The error calculation server according to the three-phase kilowatt-hour meter transferred out, the electric energy related data of sub- ammeter, and
The global error value of the sub- ammeter of one or more charging gun solved, solve three-phase kilowatt-hour meter, sub- ammeter it is whole
Body error and charging pile electric energy loss.
Preferably, the detection method specifically includes:
The power supply interface of the mobile error criterion device is fixed on a charging gun, and its vehicle mouth is inserted into vehicle
On socket;
Error calculation server receives the electric energy related data that the mobile error criterion device is sent, and the electric energy is related
Data include energy value, the mobile error criterion device ID, the charging pile ID for being currently installed on the mobile error criterion device
In one or more;
The error calculation server determines that the mobile error criterion device is detected according to the electric energy related data
Charging pile belonging to charging station, and according to corresponding relationship storing data.
Preferably, the error calculation server is according to the three-phase kilowatt-hour meter transferred out, the electric energy dependency number of sub- ammeter
According to, and the global error value of the sub- ammeter of one or more charging gun solved, solve three-phase kilowatt-hour meter, son electricity
The global error and charging pile electric energy loss of table, specifically include:
The energy value that the error calculation server receives the three-phase kilowatt-hour meter, sub- ammeter reports, establishing includes three-phase electricity
The global error of table, the global error of sub- ammeter and charging pile electric energy loss are as variable and one or more sub- ammeter
Global error be known constant equation;
The energy value that the error calculation server is reported according to multiple received three-phase kilowatt-hour meter, sub- ammeter, or according to
What three-phase kilowatt-hour meter, sub- ammeter reported belongs to the equation group that energy value foundation in different time periods is made of the equation;It is logical
It crosses and solves the equation group, the global error and charging pile electric energy loss of the three-phase kilowatt-hour meter and sub- ammeter is calculated.
Preferably, the error calculation server is according to the three-phase kilowatt-hour meter transferred out, the electric energy dependency number of sub- ammeter
According to, and the global error value of the sub- ammeter of one or more charging gun solved, solve three-phase kilowatt-hour meter, son electricity
The global error and charging pile electric energy loss of table, specifically include:
The energy value and corresponding current value that the error calculation server receives the three-phase kilowatt-hour meter, sub- ammeter reports, according to
According to the electric flux accumulated value under the cumulative obtained each current segmenting of line current segmentation of different sizes;It is cumulative by the electric flux
Value establishes global error, the global error of sub- ammeter and charging pile electric energy loss comprising three-phase kilowatt-hour meter as variable, Yi Jiyi
The global error of a or multiple sub- ammeters is the equation of known constant;
The electric energy dependency number that the movable type error criterion device is reported according to the multiple received three-phase kilowatt-hour meter, sub- ammeter
According to, or established by described according to belonging to of reporting of the three-phase kilowatt-hour meter, sub- ammeter electric energy related data in different time periods
The equation group that equation is constituted;By solving the equation group, the three-phase kilowatt-hour meter, sub- ammeter is calculated under each current segmenting
Global error and corresponding charging pile electric energy loss value.
The third aspect, the present invention provides a kind of charging pile error detecting system based on mobile error criterion device, institutes
The system of stating includes error calculation server, charging pile and mobile error criterion device, wherein the movable type error criterion device is used
It is used on the charging gun for being mounted on the charging pile, the charging pile and the displacement error standard and the error calculation
Establishing between server has data channel, specific:
The charging pile, for sending electric energy related data to the error calculation server;
The movable type error criterion device, for sending electric energy related data to the error calculation server;
One for being used to detect charging pile in the charging station or more of the error calculation server retrieval storage
A movable type error criterion device, and according to the electricity passed through in the sub- ammeter for installing the charging gun of the mobile error criterion device
Can be identical with the electric energy passed through in the mobile error criterion device, the sub- ammeter of one or more charging gun is calculated
Global error value;The error calculation server transfers the three-phase kilowatt-hour meter of each charging pile and son electricity in the charging station of storage
The electric energy related data that table reports;The error calculation server is according to the three-phase kilowatt-hour meter transferred out, the electric energy of sub- ammeter
Related data, and the global error value of the sub- ammeter of one or more charging gun solved, solve three-phase electricity
Table, the global error of sub- ammeter and charging pile electric energy loss.
Preferably, the electric energy related data include energy value, the mobile error criterion device ID, be currently installed on it is described
One or more in the charging pile ID of mobile error criterion device, then:
The error calculation server is also used to determine the mobile error criterion device according to the electric energy related data
Charging station belonging to charging pile detected, and according to corresponding relationship storing data.
Compared with prior art, the beneficial effects of the present invention are:
The embodiment of the present invention combines error criterion device by the way that mobile error criterion device is arranged in existing charging pile
Locating Energy Conservation system, what error criterion device itself reported using each sub- ammeter, three-phase kilowatt-hour meter and mobile was detected
Electric energy related data completes the foundation of equation, and brings the equation into using the electric energy related data of different periods and solve
To three-phase kilowatt-hour meter, the global error of sub- ammeter and charging pile electric energy loss.So that operator is according to three-phase kilowatt-hour meter, sub- ammeter
Global error and charging pile electric energy loss confirm whether the charging pile is in normal operating conditions.
[Detailed description of the invention]
Fig. 1 is a kind of structure of mobile error criterion device for charging pile error-detecting provided in an embodiment of the present invention
Schematic diagram;
Fig. 2 is a kind of structure of mobile error criterion device for charging pile error-detecting provided in an embodiment of the present invention
Schematic diagram;
Fig. 3 is a kind of structure of mobile error criterion device for charging pile error-detecting provided in an embodiment of the present invention
Schematic diagram;
Fig. 4 is a kind of shielding of mobile error criterion device for charging pile error-detecting provided in an embodiment of the present invention
Electromagnetic interference structure schematic diagram;
Fig. 5 is a kind of method flow diagram for charging pile error-detecting provided in an embodiment of the present invention;
Fig. 6 is a kind of loss on transmission schematic illustration provided in an embodiment of the present invention;
Fig. 7 is a kind of method flow diagram for charging pile error-detecting provided in an embodiment of the present invention;
Fig. 8 is a kind of system architecture diagram for charging pile error-detecting provided in an embodiment of the present invention.
[specific embodiment]
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In addition, as long as technical characteristic involved in the various embodiments of the present invention described below is each other not
Constituting conflict can be combined with each other.
Embodiment 1:
The embodiment of the invention provides a kind of mobile error criterion devices for charging pile error-detecting, such as Fig. 1-2 institute
Show, the movable type error criterion device includes a power supply interface and a vehicle interface, and the correspondence contact of two interfaces is by conduction
Medium is completed to connect one by one, it is described movable type error criterion device further include electric energy computation chip, radio receiving transmitting module, display screen,
Memory module and processor, wherein the electric energy computation chip, radio receiving transmitting module, display screen and memory module are separately connected
The processor, two electric energy detection input interfaces of the electric energy computation chip pass through respectively described in corresponding conducting medium connection
The charging of error criterion device energizes contact, specific:
The electric energy computation chip, radio receiving transmitting module, display screen, memory module and the processor are fixed on the shifting
On the console of dynamic formula error criterion device;The console is between the power supply interface and vehicle interface;The console
On be additionally provided with mechanical lock, the tapered end of the mechanical lock is located at vehicle interface direction, for vehicle interface be inserted into vehicle socket
When lived with the mechanical lock slot lock on vehicle socket;Mechanical locked groove is additionally provided on the power supply interface, the machinery locked groove is used for
It is lockked when charging gun is inserted into the power supply interface with the mechanical lock on the charging gun.
The embodiment of the present invention combines error criterion device by the way that mobile error criterion device is arranged in existing charging pile
Locating Energy Conservation system, what error criterion device itself reported using each sub- ammeter, three-phase kilowatt-hour meter and mobile was detected
Electric energy related data completes the foundation of equation, and brings the equation into using the electric energy related data of different periods and solve
To three-phase kilowatt-hour meter, the global error of sub- ammeter and charging pile electric energy loss.So that operator is according to three-phase kilowatt-hour meter, sub- ammeter
Global error and charging pile electric energy loss confirm whether the charging pile is in normal operating conditions.
Movable type error criterion device provided by the embodiment of the present invention is more likely to be available to ordinary user, assists third
Side completes each charging pile global error in charging station and calculates use, therefore, be in view of that may need for a long time by the shifting
Dynamic formula error criterion device is fixed on a certain charging gun, to complete fairly large data acquisition.Therefore, in conjunction with of the invention real
Example 1 is applied there is also a kind of preferred implementation, can be realized and operate the opening and closing of the mechanical lock on script charging gun,
After being mounted with the mobile error criterion device, the machine of the vehicle interface side of the mobile error criterion device is mapped directly to
Tool lock completes corresponding opening and closing.Specifically, the mechanical lock trench bottom of the power supply interface is equipped with pressure sensor, institute
Pressure sensor is stated for the operation for the mechanical lock for controlling charging gun to be passed to the processor, so as to processor control
The mechanical lock of vehicle interface side completes corresponding opening and closing.The mode of the mechanical lock of processor control vehicle interface side
It can be (structure that current Outline is not directly relevant to is corresponded in figure, and there is no all draw) as shown in Figure 3, mechanical lock
It is made of mechanical lock head and mechanical hammerlock, and is provided with shaft between the two;Wherein, it is provided with sheet metal on mechanical hammerlock, institute
It states and is provided with electromagnet immediately below sheet metal, the electromagnet works under the control of a processor;On the machinery hammerlock
It is additionally provided with spring, the spring user guarantees that mechanical lock head has a downward work in the idle situation of the electromagnet
Firmly.Its workflow specifically: when user's control charging gun bounces its mechanical lock, pressure sensor feedback pressure in Fig. 3
Signal has been bounced to processor, the mechanical lock of processor confirmation charging gun, then the power switch of closing electromagnets, so that electromagnetism
Iron enters working condition, adsorbs mechanical hammerlock so that mechanical lock head shown in Fig. 3 bounces, has reached mobile error criterion
Mechanical lock executes the purpose of simultaneously operating on mechanical lock and charging gun on device.For the operating experience of user, only pass
An adapter has been had more on the charging gun of system, and the mode for completing charging interface connection for user does not change.
In conjunction with the embodiment of the present invention, there are a kind of preferred implementation, as shown in figure 4, the electric energy computation chip and
Therewith the connected conducting medium position of electric energy detection input interface by the shielding case of maskable electromagnetic interference nesting, the shielding
Four outlets and the data conductor port for sending a signal to processor that the conducting medium is only reserved on shell.
The electromagnetic interference that the preferred embodiment can effectively reduce external or internal generation completes electricity to electric energy computation chip
It can be influenced caused by metering, ensure that the precision of mobile error criterion device measurement.Fig. 4 is only a schematic diagram, specifically
The structure size explanation that can be adjusted according to the size of actual chips size and the conducting medium, and refer to be described
Electric energy computation chip is preferably disposed between two conducting mediums of measurement, to reduce electric energy detection input interface and conducting medium
Between cabling length, further increase counting accuracy.It should be noted that the two pairs of contacts connected in Fig. 4 by conducting medium,
It is respectively that AC power source " L " and middle line " N " (can consult alternating-current charging interface standard GB/T 20234.2- in AC charging rifle
2011);It is respectively that DC power supply positive " DC+ " and DC power supply bear " DC- " and (can consult alternating-current charging interface in DC charging rifle
Standard GB/T 20234.3-2011).
The mobile error criterion device that the embodiment of the present invention is proposed can be by built-in battery-operated, can also be by
Charging gun can power contacts complete charging or directly power supply.Specifically, the movable type error criterion device further includes power supply
Module, power supply module connection can power contacts, and convert voltages into for the electric energy computation chip, wireless receiving and dispatching mould
The value that block, display screen, memory module and processor work normally.
In embodiments of the present invention, the power supply interface and vehicle interface are specially alternating-current charging interface or the confession
Electrical interface and vehicle interface are specially direct-current charging interface.The schematic diagram provided in Fig. 1 the i.e. movement of alternating-current charging interface mode
Formula error criterion device, DC mode can be realized by adjusting interface.
Embodiment 2:
The embodiment of the present invention is in addition to providing a kind of mobile error for charging pile error-detecting as described in Example 1
Outside standard structure, a kind of charging pile error detection method based on mobile error criterion device is additionally provided, as shown in figure 5,
When error calculation server carries out the charging pile electric energy of global error and each charging pile to the charging pile in a specified charging station
Loss is when being calculated, the detection method and system the following steps are included:
In step 201, what the error calculation server retrieval stored be used to detect charging pile in the charging station
One or more mobile error criterion device, and according to the sub- ammeter for the charging gun for installing the mobile error criterion device
The electric energy passed through in middle passed through electric energy and the mobile error criterion device is identical, one or more is calculated and fills
The global error value of the sub- ammeter of electric rifle.
In step 202, the error calculation server transfers the three-phase electricity of each charging pile in the charging station of storage
The electric energy related data that table and sub- ammeter report.
In step 203, the error calculation server is according to the three-phase kilowatt-hour meter transferred out, the electric energy phase of sub- ammeter
Close data, and the global error value of the sub- ammeter of one or more charging gun solved, solve three-phase kilowatt-hour meter,
The global error and charging pile electric energy loss of sub- ammeter.
The embodiment of the present invention combines error criterion device by the way that mobile error criterion device is arranged in existing charging pile
Locating Energy Conservation system calculates the global error of the sub- ammeter of one or more charging gun connected in series first,
And the foundation of equation is further completed using the electric energy related data of each sub- ammeter, three-phase kilowatt-hour meter, and utilize different periods
Electric energy related data brings the equation into and solves to obtain three-phase kilowatt-hour meter, the global error of sub- ammeter and charging pile electric energy loss.
So that operator confirms whether the charging pile is according to three-phase kilowatt-hour meter, the global error of sub- ammeter and charging pile electric energy loss
Normal operating conditions.
Under normal conditions, charging pile proposed in the embodiment of the present invention includes one or more charging gun, corresponds to often
One charging gun is provided with that sub- ammeter, one for measuring the three-phase kilowatt-hour meter and rectification module of inputing power.
In conjunction with the embodiment of the present invention, for the step 203, there are a kind of preferred implementations, specifically include:
The energy value that the error calculation server receives the three-phase kilowatt-hour meter, sub- ammeter reports, establishing includes three-phase electricity
The global error of table, the global error of sub- ammeter and charging pile electric energy loss are as variable and one or more sub- ammeter
Global error be known constant equation;
The energy value that the error calculation server is reported according to multiple received three-phase kilowatt-hour meter, sub- ammeter, or according to
What three-phase kilowatt-hour meter, sub- ammeter reported belongs to the equation group that energy value foundation in different time periods is made of the equation;It is logical
It crosses and solves the equation group, the global error and charging pile electric energy loss of the three-phase kilowatt-hour meter and sub- ammeter is calculated.
Based on the above-mentioned preferred implementation scheme for step 203, and to the intelligence electricity for completing electrical energy measurement on charging pile
The research of table, confirmation intelligent electric meter (on a charging pile, flow through electric current in the case where flowing through the metering environment of different size electric current
It can be determined according to the operating mode that it possesses, such as: 450V charge mode, 750 charge modes etc. correspond to different works
Make electric current), the global error shown is different, i.e., different measurement electric currents is suitable for different global error values, because
There is a kind of mode of more accurate solution global error in conjunction with step 202 of the embodiment of the present invention in this, specific as follows:
The energy value and corresponding current value that the error calculation server receives the three-phase kilowatt-hour meter, sub- ammeter reports, according to
According to the electric flux accumulated value under the cumulative obtained each current segmenting of line current segmentation of different sizes;It is cumulative by the electric flux
Value establishes global error, the global error of sub- ammeter and charging pile electric energy loss comprising three-phase kilowatt-hour meter as variable, Yi Jiyi
The global error of a or multiple sub- ammeters is the equation of known constant;
The electric energy dependency number that the movable type error criterion device is reported according to the multiple received three-phase kilowatt-hour meter, sub- ammeter
According to, or established by described according to belonging to of reporting of the three-phase kilowatt-hour meter, sub- ammeter electric energy related data in different time periods
The equation group that equation is constituted;By solving the equation group, the three-phase kilowatt-hour meter, sub- ammeter is calculated under each current segmenting
Global error and corresponding charging pile electric energy loss value.
Embodiment 3:
This implementation implements the environment of parameter in the content basis of embodiment 2, by being related to, and illustrates how to calculate and fill
Electric stake electric energy loss.In this example, it is assumed that transforming plant lead-in is four tunnel of three-phase (single-phase is 380V), and after power transformation it is two
A 450V direct current output.The equipment in error criterion device and charging pile for completing electrical energy measurement is known as in the present embodiment
Electric energy metering device, substation's schematic diagram are as shown in Figure 6:
W1(1+X1)*(1+XS)=W2(1+X2)+W3(1+X3)
Wherein, Wi=1,2,3 be the electric flux reading of transformer high-low-voltage side electric energy metering device;Xi=1,2,3 be Wi=
The error of electric energy metering device where 1,2,3;XsIt is a ratio of transformer loss electric energy and high-pressure side inputing power
Value.
According to law of conservation of energy, high-pressure side input electric energy be equal in, low pressure output electric energy and charging pile electric energy damage
The sum of consumption.Mathematically it can be written as:
W1(1+X1)(1+Xs)=W2(1+X2)+W3(1+X3) (1)
If constituting equation with formula (1) or even equation group, obtained equation group will be a homogeneous equations, this is neat
Power, which is chartered by voyage, can not obtain one group " unique solution ".
This method be by " error of a given electric energy metering device is " known " ", it is " related between destruction equation
Property ", so that equation group can obtain " unique solution ".Specifically, when actual measurement, we are high, medium and low any
The error testing of the electric energy metering device of voltage side is accurate, we can be obtained by a known error X in this wayi, do not lose one
As property, it will be assumed that the error X of high-pressure side electric energy metering device1It is known error, formula (1) is arranged, available:
W1Xs+W1X1Xs-W2X2-W3X3=(W2+W3-W1-W1X1) (2)
Formula (2) is one, and there are three unknown number X2, X3And XsEquation.If we are the electric energy meter of high, medium and low side
It measures the continuous reading of device electric flux reading three times, reads: W11, W12, W13;W21, W22, W23;And W31, W32, W33;By this three group number-reading
It is updated to formula (2), available ternary quadratic equation group.This equation group has solution, furthermore, it is possible to obtain one group
" unique solution ".This group of unique solution is exactly:
X2--- the global error of medium voltage side electric energy metering device;
X3--- the global error of Electric Energy Measurement at Low Voltage Side device;
Xs--- charging pile electric energy loss ratio value=transformer loss energy consumption/high-pressure side inputing power amount;
It is nonlinear in view of transformer is loss, it may be considered that read energy data using input terminal " current segmenting "
Method, detect the true global error of electric energy metering device.While having surveyed the error of electric energy metering device quasi-, transformation
Device loss also can be measured accurately.
Embodiment 4:
How embodiment 2 describes according to the three-phase kilowatt-hour meter, sub- ammeter and the mobile error criterion device received
Electric energy related data solves the method that three-phase kilowatt-hour meter, the global error of sub- ammeter and charging pile electric energy loss calculate.In practical reality
During now, also need to do some preparations before entering step 201 described in embodiment 2, as shown in fig. 7, specifically including
Following steps:
In step 21, the power supply interface of the mobile error criterion device is fixed on a charging gun, and by its vehicle
On mouth insertion vehicle socket.
In step 22, error calculation server receives the electric energy related data that the mobile error criterion device is sent,
The electric energy related data includes energy value, the mobile error criterion device ID, is currently installed on the mobile error criterion
One or more in the charging pile ID of device.
In step 23, the error calculation server determines the mobile error mark according to the electric energy related data
Charging station belonging to quasi- device charging pile detected, and according to corresponding relationship storing data.
It is worth noting that in information exchange, implementation procedure between module, unit in above-mentioned apparatus and system etc.
Hold, due to being based on same design with processing method embodiment of the invention, particular content be can be found in embodiment of the present invention method
Narration, details are not described herein again.
Embodiment 5:
The embodiment of the invention also provides a kind of charging pile error detecting systems based on mobile error criterion device, such as scheme
Shown in 8, the system comprises error calculation server, charging pile and mobile error criterion devices, wherein the movable type error
Standard is used for being mounted on the charging gun of the charging pile, the charging pile and the displacement error standard with it is described
Establishing between error calculation server has data channel, specific:
The charging pile, for sending electric energy related data to the error calculation server;
The movable type error criterion device, for sending electric energy related data to the error calculation server;
One for being used to detect charging pile in the charging station or more of the error calculation server retrieval storage
A movable type error criterion device, and (be sub- electricity in Fig. 8 according to the sub- ammeter for the charging gun for installing the mobile error criterion device
Table 1) in the electric energy that is passed through and the electric energy passed through in the mobile error criterion device it is identical, be calculated one or more
The global error value of the sub- ammeter of a charging gun;The error calculation server transfers each charging pile in the charging station of storage
Three-phase kilowatt-hour meter and the electric energy related data that reports of sub- ammeter (being sub- ammeter 2 in Fig. 8);The error calculation server is according to tune
The electric energy related data of the three-phase kilowatt-hour meter, sub- ammeter that take out, and one or more charging gun solved
Sub- ammeter global error value, solve three-phase kilowatt-hour meter, sub- ammeter (being sub- ammeter 2 in Fig. 8) global error and charging pile electricity
It can loss.
The electric energy related data includes energy value, the mobile error criterion device ID, is currently installed on the movable type
One or more in the charging pile ID of error criterion device, in conjunction with the embodiment of the present invention there are a kind of preferred implementation,
It is specific:
The error calculation server is also used to determine the mobile error criterion device according to the electric energy related data
Charging station belonging to charging pile detected, and according to corresponding relationship storing data.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of embodiment is can to lead to
Program is crossed to instruct relevant hardware and complete, which can be stored in a computer readable storage medium, storage medium
It may include: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access
Memory), disk or CD etc..
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (4)
1. a kind of charging pile error detection method based on mobile error criterion device, which is characterized in that when error calculation service
When device calculates the charging pile electric energy loss of charging pile progress global error and each charging pile in a specified charging station,
The detection method includes:
One or more shifting that be used to detect charging pile in the charging station of the error calculation server retrieval storage
Dynamic formula error criterion device, and according to the electric energy passed through in the sub- ammeter for installing the charging gun of the mobile error criterion device and
The electric energy passed through in the movable type error criterion device is identical, and the whole of the sub- ammeter of one or more charging gun is calculated
Body error amount;
The error calculation server transfers what the three-phase kilowatt-hour meter of each charging pile and sub- ammeter in the charging station of storage reported
Electric energy related data;
The error calculation server is according to the three-phase kilowatt-hour meter transferred out, the electric energy related data of sub- ammeter, and
The global error value of the sub- ammeter of one or more obtained charging gun is solved, solves three-phase kilowatt-hour meter, the whole of sub- ammeter misses
Difference and charging pile electric energy loss;
The error calculation server is according to the three-phase kilowatt-hour meter transferred out, the electric energy related data of sub- ammeter, and
The global error value of the sub- ammeter of one or more obtained charging gun is solved, solves three-phase kilowatt-hour meter, the whole of sub- ammeter misses
Difference and charging pile electric energy loss, specifically include:
The energy value and corresponding current value that the error calculation server receives the three-phase kilowatt-hour meter, sub- ammeter reports, according to line
Electric flux accumulated value under the cumulative obtained each current segmenting of road size of current difference segmentation;It is built by the electric flux accumulated value
Vertical global error, the global error of sub- ammeter and charging pile electric energy loss comprising three-phase kilowatt-hour meter as variable and one or
The global error of the multiple sub- ammeters of person is the equation of known constant;
The movable type error criterion device belongs to electric energy phase in different time periods according to what the three-phase kilowatt-hour meter, sub- ammeter reported
It closes data and establishes the equation group being made of the equation;By solving the equation group, the three-phase kilowatt-hour meter, son electricity is calculated
Global error and corresponding charging pile electric energy loss value of the table under each current segmenting.
2. charging pile error detection method according to claim 1, which is characterized in that the detection method specifically includes:
The power supply interface of the mobile error criterion device is fixed on a charging gun, and its vehicle interface insertion vehicle is inserted
On seat;
Error calculation server receives the electric energy related data that the mobile error criterion device is sent, the electric energy related data
Including energy value, the mobile error criterion device ID, it is currently installed in the charging pile ID of the mobile error criterion device
One or more;
The error calculation server determines that the mobile error criterion device is detected according to the electric energy related data and fills
Charging station belonging to electric stake, and according to corresponding relationship storing data.
3. a kind of charging pile error detecting system based on mobile error criterion device, which is characterized in that the system comprises accidentally
Poor calculation server, charging pile and mobile error criterion device, wherein the movable type error criterion device is described for being mounted on
It uses on the charging gun of charging pile, is built between the charging pile and the displacement error standard and the error calculation server
It is vertical to have data channel, specific:
The charging pile, for sending electric energy related data to the error calculation server;
The movable type error criterion device, for sending electric energy related data to the error calculation server;
One or more shifting that be used to detect charging pile in the charging station of the error calculation server retrieval storage
Dynamic formula error criterion device, and according to the electric energy passed through in the sub- ammeter for installing the charging gun of the mobile error criterion device and
The electric energy passed through in the movable type error criterion device is identical, and the whole of the sub- ammeter of one or more charging gun is calculated
Body error amount;The error calculation server is transferred in the charging station of storage on the three-phase kilowatt-hour meter of each charging pile and sub- ammeter
The electric energy related data of report;The error calculation server is related according to the electric energy of the three-phase kilowatt-hour meter, sub- ammeter transferred out
Data, and the global error value of the sub- ammeter of one or more charging gun solved, solve three-phase kilowatt-hour meter, son
The global error and charging pile electric energy loss of ammeter;
The error calculation server is according to the three-phase kilowatt-hour meter transferred out, the electric energy related data of sub- ammeter, and
The global error value of the sub- ammeter of one or more obtained charging gun is solved, solves three-phase kilowatt-hour meter, the whole of sub- ammeter misses
Difference and charging pile electric energy loss, specifically include:
The energy value and corresponding current value that the error calculation server receives the three-phase kilowatt-hour meter, sub- ammeter reports, according to line
Electric flux accumulated value under the cumulative obtained each current segmenting of road size of current difference segmentation;It is built by the electric flux accumulated value
Vertical global error, the global error of sub- ammeter and charging pile electric energy loss comprising three-phase kilowatt-hour meter as variable and one or
The global error of the multiple sub- ammeters of person is the equation of known constant;
The movable type error criterion device belongs to electric energy phase in different time periods according to what the three-phase kilowatt-hour meter, sub- ammeter reported
It closes data and establishes the equation group being made of the equation;By solving the equation group, the three-phase kilowatt-hour meter, son electricity is calculated
Global error and corresponding charging pile electric energy loss value of the table under each current segmenting.
4. charging pile error detecting system according to claim 3, which is characterized in that the electric energy related data includes electricity
Can value, the mobile error criterion device ID, one be currently installed in the charging pile ID of the movable type error criterion device or
Person is multinomial, then:
The error calculation server is also used to determine that the mobile error criterion device is examined according to the electric energy related data
Charging station belonging to the charging pile of survey, and according to corresponding relationship storing data.
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CN106990285A (en) * | 2017-03-20 | 2017-07-28 | 万帮充电设备有限公司 | A kind of charging pile is anti-theft with detection method is lost |
CN109596915A (en) * | 2018-11-27 | 2019-04-09 | 中国电力科学研究院有限公司 | A kind of remote calibration system and method for electric automobile charging pile |
CN113246782B (en) * | 2021-05-26 | 2022-07-19 | 国网浙江省电力有限公司营销服务中心 | Method for monitoring operation error of direct current charging pile |
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