CN106249194A - A kind of portable error criterion device for charging pile error-detecting and detection method thereof and system - Google Patents
A kind of portable error criterion device for charging pile error-detecting and detection method thereof and system Download PDFInfo
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- CN106249194A CN106249194A CN201610805021.XA CN201610805021A CN106249194A CN 106249194 A CN106249194 A CN 106249194A CN 201610805021 A CN201610805021 A CN 201610805021A CN 106249194 A CN106249194 A CN 106249194A
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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- 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
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Abstract
The present invention relates to charging pile technical field, it is provided that a kind of portable error criterion device for charging pile error-detecting and detection method thereof and system.Wherein, in portable error criterion device, electric energy computation chip, radio receiving transmitting module, display screen, memory module and processor are fixed on the console of portable error criterion device;Console is between power supply interface and vehicle interface;Being additionally provided with mechanical lock on console, the tapered end of mechanical lock is positioned at vehicle interface direction, for living with the mechanical lock slot lock on vehicle socket when vehicle interface inserts vehicle socket;Machinery locked groove it is additionally provided with on power supply interface.The present invention is by arranging portable error criterion device in existing charging pile, and combining the Energy Conservation system residing for error criterion device, the electric energy related data utilizing that each sub-ammeter, three-phase kilowatt-hour meter report and portable error criterion device self to detect completes the foundation of equation and solves and obtain charging pile electric energy loss.
Description
[technical field]
The present invention relates to charging pile technical field, particularly relate to a kind of portable error for charging pile error-detecting
Standard and detection method thereof and system.
[background technology]
Charging pile its be functionally similar to the fuel charger inside gas station, ground or wall can be fixed on, be installed on public
Build in (public building, market, Public Parking etc.) and parking lot, residential quarter or charging station, can be according to different voltage
Grade is the charging electric vehicle of various model.The input of charging pile is directly connected to AC network, and outfan is equipped with filling
Plug is used for as charging electric vehicle.Charging pile generally provides normal charge and two kinds of charging modes of quick charge, Ren Menke
To use specific recharged card to swipe the card on the man-machine interactive interface that charging pile provides use, the accordingly side of charging
Formula, charging interval, cost data printing etc. operate, and charging pile display screen can show the data such as charge volume, expense, charging interval.
In the case of charging pile is when mounted, particularly residential quarter charging station is separately installed, it is impossible to realize electric energy metrical
Error-detecting and monitoring.Needs send someone Site Detection error or change electric power meter.
In consideration of it, overcoming the defect existing for the prior art is the art problem demanding prompt solution.
[summary of the invention]
The technical problem to be solved in the present invention be in prior art charging pile when mounted, particularly residential quarter charging station
In the case of separately installed, it is impossible to realize electric energy metering error detection and monitoring.Needs are sent someone Site Detection error or more
Change electric power meter, the problem that efficiency is low and cost is high.
The present invention adopts the following technical scheme that
First aspect, the invention provides a kind of portable error criterion device for charging pile error-detecting, described shifting
Dynamic formula error criterion device includes a power supply interface and a vehicle interface, and the corresponding contact of two interfaces is the completeest by conducting medium
Become to connect, described portable error criterion device also include electric energy computation chip, radio receiving transmitting module, display screen, memory module and
Processor, wherein, described electric energy computation chip, radio receiving transmitting module, display screen and memory module connect described processor respectively,
Two electric energy detection input interfaces of described electric energy computation chip connect described error criterion device by corresponding conducting medium respectively
Charging energy supply contact, concrete:
Described electric energy computation chip, radio receiving transmitting module, display screen, memory module and described processor are fixed on described shifting
On the console of dynamic formula error criterion device;Described console is between described power supply interface and vehicle interface;Described console
On be additionally provided with mechanical lock, the tapered end of described mechanical lock is positioned at vehicle interface direction, for vehicle interface insert vehicle socket
Time with vehicle socket on mechanical lock slot lock live;Being additionally provided with machinery locked groove on described power supply interface, described machinery locked groove is used for
Pin with the mechanical lock on described charging gun when charging gun inserts described power supply interface.
Preferably, the mechanical lock trench bottom of described power supply interface is provided with pressure transducer, and described pressure transducer is used for
The operation controlling the mechanical lock of charging gun is passed to described processor, in order to described processor controls the machinery of vehicle interface side
Lock and opened accordingly and close.
Preferably, described portable error criterion device also includes supply module, described supply module connect can power contacts,
And convert voltages into and be available for the normal work of described electric energy computation chip, radio receiving transmitting module, display screen, memory module and processor
The value made.
Preferably, described power supply interface and vehicle interface are specially alternating-current charging interface, or described power supply interface and car
Interface is specially direct-current charging interface.
Second aspect, the invention provides a kind of charging pile error detection method based on portable error criterion device, when
Charging pile in the charging station that Error Calculation server is specified carries out the charging pile electric energy of global error and each charging pile to be damaged
When consumption calculates, described detection method includes:
The retrieval storage of described Error Calculation server be used for detecting one of charging pile in described charging station or many
Individual portable error criterion device, and according to installing the electricity passed through in the sub-ammeter of the charging gun of described portable error criterion device
Can be identical with the electric energy passed through in described portable error criterion device, it is calculated the sub-ammeter of one or more charging gun
Global error value;
Described Error Calculation server is transferred on three-phase kilowatt-hour meter and the sub-ammeter of each charging pile in the described charging station of storage
The electric energy related data of report;
Described Error Calculation server according to the described three-phase kilowatt-hour meter transferred out, the electric energy related data of sub-ammeter, and
Solved the global error value of the sub-ammeter of one or more charging gun obtained, solve three-phase kilowatt-hour meter, sub-ammeter whole
Body error and charging pile electric energy loss.
Preferably, described detection method specifically includes:
The power supply interface of described portable error criterion device is fixed on a charging gun, and its vehicle mouth is inserted vehicle
On socket;
Error Calculation server receives the electric energy related data that described portable error criterion device sends, and described electric energy is correlated with
Data include energy value, described portable error criterion device ID, are currently installed on the charging pile ID of described portable error criterion device
In one or multinomial;
According to described electric energy related data, described Error Calculation server determines that described portable error criterion device is detected
The charging station belonging to charging pile, and according to corresponding relation store data.
Preferably, described Error Calculation server is according to the described three-phase kilowatt-hour meter transferred out, the electric energy dependency number of sub-ammeter
According to, and solved the global error value of the sub-ammeter of one or more charging gun obtained, solve three-phase kilowatt-hour meter, son electricity
The global error of table and charging pile electric energy loss, specifically include:
The energy value that described Error Calculation server receives described three-phase kilowatt-hour meter, sub-ammeter reports, sets up and comprises 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
The equation that global error is known constant;
The energy value that described Error Calculation server reports according to the three-phase kilowatt-hour meter repeatedly received, sub-ammeter, or according to
What three-phase kilowatt-hour meter, sub-ammeter reported belongs to the equation group that the energy value foundation of different time sections is made up of described equation;Logical
Cross and solve described equation group, be calculated described three-phase kilowatt-hour meter and the global error of sub-ammeter and charging pile electric energy loss.
Preferably, described Error Calculation server is according to the described three-phase kilowatt-hour meter transferred out, the electric energy dependency number of sub-ammeter
According to, and solved the global error value of the sub-ammeter of one or more charging gun obtained, solve three-phase kilowatt-hour meter, son electricity
The global error of table and charging pile electric energy loss, specifically include:
Described Error Calculation server receives energy value and the corresponding current value that described three-phase kilowatt-hour meter, sub-ammeter report, and depends on
Add up the electric flux accumulated value under each current segmenting obtained according to the line current segmentation that varies in size;Added up by described electric flux
Value is set up and is comprised the global error of three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss as variable, Yi Jiyi
The equation that global error is known constant of individual or many sub-ammeter;
The electric energy dependency number that described portable error criterion device reports according to the described three-phase kilowatt-hour meter repeatedly received, sub-ammeter
According to, or according to described three-phase kilowatt-hour meter, sub-ammeter report belong to different time sections electric energy related data set up by described
The equation group that equation is constituted;By solving described equation group, it is calculated described three-phase kilowatt-hour meter, sub-ammeter under each current segmenting
Global error and corresponding charging pile electric energy loss value.
The third aspect, the invention provides a kind of charging pile error detecting system based on portable error criterion device, institute
The system of stating includes Error Calculation server, charging pile and portable error criterion device, and wherein, described portable error criterion device is used
Use on the charging gun being arranged on described charging pile, described charging pile and described displacement error standard and described Error Calculation
Set up between server and have data channel, concrete:
Described charging pile, for sending electric energy related data to described Error Calculation server;
Described portable error criterion device, for sending electric energy related data to described Error Calculation server;
The retrieval storage of described Error Calculation server be used for detecting one of charging pile in described charging station or many
Individual portable error criterion device, and according to installing the electricity passed through in the sub-ammeter of the charging gun of described portable error criterion device
Can be identical with the electric energy passed through in described portable error criterion device, it is calculated the sub-ammeter of one or more charging gun
Global error value;Described Error Calculation server transfers three-phase kilowatt-hour meter and the son electricity of each charging pile in the described charging station of storage
The electric energy related data that table reports;Described Error Calculation server is according to the described three-phase kilowatt-hour meter transferred out, the electric energy of sub-ammeter
Related data, and solved the global error value of the sub-ammeter of one or more charging gun obtained, solve three-phase electricity
Table, the global error of sub-ammeter and charging pile electric energy loss.
Preferably, described electric energy related data include energy value, described portable error criterion device ID, be currently installed on described
In the charging pile ID of portable error criterion device one or multinomial, then:
Described Error Calculation server, is additionally operable to determine described portable error criterion device according to described electric energy related data
The charging station belonging to charging pile detected, and store data according to corresponding relation.
Compared with prior art, the beneficial effects of the present invention is:
The embodiment of the present invention is by arranging portable error criterion device in existing charging pile, and combines error criterion device
Residing Energy Conservation system, utilizes that each sub-ammeter, three-phase kilowatt-hour meter report and portable error criterion device self to detect
Electric energy related data completes the foundation of equation, and utilizes the electric energy related data of different periods to bring described equation into solve
To three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss.So that operator are according to three-phase kilowatt-hour meter, sub-ammeter
Global error and charging pile electric energy loss confirm whether this charging pile is in normal operating conditions.
[accompanying drawing explanation]
Fig. 1 is the structure of a kind of portable error criterion device for charging pile error-detecting that the embodiment of the present invention provides
Schematic diagram;
Fig. 2 is the structure of a kind of portable error criterion device for charging pile error-detecting that the embodiment of the present invention provides
Schematic diagram;
Fig. 3 is the structure of a kind of portable error criterion device for charging pile error-detecting that the embodiment of the present invention provides
Schematic diagram;
Fig. 4 is the shielding of a kind of portable error criterion device for charging pile error-detecting that the embodiment of the present invention provides
Electromagnetic interference structure schematic diagram;
Fig. 5 is a kind of method flow diagram for charging pile error-detecting that the embodiment of the present invention provides;
Fig. 6 is a kind of loss on transmission principle schematic that the embodiment of the present invention provides;
Fig. 7 is a kind of method flow diagram for charging pile error-detecting that the embodiment of the present invention provides;
Fig. 8 is a kind of system architecture diagram for charging pile error-detecting that the embodiment of the present invention provides.
[detailed description of the invention]
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and
It is not used in the restriction present invention.
As long as additionally, technical characteristic involved in each embodiment of invention described below is the most not
The conflict of composition just can be mutually combined.
Embodiment 1:
Embodiments provide a kind of portable error criterion device for charging pile error-detecting, such as Fig. 1-2 institute
Showing, described portable error criterion device includes a power supply interface and a vehicle interface, and the corresponding contact of two interfaces is by conducting electricity
Medium completes to connect one by one, described portable error criterion device also include electric energy computation chip, radio receiving transmitting module, display screen,
Memory module and processor, wherein, described electric energy computation chip, radio receiving transmitting module, display screen and memory module connect respectively
Described processor, two electric energy detection input interfaces of described electric energy computation chip connect described respectively by corresponding conducting medium
The charging energy supply contact of error criterion device, concrete:
Described electric energy computation chip, radio receiving transmitting module, display screen, memory module and described processor are fixed on described shifting
On the console of dynamic formula error criterion device;Described console is between described power supply interface and vehicle interface;Described console
On be additionally provided with mechanical lock, the tapered end of described mechanical lock is positioned at vehicle interface direction, for vehicle interface insert vehicle socket
Time with vehicle socket on mechanical lock slot lock live;Being additionally provided with machinery locked groove on described power supply interface, described machinery locked groove is used for
Pin with the mechanical lock on described charging gun when charging gun inserts described power supply interface.
The embodiment of the present invention is by arranging portable error criterion device in existing charging pile, and combines error criterion device
Residing Energy Conservation system, utilizes that each sub-ammeter, three-phase kilowatt-hour meter report and portable error criterion device self to detect
Electric energy related data completes the foundation of equation, and utilizes the electric energy related data of different periods to bring described equation into solve
To three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss.So that operator are according to three-phase kilowatt-hour meter, sub-ammeter
Global error and charging pile electric energy loss confirm whether this charging pile is in normal operating conditions.
The portable error criterion device that the embodiment of the present invention is provided is more likely to be available to domestic consumer, assists the 3rd
Side completes each charging pile global error in charging station and calculates use, therefore, will need described shifting for a long time in view of possible
Dynamic formula error criterion device is fixed on a certain charging gun, in order to complete fairly large data acquisition.Therefore, real in conjunction with the present invention
Execute example 1 and there is also a kind of preferably implementation, it is possible to realize opening the mechanical lock on script charging gun and closed procedure,
After being mounted with described portable error criterion device, map directly to the machine of the vehicle interface side of described portable error criterion device
Tool has been locked and has been opened accordingly and close.Concrete, the mechanical lock trench bottom of described power supply interface is provided with pressure transducer, institute
State pressure transducer and pass to described processor for the operation of the mechanical lock by controlling charging gun, in order to described processor controls
The mechanical lock of vehicle interface side completes to open accordingly and close.Described processor controls the mode of the mechanical lock of vehicle interface side
Can be (structure that in figure, corresponding current Outline is not directly relevant to all does not draws), mechanical lock as shown in Figure 3
It is made up of mechanical lock head and machinery hammerlock, and is provided with rotating shaft between the two;Wherein, machinery hammerlock is provided with sheet metal, institute
Stating and be provided with electric magnet immediately below sheet metal, described electric magnet is operated under the control of a processor;On described machinery hammerlock
Being additionally provided with spring, described spring user is in the case of described electric magnet is idle, it is ensured that mechanical lock head has a downward work
Firmly.Its workflow particularly as follows: when user control charging gun upspring its mechanical lock time, pressure transducer feedback pressure in Fig. 3
Signal is to processor, and processor confirms that the mechanical lock of charging gun has been upspring, then the power switch of closing electromagnets so that electromagnetism
Ferrum enters duty, and absorption machinery hammerlock, so that the mechanical lock head shown in Fig. 3 is upspring, has reached portable error criterion
On device, on mechanical lock and charging gun, mechanical lock performs the purpose of simultaneously operating.For the operating experience of user, it is only to pass
Have more an adaptor on the charging gun of system, and the mode that charging inlet connects has been completed for user and does not change.
In conjunction with the embodiment of the present invention, there is a kind of preferably implementation, as shown in Figure 4, described electric energy computation chip and
Therewith electric energy detection input interface be connected conducting medium position by the shielding case of maskable electromagnetic interference nesting, described shielding
Four outlets of described conducting medium are only reserved and for sending a signal to the data conductor port of processor on shell.
This preferred version can effectively reduce the electromagnetic interference of external or internal generation and electric energy computation chip is completed electricity
The impact caused can be measured, it is ensured that the precision that portable error criterion device is measured.Fig. 4 is only a schematic diagram, specifically
Physical dimension can be adjusted according to the size of actual chips size and this conducting medium, and the explanation referred to is described
Electric energy computation chip is preferably disposed between two conducting mediums of measurement, thus reduces electric energy detection input interface and conducting medium
Between the length of cabling, improve counting accuracy further.It should be noted that the two pairs of contacts connected by conducting medium in Fig. 4,
In AC charging rifle, it is respectively alternating current power supply " L " and center line " N " (can consult alternating-current charging interface standard GB/T 20234.2-
2011);In DC charging rifle, it is respectively DC source just " DC+ " and DC source negative " DC-" (can consult alternating-current charging interface
Standard GB/T 20234.3-2011).
The portable error criterion device that the embodiment of the present invention is proposed can be by built-in battery-operated, it is also possible to by
Power contacts can completing charging or directly power of charging gun.Concrete, described portable error criterion device also includes power supply
Module, described supply module connect can power contacts, and convert voltages into and be available for described electric energy computation chip, wireless receiving and dispatching mould
The value that block, display screen, memory module and processor normally work.
In embodiments of the present invention, described power supply interface and vehicle interface are specially alternating-current charging interface, or described confession
Electrical interface and vehicle interface are specially direct-current charging interface.The schematic diagram be given in Fig. 1 i.e. movement of alternating-current charging interface pattern
Formula error criterion device, can realizing by adjusting interface of DC mode.
Embodiment 2:
The embodiment of the present invention is except providing a kind of portable error for charging pile error-detecting
Outside standard structure, additionally provide a kind of charging pile error detection method based on portable error criterion device, as it is shown in figure 5,
When the charging pile in the charging station that Error Calculation server is specified carries out the charging pile electric energy of global error and each charging pile
When loss calculates, described detection method and system comprise the following steps:
In step 201, what the retrieval of described Error Calculation server stored is used for detecting charging pile in described charging station
One or more portable error criterion device, and according to the sub-ammeter of the charging gun installing described portable error criterion device
Middle passed through electric energy is identical with the electric energy passed through in described portable error criterion device, is calculated one or more and fills
The global error value of the sub-ammeter of electricity rifle.
In step 202., the three-phase electricity of each charging pile during described Error Calculation server transfers the described charging station of storage
The electric energy related data that table and sub-ammeter report.
In step 203, described Error Calculation server is according to the described three-phase kilowatt-hour meter transferred out, the electric energy phase of sub-ammeter
Close data, and solved the global error value of the sub-ammeter of one or more charging gun obtained, solve three-phase kilowatt-hour meter,
The global error of sub-ammeter and charging pile electric energy loss.
The embodiment of the present invention is by arranging portable error criterion device in existing charging pile, and combines error criterion device
Residing Energy Conservation system, first calculates the global error of the sub-ammeter of one or more charging gun connected in series,
And complete the foundation of equation further with the electric energy related data of each sub-ammeter, three-phase kilowatt-hour meter, and utilize different periods
Electric energy related data is brought described equation into and is solved and obtain three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss.
So that according to three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss, operator confirm whether this charging pile is in
Normal operating conditions.
Under normal circumstances, the charging pile proposed in the embodiment of the present invention includes that one or more charging gun, correspondence are every
One charging gun is provided with sub-ammeter, one for measuring three-phase kilowatt-hour meter and the rectification module of input electric energy.
In conjunction with the embodiment of the present invention, for described step 203, there is a kind of preferably implementation, specifically include:
The energy value that described Error Calculation server receives described three-phase kilowatt-hour meter, sub-ammeter reports, sets up and comprises 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
The equation that global error is known constant;
The energy value that described Error Calculation server reports according to the three-phase kilowatt-hour meter repeatedly received, sub-ammeter, or according to
What three-phase kilowatt-hour meter, sub-ammeter reported belongs to the equation group that the energy value foundation of different time sections is made up of described equation;Logical
Cross and solve described equation group, be calculated described three-phase kilowatt-hour meter and the global error of sub-ammeter and charging pile electric energy loss.
Based on the above-mentioned preferred implementation scheme for step 203, and to completing the Intelligent electric of electric energy metrical on charging pile
The research of table, confirms that (on a charging pile, it flows through electric current to intelligent electric meter under the metering environment flowing through different size electric current
Can determine, such as according to its mode of operation having: 450V charge mode, the most corresponding different work of 750 charge modes etc.
Make electric current), its global error shown is different, and the most different electric currents of measuring is applicable to different global error values, because of
, in conjunction with embodiment of the present invention step 202, there is a kind of mode solving global error more accurately in this, specific as follows:
Described Error Calculation server receives energy value and the corresponding current value that described three-phase kilowatt-hour meter, sub-ammeter report, and depends on
Add up the electric flux accumulated value under each current segmenting obtained according to the line current segmentation that varies in size;Added up by described electric flux
Value is set up and is comprised the global error of three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss as variable, Yi Jiyi
The equation that global error is known constant of individual or many sub-ammeter;
The electric energy dependency number that described portable error criterion device reports according to the described three-phase kilowatt-hour meter repeatedly received, sub-ammeter
According to, or according to described three-phase kilowatt-hour meter, sub-ammeter report belong to different time sections electric energy related data set up by described
The equation group that equation is constituted;By solving described equation group, it is calculated described three-phase kilowatt-hour meter, sub-ammeter under each current segmenting
Global error and corresponding charging pile electric energy loss value.
Embodiment 3:
Originally it is implemented in the content basis of embodiment 2, by relating to the environment implementing parameter, illustrates how that calculating is filled
Electricity stake electric energy loss.In this example, it is assumed that transforming plant lead-in is three-phase four tunnel (single-phase for 380V), and after power transformation, it is two
Individual 450V direct current exports.The equipment being used for electric energy metrical in the present embodiment in error criterion device and charging pile is all known as
Electric power meter, transformer station's schematic diagram as shown in Figure 6:
W1(1+X1)*(1+XS)=W2(1+X2)+W3(1+X3)
Wherein, Wi=1,2,3 is the electric flux reading of transformer high-low-voltage side electric power meter;Xi=1,2,3 is Wi=
The error of the electric power meter at 1,2,3 places;XsTransformer loss electric energy with high-pressure side input electric energy a ratio
Value.
According to law of conservation of energy, during the electric energy of high-pressure side input is equal to, the electric energy of low pressure output damages with charging pile electric energy
Consumption sum.Mathematically can be written as:
W1(1+X1)(1+Xs)=W2(1+X2)+W3(1+X3) (1)
If constituting equation or even equation group by formula (1), the equation group obtained will be a homogeneous equation, and this is neat
Power is chartered by voyage and cannot be drawn one group " unique solution ".
This method is by " error of a given electric power meter is " known " ", " being correlated with between destruction equation
Property ", so that equation group can obtain " unique solution ".Specifically, reality is measured when, we are high, medium and low arbitrary
The error testing of the electric power meter of voltage side is accurate, and so we can be obtained by known error Xi, do not lose one
As property, it will be assumed that error X of high-pressure side electric power meter1It is known error, formula (1) is arranged, can obtain:
W1Xs+W1X1Xs-W2X2-W3X3=(W2+W3-W1-W1X1) (2)
Formula (2) is one three unknown number X2, X3And XsEquation.If we are the electric energy meter of high, medium and low side
Amount device electric flux reading is read three times continuously, reads: W11, W12, W13;W21, W22, W23;And W31, W32, W33;By this three group number-reading
It is updated to formula (2), a ternary quadratic equation group can be obtained.This equation group has solution, furthermore, it is possible to obtain one group
" unique solution ".This group unique solution is exactly:
X2The global error of medium voltage side electric power meter;
X3The global error of Electric Energy Measurement at Low Voltage Side device;
XsCharging pile electric energy loss ratio value=transformer loss energy consumption/high-pressure side input electric flux;
In view of transformator be loss be nonlinear, it may be considered that utilize input " current segmenting " read energy data
Method, detection electric power meter real global error.While having surveyed the error of electric power meter quasi-, transformation
Device loss the most just can measure accurately.
Embodiment 4:
Embodiment 2 describes the described three-phase kilowatt-hour meter how basis receives, sub-ammeter and portable error criterion device
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.Real in reality
During Xian, also needed to do some preparations, as it is shown in fig. 7, specifically include before entering step 201 described in embodiment 2
Following steps:
In step 21, the power supply interface of described portable error criterion device is fixed on a charging gun, and by its car
Mouth inserts on vehicle socket.
In step 22, Error Calculation server receives the electric energy related data that described portable error criterion device sends,
Described electric energy related data includes energy value, described portable error criterion device ID, is currently installed on described portable error criterion
In the charging pile ID of device one or multinomial.
In step 23, described Error Calculation server determines described portable error mark according to described electric energy related data
The charging station belonging to charging pile that quasi-device is detected, and store data according to corresponding relation.
What deserves to be explained is, the information between said apparatus and intrasystem module, unit is mutual, in execution process etc.
Holding, owing to the processing method embodiment with the present invention is based on same design, particular content can be found in the inventive method embodiment
Narration, here is omitted.
Embodiment 5:
The embodiment of the present invention additionally provides a kind of charging pile error detecting system based on portable error criterion device, such as figure
Shown in 8, described system includes Error Calculation server, charging pile and portable error criterion device, wherein, described portable error
Standard is for being arranged on the charging gun of described charging pile use, described charging pile and described displacement error standard with described
Set up between Error Calculation server and have data channel, concrete:
Described charging pile, for sending electric energy related data to described Error Calculation server;
Described portable error criterion device, for sending electric energy related data to described Error Calculation server;
The retrieval storage of described Error Calculation server be used for detecting one of charging pile in described charging station or many
Individual portable error criterion device, and the sub-ammeter according to the charging gun installing described portable error criterion device (be that son is electric in Fig. 8
Table 1) in the electric energy that passed through identical with the electric energy passed through in described portable error criterion device, be calculated one or many
The global error value of the sub-ammeter of individual charging gun;Described Error Calculation server transfers each charging pile in the described charging station of storage
Three-phase kilowatt-hour meter and the electric energy related data that reports of sub-ammeter (in Fig. 8 for sub-ammeter 2);Described Error Calculation server is according to tune
The described three-phase kilowatt-hour meter of taking-up, the electric energy related data of sub-ammeter, and solved one or more charging gun obtained
The global error value of sub-ammeter, solve three-phase kilowatt-hour meter, the global error of sub-ammeter (for sub-ammeter 2 in Fig. 8) and charging pile electricity
Can loss.
Described electric energy related data includes energy value, described portable error criterion device ID, is currently installed on described movable type
In the charging pile ID of error criterion device one or multinomial, there is a kind of preferably implementation in conjunction with the embodiment of the present invention,
Concrete:
Described Error Calculation server, is additionally operable to determine described portable error criterion device according to described electric energy related data
The charging station belonging to charging pile detected, and store data according to corresponding relation.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of embodiment is to lead to
Program of crossing completes to instruct relevant hardware, and this program can be stored in a computer-readable recording medium, storage medium
May include that read only memory (ROM, Read Only Memory), random access memory (RAM, Random Access
Memory), disk or CD etc..
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (10)
1. the portable error criterion device for charging pile error-detecting, it is characterised in that described portable error criterion
Device includes a power supply interface and a vehicle interface, and the corresponding contact of two interfaces is completed by conducting medium to connect one by one, described
Portable error criterion device also includes electric energy computation chip, radio receiving transmitting module, display screen, memory module and processor, wherein,
Described electric energy computation chip, radio receiving transmitting module, display screen and memory module connect described processor, described electric energy metrical respectively
The charging energy supply that two electric energy detection input interfaces of chip connect described error criterion device by corresponding conducting medium respectively is touched
Head, concrete:
Described electric energy computation chip, radio receiving transmitting module, display screen, memory module and described processor are fixed on described movable type
On the console of error criterion device;Described console is between described power supply interface and vehicle interface;On described console also
Being provided with mechanical lock, the tapered end of described mechanical lock is positioned at vehicle interface direction, for vehicle interface insert vehicle socket time with
Mechanical lock slot lock on vehicle socket is lived;Being additionally provided with machinery locked groove on described power supply interface, described machinery locked groove is for filling
Pin with the mechanical lock on described charging gun when electricity rifle inserts described power supply interface.
Portable error criterion device the most according to claim 1, it is characterised in that the mechanical lock bottom land of described power supply interface
Portion is provided with pressure transducer, and described pressure transducer passes to described process for the operation of the mechanical lock by controlling charging gun
Device, in order to described processor controls the mechanical lock of vehicle interface side to be completed to open accordingly and close.
Portable error criterion device the most according to claim 1, it is characterised in that described portable error criterion device also wraps
Include supply module, described supply module connect can power contacts, and convert voltages into and be available for described electric energy computation chip, wireless
The value that transceiver module, display screen, memory module and processor normally work.
Portable error criterion device the most according to claim 1, it is characterised in that described power supply interface and vehicle interface tool
Body is alternating-current charging interface, or described power supply interface and vehicle interface are specially direct-current charging interface.
5. a charging pile error detection method based on portable error criterion device, it is characterised in that when Error Calculation service
Charging pile in the charging station that device is specified carries out the charging pile electric energy loss of global error and each charging pile when calculating,
Described detection method includes:
What the retrieval of described Error Calculation server stored is used for detecting one or more shifting of charging pile in described charging station
Dynamic formula error criterion device, and according to install the electric energy passed through in the sub-ammeter of the charging gun of described portable error criterion device and
The electric energy passed through in described portable error criterion device is identical, is calculated sub-ammeter whole of one or more charging gun
Body error amount;
Described Error Calculation server transfers the three-phase kilowatt-hour meter of each charging pile in the described charging station of storage and sub-ammeter reports
Electric energy related data;
Described Error Calculation server is according to the described three-phase kilowatt-hour meter transferred out, the electric energy related data of sub-ammeter, and
Solve the global error value of the sub-ammeter of one or more charging gun obtained, solve the overall mistake of three-phase kilowatt-hour meter, sub-ammeter
Difference and charging pile electric energy loss.
Charging pile error detection method the most according to claim 5, it is characterised in that described detection method specifically includes:
The power supply interface of described portable error criterion device is fixed on a charging gun, and its vehicle mouth is inserted vehicle socket
On;
Error Calculation server receives the electric energy related data that described portable error criterion device sends, described electric energy related data
Including energy value, described portable error criterion device ID, it is currently installed in the charging pile ID of described portable error criterion device
One or multinomial;
According to described electric energy related data, described Error Calculation server determines that what described portable error criterion device detected fills
Electricity charging station belonging to stake, and store data according to corresponding relation.
Charging pile error detection method the most according to claim 5, it is characterised in that described Error Calculation server according to
The described three-phase kilowatt-hour meter transferred out, the electric energy related data of sub-ammeter, and solved one or more charging obtained
The global error value of the sub-ammeter of rifle, solves three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss, specifically wraps
Include:
The energy value that described Error Calculation server receives described three-phase kilowatt-hour meter, sub-ammeter reports, sets up and comprises three-phase kilowatt-hour meter
Global error, the global error of sub-ammeter and charging pile electric energy loss are as variable, and one or more sub-ammeter is whole
Body error is the equation of known constant;
The energy value that described Error Calculation server reports according to the three-phase kilowatt-hour meter repeatedly received, sub-ammeter, or according to three-phase
What ammeter, sub-ammeter reported belongs to the equation group that the energy value foundation of different time sections is made up of described equation;By solving
Described equation group, is calculated described three-phase kilowatt-hour meter and the global error of sub-ammeter and charging pile electric energy loss.
Charging pile error detection method the most according to claim 5, it is characterised in that described Error Calculation server according to
The described three-phase kilowatt-hour meter transferred out, the electric energy related data of sub-ammeter, and solved one or more charging obtained
The global error value of the sub-ammeter of rifle, solves three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss, specifically wraps
Include:
Described Error Calculation server receives energy value and the corresponding current value that described three-phase kilowatt-hour meter, sub-ammeter report, according to line
Road size of current difference segmentation adds up the electric flux accumulated value under each current segmenting obtained;Built by described electric flux accumulated value
Vertical comprise the global error of three-phase kilowatt-hour meter, the global error of sub-ammeter and charging pile electric energy loss as variable, and one or
The equation that global error is known constant of many sub-ammeters of person;
The electric energy related data that described portable error criterion device reports according to the described three-phase kilowatt-hour meter repeatedly received, sub-ammeter,
Or the electric energy related data belonging to different time sections reported according to described three-phase kilowatt-hour meter, sub-ammeter is set up by described equation
The equation group that formula is constituted;By solving described equation group, it is calculated whole under each current segmenting of described three-phase kilowatt-hour meter, sub-ammeter
Body error and corresponding charging pile electric energy loss value.
9. a charging pile error detecting system based on portable error criterion device, it is characterised in that described system includes by mistake
Difference calculation server, charging pile and portable error criterion device, wherein, described portable error criterion device is used for being arranged on described
Use on the charging gun of charging pile, build between described charging pile and described displacement error standard and described Error Calculation server
Vertical have data channel, concrete:
Described charging pile, for sending electric energy related data to described Error Calculation server;
Described portable error criterion device, for sending electric energy related data to described Error Calculation server;
What the retrieval of described Error Calculation server stored is used for detecting one or more shifting of charging pile in described charging station
Dynamic formula error criterion device, and according to install the electric energy passed through in the sub-ammeter of the charging gun of described portable error criterion device and
The electric energy passed through in described portable error criterion device is identical, is calculated sub-ammeter whole of one or more charging gun
Body error amount;Described Error Calculation server is transferred on three-phase kilowatt-hour meter and the sub-ammeter of each charging pile in the described charging station of storage
The electric energy related data of report;Described Error Calculation server is correlated with according to the electric energy of the described three-phase kilowatt-hour meter transferred out, sub-ammeter
Data, and solved the global error value of the sub-ammeter of one or more charging gun obtained, solve three-phase kilowatt-hour meter, son
The global error of ammeter and charging pile electric energy loss.
Charging pile error detecting system the most according to claim 9, it is characterised in that described electric energy related data includes
Energy value, described portable error criterion device ID, be currently installed in the charging pile ID of described portable error criterion device one
Or multinomial, then:
Described Error Calculation server, is additionally operable to determine that described portable error criterion device is examined according to described electric energy related data
The charging station belonging to charging pile surveyed, and store data according to corresponding relation.
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