CN109116132A - A kind of charging equipment remote detecting system and its detection method - Google Patents
A kind of charging equipment remote detecting system and its detection method Download PDFInfo
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- CN109116132A CN109116132A CN201810617309.3A CN201810617309A CN109116132A CN 109116132 A CN109116132 A CN 109116132A CN 201810617309 A CN201810617309 A CN 201810617309A CN 109116132 A CN109116132 A CN 109116132A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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Abstract
The present invention relates to a kind of charging equipment remote detecting system and its detection method, detection system includes: detection device, and detection device is for simulating electric car charging process；Detection device one end is connect with plug-in load, and the other end accesses charging pile；Detection device includes: vehicle interface simulator and main control module；Main control module control vehicle interface simulator is connect with charging pile and the plug-in load respectively；Main control module generates fault message for controlling vehicle interface simulator during analog charge, and fault message is sent to plug-in load and charging pile, while obtaining the feedback information of charging pile, and judges charging pile with the presence or absence of failure.Detection system provided by the invention can overall process working condition in simulating electric automobile charging process, electric car and charging pile performance detection can be met, realize the requirement of electric car and charging pile on-the-spot test.
Description
Technical field
The present invention relates to New-energy electric vehicle detection fields, and in particular to a kind of charging equipment remote detecting system and inspection
Survey method.
Background technique
Electrically-charging equipment accident analysis is strongly professional, and analysis process is complicated, high to analysis personnel requirement, lacks the intelligence of profession
Fail analysis device, can not be in the quick analysis and diagnosis of first time realization failure；Detection data can not instruct electrically-charging equipment
O&M.The detection data in electrically-charging equipment Life cycle each stage has neither part nor lot in the formulation process of electrically-charging equipment O&M scheme,
Cause O&M scheme to be lack of pertinence, causes the waste of O&M human cost.Meanwhile electrically-charging equipment Key Performance Indicator is not explored
The shared analysis of detection data supports the remote diagnosis of electrically-charging equipment health status.Therefore, it is key to need development electrically-charging equipment
Energy index remote detecting method and health status diagnostic techniques research realize that the long-range control of detection process is remote with testing result
The detection system of physical distribution and test object are linked together by cloud bus, establish user oriented, patrol by journey visible diagnosis
Collect unified, wide area covering, the electrically-charging equipment detection that detection data is shared and diagnostic device.
Currently, new technology is used in electric car charging service operation business scope more and more, charge operation field
Business is also required to meet operation mode new demand of the charging service in conjunction with internet；Emerging communication mode is solved in electrically-charging equipment
Application problem in communication network；Solve the problems, such as the networking qualification rate of raising electrically-charging equipment；Solve the scene of raising electrically-charging equipment
Check and accept and inspect by random samples checkability problem；Solve the problems, such as the timeliness and success rate of raising scene rush to repair.It is above-mentioned face it is a series of
Demand and problem are required to study accordingly and detectability go to realize.
Summary of the invention
In order to solve the above-mentioned deficiency in the presence of the prior art, the present invention provides a kind of charging equipment remote detecting system
And its detection method.
Present invention provide the technical scheme that a kind of charging equipment remote detecting system,
It include: detection device；
Described detection device one end is connect with plug-in load, and the other end accesses charging pile, for simulating electric car charging
Process；
The detection device includes: vehicle interface simulator and main control module；
The main control module controls the vehicle interface simulator and connect respectively with charging pile and the plug-in load；
The main control module generates fault message for controlling the vehicle interface simulator during analog charge, and
The fault message is sent to the plug-in load and the charging pile, while obtaining the feedback information of the charging pile, and
Judge charging pile with the presence or absence of failure.
Preferably, the vehicle interface simulator includes: direct current rifle socket, battery voltage simulator and BMS control unit；
The direct current rifle socket is connect with charging pile and plug-in load respectively for providing general-purpose interface；
The direct current rifle socket includes: to confirm circuit by the connection that the circuit CC1 and PE forms；
Charging pile, for stopping charging when collecting following any failures:
Main control module generates failure by controlling the off-state in connection confirmation circuit；
Main control module is higher than charging pile output voltage by control battery voltage simulator output voltage to generate failure；
Main control module generates communication packet failure by BMS control unit, and stops charging.
Preferably, the main control module include: master control borad, voltage differential module, current sensor, industrial personal computer module and
RS485 communication interface；
Charging pile acquisition, master control borad controls the failure that the disconnection in connection confirmation circuit generates, and stops charging；
Charging pile acquisition, the software of industrial personal computer module control battery voltage simulator by RS485 communication interface and generate event
Barrier, and stop charging；
Charging pile acquisition, the software control BMS control unit of industrial personal computer module generate communication packet failure, and stop filling
Electricity；
The master control borad acquires charging pile output voltage by voltage differential module, while being filled by current sensor acquisition
Electric stake exports electric current, by the software of industrial personal computer module judge charging pile whether failure；
The master control borad is used to acquire the voltage and current data of the charging pile in real time；
The voltage differential module is used to guarantee that the output voltage of charging pile to be acquired after conversion by the master control borad；
The current sensor is transferred to master control borad for the output electric current of charging pile to be converted into low-voltage signal；
The industrial personal computer module is used for simulating vehicle controller, is communicated by the protocol converter with charging pile,
And match the parameter of handshake phase, preparation stage, charging stage and ending phase；
The RS485 communication interface is communicated for main control module and battery voltage simulator, controls battery voltage simulator
Export the battery terminal voltage of different conditions.
Preferably, the direct current rifle socket further include: major loop DC+ and DC- and order circuit S+ and S-；
The plug-in load accesses major loop DC+ and DC-, makes the charging pile to the plug-in load charging.
Preferably, the vehicle interface simulator further include: vehicle connection confirmation circuit and purely resistive DC load；
The vehicle connection confirmation circuit for accessing connection confirmation circuit includes connection confirmation resistance and the pull-up of 12V
Voltage, for confirming that the charging gun of charging pile is connect normally with simulation electric car；
The battery voltage simulator and the purely resistive DC load access major loop DC+ and DC-, and composition simulation is electronic
Automobile charging packet unit；
BMS control unit incoming communication the circuit S+ and S-, for simulating vehicle controller management battery pack and with fill
Electric stake communication.
Preferably, the major loop DC+ and DC- includes 2 control switches, one of them is for controlling battery voltage analog
Device on-off, another is for controlling purely resistive DC load on-off；
Control switch and the battery voltage simulator, the purely resistive DC load of the major loop DC+ and DC- is total
With realization battery pack state simulation.
Preferably, the main control module further include: protocol converter；
The order circuit S+ and S- is accessed in one end of the protocol converter, and the other end accesses industrial personal computer module.
Preferably, the industrial personal computer module includes: display screen, for showing the data literal of communication module transmission.
Preferably, the system also includes mobile terminal, 4G address card, server and power supply units；
The mobile terminal is connected to the server by 4G address card；
The power supply unit is the detection device and the plug-in load supplying.
Preferably, the detection device further include: communication module；
The communication module is connect with main control module, for the wireless telecommunications between the detection device and mobile terminal；
The communication module, comprising: submodule is received and dispatched in home control network communication protocol transform subblock and wireless telecommunications；
The home control network communication protocol transform subblock is used to parse the charging pile networking signal received and will be after parsing
Code is converted into data according to communications protocol；
The wireless telecommunications transmitting-receiving submodule is used to receive the data that the home control network communication protocol transform subblock is sent, and
Data are sent to mobile terminal by WIFI.
Based on same goal of the invention, the inspection of the present invention also provides a kind of charging equipment remote detecting system based on cloud platform
Survey method, which comprises
By the vehicle interface simulator of access charging pile and the detection device of plug-in load, simulation electric car is filled
Electricity；
The main control module control vehicle interface simulator simulation electric car of the detection device carries out networking charging measurement
The failure of middle appearance；
The failure is sent to the plug-in load and the charging pile by the main control module of the detection device, is obtained simultaneously
Take the feedback information of charging pile；
The main control module of the detection device determines that the charging pile whether there is based on the feedback information of the charging pile
Failure.
Preferably,
The feedback information for obtaining charging pile, comprising:
Obtain the output electric current and output voltage of charging pile.
Preferably, the main control module of the detection device determines that the charging pile is based on the feedback information of the charging pile
It is no that there are failures, comprising:
When charging pile stops output voltage and electric current and master control borad remains to detect voltage and current, industrial personal computer module
Software judges charging pile, and there are failures, and otherwise charging pile is working properly；
When charging pile stops output voltage and master control borad remains to detect voltage, the software of industrial personal computer module judges charging
There are failures for stake, and otherwise charging pile is working properly；
Charging pile stops output voltage and electric current, and sends message, industrial personal computer mould to industrial personal computer module by communication module
The software of block judges whether message meets national standard GDT-34658, if meeting, there are failures for charging pile, and otherwise charging pile works
Normally.
Compared with the immediate prior art, technical solution provided by the invention is had the advantages that
(1) technical solution provided by the invention, system include: detection device, described detection device one end and plug-in load
Connection, the other end accesses charging pile, for simulating electric car charging process；The detection device includes: vehicle interface simulation
Device and main control module；The main control module controls the vehicle interface simulator and connects respectively with charging pile and the plug-in load
It connects；The main control module generates fault message for controlling the vehicle interface simulator during analog charge, and by institute
It states fault message and is sent to the plug-in load and the charging pile, while obtaining the feedback information of the charging pile, and judge
Charging pile whether there is failure；Detection system provided by the invention overall process can work shape in simulating electric automobile charging process
State can meet electric car and charging pile performance detection, realize the requirement of electric car and charging pile on-the-spot test.
(2) use remote detecting system, solve electrically-charging equipment on-the-spot test and mobile terminal and server interconnection
Problem.
(3) technical solution provided by the invention, the detection device of use, can meet to electrical automobile direct-current charging post with it is electronic
Fault diagnosis judgement test between automobile.
(4) technical solution provided by the invention, the detection device provided use modularized design mode, in design,
Fully consider the needs that two kinds of test modes are loaded using low current DC load and heavy DC；In design, using more
Interface modes are equipped with dedicated test harness, it can be achieved that test request under various occasions；Modularized design simultaneously, convenient for taking
Band and transport, equipment size and weight are minimized, and device total weight is less than 10kg.
(5) technical solution provided by the invention, the detection device of use can simulate PE broken needle, the switch S of electric car
It cut-offs, control the various malfunctions such as guiding resistance variation, each pin contacts fault to ground.
(6) technical solution provided by the invention, the detection device of the remote supervision system of use is, it can be achieved that electric car fills
The test of electric stake interoperability and protocol conformance
(7) it is remote time-consuming long-acting to solve on-the-spot test distance for technical solution provided by the invention, the remote supervision system of use
Rate low the problem of cannot be multi-thread while operating.
Detailed description of the invention
Fig. 1 is detecting system schematic diagram of the invention；
Fig. 2 is detection system operation schematic diagram of the invention；
Fig. 3 is detection device low-voltage power supply loop circuit schematic diagram of the invention；
Fig. 4 is the system protection circuit figure of detection device of the invention；
Fig. 5 is master control borad circuit diagram of the invention；
Fig. 6 is detection method flow chart of the invention.
Specific embodiment
For a better understanding of the present invention, further details of the technical solution of the present invention with reference to the accompanying drawing.
As shown in Figure 1, a kind of electrically-charging equipment remotely detects, comprising: portable charged facility test equipment, mobile terminal,
4G address card, plug-in load, power supply unit；Tablet computer can be used in mobile terminal.
Detection has a live electric property detection function with diagnostic system: realize output voltage error, output current error,
Pressure limiting characteristic, cut-off current characteristics, output voltage measurement error, output current measurement errors test.Scene interoperability and agreement are consistent
Property detection function: the charging self-test stage, charging ready stage, the charging stage, charge normal end, charging interrupt test,
The function that switch S is disconnected is tested the acquisition, it can be achieved that charging voltage, charging current, charging control signal, spare interface pair
Contactor controls that voltage, accessory power supply voltage is acquired, it can be achieved that the timing diagram that charges draw, can be according to " GB T
18487.1-2015 electric car conduction charging system part 1: General Requirement " and " charging of GBT electric car conduction interoperates
Property test specification part 1: power supply unit " testing result is judged.Field diagnostic function: field intelligent detection device has
On-site detecting device can be accessed between knee, be passed through when real vehicle reality stake occur and mutually filling failure by certain trouble diagnosibility
Analysis to the waveforms such as Insulation monitoring voltage, accessory power supply voltage, charging voltage, electric current and message content, to charge fault
It is diagnosed, judges that charge fault is to provide event according to analysis reason since electric car causes or electrically-charging equipment causes
Hinder diagnosis report.Detection data upload function: site intelligent detection device should have wireless communication module, it can be achieved that electrically-charging equipment
Inspection, customary detection, special inspection will test project and testing result, electrically-charging equipment before detecting basic parameter information, putting into operation
Abnormal cause uploads when testing result exception, is docked by GPRS mode with car networking backstage.Appearance and key components are verified
Function: site intelligent detection device can realize that key components are verified, set by mobile phone or the connection of other photographing devices and transmission
Standby visual examination, can prompt on-site test personnel to take pictures charging pile appearance, mark, TCU etc., and photo is imported and is detected
In report.It takes pictures, barcode scanning, geographical location information, wireless networking by the whole network for configuring lead to tablet computer to realize.Temperature acquisition function
Can, the probe for having portable device to be equipped with is realized.
Site intelligent detection device is powered by 220V AC power source, adds the power supply of inverting to set with battery outside
It is standby, intercommunity, unification of communication protocol detection under the conditions of small-power can be individually completed, battery life 4 is small under comprehensive operating condition
When more than.Consider that direct current directly takes electricity, adds inverter to form using DC/DC power-up pond, consider 2: by portable type solar energy electricity
Pond plate, power-up pond adds inverter to realize, to obtain power supply unit.Built-in 7.5kw load, can appearance 60KW load, when necessary
120KW can be extended to.Internal battery voltage simulator: voltage 0-750V is adjustable, it can be achieved that battery reversal connection test.
Wherein, portable detection equipment is connected with charging pile, and tablet computer is connected with portable device by WIFI, passes through
4G module is connected with server, and detection device is connected with load, and power supply unit is to detection device and load supplying.
The portable detection equipment be it is portable, weight be no more than 20KG, be detection carrier.
The tablet computer is the software operation carrier of on-the-spot test, the monitoring of load equipment and testing process editor.
The standard charging rifle socket is 9 needle sockets of standard current-carrying capacity specified in each national standard, includes at least DC
+, the interfaces such as DC-, PE, S+, S-, CC1, CC2, A+, A-.
The standard acquisition interface, positive and negative anodes connecting terminal, CAN interface, vehicle control device interface refers to can be used in
The needle-inserted of signal acquisition, plug-in, plug-type terminal.
The current sensor refers to the Hall sensor, current divider and sensor etc. that can be used in current acquisition.
The adjustable resistance unit is the resistor load box, slide resistor, aluminium for referring to export required resistance
The electric resistance array or resistance combination that shell resistance, ceramic resistor, chromatic circle resistance, resistance alloys etc. are met the requirements, a combination thereof resistance value
Including at least 2.5 Ω, 3.75 Ω, 5 Ω, 7.5 Ω, 50 Ω.
The software meets autorun, is equipped with BMS program, can start charging pile automatically, and be arranged corresponding
Test output parameter.Software energy and battery voltage analog source, load, high-speed collection card, High Accuracy Parameter collection plate, are filled K1/K2
The module communications such as electric stake can carry out parameter configuration and charge control by CAN and charging pile, start charging pile automatically, and programming is surveyed
The electrical property of trial charging stake, protocol conformance, timing, measures consistency, GPS positioning, vehicle and battery system at interoperability
The functions such as fault simulation, with equipment remote control operation and test result automatically analyze and data and the upload of test report etc.
Function.
Portable charged facility instrumentation system description:
1) portable charged facility test equipment has the function of that simulating electric car and vehicle interface can be used for direct current and fill
The diagnosis of electric stake compatibility, communication protocal conformance diagnosis, different mainstream Vehicular charging characteristic diagnosis, the diagnosis of intermittent defect,
Charging pile Acceptance Test charges normal maintenance inspection test, idle charging pile reason inspection test；
2) portable charged facility instrumentation system contains direct current rifle socket, socket contain DC+/DC-/PE/S+/S-/
Nine circuits CC1/CC2/A+/A-.Achievable test macro is docked with charging pile.It is filled by the way that the grafting of standard socket is detectable
The interface compatibility sexual function of the electric new and old two kinds of standards of stake；
3) portable charged facility instrumentation system contains voltage differential module, turns the DC/DC of 5V for a 1000V
Conversion module, because master control borad can not straight mining height voltage signal, therefore this method is used to guarantee that the output voltage of direct-current charging post passes through
It is acquired after conversion by main control chip；
4) portable charged facility instrumentation system contains load expansion interface, charges when using necessary high-power
When can be used extension mouth increase load；
5) portable charged facility instrumentation system can acquire the voltage of direct-current charging post, current data in real time
And it analyzes, monitor and controls charging pile state；
6) portable charged facility instrumentation system passes through battery voltage analog source, purely resistive load and K5/K6 (electricity
Electrical automobile major loop control switch) analog electric car major loop battery pack state and charging process；
7) portable charged facility instrumentation system contains the control boot-strap resistor in the circuit CC1, CC2.Detectable charging
The proper testing of stake connection confirmation；
8) industrial personal computer module analog vehicle control device in portable charged facility instrumentation system, turns CAN by USB
Module is communicated with direct-current charging post, can match the parameter of handshake phase, matching stage, charging stage, ending phase.And
Can real-time detection communication packet, analyze the state of charging pile interface and pile body, charging module；Main control module includes: that industry control is mechanical, electrical
Pressure difference sub-module and master control borad, industrial personal computer control master control borad；Master control borad includes current sensor and after becoming device, and current sensor adopts
Colleeting comb controls on-off after becoming device；
9) battery voltage simulator-simulation different conditions voltage, and charging pile load is served as with load.It is switched with K5K6
With the use of serving as battery pack state simulation；
10) using the load of standard aluminum casing resistor simulation accessory power supply, the output shape of accessory power supply A+/A- is judged with this
State；
11) in charging flow, after the control that charging pile passes through equipment, which guides resistance, completes connection confirmation, start certainly
Inspection, self-test voltage are the small value in charging pile maximum output voltage and the maximum chargeable voltage of software simulated battery packet.Self-test knot
Shu Hou, the simulating vehicle controller for starting to charge stake and industrial personal computer are communicated, carry out charging shake hands, parameter prepare.Work as simulation
The CRO that vehicle control device receives charging pile charges after ready message, and starting programmable voltage simulation source exports one and joining
The identical voltage value of vehicle total power battery voltage in BCP message in number matching stage, closure K5/K6 switch.Charging pile according to
Battery requirements will start output voltage, and after loading load, direct current stake exports electric current.Primary test is completed after stopping；
12) test macro total weight is about 10kg, small in size, light-weight easy to carry, facilitates on-the-spot test.
As shown in Fig. 2, portable detection equipment is connected with charging pile, tablet computer and portable device pass through WIFI phase
Even, it is connected by 4G module with server, detection device is connected with load, and power supply unit is to detection device and load supplying；
During the charging process, the resistance value of resistance, emulation CC1, CC2 connection confirmation electricity are adjusted by adjusting adjustable resistance unit
The change in resistance of resistance checks whether the interoperability between charger and electric car is consistent, checks whether charging pile normally opens
It moves, whether send handshake；
Vehicle interface simulator is by switching on-off the event over the ground of the every contact all the way of emulation direct-current charging post or a few road contacts
Barrier, broken needle test etc., while observing electric automobile charging pile and corresponding measure is alarmed or taken to electric car whether, it can also be used
Power analysis equipment and wave recording device lead to standard acquisition interface collection voltages, current signal or its signaling switch state；
Software in industrial personal computer judges that charging pile electric property, interoperability and testing protocol consistency result are qualified or not；
Test result is sent to tablet computer using WIFI by industrial personal computer, and tablet computer is uploaded to result by 4G module
Server；
Staff accesses server and checks that result provides report.
Primary heat transport system construction of the invention includes following functions:
1) primary heat transport system construction include DC charging motor output charging gun socket, socket contain DC+/DC-/PE/S+/
Nine circuits S-/CC1/CC2/A+/A-.Achievable test macro is docked with charging pile.It can be examined by the grafting of standard socket
Survey the interface compatibility sexual function of the new and old two kinds of standards of charging pile；
2) primary heat transport system construction includes voltage differential module, turns the DC/DC conversion module of 5V for a 1000V,
Because master control borad can not straight mining height voltage signal, therefore this method is used to guarantee that the output voltage of direct-current charging post is led after conversion
Control chip acquisition；
3) primary heat transport system construction includes current sensor, and the output electric current of direct-current charging post can be converted into low pressure letter
Number it is transferred to master control borad；
4) primary heat transport system construction includes controllable type battery voltage analog source, purely resistive load and electric car major loop
The function of the battery pack of control switch K5/K6. analog electric car in charging；
5) primary heat transport system construction includes the R4 control boot-strap resistor of 1000 Ω.It is provided to the CC1 of direct-current charging post
The judgement of the connection confirmation of control guidance loop in circuit；
6) loop resistance is increased in the accessory power supply circuit of A+/A-, can detect the electricity of the accessory power supply of direct-current charging post
Pressure, current output capability；
7) primary heat transport system construction include USB turn CAN module can be made by this module industrial personal computer and direct-current charging post into
Row communication.
As shown in figure 3, low-voltage power supply circuit major function is that alternating current 220V voltage is converted into direct current 12V/24V/15V use
Use is powered in controlling component to acquisition component.
As shown in figure 4, system protection circuit mainly protects the abnormalities such as the over-voltage of equipment, overcurrent, excess temperature,
Prevent user of service because of maloperation injury device.
As shown in figure 5, the hardware of system test control, the portable charged facility instrumentation system master control of major design
Plate is used to manage the testing process of direct-current charging post test macro, for completing the automatic test of system；Portable charged facility
Instrumentation system master control borad main feature is as follows:
1) portable charged facility instrumentation system master control borad uses standard 12V power voltage supply, 12V power module technology
Maturation, function-stable facilitate stabilization, the safety of entire test macro；
2) portable charged facility instrumentation system master control borad uses RS485 communication interface and industrial computer communication, RS485
Communicate strong antijamming capability, applied widely, communication robust；
3) it is adopted with direct-current charging post output voltage, electric current on portable charged facility instrumentation system master control borad
Collection, and direct-current charging post accessory power supply output voltage acquisition interface is had, direct-current charging post working condition can be counted in real time
Master control borad is reinforced master control system and is monitored and controlled to entire charging measurement system；
4) portable charged facility instrumentation system master control borad is with 485 communication interfaces for master control borad and battery pack electricity
Press simulator communication.The battery terminal voltage of controllable battery pack voltage simulator output different conditions；
5) portable charged facility instrumentation system master control borad is with K1/K2 DC load and cooling fan control linkage
Switch, controllable cooling fan and DC load start simultaneously, guarantee equipment cooling safety；And cooling fan has delays time to control
Function, i.e., after loading stopping, fan operation is out of service again after for a period of time, guarantees distributing for equipment waste heat.To guarantee to set
Standby safety；
6) portable charged facility instrumentation system master control borad has WD temperature acquisition control interface.It can real-time detection survey
The temperature of test system, after uncontrollable factor causes device temperature excessively high, equipment can independently be shut down, and guarantee equipment safety；
7) portable charged facility instrumentation system master control borad has the circuit CC2 12V voltage output function.Analog electricity
The control of electrical automobile guides circuit.R3 loop resistance on detection charging pile correctly connects.
Submodule is received and dispatched in home control network communication protocol transform subblock with encoding function of the invention and wireless telecommunications, is to be used for
Test the WIFI communication between portable charging apparatus and tablet computer；
And test result is uploaded into background server:
Requirement according to client's intranet to network security, we determine to network using the dedicated APN form of GPRS network:
By a 2M access via telephone line GPRS network, wide area company is carried out using private IP address between both sides' dlsw router
It connects, establishes encryption tunnel between certification router and user authentication router.
Dedicated APN is distributed for client, ordinary user not can enter the APN.Only GPRS special network card just can enter the APN
Network prevents the entrance of other illegal users.
User establishes radius server in inside, the remote authentication server (road Huo APN as internal user access
By enabling router local authentication function in device).Only just allow to access by the user of certification, to guarantee inside user
Safety.
User establishes Dynamic Host Configuration Protocol server (or in APN router, enabling DHCP function) in inside, to pass through the use of certification
Family distributing user home address.
End to End Encryption: End to End Encryption is used between mobile terminal and server platform, information is avoided entirely to transmit
Possible leakage in the process.
Both sides are isolated using firewall, and IP address and ports filter are carried out on firewall.
As shown in fig. 6, based on the same inventive concept, it is remote that the present embodiment also provides a kind of charging equipment based on cloud platform
The detection method of journey detection system, which comprises
By the vehicle interface simulator of access charging pile and the detection device of plug-in load, simulation electric car is filled
Electricity；
The main control module control vehicle interface simulator simulation electric car of the detection device carries out networking charging measurement
The failure of middle appearance；
The failure is sent to the plug-in load and the charging pile by the main control module of the detection device, is obtained simultaneously
Take the feedback information of charging pile；
The main control module of the detection device determines that the charging pile whether there is based on the feedback information of the charging pile
Failure.
Obtain the feedback information of charging pile, comprising:
Obtain the output electric current and output voltage of charging pile.
The main control module of the detection device determines that the charging pile whether there is based on the feedback information of the charging pile
Failure, comprising:
When the connection of the circuit CC1 and PE composition confirms loop analog off-state, the circuit CC1 is disconnected, when charging pile stops
Only output voltage and electric current and when master control borad remains to detect voltage and current, the software of industrial personal computer module judges that charging pile exists
Failure, otherwise charging pile is working properly；
When battery voltage simulator output voltage is higher than charging pile output voltage, when charging pile stops output voltage and master
When control plate remains to detect voltage, the software of industrial personal computer module judges charging pile, and there are failures, and otherwise charging pile is working properly；
When BMS control unit generates communication packet, charging pile stops output voltage and electric current, and by communication module to
Industrial personal computer module sends message, and the software of industrial personal computer module judges whether message meets national standard GDT-34658, if meeting, fills
There are failures for electric stake, and otherwise charging pile is working properly.
Specifically, described method includes following steps:
1) electrically-charging equipment based on cloud platform is opened remotely to detect and diagnostic device and tablet computer.Use wireless connection base
It is remotely detected and diagnostic device and tablet computer in the electrically-charging equipment of cloud platform.
2) head is robbed in insertion, and the electrically-charging equipment based on cloud platform, which is remotely detected, provides control guiding resistance with diagnostic device
3) it swipes the card
4) starting charging is clicked, after charging pile detects CC1 signal, 12V accessory power supply is exported and sends the identification of CHM version
Message.
5) electrically-charging equipment based on cloud platform, which is remotely detected, receives 12V accessory power supply and the knowledge of CHM version with diagnostic device
BHM message is sent after other message；
6) charging pile carries out insulation self-test after detecting BHM message.
7) charging pile is sent after charging pile insulation self-test recognize message；
8) electrically-charging equipment based on cloud platform, which remotely detects to receive after charging pile recognizes message with diagnostic device, sends vehicle
Control device recognizes message.
9) electrically-charging equipment based on cloud platform, which is remotely detected, sends BCP controller of vehicle configuration message with diagnostic device.
10) charging pile sends charging ability message.
11) electrically-charging equipment based on cloud platform remotely detect with diagnostic device be closed K5, K6 and send charging it is ready
Message.
12) charging pile sends the ready message that charges；
13) electrically-charging equipment based on cloud platform is remotely detected to enter with diagnostic device transmission voltage requirements, current needs and be filled
The electric stage；
14) charging pile output voltage electric current sends charged state message；
15) electrically-charging equipment based on cloud platform, which is remotely detected, cycles through voltage requirements, electric current and battery with diagnostic device
State message；
16) electrically-charging equipment based on cloud platform, which is remotely detected, disconnects the circuit CC1 or regulating cell voltage-mode with diagnostic device
Quasi- device output voltage is greater than charging pile output voltage and vehicle highest allows charging voltage or sends error message.
17) charging pile stops charging, and reports failure.
18) electrically-charging equipment based on cloud platform, which is remotely detected, receives charging pile stopping charged state with diagnostic device.
19) electrically-charging equipment based on cloud platform, which is remotely detected, disconnects K5K6 with diagnostic device, stops test.
20) electrically-charging equipment based on cloud platform is remotely detected terminates with diagnostic device and tablet computer analysis test, tests
Terminate.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The above is only the embodiment of the present invention, are not intended to restrict the invention, all in the spirit and principles in the present invention
Within, any modification, equivalent substitution, improvement and etc. done, be all contained in apply pending scope of the presently claimed invention it
It is interior.
Claims (13)
1. a kind of charging equipment remote detecting system characterized by comprising detection device；
Described detection device one end is connect with plug-in load, and the other end accesses charging pile, for simulating electric car charging process；
The detection device, comprising: vehicle interface simulator and main control module；
The main control module controls the vehicle interface simulator and connect respectively with charging pile and the plug-in load；
The main control module generates fault message for controlling the vehicle interface simulator during analog charge, and by institute
It states fault message and is sent to the plug-in load and the charging pile, while obtaining the feedback information of the charging pile, and judge
Charging pile whether there is failure.
2. a kind of charging equipment remote detecting system as described in claim 1, which is characterized in that
The vehicle interface simulator includes: direct current rifle socket, battery voltage simulator and BMS control unit；
The direct current rifle socket is connect with charging pile and plug-in load respectively for providing general-purpose interface；
The direct current rifle socket includes: to confirm circuit by the connection that the circuit CC1 and PE forms；
Charging pile, for stopping charging when collecting following any failures:
Main control module generates failure by controlling the off-state in connection confirmation circuit；
Main control module is higher than charging pile output voltage by control battery voltage simulator output voltage to generate failure；
Main control module generates communication packet failure by BMS control unit, and stops charging.
3. a kind of charging equipment remote detecting system as claimed in claim 2, which is characterized in that
The main control module includes: that master control borad, voltage differential module, current sensor, industrial personal computer module and RS485 communication connect
Mouthful；
Charging pile acquisition, master control borad controls the failure that the disconnection in connection confirmation circuit generates, and stops charging；
Charging pile acquisition, the software of industrial personal computer module control battery voltage simulator by RS485 communication interface and generate failure, and
Stop charging；
The software control BMS control unit of charging pile acquisition, industrial personal computer module generates communication packet failure, and stops charging；
The master control borad acquires charging pile output voltage by voltage differential module, while acquiring charging pile by current sensor
Export electric current, by the software of industrial personal computer module judge charging pile whether failure；
The master control borad is used to acquire the voltage and current data of the charging pile in real time；
The voltage differential module is used to guarantee that the output voltage of charging pile to be acquired after conversion by the master control borad；
The current sensor is transferred to master control borad for the output electric current of charging pile to be converted into low-voltage signal；
The industrial personal computer module is used for simulating vehicle controller, is communicated by the protocol converter with charging pile, and
Parameter with handshake phase, preparation stage, charging stage and ending phase；
The RS485 communication interface is communicated for main control module and battery voltage simulator, control battery voltage simulator output
The battery terminal voltage of different conditions.
4. a kind of charging equipment remote detecting system as claimed in claim 3, which is characterized in that
The direct current rifle socket further include: major loop DC+ and DC- and order circuit S+ and S-；
The plug-in load accesses major loop DC+ and DC-, makes the charging pile to the plug-in load charging.
5. a kind of charging equipment remote detecting system as claimed in claim 4, which is characterized in that
The vehicle interface simulator further include: vehicle connection confirmation circuit and purely resistive DC load；
The vehicle connection confirmation circuit for accessing connection confirmation circuit includes connection confirmation resistance and the pull-up electricity of 12V
Pressure, for confirming that the charging gun of charging pile is connect normally with simulation electric car；
The battery voltage simulator and the purely resistive DC load access major loop DC+ and DC-, composition simulation electric car
Charge packet unit；
BMS control unit incoming communication the circuit S+ and S- are used for simulating vehicle controller management battery pack and and charging pile
Communication.
6. a kind of charging equipment remote detecting system as claimed in claim 5, which is characterized in that
The major loop DC+ and DC- includes 2 control switches, one of them is another for controlling battery voltage simulator on-off
It is a to be used to control purely resistive DC load on-off；
The control switch and the battery voltage simulator, the purely resistive DC load of the major loop DC+ and DC- is jointly real
Existing battery pack state simulation.
7. a kind of charging equipment remote detecting system as claimed in claim 4, which is characterized in that
The main control module further include: protocol converter；
The order circuit S+ and S- is accessed in one end of the protocol converter, and the other end accesses industrial personal computer module.
8. a kind of charging equipment remote detecting system as claimed in claim 3, which is characterized in that
The industrial personal computer module includes: display screen, for showing the data literal of communication module transmission.
9. a kind of charging equipment remote detecting system as described in claim 1, which is characterized in that
The system also includes: mobile terminal, 4G address card, server and power supply unit；
The mobile terminal is connected to the server by 4G address card；
The power supply unit is the detection device and the plug-in load supplying.
10. a kind of charging equipment remote detecting system as claimed in claim 9, which is characterized in that
The detection device further include: communication module；
The communication module is connect with main control module, for the WIFI communication between the detection device and mobile terminal；
The communication module, comprising: submodule is received and dispatched in home control network communication protocol transform subblock and wireless telecommunications；
The home control network communication protocol transform subblock is for parsing the charging pile networking signal received and by the code after parsing
Data are converted into according to communications protocol；
The wireless telecommunications transmitting-receiving submodule is used to receive the data that the home control network communication protocol transform subblock is sent, and will count
Mobile terminal is sent to according to by WIFI.
11. a kind of detection method of such as any charging equipment remote detecting system of claim 1-10, which is characterized in that the side
Method includes:
By the vehicle interface simulator of access charging pile and the detection device of plug-in load, simulation electric car charges；
The main control module control vehicle interface simulator simulation electric car of the detection device go out in networking charging measurement
Existing failure；
The failure is sent to the plug-in load and the charging pile by the main control module of the detection device, while being obtained and being filled
The feedback information of electric stake；
The main control module of the detection device determines the charging pile with the presence or absence of failure based on the feedback information of the charging pile.
12. method as claimed in claim 11, which is characterized in that the feedback information for obtaining charging pile, comprising:
Obtain the output electric current and output voltage of charging pile.
13. method as claimed in claim 12, which is characterized in that the main control module of the detection device is based on the charging pile
Feedback information determine the charging pile with the presence or absence of failure, comprising:
When charging pile stops output voltage and electric current and master control borad remains to detect voltage and current, the software of industrial personal computer module
Judging charging pile, there are failures, and otherwise charging pile is working properly；
When charging pile stops output voltage and master control borad remains to detect voltage, the software of industrial personal computer module judges that charging pile is deposited
In failure, otherwise charging pile is working properly；
Charging pile stops output voltage and electric current, and sends message to industrial personal computer module by communication module, industrial personal computer module
Software judges whether message meets national standard GDT-34658, if meeting, there are failures for charging pile, and otherwise charging pile is working properly.
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