CN107942180A - DC charging function detecting method and DC charging function detection device - Google Patents
DC charging function detecting method and DC charging function detection device Download PDFInfo
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- CN107942180A CN107942180A CN201810005198.0A CN201810005198A CN107942180A CN 107942180 A CN107942180 A CN 107942180A CN 201810005198 A CN201810005198 A CN 201810005198A CN 107942180 A CN107942180 A CN 107942180A
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- 238000001514 detection method Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 147
- 230000002159 abnormal effect Effects 0.000 claims abstract description 16
- 230000003993 interaction Effects 0.000 claims description 19
- 230000005611 electricity Effects 0.000 claims description 9
- 238000012360 testing method Methods 0.000 abstract description 21
- 238000004088 simulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000005183 dynamical system Methods 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- 230000000750 progressive effect Effects 0.000 description 1
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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
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
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Abstract
This application discloses a kind of DC charging function detecting method and DC charging function detection device, wherein, method includes：Occurrence in DC charging communications protocol sends the supply communication signal of each corresponding occurrence to electric automobile item by item；The demand communication signal for each supply communication signal of correspondence that the electric automobile is fed back is received item by item；Judge whether the demand communication signal is mutually matched with the corresponding supply communication signal item by item, if each demand communication signal is mutually matched with the corresponding supply communication signal, then the DC charging function of electric automobile is normal, if any one of demand communication signal and corresponding supply communication signal mismatch, then the DC charging function of electric automobile is abnormal.The quick detection of the DC charging function of electric automobile or direct-current charging post can be realized by this method, and reduces testing cost.
Description
Technical field
The present invention relates to electric automobile DC charging technical field, more particularly to a kind of DC charging function detecting method.
Further relate to a kind of DC charging function detection device based on the detection method.
Background technology
In recent years, as the popularization of motor vehicles, the exhaust emissions of conventional motor vehicle cause environment very big influence.
In face of the huge challenge of energy and environment, the technological change of energy source of car dynamical system as automotive technology development focus and
Core.The electric automobiles such as pure electric automobile, plug-in hybrid-power automobile are using power battery as power, and wheel is driven with motor
A kind of new-energy automobile of operation.The exhaust emissions of electric automobile is less, therefore its prospect is had an optimistic view of extensively.
It is required for being detected its charge function before electric automobile dispatches from the factory, only charge function meets GB standard
(GBT18487.1-2015) electric automobile can just enter market, to be matched with the charging pile for meeting international standard
Carry out DC charging.The detection to the DC charging function of electric automobile usually requires to create in automobile producing line in the prior art
Direct-current charging post, and in the actual charging measurement of direct-current charging post, if it is possible to charge, then illustrate the charging work(of electric automobile
International standard can be met, if cannot charge, illustrate that the charge function of electric automobile does not meet international standard.But with
Electric automobile production capacity to be continuously increased, it is necessary to newly-built high-volume direct-current charging post, and single direct-current charging post cost wants tens thousand of members,
Cost is higher.In addition, electric automobile is in actual use, when being charged, since extraneous charging pile is different, it may appear that can not
The problem of charging.
The content of the invention
In view of this, it is an object of the invention to provide a kind of DC charging function detecting method, with reduce detection into
On the premise of this, the DC charging function of electric automobile or direct-current charging post is detected.
It is another object of the present invention to provide a kind of DC charging function detection device based on the detection method, with
On the premise of testing cost is reduced, the DC charging function of electric automobile or direct-current charging post is detected.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of DC charging function detecting method, including：
Occurrence in DC charging communications protocol sends the supply of each corresponding occurrence to electric automobile item by item
Communication signal；
The demand communication signal for each supply communication signal of correspondence that the electric automobile is fed back is received item by item；
Judge whether the demand communication signal is mutually matched with the corresponding supply communication signal item by item, if each
The demand communication signal is mutually matched with the corresponding supply communication signal, then the DC charging function of electric automobile is being just
Often, if any one of demand communication signal and corresponding supply communication signal mismatch, then the direct current of electric automobile
Charge function is abnormal.
The present invention provides another DC charging function detecting method, including：
Occurrence in DC charging communications protocol sends the need of each corresponding occurrence to direct-current charging post item by item
Seek communication signal；
The direct-current charging post is received item by item corresponds to the supply communication signal that each demand communication signal is fed back；
Judge whether the supply communication signal is mutually matched with the corresponding demand communication signal item by item, if each
The demand communication signal is mutually matched with the corresponding supply communication signal, then the DC charging function of direct-current charging post
Normally, if any one of demand communication signal and corresponding supply communication signal mismatch, then direct-current charging post
DC charging function is abnormal.
Present invention also offers a kind of DC charging function detection device, including：
Processor, sends to electric automobile and corresponds to each item by item for the occurrence in DC charging communications protocol
Supply communication signal with item, receives the demand that each supply communication signal of the electric automobile correspondence is fed back and leads to item by item
Signal is interrogated, judges whether the demand communication signal is mutually matched with the corresponding supply communication signal item by item, if each
The demand communication signal is mutually matched with the corresponding supply communication signal, then the DC charging function of electric automobile is being just
Often, if any one of demand communication signal and corresponding supply communication signal mismatch, then the direct current of electric automobile
Charge function is abnormal；
DC charging rifle plug, is connected by charging gun with the charging socket of the electric automobile；
Resistance generation module, is all connected with the processor and the DC charging rifle plug, the resistance generation module
Including first resistor case and second resistance case, the processor controls the first resistor case and second resistance case to produce the respectively
One resistance value and second resistance value, the first of the charging socket of the electric automobile is input to by the DC charging rifle plug
Resistance interface and second resistance interface；
Low-voltage power supply module, it is equal with the processor, the DC charging rifle plug, first resistor case and second resistance case
For being electrically connected.
Preferably, in above-mentioned DC charging function detection device, human-computer interaction module is further included, with the processor
Connection.
Preferably, in above-mentioned DC charging function detection device, the human-computer interaction module is touching display screen.
Present invention also offers another DC charging function detection device, including：
Processor, sends to direct-current charging post and corresponds to each item by item for the occurrence in DC charging communications protocol
The demand communication signal of occurrence, receives the direct-current charging post and corresponds to the confession that each demand communication signal is fed back item by item
Communication signal is answered, judges whether the supply communication signal is mutually matched with the corresponding demand communication signal item by item, if
Each supply communication signal is mutually matched with the corresponding demand communication signal, then the DC charging of direct-current charging post
Function is normal, if any one of supply communication signal is mismatched with corresponding demand communication signal, then DC charging
The DC charging function of stake is abnormal；
DC charging rifle plug, is connected by charging gun with the charging socket of the direct-current charging post；
Resistance generation module, is all connected with the processor and the DC charging rifle plug, the resistance generation module
Including first resistor case and second resistance case, the processor controls the first resistor case and second resistance case to produce the respectively
One resistance value and second resistance value, the of the charging socket of the direct-current charging post is input to by the DC charging rifle plug
One resistance interface and second resistance interface；
Low-voltage power supply module, it is equal with the processor, the DC charging rifle plug, first resistor case and second resistance case
For being electrically connected.
Preferably, in above-mentioned DC charging function detection device, human-computer interaction module is further included, with the processor
Connection.
Preferably, in above-mentioned DC charging function detection device, the human-computer interaction module is touching display screen.
Compared with prior art, the beneficial effects of the invention are as follows：
DC charging function detecting method provided by the invention, can fill the DC charging function and direct current of electric automobile
The DC charging function of electric stake is detected, if being detected to electric automobile, then according in DC charging communications protocol
Occurrence the supply communication signal of each corresponding occurrence is sent to electric automobile item by item, receive electric automobile feedback item by item
The demand communication signal of corresponding each supply communication signal, judges whether demand communication signal and supply communication signal are mutual item by item
Matching, if a mismatch, then the DC charging function of electric automobile is abnormal, and all matching is just normal.It is if right
Direct-current charging post is detected, then sends demand communication signal to direct-current charging post, and direct-current charging post feedback supplies communication signal,
Judge to supply whether communication signal is mutually matched with demand communication signal, if a mismatch, then direct-current charging post is straight
Current charge function is abnormal, and all matching is just normal.The direct current of electric automobile or direct-current charging post can be realized by this method
The quick detection of charge function, and reduce testing cost.
DC charging function detection device provided by the invention, including processor, DC charging rifle plug, first resistor
Case, second resistance case and low-voltage power supply module, DC charging function detecting method of the processor in the application are controlled,
DC charging rifle plug is connected by charging gun with electric automobile or direct-current charging post, processor control first resistor case and second
Resistance box produces first resistor value and second resistance value respectively, and the resistance value is delivered to electric automobile or DC charging respectively
On the first resistor interface and second resistance interface of the charging socket of stake, low-voltage power supply module provides electric energy for other components.It is logical
The unit simulation direct-current charging post is crossed, carrying out DC charging with electric automobile is connected, or simulation electric automobile and DC charging
Stake carries out DC charging connection, so as to reduce testing cost, can quickly realize the detection of DC charging function.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structure diagram of DC charging function detection device provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of DC charging function detecting method provided in an embodiment of the present invention；
Fig. 3 is the flow diagram of another DC charging function detecting method provided in an embodiment of the present invention.
Embodiment
The core of the present invention there is provided a kind of DC charging function detecting method, on the premise of testing cost is reduced,
The DC charging function of electric automobile or direct-current charging post is detected.
The present invention also provides a kind of DC charging function detection device based on the detection method, is reducing testing cost
Under the premise of, the DC charging function of electric automobile or direct-current charging post is detected.
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Please refer to Fig.2, an embodiment of the present invention provides a kind of DC charging function detecting method, for electric automobile
DC charging function is detected, it comprises the following steps：
Step S101, the occurrence in DC charging communications protocol send each corresponding matching to electric automobile item by item
The supply communication signal of item, DC charging communications protocol meets national standard, wherein multiple occurrences are included according to sequential, such as electricity
Stream, power etc., supply communication signal are referred to being directed to the occurrence, can be such as capable of providing to the index of electric automobile offer
Electric current or power be some value；
Step S102, receives the demand communication signal that the correspondence that electric automobile is fed back each supplies communication signal item by item,
Demand communication signal refers to being directed to the occurrence, the index that electric automobile needs, if desired for specific electric current or power etc.；
Step S103, judges whether demand communication signal is mutually matched with corresponding supply communication signal item by item, if often
A demand communication signal is mutually matched with corresponding supply communication signal, then the DC charging function of electric automobile is normal, such as
Fruit has any one demand communication signal and corresponding supply communication signal to mismatch, then the DC charging function of electric automobile is not
Normally.For example, according to international standard, the electric current of supply is some supply values, and the electric current of electric automobile demand is requirements, if
Requirements also meet international standard, match with supply values, then this can be matched, and according to sequential, then carry out the next item down
Matching, if successful match, continue to be matched item by item, simply by the presence of one mismatch, then illustrate the straight of electric automobile
Current charge function is abnormal.
The quick detection of the DC charging function of electric automobile can be realized by this method, without actual charging
Journey, it is not necessary to multiple charging piles are set again, reduce testing cost.
As shown in figure 3, an embodiment of the present invention provides another DC charging function detecting method, for DC charging
The DC charging function of stake is detected, it comprises the following steps：
Step S201, the occurrence in DC charging communications protocol is sent to direct-current charging post item by item corresponds to each
Demand communication signal with item；DC charging communications protocol meets national standard, wherein including multiple occurrences according to sequential, such as
Electric current, power etc., demand communication signal refer to being directed to the occurrence, simulate the index of electric automobile DC charging demand, such as
The electric current or power of demand are some value；
Step S202, receives direct-current charging post and corresponds to the supply communication signal that each demand communication signal is fed back item by item,
Supply communication signal refer to that direct-current charging post is directed to the index item, using the teaching of the invention it is possible to provide index, the electric current or work(being such as capable of providing
Rate is some value；
Step S203, judges to supply whether communication signal is mutually matched with corresponding demand communication signal item by item, if often
A demand communication signal is mutually matched with corresponding supply communication signal, then the DC charging function of direct-current charging post is normal,
If any one demand communication signal and corresponding supply communication signal mismatch, then the DC charging work(of direct-current charging post
Can be abnormal.For example, according to international standard, the electric current of electric automobile demand is some requirements, the electricity that direct-current charging post provides
Flow for some supply values, if supply values also meet international standard, match with requirements, then this can be matched, and be pressed
According to sequential, then the matching of the next item down is carried out, if successful match, continues to be matched item by item, mismatched simply by the presence of one,
Then illustrate that the DC charging function of direct-current charging post is abnormal.
The quick detection of the DC charging function of direct-current charging post can be realized by this method, without actual charging
Process, reduces testing cost.
As shown in Figure 1, the DC charging function detecting method of electric automobile, the embodiment of the present invention are also provided based on more than
A kind of DC charging function detection device, for being detected to the DC charging function of electric automobile, it includes processor
2nd, DC charging rifle plug 5, resistance generation module 4 and low-voltage power supply module 3；Wherein, processor 2 is used to be led to according to DC charging
The supply communication signal that the occurrence in agreement sends each corresponding occurrence to electric automobile item by item is interrogated, receives electronic vapour item by item
Car corresponds to the demand communication signal that each supply communication signal is fed back, and judges that demand communication signal and corresponding supply are logical item by item
Whether news signal is mutually matched, electronic if each demand communication signal is mutually matched with corresponding supply communication signal
The DC charging function of automobile is normal, if any one demand communication signal and corresponding communication signal of supplying mismatch,
Then the DC charging function of electric automobile is abnormal；
DC charging rifle plug 5 is connected by the charging socket of charging gun and electric automobile；
Resistance generation module 4 includes first resistor case and second resistance case, resistance generation module 4 and processor 2 and direct current
Charging gun plug 5 is all connected with, and processor 2 controls first resistor case and second resistance case produces first resistor value and the second electricity respectively
Resistance value, the first resistor interface and second resistance of the charging socket of the electric automobile are input to by DC charging rifle plug 5
Interface；
Low-voltage power supply module 3 is with processor 2, DC charging rifle plug 5, first resistor case and second resistance case for being electrically connected
Connect.
The DC charging function detection device at work, by charging gun by DC charging rifle plug 5 and electric automobile
Charging socket connection, processor 2 by charging gun and electric automobile communication connect, send and receive CAN communication signal, handle
Device 2 controls low-voltage power supply module 3 to power for DC charging rifle plug 5, exports low-voltage, wakes up tested electric automobile；Processor 2
Control first resistor case and second resistance case adjust its internal resistance value according to national standard, generate respectively first resistor value and
Second resistance value, and the resistance value is exported into the first resistor interface and second resistance interface to the charging socket of electric automobile,
Completion is connected with the rigid line level signal of electric automobile；Processor 2 is detected according to above-mentioned detection method.
The unit simulation direct-current charging post, carries out DC charging with electric automobile and is connected, without DC charging process, and
It is the communication by carrying out DC charging between electric automobile, the detection of DC charging function is completed, so as to reduce detection
Cost, can quickly realize the detection of the DC charging function of electric automobile.
Further, in the present embodiment, DC charging function detection device further includes human-computer interaction module 1, man-machine friendship
Mutual module 1 is all connected with processor 2 and low-voltage power supply module 3.Human-computer interaction module 1 realizes device and the information of tester
Interact and the output parameter of device is configured.
Specifically, human-computer interaction module 1 is preferably touching display screen, facilitates tester to operate, and can tie test
Fruit is directly displayed on touching display screen.
As shown in Figure 1, the DC charging function detecting method of direct-current charging post, the embodiment of the present invention are also carried based on more than
A kind of DC charging function detection device is supplied, for being detected to the DC charging function of direct-current charging post, it includes place
Manage device 2, DC charging rifle plug 5, resistance generation module 4 and low-voltage power supply module 3；Wherein, processor 2 is used to be filled according to direct current
Occurrence in electric communications protocol sends the demand communication signal of each corresponding occurrence to direct-current charging post item by item, receives item by item
Direct-current charging post corresponds to the supply communication signal that each demand communication signal is fed back, item by item judge supply communication signal with it is corresponding
Demand communication signal whether be mutually matched, if each supply communication signal with corresponding mutual of demand communication signal
Match somebody with somebody, then the DC charging function of direct-current charging post is normal, if any one supply communication signal is communicated with corresponding demand
Signal mismatches, then the DC charging function of direct-current charging post is abnormal；
DC charging rifle plug 5 is connected by the charging socket of charging gun and direct-current charging post；
Resistance generation module 4 includes first resistor case and second resistance case, resistance generation module 4 and processor 2 and direct current
Charging gun plug 5 is all connected with, and processor 2 controls first resistor case and second resistance case produces first resistor value and the second electricity respectively
Resistance value, the first resistor interface and second resistance that the charging socket of direct-current charging post is input to by DC charging rifle plug 5 connect
Mouthful；
Low-voltage power supply module 3 is with processor 2, DC charging rifle plug 5, first resistor case and second resistance case for being electrically connected
Connect.
DC charging rifle is inserted/5 and direct-current charging post by the DC charging function detection device at work, by charging gun
Charging socket connection, processor 2 and direct-current charging post are communicated by charging gun and connected, sent and received CAN communication signal, locate
Reason device 2 controls low-voltage power supply module 3 to power for DC charging rifle plug 5, exports low-voltage, wakes up tested direct-current charging post；Place
Reason device 2 controls first resistor case and second resistance case to adjust its internal resistance value according to national standard, generates the first electricity respectively
Resistance value and second resistance value, and the resistance value is exported to the first resistor interface of the charging socket of direct-current charging post and the second electricity
Interface is hindered, completion is connected with the rigid line level signal of direct-current charging post；Processor 2 is detected according to above-mentioned detection method.
The unit simulation electric automobile, carries out DC charging with direct-current charging post and is connected, without DC charging process, and
It is the communication by carrying out DC charging between direct-current charging post, the detection of DC charging function is completed, so as to reduce inspection
Cost is surveyed, can quickly realize the detection of the DC charging function of direct-current charging post.
Further, in the present embodiment, DC charging function detection device further includes human-computer interaction module 1, man-machine friendship
Mutual module 1 is all connected with processor 2 and low-voltage power supply module 3.Human-computer interaction module 1 realizes device and the information of tester
Interact and the output parameter of device is configured.
Specifically, human-computer interaction module 1 is preferably touching display screen, facilitates tester to operate, and can tie test
Fruit is directly displayed on touching display screen.
Two kinds of DC charging function detection devices above can select autosensing mode by human-computer interaction module
Or manual detection mode.
Concrete operations are：Operating mode is selected by human-computer interaction module 1：If selecting " autosensing mode ", device will
Automatic start is tested：Processor 2 controls low-voltage power supply module 3 to power for other components, and exports low tension to DC charging and insert
First 5, connect and wake up tested electric automobile or direct-current charging post；Processor 2 controls first resistor case and second resistance case to press state
Mark requires to adjust its internal resistance value, generates first resistor value and second resistance value respectively, and is output to electric automobile or straight
The first resistor interface and second resistance interface of the charging socket of current charge stake, are established hard with electric automobile or direct-current charging post
Line level signal connects；Processor 2 is detected according to detection method.If test passes, touching display screen, which is shown, " meets national standard
It is required that "；If test failure, touching display screen is shown " not meeting national standard ".After autosensing mode, touch-control is shown
Screen prompting testing staff " whether into manual detection mode ".If testing staff's selection enters manual mode, device will be into starting with
Dynamic detection pattern test mode；If testing staff's selection does not enter manual mode, automatic mode terminates.
If selecting manual detection mode, device will prompt testing staff by human-computer interaction module, complete required behaviour
Make：Processor 2 controls low-voltage power supply module 3 to power for other components, and exports low tension to DC charging plug 5, and connection is simultaneously
Wake up tested electric automobile or direct-current charging post；Testing staff sets resistance parameter, first resistor case by human-computer interaction module 1
With second resistance case respectively according to its internal resistance value of this parameter adjustment；Testing staff passes through 1 control process of human-computer interaction module
Device 2 is detected according to test method, that is, sends and receives communication signal, and judges whether communication signal matches；If it does,
Then touching display screen is shown " meeting national standard "；If test failure, touching display screen is shown " not meeting national standard ".
Under manual mode, testing staff can repeatedly set the parameter of first resistor case and second resistance case and processor is sent communication
Signal, repeats to detect the state of tested electric automobile or direct-current charging post.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide scope caused.
Claims (8)
- A kind of 1. DC charging function detecting method, it is characterised in that including：The supply that occurrence in DC charging communications protocol sends each corresponding occurrence to electric automobile item by item communicates Signal；The demand communication signal for each supply communication signal of correspondence that the electric automobile is fed back is received item by item；Judge whether the demand communication signal is mutually matched with the corresponding supply communication signal item by item, if each described Demand communication signal is mutually matched with the corresponding supply communication signal, then the DC charging function of electric automobile is normal, If any one of demand communication signal and corresponding supply communication signal mismatch, then the DC charging of electric automobile Function is abnormal.
- A kind of 2. DC charging function detecting method, it is characterised in that including：The demand that occurrence in DC charging communications protocol sends each corresponding occurrence to direct-current charging post item by item is led to Interrogate signal；The direct-current charging post is received item by item corresponds to the supply communication signal that each demand communication signal is fed back；Judge whether the supply communication signal is mutually matched with the corresponding demand communication signal item by item, if each described Demand communication signal is mutually matched with the corresponding supply communication signal, then the DC charging function of direct-current charging post is being just Often, if any one of demand communication signal and corresponding supply communication signal mismatch, then direct-current charging post is straight Current charge function is abnormal.
- A kind of 3. DC charging function detection device, it is characterised in that including：Processor, each corresponding occurrence is sent for the occurrence in DC charging communications protocol to electric automobile item by item Supply communication signal, receive the electric automobile item by item and correspond to the demand communication letter that each supply communication signal is fed back Number, judge whether the demand communication signal is mutually matched with the corresponding supply communication signal item by item, if each described Demand communication signal is mutually matched with the corresponding supply communication signal, then the DC charging function of electric automobile is normal, If any one of demand communication signal and corresponding supply communication signal mismatch, then the DC charging of electric automobile Function is abnormal；DC charging rifle plug, is connected by charging gun with the charging socket of the electric automobile；Resistance generation module, is all connected with the processor and the DC charging rifle plug, and the resistance generation module includes First resistor case and second resistance case, the processor control the first resistor case and second resistance case to produce the first electricity respectively Resistance value and second resistance value, the first resistor of the charging socket of the electric automobile is input to by the DC charging rifle plug Interface and second resistance interface；Low-voltage power supply module, powers with the processor, DC charging rifle plug, first resistor case and the second resistance case Connection.
- 4. DC charging function detection device according to claim 3, it is characterised in that human-computer interaction module is further included, It is connected with the processor.
- 5. DC charging function detection device according to claim 4, it is characterised in that the human-computer interaction module is tactile Control display screen.
- A kind of 6. DC charging function detection device, it is characterised in that including：Processor, each corresponding matching is sent for the occurrence in DC charging communications protocol to direct-current charging post item by item The demand communication signal of item, receives the supply that each demand communication signal of direct-current charging post correspondence is fed back and leads to item by item Signal is interrogated, judges whether the supply communication signal is mutually matched with the corresponding demand communication signal item by item, if each The supply communication signal is mutually matched with the corresponding demand communication signal, then the DC charging function of direct-current charging post Normally, if any one of supply communication signal is mismatched with corresponding demand communication signal, then direct-current charging post DC charging function is abnormal；DC charging rifle plug, is connected by charging gun with the charging socket of the direct-current charging post；Resistance generation module, is all connected with the processor and the DC charging rifle plug, and the resistance generation module includes First resistor case and second resistance case, the processor control the first resistor case and second resistance case to produce the first electricity respectively Resistance value and second resistance value, the first electricity of the charging socket of the direct-current charging post is input to by the DC charging rifle plug Hinder interface and second resistance interface；Low-voltage power supply module, powers with the processor, DC charging rifle plug, first resistor case and the second resistance case Connection.
- 7. DC charging function detection device according to claim 6, it is characterised in that human-computer interaction module is further included, It is connected with the processor.
- 8. DC charging function detection device according to claim 7, it is characterised in that the human-computer interaction module is tactile Control display screen.
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| CN201810005198.0A CN107942180A (en) | 2018-01-03 | 2018-01-03 | DC charging function detecting method and DC charging function detection device |
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| CN201810005198.0A CN107942180A (en) | 2018-01-03 | 2018-01-03 | DC charging function detecting method and DC charging function detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113253033A (en) * | 2021-05-25 | 2021-08-13 | 科世达(上海)机电有限公司 | Simulation power supply testing arrangement |
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