CN206673990U - A kind of detecting system of communication message - Google Patents
A kind of detecting system of communication message Download PDFInfo
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- CN206673990U CN206673990U CN201720408959.8U CN201720408959U CN206673990U CN 206673990 U CN206673990 U CN 206673990U CN 201720408959 U CN201720408959 U CN 201720408959U CN 206673990 U CN206673990 U CN 206673990U
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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
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Abstract
The utility model discloses a kind of detecting system of communication message, the first communication message of equipment under test transmission is received by CAN module, after the second communication message being determined by detection module, second communication message is sent by CAN module, simulate the packet sending and receiving process in charging process, each first communication message sent by detection module to equipment under test detects, it ensure that the accuracy for each first communication message that follow-up equipment under test is sent during charging is performed, it efficiently avoid and interrupted present in prior art due to being charged caused by the reasons such as communication message inaccuracy, the problems such as charging failure.
Description
Technical field
It the utility model is related to technical field of new energy, more particularly to a kind of detecting system of communication message.
Background technology
In recent years, as the enhancing of people's environmental consciousness and the guiding of national policy, increasing people select electronic vapour
Car is as walking-replacing tool, and the major issue that electric automobile faces is exactly charging problems.At present, regional is large-scale
Electrically-charging equipment is built, such as, single flow charging pile, AC system charging pile, integral type charging pile etc., to meet the use need of people
Ask.
In actual applications, charging pile is that charging process when electric automobile is charged mainly includes six stages, i.e.,
Physical connection is completed stage, low pressure auxiliary power up phase, charging handshake phase, charge parameter configuration phase, charging stage and filled
Electric ending phase.In the various stages, communicated by receiving and dispatching message between charging pile and electric automobile, during this period, filled
When electric stake or electric automobile detect the presence of mistake, error message can be sent.Now, the wrong class that can be shown according to error message
Type carries out corresponding troubleshooting.
Based on above-mentioned analysis, to ensure that charging pile can be quickly and efficiently charging electric vehicle, it is necessary to charging pile
Communication between electric automobile efficiently can be carried out smoothly, and efficiently smoothly be communicated mainly with the precision of communication message
Based on, moreover, the Accuracy and high efficiency to ensure troubleshooting, it is necessary to the mistake that charging pile or electric automobile are sent
The precision of message is higher, and this detection for allowing for the communication message between charging pile and electric automobile becomes particularly important, existing
Have in technology, the detection to the communication message between charging pile and electric automobile is also not implemented, is electronic vapour in charging pile so
During car is charged, it is likely that exist because charging caused by the reasons such as communication message inaccuracy is interrupted, charging fails
The problems such as, it is also possible to exist due to fault location mistake, the troubleshooting inaccuracy etc. caused by reason such as error message is inaccurate
Problem.
Utility model content
The utility model embodiment provides a kind of detecting system of communication message, to solve present in prior art
Due to the problems such as charging caused by the reasons such as communication message inaccuracy is interrupted, charging fails.
The concrete technical scheme that the utility model embodiment provides is as follows：
A kind of detecting system of communication message, including：CAN module, and detection module, wherein,
CAN module, for receive equipment under test transmission the first communication message, and by the first communication message send to
Detection module；The second communication message that detection module is sent is received, and the second communication message is sent to equipment under test, triggers quilt
Measurement equipment sends next first communication message；
Detection module, it is connected with CAN module, for judging whether the first communication message meets for the first communication
The standard requirement that message is pre-set, and determine whether the first communication message detects based on judged result and pass through.
Preferably, said detecting system also includes：Communication module, wherein, communication module, it is connected with detection module, uses
In under the control of detection module, the testing result of the first communication message and the first communication message is exported to control device.
Preferably, communication module, including：Isolating transformer and physical chip, wherein,
Isolating transformer, primary side are connected with physical chip, and secondary is connected with control device, for physical layer core
Piece and control device carry out electrical isolation；
Physical chip, it is connected with detection module, for by the detection knot of the first communication message and the first communication message
Fruit is exported to control device, and the behaviour that receiving control apparatus returns after whether the testing result for verifying the first communication message is correct
Instruct, and corresponding operating is performed based on operational order.
Preferably, CAN module, including：Insulating power supply module and transceiver, wherein,
Insulating power supply module, input be connected with transceiver and with transceiver altogether, output end is connected with equipment under test
Connect and with equipment under test altogether, for transceiver and equipment under test do not isolate altogether；
Transceiver, it is connected with detection module, for receiving the first communication message of equipment under test transmission, and first is led to
Letter message is sent to detection module after being converted to the first data format of detection module identification；Receive detection module is sent second
Communication message, and sent after the second communication message to be converted to the second data format of equipment under test identification to equipment under test.
Preferably, detection module, including：FPGA and ARM, wherein,
FPGA, it is connected with ARM, receives timestamp for being added for the first communication message, and be the second communication message
Addition sends timestamp；
ARM, it is connected between CAN module and communication module, for judging it is following whether the first communication message meets
Condition：The standard traffic message to match with the first communication message is found in the standard traffic message store pre-established, and
And first the transmission timestamp for receiving time and upper second communication message that timestamp characterizes that receives of communication message characterize
The transmission time between time difference be not more than predetermined threshold value；If so, then assert that the detection of the first communication message passes through, and to CAN
Bus module sends the second communication message；Otherwise, assert that the detection of the first communication message does not pass through.
Preferably, ARM, is additionally operable to：Various exception messages are generated, will be abnormal in the case of often generating a kind of exception message
Message is sent to equipment under test by CAN module, and receives equipment under test by CAN module and exception message is characterized
Abnormal conditions diagnosed after the error message that returns, and, determine that the diagnostic result that error message characterizes diagnoses with expected
As a result in the case of consistent, it is errorless to assert that equipment under test characterizes abnormal conditions diagnosis to exception message.
In the said detecting system that the utility model embodiment provides, equipment under test is received by CAN module and sent
The first communication message, after determining the second communication message by detection module, by CAN module send the second communication message,
The packet sending and receiving flow in charging process is simulated, moreover, it is also possible to equipment under test is sent by detection module each
One communication message is detected, and ensure that each first communication message that follow-up equipment under test is sent during charging is performed
Accuracy, efficiently avoid due to caused by the reasons such as communication message inaccuracy charging interrupt, charging failure the problems such as.
Brief description of the drawings
Fig. 1 is one of structural representation of detecting system of communication message in the utility model embodiment；
Fig. 2 is two of the structural representation of the detecting system of communication message in the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is only the utility model part of the embodiment, is not whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
It should be noted that the equipment under test being previously mentioned in the utility model embodiment can be charging pile or
The charging communication system of electric automobile, wherein, the first communication message and the second communication message are also not specific to specific communication message,
But the message transmitted by different sender is represented, specifically, the communication message that equipment under test is sent is reported for the first communication
Text, the communication message that detecting system is sent is the second communication message, such as, if equipment under test is charging pile, charging pile is sent
Communication message be the first communication message, the communication message that detecting system is sent be the second communication message, if equipment under test is electric
The charging communication system of electrical automobile, then the communication message that the charging communication system of electric automobile is sent is the first communication message, inspection
The communication message that examining system is sent is the second communication message.
Based on this, the utility model embodiment provides a kind of detecting system of communication message, as shown in fig.1, including：
Controller local area network (Controller Area Network, CAN) bus module 110, and detection module 120, wherein,
CAN module 110, sent out for receiving the first communication message of equipment under test transmission, and by the first communication message
Deliver to detection module 120；The second communication message that detection module 120 is sent is received, and the second communication message is sent to tested
Equipment, triggering equipment under test send next first communication message；
Detection module 120, it is connected with CAN module 110, for judging whether the first communication message meets for
The standard requirement that one communication message is pre-set, and determine whether the first communication message detects based on judged result and pass through.
In the specific implementation, in order to realizing that said detecting system is set with the control such as computer or other smart machines
Standby communication, such as shown in Fig. 2, the said detecting system that the utility model embodiment provides also includes：Communication module 130, its
In, communication module 130, be connected with detection module 120, under the control of detection module 120, by the first communication message and
The testing result of first communication message is exported to control device.Alternatively, detection module 120 can be it is determined that the first communication message
Detection sends the testing result of the first communication message and the first communication message to communication module 130, control not in the case of
Communication module 130 processed exports the testing result of the first communication message and the first communication message to control device, by control device
Make further detection to the first communication message, to determine whether the testing result of the first communication message is correct.
Preferably, communication module 130, including：Isolating transformer 131 and physical chip 132, wherein,
Isolating transformer 131, primary side are connected with physical chip 132, and secondary is connected with control device, for thing
Manage layer chip 132 and control device carries out electrical isolation；
Physical chip 132, it is connected with detection module 120, for by the first communication message and the first communication message
Testing result is exported to control device, and receiving control apparatus returns after whether the testing result for verifying the first communication message is correct
The operational order returned, and corresponding operating is performed based on operational order.
In the specific implementation, in the said detecting system that the utility model embodiment provides, can be made by CAN
CAN module 110 is connected with equipment under test, and makes communication module 130 and computer or other intelligence by RJ45 interfaces
The control devices such as energy equipment are connected.Completed in physical connection and after upper electricity, user can be received by communication module 130 and passed through
Computer or the test parameter of other smart machines input, each standard traffic message, and operational order etc. are logical first
, can be under the control of detection module 120, by communication module 130 by the first communication message and first after believing packet check
The testing result of message is exported to the control device such as computer or other smart machines, meanwhile, CAN module can be passed through
110 receive and forward the second message that the first communication message of equipment under test transmission and detection module 120 are sent.
In the specific implementation, the CAN module 110 in the said detecting system that the utility model embodiment provides can be with
There are a variety of concrete structures to realize its function, such as shown in Fig. 2, can specifically include：Insulating power supply module 111 and transceiver 112,
Wherein,
Insulating power supply module 111, input be connected with transceiver 112 and with transceiver 112 altogether, output end with it is tested
Equipment be connected and with equipment under test altogether, for transceiver 112 and equipment under test do not isolate altogether；
Transceiver 112, it is connected with detection module 120, for receiving the first communication message of equipment under test transmission, and will
First communication message is sent to detection module 120 after being converted to the first data format of the identification of detection module 120；Receive detection mould
The second communication message that block 120 is sent, and sent out after the second communication message is converted into the second data format of equipment under test identification
Deliver to equipment under test.
In the specific implementation, the detection module 120 in the said detecting system that the utility model embodiment provides can have
A variety of concrete structures realize its function, such as shown in Fig. 2, can specifically include：Field programmable gate array (Field-
Programmable Gate Array, FPGA) 121 and microprocessor (Advanced RISC Machines, ARM) 122, its
In,
FPGA 121, it is connected with ARM 122, receives timestamp for being added for the first communication message, and be second
Communication message addition sends timestamp；
ARM 122, it is connected between CAN module 110 and communication module 130, for judging that the first communication message is
It is no to meet following condition：The standard to match with the first communication message is found in the standard traffic message store pre-established to lead to
Believe message, also, the transmission for receiving time and upper second communication message for receiving timestamp and characterizing of the first communication message
Time difference between the transmission time that timestamp characterizes is not more than predetermined threshold value；If so, then assert that the detection of the first communication message is logical
Cross, and the second communication message is sent to CAN module 110；Otherwise, assert that the detection of the first communication message does not pass through.Specifically,
It is determined that when any one following situation be present, assert that the detection of the first communication message does not pass through：(1) in the standard message pre-established
The standard traffic message to match with the first communication message is not found in storehouse；(2) first communication messages are with pre-establishing
The standard traffic message found in standard message storehouse mismatches；The reception time of (3) first communication messages with upper one second
Time difference between the transmission time of communication message is more than predetermined threshold value.
In the specific implementation, in order to be detected to the abnormal conditions diagnostic function of equipment under test, the utility model
ARM 122 in the above-mentioned detection module 120 that embodiment provides, it may also be used for：Various exception messages are generated, often generation is a kind of different
In the case of normal message, exception message is sent to equipment under test by CAN module 110, and pass through CAN module
The error message that the abnormal conditions that 110 reception equipment under tests characterize to exception message return after diagnosing, and, determine mistake
In the case that the diagnostic result that message characterizes is consistent with expected diagnostic result, assert that equipment under test characterizes abnormal feelings to exception message
Condition diagnosis is errorless.
In the said detecting system that the utility model embodiment provides, equipment under test is received by CAN module 110 and sent out
The first communication message sent, after determining the second communication message by detection module 120, it is logical to send second by CAN module 110
Believe message, simulate the packet sending and receiving flow in charging process, moreover, it is also possible to be sent out by detection module 120 equipment under test
Each first communication message sent is detected, ensure that follow-up equipment under test perform charge during send each the
The accuracy of one communication message, it efficiently avoid because charging caused by the reasons such as communication message inaccuracy is interrupted, charging is lost
The problems such as losing.
In summary, in the utility model embodiment, the first communication of equipment under test transmission is received by CAN module
Message, after determining the second communication message by detection module, the second communication message is sent by CAN module, simulates charging
During packet sending and receiving flow, moreover, it is also possible to each first communication message sent by detection module to equipment under test
Detected, ensure that the accuracy for each first communication message that follow-up equipment under test is sent during charging is performed,
It efficiently avoid due to the problems such as charging caused by the reasons such as communication message inaccuracy is interrupted, charging fails.
Although having been described for preferred embodiment of the present utility model, those skilled in the art once know substantially
Creative concept, then other change and modification can be made to these embodiments.So appended claims are intended to be construed to wrap
Include preferred embodiment and fall into having altered and changing for the scope of the utility model.
Obviously, those skilled in the art can to the utility model embodiment carry out it is various change and modification without departing from
The spirit and scope of the utility model embodiment.So, if these modifications and variations of the utility model embodiment belong to this
Within the scope of the requirement of utility model right and its equivalent technologies, then the utility model is also intended to exist comprising these changes and modification
It is interior.
Claims (6)
- A kind of 1. detecting system of communication message, it is characterised in that including：Controller local area network's CAN module, Yi Jijian Module is surveyed, wherein,The CAN module, sent out for receiving the first communication message of equipment under test transmission, and by first communication message Deliver to the detection module；The second communication message that the detection module is sent is received, and second communication message is sent To the equipment under test, trigger the equipment under test and send next first communication message；The detection module, it is connected with the CAN module, is directed to for judging whether first communication message meets The standard requirement that first communication message is pre-set, and determine whether first communication message detects based on judged result Pass through.
- 2. detecting system as claimed in claim 1, it is characterised in that also include：Communication module, wherein, the communication module, It is connected with the detection module, under the control of the detection module, by first communication message and described first The testing result of communication message is exported to control device.
- 3. detecting system as claimed in claim 2, it is characterised in that the communication module, including：Isolating transformer and physics Layer chip, wherein,The isolating transformer, primary side are connected with the physical chip, and secondary is connected with the control device, for pair The physical chip and the control device carry out electrical isolation；The physical chip, it is connected with the detection module, for first communication message and described first to be communicated The testing result of message is exported to the control device, and is received the control device and verified the inspection of first communication message The whether correct rear operational order returned of result is surveyed, and corresponding operating is performed based on the operational order.
- 4. the detecting system as described in claim any one of 1-3, it is characterised in that the CAN module, including：Isolation Power module and transceiver, wherein,The insulating power supply module, input be connected with the transceiver and with the transceiver altogether, output end with it is described Equipment under test be connected and with the equipment under test altogether, for the transceiver and the equipment under test are carried out not altogether every From；The transceiver, it is connected with the detection module, the first communication report sent for receiving the equipment under test Text, and sent after first communication message is converted into the first data format of the detection module identification to the detection mould Block；Second communication message that the detection module is sent is received, and second communication message is converted into described be tested Sent after second data format of equipment identification to the equipment under test.
- 5. detecting system as claimed in claim 3, it is characterised in that the detection module, including：Field programmable gate Array FPGA and microprocessor ARM, wherein,The FPGA, it is connected with the ARM, receives timestamp for being added for first communication message, and be described The addition of second communication message sends timestamp；The ARM, it is connected between the CAN module and the communication module, for judging first communication message Whether following condition is met：Find what is matched with first communication message in the standard traffic message store pre-established Standard traffic message, also, first communication message reception timestamp characterize the reception time communicated with upper one second Time difference between the transmission time that the transmission timestamp of message characterizes is not more than predetermined threshold value；If so, then assert described first Communication message detection passes through, and sends second communication message to the CAN module；Otherwise, assert that described first is logical Letter packet check does not pass through.
- 6. detecting system as claimed in claim 5, it is characterised in that the ARM, be additionally operable to：Various exception messages are generated, often In the case of generating a kind of exception message, the exception message is sent to the equipment under test by the CAN module, And received after the abnormal conditions that the equipment under test characterizes to the exception message diagnose and returned by the CAN module The error message returned, and, in the case of determining that the diagnostic result of the error message sign is consistent with expected diagnostic result, recognize It is errorless that the fixed equipment under test characterizes abnormal conditions diagnosis to the exception message.
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| CN201720408959.8U CN206673990U (en) | 2017-04-18 | 2017-04-18 | A kind of detecting system of communication message |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106941434A (en) * | 2017-04-18 | 2017-07-11 | 北京博电新力电气股份有限公司 | The detecting system and method for a kind of communication message |
| CN108705948A (en) * | 2018-05-31 | 2018-10-26 | 宁波市鄞州智伴信息科技有限公司 | Communication control method for new-energy automobile charging navigation |
| CN108965044A (en) * | 2018-06-12 | 2018-12-07 | 南瑞集团有限公司 | A kind of electric car electrically-charging equipment universal data link health status test device, system and method |
| CN109309597A (en) * | 2018-06-19 | 2019-02-05 | 南方电网科学研究院有限责任公司 | A kind of test device of communication performance |
| CN112389347A (en) * | 2019-08-12 | 2021-02-23 | 西安合众思壮导航技术有限公司 | Safety protection control method and system for electric control steering wheel |
-
2017
- 2017-04-18 CN CN201720408959.8U patent/CN206673990U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106941434A (en) * | 2017-04-18 | 2017-07-11 | 北京博电新力电气股份有限公司 | The detecting system and method for a kind of communication message |
| CN108705948A (en) * | 2018-05-31 | 2018-10-26 | 宁波市鄞州智伴信息科技有限公司 | Communication control method for new-energy automobile charging navigation |
| CN108965044A (en) * | 2018-06-12 | 2018-12-07 | 南瑞集团有限公司 | A kind of electric car electrically-charging equipment universal data link health status test device, system and method |
| CN109309597A (en) * | 2018-06-19 | 2019-02-05 | 南方电网科学研究院有限责任公司 | A kind of test device of communication performance |
| CN112389347A (en) * | 2019-08-12 | 2021-02-23 | 西安合众思壮导航技术有限公司 | Safety protection control method and system for electric control steering wheel |
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