CN103439600A - Anti-interference test monitoring system and monitoring method - Google Patents
Anti-interference test monitoring system and monitoring method Download PDFInfo
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- CN103439600A CN103439600A CN2013103450068A CN201310345006A CN103439600A CN 103439600 A CN103439600 A CN 103439600A CN 2013103450068 A CN2013103450068 A CN 2013103450068A CN 201310345006 A CN201310345006 A CN 201310345006A CN 103439600 A CN103439600 A CN 103439600A
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Abstract
The invention relates to an anti-interference test monitoring system and monitoring method. The anti-interference test monitoring system comprises a test pulse generator, tested equipment, a monitoring module and a control host computer. The test pulse generator is used for generating test pulses. The tested equipment is electrically connected with the test pulse generator and is used for receiving the test pulses and sending corresponding data according to the test pulses. The monitoring module is electrically connected with the tested equipment and is used for obtaining the data sent by the tested equipment. The control host computer is electrically connected with the monitoring module and the test pulse generator respectively and is used for setting the test pulses generated by the test pulse generator and judging whether the tested equipment is abnormal or not according to the data obtained by the monitoring module. By means of the anti-interference test monitoring system and monitoring method, problem occurrence time of the tested equipment and internal and external change of the tested equipment can be positioned accurately, the abnormal phenomenon in the testing process can be guaranteed to be timely perceived, and analyzing and solving of problems are facilitated.
Description
Technical field
The present invention relates to the vehicle monitoring technical field, relate in particular to anti-interference test monitor system and method for supervising.
Background technology
The transient state conduction anti-interference test of vehicle electric parts is EMC(Electro-magnetic Compatibility, electromagnetic compatibility) one of most important test, therefore often need to be according to standard-required, for example the ISO7637-2 standard carries out conducting anti-interference test along the power lead transient state to the vehicle electric parts.Conduct anti-interference test existing along the power lead transient state, the test man mostly in the screened room scene judges test process by human eye the vehicle electric parts whether occur extremely, but very easily cause people's kopiopia because the test duration is long, thereby cause failing to judge.Enable correctly to discover on the other hand abnormal occurrence in test process, often can only record the test phenomenon by electronic component being taken a picture, done the forms such as notes, can't carry out sufficient raw readings to abnormal occurrence.And, for some electronic component, if want to confirm extremely whether to occur or reappear extremely, can only repeatedly do test, thereby increase the complicacy of test.
Summary of the invention
Therefore, the invention provides anti-interference test monitor system and method for supervising, the problem existed to overcome existing vehicle monitoring technology.
Particularly, a kind of anti-interference test monitor system that the embodiment of the present invention proposes, comprise test pulser, equipment under test, monitoring module and main control system.Test pulser, for generation of test pulse; Equipment under test, be electrical connected with test pulser, for receiving test pulse, and sends corresponding data according to test pulse; Monitoring module, be electrical connected with equipment under test, the data of sending for obtaining equipment under test; Main control system, be electrical connected with monitoring module and test pulser respectively, for the test pulse that test pulser is produced, arranged, and the data of obtaining according to monitoring module is to judge whether equipment under test occurs extremely.
In addition, a kind of anti-interference test monitoring method that the embodiment of the present invention proposes comprises step: A, and test pulser produces test pulse and the test pulse of generation is sent to equipment under test; B, this equipment under test receives this test pulse, and sends corresponding data according to test pulse; C, monitoring module obtains the data that this equipment under test sends and the data of acquisition is sent to main control system; And D, the data that this main control system obtains according to this monitoring module are to judge whether this equipment under test occurs extremely.
From above-described embodiment, the present invention obtains by monitoring module the data that equipment under test sends, and the data of obtaining according to monitoring module by main control system are to judge whether equipment under test occurs extremely.If in test process, equipment under test goes wrong like this, can accurately orient the interior change of time of origin and the equipment under test of equipment under test problem, thereby guarantee can discover in time the abnormal occurrence in test process, be conducive to the analysis and solve of problem; When making test report, with existing, by the record test phenomenon of taking a picture, compare, sufficient ancestor and data recording are arranged.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of instructions, and for above and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
The accompanying drawing explanation
Fig. 1 is the main block architecture diagram of the anti-interference test monitor system of embodiment of the present invention proposition;
Fig. 2 is the main block architecture diagram of the anti-interference test monitor system of another embodiment of the present invention proposition;
Fig. 3 is the schematic diagram that the test pulse to test pulser of embodiment of the present invention proposition is arranged;
Fig. 4 is the flow chart of steps of the anti-interference test monitoring method of embodiment of the present invention proposition;
Fig. 5 is the flow chart of steps of the anti-interference test monitoring method of another embodiment of the present invention proposition.
Embodiment
Reach for further setting forth the present invention technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, anti-interference test monitor system and its embodiment of method for supervising, structure, feature and effect that foundation the present invention is proposed, be described in detail as follows.
Relevant aforementioned and other technology contents of the present invention, Characteristic, can clearly present in following the cooperation in describing in detail with reference to graphic preferred embodiment.By the explanation of embodiment, when can be to reach technological means and the effect that predetermined purpose takes to be able to more deeply and concrete understanding to the present invention, yet appended graphic only being to provide with reference to the use with explanation not be used for the present invention is limited.
Fig. 1 is the main block architecture diagram of the anti-interference test monitor system of embodiment of the present invention proposition.Refer to Fig. 1, anti-interference test monitor system comprises: test pulser 101, equipment under test (device under test, DUT) 103, monitoring module 105 and main control system 107.
More specifically, test pulser 101, with main control system 107 and equipment under test 103, be electrical connected respectively, its earth terminal ground connection, test pulser 101 sends to equipment under test 103 to carry out glitch with the supply voltage to equipment under test 103 for generation of test pulse and by the test pulse of generation.
Wherein, test pulser 101 produces the parameter of test pulse, and parameters such as rise time, amplitude, pulse width, cycle can be arranged by main control system 105.
Equipment under test 103, its power lead is electrically connected on test pulser 101, and it is for receiving this test pulse, and sends corresponding data according to test pulse.Equipment under test 103 can be various Car Electronic Controls unit, such as combination instrument, car body controller, engine controller, safety air sac controller etc.
Wherein, monitoring module 105 can be CAN and/or LIN monitoring module.Equipment under test 103 can comprise CAN and/or LIN bus interface, and it connects monitoring module 105, for sending CAN and/or LIN bus data.If the interface that main control system 107 is connected with monitoring module 105 is USB interface, monitoring module 105 sends to main control system 107 after also for the data by acquisition, being converted into usb data.
Wherein, the data that main control system 107 can obtain monitoring module 105 and the qualified data of equipment under test 103 compare, if the data that monitoring module 105 obtains, in qualified data area, are judged as equipment under test 103 working properly.Otherwise, be judged as equipment under test 103 and occur abnormal.
In embodiments of the present invention, by monitoring module 105, obtain the data that equipment under test 103 sends, and the data of obtaining according to monitoring module 105 by main control system 107 are to judge whether equipment under test 105 occurs extremely.If in test process, equipment under test 103 goes wrong like this, can accurately orient the time of origin of equipment under test 103 problems and the inside and outside of equipment under test 103 changes, thereby guarantee can discover in time the abnormal occurrence in test process, be conducive to the analysis and solve of problem; When making test report, with existing, by the record test phenomenon of taking a picture, compare, sufficient ancestor and data recording are arranged.Also can recall data by main control system 109 and again check that whole test process is to be further analyzed.
Fig. 2 is the main block architecture diagram of the anti-interference test monitor system of another embodiment of the present invention proposition.Fig. 2 improves on the basis of Fig. 1.Refer to Fig. 2, anti-interference test monitor system comprises: test pulser 201, equipment under test 203, monitoring module 205 and main control system 207.
Wherein, test pulser 201 produces the parameter of test pulse, and parameters such as rise time, amplitude, pulse width, cycle can be arranged by main control system 205.As shown in Figure 3, its schematic diagram arranged for the test pulse to test pulser 201.Method to set up to the test pulse of test pulser 201 is as follows: under the state disconnected at equipment under test 203 and test pulser 201, adjust test pulser 201 to produce specific pulse by main control system 207, for example pulse parameter comprises pulse polarity, amplitude, width and impedance, thus several typical pulse signal occurred in simulation actual vehicle operational process.For example, while carrying out along the anti-interference test of power lead transient state conduction to equipment under test 203 according to the ISO7637-2:2011 standard, test pulse can arrange respectively pulse 1,2a, 2b, 3a, the 3b in standard for this reason.This process can utilize oscillograph 220 whether to meet the requirement of testing standard, for example requirement of ISO7637-2 standard by the test pulse of the pulse output end mouth (this port is connected on the power lead of equipment under test 203 when carrying out the pulse injection) on voltage probe 222 detection test pulsers 201.The method of the supply voltage of equipment under test 203 being carried out to glitch is as follows: after main control system 205 is adjusted the test pulse of test pulser 201, again equipment under test 203 is connected with test pulser 201, test pulser 201 produces test pulses and the power lead by equipment under test 203 sends to equipment under test 203 to inject so that equipment under test 203 is carried out to pulses the test pulse of generation, thereby realizes the glitch to the supply voltage of equipment under test 203.
Equipment under test 203, its power lead is connected on test pulser 201, and it is for receiving this test pulse, and sends corresponding data according to test pulse.Equipment under test 203 can be various Car Electronic Controls unit, such as combination instrument, car body controller, engine controller, safety air sac controller etc.
Wherein, in order to meet the requirement of testing standard, the for example requirement of ISO7637-2 standard, when test pulse is 3a and 3b, and for the power lead that receives test pulse 3a and 3b need be arranged in parallel in that specific inductive capacity is less than 1.4, thickness is (50 ± 5) mm(millimeter) collets 215 on, and this power lead length should be (500 ± 100) mm.
Wherein, monitoring module 205 can be CAN and/or LIN monitoring module.Equipment under test 203 can comprise CAN and/or LIN bus interface, and it connects monitoring module 205, for sending CAN and/or LIN bus data.If the interface that main control system 207 is connected with monitoring module 205 is USB interface, monitoring module 205 sends to main control system 207 after also for the data by acquisition, being converted into usb data.
Wherein, the data that main control system 207 can obtain monitoring module 205 and the qualified data of equipment under test 203 compare, if the data that monitoring module 205 obtains, in qualified data area, are judged as equipment under test 203 working properly.Otherwise, be judged as equipment under test 203 and occur abnormal.
Wherein, can occur when abnormal that fault has appearred in which parts that the data sent and pre-stored abnormal data and the fault table of comparisons analyze equipment under test 203 according to equipment under test 203.
In addition, anti-interference test monitor system can also comprise: deriving means 209, load simulator 211 and ground connection flat board 213.
Deriving means 209, be electrical connected with main control system 207, for the Voice & Video image of Real-time Obtaining equipment under test 203 and/or load simulator 211 so that its appearance is carried out to visual monitor, and by the Voice & Video image transmitting that obtains to main control system 207.Wherein, the monitoring range of deriving means 209 can cover equipment under test 203 and load simulator 211 equipment such as grade.Deriving means 209 is such as thinking camera head, recording device etc.
In addition, equipment under test 203 can also be for transmitting control signal to load simulator 211 so that load simulator 211 is carried out corresponding actions or received the signal that load simulator 211 sends according to its function definition.For example, when equipment under test 203 is safety air sac controller, load simulator 211 is safety belt pretensioner, and the control signal that sends the securing band pretension when safety air sac controller is during to safety belt pretensioner, the safety belt pretensioner tighten seat belt.
In addition, the earth terminal of test pulser 201 also can be received on ground connection flat board 213 so that grounding function to be provided.
In addition, main control system 207, can also store the Voice & Video image that deriving means 209 obtains, and according to the Voice & Video image obtained to judge whether equipment under test 203 occurs extremely.
Wherein, the Voice & Video image that gets and pre-stored qualified Voice & Video image information can be compared, if the Voice & Video image got conforms in the qualified Voice & Video image information with pre-stored, be judged as equipment under test 203 working properly.Otherwise, be judged as equipment under test 203 and occur abnormal.
Like this, main control system 207 is organically combined the appearance phenomenon of the equipment under test 203 of deriving means 209 monitorings and the internal data of the equipment under test 203 that monitoring module 205 monitors, and can accurately locate equipment under test 203 and abnormal time of origin and the inside and outside situation of change of equipment under test 203 occur.
Whether main control system 207, the abnormal corresponding performance state grade of judged result division equipment under test 103 can also occur according to equipment under test 203 in process of the test.The grade of performance state is divided into grade A, grade B, grade C, grade D, grade E, and grade A is better than grade B and is better than grade C and is better than grade D and is better than grade E.Wherein, grade A means that equipment under test 203 is working properly, and it is abnormal that grade B-E means that equipment under test 203 occurs.Grade A-E is defined as follows:
Grade A: equipment under test 203 during applying interference and afterwards, can be carried out all functions that it designs in advance;
Grade B: equipment under test 203, during applying interference, can be carried out all functions that it designs in advance; Yet, can have one or more index to exceed the deviation of regulation.All functions, after stopping applying interference, automatically restore in normal range of operation.If equipment under test 203 has memory function, memory function should maintain grade A;
Grade C: equipment under test 203, during applying interference, is not carried out the one or more function that it designs in advance, but can automatically restore to normal operating state after stopping applying interference;
Grade D: equipment under test 203, during applying interference, is not carried out the one or more function that it designs in advance, until after stopping applying interference, and, by simple " operation or use " homing action, just can automatically restore to normal operating state;
Grade E: equipment under test 203 during applying interference and afterwards, is not carried out the one or more function that it designs in advance, and if do not repair or not alternative or system, can not recover its normal running.
In an embodiment of the present invention, the audio frequency of the present invention by deriving means 209 Real-time Obtaining equipment under tests 203 and/or load simulator 211 and video image are to carry out visual monitor to its appearance, also by monitoring module 205, obtain the data that equipment under test 203 sends, and the data that the audio frequency of taking according to filming apparatus 209 by main control system 207 and video image and monitoring module 205 obtain are to judge whether equipment under test 203 occurs extremely.The combination of the internal data that the appearance phenomenon of monitoring by deriving means 209 like this and monitoring module 205 monitor, if equipment under test 203 goes wrong in test process, can accurately orient the time of origin of equipment under test 203 problems and the inside and outside of equipment under test 203 changes, thereby guarantee can discover in time the abnormal occurrence in test process, be conducive to the analysis and solve of problem; When making test report, with existing, by the record test phenomenon of taking a picture, compare, sufficient ancestor and data recording are arranged.Also can recall the data that monitoring video and monitoring module 205 obtain by main control system 209 and again check that whole test process is to be further analyzed.
Fig. 4 is the flow chart of steps of the anti-interference test monitoring method of embodiment of the present invention proposition.See also Fig. 1 and Fig. 4, the anti-interference test monitoring method of the embodiment of the present invention can comprise the following steps S400-S407:
Step S400: test pulser 101 produces test pulse and sends to equipment under test 103 to carry out glitch with the supply voltage to equipment under test 103 test pulse of generation.
In this step, test pulser 101 produces the parameter of test pulse, and parameters such as rise time, amplitude, pulse width, cycle can be arranged by main control system 105.
Step S403: equipment under test 103 receives this test pulse, and sends corresponding data according to test pulse.
In this step, equipment under test 103 can be various Car Electronic Controls unit, such as combination instrument, car body controller, engine controller, safety air sac controller etc.
Step S405: monitoring module 105 obtains the data that equipment under test 103 sends and the data of acquisition is sent to main control system 105.
In this step, monitoring module 105 can be CAN and/or LIN monitoring module.Equipment under test 103 can comprise CAN and/or LIN bus interface, and it connects monitoring module 105, for sending CAN and/or LIN bus data.Main control system 107 can comprise USB interface, and monitoring module 105 sends to main control system 107 after also for the data by acquisition, being converted into usb data.
Step S407: the data that main control system 105 obtains according to monitoring module 105 are to judge whether equipment under test 103 occurs extremely.
In this step, the data that main control system 107 can obtain monitoring module 105 and the qualified data of equipment under test 103 compare, if the data that monitoring module 105 obtains, in qualified data area, are judged as equipment under test 103 working properly.Otherwise, be judged as equipment under test 103 and occur abnormal.
In embodiments of the present invention, by monitoring module 105, obtain the data that equipment under test 103 sends, and the data of obtaining according to monitoring module 105 by main control system 107 are to judge whether equipment under test 105 occurs extremely.If in test process, equipment under test 103 goes wrong like this, can accurately orient the time of origin of equipment under test 103 problems and the inside and outside of equipment under test 103 changes, thereby guarantee can discover in time the abnormal occurrence in test process, be conducive to the analysis and solve of problem; When making test report, with existing, by the record test phenomenon of taking a picture, compare, sufficient ancestor and data recording are arranged.Also can recall data by main control system 109 and again check that whole test process is to be further analyzed.
Fig. 5 is the flow chart of steps of the anti-interference test monitoring method that provides of the embodiment of the present invention.Fig. 5 improves on the basis of Fig. 4.See also Fig. 2, Fig. 3 and Fig. 5, the anti-interference test monitoring method of the embodiment of the present invention can comprise the following steps S500-S510:
Step S500: main control system 207 arranges the parameter that test pulser 201 produces test pulse.
In this step, parameters such as the rise time that comprises pulse, amplitude, pulse width, cycle of the parameter of test pulse.As shown in Figure 3, its schematic diagram arranged for the test pulse to test pulser 201.Method to set up to the test pulse of test pulser 201 is as follows: under the state disconnected at equipment under test 203 and test pulser 201, adjust test pulser 201 to produce specific pulse by main control system 207, for example pulse parameter comprises pulse polarity, amplitude, width and impedance, thus several typical pulse signal occurred in simulation actual vehicle operational process.For example, while carrying out along the anti-interference test of power lead transient state conduction to equipment under test 203 according to the ISO7637-2:2011 standard, test pulse can arrange respectively pulse 1,2a, 2b, 3a, the 3b in standard for this reason.This process can utilize oscillograph 220 whether to meet the requirement of testing standard, for example requirement of ISO7637-2 standard by the test pulse of the pulse output end mouth (this port is connected on the power lead of equipment under test 203 when carrying out the pulse injection) on voltage probe 222 detection test pulsers 201.
Step S503: test pulser 201 produces test pulse and sends to equipment under test 203 to carry out glitch with the supply voltage to equipment under test 203 test pulse of generation according to arranging.
In this step, the method of the supply voltage of equipment under test 203 being carried out to glitch is as follows: after main control system 205 is adjusted the test pulse of test pulser 201, again equipment under test 203 is connected with test pulser 201, test pulser 201 produces test pulses and the power lead by equipment under test 203 sends to equipment under test 203 to inject so that equipment under test 203 is carried out to pulses the test pulse of generation, thereby realizes the glitch to the supply voltage of equipment under test 203.
Step S505: equipment under test 203 receives this test pulse, and sends corresponding data according to test pulse.
If, during the Input/Output Device of load simulator 209 simulation equipment under tests 203, in step S505, specifically also can comprise step:
Equipment under test 203 also sends control signal control load simulator 209 and carries out corresponding actions or receive the signal that load simulator 209 sends.
In this step, when equipment under test 203 for example is DVD, the equipment of video to be shown that load simulator 211 can send for receiving DVD, such as the screen etc. of resting the head on, also can receive the equipment that DVD sends signal for other.When DVD sends the control signal of display video, the screen display of resting the head on is shown corresponding video image.The data that equipment under test 203 sends can be CAN and/or LIN bus data etc.
Step S507: monitoring module 205 obtains the data that equipment under test 203 sends and the data of acquisition is sent to main control system 207, deriving means 209 by the audio frequency of the equipment under test of Real-time Obtaining 203 and/or load simulator 211 and transmission of video images to main control system 205.In this step, if the interface that main control system 207 is connected with monitoring module 205 is USB interface, monitoring module 205 sends to main control system 207 after also the data of acquisition being converted into to usb data.
Step S509: main control system 207 judges that data that monitoring module 205 obtains are whether in pre-stored qualified data area, also judge whether audio frequency and video image that deriving means 209 obtains conform to pre-stored qualified Voice & Video image information, to judge whether equipment under test 203 occurs extremely, if the data that monitoring module 205 obtains in qualified data area and deriving means 209 audio frequency and the video image that obtain with qualified image information, conform to, carry out step S511, otherwise, carry out step S513.
Step S511: main control system 207 judgement equipment under tests 203 are working properly.
Specifically also can comprise step in step S511:
The data of main control system 207 storage test processs, the test pulse that the data of sending such as equipment under test 203, test pulser 201 produce, the information such as time that produce test pulse; And
Whether main control system 207 the abnormal corresponding performance state grade of judged result division equipment under test 203 occurs according to equipment under test.The grade of performance state is divided into grade A, grade B, grade C, grade D, grade E, and grade A is better than grade B and is better than grade C and is better than grade D and is better than grade E.Wherein, grade A means that equipment under test 203 is working properly, and it is abnormal that grade B-E means that equipment under test 203 occurs.
Step S513: main control system 207 judgement equipment under tests 203 occur abnormal.
Specifically also can comprise step in step S513:
The data of main control system 107 storage test processs, occur that such as equipment under test 203 data of sending, the test pulse that test pulser 201 produces, the information such as time that produce test pulse appear when abnormal in abnormal time, equipment under test 203;
Whether main control system 207 the abnormal corresponding performance state grade of judged result division equipment under test 203 occurs according to equipment under test 203.
In an embodiment of the present invention, the audio frequency of the present invention by deriving means 209 Real-time Obtaining equipment under tests 203 and/or load simulator 211 and video image are to carry out visual monitor to its appearance, also by monitoring module 205, obtain the data that equipment under test 203 sends, and the data that the audio frequency obtained according to deriving means 209 by main control system 207 and video image and monitoring module 205 obtain are to judge whether equipment under test 205 occurs extremely.The combination of the internal data that the appearance phenomenon of monitoring by deriving means 209 like this and monitoring module 205 monitor, if equipment under test 203 goes wrong in test process, can accurately orient the time of origin of equipment under test 203 problems and the inside and outside of equipment under test 203 changes, thereby guarantee can discover in time the abnormal occurrence in test process, be conducive to the analysis and solve of problem; When making test report, with existing, by the record test phenomenon of taking a picture, compare, sufficient ancestor and data recording are arranged.Also can recall the data that monitoring video and monitoring module 205 obtain by main control system 209 and again check that whole test process is to be further analyzed.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (15)
1. an anti-interference test monitor system, is characterized in that, it comprises:
Test pulser, for generation of test pulse;
Equipment under test, be electrical connected with this test pulser, for receiving this test pulse, and sends corresponding data according to this test pulse;
Monitoring module, be electrical connected with this equipment under test, the data of sending for obtaining this equipment under test; And
Main control system, be electrical connected with this monitoring module and this test pulser respectively, for the test pulse that this test pulser is produced, arranged, and the data of obtaining according to this monitoring module is to judge whether this equipment under test occurs extremely.
2. anti-interference test monitor system according to claim 1, is characterized in that, it further comprises:
Load simulator, for making the peripheral unit of the normal operation of this equipment under test.
3. anti-interference test monitor system according to claim 2, is characterized in that, it further comprises:
Deriving means, be electrical connected with this main control system, for audio frequency and the video image of this equipment under test of Real-time Obtaining and/or this load simulator, and the Voice & Video image transmitting obtained arrived to this main control system.
4. anti-interference test monitor system according to claim 3, is characterized in that, this main control system is also stored audio frequency and video image that this deriving means obtains, and according to the Voice & Video image obtained to judge whether this equipment under test occurs extremely.
5. anti-interference test monitor system according to claim 1, is characterized in that, this main control system, also for occurring according to this equipment under test when abnormal that fault has appearred in which parts that the data analysis of sending this equipment under test.
6. anti-interference test monitor system according to claim 1, is characterized in that, whether this main control system, also for occurring that according to this equipment under test abnormal judged result divides the corresponding performance state grade of this equipment under test.
7. anti-interference test monitor system according to claim 1, is characterized in that, the data that this equipment under test sends are CAN and/or LIN bus data.
8. an anti-interference test monitoring method, is characterized in that, comprises step:
A, test pulser produces test pulse and the test pulse of generation is sent to equipment under test;
B, this equipment under test receives this test pulse, and sends corresponding data according to this test pulse;
C, monitoring module obtains the data that this equipment under test sends and the data of acquisition is sent to main control system; And
D, the data that this main control system obtains according to this monitoring module are to judge whether this equipment under test occurs extremely.
9. anti-interference test monitoring method according to claim 8 is characterized in that: before carrying out this steps A, also comprise step:
This main control system arranges the parameter that this test pulser produces test pulse.
10. anti-interference test monitoring method according to claim 9, it is characterized in that: this parameter comprises pulse polarity, amplitude, width and the impedance of test pulse.
11. anti-interference test monitoring method according to claim 8 is characterized in that: also comprise step:
Utilize oscillograph to detect by voltage probe the requirement whether test pulse that this test pulser produces meets testing standard.
12. anti-interference test monitoring method according to claim 8 is characterized in that: in carrying out this step C, also comprise step:
Deriving means arrives main control system by the audio frequency of this equipment under test of Real-time Obtaining and/or load simulator and transmission of video images.
13. anti-interference test monitoring method according to claim 12 is characterized in that: in carrying out this step D, also comprise step:
This main control system judges that data that this monitoring module obtains are whether in pre-stored qualified data area, also judge whether whether audio frequency and video image that this deriving means obtains conform to pre-stored qualified Voice & Video image information, occur to judge this equipment under test extremely.
14. anti-interference test monitoring method according to claim 8 is characterized in that: in carrying out this step D, also comprise step:
This main control system occurs when abnormal that according to this equipment under test fault has appearred in which parts that the data analysis of sending this equipment under test.
15. anti-interference test monitoring method according to claim 8 is characterized in that: in carrying out this step D, also comprise step:
Whether this main control system occurs that according to this equipment under test abnormal judged result divides the corresponding performance state grade of this equipment under test.
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| CN109212358A (en) * | 2018-10-17 | 2019-01-15 | 中国电力科学研究院有限公司 | The method that imitating substation ground potential rises the electromagnetic interference generated |
| CN110208615A (en) * | 2019-05-27 | 2019-09-06 | 中国汽车技术研究中心有限公司 | A kind of electromagnetic compatibility Bulk current injection anti-interference test method |
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| CN111983368A (en) * | 2020-08-27 | 2020-11-24 | 扬芯科技(深圳)有限公司 | Automatic test system and method for pulse immunity |
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| CN112614452A (en) * | 2020-12-25 | 2021-04-06 | 惠州市德赛西威汽车电子股份有限公司 | Display screen stability testing method and device based on LabVIEW and storage medium |
| CN112614452B (en) * | 2020-12-25 | 2023-08-22 | 惠州市德赛西威汽车电子股份有限公司 | LabVIEW-based display screen stability testing method, device and storage medium |
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