CN117406008A - Radio frequency conduction immunity test method, device, equipment and storage medium - Google Patents
Radio frequency conduction immunity test method, device, equipment and storage medium Download PDFInfo
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- CN117406008A CN117406008A CN202311725583.XA CN202311725583A CN117406008A CN 117406008 A CN117406008 A CN 117406008A CN 202311725583 A CN202311725583 A CN 202311725583A CN 117406008 A CN117406008 A CN 117406008A
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- 230000036039 immunity Effects 0.000 title claims abstract description 46
- 238000010998 test method Methods 0.000 title claims description 12
- 238000012360 testing method Methods 0.000 claims abstract description 182
- 238000000034 method Methods 0.000 claims abstract description 18
- 238000004088 simulation Methods 0.000 claims description 117
- 230000005672 electromagnetic field Effects 0.000 claims description 36
- 238000011156 evaluation Methods 0.000 claims description 26
- 238000004590 computer program Methods 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000001228 spectrum Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention relates to the technical field of testing and discloses a method, a device, equipment and a storage medium for testing radio frequency conduction immunity.
Description
Technical Field
The invention relates to the technical field of testing, in particular to a method, a device, equipment and a storage medium for testing radio frequency conduction immunity.
Background
Radio frequency conductive immunity (Radio Frequency Conducted Immunity) refers to the immunity of an electronic device in the presence of radio frequency electromagnetic field interference, and is used to measure whether the device can operate normally without interference in the presence of electromagnetic radiation fields in the surrounding environment.
In life scenes, various electronic devices and household appliances can generate radio frequency electromagnetic fields, at the moment, the radio frequency conduction immunity of the electronic devices can determine the influence effect of the radio frequency electromagnetic fields on the electronic devices, and at present, when a merchant sells the electronic devices (especially smart phones) to customers, only paper surface data can be displayed to the customers, and the persuasion of substantive evidence of the radio frequency conduction immunity of the electronic devices is lacked.
Disclosure of Invention
The invention aims to provide a radio frequency conduction immunity test method, a device, equipment and a storage medium, which aim to solve the problem that the radio frequency conduction immunity performance of electronic equipment cannot be intuitively displayed to customers in the prior art.
The invention is realized in that, in a first aspect, the invention provides a radio frequency conduction immunity testing method, comprising:
acquiring scene data to be tested of equipment to be tested, and calculating simulation parameters of each simulation unit in a testing device based on the scene data to be tested; the test device comprises a test unit and a plurality of simulation units, wherein the test unit is used for placing the equipment to be tested, each simulation unit is arranged around the test unit and used for generating a radio-frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
driving the equipment to be tested arranged in the test unit to operate, and driving each simulation unit to generate a radio frequency electromagnetic field for the test unit according to the simulation parameters so as to simulate the scene data to be tested for the equipment to be tested placed in the test unit;
and continuously collecting the running state of the equipment to be tested, and generating an evaluation map of the radio frequency conduction immunity of the equipment to be tested according to the collected data of the running state.
Preferably, the obtaining of the scene data to be measured includes:
identifying the equipment to be tested to acquire standard anti-interference performance parameters of the equipment to be tested;
calculating the standard anti-interference performance parameters according to a plurality of preset test grades respectively to generate to-be-tested scene data corresponding to each test grade; the method comprises the following specific steps:
acquiring the standard anti-interference performance parameters;
acquiring the ratio relation of each preset test grade corresponding to the standard anti-interference performance parameter;
and calculating the standard anti-interference performance parameters according to the ratio relation corresponding to each test grade so as to obtain the scene data to be tested of each test grade.
Preferably, the obtaining of the scene data to be measured includes:
establishing a positioning coordinate grid, and generating a plurality of interference sources and equipment use areas on the positioning coordinate grid according to data provided by a user;
dividing the equipment use area into a plurality of areas to be detected, and respectively combining each area to be detected with each interference source to generate a plurality of scene data to be detected.
Preferably, the step of calculating simulation parameters of each simulation unit in the test device based on the scene data to be tested includes:
according to the scene data to be detected, calculating the radio frequency electromagnetic field intensity generated by the interference source in the region to be detected for each interference source in the positioning coordinate grid;
generating a test simulation model according to the position relation between the test unit and each simulation unit in the test device, overlapping the test unit of the test simulation model with the region to be tested of the positioning coordinate grid, and calculating simulation parameters of each simulation unit in the test simulation model respectively so as to enable each simulation unit to generate radio frequency electromagnetic field intensity generated by each interference source in the region to be tested at the test unit.
Preferably, the step of continuously collecting the data of the operation state of the device to be tested and generating the evaluation map of the radio frequency conduction immunity of the device to be tested according to the collected data of the operation state includes:
continuously collecting the data of the running state of the equipment to be tested, generating an X-axis parameter according to the test time corresponding to the data of the running state, analyzing the data of the running state according to a preset standard to generate a Y-axis parameter, and drawing a curve according to the X-axis parameter and the Y-axis parameter of the running state in a preset coordinate system to obtain an evaluation map for evaluating the running state of the equipment to be tested.
Preferably, the operation state of the device under test includes: the running smoothness of the equipment to be tested, the information transmission speed of the equipment to be tested and the electricity consumption speed of the equipment to be tested.
Preferably, the method further comprises:
when the test device is used for carrying out simulation test on the equipment to be tested, stopping working of each simulation unit at intervals of preset time so as to acquire the running state of the equipment to be tested under the condition that the equipment to be tested is not interfered and generate a reference map; the reference spectrum is used for carrying out comparison analysis with the evaluation spectrum so as to judge the radio frequency conduction anti-interference performance of the equipment to be tested.
In a second aspect, the present invention provides a radio frequency conduction immunity testing apparatus, comprising:
the data calculation module is used for acquiring the scene data to be tested of the equipment to be tested and calculating the simulation parameters of each simulation unit in the testing device based on the scene data to be tested; the test device comprises a test unit and a plurality of simulation units, wherein the test unit is used for placing the equipment to be tested, each simulation unit is arranged around the test unit and used for generating a radio-frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
the simulation test module is used for driving the equipment to be tested arranged in the test unit to operate and driving each simulation unit to generate a radio frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
and the performance evaluation module is used for continuously collecting the running state of the equipment to be tested and generating an evaluation map of the radio frequency conduction immunity of the equipment to be tested according to the collected data of the running state.
In a third aspect, the present invention provides a radio frequency conduction immunity test apparatus comprising a memory and a processor, the memory storing a computer program executable on the processor, the processor implementing any one of the radio frequency conduction immunity test methods provided in the first aspect when executing the computer program.
In a fourth aspect, the present invention provides a computer readable storage medium having stored thereon a computer program which, when executed by a processor, causes the processor to perform a radio frequency conducted immunity test method as described in any one of the first aspects.
The invention provides a radio frequency conduction immunity test method, which has the following beneficial effects:
according to the invention, the test device adopting the test unit and the plurality of simulation units is constructed, the simulation parameters of each simulation unit are obtained by calculating the data of each scene to be tested, the simulation test of different scene data to be tested can be carried out on the test unit according to the relative position relation between the simulation unit and the test unit and the operation strength of the simulation unit, so that the operation condition of the equipment to be tested in the scene to be tested can be acquired to display the radio frequency conduction anti-interference performance of the equipment to be tested, and the problem that the radio frequency conduction anti-interference performance of the electronic equipment cannot be intuitively displayed to customers in the prior art is solved.
Drawings
Fig. 1 is a schematic diagram of steps of a method for testing immunity of radio frequency conduction according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a radio frequency conduction immunity testing device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limiting the present invention, and specific meanings of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.
The implementation of the present invention will be described in detail below with reference to specific embodiments.
Referring to fig. 1 and 2, a preferred embodiment of the present invention is provided.
In a first aspect, the present invention provides a method for testing radio frequency conduction immunity, including:
s1: acquiring scene data to be tested of equipment to be tested, and calculating simulation parameters of each simulation unit in a testing device based on the scene data to be tested; the test device comprises a test unit and a plurality of simulation units, wherein the test unit is used for placing the equipment to be tested, each simulation unit is arranged around the test unit and used for generating a radio-frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
s2: driving the equipment to be tested arranged in the test unit to operate, and driving each simulation unit to generate a radio frequency electromagnetic field for the test unit according to the simulation parameters so as to simulate the scene data to be tested for the equipment to be tested placed in the test unit;
s3: and continuously collecting the running state of the equipment to be tested, and generating an evaluation map of the radio frequency conduction immunity of the equipment to be tested according to the collected data of the running state.
Specifically, the main idea of the invention is that the equipment to be tested is placed on a test unit in the test device, and the radio frequency electromagnetic field is generated for the test unit through a simulation unit in the test device, so that the running state of the equipment to be tested when running in a scene to be tested simulated by the test device is simulated.
In step S1 of the method provided by the present invention, the scene data to be measured of the device to be measured is obtained, and the calculation of the simulation parameters of each simulation unit in the test device is performed based on the scene data to be measured, so as to obtain the intensity of the radio frequency electromagnetic field generated by each simulation unit to the position of the test unit, thereby simulating the scene data to be measured through each simulation unit.
Specifically, the scene data to be tested is a simulation of the working environment of the device to be tested, so that the running state of the device to be tested in each scene to be tested is intuitively displayed.
More specifically, the scene data to be measured is an environment in which the device to be measured can theoretically work normally, and thus the acquisition of the scene data to be measured is generated according to the tamper performance index of the device to be measured.
In step S2 of the method provided by the present invention, the device to be tested provided in the test unit is driven to operate, and each simulation unit is driven to generate a radio frequency electromagnetic field for the test unit according to the simulation parameters, so as to perform the simulation test of the scene data to be tested on the device to be tested placed in the test unit.
In step S3 of the method provided by the present invention, the operation state of the device to be tested is continuously collected, and an evaluation map of the radio frequency conduction immunity of the device to be tested is generated according to the collected data of the operation state.
Specifically, the simulation device simulates the scene data to be tested, so that the equipment to be tested works under the radio frequency electromagnetic field simulated by the simulation device, and the evaluation map of the radio frequency conduction immunity of the equipment to be tested is generated by collecting the running state of the equipment to be tested, so that the equipment to be tested is evaluated.
More specifically, the mode of driving the device to be tested to operate may be manual operation, or may be that a mechanical arm is arranged at the position of the test unit, the device to be tested is automatically operated, when the device to be tested is a smart phone, the device to be tested is connected with a data line, and the device to be tested is driven to operate through the automatic operation degree.
The invention provides a radio frequency conduction immunity test method, which has the following beneficial effects:
according to the invention, the test device adopting the test unit and the plurality of simulation units is constructed, the simulation parameters of each simulation unit are obtained by calculating the data of each scene to be tested, the simulation test of different scene data to be tested can be carried out on the test unit according to the relative position relation between the simulation unit and the test unit and the operation strength of the simulation unit, so that the operation condition of the equipment to be tested in the scene to be tested can be acquired to display the radio frequency conduction anti-interference performance of the equipment to be tested, and the problem that the radio frequency conduction anti-interference performance of the electronic equipment cannot be intuitively displayed to customers in the prior art is solved.
Preferably, the obtaining of the scene data to be measured includes:
s11: identifying the equipment to be tested to acquire standard anti-interference performance parameters of the equipment to be tested;
s12: calculating the standard anti-interference performance parameters according to a plurality of preset test grades respectively to generate to-be-tested scene data corresponding to each test grade; the method comprises the following specific steps:
acquiring the standard anti-interference performance parameters;
acquiring the ratio relation of each preset test grade corresponding to the standard anti-interference performance parameter;
and calculating the standard anti-interference performance parameters according to the ratio relation corresponding to each test grade so as to obtain the scene data to be tested of each test grade.
Specifically, the device under test is produced according to a predetermined tamper-resistant performance standard, which is the tamper-resistant performance standard that the device under test should reach, so that the standard tamper-resistant performance parameter of the device under test is obtained by identifying the device under test.
More specifically, based on the standard anti-interference performance parameters of the device to be tested, a plurality of test levels may be divided, where each test level corresponds to a different percentage of the standard anti-interference performance parameters, that is, different ratios of the standard anti-interference performance parameters are calculated to obtain data corresponding to each test level.
More specifically, according to the scene data to be tested of each test grade, the equipment to be tested is tested, so that the equipment to be tested operates under radio frequency electromagnetic fields with different intensities, and the influence of the radio frequency electromagnetic fields with different intensities on the operation state of the equipment to be tested is obtained.
Preferably, the obtaining of the scene data to be measured includes:
s13: establishing a positioning coordinate grid, and generating a plurality of interference sources and equipment use areas on the positioning coordinate grid according to data provided by a user;
s14: dividing the equipment use area into a plurality of areas to be detected, and respectively combining each area to be detected with each interference source to generate a plurality of scene data to be detected.
Specifically, in addition to generating the scene data to be tested according to the standard performance of the device to be tested, the scene to be tested can be customized according to the requirements of the customer, that is, the position where the customer can use the device to be tested is calculated, and simulation is performed through the testing device.
More specifically, the first step is to build a positioning coordinate grid, which is a grid coordinate system for positioning within a certain range of areas, on which a plurality of interference sources and equipment use areas are generated according to data provided by a user, for example, the user generates interference sources on the positioning coordinate grid according to his home appliance position layout, each interference source corresponds to a home appliance that generates a radio frequency electromagnetic field, and the relative positional relationship between the interference sources is identical to the relative positional relationship between the home appliances.
More specifically, the device use area is an area where a customer will use a device to be measured, for example, a room range of a user is set as the device use area, and the interference source is a household appliance which generates a radio frequency electromagnetic field in the room of the user, and the interference intensity of the interference source is obtained according to the specification of the household appliance, so that the influence of the radio frequency electromagnetic field received from the household appliance when the user uses the device to be measured in the room is simulated.
More specifically, the device usage area is divided into a plurality of areas to be tested, it can be understood that the device to be tested can be used in the device usage area, and the device usage area is a larger range, that is, the device to be tested can be used in different positions in the device usage area, and when the device to be tested is used in different positions in the device usage area, the influence of each interference source received is different, so that the device usage area needs to be divided into a plurality of areas to be tested, and each area to be tested is bound with each interference source to generate the scene data to be tested of each area to be tested, and the scene data to be tested is the relative positional relationship between each interference source and each interference source when the device to be tested is located in the area to be tested.
Preferably, the step of calculating simulation parameters of each simulation unit in the test device based on the scene data to be tested includes:
s15: according to the scene data to be detected, calculating the radio frequency electromagnetic field intensity generated by the interference source in the region to be detected for each interference source in the positioning coordinate grid;
s16: generating a test simulation model according to the position relation between the test unit and each simulation unit in the test device, overlapping the test unit of the test simulation model with the region to be tested of the positioning coordinate grid, and calculating simulation parameters of each simulation unit in the test simulation model respectively so as to enable each simulation unit to generate radio frequency electromagnetic field intensity generated by each interference source in the region to be tested at the test unit.
Specifically, according to the scene data to be measured, the calculation of the radio frequency electromagnetic field intensity generated by the interference source in the region to be measured is performed on each interference source in the positioning coordinate grid, and it can be understood that the model of the interference source can be obtained according to the data provided by the user, so that the corresponding radio frequency electromagnetic field intensity is called.
More specifically, a test simulation model is generated according to the positional relationship between the test unit and each simulation unit in the test device, where the test simulation model is used to calculate how to set the radio frequency electromagnetic field intensity of the simulation unit, so as to copy the scene data to be tested, and it can be understood that this calculation step is equivalent to moving the interference source, so that the relative positional relationship between the interference source and the device to be tested after moving is consistent with the relative positional relationship between the test unit and each simulation unit, and the strength of the radio frequency electromagnetic field of the interference source after moving is adjusted, so as to ensure that the interference degree of the device to be tested does not change before and after moving.
Preferably, the step of continuously collecting the data of the operation state of the device to be tested and generating the evaluation map of the radio frequency conduction immunity of the device to be tested according to the collected data of the operation state includes:
continuously collecting the data of the running state of the equipment to be tested, generating an X-axis parameter according to the test time corresponding to the data of the running state, analyzing the data of the running state according to a preset standard to generate a Y-axis parameter, and drawing a curve according to the X-axis parameter and the Y-axis parameter of the running state in a preset coordinate system to obtain an evaluation map for evaluating the running state of the equipment to be tested.
Specifically, the test of the device to be tested is continuously performed, that is, the obtained running state of the device to be tested is continuously obtained, so that the influence of the interference time on the device to be tested is judged, and more reference data are provided to judge the anti-interference performance of the device to be tested.
More specifically, the test data of the device to be tested is processed by drawing a curve according to the time sequence, and taking the obtained curve as an evaluation map for evaluating the anti-interference performance of the device to be tested.
More specifically, since the data of the running state includes a theoretical plurality of dimensions, when the evaluation map is actually generated, the same X-axis parameter corresponds to a plurality of Y-axis parameters, that is, the running state includes a plurality of specific items, each specific item corresponds to a Y-axis parameter, and the Y-axis parameters corresponding to different items are connected to obtain a plurality of curves, so that the plurality of specific items of the running state are described respectively.
That is, the evaluation map is composed of a plurality of curves, and the description of the operation state of the device to be tested by the evaluation map is from two aspects, namely, the first is that each curve passes through, and the second is that the relation among the curves is passed through, so that when the evaluation map is generated, a new curve can be generated on the basis of original curves, and the Y-axis parameter of the curve is used for describing the relative relation among curve nodes of the same X-axis parameter.
Preferably, the operation state of the device under test includes: the running smoothness of the equipment to be tested, the information transmission speed of the equipment to be tested and the electricity consumption speed of the equipment to be tested.
Specifically, when the device to be tested is a smart phone, the operation state of the device to be tested includes the operation smoothness of the device to be tested, the information transmission speed of the device to be tested, and the electricity consumption speed of the device to be tested, that is, when the device to be tested detects the operation state, the operation needs to be performed from multiple aspects.
Preferably, the method further comprises:
when the test device is used for carrying out simulation test on the equipment to be tested, stopping working of each simulation unit at intervals of preset time so as to acquire the running state of the equipment to be tested under the condition that the equipment to be tested is not interfered and generate a reference map; the reference spectrum is used for carrying out comparison analysis with the evaluation spectrum so as to judge the radio frequency conduction anti-interference performance of the equipment to be tested.
Specifically, in order to determine the operation state of the device to be tested under the influence of the radio frequency electromagnetic field, a comparison experiment may be performed, that is, the operation of the simulation unit is stopped at a predetermined interval, so that the device to be tested works under the condition that the device to be tested is not influenced by the radio frequency electromagnetic field, and the operation state at this time is generated into a reference map for performing a comparison analysis with the evaluation map.
Referring to fig. 2, in a second aspect, the present invention provides a radio frequency conduction immunity testing apparatus, including:
the data calculation module is used for acquiring the scene data to be tested of the equipment to be tested and calculating the simulation parameters of each simulation unit in the testing device based on the scene data to be tested; the test device comprises a test unit and a plurality of simulation units, wherein the test unit is used for placing the equipment to be tested, each simulation unit is arranged around the test unit and used for generating a radio-frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
the simulation test module is used for driving the equipment to be tested arranged in the test unit to operate and driving each simulation unit to generate a radio frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
and the performance evaluation module is used for continuously collecting the running state of the equipment to be tested and generating an evaluation map of the radio frequency conduction immunity of the equipment to be tested according to the collected data of the running state.
The above modules are all operated according to the radio frequency conduction immunity test method provided by the first invention, so that the description is omitted.
In a third aspect, the present invention provides a radio frequency conduction immunity test apparatus comprising a memory and a processor, the memory storing a computer program executable on the processor, the processor implementing a radio frequency conduction immunity test method according to any one of the first aspects when executing the computer program.
In a fourth aspect, the present invention provides a computer readable storage medium having stored thereon a computer program which, when executed by a processor, causes the processor to perform the radio frequency conducted immunity test method of any one of the first aspects.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. A method for testing radio frequency conduction immunity, comprising:
acquiring scene data to be tested of equipment to be tested, and calculating simulation parameters of each simulation unit in a testing device based on the scene data to be tested; the test device comprises a test unit and a plurality of simulation units, wherein the test unit is used for placing the equipment to be tested, each simulation unit is arranged around the test unit and used for generating a radio-frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
driving the equipment to be tested arranged in the test unit to operate, and driving each simulation unit to generate a radio frequency electromagnetic field for the test unit according to the simulation parameters so as to simulate the scene data to be tested for the equipment to be tested placed in the test unit;
continuously collecting the data of the running state of the equipment to be tested, and generating an evaluation map of the radio frequency conduction immunity of the equipment to be tested according to the collected data of the running state.
2. The method for testing the immunity to radio frequency conduction as recited in claim 1, wherein the obtaining of the scene data to be tested comprises:
identifying the equipment to be tested to acquire standard anti-interference performance parameters of the equipment to be tested;
calculating the standard anti-interference performance parameters according to a plurality of preset test grades respectively to generate to-be-tested scene data corresponding to each test grade; the method comprises the following specific steps:
acquiring the standard anti-interference performance parameters;
acquiring the ratio relation of each preset test grade corresponding to the standard anti-interference performance parameter;
and calculating the standard anti-interference performance parameters according to the ratio relation corresponding to each test grade so as to obtain the scene data to be tested of each test grade.
3. The method for testing the immunity to radio frequency conduction as recited in claim 1, wherein the obtaining of the scene data to be tested comprises:
establishing a positioning coordinate grid, and generating a plurality of interference sources and equipment use areas on the positioning coordinate grid according to data provided by a user;
dividing the equipment use area into a plurality of areas to be detected, and respectively combining each area to be detected with each interference source to generate a plurality of scene data to be detected.
4. A method of testing radio frequency conducted noise immunity as defined in claim 3, wherein the step of calculating simulation parameters of each simulation unit in the test apparatus based on the scene data to be tested comprises:
according to the scene data to be detected, calculating the radio frequency electromagnetic field intensity generated by the interference source in the region to be detected for each interference source in the positioning coordinate grid;
generating a test simulation model according to the position relation between the test unit and each simulation unit in the test device, overlapping the test unit of the test simulation model with the region to be tested of the positioning coordinate grid, and calculating simulation parameters of each simulation unit in the test simulation model respectively so as to enable each simulation unit to generate radio frequency electromagnetic field intensity generated by each interference source in the region to be tested at the test unit.
5. The method of claim 1, wherein the steps of continuously collecting data of the operating state of the device under test and generating an evaluation map of the radio frequency conducted immunity of the device under test based on the collected data of the operating state comprise:
continuously collecting the data of the running state of the equipment to be tested, generating an X-axis parameter according to the test time corresponding to the data of the running state, analyzing the data of the running state according to a preset standard to generate a Y-axis parameter, and drawing a curve according to the X-axis parameter and the Y-axis parameter of the running state in a preset coordinate system to obtain an evaluation map for evaluating the running state of the equipment to be tested.
6. The method of claim 1, wherein the operating state of the device under test comprises: the running smoothness of the equipment to be tested, the information transmission speed of the equipment to be tested and the electricity consumption speed of the equipment to be tested.
7. The method of radio frequency conduction immunity testing as recited in claim 1, further comprising:
when the test device is used for carrying out simulation test on the equipment to be tested, stopping working of each simulation unit at intervals of preset time so as to acquire the running state of the equipment to be tested under the condition that the equipment to be tested is not interfered and generate a reference map; the reference spectrum is used for carrying out comparison analysis with the evaluation spectrum so as to judge the radio frequency conduction anti-interference performance of the equipment to be tested.
8. A radio frequency conduction immunity testing apparatus, comprising:
the data calculation module is used for acquiring the scene data to be tested of the equipment to be tested and calculating the simulation parameters of each simulation unit in the testing device based on the scene data to be tested; the test device comprises a test unit and a plurality of simulation units, wherein the test unit is used for placing the equipment to be tested, each simulation unit is arranged around the test unit and used for generating a radio-frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
the simulation test module is used for driving the equipment to be tested arranged in the test unit to operate and driving each simulation unit to generate a radio frequency electromagnetic field for the test unit according to the simulation parameters so as to perform simulation test on the scene data to be tested on the equipment to be tested placed in the test unit;
and the performance evaluation module is used for continuously collecting the running state of the equipment to be tested and generating an evaluation map of the radio frequency conduction immunity of the equipment to be tested according to the collected data of the running state.
9. A radio frequency conducted immunity testing apparatus comprising a memory and a processor, said memory storing a computer program executable on the processor, wherein said processor implements a radio frequency conducted immunity testing method as claimed in any one of claims 1 to 7 when said computer program is executed by said processor.
10. A computer readable storage medium, characterized in that it has stored thereon a computer program which, when run by a processor, causes the processor to perform a radio frequency conducted immunity test method according to any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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