CN209198574U - Electro Magnetic Compatibility comprehensive test analysis instrument - Google Patents
Electro Magnetic Compatibility comprehensive test analysis instrument Download PDFInfo
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- CN209198574U CN209198574U CN201821947372.5U CN201821947372U CN209198574U CN 209198574 U CN209198574 U CN 209198574U CN 201821947372 U CN201821947372 U CN 201821947372U CN 209198574 U CN209198574 U CN 209198574U
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Abstract
This application involves a kind of Electro Magnetic Compatibility comprehensive test analysis instrument, comprising: analyzer casing；The built-in testing device of analyzer casing internal is set；Built-in testing device includes LISN device interconnected and total differential mode separator；The signal processing apparatus being connected with built-in testing device；The operation control device being connected with signal processing apparatus；Signal processing apparatus and operation control device are arranged at analyzer casing internal.The analyzer of the application both can directly test the Conduction Interference total amount of conducted emission, it can directly test to obtain the specific magnitude of the common mode interference amount for forming the Conduction Interference total amount and DM EMI amount again, in the process without building LISN device and total differential mode separator manually to obtain whole test macro, it is integrated with LISN device and the analyzer of the application of differential mode separator is not necessarily to artificial test system building again altogether, equipment under test is directly connected to be tested, and it is integrated after analyzer easily facilitate carrying and carrying.
Description
Technical field
This application involves electromagnetic compatibility testing technical field more particularly to a kind of Electro Magnetic Compatibility comprehensive test analysis
Instrument.
Background technique
With the development of science and technology, power equipment is increasingly common, with electromagnetic conductive, electricity between the power equipment of various operations
Magnetic induction and three kinds of modes of electromagnetic radiation are associated with each other and influence each other, under certain conditions can be to the equipment and personnel of operation
It interferes, influence and endangers.Electromagnetic compatibility EMC subject is to study and solve the problems, such as this as objective, and mainly research is conciliate
Generation, propagation, reception, inhibiting mechanism and its corresponding measurement certainly interfered and measurement technology, and on this basis according to technology
The most reasonable principle of economy is made specific regulation to the interference level of generation, anti-interference horizontal and braking measure, is made in same
The equipment of one electromagnetic environment is all compatible, while the unallowable electromagnetism of any entity introducing not into the environment is disturbed again
It is dynamic.Wherein, the basic content to the detection of Electro Magnetic Compatibility as electromagnetic compatibility subject, is also developed.
Electro Magnetic Compatibility comprehensive test analysis instrument, in the prior art, analyzer are generally used to the test of Electro Magnetic Compatibility
It mainly completes signal and receives and show that presentation especially when conducted emission is tested needs that multinomial test is cooperated to commonly use attachment
Cooperation, especially common isolated from power equipment artificial mains network (Line Impedance Stabilization
Network, LISN) so that overall test system builds difficulty, it has not been convenient to carry and carry.
Utility model content
To be overcome the problems, such as present in the relevant technologies at least to a certain extent, it is comprehensive that the application provides a kind of Electro Magnetic Compatibility
Close measuring and analysing meter.
A kind of Electro Magnetic Compatibility comprehensive test analysis instrument provided by the present application includes:
Analyzer casing；
The built-in testing device of analyzer casing internal is set；The built-in testing device includes LISN interconnected
Device and altogether differential mode separator；
The signal processing apparatus being connected with the built-in testing device；
The operation control device being connected with the signal processing apparatus；
The signal processing apparatus and the operation control device are arranged at the analyzer casing internal.
Optionally, the signal processing apparatus includes spectrum block interconnected and tracking source module.
Optionally, the operation control device includes the central processing unit interconnected and ware circuit.
It optionally, further include display device, the display device is connected with the ware circuit.
Optionally, the differential mode separator altogether is connected with the spectrum block.
Optionally, the differential mode separator altogether is connected with the spectrum block；
The spectrum block is connected with the ware circuit.
Optionally, the differential mode separator altogether is connected with the spectrum block；
The spectrum block is connected with the ware circuit.
Optionally, the model TP-LISN-50-10A02 of the LISN device.
Optionally, the model SA10 of the tracking source module；
The model MSA830 of the spectrum block.
Optionally, the model TP01 of the central processing unit.
Embodiments herein provide technical solution can include the following benefits: by built-in testing device, with it is interior
It sets the signal processing apparatus that test device is connected and the operation control device being connected with signal processing apparatus setting is being analyzed
Instrument casing internal, the built-in testing device include LISN device interconnected and total differential mode separator, are based on this, this Shen
Analyzer please not only can directly test the Conduction Interference total amount of conducted emission, but also directly can test to obtain and form the Conduction Interference
The common mode interference amount of total amount and the specific magnitude of DM EMI amount, in the process without manually building LISN device and total differential mode
Separator to obtain whole test macro, be integrated with LISN device and altogether differential mode separator the application analyzer without
Need manually test system building again, be directly connected to equipment under test and tested, and it is integrated after analyzer more just
In carrying and carry.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The application can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
Fig. 1 is a kind of structural representation for Electro Magnetic Compatibility comprehensive test analysis instrument that one embodiment of the application provides
Figure.
Fig. 2 is a kind of inside connection knot for Electro Magnetic Compatibility comprehensive test analysis instrument that one embodiment of the application provides
Structure schematic diagram.
Appended drawing reference: analyzer casing -1；Built-in testing device -2；Signal processing apparatus -3；Operation control device -4.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the application.
Referring to Fig. 1, a kind of Electro Magnetic Compatibility comprehensive test analysis instrument that one embodiment that Fig. 1 is the application provides
Structural schematic diagram.
Electro Magnetic Compatibility comprehensive test analysis instrument provided in this embodiment includes:
Analyzer casing 1；
The built-in testing device 2 of analyzer casing internal is set；The built-in testing device includes interconnected
LISN device and altogether differential mode separator；
The signal processing apparatus 3 being connected with the built-in testing device；
The operation control device 4 being connected with the signal processing apparatus；
The signal processing apparatus and the operation control device are arranged at the analyzer casing internal.
It is connected by built-in testing device, the signal processing apparatus being connected with built-in testing device and with signal processing apparatus
The operation control device that connects is arranged in analyzer casing internal, the built-in testing device include LISN device interconnected and
Differential mode separator altogether is based on this, and the analyzer of the application not only can directly test the Conduction Interference total amount of conducted emission, but also energy
Directly test obtain forming the common mode interference amount of the Conduction Interference total amount and the specific magnitude of DM EMI amount, in the process without
LISN device need to manually be built and differential mode separator is integrated with LISN device and total differential mode to obtain whole test macro altogether
The analyzer of the application of separator is directly connected to equipment under test and is tested i.e. without artificial test system building again
Can, and it is integrated after analyzer easily facilitate carrying and carrying.
Wherein, LISN device is the test equipment of Electro Magnetic Compatibility conduction test system, can participate in completing various conduction
Test middle impedance stability control and power supply filtering be isolated.
Differential mode separator can do effective segmentation to the electromagnetic interference passed on Xi'an altogether, and different Conduction Interferences are done
Type classification can be directly separated the amount ratio of common mode and differential mode, and the division of later period Conduction Interference can be divided effectively.
It should be noted that the model of LISN device can with but be not limited only to be TP-LISN-50-10A02, differential mode point altogether
It can be the device as described in the patent application application No. is 201410203972.0 from device.
Further, the signal processing apparatus includes spectrum block interconnected and tracking source module.
Wherein, tracking source module is the output unit module of radiofrequency signal, can complete the generation of instrument own signal；It penetrates
Frequency module is the receiving module of radiofrequency signal, and completes the superposition and screening of signal, built-in amplification, pre-selection, decaying, intermediate frequency letter
Number equal internal circuits function, directly reception signal section.
It should be noted that the model of tracking source module can with but be not limited only to be SA10, the model of spectrum block can be with
But it is not limited only to as MSA830.
Further, the operation control device includes the central processing unit interconnected and ware circuit.
Wherein, central processing unit can be to the digitized logical operation of various signals and presentation and program command control
System, ware circuit realize building for each module in the present embodiment, the connection in unit and each auxiliary function partial circuit,
Complete all hardware function.
Wherein, ware circuit is the general designation of the middle hardware circuit of all module connections, can be directly realized by each mould
Effective connection of block.Including route, connector used in connection etc..Central processing unit to the control of modules all
It is that modules are effectively controlled as transmission path by hardware circuit.Ware circuit is the biography of modules
Defeated medium.
It should be noted that the model of central processing unit can with but be not limited only to as TP01.
Further, Electro Magnetic Compatibility comprehensive test analysis instrument provided in this embodiment can also include display device, institute
It states display device to be connected with the ware circuit, for showing test result.
Referring to Fig. 2, a kind of Electro Magnetic Compatibility comprehensive test analysis instrument that one embodiment that Fig. 2 is the application provides
Inner connecting structure schematic diagram.
The connection of modules and unit can be as shown in Figure 2.
Wherein, it is described altogether differential mode separator be connected with the spectrum block, it is described be total to differential mode separator with it is described
Spectrum block is connected；The spectrum block is connected with the ware circuit, it is described altogether differential mode separator with it is described
Spectrum block is connected；The spectrum block is connected with the ware circuit.
Certainly, it needs to calibrate instrument and detected before test, tracking source module is connect with spectrum block, is examined
Instrument current state, can be to conduction actual test after in good condition.In actual test, equipment under test passes through LISN device and electricity
Net is kept apart, and wherein the interference volume of equipment under test is output in total differential mode separator by LISN device, is separated by total differential mode
Device, by interference total amount separation, wherein the common-mode output output common mode interference volume of differential mode separator, differential mode output end are defeated altogether
Differential mode interference volume out, interference volume enter spectrum block and are analyzed, pre-selection and signal sampling by central processing unit, use
Transmission circuit of the ware circuit as signal shows, the numeric feedback in display device is to centre on the display apparatus
After managing unit, every adjustment is made by central processing unit.
Above-mentioned test process is that those skilled in the art are easy the content that obtains by the prior art, therefore, to testing
Specific steps in journey no longer elaborate.
About the device in above-described embodiment, wherein modules execute the concrete mode of operation in related this method
Embodiment in be described in detail, no detailed explanation will be given here.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
It should be noted that term " first ", " second " etc. are used for description purposes only in the description of the present application, without
It can be interpreted as indication or suggestion relative importance.In addition, in the description of the present application, unless otherwise indicated, the meaning of " multiple "
Refer at least two.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the application.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although embodiments herein has been shown and described above, it is to be understood that above-described embodiment is example
Property, it should not be understood as the limitation to the application, those skilled in the art within the scope of application can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of Electro Magnetic Compatibility comprehensive test analysis instrument characterized by comprising
Analyzer casing；
The built-in testing device of analyzer casing internal is set；The built-in testing device includes LISN device interconnected
With total differential mode separator；
The signal processing apparatus being connected with the built-in testing device；
The operation control device being connected with the signal processing apparatus；
The signal processing apparatus and the operation control device are arranged at the analyzer casing internal.
2. Electro Magnetic Compatibility comprehensive test analysis instrument according to claim 1, which is characterized in that the signal processing apparatus
Including spectrum block interconnected and tracking source module.
3. Electro Magnetic Compatibility comprehensive test analysis instrument according to claim 2, which is characterized in that the operation control device
Central processing unit and ware circuit including interconnection.
4. Electro Magnetic Compatibility comprehensive test analysis instrument according to claim 3, which is characterized in that it further include display device,
The display device is connected with the ware circuit.
5. Electro Magnetic Compatibility comprehensive test analysis instrument according to claim 2, which is characterized in that the separation dress of differential mode altogether
It sets and is connected with the spectrum block.
6. Electro Magnetic Compatibility comprehensive test analysis instrument according to claim 3, which is characterized in that the separation dress of differential mode altogether
It sets and is connected with the spectrum block；
The spectrum block is connected with the ware circuit.
7. Electro Magnetic Compatibility comprehensive test analysis instrument according to claim 4, which is characterized in that the separation dress of differential mode altogether
It sets and is connected with the spectrum block；
The spectrum block is connected with the ware circuit.
8. described in any item Electro Magnetic Compatibility comprehensive test analysis instrument according to claim 1~7, which is characterized in that described
The model TP-LISN-50-10A02 of LISN device.
9. according to the described in any item Electro Magnetic Compatibility comprehensive test analysis instrument of claim 2~7, which is characterized in that it is described with
The model SA10 of track source module；
The model MSA830 of the spectrum block.
10. according to claim 3,4,6 or 7 described in any item Electro Magnetic Compatibility comprehensive test analysis instrument, which is characterized in that institute
State the model TP01 of central processing unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821947372.5U CN209198574U (en) | 2018-11-23 | 2018-11-23 | Electro Magnetic Compatibility comprehensive test analysis instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821947372.5U CN209198574U (en) | 2018-11-23 | 2018-11-23 | Electro Magnetic Compatibility comprehensive test analysis instrument |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726896A (en) * | 2019-11-21 | 2020-01-24 | 深圳天祥质量技术服务有限公司 | Radio frequency field induced conduction current injection testing device |
| CN111289807A (en) * | 2020-03-31 | 2020-06-16 | 西安微电子技术研究所 | Anti-interference mode selection method for electronic product |
| CN111579913A (en) * | 2020-06-03 | 2020-08-25 | 区健昌 | Electromagnetic interference detection device between cables |
| CN112578191A (en) * | 2020-12-25 | 2021-03-30 | 中汽研汽车检验中心（天津）有限公司 | New energy vehicle and component electromagnetic compatibility performance test system |
| CN114184871A (en) * | 2021-12-18 | 2022-03-15 | 北京亿华通科技股份有限公司 | EMC performance test system and test method of fuel cell heat dissipation system |
-
2018
- 2018-11-23 CN CN201821947372.5U patent/CN209198574U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726896A (en) * | 2019-11-21 | 2020-01-24 | 深圳天祥质量技术服务有限公司 | Radio frequency field induced conduction current injection testing device |
| CN111289807A (en) * | 2020-03-31 | 2020-06-16 | 西安微电子技术研究所 | Anti-interference mode selection method for electronic product |
| CN111289807B (en) * | 2020-03-31 | 2022-08-23 | 西安微电子技术研究所 | Anti-interference mode selection method for electronic product |
| CN111579913A (en) * | 2020-06-03 | 2020-08-25 | 区健昌 | Electromagnetic interference detection device between cables |
| CN112578191A (en) * | 2020-12-25 | 2021-03-30 | 中汽研汽车检验中心（天津）有限公司 | New energy vehicle and component electromagnetic compatibility performance test system |
| CN114184871A (en) * | 2021-12-18 | 2022-03-15 | 北京亿华通科技股份有限公司 | EMC performance test system and test method of fuel cell heat dissipation system |
| CN114184871B (en) * | 2021-12-18 | 2024-04-12 | 北京亿华通科技股份有限公司 | EMC performance test system and test method of fuel cell heat dissipation system |
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