CN213903673U - Portable non-vehicle charger test system - Google Patents
Portable non-vehicle charger test system Download PDFInfo
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- CN213903673U CN213903673U CN202022496449.5U CN202022496449U CN213903673U CN 213903673 U CN213903673 U CN 213903673U CN 202022496449 U CN202022496449 U CN 202022496449U CN 213903673 U CN213903673 U CN 213903673U
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Abstract
The utility model discloses a portable non-vehicle carries machine test system that charges, including setting up the test system in portable box, test system includes the industrial computer and the data acquisition card of being connected with the industrial computer, still include BMS analog circuit, direct current test interface analog circuit and the battery voltage simulator of charging, BMS analog circuit connects direct current test interface analog circuit and industrial computer of charging, direct current test interface analog circuit connection data acquisition card that charges, battery voltage simulator connects direct current test interface analog circuit and data acquisition card of charging, be equipped with the alternating current power source interface connection industrial computer on the portable box, and be equipped with 125A direct current and charge rifle interface connection direct current test interface analog circuit of charging, still be equipped with heavy current terminal connection battery voltage simulator and direct current load. The utility model discloses conveniently carry, the test accuracy and precision are high, and the test is simple, whole automatic test, and the reliability is high, and the practicality is strong.
Description
Technical Field
The utility model relates to a vehicle-mounted machine field that charges, in particular to portable non-vehicle machine test system that charges.
Background
In recent years, the rapid development of the electric automobile industry makes the research on the detection of the consistency of the direct current charging communication more important.
The consistency of charging communication determines whether the charging process can be normally carried out, in the charging process, the failure of the charging process can be directly caused by the inconsistency of communication messages, inestimable harm can be brought to charging equipment when the charging process is serious, and even the personal safety of workers can be threatened.
Moreover, the existing testing equipment has the defects of large volume, heavy weight, low detection accuracy and incomplete detection items, so that a set of portable charging pile testing system needs to be researched and developed to meet the increasing field detection requirements of charging facilities.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem, provide a portable non-vehicle machine test system that charges, conveniently carry, the test accuracy is high with the precision, and the test is simple, whole automatic test, and the reliability is high, and the practicality is strong
And, the utility model discloses a new energy automobile field provides advanced, efficient test scheme, effectively promotes the healthy orderly development of new energy automobile industry.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a portable non-vehicle carries machine test system that charges, including setting up the test system in portable box, test system includes the industrial computer and the data acquisition card who is connected with the industrial computer, still include BMS analog circuit, direct current charging test interface analog circuit and battery voltage simulator, BMS analog circuit connects direct current charging test interface analog circuit and industrial computer, direct current charging test interface analog circuit connects data acquisition card, battery voltage simulator connects direct current charging test interface analog circuit and data acquisition card, be equipped with alternating current power source interface connection industrial computer on the portable box, and be equipped with 125A direct current charging rifle interface connection direct current charging test interface analog circuit, still be equipped with heavy current terminal connection battery voltage simulator and direct current load.
Furthermore, the industrial personal computer uses a 2.5-inch mainboard of Hua, a built-in 32GB solid state disk, a built-in 4G memory, a CPU 2.0GHz 4 core, an external expansion 232/485 serial port, an Ethernet port and a USB interface, and an external expansion 485 serial port is connected with the direct current load.
Furthermore, the direct current charging test interface analog circuit simulates the logic of guide resistance change, signal grounding/open circuit fault and switch on-off.
Furthermore, the battery voltage simulator is used for simulating the initial voltage of the battery, the voltage range is 100-800 VDC, the current is 1A, and the reverse connection fault of the battery can be simulated.
To sum up, the utility model discloses possess following advantage:
the utility model discloses conveniently carry, the test accuracy and precision are high, and the test is simple, whole automatic test, and the reliability is high, and the practicality is strong
And, the utility model discloses a new energy automobile field provides advanced, efficient test scheme, effectively promotes the healthy orderly development of new energy automobile industry.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a circuit diagram of a dc charge control pilot circuit.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
example 1:
a portable off-board charger test system is shown in figures 1 and 2 and comprises a test system arranged in a portable box body 100, a BMS analog circuit 3, a direct current charging test interface analog circuit 4 and a battery voltage simulator 5, wherein the test system comprises an industrial personal computer 1, a data acquisition card 2 connected with the industrial personal computer 1.
Specifically, referring to fig. 1, the BMS analog circuit 3 is connected to the dc charging test interface analog circuit 4 and the industrial personal computer 1, and the dc charging test interface analog circuit 4 is connected to the data acquisition card 2.
The battery voltage simulator 5 is connected with the direct current charging test interface analog circuit 4 and the data acquisition card 2.
On external setting, be equipped with alternating current power supply interface 101 on the portable box and connect industrial computer 1, specifically with alternating current power supply 300 connection industrial computer.
Meanwhile, the portable box 100 is provided with a 125A DC charging gun interface 102 connected with the DC charging test interface analog circuit 4, and the interface is connected with the DC charging pile 200 to be tested.
With continued reference to fig. 1, the portable case 100 is also provided with a large current terminal 103 connecting the battery voltage simulator 5 and the dc load 6.
The industrial personal computer uses a 2.5-inch mainboard of the porphyry, a built-in 32GB solid state disk and a 4G memory, a CPU 2.0GHz 4 core, an external expansion 232/485 serial port, an Ethernet port and a USB interface, and an external expansion 485 serial port is connected with a direct current load 6.
Referring to fig. 2, the dc charging test interface analog circuit 4 can simulate faults such as a pilot resistance change, a signal ground/open circuit, and a switch on/off logic, and can complete all items of the dc pile electrical characteristics, the charging pilot test, and the communication consistency test in cooperation with a power supply and a load.
The data acquisition card 2 acquires three-phase input voltage and current of the direct current pile to be detected, and calculates voltage, current, power value, power factor, phase and each harmonic; and outputting direct current voltage and current.
And collects the voltage signal of the point CC1 in the dc charging test interface analog circuit 4.
And the BMS analog circuit CAN realize a BMS simulation function, simulate and send and receive CAN communication messages of different PGNs, and judge whether the received messages are in compliance.
The battery voltage simulator can simulate the initial voltage of a battery, the voltage range is 100-800 VDC, the current is 1A, and the reverse connection fault of the battery can be simulated.
And the working logic of the test system integrates the programmable AC/DC power supply, the programmable AC load, the DC charging pile test interface simulator, the oscilloscope, the power meter and other equipment in the industrial personal computer software, so that the whole process simulation of the charging process of the DC charging pile can be realized.
Specifically, the software is programmed by using LabVIEW, the maintainability is good, a secondary interface can be opened for a user, and secondary development is convenient.
Moreover, the software can perform differentiated management on the operation authorities, and the operation authorities are divided into administrators, testers, visitors and the like, and the operation contents under different authorities can be edited.
Furthermore, hardware encryption is performed on software, and a hardware dongle (U disk) is required for operation.
Software can call an oscilloscope to complete the functions of trigger setting, picture interception, data reading, automatic measurement and the like, and can complete the content of output current control time test and the like.
It is worth noting that the man-machine interaction interface of the industrial personal computer uses an 8.4 inch touch screen, a track ball and a digital key, so that the software operation is more convenient.
Preferably, the structure is matched with external charging power supply equipment, and testing can be performed under the condition that no external power supply exists.
To sum up, this scheme is convenient to carry, and the test accuracy and precision are high, and the test is simple, whole automatic test, and the reliability is high, and the practicality is strong
In addition, the scheme provides an advanced and efficient test scheme for the field of new energy automobiles, and the healthy and orderly development of the new energy automobile industry is effectively promoted.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Those skilled in the art will readily appreciate that the above-described preferred embodiments may be freely combined, superimposed, without conflict.
It will be understood that the above-described embodiments are illustrative only and not restrictive, and that various obvious and equivalent modifications and substitutions may be made in the details described herein by those skilled in the art without departing from the basic principles of the invention.
Claims (4)
1. The utility model provides a portable off-board machine test system that charges which characterized in that: including setting up the test system in portable box, test system include the industrial computer and with the data acquisition card that the industrial computer is connected, still include BMS analog circuit, direct current test interface analog circuit and the battery voltage simulator that charges, BMS analog circuit connects direct current test interface analog circuit with the industrial computer charges, direct current test interface analog circuit that charges connects data acquisition card, the battery voltage simulator is connected direct current test interface analog circuit with data acquisition card charges, be equipped with alternating current power source interface connection on the portable box the industrial computer to be equipped with 125A direct current and charge rifle interface connection direct current test interface analog circuit that charges, still be equipped with the heavy current terminal and connect battery voltage simulator and direct current load.
2. The portable off-board charger test system according to claim 1, characterized in that: the industrial personal computer uses a 2.5-inch mainboard for sublimation, a built-in 32GB solid state disk and a 4G internal memory, a CPU 2.0GHz 4 core, an external expansion 232/485 serial port, an Ethernet port and a USB interface, and an external expansion 485 serial port is connected with the direct current load.
3. The portable off-board charger test system according to claim 1, characterized in that: the direct current charging test interface analog circuit simulates the logic of guide resistance change, signal grounding/open circuit fault and switch on-off.
4. The portable off-board charger test system according to claim 1, characterized in that: the battery voltage simulator is used for simulating the initial voltage of a battery, the voltage range is 100-800 VDC, the current is 1A, and the reverse connection fault of the battery can be simulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022496449.5U CN213903673U (en) | 2020-11-03 | 2020-11-03 | Portable non-vehicle charger test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022496449.5U CN213903673U (en) | 2020-11-03 | 2020-11-03 | Portable non-vehicle charger test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213903673U true CN213903673U (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022496449.5U Active CN213903673U (en) | 2020-11-03 | 2020-11-03 | Portable non-vehicle charger test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213903673U (en) |
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2020
- 2020-11-03 CN CN202022496449.5U patent/CN213903673U/en active Active
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