CN112350885B - System and method for testing consistency of communication protocol of wireless charging system of electric vehicle - Google Patents
System and method for testing consistency of communication protocol of wireless charging system of electric vehicle Download PDFInfo
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- CN112350885B CN112350885B CN202011112285.XA CN202011112285A CN112350885B CN 112350885 B CN112350885 B CN 112350885B CN 202011112285 A CN202011112285 A CN 202011112285A CN 112350885 B CN112350885 B CN 112350885B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/18—Protocol analysers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The invention provides a system and a method for testing the consistency of a communication protocol of a wireless charging system of an electric automobile. The system and the method for testing the consistency of the communication protocol of the wireless charging system of the electric automobile can set the working mode of the testing system through the regulating switch, can realize the consistency test of the communication protocol of the ground end equipment, and can also realize the consistency test of the communication protocol of the vehicle end equipment, thereby saving the testing investment and reducing the testing cost.
Description
Technical Field
The invention belongs to the technical field of electric vehicle wireless charging test, and particularly relates to a system and a method for testing consistency of a communication protocol of an electric vehicle wireless charging system.
Background
The wireless charging system of the electric automobile is structurally divided into ground equipment and vehicle-mounted equipment, and the ground equipment and the vehicle-mounted equipment are not directly and physically connected. In the wireless charging process, information is interacted between the ground equipment and the vehicle-mounted equipment through wireless communication, so that the control and management of the charging process are realized. In consideration of the development requirements of the electric automobile industry and the convenience of charging in future public places, the ground transmitting terminal and the vehicle receiving terminal in a wireless charging scene are from different equipment manufacturers to a great extent, and the problem of non-uniformity of communication protocols, coil types and the like may exist. The consistency of wireless communication protocols of the ground end and the vehicle-mounted end becomes a key point for ensuring smooth, efficient and safe interaction between different devices of the ground end and the vehicle-mounted end. On one hand, however, a corresponding test system and a corresponding test method are lacked; on the other hand, because the ground end and the vehicle-mounted end of the wireless charging system both need to be subjected to communication testing, whether the communication testing of the equipment at the ground end and the equipment at the vehicle-mounted end can be realized by only one set of testing system needs to be further verified.
Disclosure of Invention
In view of this, the present invention is directed to a system and a method for testing consistency of a communication protocol of a wireless charging system of an electric vehicle, which can implement a consistency test of a communication protocol of a ground-side device and a communication protocol of a vehicle-mounted device.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the system for testing the consistency of the communication protocol of the wireless charging system of the electric automobile comprises a vehicle-mounted end testing device and a ground end testing device, wherein the vehicle-mounted end testing device and the ground end testing device use the same power supply conversion module, coil, sampling control unit, industrial personal computer, communication testing module and detection module;
the power supply conversion module is connected with the coil and used for converting the accessed alternating current;
the power conversion module is provided with two working modes which are respectively as follows: the system comprises a transmitting electric energy working mode for testing the consistency of a communication protocol of vehicle-mounted end equipment and a receiving electric energy working mode for testing the consistency of a communication protocol of ground end equipment;
a switch is also arranged in the power supply conversion module, and the power supply conversion module is switched to a transmitting electric energy working mode or a receiving electric energy working mode through the switch;
the sampling control unit is in bidirectional communication with the power conversion module and the industrial personal computer respectively and is used for controlling the output characteristic of the power conversion module according to requirements;
the industrial personal computer is respectively connected with the sampling control unit, the communication test module and the detection module and is used for controlling the test system;
the communication testing module is connected with the industrial personal computer and used for acquiring a communication signal sent by the tested equipment and transmitting a communication protocol consistency testing instruction sent by the industrial personal computer to the tested equipment in a wireless communication mode;
the detection module is respectively connected with the industrial personal computer, the power supply conversion module and the coil, and is used for detecting voltage and/or current signals between the power supply conversion module and the coil and transmitting the voltage and/or current signals to the industrial personal computer.
Furthermore, the alternating current accessed by the power supply conversion module comes from the coil or an external alternating current power supply.
Further, the power conversion module comprises a fully-controlled rectifying circuit, a voltage regulating circuit, an inverter circuit and a resonance compensation circuit which are sequentially arranged, and a switch S1 and a switch S2 which are arranged between the fully-controlled rectifying circuit and the voltage regulating circuit.
Further, the switch S1 and the switch S2 are single-pole double-throw switches, and are both arranged between the full-control rectification circuit and the voltage regulation circuit, the stationary ends of the switch S1 and the switch S2 are connected with the full-control rectification circuit, one end of the movable end is connected with the voltage regulation circuit, and the other end is connected with a node arranged between the inverter circuit and the resonance compensation circuit.
Furthermore, the coil is respectively connected with the power conversion module and the detection module and used for transmitting the alternating current output by the power conversion module out in the form of an alternating magnetic field or receiving the alternating magnetic field transmitted by other coils.
Further, the test method of the electric vehicle wireless charging system communication protocol conformance test system comprises the following steps:
s1, arranging test samples;
s2, setting a working mode of the test system;
s3, initializing a test;
and S4, carrying out a communication protocol consistency test.
Further, in step S1, according to the test requirement, the test system is connected to the ac power supply or the electronic load, the tested sample is connected to the electronic load or the ac power supply, the coil in the test system is aligned with the coil in the tested sample, and the coil gap is adjusted to meet the requirement of normal operation.
Further, in step S2, according to the test requirement, the test system is set to a working mode for transmitting electrical energy, so as to test the consistency of the communication protocol of the vehicle-mounted end device; or the working mode of receiving the electric energy is used for testing the consistency of the communication protocol of the ground end equipment;
connecting a switch S1 contact in the test system with a contact b, and connecting a switch S2 contact with a contact c, so that the test system is in a working mode of transmitting electric energy, namely testing the working mode of vehicle-mounted end equipment;
the switch S1 contact in the test system is connected to contact a and the switch S2 contact is connected to contact d, so that the test system is in an operating mode for receiving power, i.e., for testing ground-side equipment.
Further, in step S3, the low voltage is powered on to make the test system stand by, the power conversion module of the tested sample stands by, the electronic load stands by, and the constant voltage or constant current or constant resistance mode is selected according to the test requirement, and then the ac power switch is turned on.
Further, in step S4, the parameters of the sample to be tested are input to the industrial personal computer for comparison and analysis of the parameters in the subsequent communication protocol consistency test, and the industrial personal computer selects and executes the device communication protocol consistency test program.
Compared with the prior art, the system and the method for testing the consistency of the communication protocol of the wireless charging system of the electric automobile have the following advantages:
(1) the system and the method for testing the consistency of the communication protocol of the wireless charging system of the electric automobile can set the working mode of the testing system through the regulating switch, can realize the consistency test of the communication protocol of ground-end equipment, and can also realize the consistency test of the communication protocol of vehicle-mounted-end equipment, thereby saving the testing investment and reducing the testing cost;
(2) the system and the method for testing the consistency of the communication protocol of the wireless charging system of the electric automobile can set the working mode of the testing system through the regulating switch, can realize the consistency test of the communication protocol of ground-end equipment, and can also realize the consistency test of the communication protocol of vehicle-mounted-end equipment, thereby saving the testing investment and reducing the testing cost;
(3) the system and the method for testing the consistency of the communication protocol of the wireless charging system of the electric automobile adopt the industrial personal computer to carry out unified control and data acquisition analysis on the system for testing the consistency of the communication protocol of the wireless charging system of the electric automobile, can realize unified real-time monitoring on the testing process, and realize automatic execution and result analysis of the test, thereby improving the testing efficiency and reliability.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a communication protocol conformance testing system of an electric vehicle wireless charging system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a further implementation of a communication protocol conformance testing system of a wireless charging system of an electric vehicle according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a system block diagram of the system for testing the consistency of the communication protocol of the wireless charging system of the electric vehicle, which is used for testing the consistency of the communication protocol of the vehicle-mounted terminal equipment;
fig. 4 is a schematic block diagram of a system for testing the consistency of the communication protocol of the wireless charging system of the electric vehicle, which is used for testing the consistency of the communication protocol of the ground-end equipment;
fig. 5 is a schematic view illustrating a communication protocol conformance testing process of the wireless charging system of the electric vehicle according to the embodiment of the present invention.
Description of reference numerals:
1-a detection module; 2-a power conversion module; 21-a fully controlled rectifying circuit; 22-a voltage regulation circuit; 23-an inverter circuit; 24-a resonance compensation circuit; 3-a coil; 4-a sampling control unit; 5-an industrial personal computer; 6-a communication test module; 61-communication test equipment; 62-an antenna; 7-alternating current power supply; 8-secondary side power supply conversion module; 9-an electronic load; 10-secondary communication detection control unit; 11-secondary antenna; 12-secondary winding; 13-a primary side power supply conversion module; 14-primary winding.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable 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 by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 5, the present invention provides a system for testing consistency of communication protocols of a wireless charging system of an electric vehicle, comprising:
the device comprises a power supply conversion module 2, a coil 3, a sampling control unit 4, an industrial personal computer 5, a communication test module 6 and a detection module 1;
the power conversion module 2 is respectively connected to the coil 3, the sampling control unit 4 and the detection module 1, and is configured to convert the accessed ac power, where the accessed ac power may be from the coil 3 or from an external ac power supply 7.
Optionally, the power conversion module 2 includes a full-control rectification circuit 21, a voltage regulation circuit 22, an inverter circuit 23, a resonance compensation circuit 24, and switches S1 and S2, as shown in fig. 2, fig. 3, and fig. 4, the switches S1 and S2 are single-pole double-throw switches, and are both disposed between the full-control rectification circuit 21 and the voltage regulation circuit 22, the stationary ends of the switches S1 and S2 are connected to the full-control rectification circuit 21, one end of the movable end is connected to the voltage regulation circuit 22, and the other end is connected to a node disposed between the inverter circuit 23 and the resonance compensation circuit 24;
specifically, as shown in fig. 3, when the switch S1 contact is connected to the contact b, the switch S2 contact is connected to the contact c, so that the test system is in an operation mode of transmitting power, i.e., an operation mode of testing the vehicle-mounted device.
As shown in fig. 4, when switch S1 contact is connected to contact a and switch S2 contact is connected to contact d, the test system is placed in an operational mode for receiving power, i.e., testing ground-side equipment.
The coil 3 is respectively connected with the power conversion module 2 and the detection module 1, and is used for transmitting the alternating current output by the power conversion module 2 in an alternating magnetic field or receiving the alternating magnetic field transmitted by other coils 3.
Alternatively, the structure of the coil 3 includes a circular type and a rectangular type.
The sampling control unit 4 is respectively connected with the power conversion module 2 and the industrial personal computer 5 and is used for controlling the output characteristics of the power conversion module 2 according to requirements.
Optionally, the functions of the sampling control unit 4 include, but are not limited to: detecting the voltage and/or current in the power conversion module 2, generating a corresponding detection signal and transmitting the detection signal to the industrial personal computer 5; controlling and adjusting the output voltage and/or current characteristics of the power conversion module 2; and receiving and executing a control command from the industrial personal computer 5.
The industrial personal computer 5 is respectively connected with the sampling control unit 4, the communication test module 6 and the detection module 1 and is used for controlling the test system.
Optionally, the industrial personal computer 5 functions include, but are not limited to: inputting parameters of the tested equipment, including but not limited to equipment end ID, power grade, topology type of the resonance compensation circuit 24, type of the coil 3 and frequency range, for parameter comparison analysis in the test; storing and executing a communication protocol consistency test instruction, and sending the communication protocol consistency test instruction to the sampling control unit 4 to control the action of the test system and carry out wireless communication with the tested equipment through the communication test module 6; analyzing the communication instruction received by the communication testing module 6 from the tested equipment, and displaying the analyzed communication instruction through a display screen; interpreting the received communication instruction, and issuing a corresponding communication protocol consistency test instruction to the sampling control unit 4 according to the interpretation result to control the action of the test system and carry out wireless communication with the tested equipment through the communication test module 6; and receiving and storing the detection signal transmitted by the detection module 1 for parameter comparison and analysis in the test.
Optionally, two sets of communication protocol consistency test programs should be stored in the industrial personal computer 5, and the two sets of communication protocol consistency test programs are respectively used for testing the communication protocol consistency of the ground-side equipment and the vehicle-mounted equipment.
The communication test module 6 is connected with the industrial personal computer 5 and used for acquiring communication signals sent by the tested equipment and transmitting a communication protocol consistency test instruction sent by the industrial personal computer 5 to the tested equipment in a wireless communication mode.
Optionally, the communication test module 6 includes, but is not limited to, a communication test device 61 and an antenna 62. If the communication test device 61 has a wireless communication function, the communication test module 6 may be constituted only by the communication test device 61.
The detection module 1 is respectively connected with the industrial personal computer 5, the power conversion module 2 and the coil 3, and is used for detecting a voltage and/or current signal between the power conversion module 2 and the coil 3 and transmitting the voltage and/or current signal to the industrial personal computer 5.
Optionally, the detection module 1 includes a power analyzer and/or an oscilloscope.
The wireless communication includes, but is not limited to, wireless communication using WIFI, bluetooth, Zigbee, and the like.
The method for performing the communication protocol conformance test by using the communication protocol conformance test system for the wireless charging system of the electric vehicle is shown in fig. 3, 4 and 5, and comprises the following steps:
1. test sample placement was tested.
According to the test requirement, the test system is connected with an alternating current power supply 7 (shown in figure 3) or an electronic load 9 (shown in figure 4), the tested sample is connected with the electronic load 9 or the alternating current power supply 7, the coil 3 in the test system is aligned with the coil 3 in the tested sample, and the gap of the coil 3 is adjusted to meet the requirement of normal operation, such as 140 mm.
2. And setting the working mode of the test system.
According to the test requirement, setting the test system to be in a working mode (as shown in fig. 3) for transmitting electric energy, and testing the consistency of the communication protocol of the vehicle-mounted end equipment; or an operation mode (as shown in fig. 4) for receiving power, for testing the communication protocol consistency of the ground-end equipment.
As shown in fig. 3, the switch S1 contact of the test system is connected to the contact b, and the switch S2 contact is connected to the contact c, so that the test system is in the power-emitting mode, i.e., the mode for testing the vehicle-mounted equipment.
As shown in fig. 4, the switch S1 contact in the test system is connected to contact a, and the switch S2 contact is connected to contact d, so that the test system is in an operation mode for receiving power, i.e., an operation mode for testing ground equipment.
3. The test trial is initialized.
And electrifying at low voltage to enable the test system to stand by, the power supply conversion module 2 of the tested sample to stand by, the electronic load 9 to stand by, selecting a constant voltage or constant current or constant resistance working mode according to the test requirement, and then turning on the switch of the alternating current power supply 7.
4. And carrying out a communication protocol consistency test.
And inputting the parameters of the tested sample into the industrial personal computer 5, wherein the parameters of the sample comprise equipment ID, power grade, topology type of the resonance compensation circuit 24, type of the coil 3 and frequency range, and are used for parameter comparison analysis in the subsequent communication protocol consistency test. And selecting and executing the equipment communication protocol consistency test program through the industrial personal computer 5.
Optionally, the communication protocol conformance test content may include, but is not limited to, a communication connection response, a compatibility check response, a start charging response, a charging status information response, and an end charging response.
The following are preferred embodiments: the method for performing the consistency test of the communication protocol of the tested vehicle-mounted end device by using the communication protocol consistency test system for the wireless charging system of the electric vehicle is shown in fig. 3 and 5, and comprises the following steps:
1. test sample placement was tested.
The test system is connected with an alternating current power supply 7, and the tested vehicle-mounted end sample is connected with an electronic load 9. And aligning the coil 3 in the test system with the secondary coil 12 in the tested vehicle-mounted terminal equipment, and adjusting the gap of the coil 3 to meet the requirement of normal operation, such as 140 mm.
2. And setting the working mode of the test system.
The switch S1 contact in the test system is connected with the contact b, and the switch S2 contact is connected with the contact c, so that the test system is in a working mode of transmitting electric energy, namely a working mode of testing vehicle-mounted end equipment.
3. The test trial is initialized.
And electrifying at low voltage to enable the test system to stand by, the power supply conversion module 2 of the tested sample to stand by, the electronic load 9 to stand by, and selecting a constant voltage or constant current or constant resistance working mode according to the test requirement. The ac power supply 7 is then switched on.
4. And carrying out a communication protocol consistency test.
And inputting the sample parameters of the tested vehicle-mounted end into the industrial personal computer 5, wherein the sample parameters comprise vehicle-mounted end ID, power grade, topological type of the resonance compensation circuit 24, type of the coil 3 and frequency range optionally, and are used for parameter comparison analysis in the subsequent communication protocol consistency test. And selecting and executing a vehicle-mounted end equipment communication protocol consistency test program through the industrial personal computer 5.
Optionally, the communication protocol conformance test content may include, but is not limited to, a communication connection response, a compatibility check response, a start charging response, a charging status information response, and an end charging response.
The method for performing the consistency test of the communication protocol of the tested ground end equipment by using the consistency test system for the communication protocol of the wireless charging system of the electric automobile is shown in fig. 4 and 5, and comprises the following steps:
1. test sample placement was tested.
The test system is connected with an electronic load 9, and the sample at the tested ground end is connected with an alternating current power supply 7. And aligning the coil 3 in the test system with the primary coil 14 in the tested ground end equipment, and adjusting the gap of the coil 3 to meet the requirement of normal operation, such as 140 mm.
2. And setting the working mode of the test system.
The switch S1 contact in the test system is connected to contact a and the switch S2 contact is connected to contact d, so that the test system is in an operating mode for receiving power, i.e., for testing ground-side equipment.
3. The test trial is initialized.
And electrifying at low voltage to enable the test system to stand by, the power supply conversion module 2 of the tested sample to stand by, the electronic load 9 to stand by, and selecting a constant voltage or constant current or constant resistance working mode according to the test requirement. The ac power supply 7 is then switched on.
4. And carrying out a communication protocol consistency test.
Inputting the sample parameters of the tested ground end into the industrial personal computer 5, wherein the sample parameters comprise a ground end ID, a power grade, a topological type of the resonance compensation circuit 24, a type of the coil 3 and a frequency range, and are used for parameter comparison analysis in a subsequent communication protocol consistency test. And selecting and executing a ground end equipment communication protocol consistency test program through the industrial personal computer 5.
Optionally, the communication protocol conformance test content may include, but is not limited to, a communication connection response, a compatibility check response, a start charging response, a charging status information response, and an end charging response.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. Electric automobile wireless charging system communication protocol conformance testing's system, including coil (3) and sampling control unit (4), its characterized in that still includes: the device comprises a power supply conversion module (2), an industrial personal computer (5), a communication test module (6) and a detection module (1);
the power supply conversion module (2) is connected with the coil (3) and is used for converting the accessed alternating current;
the power supply conversion module (2) is provided with two working modes which are respectively as follows: the system comprises a transmitting electric energy working mode for testing the consistency of a communication protocol of vehicle-mounted end equipment and a receiving electric energy working mode for testing the consistency of a communication protocol of ground end equipment;
a switch is also arranged in the power supply conversion module (2), and the power supply conversion module (2) is switched to a transmitting electric energy working mode or a receiving electric energy working mode through the switch;
the sampling control unit (4) is in bidirectional communication with the power conversion module (2) and the industrial personal computer (5) respectively and is used for controlling the output characteristic of the power conversion module (2) according to requirements;
the industrial personal computer (5) is respectively connected with the sampling control unit (4), the communication test module (6) and the detection module (1) and is used for controlling the test system;
the communication test module (6) is connected with the industrial personal computer (5) and is used for acquiring a communication signal sent by the tested equipment and transmitting a communication protocol consistency test instruction sent by the industrial personal computer (5) to the tested equipment in a wireless communication mode;
the detection module (1) is respectively connected with the industrial personal computer (5), the power conversion module (2) and the coil (3) and is used for detecting voltage and/or current signals between the power conversion module (2) and the coil (3) and transmitting the voltage and/or current signals to the industrial personal computer (5).
2. The system for testing the consistency of the communication protocol of the wireless charging system of the electric automobile according to claim 1, wherein: the alternating current accessed by the power supply conversion module (2) comes from the coil (3) or an external alternating current power supply (7).
3. The system for testing the consistency of the communication protocol of the wireless charging system of the electric automobile according to claim 1, wherein: the power conversion module (2) comprises a fully-controlled rectifying circuit (21), a voltage regulating circuit (22), an inverter circuit (23) and a resonance compensation circuit (24) which are arranged in sequence, and a switch S1 and a switch S2 which are arranged between the fully-controlled rectifying circuit (21) and the voltage regulating circuit (22).
4. The system for testing the consistency of the communication protocol of the wireless charging system of the electric automobile according to claim 3, wherein: the switch S1 and the switch S2 are single-pole double-throw switches and are arranged between the full-control rectification circuit (21) and the voltage regulating circuit (22), the stationary ends of the switch S1 and the switch S2 are connected with the full-control rectification circuit (21), one end of the movable end is connected with the voltage regulating circuit (22), and the other end of the movable end is connected with a node arranged between the inverter circuit (23) and the resonance compensation circuit (24).
5. The system for testing the consistency of the communication protocol of the wireless charging system of the electric automobile according to claim 1, wherein: the coil (3) is respectively connected with the power conversion module (2) and the detection module (1) and is used for transmitting the alternating current output by the power conversion module (2) in an alternating magnetic field or receiving the alternating magnetic field transmitted by other coils (3).
6. The test method of the electric vehicle wireless charging system communication protocol conformance test system based on claim 1, characterized by comprising the following steps:
s1, arranging test samples;
s2, setting a working mode of the test system;
s3, initializing a test;
and S4, carrying out a communication protocol consistency test.
7. The test method of the electric vehicle wireless charging system communication protocol conformance test system according to claim 6, wherein: in step S1, according to the test requirement, the test system is connected to the ac power supply (7) or the electronic load (9), the sample to be tested is connected to the electronic load (9) or the ac power supply (7), the coil (3) in the test system is aligned with the coil (3) in the sample to be tested, and the gap between the coils (3) is adjusted to meet the requirement of normal operation.
8. The test method of the communication protocol conformance test system of the electric vehicle wireless charging system according to claim 6, wherein: in step S2, according to the test requirement, the test system is set to a working mode for transmitting electrical energy, so as to test the consistency of the communication protocol of the vehicle-mounted end device; setting the test system into a working mode for receiving electric energy, and testing the consistency of the communication protocol of the ground equipment;
connecting a switch S1 contact in the test system with a contact b, and connecting a switch S2 contact with a contact c, so that the test system is in a working mode of transmitting electric energy, namely testing the working mode of vehicle-mounted end equipment;
the switch S1 contact in the test system is connected to contact a and the switch S2 contact is connected to contact d, so that the test system is in an operating mode for receiving power, i.e., for testing ground-side equipment.
9. The test method of the communication protocol conformance test system of the electric vehicle wireless charging system according to claim 6, wherein: in step S3, the low voltage is powered on to make the test system stand by, the power conversion module (2) of the tested sample stands by, the electronic load (9) stands by, and selects a constant voltage or constant current or constant resistance mode according to the test requirement, and then the switch of the ac power supply (7) is turned on.
10. The test method of the communication protocol conformance test system of the electric vehicle wireless charging system according to claim 6, wherein: in step S4, the parameters of the tested sample are input into the industrial personal computer (5) for parameter comparison and analysis in the subsequent communication protocol consistency test, and the industrial personal computer (5) selects and executes the equipment communication protocol consistency test program.
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