CN218240153U

CN218240153U - EMC charging test system for electric vehicle

Info

Publication number: CN218240153U
Application number: CN202222329695.0U
Authority: CN
Inventors: 郑曹凯
Original assignee: Shenzhen Dimusheng Energy Technology Co ltd
Current assignee: Shenzhen Dimusheng Energy Technology Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-06
Anticipated expiration: 2032-09-01

Abstract

The embodiment of the utility model discloses electric automobile EMC test system that charges, the system includes: the device comprises an upper computer, a charging pile, a filter, a darkroom control box and a gun head, wherein the upper computer is in communication connection with the gun head and is used for receiving a starting signal of the gun head; the upper computer is in communication connection with the charging pile and controls the charging pile to be started or closed; the charging pile is connected with the gun head through a power transmission line; fill electric pile with darkroom control box communication connection. The EMC charging test of the whole vehicle is realized, various charging modes are selected and switched, and national standard, european standard and American standard charging interfaces and protocols are compatible.

Description

EMC charging test system for electric vehicle

Technical Field

The utility model relates to a new energy automobile technical field especially relates to an electric automobile EMC test system that charges.

Background

The existing European and American standard electric vehicle cannot be used for EMC whole vehicle charging test, and the PLC cannot be used for EMC laboratory test.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an electric automobile EMC test system that charges for solve the unable whole car of EMC of the european American standard electric motor car test of charging among the prior art, PLC is at the unable problem of testing in the EMC laboratory. In order to reach above-mentioned one or partly or whole purpose or other purposes, the utility model provides an electric automobile EMC test system that charges, the system includes: the device comprises an upper computer, a charging pile, a filter, a darkroom control box and a gun head, wherein the upper computer is in communication connection with the gun head and is used for receiving a starting signal of the gun head; the upper computer is in communication connection with the charging pile and controls the charging pile to be started or closed; the charging pile is connected with the gun head through a power transmission line; fill electric pile with darkroom control box communication connection, the wave filter set up in fill electric pile with between the darkroom control box.

Optionally, the charging pile outputs DC and/or AC energy to the lance head through a power transmission line.

Optionally, the charging pile is in TCP communication with the upper computer through an ethernet connection; the charging pile is communicated with an EVSE control board in the darkroom control box; the charging pile is provided with an European standard direct current charging logic, a national standard direct current charging logic and an alternating current charging logic.

Optionally, the darkroom control box further includes an SECC protocol board, the SECC protocol board communicates with the EVSE control board, the charging pile communicates with the SECC protocol board, and a communication line between the SECC protocol board and the EVSE control board is merged with a communication line between the charging pile and the SECC protocol board.

Optionally, the SECC protocol board is compatible with CCS european standard, american standard protocol, and interface.

Optionally, the system further comprises a power supply conversion module, wherein the output end of the power supply conversion module is connected with the upper computer, the charging pile, the filter, the darkroom control box and the gun head, and the input end of the power supply conversion module is connected with an external power supply.

Implement the embodiment of the utility model provides a, will have following beneficial effect:

the charging process of the whole vehicle is tested in an EMC laboratory, and the charging interface and the charging protocol are compatible with national standards, european standards and American standards.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Wherein:

fig. 1 is the utility model provides an electric automobile EMC charging test system's structural schematic.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, an embodiment of the present application provides an EMC charging test system for an electric vehicle, including:

the device comprises an upper computer, a charging pile, a filter, a darkroom control box and a gun head, wherein the upper computer is in communication connection with the gun head and is used for receiving a starting signal of the gun head; the upper computer is in communication connection with the charging pile and controls the charging pile to be started or closed; the charging pile is connected with the gun head through a power transmission line;

fill electric pile with darkroom control box communication connection, the wave filter set up in fill electric pile with between the darkroom control box.

Exemplary, workflow: after the gun is inserted, the PC upper computer in the control room controls the charging pile to start charging, the charging pile starts to communicate with the darkroom control box and outputs DC and AC energy, and only one type of charging can be tested at the same time; the upper computer monitors the charging process, data and the problem point stopped in the test in real time; the upper computer client is developed in a self-defined mode and has a preset defined communication protocol; the AC may be in national or European standards.

Illustratively, the charging pile is connected with a PC upper computer in a control room through Ethernet to be in TCP communication, and receives instructions and transmits and receives data; the charging pile is communicated with the darkroom EVSE control panel; the charging pile is controlled and output in an AC-DC mode; the charging pile completes European standard and national standard direct current charging logics and completes alternating current charging logics; charging pile DC 120KW +, AC 7KW has multiple charging functions, namely European direct current, national direct current and national alternating current.

Illustratively, the EVSE control board is communicated with an SECC protocol board CAN, and the CAN is combined with a CAN from the charging pile; the EVSE control board is communicated with the charging pile CAN to realize a GB18487 direct current interface and realize GB27930 national standard charging protocol communication control; the EVSE control panel realizes the functions of temperature sampling, electronic lock control, auxiliary power supply output and the like.

Optionally, the system further comprises a power conversion module, wherein the output end of the power conversion module is connected with the upper computer, the charging pile, the filter, the darkroom control box and the gun head, and the input end of the power conversion module is connected with an external power supply.

Illustratively, the EMC darkroom box signal extension switching is realized by light-to-CAN and CAN-to-light.

It will be understood by those skilled in the art that the modules or steps of the invention described above can be implemented by a general purpose computing device, they can be centralized in a single computing device or distributed across a network of multiple computing devices, and optionally they can be implemented by program code executable by a computing device, such that they can be stored in a memory device and executed by a computing device, or they can be separately fabricated into various integrated circuit modules, or multiple modules or steps thereof can be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention, therefore, all equivalent variations of the present invention are intended to be covered by the present invention.

Claims

1. An EMC charging test system for an electric vehicle, the system comprising: the device comprises an upper computer, a charging pile, a filter, a darkroom control box and a gun head, wherein the upper computer is in communication connection with the gun head and is used for receiving a starting signal of the gun head; the upper computer is in communication connection with the charging pile and controls the charging pile to be started or closed; the charging pile is connected with the gun head through a power transmission line; fill electric pile with darkroom control box communication connection, the wave filter set up in fill electric pile with between the darkroom control box.

2. The EMC charging test system for the electric vehicle of claim 1, wherein the charging pile outputs DC and/or AC energy to the gun head through a transmission line.

3. The EMC charging test system of an electric vehicle of claim 1, wherein the charging post and the upper computer communicate via an Ethernet connection TCP; the charging pile is communicated with an EVSE control board in the darkroom control box; the charging pile is provided with an European standard direct current charging logic, a national standard direct current charging logic and an alternating current charging logic.

4. The electric vehicle EMC charging test system of claim 3, wherein the darkroom control box further comprises a SECC protocol board in communication with the EVSE control board, the charger post in communication with the SECC protocol board, the SECC protocol board in communication with the EVSE control board and the charger post in communication with the SECC protocol board are collocated.

5. The electric vehicle EMC charging test system of claim 4, wherein the SECC protocol board is compatible with CCS European standard, american standard protocol and interface.

6. The EMC charging test system for the electric vehicle as recited in claim 1, further comprising a power conversion module, wherein an output end of the power conversion module is connected with the upper computer, the charging pile, the filter, the darkroom control box and the gun head, and an input end of the power conversion module is connected with an external power supply.