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CN111055685A - A kind of interactive simulation charging test system and test method - Google Patents

A kind of interactive simulation charging test system and test method Download PDF

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Publication number
CN111055685A
CN111055685A CN201911206602.1A CN201911206602A CN111055685A CN 111055685 A CN111055685 A CN 111055685A CN 201911206602 A CN201911206602 A CN 201911206602A CN 111055685 A CN111055685 A CN 111055685A
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charging
bms
module
message
simulation
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CN201911206602.1A
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胡世鹏
胡攀攀
汤倩
王振
张兵
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Gotion High Tech Co Ltd
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Gotion High Tech Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0084—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to control modules
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses an interactive simulation charging test system and a test method, which comprise a CAN communication module, a CAN message single-step sending module, a one-key charging control module, an information display module and a fault simulation and feedback module. According to the invention, according to the GB/T27930-2015 standard, the CAN bus is in communication connection with the BMS to be tested, the simulation charging process of the CAN message single-step sending module or the one-key charging control module is controlled, the simulation charging data and the feedback charging data are synchronously interacted with the BMS, and the information is displayed in real time, so that the whole charging process and the fault feedback mechanism of the BMS are monitored, and whether the charging function of the BMS meets the test requirements or not is judged. The invention not only realizes the real-time detection of the charging function of the BMS, but also provides a stable automatic simulation charging device solution for the BMS, does not need a hardware charger object, improves the testing efficiency, reduces the testing cost, and has safety, economy and reliability.

Description

Interactive simulation charging test system and test method
Technical Field
The invention relates to the technical field of batteries, in particular to an interactive simulation charging test method.
Background
BMS is an important component part in electric automobile operation control, and in BMS's test procedure, the detection of charging process is indispensable, directly influences electric automobile's controllability. The monitoring of BMS charging process often needs supporting hardware module or connection charger that charges, can't audio-visual reading real-time test data promptly, can't carry out stage control again, and inconvenient carrying does not also do benefit to safety, consequently, an urgent need an efficient, safe and reliable's interactive simulation test method that charges to the cooperation accomplishes the monitoring of whole BMS charging process, judges its performance.
Disclosure of Invention
The interactive simulation charging test system and the test method provided by the invention can solve the technical problem that the charging process of the BMS is not easy to monitor.
In order to achieve the purpose, the invention adopts the following technical scheme:
an interactive analog charging test method, comprising:
the CAN message single-step transmission module, the one-key charging control module, the information display module, the fault simulation and feedback module and the CAN communication module;
the one-key charging control module is in communication connection with the information display module and the CAN communication module respectively;
the CAN message single-step sending module is respectively in communication connection with the information display module and the CAN communication module;
the fault simulation and feedback module is respectively in communication connection with the information display module and the CAN communication module;
the CAN communication module is connected with the BMS through a CAN bus to perform data interaction;
according to the GB/T27930-2015 standard, the CAN bus is in communication connection with the BMS to be tested, the CAN message single-step sending module or the one-key charging control module is controlled to simulate the charging process, the charging simulation data and the feedback data are synchronously interacted with the BMS, and information is displayed in real time, so that the whole charging process and a fault feedback mechanism of the BMS are monitored, and whether the charging function of the BMS meets the testing requirements or not is judged.
Further, the active CAN message single-step transmission module is used for realizing stage control of a charging process, and configuring the type, format, ID, transmission interval, transmission frequency and byte data of a transmission frame before transmission; the single-step sending function has a real-time pause function when certain frame data is sent for multiple times, and is convenient for a user to analyze the data.
Further, the one-key charging control module is used for establishing full-automatic one-key control of a charging process and SPN definition analysis of a CAN message with a BMS; the whole charging process is carried out according to the GB/T27930-2015 standard and comprises a handshaking stage, a charging configuration stage, a charging stage and a charging ending stage, wherein the content related to the charger in each stage can be customized by a user, the test parameters of each simulation test unit can be configured, and the accuracy of the charging process of the BMS is monitored.
Further, the fault simulation and feedback module is used for setting simulation of various charging faults in a charging stage and actively sending fault messages to the BMS, so that the fault feedback mechanism and content of the BMS in the charging process are judged.
Furthermore, the information display function is divided into a CAN message display area and a charging information feedback area, so that data information interacted with the BMS CAN be recorded in real time and visually displayed;
the CAN message display area displays all CAN message information generated in the communication process with the BMS and performs column display, and the CAN message information displayed in a column mode comprises CAN message receiving or sending time, frame ID, frame type, data length and byte data;
and the charging information feedback area displays charging process information and message codes generated when the charging process is established with the BMS.
Further, parameter information of the CAN communication module is initialized and configured according to actual access equipment, and the type, index number, channel and baud rate of the CAN equipment are set;
the initialization parameters include: the verification code, the shielding code, the filtering mode and the communication mode.
Meanwhile, the invention discloses an interactive simulation charging test method, which is based on the interactive simulation charging test system and is characterized in that: the method comprises the following control steps:
1) the BMS to be tested is accessed into a CAN equipment debugger, CAN equipment parameters are configured in the simulation charging system, a CAN channel and a communication baud rate are determined, and connection is established;
2) starting a CAN channel receiving and transmitting function of the analog charging system;
3) according to the GB/T27930-2015 standard, charging messages are configured stage by stage through the CAN message single-step sending module, charging connection is established with the BMS, and all charging message information CAN be checked in the information display module;
4) directly skipping the step 3), operating a Start key of a one-key charging control module, automatically establishing charging connection with the BMS, checking all charging message information in an information display module, and analyzing and displaying all CAN message SPN definitions in the charging process in real time;
5) the charging connection is successfully established through the step 4), and when the charging stage is started, the simulation setting of various charging faults can be realized through the fault simulation and feedback module, so that the fault feedback mechanism and content of the BMS in the charging process are judged;
if the charging connection is not successfully established, the system displays the reason of the charging failure and prompts reconnection.
According to the technical scheme, the invention discloses an interactive simulation charging test system and a charging test method. According to the GB/T27930-2015 standard, the system is in communication connection with a BMS to be tested through a CAN bus, controls a single-step sending module or a one-key charging control module of a CAN message to simulate a charging process, synchronously interacts with the BMS for charging simulation data and feedback data, and displays information in real time, so that the whole charging process and a fault feedback mechanism of the BMS are monitored, and whether the charging function of the BMS meets the test requirements is judged.
The invention not only realizes the real-time detection of the charging function of the BMS, but also provides a stable automatic simulation charging device solution for the BMS, does not need a hardware charger object, improves the testing efficiency, reduces the testing cost, and has safety, economy and reliability.
Drawings
FIG. 1 is a schematic diagram of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in fig. 1, the interactive simulation charging test system according to this embodiment connects with the BMS through the CAN bus and performs data interaction, and includes a CAN communication module, a CAN message single-step sending module, a one-key charging control module, an information display module, and a fault simulation and feedback module according to the GB/T27930-2015 standard.
The parameter information of the CAN communication module is initialized and configured according to actual access equipment, and the type, the index number, the channel and the baud rate of the CAN equipment are set; the initialization parameters are the acceptance code, the shielding code, the filtering mode and the communication mode of CAN communication.
The message sending function of the analog charging system is divided into single-step sending and one-key sending.
The active CAN message single-step sending module CAN realize the stage control of the charging process, and the type, format, ID, sending interval, sending times and byte data of a sending frame are required to be configured before sending; the single-step sending function has a real-time pause function when certain frame data is sent for multiple times, and is convenient for a user to analyze the data.
The one-key charging control module of the analog charging system realizes full-automatic one-key control for establishing a charging process with a BMS and SPN definition analysis of a CAN message; the whole charging process is carried out according to the GB/T27930-2015 standard and comprises a handshaking stage, a charging configuration stage, a charging stage and a charging ending stage, wherein the content related to the charger in each stage can be customized by a user, the test parameters of each simulation test unit can be configured, and the accuracy of the charging process of the BMS is monitored.
The fault simulation and feedback module of the simulation charging system realizes the simulation setting of various charging faults in the charging stage and actively sends fault messages to the BMS, thereby judging the fault feedback mechanism and content of the BMS in the charging process.
The information display function of the simulation charging system is divided into a CAN message display area and a charging information feedback area, so that data information interacted with the BMS CAN be recorded in real time and visually displayed;
the CAN message display module displays all CAN message information generated in the communication process with the BMS and performs column display, and the CAN message information displayed in a column mode comprises CAN message receiving or sending time, frame ID, frame type, data length and byte data.
The charging information feedback module displays charging process information and message codes generated when a charging process is established with the BMS;
the specific operation of the analog charging system is performed as follows:
1) the BMS to be tested is accessed into a CAN equipment debugger, CAN equipment parameters are configured in the simulation charging system, a CAN channel and a communication baud rate are determined, and connection is established;
2) starting a CAN channel receiving and transmitting function of the analog charging system;
3) according to the GB/T27930-2015 standard, the charging messages CAN be configured in stages through the CAN message single-step sending module, the charging connection is established with the BMS, and all the information of the charging messages CAN be checked in the information display module;
4) step 3) CAN be directly skipped, the one-key charging control module is operated, the testing parameters of each simulation testing unit CAN be configured or default configuration is adopted, the Start key is directly started, the charging connection is automatically established with the BMS, all charging message information CAN be checked in the information display module, and all CAN message SPN definitions in the charging process are analyzed and displayed in real time;
5) the charging connection is successfully established through the step 4), and when the charging stage is started, the simulation setting of various charging faults can be realized through the fault simulation and feedback module, so that the fault feedback mechanism and content of the BMS in the charging process are judged;
6) if the charging connection is not successfully established, the system displays the reason of the charging failure and prompts reconnection.
In summary, the embodiment of the invention provides an efficient, convenient, economic and reliable interactive simulation charging test method, which can realize real-time detection of the charging function of the BMS, does not need a hardware charger, reduces the test cost and improves the safety.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (7)

1.一种交互式模拟充电测试系统，其特征在于：1. an interactive simulation charging test system, is characterized in that: 包括CAN报文单步发送模块、一键充电控制模块、信息显示模块、故障模拟及反馈模块、CAN通信模块；Including CAN message single-step sending module, one-key charging control module, information display module, fault simulation and feedback module, CAN communication module; 其中，所述一键充电控制模块分别与信息显示模块、CAN通信模块通讯连接；Wherein, the one-button charging control module is respectively connected to the information display module and the CAN communication module in communication; 所述CAN报文单步发送模块分别与信息显示模块、CAN通信模块通讯连接；The CAN message single-step sending module is respectively connected in communication with the information display module and the CAN communication module; 所述故障模拟及反馈模块分别与信息显示模块、CAN通信模块通讯连接；The fault simulation and feedback modules are respectively connected in communication with the information display module and the CAN communication module; 所述CAN通信模块经CAN总线与BMS连接进行数据交互；The CAN communication module is connected with the BMS via the CAN bus for data interaction; 依据GB/T 27930-2015标准，通过CAN总线与待测BMS建立通信连接，控制CAN报文单步发送模块或一键充电控制模块模拟充电过程，与BMS同步交互充电模拟数据和反馈数据，并进行信息实时显示，从而监测BMS的整个充电流程和故障反馈机制，判定BMS的充电功能是否符合测试要求。According to the GB/T 27930-2015 standard, establish a communication connection with the BMS to be tested through the CAN bus, control the single-step CAN message sending module or the one-key charging control module to simulate the charging process, and synchronously exchange charging simulation data and feedback data with the BMS. Real-time display of information to monitor the entire charging process and fault feedback mechanism of the BMS to determine whether the charging function of the BMS meets the test requirements. 2.根据权利要求1所述的交互式模拟充电测试系统，其特征在于：2. The interactive simulation charging test system according to claim 1, wherein: 所述主动CAN报文单步发送模块，用于实现充电过程的阶段控制，发送前需配置发送帧的类型、格式、ID、发送间隔、发送次数和字节数据；单步发送功能在进行多次发送某一帧数据时，具备实时暂停功能，方便用户进行数据分析。The active CAN message single-step sending module is used to realize the stage control of the charging process. Before sending, it is necessary to configure the type, format, ID, sending interval, sending times and byte data of the sending frame; the single-step sending function is in progress. When a certain frame of data is sent for the first time, it has a real-time pause function, which is convenient for users to perform data analysis. 3.根据权利要求1所述的交互式模拟充电测试系统，其特征在于3. The interactive simulation charging test system according to claim 1, characterized in that 所述一键充电控制模块用于与BMS建立充电过程的全自动化一键控制和CAN报文的SPN定义解析；整个充电过程依据GB/T 27930-2015标准进行，包括握手阶段、充电配置阶段、充电阶段和充电结束阶段，其中，各个阶段所涉及的与充电机相关的内容均可由用户自定义，可配置各模拟测试单元的测试参数，监测BMS的充电过程的准确性。The one-key charging control module is used to establish fully automatic one-key control of the charging process with the BMS and SPN definition analysis of CAN messages; the entire charging process is carried out according to the GB/T 27930-2015 standard, including the handshake stage, the charging configuration stage, The charging stage and the charging end stage, in which the content related to the charger involved in each stage can be customized by the user, and the test parameters of each simulated test unit can be configured to monitor the accuracy of the BMS charging process. 4.根据权利要求1所述的交互式模拟充电测试系统，其特征在于：4. The interactive simulation charging test system according to claim 1, wherein: 所述故障模拟及反馈模块用于在充电阶段时对多种充电故障的模拟设定，主动发送故障报文给BMS，从而判断BMS在充电过程中的故障反馈机制和内容。The fault simulation and feedback module is used to simulate and set various charging faults in the charging stage, and actively send fault messages to the BMS, thereby judging the fault feedback mechanism and content of the BMS during the charging process. 5.根据权利要求1所述的交互式模拟充电测试系统，其特征在于5. The interactive simulation charging test system according to claim 1, characterized in that 所述信息显示功能分为CAN报文显示区与充电信息反馈区，可实时记录与BMS交互的数据信息，并予以直观显示；The information display function is divided into a CAN message display area and a charging information feedback area, which can record the data information interacted with the BMS in real time and display it visually; 其中，所述CAN报文显示区显示所有与BMS通信过程中产生的CAN报文信息，并进行分列显示，分列显示的CAN报文信息包括CAN报文接收或发送时间、帧ID、帧类型、数据长度和字节数据；Wherein, the CAN message display area displays all CAN message information generated in the process of communicating with the BMS, and displays them in columns. The CAN message information displayed in columns includes CAN message reception or transmission time, frame ID, frame type, data length and byte data; 所述充电信息反馈区显示与BMS建立充电过程时产生的充电流程信息和报文代号。The charging information feedback area displays the charging process information and message code generated when the charging process is established with the BMS. 6.根据权利要求1所述的交互式模拟充电测试系统，其特征在于：所述CAN通信模块的参数信息根据实际接入设备进行初始化配置，同时设置CAN设备的类型、索引号、通道和波特率；6. The interactive simulation charging test system according to claim 1 is characterized in that: the parameter information of the CAN communication module is initialized and configured according to the actual access device, and the type, index number, channel and wave of the CAN device are set simultaneously. bit rate; 所述初始化参数包括：验收码、屏蔽码、滤波方式和通信模式。The initialization parameters include: acceptance code, mask code, filtering mode and communication mode. 7.一种交互式模拟充电测试方法，基于权利要求1-6任意一项所述的交互式模拟充电测试系统，其特征在于：包括以下控制步骤：7. An interactive simulation charging test method, based on the interactive simulation charging test system described in any one of claims 1-6, characterized in that: comprising the following control steps: 1)与待测BMS接入CAN设备调试器，并于模拟充电系统中配置CAN设备参数，确定CAN通道与通信波特率，建立连接；1) Connect the CAN device debugger with the BMS to be tested, configure the CAN device parameters in the analog charging system, determine the CAN channel and the communication baud rate, and establish a connection; 2)启动模拟充电系统的CAN通道接收与发送功能；2) Start the CAN channel receiving and sending functions of the analog charging system; 3)依据GB/T 27930-2015标准，通过CAN报文单步发送模块分阶段配置充电报文，与BMS建立充电连接，所有的充电报文信息均可于信息显示模块中查看；3) According to the GB/T 27930-2015 standard, configure the charging message in stages through the CAN message single-step sending module, establish a charging connection with the BMS, and all the charging message information can be viewed in the information display module; 4)直接跳过步骤3)，操作一键充电控制模块的“Start”键，与BMS自动建立充电连接，所有的充电报文信息均可于信息显示模块中查看，所有充电过程中的CAN报文SPN定义均被实时解析显示；4) Skip step 3) directly, and operate the "Start" button of the one-key charging control module to automatically establish a charging connection with the BMS. All charging message information can be viewed in the information display module. All SPN definitions are parsed and displayed in real time; 5)通过步骤4)成功建立充电连接，进入充电阶段时，可通过故障模拟及反馈模块实现对多种充电故障的模拟设定，从而判断BMS在充电过程中的故障反馈机制和内容；5) After the charging connection is successfully established through step 4), when entering the charging stage, the simulation setting of various charging faults can be realized through the fault simulation and feedback module, so as to judge the fault feedback mechanism and content of the BMS during the charging process; 6)如未成功建立充电连接，系统会显示充电失败原因，并提示重新连接。6) If the charging connection is not successfully established, the system will display the reason for the charging failure and prompt to reconnect.
CN201911206602.1A 2019-11-29 2019-11-29 A kind of interactive simulation charging test system and test method Pending CN111055685A (en)

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CN113064047A (en) * 2021-03-05 2021-07-02 万向一二三股份公司 Testing device and testing method for end-to-end protection between electronic control units
CN113064047B (en) * 2021-03-05 2024-03-08 万向一二三股份公司 Testing device and testing method for end-to-end protection between electronic control units
CN114089718A (en) * 2021-10-26 2022-02-25 许继电源有限公司 Ordered charging control terminal test method and system
CN114089718B (en) * 2021-10-26 2023-10-27 许继电源有限公司 An orderly charging control terminal testing method and system
CN115002004A (en) * 2022-05-31 2022-09-02 重庆长安新能源汽车科技有限公司 Testing method for simulating communication between charger and BMS (battery management system) to realize charging flow control based on CANoe
CN115267389A (en) * 2022-07-25 2022-11-01 安徽橡豫智能科技有限公司 Implementation method of direct current charging protocol testing device based on raspberry pi
CN115267389B (en) * 2022-07-25 2025-03-21 安徽橡豫智能科技有限公司 A method for implementing a DC charging protocol test device based on Raspberry Pi
CN115728644A (en) * 2022-11-17 2023-03-03 湖北亿纬动力有限公司 Quick charge testing device, method and system

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Application publication date: 20200424