New energy automobile charging detection system

Abstract

The invention discloses a new energy automobile charging detection system, and relates to the field of new energy automobiles, and the system comprises a battery state monitoring module which is used for collecting and analyzing the health condition, residual capacity and chargeable quantity parameters of a battery in real time. The system has the beneficial effects that the charging strategy is modulated in real time through the battery state monitoring module and the intelligent charging control module, the charging efficiency is high, and the damage to the service life of the battery is reduced; a safety protection module is arranged, the states of the battery pack and the charging system are monitored in real time, response to abnormal conditions such as short circuit, over-temperature and over-current is fast, and potential safety hazards are reduced; the user interaction module is arranged, the user interactivity is high, and a user can know the charging state and the battery health condition in real time and flexibly adjust charging setting according to requirements; and a cloud data management module is arranged to deeply analyze the charging data, so that decision support is provided, and remote data access and sharing are realized.

Description

Technical Field

[0001] The present invention relates to the field of new energy vehicles, and in particular to a new energy vehicle charging detection system. Background Art

[0002] With the rapid development of the new energy vehicle industry, the efficiency of the charging system has become a core issue that users are increasingly concerned about. Existing new energy vehicle charging systems mostly use traditional charging modes. Traditional charging systems often use fixed charging strategies and cannot be dynamically adjusted according to the real-time status of the battery pack and external charging conditions, resulting in low charging efficiency and possible damage to battery life, which needs to be improved. Summary of the invention

[0003] The purpose of the present invention is to provide a new energy vehicle charging detection system to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A new energy vehicle charging detection system, comprising:

[0006] The battery status monitoring module is used to collect and analyze the battery health status, remaining capacity and chargeable capacity parameters in real time, provide battery status data to the cloud data management module, and provide decision-making data for the intelligent charging control module;

[0007] Intelligent charging control module, used to dynamically adjust the charging strategy according to the decision data and control the current and voltage during the charging process;

[0008] Safety protection module, used to provide short circuit, over-temperature, and over-current protection functions, and monitor the status of the battery pack and charging system in real time;

[0009] Cloud data management module, used to store and manage battery status data during the charging process, process and analyze the data, and provide remote data access and sharing functions;

[0010] User interaction module, used to display charging status, battery health information and other battery prompt information to the user, receive user input instructions and send them to the intelligent charging control module or cloud data management module, receive feedback from other modules and display them to the user;

[0011] The battery status monitoring module is connected to the intelligent charging control module and the cloud data management module, the safety protection module is connected to the intelligent charging control module, the cloud data management module is connected to the intelligent charging control module, and the user interaction module is connected to the intelligent charging control module and the cloud data management module.

[0012] As a further solution of the present invention: the battery status monitoring module is connected to the battery pack through the BMS interface, and the battery status monitoring module is connected to the intelligent charging control module and the cloud data management module through the CAN bus or wireless communication; the intelligent charging control module is connected to the charging pile through the charging pile interface; the safety protection module is connected to the battery pack and the charging system through wires or CAN bus, and the safety protection module is connected to the intelligent charging control module through the CAN bus or wireless communication; the cloud data management module is connected to the remote server through the Internet, and the cloud data management module is connected to the intelligent charging control module through the CAN bus or wireless communication; the user interaction module is connected to the intelligent charging control module and the cloud data management module through the CAN bus or wireless communication.

[0013] As a further solution of the present invention: the battery status monitoring module includes:

[0014] The sensor assembly unit is used to transmit the collected voltage, current and temperature data analog signals of the battery to the data acquisition and processing unit;

[0015] The data acquisition and processing unit is used to receive the battery data analog signal and convert it into a digital signal through an analog-to-digital converter; perform filtering and denoising preprocessing on the collected digital signal; process the preprocessed data to perform battery health status assessment, remaining capacity prediction, and abnormality detection; store the processed data in a memory and send it to the intelligent charging control module and the cloud data management module through the communication interface for further processing;

[0016] The sensor assembly unit is connected to the data acquisition and processing unit.

[0017] As a further solution of the present invention: the intelligent charging control module includes:

[0018] A charging strategy algorithm unit is used to dynamically adjust the charging strategy according to the real-time status of the battery pack, user needs and external charging conditions, and output it to the control execution unit;

[0019] A control execution unit, used to receive a charging strategy and control a charging pile or an on-board charger to charge the battery pack;

[0020] The charging strategy algorithm unit is connected to the control execution unit.

[0021] As a further solution of the present invention: the safety protection module includes:

[0022] The protection circuit unit is used to monitor the electrical parameters of the battery pack and the charging system in real time, compare them with the set thresholds, and perform protection when the electrical parameters exceed the corresponding set thresholds, and feedback fault information to the fault detection and processing unit;

[0023] Fault detection and processing unit, which is used to receive real-time data from the sensor network, protection circuit unit and other modules, determine whether there is a fault in the system and the type of fault through the built-in fault identification algorithm, and formulate corresponding processing strategies based on the fault identification results;

[0024] The protection circuit unit is connected to the fault detection and processing unit.

[0025] As a further solution of the present invention: the cloud data management module includes:

[0026] Data storage unit, a functional unit for storing vehicle operation data, charging data, and fault records, and also has data writing, data reading, and data management functions;

[0027] The data analysis and processing unit is responsible for receiving, preprocessing, analyzing, supporting decision making, and outputting results of the collected data;

[0028] The data storage unit and the data analysis and processing unit are connected in parallel.

[0029] As a further solution of the present invention: the user interaction module includes:

[0030] A display interface unit, used to display charging information, including battery voltage, battery health information, charging current, and charging voltage;

[0031] A user input unit, used to generate a control signal based on physical key input, touch input, and voice input;

[0032] An interactive control unit, used to receive a control signal from the user input unit, receive a control signal from the cloud data management module, and generate a control instruction based on the received control signal;

[0033] The interactive control unit is connected to the display interface unit and the user input unit.

[0034] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention uses a battery status monitoring module and an intelligent charging control module to modulate the charging strategy in real time, thereby improving the charging efficiency and reducing damage to the battery life; a safety protection module is provided to monitor the status of the battery pack and the charging system in real time, and respond quickly to abnormal conditions such as short circuit, overtemperature, overcurrent, etc., thereby reducing safety hazards; a user interaction module is provided to have strong user interactivity, so that the user can understand the charging status and battery health status in real time and flexibly adjust the charging settings according to needs; a cloud data management module is provided to conduct in-depth analysis of the charging data, provide decision support, and realize remote data access and sharing. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 This is a schematic diagram of the architecture of a new energy vehicle charging detection system.

[0036] Figure 2 This is a working schematic diagram of a new energy vehicle charging detection system. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0038] See also Figure 1 , a new energy vehicle charging detection system, comprising:

[0039] The battery status monitoring module 1 is used to collect and analyze the battery health status, remaining capacity and chargeable capacity parameters in real time, provide the battery status data to the cloud data management module 4, and provide decision-making data for the intelligent charging control module 2;

[0040] Intelligent charging control module 2, used to dynamically adjust the charging strategy according to the decision data and control the current and voltage during the charging process;

[0041] Safety protection module 3, used to provide short circuit, over-temperature, and over-current protection functions, and monitor the status of the battery pack and charging system in real time;

[0042] The cloud data management module 4 is used to store and manage the battery status data during the charging process, process and analyze the data, and provide remote data access and sharing functions;

[0043] The user interaction module 5 is used to display the charging status, battery health information and other battery prompt information to the user, receive the user's input command, and send it to the intelligent charging control module 2 or the cloud data management module 4, receive feedback from other modules, and display it to the user;

[0044] The battery status monitoring module 1 is connected to the intelligent charging control module 2 and the cloud data management module 4, the safety protection module 3 is connected to the intelligent charging control module 2, the cloud data management module 4 is connected to the intelligent charging control module 2, and the user interaction module 5 is connected to the intelligent charging control module 2 and the cloud data management module 4.

[0045] In this example: See Figure 1 and Figure 2The battery status monitoring module 1 is connected to the battery pack through the BMS interface, and the battery status monitoring module 1 is connected to the intelligent charging control module 2 and the cloud data management module 4 through the CAN bus or wireless communication; the intelligent charging control module 2 is connected to the charging pile through the charging pile interface; the safety protection module 3 is connected to the battery pack and the charging system through a wire or a CAN bus, and the safety protection module 3 is connected to the intelligent charging control module 2 through the CAN bus or wireless communication; the cloud data management module 4 is connected to the remote server through the Internet, and the cloud data management module 4 is connected to the intelligent charging control module 2 through the CAN bus or wireless communication; the user interaction module 5 is connected to the intelligent charging control module 2 and the cloud data management module 4 through the CAN bus or wireless communication.

[0046] In the battery status monitoring module 1:

[0047] The sensor assembly unit 101 collects key parameters of the battery such as voltage, current, temperature, etc. in real time, and transmits the data to the data acquisition and processing unit 102. The data acquisition and processing unit 102 analyzes the raw data, evaluates the health status, remaining capacity and chargeable amount of the battery, and sends this information to the intelligent charging control module 2.

[0048] In the intelligent charging control module 2:

[0049] The intelligent charging control module 2 receives the battery status data and dynamically adjusts the charging parameters, such as the charging current and voltage, according to the charging strategy algorithm unit 201; the control execution unit 202 controls the charging pile to perform the charging operation according to the charging parameters.

[0050] In Security Protection Module 3:

[0051] The safety protection module 3 monitors the electrical parameters of the battery pack and the charging system in real time, including abnormal conditions such as short circuit, over-temperature, over-current, etc. Once a fault is detected, the safety protection module 3 will immediately send a protection signal to the intelligent charging control module 2, and cut off the power supply or take other necessary protection measures.

[0052] In Cloud Data Management Module 4:

[0053] The cloud data management module 4 receives various data during the charging process from the intelligent charging control module 2 and the battery status monitoring module 1 regularly or on demand, and uploads them to the remote server for storage and analysis. At the same time, the cloud data management module 4 can also download the latest charging strategy or software update from the remote server and send it to the intelligent charging control module 2 to optimize local charging management.

[0054] In user interaction module 5:

[0055] The user interaction module 5 displays the charging status, battery health information and other related prompt information to the user through the display interface unit 501. The user can input instructions or select operations through the user input unit 502, such as adjusting the charging mode, viewing historical data, etc. The interactive control unit 503 processes the user's input instructions and interacts with other modules to implement corresponding functions.

[0056] This system realizes comprehensive monitoring and management of the charging process of new energy vehicles by integrating five functional modules. Data exchange and command transmission are carried out between modules through internal bus or wireless communication; battery status monitoring module 1 provides key parameters and health information of the battery, and provides decision data for intelligent charging control module 2; intelligent charging control module 2 dynamically adjusts the charging strategy according to the battery status, and controls the charging pile to perform charging operations; safety protection module 3 monitors the status of the battery pack and charging system in real time to ensure the safety of the charging process; cloud data management module 4 is responsible for storing and managing various data in the charging process, and provides remote data access and sharing functions; user interaction module 5 provides a friendly user interface, allowing users to interact with the system and monitor the charging process.

[0057] In this example: See Figure 1 and Figure 2 , the battery status monitoring module 1 includes:

[0058] The sensor assembly unit 101 is used to transmit the voltage, current and temperature data analog signals collected from the battery (the battery pack has multiple batteries) to the data acquisition and processing unit 102;

[0059] The data acquisition and processing unit 102 is used to receive the battery data analog signal and convert it into a digital signal through an analog-to-digital converter; perform filtering and denoising preprocessing on the collected digital signal; process the preprocessed data to perform battery health status assessment, remaining capacity prediction, and abnormality detection; store the processed data in a memory and send it to the intelligent charging control module 2 and the cloud data management module 4 through the communication interface for further processing;

[0060] The sensor assembly unit 101 is connected to the data acquisition and processing unit 102 .

[0061] The sensor assembly unit 101 includes sensors such as voltage sensors, current sensors, and temperature sensors to collect battery information; the data acquisition and processing unit 102 performs filtering and denoising preprocessing on the collected digital signals to improve the accuracy and reliability of the data;

[0062] In this example: See Figure 1 and Figure 2 , the intelligent charging control module 2 includes:

[0063] The charging strategy algorithm unit 201 is used to dynamically adjust the charging strategy according to the real-time status of the battery pack, user needs and external charging conditions, and output it to the control execution unit 202;

[0064] The control execution unit 202 is used to receive the charging strategy and control the charging pile or the on-board charger to charge the battery pack;

[0065] The charging strategy algorithm unit 201 is connected to the control execution unit 202 .

[0066] The charging strategy algorithm unit 201 includes a CPU chip, a memory and a supporting algorithm, and dynamically adjusts the charging strategy to ensure the safety and efficiency of the charging process and maximize the battery life. Its functions include data reception, strategy selection, parameter calculation, instruction sending, real-time monitoring and adjustment, recording and feedback;

[0067] The control execution unit 202 controls the charging pile or the on-board charger to charge the battery pack. Its functions include command reception, parameter setting, power conversion, status monitoring, exception handling, and charging completion.

[0068] In this example: See Figure 1 and Figure 2 , the security protection module 3 includes:

[0069] The protection circuit unit 301 is used to monitor the electrical parameters of the battery pack and the charging system in real time, compare them with the set thresholds, and perform protection when the electrical parameters exceed the corresponding set thresholds, and feedback fault information to the fault detection and processing unit 302;

[0070] The fault detection and processing unit 302 is used to receive real-time data from the sensor network, the protection circuit unit 301 and other modules, determine whether there is a fault in the system and the type of fault through the built-in fault identification algorithm, and formulate a corresponding processing strategy according to the fault identification result;

[0071] The protection circuit unit 301 is connected to the fault detection and processing unit 302 .

[0072] The protection circuit unit 301 includes a sensor network, a comparator, a logic gate circuit, an actuator, and a communication interface, and its functions include real-time monitoring, threshold comparison, protection action, and fault reporting functions;

[0073] The fault detection and processing unit 302 receives real-time data and determines whether there is a fault in the system and its type through a built-in fault identification algorithm.

[0074] In this example: See Figure 1 and Figure 2 , the cloud data management module 4 includes:

[0075] The data storage unit 401 is a functional unit for storing vehicle operation data, charging data, and fault records, and also has data writing, data reading, and data management functions;

[0076] The data analysis and processing unit 402 is responsible for receiving, preprocessing, analyzing, supporting decision making, and outputting results of the collected data;

[0077] The data storage unit 401 and the data analysis and processing unit 402 are connected in parallel.

[0078] The data storage unit 401 is a functional unit in the new energy vehicle system responsible for storing vehicle operation data, charging data, and fault records; the data analysis and processing unit 402 is the core processing module in the new energy vehicle system.

[0079] In this example: See Figure 1 and Figure 2 , the user interaction module 5 includes:

[0080] Display interface unit 501, used to display charging information, including battery voltage, battery health information, charging current, and charging voltage;

[0081] A user input unit 502, used to generate a control signal based on a physical key input, a touch input, or a voice input;

[0082] An interactive control unit 503, configured to receive a control signal from the user input unit 502, receive a control signal from the cloud data management module 4, and generate a control instruction based on the received control signal;

[0083] The interaction control unit 503 is connected to the display interface unit 501 and the user input unit 502 .

[0084] The display interface unit 501 includes a display device, a touch layer, and an interface circuit, including information display and touch feedback functions;

[0085] The user input unit 502 includes physical buttons, a touch panel, and a voice recognition module, including physical button input, touch input, and voice input functions;

[0086] The interactive control unit 503 includes functions of data reception and processing, control instruction generation, instruction execution and feedback.

[0087] The working principle of the present invention is: the battery status monitoring module 1 is used to collect and analyze the battery health status, remaining capacity and chargeable capacity parameters in real time, provide battery status data to the cloud data management module 4, and provide decision data for the intelligent charging control module 2; the intelligent charging control module 2 is used to dynamically adjust the charging strategy according to the decision data and control the current and voltage during the charging process; the safety protection module 3 is used to provide short circuit, over-temperature and over-current protection functions, and monitor the status of the battery pack and the charging system in real time; the cloud data management module 4 is used to store and manage the battery status data during the charging process, process and analyze the data and provide remote data access and sharing functions; the user interaction module 5 is used to display the charging status, battery health information and other battery prompt information to the user, receive the user's input instructions, and send them to the intelligent charging control module 2 or the cloud data management module 4, receive feedback from other modules, and display them to the user.

[0088] The present invention sets a battery status monitoring module 1 and an intelligent charging control module 2 to improve charging efficiency, dynamically adjust the charging strategy, optimize the charging process according to the real-time status of the battery pack and external conditions, significantly improve the charging efficiency, and protect the battery life;

[0089] Safety protection module 3 is set to enhance safety protection. Comprehensive safety protection measures monitor the charging status in real time, quickly respond to abnormal situations, effectively avoid safety hazards such as short circuit, overheating, overcurrent, etc., and ensure the safety and reliability of the charging process;

[0090] Setting up user interaction module 5 optimizes user experience. Intuitive information display and convenient input method enable users to understand charging status and battery health status in real time, flexibly adjust charging settings, and improve user satisfaction;

[0091] A cloud data management module 4 is set up to realize data-driven decision-making. The cloud data management module 4 conducts in-depth analysis of charging data, provides decision support, and helps users and managers better understand the operating status of the charging system and optimize charging strategies and management measures.

[0092] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered as exemplary and non-restrictive in all respects.

[0093] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A new energy vehicle charging detection system, characterized in that: The new energy vehicle charging detection system includes: The battery status monitoring module is used to collect and analyze the battery health status, remaining capacity and chargeable capacity parameters in real time, provide battery status data to the cloud data management module, and provide decision-making data for the intelligent charging control module; Intelligent charging control module, used to dynamically adjust the charging strategy according to the decision data and control the current and voltage during the charging process; Safety protection module, used to provide short circuit, over-temperature, and over-current protection functions, and monitor the status of the battery pack and charging system in real time; Cloud data management module, used to store and manage battery status data during the charging process, process and analyze the data, and provide remote data access and sharing functions; User interaction module, used to display charging status, battery health information and other battery prompt information to the user, receive user input instructions and send them to the intelligent charging control module or cloud data management module, receive feedback from other modules and display them to the user; The battery status monitoring module is connected to the intelligent charging control module and the cloud data management module, the safety protection module is connected to the intelligent charging control module, the cloud data management module is connected to the intelligent charging control module, and the user interaction module is connected to the intelligent charging control module and the cloud data management module.

2. The new energy vehicle charging detection system according to claim 1 is characterized in that: The battery status monitoring module is connected to the battery pack through the BMS interface, and the battery status monitoring module is connected to the intelligent charging control module and the cloud data management module through the CAN bus or wireless communication; the intelligent charging control module is connected to the charging pile through the charging pile interface; the safety protection module is connected to the battery pack and the charging system through wires or CAN bus, and the safety protection module is connected to the intelligent charging control module through CAN bus or wireless communication; the cloud data management module is connected to the remote server through the Internet, and the cloud data management module is connected to the intelligent charging control module through CAN bus or wireless communication; the user interaction module is connected to the intelligent charging control module and the cloud data management module through CAN bus or wireless communication.

3. The new energy vehicle charging detection system according to claim 1 or 2, characterized in that: The battery status monitoring module includes: The sensor assembly unit is used to transmit the collected voltage, current and temperature data analog signals of the battery to the data acquisition and processing unit; The data acquisition and processing unit is used to receive the battery data analog signal and convert it into a digital signal through an analog-to-digital converter; perform filtering and denoising preprocessing on the collected digital signal; process the preprocessed data to perform battery health status assessment, remaining capacity prediction, and abnormality detection; store the processed data in a memory and send it to the intelligent charging control module and the cloud data management module through the communication interface for further processing; The sensor assembly unit is connected to the data acquisition and processing unit.

4. The new energy vehicle charging detection system according to claim 1 or 2, characterized in that: The intelligent charging control module includes: A charging strategy algorithm unit is used to dynamically adjust the charging strategy according to the real-time status of the battery pack, user needs and external charging conditions, and output it to the control execution unit; A control execution unit, used to receive a charging strategy and control a charging pile or an on-board charger to charge the battery pack; The charging strategy algorithm unit is connected to the control execution unit.

5. The new energy vehicle charging detection system according to claim 1 or 2, characterized in that: The security protection module includes: The protection circuit unit is used to monitor the electrical parameters of the battery pack and the charging system in real time, compare them with the set thresholds, and perform protection when the electrical parameters exceed the corresponding set thresholds, and feedback fault information to the fault detection and processing unit; Fault detection and processing unit, which is used to receive real-time data from the sensor network, protection circuit unit and other modules, determine whether there is a fault in the system and the type of fault through the built-in fault identification algorithm, and formulate corresponding processing strategies based on the fault identification results; The protection circuit unit is connected to the fault detection and processing unit.

6. The new energy vehicle charging detection system according to claim 1 or 2, characterized in that: The cloud data management module includes: Data storage unit, a functional unit for storing vehicle operation data, charging data, and fault records, and also has data writing, data reading, and data management functions; The data analysis and processing unit is responsible for receiving, preprocessing, analyzing, supporting decision making, and outputting results of the collected data; The data storage unit and the data analysis and processing unit are connected in parallel.

7. The new energy vehicle charging detection system according to claim 1 or 2, characterized in that: The user interaction module includes: A display interface unit, used to display charging information, including battery voltage, battery health information, charging current, and charging voltage; A user input unit, used to generate a control signal based on physical key input, touch input, and voice input; An interactive control unit, used to receive a control signal from the user input unit, receive a control signal from the cloud data management module, and generate a control instruction based on the received control signal; The interactive control unit is connected to the display interface unit and the user input unit.

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