Wireless communication lithium battery parameter measurement module based on ESP32 series microcontroller

Abstract

The invention belongs to the field of wireless communication and lithium battery parameter measurement, and particularly relates to a wireless communication lithium battery parameter measurement module based on an ESP32 series microcontroller. The wireless communication lithium battery parameter measurement module of the ESP32 series microcontroller is composed of a power management unit, a lithium battery parameter measurement module, a signal processing unit, a wireless communication module and an early warning module, wireless measurement and efficient transmission of lithium battery parameters are successfully achieved, and the system gets rid of the shackle of wired connection; lithium battery parameter measurement can be more flexibly adapted to various complex and changeable application scenes and technical development requirements; through the exquisite modular design, the integration level and the space utilization rate of the system are remarkably improved, the production cost and the maintenance difficulty are greatly reduced, meanwhile, real-time monitoring and detailed recording of data are achieved, a firm defense line is built for safe use of the lithium battery, and the system is worthy of popularization and application. And the safety and the reliability of the lithium battery in the use process are greatly enhanced.

Description

Technical Field

[0001] The invention belongs to the field of wireless communication and lithium battery parameter measurement, and specifically relates to a wireless communication lithium battery parameter measurement module based on an ESP32 series microcontroller. Background Art

[0002] When using the existing lithium battery parameter measurement system, first of all, when using the wired connection method, the laying and connection of many lines are cumbersome, which not only increases the installation cost, but also easily causes hidden dangers of failure due to problems such as line entanglement and loose joints, and the subsequent maintenance is difficult;

[0003] Secondly, due to the reliance on wired connections, the equipment is bound by cables and is difficult to move flexibly to different locations. It cannot meet the need to measure lithium battery parameters in multiple scenarios or during mobile operations, reducing the convenience and flexibility of use.

[0004] Finally, when the system needs to expand its functions or connect more measurement devices, the wired connection architecture makes the expansion process complicated, requiring re-planning of wiring, adding interfaces, etc., which may involve major changes to the original system structure and is not conducive to the rapid upgrade and optimization of the system.

[0005] To this end, the present invention provides a wireless communication lithium battery parameter measurement module based on an ESP32 series microcontroller. Summary of the invention

[0006] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0007] The technical solution adopted by the present invention to solve its technical problem is: the wireless communication lithium battery parameter measurement module based on the ESP32 series microcontroller described in the present invention is characterized in that the wireless communication lithium battery parameter measurement module of the ESP32 series microcontroller is composed of a power management unit, a lithium battery parameter measurement module, a signal processing unit, a wireless communication module and an early warning module. The wireless communication module is used to transmit the measurement data to a remote monitoring platform, and the early warning module is used to send an early warning signal based on an early warning algorithm when the risk of thermal runaway of the lithium battery is detected.

[0008] Preferably, the power management unit is used to provide power for the lithium battery parameter measurement module, the signal processing unit, the wireless communication module and the early warning module.

[0009] Preferably, the lithium battery parameter measurement module is composed of a battery internal resistance sensor, a voltage sensor, a current sensor and a temperature sensor.

[0010] Preferably, the signal processing unit is used to amplify and filter the sensor signal in the lithium battery parameter measurement module.

[0011] Preferably, the wireless communication module supports Wi-Fi and Bluetooth communication protocols.

[0012] The beneficial effects of the present invention are as follows:

[0013] The wireless communication lithium battery parameter measurement module based on the ESP32 series microcontroller described in the present invention not only successfully realizes the wireless measurement and efficient transmission of lithium battery parameters, freeing the system from the shackles of wired connection, so that the lithium battery parameter measurement can more flexibly adapt to various complex and changeable application scenarios and technical development needs; but also through sophisticated modular design, it significantly improves the system's integration and space utilization, greatly reduces production costs and maintenance difficulties, and also achieves real-time monitoring and detailed recording of data, building a solid line of defense for the safe use of lithium batteries, and greatly enhancing the safety and reliability of lithium batteries during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention will be further described below in conjunction with the accompanying drawings.

[0015] Figure 1 This is the architecture diagram of the wireless communication lithium battery parameter measurement module in the present invention. DETAILED DESCRIPTION

[0016] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0017] like Figure 1 As shown, the wireless communication lithium battery parameter measurement module based on the ESP32 series microcontroller of the embodiment of the present invention is characterized in that the wireless communication lithium battery parameter measurement module of the ESP32 series microcontroller is composed of a power management unit, a lithium battery parameter measurement module, a signal processing unit, a wireless communication module and an early warning module. The wireless communication module is used to transmit the measurement data to the remote monitoring platform. The early warning module is used to send an early warning signal based on the early warning algorithm when the risk of thermal runaway of the lithium battery is detected. The power management unit is used to provide power for the lithium battery parameter measurement module, the signal processing unit, the wireless communication module and the early warning module. The lithium battery parameter measurement module is composed of a battery internal resistance sensor, a voltage sensor, a current sensor and a temperature sensor. The signal processing unit is used to amplify and filter the sensor signal in the lithium battery parameter measurement module, and the wireless communication module supports Wi-Fi and Bluetooth communication protocols.

[0018] Working principle:

[0019] The wireless communication module is connected to the terminal device via Wi-Fi or Bluetooth. The battery internal resistance sensor, voltage sensor, current sensor and temperature sensor provided in the lithium battery parameter measurement module are used to measure the key parameters such as the internal resistance, voltage, current and temperature of the lithium battery in real time. The signal processing unit is used to amplify and filter the sensor signal in the lithium battery parameter measurement module, and the wireless communication module is used to wirelessly transmit the sensor signal to the terminal device.

[0020] When the sensor in the lithium battery parameter measurement module detects the risk of thermal runaway of the lithium battery, the early warning module sends an early warning signal;

[0021] In the prior art, lithium battery parameter measurement systems mostly use wired connections, which limits the mobility and scalability of the system.

[0022] The present invention uses the ESP32 series microcontroller as the core processing unit and utilizes its Wi-Fi and Bluetooth functions to achieve wireless communication;

[0023] Integrate high-precision battery internal resistance, voltage, current and temperature sensors to monitor key parameters of lithium batteries in real time;

[0024] Design modular circuit boards to achieve high integration and high space utilization.

[0025] Compared with the prior art, the present invention not only realizes the wireless measurement and transmission of lithium battery parameters, improves the mobility and scalability of the system, but also, through modular design, improves the integration and space utilization of the system, while also realizing real-time monitoring and recording of data, enhancing the safety and reliability of lithium battery use.

[0026] The above shows and describes the basic principles, main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A wireless communication lithium battery parameter measurement module based on the ESP32 series microcontroller, characterized in that: The wireless communication lithium battery parameter measurement module of the ESP32 series microcontroller consists of a power management unit, a lithium battery parameter measurement module, a signal processing unit, a wireless communication module and an early warning module. The wireless communication module is used to transmit the measurement data to the remote monitoring platform. The early warning module is based on the early warning algorithm and is used to send an early warning signal when the risk of thermal runaway of the lithium battery is detected.

2. The wireless communication lithium battery parameter measurement module based on the ESP32 series microcontroller according to claim 1, characterized in that: The power management unit is used to provide power for the lithium battery parameter measurement module, signal processing unit, wireless communication module and early warning module.

3. The wireless communication lithium battery parameter measurement module based on the ESP32 series microcontroller according to claim 1, characterized in that: The lithium battery parameter measurement module consists of a battery internal resistance sensor, a voltage sensor, a current sensor and a temperature sensor.

4. The wireless communication lithium battery parameter measurement module based on the ESP32 series microcontroller according to claim 1, characterized in that: The signal processing unit is used to amplify and filter the sensor signal in the lithium battery parameter measurement module.

5. The wireless communication lithium battery parameter measurement module based on the ESP32 series microcontroller according to claim 4, characterized in that: The wireless communication module supports Wi-Fi and Bluetooth communication protocols.

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