We have previously written some informative content about Bluetooth headphones, such as: The specific steps to connect Bluetooth headphones to a phone; How to stop automatic music playback when connecting to a phone; What to do if you lose both the Bluetooth headphones and the charging case? …… However, we still receive many questions about … Read more
In a Battery Management System (BMS), the State of Charge (SOC) is a key indicator that describes the remaining battery capacity. Accurately predicting SOC is crucial for battery efficiency and safety. This article will introduce how to implement precise SOC prediction using the Support Vector Regression (SVR) model, showcasing the entire process from data processing … Read more
Follow our official account, click the top right corner of the homepage ” ··· “, set a star mark, and stay updated with the latest news in the technology industry. The rapid development of new energy vehicles has pushed automotive power management systems to the forefront of technological innovation. As the “energy heart” of the … Read more
High-quality computer knowledge books, PDF materials, and personal notes mainly focus on embedded systems, microcontrollers, and Linux: https://github.com/imKeYan/EmbedBooks?tab=readme-ov-fileAccess method: See the end of the article! (Note: Content is continuously updated!)1. Battery Management System (BMS) (New Energy Vehicles, Energy Storage Systems):Project Overview: An intelligent battery management system needs to have real-time monitoring, charge and discharge management, … Read more
Click the blue text to follow us Battery SOC (State of Charge) and SOH (State of Health) are important parameters in battery management, and their calculation methods differ significantly. Below is an overview of the mainstream solutions: 1. The mainstream calculation methods for battery SOC (State of Charge) are as follows: Ah Integration Method Principle: … Read more
Second-OrderRC Equivalent Circuit Model The block diagram of the second-order RC equivalent circuit model is shown below. Where, Uoc represents the ideal voltage source, which has a nonlinear relationship with SOC; R0 represents the internal resistance, R1 R2 are the polarization resistances, C1 C2 are the polarization capacitances, Ut represents the terminal voltage of the … Read more
In today’s rapidly developing new energy industry, the Battery Management System (BMS) serves as the core brain of energy storage, and its performance directly determines the safety and economic efficiency of battery packs. Especially for battery management systems (BMS) with 8 series or more, which are widely used in high-voltage applications such as new energy … Read more
As summer quietly approaches, electric vehicles are entering their peak usage season. However, the high temperatures of summer not only bring driving enjoyment but also pose new challenges to the safety of electric vehicle batteries’ range. The health status and range capability of the battery have become core issues that every electric vehicle owner must … Read more
1. Core Products/Core Technologies 1. STMicroelectronics’ New Generation Active Fuse Driver – L9965P To briefly introduce the background of fuse products: traditional fuses cannot achieve precise control through software and cannot accurately determine the timing of fuse operation based on the type of fault. To address these challenges, fuse manufacturers have developed intelligent controllable Pyro-Fuse … Read more
The State of Charge (SOC) range of all-vanadium redox flow batteries (VRFB) refers to the allowable range of charge and discharge states during battery operation (e.g., 20%-90%). Properly setting and controlling the SOC range is crucial for the performance, lifespan, safety, and efficiency of VRFBs, with its main functions reflected in the following aspects: Preventing … Read more