IrayEnergy Battery Testing Center — Equipment Overview

Battery Performance Testing | Summary of Safety Performance Test Items for Lithium-Ion Batteries

ByRD CENTER

With their high energy density, long cycle life, and low self-discharge rate, lithium-ion batteries have become the power source of choice for mobile electronics, electric vehicles, power tools, and energy storage systems. However, when exposed to mechanical abuse, electrical anomalies, or changes in the thermal environment, defects in structural design, protection strategies, or manufacturing processes…

Battery Performance Testing | Summary of Electrical Performance Test Items for Lithium-Ion Batteries

Battery Performance Testing | Summary of Electrical Performance Test Items for Lithium-Ion Batteries

ByRD CENTER

In the R&D, production, and outgoing quality inspection of lithium-ion batteries, electrical performance testing is one of the most fundamental components of quality evaluation. It is directly related to capacity delivery, cycle life, charge–discharge efficiency, and stability under different temperature conditions. This article comprehensively summarizes the electrical performance test items for polymer lithium-ion cells and…

Mechanism of extreme fast charging in lithium-ion batteries.

Battery Fast-Charging Technology | How to Improve Battery Fast-Charging Performance?

ByRD CENTER

1.Introduction Fast charging is mainly achieved through either high-voltage charging or high-current charging. High-voltage charging must be implemented under the premise of improving the vehicle’s insulation level and the robustness of electronic components (battery, motor, and electronic control systems), which significantly increases the production cost of electric vehicles. High-current charging also faces issues such as…

Solid-state battery

Solid-State Battery | A Complete Guide to Understanding Solid-State Batteries in One Article

ByRD CENTER

1. Background of the Shift to Solid-State Energy Storage Technology The evolution of energy storage technologies has played a crucial role in driving modern technological advancements and has made significant contributions to the development of sustainable energy systems. Historically, energy storage has undergone several stages of innovation, with each phase bringing improvements in efficiency, safety,…

Battery Manufacturing Process | Causes of Particle Formation During Coating and Improvement Measures

Battery Manufacturing Process | Causes of Particle Formation During Coating and Improvement Measures

ByRD CENTER

The coating process is one of the most critical steps in lithium battery manufacturing. However, particle issues frequently occur during this stage, causing significant challenges in production. This article analyzes the causes of particle formation during coating and explores corresponding solutions. 1. Causes of Particle Formation in Lithium Battery Coating 1.1 Slurry Factors Insufficient mixing:…