LG Chem HG2 Drones Safety and risk management - particularly around overheating and thermal runaway during flight.
Explore the LG Chem HG2 cell for drones, optimised for safety and performance in thermal management and risk mitigation during flight.
Value Propositions
Cylindrical 18650 form factor for compact designs.
Nominal capacity of 10.8 Wh and 3.0 Ah for reliable energy supply.
Top-quartile volumetric energy density of 616 Wh/l for lightweight drone battery packs.
Gravimetric power density of 1500 W/kg, ideal for high discharge rate UAV batteries.
Maximum continuous discharge of 20 A, ensuring safety during demanding operations.
About the Cell
The LG Chem HG2 cell is a cylindrical 18650 battery with a nominal capacity of 10.8 Wh and 3.0 Ah, designed for high-performance applications in drones. With a volumetric energy density of 616 Wh/l, it ranks in the top-quartile compared to the database median of 541.67 Wh/l, making it an excellent choice for lightweight drone battery packs. The gravimetric energy density of 225 Wh/kg also positions it well above the median of 210 Wh/kg, ensuring that drones can achieve longer flight times without compromising on weight. Additionally, the cell boasts a volumetric power density of 4107 W/l, which is among the highest in the database, facilitating efficient energy delivery during critical operations. The maximum continuous discharge rate of 20 A allows for robust performance in demanding flight scenarios, while the standard charge current of 1.25 A ensures safe and effective charging processes. Overall, the LG Chem HG2 cell is engineered to meet the rigorous demands of drone applications, particularly in safety and risk management contexts.
Application Challenges
In the realm of drones, safety and risk management are paramount, especially concerning overheating and thermal runaway during flight. Drones are often deployed in challenging environments where battery performance can be compromised by extreme temperatures. The LG Chem HG2 cell's high energy density and robust discharge capabilities are critical in preventing overheating, which can lead to catastrophic failures. The ability to maintain performance under varying load conditions is essential for ensuring mission success. As drones are increasingly used for critical tasks such as surveillance, delivery, and emergency response, the need for reliable battery solutions that mitigate risks associated with thermal events becomes even more pressing. The LG Chem HG2 cell addresses these challenges effectively, providing a dependable power source that enhances overall drone safety.
Why this Cell
The LG Chem HG2 cell is specifically designed to excel in drone applications, particularly in safety and risk management. With a maximum continuous discharge of 20 A, it is well-suited for high discharge rate UAV batteries, ensuring that drones can perform demanding tasks without overheating. The cell's volumetric energy density of 616 Wh/l is top-quartile compared to the median of 541.67 Wh/l, allowing for lightweight drone battery packs that do not compromise on performance. Furthermore, the gravimetric power density of 1500 W/kg is significantly higher than the median of 750 W/kg, making it ideal for applications requiring quick bursts of power. This combination of high energy and power densities ensures that the LG Chem HG2 cell can effectively support long endurance drone batteries while managing thermal risks, making it a preferred choice for UAV battery pack design.
How Model-Based Design Helps
Simulation and model-based design play a crucial role in optimising the performance of the LG Chem HG2 cell in drone applications. By modelling load profiles and thermal behaviour, engineers can predict how the cell will perform under various conditions, including high discharge rates and extreme temperatures. This predictive capability allows for the identification of potential overheating risks and enables the selection of the most suitable battery cells for specific missions. For instance, by simulating the thermal rise during flight, engineers can ensure that the LG Chem HG2 cell maintains safe operating temperatures, thereby preventing thermal runaway. Additionally, voltage sag and usable energy can be accurately forecasted, allowing for better planning and execution of drone missions. Overall, simulation enhances the reliability of drone operations by enabling informed decision-making regarding battery selection and management.
