Samsung 20S Drones Safety and risk management - particularly around overheating and thermal runaway during flight.
Explore the Samsung 20S cell for drones, designed for safety and risk management, ensuring optimal performance and preventing overheating during flight.
Value Propositions
Cylindrical 18650 form factor for compact design.
Nominal capacity of 7.2 Wh and 2.0 Ah for reliable energy supply.
Top-quartile volumetric power density of 6228 W/l for high performance.
Gravimetric energy density of 150 Wh/kg for lightweight applications.
Maximum continuous discharge of 30 A for demanding drone operations.
About the Cell
The Samsung 20S cell features a cylindrical 18650 form factor, providing a nominal capacity of 7.2 Wh and 2.0 Ah. With a volumetric energy density of 415 Wh/l, it is designed for high energy applications. The gravimetric energy density stands at 150 Wh/kg, making it suitable for lightweight drone battery packs. Additionally, the cell boasts a volumetric power density of 6228 W/l, which is among the highest in the database, and a gravimetric power density of 2250 W/kg, ensuring robust performance during high discharge scenarios. These specifications make the Samsung 20S an ideal choice for UAV battery pack design, particularly in applications requiring safety and risk management.
Application Challenges
In the realm of drones, safety and risk management are paramount, especially concerning overheating and thermal runaway during flight. The Samsung 20S cell addresses these challenges by providing a reliable energy source that maintains performance under demanding conditions. The high maximum continuous discharge of 30 A ensures that drones can operate efficiently without risking battery failure. Furthermore, the lightweight design of the cell contributes to improved UAV mission endurance, allowing for longer flight times and enhanced operational capabilities. The ability to manage thermal performance effectively is crucial in preventing overheating, which can lead to catastrophic failures in drone operations.
Why this Cell
The Samsung 20S cell is specifically engineered for drone applications, with a nominal capacity of 7.2 Wh and a maximum continuous discharge of 30 A, placing it in the top-quartile for performance. Its volumetric energy density of 415 Wh/l is significantly higher than the database median of 541 Wh/l, making it a strong contender for high energy density drone batteries. The gravimetric energy density of 150 Wh/kg also supports lightweight drone battery packs, which is essential for improving flight time and overall efficiency. This cell's specifications align perfectly with the needs of UAV battery optimization, ensuring that drones can operate safely and effectively in various environments.
How Model-Based Design Helps
Simulation and model-based design play a critical role in selecting the right battery cell for drone applications. By simulating load profiles, thermal behaviour, and voltage response, engineers can accurately predict how the Samsung 20S cell will perform under different conditions. This approach allows for the identification of potential overheating issues and ensures that the cell can deliver the required energy throughout the flight envelope. For instance, modelling the thermal rise during high discharge scenarios helps in understanding the cell's limits and optimising battery thermal management for drones. This predictive capability is vital for ensuring mission success and preventing failures, particularly in safety-critical applications.
